// include: shell.js // The Module object: Our interface to the outside world. We import // and export values on it. There are various ways Module can be used: // 1. Not defined. We create it here // 2. A function parameter, function(Module) { ..generated code.. } // 3. pre-run appended it, var Module = {}; ..generated code.. // 4. External script tag defines var Module. // We need to check if Module already exists (e.g. case 3 above). // Substitution will be replaced with actual code on later stage of the build, // this way Closure Compiler will not mangle it (e.g. case 4. above). // Note that if you want to run closure, and also to use Module // after the generated code, you will need to define var Module = {}; // before the code. Then that object will be used in the code, and you // can continue to use Module afterwards as well. var Module = typeof Module != 'undefined' ? Module : {}; // --pre-jses are emitted after the Module integration code, so that they can // refer to Module (if they choose; they can also define Module) if (!Module.expectedDataFileDownloads) { Module.expectedDataFileDownloads = 0; } Module.expectedDataFileDownloads++; (function() { // Do not attempt to redownload the virtual filesystem data when in a pthread or a Wasm Worker context. if (Module['ENVIRONMENT_IS_PTHREAD'] || Module['$ww']) return; var loadPackage = function(metadata) { var PACKAGE_PATH = ''; if (typeof window === 'object') { PACKAGE_PATH = window['encodeURIComponent'](window.location.pathname.toString().substring(0, window.location.pathname.toString().lastIndexOf('/')) + '/'); } else if (typeof process === 'undefined' && typeof location !== 'undefined') { // web worker PACKAGE_PATH = encodeURIComponent(location.pathname.toString().substring(0, location.pathname.toString().lastIndexOf('/')) + '/'); } var PACKAGE_NAME = 'pge.data'; var REMOTE_PACKAGE_BASE = 'pge.data'; if (typeof Module['locateFilePackage'] === 'function' && !Module['locateFile']) { Module['locateFile'] = Module['locateFilePackage']; err('warning: you defined Module.locateFilePackage, that has been renamed to Module.locateFile (using your locateFilePackage for now)'); } var REMOTE_PACKAGE_NAME = Module['locateFile'] ? Module['locateFile'](REMOTE_PACKAGE_BASE, '') : REMOTE_PACKAGE_BASE; var REMOTE_PACKAGE_SIZE = metadata['remote_package_size']; function fetchRemotePackage(packageName, packageSize, callback, errback) { if (typeof process === 'object' && typeof process.versions === 'object' && typeof process.versions.node === 'string') { require('fs').readFile(packageName, function(err, contents) { if (err) { errback(err); } else { callback(contents.buffer); } }); return; } var xhr = new XMLHttpRequest(); xhr.open('GET', packageName, true); xhr.responseType = 'arraybuffer'; xhr.onprogress = function(event) { var url = packageName; var size = packageSize; if (event.total) size = event.total; if (event.loaded) { if (!xhr.addedTotal) { xhr.addedTotal = true; if (!Module.dataFileDownloads) Module.dataFileDownloads = {}; Module.dataFileDownloads[url] = { loaded: event.loaded, total: size }; } else { Module.dataFileDownloads[url].loaded = event.loaded; } var total = 0; var loaded = 0; var num = 0; for (var download in Module.dataFileDownloads) { var data = Module.dataFileDownloads[download]; total += data.total; loaded += data.loaded; num++; } total = Math.ceil(total * Module.expectedDataFileDownloads/num); if (Module['setStatus']) Module['setStatus'](`Downloading data... (${loaded}/${total})`); } else if (!Module.dataFileDownloads) { if (Module['setStatus']) Module['setStatus']('Downloading data...'); } }; xhr.onerror = function(event) { throw new Error("NetworkError for: " + packageName); } xhr.onload = function(event) { if (xhr.status == 200 || xhr.status == 304 || xhr.status == 206 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0 var packageData = xhr.response; callback(packageData); } else { throw new Error(xhr.statusText + " : " + xhr.responseURL); } }; xhr.send(null); }; function handleError(error) { console.error('package error:', error); }; var fetchedCallback = null; var fetched = Module['getPreloadedPackage'] ? Module['getPreloadedPackage'](REMOTE_PACKAGE_NAME, REMOTE_PACKAGE_SIZE) : null; if (!fetched) fetchRemotePackage(REMOTE_PACKAGE_NAME, REMOTE_PACKAGE_SIZE, function(data) { if (fetchedCallback) { fetchedCallback(data); fetchedCallback = null; } else { fetched = data; } }, handleError); function runWithFS() { function assert(check, msg) { if (!check) throw msg + new Error().stack; } Module['FS_createPath']("/", "assets", true, true); /** @constructor */ function DataRequest(start, end, audio) { this.start = start; this.end = end; this.audio = audio; } DataRequest.prototype = { requests: {}, open: function(mode, name) { this.name = name; this.requests[name] = this; Module['addRunDependency'](`fp ${this.name}`); }, send: function() {}, onload: function() { var byteArray = this.byteArray.subarray(this.start, this.end); this.finish(byteArray); }, finish: function(byteArray) { var that = this; // canOwn this data in the filesystem, it is a slide into the heap that will never change Module['FS_createDataFile'](this.name, null, byteArray, true, true, true); Module['removeRunDependency'](`fp ${that.name}`); this.requests[this.name] = null; } }; var files = metadata['files']; for (var i = 0; i < files.length; ++i) { new DataRequest(files[i]['start'], files[i]['end'], files[i]['audio'] || 0).open('GET', files[i]['filename']); } function processPackageData(arrayBuffer) { assert(arrayBuffer, 'Loading data file failed.'); assert(arrayBuffer.constructor.name === ArrayBuffer.name, 'bad input to processPackageData'); var byteArray = new Uint8Array(arrayBuffer); var curr; // Reuse the bytearray from the XHR as the source for file reads. DataRequest.prototype.byteArray = byteArray; var files = metadata['files']; for (var i = 0; i < files.length; ++i) { DataRequest.prototype.requests[files[i].filename].onload(); } Module['removeRunDependency']('datafile_pge.data'); }; Module['addRunDependency']('datafile_pge.data'); if (!Module.preloadResults) Module.preloadResults = {}; Module.preloadResults[PACKAGE_NAME] = {fromCache: false}; if (fetched) { processPackageData(fetched); fetched = null; } else { fetchedCallback = processPackageData; } } if (Module['calledRun']) { runWithFS(); } else { if (!Module['preRun']) Module['preRun'] = []; Module["preRun"].push(runWithFS); // FS is not initialized yet, wait for it } } loadPackage({"files": [{"filename": "/assets/MAINICON.ico", "start": 0, "end": 766}, {"filename": "/assets/atk.png", "start": 766, "end": 1443}, {"filename": "/assets/attackLine.png", "start": 1443, "end": 2084}, {"filename": "/assets/bit_restorer.png", "start": 2084, "end": 11632}, {"filename": "/assets/boss1.mp3", "start": 11632, "end": 3289514, "audio": 1}, {"filename": "/assets/boss2.mp3", "start": 3289514, "end": 7202664, "audio": 1}, {"filename": "/assets/corrupter.png", "start": 7202664, "end": 7213727}, {"filename": "/assets/cosmos.mp3", "start": 7213727, "end": 16365331, "audio": 1}, {"filename": "/assets/down_arrow.png", "start": 16365331, "end": 16365972}, {"filename": "/assets/gravity.mp3", "start": 16365972, "end": 24044494, "audio": 1}, {"filename": "/assets/guide.png", "start": 24044494, "end": 24045761}, {"filename": "/assets/hooded_figure.png", "start": 24045761, "end": 24046540}, {"filename": "/assets/left_shifter.png", "start": 24046540, "end": 24055745}, {"filename": "/assets/machine2.wav", "start": 24055745, "end": 24134353, "audio": 1}, {"filename": "/assets/material.png", "start": 24134353, "end": 24135048}, {"filename": "/assets/memory_collection_point.png", "start": 24135048, "end": 24135994}, {"filename": "/assets/memory_collection_point_highlight.png", "start": 24135994, "end": 24148071}, {"filename": "/assets/memory_swapper.png", "start": 24148071, "end": 24159521}, {"filename": "/assets/memoryguard.png", "start": 24159521, "end": 24161773}, {"filename": "/assets/minimap_hud.png", "start": 24161773, "end": 24165231}, {"filename": "/assets/outline.png", "start": 24165231, "end": 24165840}, {"filename": "/assets/ping.mp3", "start": 24165840, "end": 24175138, "audio": 1}, {"filename": "/assets/platform.png", "start": 24175138, "end": 24176218}, {"filename": "/assets/prc.png", "start": 24176218, "end": 24185521}, {"filename": "/assets/prc_icon.png", "start": 24185521, "end": 24186273}, {"filename": "/assets/ram_bank.png", "start": 24186273, "end": 24188537}, {"filename": "/assets/range_indicator.png", "start": 24188537, "end": 24197572}, {"filename": "/assets/red_x.png", "start": 24197572, "end": 24198184}, {"filename": "/assets/refresher.png", "start": 24198184, "end": 24199279}, {"filename": "/assets/right_shifter.png", "start": 24199279, "end": 24208503}, {"filename": "/assets/rld.png", "start": 24208503, "end": 24216174}, {"filename": "/assets/rld_icon.png", "start": 24216174, "end": 24216840}, {"filename": "/assets/rng.png", "start": 24216840, "end": 24225972}, {"filename": "/assets/rng_icon.png", "start": 24225972, "end": 24226679}, {"filename": "/assets/round_bar.png", "start": 24226679, "end": 24227255}, {"filename": "/assets/round_bar_left.png", "start": 24227255, "end": 24227825}, {"filename": "/assets/segmentBar.png", "start": 24227825, "end": 24228402}, {"filename": "/assets/selection_circle.png", "start": 24228402, "end": 24229081}, {"filename": "/assets/shell.png", "start": 24229081, "end": 24235955}, {"filename": "/assets/shieldIcon.png", "start": 24235955, "end": 24236863}, {"filename": "/assets/sonar.wav", "start": 24236863, "end": 24493351, "audio": 1}, {"filename": "/assets/spd.png", "start": 24493351, "end": 24501893}, {"filename": "/assets/spd_icon.png", "start": 24501893, "end": 24502584}, {"filename": "/assets/spook_hooded_figure.png", "start": 24502584, "end": 24503411}, {"filename": "/assets/targetLine.png", "start": 24503411, "end": 24504033}, {"filename": "/assets/tile.png", "start": 24504033, "end": 24505368}, {"filename": "/assets/turret.png", "start": 24505368, "end": 24506376}, {"filename": "/assets/unit.png", "start": 24506376, "end": 24507106}, {"filename": "/assets/voice.mp3", "start": 24507106, "end": 24567843, "audio": 1}], "remote_package_size": 24567843}); })(); // All the pre-js content up to here must remain later on, we need to run // it. if (Module['ENVIRONMENT_IS_PTHREAD'] || Module['$ww']) Module['preRun'] = []; var necessaryPreJSTasks = Module['preRun'].slice(); if (!Module['preRun']) throw 'Module.preRun should exist because file support used it; did a pre-js delete it?'; necessaryPreJSTasks.forEach(function(task) { if (Module['preRun'].indexOf(task) < 0) throw 'All preRun tasks that exist before user pre-js code should remain after; did you replace Module or modify Module.preRun?'; }); // Sometimes an existing Module object exists with properties // meant to overwrite the default module functionality. Here // we collect those properties and reapply _after_ we configure // the current environment's defaults to avoid having to be so // defensive during initialization. var moduleOverrides = Object.assign({}, Module); var arguments_ = []; var thisProgram = './this.program'; var quit_ = (status, toThrow) => { throw toThrow; }; // Determine the runtime environment we are in. You can customize this by // setting the ENVIRONMENT setting at compile time (see settings.js). // Attempt to auto-detect the environment var ENVIRONMENT_IS_WEB = typeof window == 'object'; var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function'; // N.b. Electron.js environment is simultaneously a NODE-environment, but // also a web environment. var ENVIRONMENT_IS_NODE = typeof process == 'object' && typeof process.versions == 'object' && typeof process.versions.node == 'string'; var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; if (Module['ENVIRONMENT']) { throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)'); } // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { if (Module['locateFile']) { return Module['locateFile'](path, scriptDirectory); } return scriptDirectory + path; } // Hooks that are implemented differently in different runtime environments. var read_, readAsync, readBinary, setWindowTitle; if (ENVIRONMENT_IS_NODE) { if (typeof process == 'undefined' || !process.release || process.release.name !== 'node') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); var nodeVersion = process.versions.node; var numericVersion = nodeVersion.split('.').slice(0, 3); numericVersion = (numericVersion[0] * 10000) + (numericVersion[1] * 100) + (numericVersion[2].split('-')[0] * 1); var minVersion = 101900; if (numericVersion < 101900) { throw new Error('This emscripten-generated code requires node v10.19.19.0 (detected v' + nodeVersion + ')'); } // `require()` is no-op in an ESM module, use `createRequire()` to construct // the require()` function. This is only necessary for multi-environment // builds, `-sENVIRONMENT=node` emits a static import declaration instead. // TODO: Swap all `require()`'s with `import()`'s? // These modules will usually be used on Node.js. Load them eagerly to avoid // the complexity of lazy-loading. var fs = require('fs'); var nodePath = require('path'); if (ENVIRONMENT_IS_WORKER) { scriptDirectory = nodePath.dirname(scriptDirectory) + '/'; } else { scriptDirectory = __dirname + '/'; } // include: node_shell_read.js read_ = (filename, binary) => { // We need to re-wrap `file://` strings to URLs. Normalizing isn't // necessary in that case, the path should already be absolute. filename = isFileURI(filename) ? new URL(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); } assert(ret.buffer); return ret; }; readAsync = (filename, onload, onerror, binary = true) => { // See the comment in the `read_` function. filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename); fs.readFile(filename, binary ? undefined : 'utf8', (err, data) => { if (err) onerror(err); else onload(binary ? data.buffer : data); }); }; // end include: node_shell_read.js if (!Module['thisProgram'] && 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', (ex) => { // suppress ExitStatus exceptions from showing an error if (ex !== 'unwind' && !(ex instanceof ExitStatus) && !(ex.context instanceof ExitStatus)) { throw ex; } }); // Without this older versions of node (< v15) will log unhandled rejections // but return 0, which is not normally the desired behaviour. This is // not be needed with node v15 and about because it is now the default // behaviour: // See https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode var nodeMajor = process.versions.node.split(".")[0]; if (nodeMajor < 15) { process.on('unhandledRejection', (reason) => { throw reason; }); } quit_ = (status, toThrow) => { process.exitCode = status; throw toThrow; }; Module['inspect'] = () => '[Emscripten Module object]'; } else if (ENVIRONMENT_IS_SHELL) { if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); if (typeof read != 'undefined') { read_ = (f) => { return read(f); }; } readBinary = (f) => { let data; if (typeof readbuffer == 'function') { return new Uint8Array(readbuffer(f)); } data = read(f, 'binary'); assert(typeof data == 'object'); return data; }; readAsync = (f, onload, onerror) => { setTimeout(() => onload(readBinary(f)), 0); }; if (typeof clearTimeout == 'undefined') { globalThis.clearTimeout = (id) => {}; } if (typeof scriptArgs != 'undefined') { arguments_ = scriptArgs; } else if (typeof arguments != 'undefined') { arguments_ = arguments; } if (typeof quit == 'function') { quit_ = (status, toThrow) => { // Unlike node which has process.exitCode, d8 has no such mechanism. So we // have no way to set the exit code and then let the program exit with // that code when it naturally stops running (say, when all setTimeouts // have completed). For that reason, we must call `quit` - the only way to // set the exit code - but quit also halts immediately. To increase // consistency with node (and the web) we schedule the actual quit call // using a setTimeout to give the current stack and any exception handlers // a chance to run. This enables features such as addOnPostRun (which // expected to be able to run code after main returns). setTimeout(() => { if (!(toThrow instanceof ExitStatus)) { let toLog = toThrow; if (toThrow && typeof toThrow == 'object' && toThrow.stack) { toLog = [toThrow, toThrow.stack]; } err(`exiting due to exception: ${toLog}`); } quit(status); }); throw toThrow; }; } if (typeof print != 'undefined') { // Prefer to use print/printErr where they exist, as they usually work better. if (typeof console == 'undefined') console = /** @type{!Console} */({}); console.log = /** @type{!function(this:Console, ...*): undefined} */ (print); console.warn = console.error = /** @type{!function(this:Console, ...*): undefined} */ (typeof printErr != 'undefined' ? printErr : print); } } else // Note that this includes Node.js workers when relevant (pthreads is enabled). // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and // ENVIRONMENT_IS_NODE. if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled scriptDirectory = self.location.href; } else if (typeof document != 'undefined' && document.currentScript) { // web scriptDirectory = document.currentScript.src; } // blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them. // otherwise, slice off the final part of the url to find the script directory. // if scriptDirectory does not contain a slash, lastIndexOf will return -1, // and scriptDirectory will correctly be replaced with an empty string. // If scriptDirectory contains a query (starting with ?) or a fragment (starting with #), // they are removed because they could contain a slash. if (scriptDirectory.indexOf('blob:') !== 0) { scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf('/')+1); } else { scriptDirectory = ''; } if (!(typeof window == 'object' || typeof importScripts == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); // Differentiate the Web Worker from the Node Worker case, as reading must // be done differently. { // include: web_or_worker_shell_read.js 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(/** @type{!ArrayBuffer} */(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)) { // file URLs can return 0 onload(xhr.response); return; } onerror(); }; xhr.onerror = onerror; xhr.send(null); } // end include: web_or_worker_shell_read.js } setWindowTitle = (title) => document.title = title; } else { throw new Error('environment detection error'); } var out = Module['print'] || console.log.bind(console); var err = Module['printErr'] || console.error.bind(console); // Merge back in the overrides Object.assign(Module, moduleOverrides); // Free the object hierarchy contained in the overrides, this lets the GC // reclaim data used e.g. in memoryInitializerRequest, which is a large typed array. moduleOverrides = null; checkIncomingModuleAPI(); // Emit code to handle expected values on the Module object. This applies Module.x // to the proper local x. This has two benefits: first, we only emit it if it is // expected to arrive, and second, by using a local everywhere else that can be // minified. if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_'); if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram'); if (Module['quit']) quit_ = Module['quit'];legacyModuleProp('quit', 'quit_'); // perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message // Assertions on removed incoming Module JS APIs. assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead'); assert(typeof Module['read'] == 'undefined', 'Module.read option was removed (modify read_ in JS)'); assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)'); assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)'); assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify setWindowTitle in JS)'); assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); legacyModuleProp('read', 'read_'); legacyModuleProp('readAsync', 'readAsync'); legacyModuleProp('readBinary', 'readBinary'); legacyModuleProp('setWindowTitle', 'setWindowTitle'); var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js'; var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js'; var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js'; var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js'; assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time. Add 'shell' to `-sENVIRONMENT` to enable."); // end include: shell.js // include: preamble.js // === Preamble library stuff === // Documentation for the public APIs defined in this file must be updated in: // site/source/docs/api_reference/preamble.js.rst // A prebuilt local version of the documentation is available at: // site/build/text/docs/api_reference/preamble.js.txt // You can also build docs locally as HTML or other formats in site/ // An online HTML version (which may be of a different version of Emscripten) // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html var wasmBinary; if (Module['wasmBinary']) wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary'); var noExitRuntime = Module['noExitRuntime'] || true;legacyModuleProp('noExitRuntime', 'noExitRuntime'); if (typeof WebAssembly != 'object') { abort('no native wasm support detected'); } // Wasm globals var wasmMemory; //======================================== // Runtime essentials //======================================== // whether we are quitting the application. no code should run after this. // set in exit() and abort() var ABORT = false; // set by exit() and abort(). Passed to 'onExit' handler. // NOTE: This is also used as the process return code code in shell environments // but only when noExitRuntime is false. var EXITSTATUS; /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { abort('Assertion failed' + (text ? ': ' + text : '')); } } // We used to include malloc/free by default in the past. Show a helpful error in // builds with assertions. // Memory management var HEAP, /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); Module['HEAP16'] = HEAP16 = new Int16Array(b); Module['HEAP32'] = HEAP32 = new Int32Array(b); Module['HEAPU8'] = HEAPU8 = new Uint8Array(b); Module['HEAPU16'] = HEAPU16 = new Uint16Array(b); Module['HEAPU32'] = HEAPU32 = new Uint32Array(b); Module['HEAPF32'] = HEAPF32 = new Float32Array(b); Module['HEAPF64'] = HEAPF64 = new Float64Array(b); } assert(!Module['STACK_SIZE'], 'STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time') assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, 'JS engine does not provide full typed array support'); // If memory is defined in wasm, the user can't provide it, or set INITIAL_MEMORY assert(!Module['wasmMemory'], 'Use of `wasmMemory` detected. Use -sIMPORTED_MEMORY to define wasmMemory externally'); assert(!Module['INITIAL_MEMORY'], 'Detected runtime INITIAL_MEMORY setting. Use -sIMPORTED_MEMORY to define wasmMemory dynamically'); // include: runtime_init_table.js // In regular non-RELOCATABLE mode the table is exported // from the wasm module and this will be assigned once // the exports are available. var wasmTable; // end include: runtime_init_table.js // include: runtime_stack_check.js // Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode. function writeStackCookie() { var max = _emscripten_stack_get_end(); assert((max & 3) == 0); // If the stack ends at address zero we write our cookies 4 bytes into the // stack. This prevents interference with the (separate) address-zero check // below. if (max == 0) { max += 4; } // The stack grow downwards towards _emscripten_stack_get_end. // We write cookies to the final two words in the stack and detect if they are // ever overwritten. HEAPU32[((max)>>2)] = 0x02135467; HEAPU32[(((max)+(4))>>2)] = 0x89BACDFE; // Also test the global address 0 for integrity. HEAPU32[0] = 0x63736d65; /* 'emsc' */ } function checkStackCookie() { if (ABORT) return; var max = _emscripten_stack_get_end(); // See writeStackCookie(). if (max == 0) { max += 4; } var cookie1 = HEAPU32[((max)>>2)]; var cookie2 = HEAPU32[(((max)+(4))>>2)]; if (cookie1 != 0x02135467 || cookie2 != 0x89BACDFE) { abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords 0x89BACDFE and 0x2135467, but received ${ptrToString(cookie2)} ${ptrToString(cookie1)}`); } // Also test the global address 0 for integrity. if (HEAPU32[0] !== 0x63736d65 /* 'emsc' */) { abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); } } // end include: runtime_stack_check.js // include: runtime_assertions.js // Endianness check (function() { var h16 = new Int16Array(1); var h8 = new Int8Array(h16.buffer); h16[0] = 0x6373; if (h8[0] !== 0x73 || h8[1] !== 0x63) throw 'Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)'; })(); // end include: runtime_assertions.js var __ATPRERUN__ = []; // functions called before the runtime is initialized var __ATINIT__ = []; // functions called during startup var __ATMAIN__ = []; // functions called when main() is to be run var __ATEXIT__ = []; // functions called during shutdown var __ATPOSTRUN__ = []; // functions called after the main() is called var runtimeInitialized = false; var runtimeKeepaliveCounter = 0; function keepRuntimeAlive() { return noExitRuntime || runtimeKeepaliveCounter > 0; } 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() { assert(!runtimeInitialized); runtimeInitialized = true; checkStackCookie(); if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); FS.ignorePermissions = false; TTY.init(); callRuntimeCallbacks(__ATINIT__); } function preMain() { checkStackCookie(); callRuntimeCallbacks(__ATMAIN__); } function postRun() { checkStackCookie(); 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 addOnPreMain(cb) { __ATMAIN__.unshift(cb); } function addOnExit(cb) { } function addOnPostRun(cb) { __ATPOSTRUN__.unshift(cb); } // include: runtime_math.js // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); // end include: runtime_math.js // A counter of dependencies for calling run(). If we need to // do asynchronous work before running, increment this and // decrement it. Incrementing must happen in a place like // Module.preRun (used by emcc to add file preloading). // Note that you can add dependencies in preRun, even though // it happens right before run - run will be postponed until // the dependencies are met. var runDependencies = 0; var runDependencyWatcher = null; var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled var runDependencyTracking = {}; function getUniqueRunDependency(id) { var orig = id; while (1) { if (!runDependencyTracking[id]) return id; id = orig + Math.random(); } } function addRunDependency(id) { runDependencies++; if (Module['monitorRunDependencies']) { Module['monitorRunDependencies'](runDependencies); } if (id) { assert(!runDependencyTracking[id]); runDependencyTracking[id] = 1; if (runDependencyWatcher === null && typeof setInterval != 'undefined') { // Check for missing dependencies every few seconds runDependencyWatcher = setInterval(() => { if (ABORT) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; return; } var shown = false; for (var dep in runDependencyTracking) { if (!shown) { shown = true; err('still waiting on run dependencies:'); } err('dependency: ' + dep); } if (shown) { err('(end of list)'); } }, 10000); } } else { err('warning: run dependency added without ID'); } } function removeRunDependency(id) { runDependencies--; if (Module['monitorRunDependencies']) { Module['monitorRunDependencies'](runDependencies); } if (id) { assert(runDependencyTracking[id]); delete runDependencyTracking[id]; } else { err('warning: run dependency removed without ID'); } if (runDependencies == 0) { if (runDependencyWatcher !== null) { clearInterval(runDependencyWatcher); runDependencyWatcher = null; } if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; callback(); // can add another dependenciesFulfilled } } } /** @param {string|number=} what */ function abort(what) { if (Module['onAbort']) { Module['onAbort'](what); } what = 'Aborted(' + what + ')'; // TODO(sbc): Should we remove printing and leave it up to whoever // catches the exception? err(what); ABORT = true; EXITSTATUS = 1; // Use a wasm runtime error, because a JS error might be seen as a foreign // exception, which means we'd run destructors on it. We need the error to // simply make the program stop. // FIXME This approach does not work in Wasm EH because it currently does not assume // all RuntimeErrors are from traps; it decides whether a RuntimeError is from // a trap or not based on a hidden field within the object. So at the moment // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that // allows this in the wasm spec. // Suppress closure compiler warning here. Closure compiler's builtin extern // defintion for WebAssembly.RuntimeError claims it takes no arguments even // though it can. // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); // Throw the error whether or not MODULARIZE is set because abort is used // in code paths apart from instantiation where an exception is expected // to be thrown when abort is called. throw e; } // include: memoryprofiler.js // end include: memoryprofiler.js // include: URIUtils.js // Prefix of data URIs emitted by SINGLE_FILE and related options. var dataURIPrefix = 'data:application/octet-stream;base64,'; // Indicates whether filename is a base64 data URI. function isDataURI(filename) { // Prefix of data URIs emitted by SINGLE_FILE and related options. return filename.startsWith(dataURIPrefix); } // Indicates whether filename is delivered via file protocol (as opposed to http/https) function isFileURI(filename) { return filename.startsWith('file://'); } // end include: URIUtils.js /** @param {boolean=} fixedasm */ function createExportWrapper(name, fixedasm) { return function() { var displayName = name; var asm = fixedasm; if (!fixedasm) { asm = Module['asm']; } assert(runtimeInitialized, 'native function `' + displayName + '` called before runtime initialization'); if (!asm[name]) { assert(asm[name], 'exported native function `' + displayName + '` not found'); } return asm[name].apply(null, arguments); }; } // include: runtime_exceptions.js // end include: runtime_exceptions.js var wasmBinaryFile; wasmBinaryFile = 'pge.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(binaryFile) { // If we don't have the binary yet, try to load it asynchronously. // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. // See https://github.com/github/fetch/pull/92#issuecomment-140665932 // Cordova or Electron apps are typically loaded from a file:// url. // So use fetch if it is available and the url is not a file, otherwise fall back to XHR. if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) { if (typeof fetch == 'function' && !isFileURI(binaryFile) ) { return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => { if (!response['ok']) { throw "failed to load wasm binary file at '" + binaryFile + "'"; } return response['arrayBuffer'](); }).catch(() => getBinary(binaryFile)); } else { if (readAsync) { // fetch is not available or url is file => try XHR (readAsync uses XHR internally) return new Promise((resolve, reject) => { readAsync(binaryFile, (response) => resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))), reject) }); } } } // Otherwise, getBinary should be able to get it synchronously return Promise.resolve().then(() => getBinary(binaryFile)); } function instantiateArrayBuffer(binaryFile, imports, receiver) { return getBinaryPromise(binaryFile).then((binary) => { return WebAssembly.instantiate(binary, imports); }).then((instance) => { return instance; }).then(receiver, (reason) => { err('failed to asynchronously prepare wasm: ' + reason); // Warn on some common problems. if (isFileURI(wasmBinaryFile)) { err('warning: Loading from a file URI (' + wasmBinaryFile + ') is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing'); } abort(reason); }); } function instantiateAsync(binary, binaryFile, imports, callback) { if (!binary && typeof WebAssembly.instantiateStreaming == 'function' && !isDataURI(binaryFile) && // Don't use streaming for file:// delivered objects in a webview, fetch them synchronously. !isFileURI(binaryFile) && // Avoid instantiateStreaming() on Node.js environment for now, as while // Node.js v18.1.0 implements it, it does not have a full fetch() // implementation yet. // // Reference: // https://github.com/emscripten-core/emscripten/pull/16917 !ENVIRONMENT_IS_NODE && typeof fetch == 'function') { return fetch(binaryFile, { credentials: 'same-origin' }).then((response) => { // Suppress closure warning here since the upstream definition for // instantiateStreaming only allows Promise rather than // an actual Response. // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure is fixed. /** @suppress {checkTypes} */ var result = WebAssembly.instantiateStreaming(response, imports); return result.then( callback, function(reason) { // We expect the most common failure cause to be a bad MIME type for the binary, // in which case falling back to ArrayBuffer instantiation should work. err('wasm streaming compile failed: ' + reason); err('falling back to ArrayBuffer instantiation'); return instantiateArrayBuffer(binaryFile, imports, callback); }); }); } else { return instantiateArrayBuffer(binaryFile, imports, callback); } } // Create the wasm instance. // Receives the wasm imports, returns the exports. function createWasm() { // prepare imports var info = { 'env': wasmImports, 'wasi_snapshot_preview1': wasmImports, }; // Load the wasm module and create an instance of using native support in the JS engine. // handle a generated wasm instance, receiving its exports and // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { var exports = instance.exports; Module['asm'] = exports; wasmMemory = Module['asm']['memory']; assert(wasmMemory, "memory not found in wasm exports"); // This assertion doesn't hold when emscripten is run in --post-link // mode. // TODO(sbc): Read INITIAL_MEMORY out of the wasm file in post-link mode. //assert(wasmMemory.buffer.byteLength === 16777216); updateMemoryViews(); wasmTable = Module['asm']['__indirect_function_table']; assert(wasmTable, "table not found in wasm exports"); addOnInit(Module['asm']['__wasm_call_ctors']); removeRunDependency('wasm-instantiate'); return exports; } // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); // Prefer streaming instantiation if available. // Async compilation can be confusing when an error on the page overwrites Module // (for example, if the order of elements is wrong, and the one defining Module is // later), so we save Module and check it later. var trueModule = Module; function receiveInstantiationResult(result) { // 'result' is a ResultObject object which has both the module and instance. // receiveInstance() will swap in the exports (to Module.asm) so they can be called assert(Module === trueModule, 'the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?'); trueModule = null; // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. // When the regression is fixed, can restore the above PTHREADS-enabled path. receiveInstance(result['instance']); } // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback // to manually instantiate the Wasm module themselves. This allows pages to // run the instantiation parallel to any other async startup actions they are // performing. // Also pthreads and wasm workers initialize the wasm instance through this // path. if (Module['instantiateWasm']) { try { return Module['instantiateWasm'](info, receiveInstance); } catch(e) { err('Module.instantiateWasm callback failed with error: ' + e); return false; } } instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult); return {}; // no exports yet; we'll fill them in later } // Globals used by JS i64 conversions (see makeSetValue) var tempDouble; var tempI64; // include: runtime_debug.js function legacyModuleProp(prop, newName) { if (!Object.getOwnPropertyDescriptor(Module, prop)) { Object.defineProperty(Module, prop, { configurable: true, get: function() { abort('Module.' + prop + ' has been replaced with plain ' + newName + ' (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)'); } }); } } function ignoredModuleProp(prop) { if (Object.getOwnPropertyDescriptor(Module, prop)) { abort('`Module.' + prop + '` was supplied but `' + prop + '` not included in INCOMING_MODULE_JS_API'); } } // forcing the filesystem exports a few things by default function isExportedByForceFilesystem(name) { return name === 'FS_createPath' || name === 'FS_createDataFile' || name === 'FS_createPreloadedFile' || name === 'FS_unlink' || name === 'addRunDependency' || // The old FS has some functionality that WasmFS lacks. name === 'FS_createLazyFile' || name === 'FS_createDevice' || name === 'removeRunDependency'; } function missingGlobal(sym, msg) { if (typeof globalThis !== 'undefined') { Object.defineProperty(globalThis, sym, { configurable: true, get: function() { warnOnce('`' + sym + '` is not longer defined by emscripten. ' + msg); return undefined; } }); } } missingGlobal('buffer', 'Please use HEAP8.buffer or wasmMemory.buffer'); function missingLibrarySymbol(sym) { if (typeof globalThis !== 'undefined' && !Object.getOwnPropertyDescriptor(globalThis, sym)) { Object.defineProperty(globalThis, sym, { configurable: true, get: function() { // Can't `abort()` here because it would break code that does runtime // checks. e.g. `if (typeof SDL === 'undefined')`. var msg = '`' + sym + '` is a library symbol and not included by default; add it to your library.js __deps or to DEFAULT_LIBRARY_FUNCS_TO_INCLUDE on the command line'; // DEFAULT_LIBRARY_FUNCS_TO_INCLUDE requires the name as it appears in // library.js, which means $name for a JS name with no prefix, or name // for a JS name like _name. var librarySymbol = sym; if (!librarySymbol.startsWith('_')) { librarySymbol = '$' + sym; } msg += " (e.g. -sDEFAULT_LIBRARY_FUNCS_TO_INCLUDE=" + librarySymbol + ")"; if (isExportedByForceFilesystem(sym)) { msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; } warnOnce(msg); return undefined; } }); } // Any symbol that is not included from the JS libary is also (by definition) // not exported on the Module object. unexportedRuntimeSymbol(sym); } function unexportedRuntimeSymbol(sym) { if (!Object.getOwnPropertyDescriptor(Module, sym)) { Object.defineProperty(Module, sym, { configurable: true, get: function() { var msg = "'" + sym + "' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the FAQ)"; if (isExportedByForceFilesystem(sym)) { msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; } abort(msg); } }); } } // Used by XXXXX_DEBUG settings to output debug messages. function dbg(text) { // TODO(sbc): Make this configurable somehow. Its not always convenient for // logging to show up as warnings. console.warn.apply(console, arguments); } // end include: runtime_debug.js // === Body === var ASM_CONSTS = { 5372508: () => { return Module.canvas.getBoundingClientRect().left }, 5372560: () => { return Module.canvas.getBoundingClientRect().top }, 5372611: () => { return Module.olc_MOUSEX; }, 5372639: () => { return Module.olc_MOUSEY; }, 5372667: () => { return Module.olc_MOUSEDOWN }, 5372697: () => { return Module.olc_MOUSEUP }, 5372725: () => { Module.olc_MOUSEDOWN=-1 }, 5372751: () => { Module.olc_MOUSEUP=-1 }, 5372775: () => { window.onunload = Module._olc_OnPageUnload; }, 5372819: ($0, $1) => { Module.olc_AspectRatio = $0 / $1; Module.olc_MOUSEDOWN=-1; Module.olc_MOUSEUP=-1; onmousemove = function(e){Module.olc_MOUSEX=e.clientX;Module.olc_MOUSEY=e.clientY;}; onmousedown = function(e){Module.olc_MOUSEDOWN=e.button;}; onmouseup = function(e){Module.olc_MOUSEUP=e.button;}; ontouchmove = function(e){Module.olc_MOUSEX=e.touches[0].clientX;Module.olc_MOUSEY=e.touches[0].clientY;}; ontouchstart = function(e){Module.olc_MOUSEX=e.touches[0].clientX;Module.olc_MOUSEY=e.touches[0].clientY;}; Module.olc_AssumeDefaultShells = (document.querySelectorAll('.emscripten').length >= 3) ? true : false; var olc_ResizeHandler = function() { let isFullscreen = (document.fullscreenElement != null); let width = (isFullscreen) ? window.innerWidth : Module.canvas.parentNode.clientWidth; let height = (isFullscreen) ? window.innerHeight : Module.canvas.parentNode.clientHeight; let viewWidth = width; let viewHeight = width / Module.olc_AspectRatio; if(viewHeight > height) { viewWidth = height * Module.olc_AspectRatio; viewHeight = height; } viewWidth = parseInt(viewWidth); viewHeight = parseInt(viewHeight); setTimeout(function() { if(Module.olc_AssumeDefaultShells) Module.canvas.parentNode.setAttribute('style', 'width: 100%; height: 70vh; margin-left: auto; margin-right: auto;'); Module.canvas.setAttribute('width', viewWidth); Module.canvas.setAttribute('height', viewHeight); Module.canvas.setAttribute('style', `width: ${viewWidth}px; height: ${viewHeight}px;`); Module._olc_PGE_UpdateWindowSize(viewWidth, viewHeight); Module.canvas.focus(); }, 200); }; var olc_Init = function() { if(Module.olc_AspectRatio === undefined) { setTimeout(function() { Module.olc_Init(); }, 50); return; } let resizeObserver = new ResizeObserver(function(entries) { Module.olc_ResizeHandler(); }).observe(Module.canvas.parentNode); let mutationObserver = new MutationObserver(function(mutationsList, observer) { setTimeout(function() { Module.olc_ResizeHandler(); }, 200); }).observe(Module.canvas.parentNode, { attributes: false, childList: true, subtree: false }); window.addEventListener('fullscreenchange', function(e) { setTimeout(function() { Module.olc_ResizeHandler();}, 200); }); }; Module.olc_ResizeHandler = (Module.olc_ResizeHandler != undefined) ? Module.olc_ResizeHandler : olc_ResizeHandler; Module.olc_Init = (Module.olc_Init != undefined) ? Module.olc_Init : olc_Init; Module.olc_Init(); }, 5375213: () => { if (typeof(AudioContext) !== 'undefined') { return true; } else if (typeof(webkitAudioContext) !== 'undefined') { return true; } return false; }, 5375360: () => { if ((typeof(navigator.mediaDevices) !== 'undefined') && (typeof(navigator.mediaDevices.getUserMedia) !== 'undefined')) { return true; } else if (typeof(navigator.webkitGetUserMedia) !== 'undefined') { return true; } return false; }, 5375594: ($0) => { if(typeof(Module['SDL2']) === 'undefined') { Module['SDL2'] = {}; } var SDL2 = Module['SDL2']; if (!$0) { SDL2.audio = {}; } else { SDL2.capture = {}; } if (!SDL2.audioContext) { if (typeof(AudioContext) !== 'undefined') { SDL2.audioContext = new AudioContext(); } else if (typeof(webkitAudioContext) !== 'undefined') { SDL2.audioContext = new webkitAudioContext(); } if (SDL2.audioContext) { autoResumeAudioContext(SDL2.audioContext); } } return SDL2.audioContext === undefined ? -1 : 0; }, 5376087: () => { var SDL2 = Module['SDL2']; return SDL2.audioContext.sampleRate; }, 5376155: ($0, $1, $2, $3) => { var SDL2 = Module['SDL2']; var have_microphone = function(stream) { if (SDL2.capture.silenceTimer !== undefined) { clearTimeout(SDL2.capture.silenceTimer); SDL2.capture.silenceTimer = undefined; } SDL2.capture.mediaStreamNode = SDL2.audioContext.createMediaStreamSource(stream); SDL2.capture.scriptProcessorNode = SDL2.audioContext.createScriptProcessor($1, $0, 1); SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) { if ((SDL2 === undefined) || (SDL2.capture === undefined)) { return; } audioProcessingEvent.outputBuffer.getChannelData(0).fill(0.0); SDL2.capture.currentCaptureBuffer = audioProcessingEvent.inputBuffer; dynCall('vi', $2, [$3]); }; SDL2.capture.mediaStreamNode.connect(SDL2.capture.scriptProcessorNode); SDL2.capture.scriptProcessorNode.connect(SDL2.audioContext.destination); SDL2.capture.stream = stream; }; var no_microphone = function(error) { }; SDL2.capture.silenceBuffer = SDL2.audioContext.createBuffer($0, $1, SDL2.audioContext.sampleRate); SDL2.capture.silenceBuffer.getChannelData(0).fill(0.0); var silence_callback = function() { SDL2.capture.currentCaptureBuffer = SDL2.capture.silenceBuffer; dynCall('vi', $2, [$3]); }; SDL2.capture.silenceTimer = setTimeout(silence_callback, ($1 / SDL2.audioContext.sampleRate) * 1000); if ((navigator.mediaDevices !== undefined) && (navigator.mediaDevices.getUserMedia !== undefined)) { navigator.mediaDevices.getUserMedia({ audio: true, video: false }).then(have_microphone).catch(no_microphone); } else if (navigator.webkitGetUserMedia !== undefined) { navigator.webkitGetUserMedia({ audio: true, video: false }, have_microphone, no_microphone); } }, 5377807: ($0, $1, $2, $3) => { var SDL2 = Module['SDL2']; SDL2.audio.scriptProcessorNode = SDL2.audioContext['createScriptProcessor']($1, 0, $0); SDL2.audio.scriptProcessorNode['onaudioprocess'] = function (e) { if ((SDL2 === undefined) || (SDL2.audio === undefined)) { return; } SDL2.audio.currentOutputBuffer = e['outputBuffer']; dynCall('vi', $2, [$3]); }; SDL2.audio.scriptProcessorNode['connect'](SDL2.audioContext['destination']); }, 5378217: ($0, $1) => { var SDL2 = Module['SDL2']; var numChannels = SDL2.capture.currentCaptureBuffer.numberOfChannels; for (var c = 0; c < numChannels; ++c) { var channelData = SDL2.capture.currentCaptureBuffer.getChannelData(c); if (channelData.length != $1) { throw 'Web Audio capture buffer length mismatch! Destination size: ' + channelData.length + ' samples vs expected ' + $1 + ' samples!'; } if (numChannels == 1) { for (var j = 0; j < $1; ++j) { setValue($0 + (j * 4), channelData[j], 'float'); } } else { for (var j = 0; j < $1; ++j) { setValue($0 + (((j * numChannels) + c) * 4), channelData[j], 'float'); } } } }, 5378822: ($0, $1) => { var SDL2 = Module['SDL2']; var numChannels = SDL2.audio.currentOutputBuffer['numberOfChannels']; for (var c = 0; c < numChannels; ++c) { var channelData = SDL2.audio.currentOutputBuffer['getChannelData'](c); if (channelData.length != $1) { throw 'Web Audio output buffer length mismatch! Destination size: ' + channelData.length + ' samples vs expected ' + $1 + ' samples!'; } for (var j = 0; j < $1; ++j) { channelData[j] = HEAPF32[$0 + ((j*numChannels + c) << 2) >> 2]; } } }, 5379302: ($0) => { var SDL2 = Module['SDL2']; if ($0) { if (SDL2.capture.silenceTimer !== undefined) { clearTimeout(SDL2.capture.silenceTimer); } if (SDL2.capture.stream !== undefined) { var tracks = SDL2.capture.stream.getAudioTracks(); for (var i = 0; i < tracks.length; i++) { SDL2.capture.stream.removeTrack(tracks[i]); } SDL2.capture.stream = undefined; } if (SDL2.capture.scriptProcessorNode !== undefined) { SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {}; SDL2.capture.scriptProcessorNode.disconnect(); SDL2.capture.scriptProcessorNode = undefined; } if (SDL2.capture.mediaStreamNode !== undefined) { SDL2.capture.mediaStreamNode.disconnect(); SDL2.capture.mediaStreamNode = undefined; } if (SDL2.capture.silenceBuffer !== undefined) { SDL2.capture.silenceBuffer = undefined } SDL2.capture = undefined; } else { if (SDL2.audio.scriptProcessorNode != undefined) { SDL2.audio.scriptProcessorNode.disconnect(); SDL2.audio.scriptProcessorNode = undefined; } SDL2.audio = undefined; } if ((SDL2.audioContext !== undefined) && (SDL2.audio === undefined) && (SDL2.capture === undefined)) { SDL2.audioContext.close(); SDL2.audioContext = undefined; } }, 5380474: ($0, $1, $2) => { var w = $0; var h = $1; var pixels = $2; if (!Module['SDL2']) Module['SDL2'] = {}; var SDL2 = Module['SDL2']; if (SDL2.ctxCanvas !== Module['canvas']) { SDL2.ctx = Module['createContext'](Module['canvas'], false, true); SDL2.ctxCanvas = Module['canvas']; } if (SDL2.w !== w || SDL2.h !== h || SDL2.imageCtx !== SDL2.ctx) { SDL2.image = SDL2.ctx.createImageData(w, h); SDL2.w = w; SDL2.h = h; SDL2.imageCtx = SDL2.ctx; } var data = SDL2.image.data; var src = pixels >> 2; var dst = 0; var num; if (typeof CanvasPixelArray !== 'undefined' && data instanceof CanvasPixelArray) { num = data.length; while (dst < num) { var val = HEAP32[src]; data[dst ] = val & 0xff; data[dst+1] = (val >> 8) & 0xff; data[dst+2] = (val >> 16) & 0xff; data[dst+3] = 0xff; 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 < j) { data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; } } else { while (i < j) { data8[i] = 0xff; i = i + 4 | 0; } } } SDL2.ctx.putImageData(SDL2.image, 0, 0); }, 5381943: ($0, $1, $2, $3, $4) => { 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 < num) { var val = HEAP32[src]; data[dst ] = val & 0xff; data[dst+1] = (val >> 8) & 0xff; data[dst+2] = (val >> 16) & 0xff; data[dst+3] = (val >> 24) & 0xff; 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; }, 5382932: ($0) => { if (Module['canvas']) { Module['canvas'].style['cursor'] = UTF8ToString($0); } }, 5383015: () => { if (Module['canvas']) { Module['canvas'].style['cursor'] = 'none'; } }, 5383084: () => { return window.innerWidth; }, 5383114: () => { return window.innerHeight; } }; // end include: preamble.js /** @constructor */ function ExitStatus(status) { this.name = 'ExitStatus'; this.message = `Program terminated with exit(${status})`; this.status = status; } function listenOnce(object, event, func) { object.addEventListener(event, func, { 'once': true }); } /** @param {Object=} elements */ function autoResumeAudioContext(ctx, elements) { if (!elements) { elements = [document, document.getElementById('canvas')]; } ['keydown', 'mousedown', 'touchstart'].forEach((event) => { elements.forEach((element) => { if (element) { listenOnce(element, event, () => { if (ctx.state === 'suspended') ctx.resume(); }); } }); }); } function callRuntimeCallbacks(callbacks) { while (callbacks.length > 0) { // Pass the module as the first argument. callbacks.shift()(Module); } } function dynCallLegacy(sig, ptr, args) { assert(('dynCall_' + sig) in Module, `bad function pointer type - dynCall function not found for sig '${sig}'`); if (args && args.length) { // j (64-bit integer) must be passed in as two numbers [low 32, high 32]. assert(args.length === sig.substring(1).replace(/j/g, '--').length); } else { assert(sig.length == 1); } 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); } assert(wasmTable.get(funcPtr) == func, "JavaScript-side Wasm function table mirror is out of date!"); return func; } /** @param {Object=} args */ function dynCall(sig, ptr, args) { // Without WASM_BIGINT support we cannot directly call function with i64 as // part of thier signature, so we rely the dynCall functions generated by // wasm-emscripten-finalize if (sig.includes('j')) { return dynCallLegacy(sig, ptr, args); } assert(getWasmTableEntry(ptr), `missing table entry in dynCall: ${ptr}`); var rtn = getWasmTableEntry(ptr).apply(null, args); return rtn; } /** * @param {number} ptr * @param {string} type */ function getValue(ptr, type = 'i8') { if (type.endsWith('*')) type = '*'; switch (type) { case 'i1': return HEAP8[((ptr)>>0)]; case 'i8': return HEAP8[((ptr)>>0)]; case 'i16': return HEAP16[((ptr)>>1)]; case 'i32': return HEAP32[((ptr)>>2)]; case 'i64': return HEAP32[((ptr)>>2)]; case 'float': return HEAPF32[((ptr)>>2)]; case 'double': return HEAPF64[((ptr)>>3)]; case '*': return HEAPU32[((ptr)>>2)]; default: abort(`invalid type for getValue: ${type}`); } } function ptrToString(ptr) { assert(typeof ptr === 'number'); return '0x' + ptr.toString(16).padStart(8, '0'); } /** * @param {number} ptr * @param {number} value * @param {string} type */ 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))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>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 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 UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. * @param {number} idx * @param {number=} maxBytesToRead * @return {string} */ function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) { var endIdx = idx + maxBytesToRead; var endPtr = idx; // TextDecoder needs to know the byte length in advance, it doesn't stop on // null terminator by itself. Also, use the length info to avoid running tiny // strings through TextDecoder, since .subarray() allocates garbage. // (As a tiny code save trick, compare endPtr against endIdx using a negation, // so that undefined means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; // If building with TextDecoder, we have already computed the string length // above, so test loop end condition against that while (idx < endPtr) { // For UTF8 byte structure, see: // http://en.wikipedia.org/wiki/UTF-8#Description // https://www.ietf.org/rfc/rfc2279.txt // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } var u1 = heapOrArray[idx++] & 63; if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } var u2 = heapOrArray[idx++] & 63; if ((u0 & 0xF0) == 0xE0) { u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; } else { if ((u0 & 0xF8) != 0xF0) warnOnce('Invalid UTF-8 leading byte ' + ptrToString(u0) + ' encountered when deserializing a UTF-8 string in wasm memory to a JS string!'); u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); } if (u0 < 0x10000) { str += String.fromCharCode(u0); } else { var ch = u0 - 0x10000; str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); } } return str; } /** * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the * emscripten HEAP, returns a copy of that string as a Javascript String object. * * @param {number} ptr * @param {number=} maxBytesToRead - An optional length that specifies the * maximum number of bytes to read. You can omit this parameter to scan the * string until the first 0 byte. If maxBytesToRead is passed, and the string * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the * string will cut short at that byte index (i.e. maxBytesToRead will not * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing * frequent uses of UTF8ToString() with and without maxBytesToRead may throw * JS JIT optimizations off, so it is worth to consider consistently using one * @return {string} */ function UTF8ToString(ptr, maxBytesToRead) { assert(typeof ptr == 'number'); return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; } function ___assert_fail(condition, filename, line, func) { abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']); } var exceptionCaught = []; var exceptionLast = 0; var uncaughtExceptionCount = 0; function ___cxa_rethrow() { var info = exceptionCaught.pop(); if (!info) { abort('no exception to throw'); } var ptr = info.excPtr; if (!info.get_rethrown()) { // Only pop if the corresponding push was through rethrow_primary_exception exceptionCaught.push(info); info.set_rethrown(true); info.set_caught(false); uncaughtExceptionCount++; } exceptionLast = ptr; assert(false, 'Exception thrown, but exception catching is not enabled. Compile with -sNO_DISABLE_EXCEPTION_CATCHING or -sEXCEPTION_CATCHING_ALLOWED=[..] to catch.'); } /** @constructor */ 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_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; }; // Initialize native structure fields. Should be called once after allocated. this.init = function(type, destructor) { this.set_adjusted_ptr(0); this.set_type(type); this.set_destructor(destructor); } this.set_adjusted_ptr = function(adjustedPtr) { HEAPU32[(((this.ptr)+(16))>>2)] = adjustedPtr; }; this.get_adjusted_ptr = function() { return HEAPU32[(((this.ptr)+(16))>>2)]; }; // Get pointer which is expected to be received by catch clause in C++ code. It may be adjusted // when the pointer is casted to some of the exception object base classes (e.g. when virtual // inheritance is used). When a pointer is thrown this method should return the thrown pointer // itself. this.get_exception_ptr = function() { // Work around a fastcomp bug, this code is still included for some reason in a build without // exceptions support. 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; }; } function ___cxa_throw(ptr, type, destructor) { var info = new ExceptionInfo(ptr); // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. info.init(type, destructor); exceptionLast = ptr; uncaughtExceptionCount++; assert(false, 'Exception thrown, but exception catching is not enabled. Compile with -sNO_DISABLE_EXCEPTION_CATCHING or -sEXCEPTION_CATCHING_ALLOWED=[..] to catch.'); } 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) => { // if the path tries to go above the root, `up` ends up > 0 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 the path is allowed to go above the root, restore leading ..s if (allowAboveRoot) { for (; up; up--) { parts.unshift('..'); } } return parts; },normalize:(path) => { var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === '/'; // Normalize the path 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) { // No dirname whatsoever return '.'; } if (dir) { // It has a dirname, strip trailing slash dir = dir.substr(0, dir.length - 1); } return root + dir; },basename:(path) => { // EMSCRIPTEN return '/'' for '/', not an empty string 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); return PATH.normalize(paths.join('/')); },join2:(l, r) => { return PATH.normalize(l + '/' + r); }}; function initRandomFill() { if (typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function') { // for modern web browsers return (view) => crypto.getRandomValues(view); } else if (ENVIRONMENT_IS_NODE) { // for nodejs with or without crypto support included try { var crypto_module = require('crypto'); var randomFillSync = crypto_module['randomFillSync']; if (randomFillSync) { // nodejs with LTS crypto support return (view) => crypto_module['randomFillSync'](view); } // very old nodejs with the original crypto API var randomBytes = crypto_module['randomBytes']; return (view) => ( view.set(randomBytes(view.byteLength)), // Return the original view to match modern native implementations. view ); } catch (e) { // nodejs doesn't have crypto support } } // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };"); } function randomFill(view) { // Lazily init on the first invocation. return (randomFill = initRandomFill())(view); } 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(); // Skip empty and invalid entries if (typeof path != 'string') { throw new TypeError('Arguments to path.resolve must be strings'); } else if (!path) { return ''; // an invalid portion invalidates the whole thing } resolvedPath = path + '/' + resolvedPath; resolvedAbsolute = PATH.isAbs(path); } // At this point the path should be resolved to a full absolute path, but // handle relative paths to be safe (might happen when process.cwd() fails) 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 < arr.length; start++) { if (arr[start] !== '') break; } var end = arr.length - 1; for (; end >= 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; i < length; i++) { if (fromParts[i] !== toParts[i]) { samePartsLength = i; break; } } var outputParts = []; for (var i = samePartsLength; i < fromParts.length; i++) { outputParts.push('..'); } outputParts = outputParts.concat(toParts.slice(samePartsLength)); return outputParts.join('/'); }}; function lengthBytesUTF8(str) { var len = 0; for (var i = 0; i < str.length; ++i) { // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code // unit, not a Unicode code point of the character! So decode // UTF16->UTF32->UTF8. // See http://unicode.org/faq/utf_bom.html#utf16-3 var c = str.charCodeAt(i); // possibly a lead surrogate if (c <= 0x7F) { len++; } else if (c <= 0x7FF) { len += 2; } else if (c >= 0xD800 && c <= 0xDFFF) { len += 4; ++i; } else { len += 3; } } return len; } function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) { assert(typeof str === 'string'); // Parameter maxBytesToWrite is not optional. Negative values, 0, null, // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code // unit, not a Unicode code point of the character! So decode // UTF16->UTF32->UTF8. // See http://unicode.org/faq/utf_bom.html#utf16-3 // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description // and https://www.ietf.org/rfc/rfc2279.txt // and https://tools.ietf.org/html/rfc3629 var u = str.charCodeAt(i); // possibly a lead surrogate if (u >= 0xD800 && u <= 0xDFFF) { var u1 = str.charCodeAt(++i); u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF); } if (u <= 0x7F) { if (outIdx >= endIdx) break; heap[outIdx++] = u; } else if (u <= 0x7FF) { if (outIdx + 1 >= endIdx) break; heap[outIdx++] = 0xC0 | (u >> 6); heap[outIdx++] = 0x80 | (u & 63); } else if (u <= 0xFFFF) { if (outIdx + 2 >= endIdx) break; heap[outIdx++] = 0xE0 | (u >> 12); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); } else { if (outIdx + 3 >= endIdx) break; if (u > 0x10FFFF) warnOnce('Invalid Unicode code point ' + ptrToString(u) + ' encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).'); heap[outIdx++] = 0xF0 | (u >> 18); heap[outIdx++] = 0x80 | ((u >> 12) & 63); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); } } // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; } /** @type {function(string, boolean=, number=)} */ function intArrayFromString(stringy, dontAddNull, length) { var len = length > 0 ? 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 () { // https://github.com/emscripten-core/emscripten/pull/1555 // if (ENVIRONMENT_IS_NODE) { // // currently, FS.init does not distinguish if process.stdin is a file or TTY // // device, it always assumes it's a TTY device. because of this, we're forcing // // process.stdin to UTF8 encoding to at least make stdin reading compatible // // with text files until FS.init can be refactored. // process.stdin.setEncoding('utf8'); // } },shutdown:function() { // https://github.com/emscripten-core/emscripten/pull/1555 // if (ENVIRONMENT_IS_NODE) { // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call // process.stdin.pause(); // } },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) { // flush any pending line data stream.tty.ops.fsync(stream.tty); },fsync:function(stream) { stream.tty.ops.fsync(stream.tty); },read:function(stream, buffer, offset, length, pos /* ignored */) { if (!stream.tty || !stream.tty.ops.get_char) { throw new FS.ErrnoError(60); } var bytesRead = 0; for (var i = 0; i < length; i++) { var result; try { result = stream.tty.ops.get_char(stream.tty); } catch (e) { throw new FS.ErrnoError(29); } if (result === undefined && bytesRead === 0) { throw new FS.ErrnoError(6); } if (result === null || result === undefined) break; bytesRead++; buffer[offset+i] = result; } if (bytesRead) { stream.node.timestamp = Date.now(); } return bytesRead; },write:function(stream, buffer, offset, length, pos) { if (!stream.tty || !stream.tty.ops.put_char) { throw new FS.ErrnoError(60); } try { for (var i = 0; i < length; i++) { stream.tty.ops.put_char(stream.tty, buffer[offset+i]); } } catch (e) { throw new FS.ErrnoError(29); } if (length) { stream.node.timestamp = Date.now(); } return i; }},default_tty_ops:{get_char:function(tty) { if (!tty.input.length) { var result = null; if (ENVIRONMENT_IS_NODE) { // we will read data by chunks of BUFSIZE var BUFSIZE = 256; var buf = Buffer.alloc(BUFSIZE); var bytesRead = 0; try { bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1); } catch(e) { // Cross-platform differences: on Windows, reading EOF throws an exception, but on other OSes, // reading EOF returns 0. Uniformize behavior by treating the EOF exception to return 0. if (e.toString().includes('EOF')) bytesRead = 0; else throw e; } if (bytesRead > 0) { result = buf.slice(0, bytesRead).toString('utf-8'); } else { result = null; } } else if (typeof window != 'undefined' && typeof window.prompt == 'function') { // Browser. result = window.prompt('Input: '); // returns null on cancel if (result !== null) { result += '\n'; } } else if (typeof readline == 'function') { // Command line. 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); // val == 0 would cut text output off in the middle. } },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 zeroMemory(address, size) { HEAPU8.fill(0, address, address + size); return address; } function alignMemory(size, alignment) { assert(alignment, "alignment argument is required"); return Math.ceil(size / alignment) * alignment; } function mmapAlloc(size) { abort('internal error: mmapAlloc called but `emscripten_builtin_memalign` native symbol not exported'); } var MEMFS = {ops_table:null,mount:function(mount) { return MEMFS.createNode(null, '/', 16384 | 511 /* 0777 */, 0); },createNode:function(parent, name, mode, dev) { if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { // no supported 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; // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. 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(); // add the new node to the parent 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); // Make sure to not return excess unused bytes. return new Uint8Array(node.contents); },expandFileStorage:function(node, newCapacity) { var prevCapacity = node.contents ? node.contents.length : 0; if (prevCapacity >= newCapacity) return; // No need to expand, the storage was already large enough. // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to // avoid overshooting the allocation cap by a very large margin. var CAPACITY_DOUBLING_MAX = 1024 * 1024; newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2.0 : 1.125)) >>> 0); if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); // At minimum allocate 256b for each file when expanding. var oldContents = node.contents; node.contents = new Uint8Array(newCapacity); // Allocate new storage. if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); // Copy old data over to the new storage. },resizeFileStorage:function(node, newSize) { if (node.usedBytes == newSize) return; if (newSize == 0) { node.contents = null; // Fully decommit when requesting a resize to zero. node.usedBytes = 0; } else { var oldContents = node.contents; node.contents = new Uint8Array(newSize); // Allocate new storage. if (oldContents) { node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); // Copy old data over to the new storage. } node.usedBytes = newSize; } },node_ops:{getattr:function(node) { var attr = {}; // device numbers reuse inode numbers. 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); // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), // but this is not required by the standard. 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 we're overwriting a directory at new_name, make sure it's empty. 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); } } } // do the internal rewiring 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 /* 0777 */ | 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); assert(size >= 0); if (size > 8 && contents.subarray) { // non-trivial, and typed array buffer.set(contents.subarray(position, position + size), offset); } else { for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; } return size; },write:function(stream, buffer, offset, length, position, canOwn) { // The data buffer should be a typed array view assert(!(buffer instanceof ArrayBuffer)); // If the buffer is located in main memory (HEAP), and if // memory can grow, we can't hold on to references of the // memory buffer, as they may get invalidated. That means we // need to do copy its contents. if (buffer.buffer === HEAP8.buffer) { canOwn = false; } if (!length) return 0; var node = stream.node; node.timestamp = Date.now(); if (buffer.subarray && (!node.contents || node.contents.subarray)) { // This write is from a typed array to a typed array? if (canOwn) { assert(position === 0, 'canOwn must imply no weird position inside the file'); node.contents = buffer.subarray(offset, offset + length); node.usedBytes = length; return length; } else if (node.usedBytes === 0 && position === 0) { // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. node.contents = buffer.slice(offset, offset + length); node.usedBytes = length; return length; } else if (position + length <= node.usedBytes) { // Writing to an already allocated and used subrange of the file? node.contents.set(buffer.subarray(offset, offset + length), position); return length; } } // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. MEMFS.expandFileStorage(node, position+length); if (node.contents.subarray && buffer.subarray) { // Use typed array write which is available. node.contents.set(buffer.subarray(offset, offset + length), position); } else { for (var i = 0; i < length; i++) { node.contents[position + i] = buffer[offset + i]; // Or fall back to manual write if not. } } node.usedBytes = Math.max(node.usedBytes, position + length); return length; },llseek:function(stream, offset, whence) { var position = offset; if (whence === 1) { position += stream.position; } else if (whence === 2) { if (FS.isFile(stream.node.mode)) { position += stream.node.usedBytes; } } if (position < 0) { throw new FS.ErrnoError(28); } return position; },allocate:function(stream, offset, length) { MEMFS.expandFileStorage(stream.node, offset + length); stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); },mmap:function(stream, length, position, prot, flags) { if (!FS.isFile(stream.node.mode)) { throw new FS.ErrnoError(43); } var ptr; var allocated; var contents = stream.node.contents; // Only make a new copy when MAP_PRIVATE is specified. if (!(flags & 2) && contents.buffer === HEAP8.buffer) { // We can't emulate MAP_SHARED when the file is not backed by the // buffer we're mapping to (e.g. the HEAP buffer). allocated = false; ptr = contents.byteOffset; } else { // Try to avoid unnecessary slices. if (position > 0 || position + length < contents.length) { if (contents.subarray) { contents = contents.subarray(position, position + length); } else { contents = Array.prototype.slice.call(contents, position, position + length); } } allocated = true; ptr = mmapAlloc(length); if (!ptr) { throw new FS.ErrnoError(48); } HEAP8.set(contents, ptr); } return { ptr: ptr, allocated: allocated }; },msync:function(stream, buffer, offset, length, mmapFlags) { MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); // should we check if bytesWritten and length are the same? return 0; }}}; /** @param {boolean=} noRunDep */ function asyncLoad(url, onload, onerror, noRunDep) { var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ''; readAsync(url, (arrayBuffer) => { assert(arrayBuffer, `Loading data file "${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 preloadPlugins = Module['preloadPlugins'] || []; function FS_handledByPreloadPlugin(byteArray, fullname, finish, onerror) { // Ensure plugins are ready. if (typeof Browser != 'undefined') Browser.init(); var handled = false; preloadPlugins.forEach(function(plugin) { if (handled) return; if (plugin['canHandle'](fullname)) { plugin['handle'](byteArray, fullname, finish, onerror); handled = true; } }); return handled; } function FS_createPreloadedFile(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) { // TODO we should allow people to just pass in a complete filename instead // of parent and name being that we just join them anyways var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; var dep = getUniqueRunDependency(`cp ${fullname}`); // might have several active requests for the same 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 (FS_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); } } function FS_modeStringToFlags(str) { var flagModes = { 'r': 0, 'r+': 2, 'w': 512 | 64 | 1, 'w+': 512 | 64 | 2, 'a': 1024 | 64 | 1, 'a+': 1024 | 64 | 2, }; var flags = flagModes[str]; if (typeof flags == 'undefined') { throw new Error(`Unknown file open mode: ${str}`); } return flags; } function FS_getMode(canRead, canWrite) { var mode = 0; if (canRead) mode |= 292 | 73; if (canWrite) mode |= 146; return mode; } var ERRNO_MESSAGES = {0:"Success",1:"Arg list too long",2:"Permission denied",3:"Address already in use",4:"Address not available",5:"Address family not supported by protocol family",6:"No more processes",7:"Socket already connected",8:"Bad file number",9:"Trying to read unreadable message",10:"Mount device busy",11:"Operation canceled",12:"No children",13:"Connection aborted",14:"Connection refused",15:"Connection reset by peer",16:"File locking deadlock error",17:"Destination address required",18:"Math arg out of domain of func",19:"Quota exceeded",20:"File exists",21:"Bad address",22:"File too large",23:"Host is unreachable",24:"Identifier removed",25:"Illegal byte sequence",26:"Connection already in progress",27:"Interrupted system call",28:"Invalid argument",29:"I/O error",30:"Socket is already connected",31:"Is a directory",32:"Too many symbolic links",33:"Too many open files",34:"Too many links",35:"Message too long",36:"Multihop attempted",37:"File or path name too long",38:"Network interface is not configured",39:"Connection reset by network",40:"Network is unreachable",41:"Too many open files in system",42:"No buffer space available",43:"No such device",44:"No such file or directory",45:"Exec format error",46:"No record locks available",47:"The link has been severed",48:"Not enough core",49:"No message of desired type",50:"Protocol not available",51:"No space left on device",52:"Function not implemented",53:"Socket is not connected",54:"Not a directory",55:"Directory not empty",56:"State not recoverable",57:"Socket operation on non-socket",59:"Not a typewriter",60:"No such device or address",61:"Value too large for defined data type",62:"Previous owner died",63:"Not super-user",64:"Broken pipe",65:"Protocol error",66:"Unknown protocol",67:"Protocol wrong type for socket",68:"Math result not representable",69:"Read only file system",70:"Illegal seek",71:"No such process",72:"Stale file handle",73:"Connection timed out",74:"Text file busy",75:"Cross-device link",100:"Device not a stream",101:"Bad font file fmt",102:"Invalid slot",103:"Invalid request code",104:"No anode",105:"Block device required",106:"Channel number out of range",107:"Level 3 halted",108:"Level 3 reset",109:"Link number out of range",110:"Protocol driver not attached",111:"No CSI structure available",112:"Level 2 halted",113:"Invalid exchange",114:"Invalid request descriptor",115:"Exchange full",116:"No data (for no delay io)",117:"Timer expired",118:"Out of streams resources",119:"Machine is not on the network",120:"Package not installed",121:"The object is remote",122:"Advertise error",123:"Srmount error",124:"Communication error on send",125:"Cross mount point (not really error)",126:"Given log. name not unique",127:"f.d. invalid for this operation",128:"Remote address changed",129:"Can access a needed shared lib",130:"Accessing a corrupted shared lib",131:".lib section in a.out corrupted",132:"Attempting to link in too many libs",133:"Attempting to exec a shared library",135:"Streams pipe error",136:"Too many users",137:"Socket type not supported",138:"Not supported",139:"Protocol family not supported",140:"Can't send after socket shutdown",141:"Too many references",142:"Host is down",148:"No medium (in tape drive)",156:"Level 2 not synchronized"}; var ERRNO_CODES = {}; function demangle(func) { warnOnce('warning: build with -sDEMANGLE_SUPPORT to link in libcxxabi demangling'); 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 + ']'); }); } 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(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) { // max recursive lookup of 8 throw new FS.ErrnoError(32); } // split the absolute path var parts = path.split('/').filter((p) => !!p); // start at the root var current = FS.root; var current_path = '/'; for (var i = 0; i < parts.length; i++) { var islast = (i === parts.length-1); if (islast && opts.parent) { // stop resolving break; } current = FS.lookupNode(current, parts[i]); current_path = PATH.join2(current_path, parts[i]); // jump to the mount's root node if this is a mountpoint if (FS.isMountpoint(current)) { if (!islast || (islast && opts.follow_mount)) { current = current.mounted.root; } } // by default, lookupPath will not follow a symlink if it is the final path component. // setting opts.follow = true will override this behavior. if (!islast || opts.follow) { var count = 0; while (FS.isLink(current.mode)) { var link = FS.readlink(current_path); current_path = PATH_FS.resolve(PATH.dirname(current_path), link); var lookup = FS.lookupPath(current_path, { recurse_count: opts.recurse_count + 1 }); current = lookup.node; if (count++ > 40) { // limit max consecutive symlinks to 40 (SYMLOOP_MAX). 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 < name.length; i++) { hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; } return ((parentid + hash) >>> 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; } } // if we failed to find it in the cache, call into the VFS return FS.lookup(parent, name); },createNode:(parent, name, mode, rdev) => { assert(typeof parent == 'object') 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; },flagsToPermissionString:(flag) => { var perms = ['r', 'w', 'rw'][flag & 3]; if ((flag & 512)) { perms += 'w'; } return perms; },nodePermissions:(node, perms) => { if (FS.ignorePermissions) { return 0; } // return 0 if any user, group or owner bits are set. 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' || // opening for write (flags & 512)) { // TODO: check for O_SEARCH? (== search for dir only) return 31; } } return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); },MAX_OPEN_FDS:4096,nextfd:() => { for (var fd = 0; fd <= FS.MAX_OPEN_FDS; fd++) { if (!FS.streams[fd]) { return fd; } } throw new FS.ErrnoError(33); },getStream:(fd) => FS.streams[fd],createStream:(stream, fd = -1) => { if (!FS.FSStream) { FS.FSStream = /** @constructor */ function() { this.shared = { }; }; FS.FSStream.prototype = {}; Object.defineProperties(FS.FSStream.prototype, { object: { /** @this {FS.FSStream} */ get: function() { return this.node; }, /** @this {FS.FSStream} */ set: function(val) { this.node = val; } }, isRead: { /** @this {FS.FSStream} */ get: function() { return (this.flags & 2097155) !== 1; } }, isWrite: { /** @this {FS.FSStream} */ get: function() { return (this.flags & 2097155) !== 0; } }, isAppend: { /** @this {FS.FSStream} */ get: function() { return (this.flags & 1024); } }, flags: { /** @this {FS.FSStream} */ get: function() { return this.shared.flags; }, /** @this {FS.FSStream} */ set: function(val) { this.shared.flags = val; }, }, position : { /** @this {FS.FSStream} */ get: function() { return this.shared.position; }, /** @this {FS.FSStream} */ set: function(val) { this.shared.position = val; }, }, }); } // clone it, so we can return an instance of FSStream stream = Object.assign(new FS.FSStream(), stream); if (fd == -1) { fd = FS.nextfd(); } 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); // override node's stream ops with the device's stream.stream_ops = device.stream_ops; // forward the open call if (stream.stream_ops.open) { stream.stream_ops.open(stream); } },llseek:() => { throw new FS.ErrnoError(70); }},major:(dev) => ((dev) >> 8),minor:(dev) => ((dev) & 0xff),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) { assert(FS.syncFSRequests > 0); 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); } }; // sync all mounts mounts.forEach((mount) => { if (!mount.type.syncfs) { return done(null); } mount.type.syncfs(mount, populate, done); }); },mount:(type, opts, mountpoint) => { if (typeof type == 'string') { // The filesystem was not included, and instead we have an error // message stored in the variable. throw type; } 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; // use the absolute 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: [] }; // create a root node for the fs var mountRoot = type.mount(mount); mountRoot.mount = mount; mount.root = mountRoot; if (root) { FS.root = mountRoot; } else if (node) { // set as a mountpoint node.mounted = mount; // add the new mount to the current mount's children 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); } // destroy the nodes for this mount, and all its child mounts 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; } }); // no longer a mountpoint node.mounted = null; // remove this mount from the child mounts var idx = node.mount.mounts.indexOf(mount); assert(idx !== -1); 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 /* 0666 */; mode &= 4095; mode |= 32768; return FS.mknod(path, mode, 0); },mkdir:(path, mode) => { mode = mode !== undefined ? mode : 511 /* 0777 */; 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 < dirs.length; ++i) { if (!dirs[i]) continue; d += '/' + dirs[i]; try { FS.mkdir(d, mode); } catch(e) { if (e.errno != 20) throw e; } } },mkdev:(path, mode, dev) => { if (typeof dev == 'undefined') { dev = mode; mode = 438 /* 0666 */; } 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); // parents must exist var lookup, old_dir, new_dir; // let the errors from non existant directories percolate up 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); // need to be part of the same mount if (old_dir.mount !== new_dir.mount) { throw new FS.ErrnoError(75); } // source must exist var old_node = FS.lookupNode(old_dir, old_name); // old path should not be an ancestor of the new path var relative = PATH_FS.relative(old_path, new_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(28); } // new path should not be an ancestor of the old path relative = PATH_FS.relative(new_path, old_dirname); if (relative.charAt(0) !== '.') { throw new FS.ErrnoError(55); } // see if the new path already exists var new_node; try { new_node = FS.lookupNode(new_dir, new_name); } catch (e) { // not fatal } // early out if nothing needs to change if (old_node === new_node) { return; } // we'll need to delete the old entry var isdir = FS.isDir(old_node.mode); var errCode = FS.mayDelete(old_dir, old_name, isdir); if (errCode) { throw new FS.ErrnoError(errCode); } // need delete permissions if we'll be overwriting. // need create permissions if new doesn't already exist. 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 we are going to change the parent, check write permissions if (new_dir !== old_dir) { errCode = FS.nodePermissions(old_dir, 'w'); if (errCode) { throw new FS.ErrnoError(errCode); } } // remove the node from the lookup hash FS.hashRemoveNode(old_node); // do the underlying fs rename try { old_dir.node_ops.rename(old_node, new_dir, new_name); } catch (e) { throw e; } finally { // add the node back to the hash (in case node_ops.rename // changed its name) 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) { // According to POSIX, we should map EISDIR to EPERM, but // we instead do what Linux does (and we must, as we use // the musl linux libc). 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() // we ignore the uid / gid for 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 /* 0666 */ : 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) { // ignore } } // perhaps we need to create the node var created = false; if ((flags & 64)) { if (node) { // if O_CREAT and O_EXCL are set, error out if the node already exists if ((flags & 128)) { throw new FS.ErrnoError(20); } } else { // node doesn't exist, try to create it node = FS.mknod(path, mode, 0); created = true; } } if (!node) { throw new FS.ErrnoError(44); } // can't truncate a device if (FS.isChrdev(node.mode)) { flags &= ~512; } // if asked only for a directory, then this must be one if ((flags & 65536) && !FS.isDir(node.mode)) { throw new FS.ErrnoError(54); } // check permissions, if this is not a file we just created now (it is ok to // create and write to a file with read-only permissions; it is read-only // for later use) if (!created) { var errCode = FS.mayOpen(node, flags); if (errCode) { throw new FS.ErrnoError(errCode); } } // do truncation if necessary if ((flags & 512) && !created) { FS.truncate(node, 0); } // we've already handled these, don't pass down to the underlying vfs flags &= ~(128 | 512 | 131072); // register the stream with the filesystem var stream = FS.createStream({ node: node, path: FS.getPath(node), // we want the absolute path to the node flags: flags, seekable: true, position: 0, stream_ops: node.stream_ops, // used by the file family libc calls (fopen, fwrite, ferror, etc.) ungotten: [], error: false }); // call the new stream's open function 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; // free readdir state 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) { // seek to the end before writing in append mode 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) => { // User requests writing to file (prot & PROT_WRITE != 0). // Checking if we have permissions to write to the file unless // MAP_PRIVATE flag is set. According to POSIX spec it is possible // to write to file opened in read-only mode with MAP_PRIVATE flag, // as all modifications will be visible only in the memory of // the current process. 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_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:() => { // create /dev FS.mkdir('/dev'); // setup /dev/null FS.registerDevice(FS.makedev(1, 3), { read: () => 0, write: (stream, buffer, offset, length, pos) => length, }); FS.mkdev('/dev/null', FS.makedev(1, 3)); // setup /dev/tty and /dev/tty1 // stderr needs to print output using err() rather than out() // so we register a second tty just for it. 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)); // setup /dev/[u]random // use a buffer to avoid overhead of individual crypto calls per byte var randomBuffer = new Uint8Array(1024), randomLeft = 0; var randomByte = () => { if (randomLeft === 0) { randomLeft = randomFill(randomBuffer).byteLength; } return randomBuffer[--randomLeft]; }; FS.createDevice('/dev', 'random', randomByte); FS.createDevice('/dev', 'urandom', randomByte); // we're not going to emulate the actual shm device, // just create the tmp dirs that reside in it commonly FS.mkdir('/dev/shm'); FS.mkdir('/dev/shm/tmp'); },createSpecialDirectories:() => { // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the // name of the stream for fd 6 (see test_unistd_ttyname) 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 /* 0777 */, 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; // make it look like a simple root node return ret; } }; return node; } }, {}, '/proc/self/fd'); },createStandardStreams:() => { // TODO deprecate the old functionality of a single // input / output callback and that utilizes FS.createDevice // and instead require a unique set of stream ops // by default, we symlink the standard streams to the // default tty devices. however, if the standard streams // have been overwritten we create a unique device for // them instead. 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'); } // open default streams for the stdin, stdout and stderr devices var stdin = FS.open('/dev/stdin', 0); var stdout = FS.open('/dev/stdout', 1); var stderr = FS.open('/dev/stderr', 1); assert(stdin.fd === 0, `invalid handle for stdin (${stdin.fd})`); assert(stdout.fd === 1, `invalid handle for stdout (${stdout.fd})`); assert(stderr.fd === 2, `invalid handle for stderr (${stderr.fd})`); },ensureErrnoError:() => { if (FS.ErrnoError) return; FS.ErrnoError = /** @this{Object} */ function ErrnoError(errno, node) { // We set the `name` property to be able to identify `FS.ErrnoError` // - the `name` is a standard ECMA-262 property of error objects. Kind of good to have it anyway. // - when using PROXYFS, an error can come from an underlying FS // as different FS objects have their own FS.ErrnoError each, // the test `err instanceof FS.ErrnoError` won't detect an error coming from another filesystem, causing bugs. // we'll use the reliable test `err.name == "ErrnoError"` instead this.name = 'ErrnoError'; this.node = node; this.setErrno = /** @this{Object} */ function(errno) { this.errno = errno; for (var key in ERRNO_CODES) { if (ERRNO_CODES[key] === errno) { this.code = key; break; } } }; this.setErrno(errno); this.message = ERRNO_MESSAGES[errno]; // Try to get a maximally helpful stack trace. On Node.js, getting Error.stack // now ensures it shows what we want. if (this.stack) { // Define the stack property for Node.js 4, which otherwise errors on the next line. Object.defineProperty(this, "stack", { value: (new Error).stack, writable: true }); this.stack = demangleAll(this.stack); } }; FS.ErrnoError.prototype = new Error(); FS.ErrnoError.prototype.constructor = FS.ErrnoError; // Some errors may happen quite a bit, to avoid overhead we reuse them (and suffer a lack of stack info) [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) => { assert(!FS.init.initialized, 'FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)'); FS.init.initialized = true; FS.ensureErrnoError(); // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here Module['stdin'] = input || Module['stdin']; Module['stdout'] = output || Module['stdout']; Module['stderr'] = error || Module['stderr']; FS.createStandardStreams(); },quit:() => { FS.init.initialized = false; // force-flush all streams, so we get musl std streams printed out _fflush(0); // close all of our streams for (var i = 0; i < FS.streams.length; i++) { var stream = FS.streams[i]; if (!stream) { continue; } FS.close(stream); } },findObject:(path, dontResolveLastLink) => { var ret = FS.analyzePath(path, dontResolveLastLink); if (!ret.exists) { return null; } return ret.object; },analyzePath:(path, dontResolveLastLink) => { // operate from within the context of the symlink's target 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) { // ignore EEXIST } 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 < len; ++i) arr[i] = data.charCodeAt(i); data = arr; } // make sure we can write to the file FS.chmod(node, mode | 146); var stream = FS.open(node, 577); FS.write(stream, data, 0, data.length, 0, canOwn); FS.close(stream); FS.chmod(node, mode); } return node; },createDevice:(parent, name, input, output) => { 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); // Create a fake device that a set of stream ops to emulate // the old behavior. FS.registerDevice(dev, { open: (stream) => { stream.seekable = false; }, close: (stream) => { // flush any pending line data if (output && output.buffer && output.buffer.length) { output(10); } }, read: (stream, buffer, offset, length, pos /* ignored */) => { var bytesRead = 0; for (var i = 0; i < length; i++) { var result; try { result = input(); } catch (e) { throw new FS.ErrnoError(29); } if (result === undefined && bytesRead === 0) { throw new FS.ErrnoError(6); } if (result === null || result === undefined) break; bytesRead++; buffer[offset+i] = result; } if (bytesRead) { stream.node.timestamp = Date.now(); } return bytesRead; }, write: (stream, buffer, offset, length, pos) => { for (var i = 0; i < length; i++) { try { output(buffer[offset+i]); } catch (e) { throw new FS.ErrnoError(29); } } if (length) { stream.node.timestamp = Date.now(); } return i; } }); return FS.mkdev(path, mode, dev); },forceLoadFile:(obj) => { 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_) { // Command-line. try { // WARNING: Can't read binary files in V8's d8 or tracemonkey's js, as // read() will try to parse UTF8. 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) => { // Lazy chunked Uint8Array (implements get and length from Uint8Array). Actual getting is abstracted away for eventual reuse. /** @constructor */ function LazyUint8Array() { this.lengthKnown = false; this.chunks = []; // Loaded chunks. Index is the chunk number } LazyUint8Array.prototype.get = /** @this{Object} */ 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() { // Find length 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; // Chunk size in bytes if (!hasByteServing) chunkSize = datalength; // Function to get a range from the remote URL. 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!"); // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); // Some hints to the browser that we want binary data. 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(/** @type{Array} */(xhr.response || [])); } return intArrayFromString(xhr.responseText || '', true); }; var lazyArray = this; lazyArray.setDataGetter((chunkNum) => { var start = chunkNum * chunkSize; var end = (chunkNum+1) * chunkSize - 1; // including this byte end = Math.min(end, datalength-1); // if datalength-1 is selected, this is the last block 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) { // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length chunkSize = datalength = 1; // this will force getter(0)/doXHR do download the whole file 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: /** @this{Object} */ function() { if (!this.lengthKnown) { this.cacheLength(); } return this._length; } }, chunkSize: { get: /** @this{Object} */ 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); // This is a total hack, but I want to get this lazy file code out of the // core of MEMFS. If we want to keep this lazy file concept I feel it should // be its own thin LAZYFS proxying calls to MEMFS. if (properties.contents) { node.contents = properties.contents; } else if (properties.url) { node.contents = null; node.url = properties.url; } // Add a function that defers querying the file size until it is asked the first time. Object.defineProperties(node, { usedBytes: { get: /** @this {FSNode} */ function() { return this.contents.length; } } }); // override each stream op with one that tries to force load the lazy file first 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); assert(size >= 0); if (contents.slice) { // normal array for (var i = 0; i < size; i++) { buffer[offset + i] = contents[position + i]; } } else { for (var i = 0; i < size; i++) { // LazyUint8Array from sync binary XHR buffer[offset + i] = contents.get(position + i); } } return size; } // use a custom read function stream_ops.read = (stream, buffer, offset, length, position) => { FS.forceLoadFile(node); return writeChunks(stream, buffer, offset, length, position) }; // use a custom mmap function 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; },absolutePath:() => { abort('FS.absolutePath has been removed; use PATH_FS.resolve instead'); },createFolder:() => { abort('FS.createFolder has been removed; use FS.mkdir instead'); },createLink:() => { abort('FS.createLink has been removed; use FS.symlink instead'); },joinPath:() => { abort('FS.joinPath has been removed; use PATH.join instead'); },mmapAlloc:() => { abort('FS.mmapAlloc has been replaced by the top level function mmapAlloc'); },standardizePath:() => { abort('FS.standardizePath has been removed; use PATH.normalize instead'); }}; var SYSCALLS = {DEFAULT_POLLMASK:5,calculateAt:function(dirfd, path, allowEmpty) { if (PATH.isAbs(path)) { return path; } // relative path var dir; if (dirfd === -100) { dir = FS.cwd(); } else { var dirstream = SYSCALLS.getStreamFromFD(dirfd); 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))) { // an error occurred while trying to look up the path; we should just report ENOTDIR return -54; } throw e; } HEAP32[((buf)>>2)] = stat.dev; HEAP32[(((buf)+(8))>>2)] = stat.ino; HEAP32[(((buf)+(12))>>2)] = stat.mode; HEAPU32[(((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))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>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; var atime = stat.atime.getTime(); var mtime = stat.mtime.getTime(); var ctime = stat.ctime.getTime(); (tempI64 = [Math.floor(atime / 1000)>>>0,(tempDouble=Math.floor(atime / 1000),(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)], HEAP32[(((buf)+(56))>>2)] = tempI64[0],HEAP32[(((buf)+(60))>>2)] = tempI64[1]); HEAPU32[(((buf)+(64))>>2)] = (atime % 1000) * 1000; (tempI64 = [Math.floor(mtime / 1000)>>>0,(tempDouble=Math.floor(mtime / 1000),(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)], HEAP32[(((buf)+(72))>>2)] = tempI64[0],HEAP32[(((buf)+(76))>>2)] = tempI64[1]); HEAPU32[(((buf)+(80))>>2)] = (mtime % 1000) * 1000; (tempI64 = [Math.floor(ctime / 1000)>>>0,(tempDouble=Math.floor(ctime / 1000),(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)], HEAP32[(((buf)+(88))>>2)] = tempI64[0],HEAP32[(((buf)+(92))>>2)] = tempI64[1]); HEAPU32[(((buf)+(96))>>2)] = (ctime % 1000) * 1000; (tempI64 = [stat.ino>>>0,(tempDouble=stat.ino,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)], HEAP32[(((buf)+(104))>>2)] = tempI64[0],HEAP32[(((buf)+(108))>>2)] = tempI64[1]); return 0; },doMsync:function(addr, stream, len, flags, offset) { if (!FS.isFile(stream.node.mode)) { throw new FS.ErrnoError(43); } if (flags & 2) { // MAP_PRIVATE calls need not to be synced back to underlying fs return 0; } var buffer = HEAPU8.slice(addr, addr + len); FS.msync(stream, buffer, offset, len, flags); },varargs:undefined,get:function() { assert(SYSCALLS.varargs != undefined); 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; // FD_CLOEXEC makes no sense for a single process. case 3: return stream.flags; case 4: { var arg = SYSCALLS.get(); stream.flags |= arg; return 0; } case 5: /* case 5: Currently in musl F_GETLK64 has same value as F_GETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ { var arg = SYSCALLS.get(); var offset = 0; // We're always unlocked. HEAP16[(((arg)+(offset))>>1)] = 2; return 0; } case 6: case 7: /* case 6: Currently in musl F_SETLK64 has same value as F_SETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ /* case 7: Currently in musl F_SETLKW64 has same value as F_SETLKW, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ return 0; // Pretend that the locking is successful. case 16: case 8: return -28; // These are for sockets. We don't have them fully implemented yet. case 9: // musl trusts getown return values, due to a bug where they must be, as they overlap with errors. just return -1 here, so fcntl() returns that, and we set errno ourselves. setErrNo(28); return -1; default: { return -28; } } } catch (e) { if (typeof FS == 'undefined' || !(e.name === '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; // no-op, not actually adjusting terminal settings } 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; // not supported } case 21531: { var argp = SYSCALLS.get(); return FS.ioctl(stream, op, argp); } case 21523: { // TODO: in theory we should write to the winsize struct that gets // passed in, but for now musl doesn't read anything on it if (!stream.tty) return -59; return 0; } case 21524: { // TODO: technically, this ioctl call should change the window size. // but, since emscripten doesn't have any concept of a terminal window // yet, we'll just silently throw it away as we do TIOCGWINSZ if (!stream.tty) return -59; return 0; } default: return -28; // not supported } } catch (e) { if (typeof FS == 'undefined' || !(e.name === '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.name === 'ErrnoError')) throw e; return -e.errno; } } var nowIsMonotonic = true;; function __emscripten_get_now_is_monotonic() { return nowIsMonotonic; } function __emscripten_throw_longjmp() { throw Infinity; } function _abort() { abort('native code called abort()'); } function _emscripten_set_main_loop_timing(mode, value) { Browser.mainLoop.timingMode = mode; Browser.mainLoop.timingValue = value; if (!Browser.mainLoop.func) { err('emscripten_set_main_loop_timing: Cannot set timing mode for main loop since a main loop does not exist! Call emscripten_set_main_loop first to set one up.'); return 1; // Return non-zero on failure, can't set timing mode when there is no main loop. } 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); // doing this each time means that on exception, we stop }; 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') { // Emulate setImmediate. (note: not a complete polyfill, we don't emulate clearImmediate() to keep code size to minimum, since not needed) var setImmediates = []; var emscriptenMainLoopMessageId = 'setimmediate'; /** @param {Event} event */ var Browser_setImmediate_messageHandler = (event) => { // When called in current thread or Worker, the main loop ID is structured slightly different to accommodate for --proxy-to-worker runtime listening to Worker events, // so check for both cases. if (event.data === emscriptenMainLoopMessageId || event.data.target === emscriptenMainLoopMessageId) { event.stopPropagation(); setImmediates.shift()(); } }; addEventListener("message", Browser_setImmediate_messageHandler, true); setImmediate = /** @type{function(function(): ?, ...?): number} */(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}); // In --proxy-to-worker, route the message via proxyClient.js } else postMessage(emscriptenMainLoopMessageId, "*"); // On the main thread, can just send the message to itself. }) } Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_setImmediate() { setImmediate(Browser.mainLoop.runner); }; Browser.mainLoop.method = 'immediate'; } return 0; } var _emscripten_get_now; // The performance global was added to node in v16.0.0: // https://nodejs.org/api/globals.html#performance if (ENVIRONMENT_IS_NODE) { global.performance = require('perf_hooks').performance; } // Modern environment where performance.now() is supported: // N.B. a shorter form "_emscripten_get_now = performance.now;" is // unfortunately not allowed even in current browsers (e.g. FF Nightly 75). _emscripten_get_now = () => performance.now(); ; /** * @param {number=} arg * @param {boolean=} noSetTiming */ 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 (thisMainLoopId < Browser.mainLoop.currentlyRunningMainloop) { return false; } return true; } // We create the loop runner here but it is not actually running until // _emscripten_set_main_loop_timing is called (which might happen a // later time). This member signifies that the current runner has not // yet been started so that we can call runtimeKeepalivePush when it // gets it timing set for the first time. Browser.mainLoop.running = false; Browser.mainLoop.runner = function Browser_mainLoop_runner() { if (ABORT) return; if (Browser.mainLoop.queue.length > 0) { var start = Date.now(); var blocker = Browser.mainLoop.queue.shift(); blocker.func(blocker.arg); if (Browser.mainLoop.remainingBlockers) { var remaining = Browser.mainLoop.remainingBlockers; var next = remaining%1 == 0 ? remaining-1 : Math.floor(remaining); if (blocker.counted) { Browser.mainLoop.remainingBlockers = next; } else { // not counted, but move the progress along a tiny bit next = next + 0.5; // do not steal all the next one's progress Browser.mainLoop.remainingBlockers = (8*remaining + next)/9; } } out('main loop blocker "' + blocker.name + '" took ' + (Date.now() - start) + ' ms'); //, left: ' + Browser.mainLoop.remainingBlockers); Browser.mainLoop.updateStatus(); // catches pause/resume main loop from blocker execution if (!checkIsRunning()) return; setTimeout(Browser.mainLoop.runner, 0); return; } // catch pauses from non-main loop sources if (!checkIsRunning()) return; // Implement very basic swap interval control Browser.mainLoop.currentFrameNumber = Browser.mainLoop.currentFrameNumber + 1 | 0; if (Browser.mainLoop.timingMode == 1 && Browser.mainLoop.timingValue > 1 && Browser.mainLoop.currentFrameNumber % Browser.mainLoop.timingValue != 0) { // Not the scheduled time to render this frame - skip. Browser.mainLoop.scheduler(); return; } else if (Browser.mainLoop.timingMode == 0) { Browser.mainLoop.tickStartTime = _emscripten_get_now(); } // Signal GL rendering layer that processing of a new frame is about to start. This helps it optimize // VBO double-buffering and reduce GPU stalls. if (Browser.mainLoop.method === 'timeout' && Module.ctx) { warnOnce('Looks like you are rendering without using requestAnimationFrame for the main loop. You should use 0 for the frame rate in emscripten_set_main_loop in order to use requestAnimationFrame, as that can greatly improve your frame rates!'); Browser.mainLoop.method = ''; // just warn once per call to set main loop } Browser.mainLoop.runIter(browserIterationFunc); checkStackCookie(); // catch pauses from the main loop itself if (!checkIsRunning()) return; // Queue new audio data. This is important to be right after the main loop invocation, so that we will immediately be able // to queue the newest produced audio samples. // TODO: Consider adding pre- and post- rAF callbacks so that GL.newRenderingFrameStarted() and SDL.audio.queueNewAudioData() // do not need to be hardcoded into this function, but can be more generic. 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, 1000.0 / fps); } else { // Do rAF by rendering each frame (no decimating) _emscripten_set_main_loop_timing(1, 1); } Browser.mainLoop.scheduler(); } if (simulateInfiniteLoop) { throw 'unwind'; } } function handleException(e) { // Certain exception types we do not treat as errors since they are used for // internal control flow. // 1. ExitStatus, which is thrown by exit() // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others // that wish to return to JS event loop. if (e instanceof ExitStatus || e == 'unwind') { return EXITSTATUS; } checkStackCookie(); if (e instanceof WebAssembly.RuntimeError) { if (_emscripten_stack_get_current() <= 0) { err('Stack overflow detected. You can try increasing -sSTACK_SIZE (currently set to 5242880)'); } } quit_(1, e); } function _proc_exit(code) { EXITSTATUS = code; if (!keepRuntimeAlive()) { if (Module['onExit']) Module['onExit'](code); ABORT = true; } quit_(code, new ExitStatus(code)); } /** @suppress {duplicate } */ /** @param {boolean|number=} implicit */ function exitJS(status, implicit) { EXITSTATUS = status; checkUnflushedContent(); // if exit() was called explicitly, warn the user if the runtime isn't actually being shut down if (keepRuntimeAlive() && !implicit) { var msg = `program exited (with status: ${status}), but keepRuntimeAlive() is set (counter=${runtimeKeepaliveCounter}) due to an async operation, so halting execution but not exiting the runtime or preventing further async execution (you can use emscripten_force_exit, if you want to force a true shutdown)`; err(msg); } _proc_exit(status); } var _exit = exitJS; function maybeExit() { if (!keepRuntimeAlive()) { try { _exit(EXITSTATUS); } catch (e) { handleException(e); } } } function callUserCallback(func) { if (ABORT) { err('user callback triggered after runtime exited or application aborted. Ignoring.'); return; } try { func(); maybeExit(); } catch (e) { handleException(e); } } /** @param {number=} timeout */ function safeSetTimeout(func, timeout) { return setTimeout(() => { callUserCallback(func); }, timeout); } 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; // Incrementing this signals the previous main loop that it's now become old, and it must return. 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; // do not set timing and call scheduler, we will do it on the next lines setMainLoop(func, 0, false, Browser.mainLoop.arg, true); _emscripten_set_main_loop_timing(timingMode, timingValue); Browser.mainLoop.scheduler(); },updateStatus:function() { if (Module['setStatus']) { var message = Module['statusMessage'] || 'Please wait...'; var remaining = Browser.mainLoop.remainingBlockers; var expected = Browser.mainLoop.expectedBlockers; if (remaining) { if (remaining < expected) { Module['setStatus'](message + ' (' + (expected - remaining) + '/' + expected + ')'); } else { Module['setStatus'](message); } } else { Module['setStatus'](''); } } },runIter:function(func) { if (ABORT) return; if (Module['preMainLoop']) { var preRet = Module['preMainLoop'](); if (preRet === false) { return; // |return false| skips a frame } } callUserCallback(func); if (Module['postMainLoop']) Module['postMainLoop'](); }},isFullscreen:false,pointerLock:false,moduleContextCreatedCallbacks:[],workers:[],init:function() { if (Browser.initted) return; Browser.initted = true; // Support for plugins that can process preloaded files. You can add more of these to // your app by creating and appending to preloadPlugins. // // Each plugin is asked if it can handle a file based on the file's name. If it can, // it is given the file's raw data. When it is done, it calls a callback with the file's // (possibly modified) data. For example, a plugin might decompress a file, or it // might create some side data structure for use later (like an Image element, etc.). var imagePlugin = {}; imagePlugin['canHandle'] = function imagePlugin_canHandle(name) { return !Module.noImageDecoding && /\.(jpg|jpeg|png|bmp)$/i.test(name); }; imagePlugin['handle'] = function imagePlugin_handle(byteArray, name, onload, onerror) { var b = new Blob([byteArray], { type: Browser.getMimetype(name) }); if (b.size !== byteArray.length) { // Safari bug #118630 // Safari's Blob can only take an ArrayBuffer b = new Blob([(new Uint8Array(byteArray)).buffer], { type: Browser.getMimetype(name) }); } var url = URL.createObjectURL(b); assert(typeof url == 'string', 'createObjectURL must return a url as a string'); var img = new Image(); img.onload = () => { assert(img.complete, 'Image ' + name + ' could not be decoded'); var canvas = /** @type {!HTMLCanvasElement} */ (document.createElement('canvas')); canvas.width = img.width; canvas.height = img.height; var ctx = canvas.getContext('2d'); ctx.drawImage(img, 0, 0); preloadedImages[name] = canvas; URL.revokeObjectURL(url); if (onload) onload(byteArray); }; img.onerror = (event) => { out('Image ' + url + ' could not be decoded'); if (onerror) onerror(); }; img.src = url; }; 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(); // empty shim if (onerror) onerror(); } var b = new Blob([byteArray], { type: Browser.getMimetype(name) }); var url = URL.createObjectURL(b); // XXX we never revoke this! assert(typeof url == 'string', 'createObjectURL must return a url as a string'); var audio = new Audio(); audio.addEventListener('canplaythrough', () => finish(audio), false); // use addEventListener due to chromium bug 124926 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 < data.length; i++) { leftchar = (leftchar << 8) | data[i]; leftbits += 8; while (leftbits >= 6) { var curr = (leftchar >> (leftbits-6)) & 0x3f; leftbits -= 6; ret += BASE[curr]; } } if (leftbits == 2) { ret += BASE[(leftchar&3) << 4]; ret += PAD + PAD; } else if (leftbits == 4) { ret += BASE[(leftchar&0xf) << 2]; ret += PAD; } return ret; } audio.src = 'data:audio/x-' + name.substr(-3) + ';base64,' + encode64(byteArray); finish(audio); // we don't wait for confirmation this worked - but it's worth trying }; audio.src = url; // workaround for chrome bug 124926 - we do not always get oncanplaythrough or onerror safeSetTimeout(() => { finish(audio); // try to use it even though it is not necessarily ready to play }, 10000); }; preloadPlugins.push(audioPlugin); // Canvas event setup 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) { // forced aspect ratio can be enabled by defining 'forcedAspectRatio' on Module // Module['forcedAspectRatio'] = 4 / 3; canvas.requestPointerLock = canvas['requestPointerLock'] || canvas['mozRequestPointerLock'] || canvas['webkitRequestPointerLock'] || canvas['msRequestPointerLock'] || (() => {}); canvas.exitPointerLock = document['exitPointerLock'] || document['mozExitPointerLock'] || document['webkitExitPointerLock'] || document['msExitPointerLock'] || (() => {}); // no-op if function does not exist 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); } } },createContext:function(/** @type {HTMLCanvasElement} */ canvas, useWebGL, setInModule, webGLContextAttributes) { if (useWebGL && Module.ctx && canvas == Module.canvas) return Module.ctx; // no need to recreate GL context if it's already been created for this canvas. var ctx; var contextHandle; if (useWebGL) { // For GLES2/desktop GL compatibility, adjust a few defaults to be different to WebGL defaults, so that they align better with the desktop defaults. var contextAttributes = { antialias: false, alpha: false, majorVersion: 2, }; if (webGLContextAttributes) { for (var attribute in webGLContextAttributes) { contextAttributes[attribute] = webGLContextAttributes[attribute]; } } // This check of existence of GL is here to satisfy Closure compiler, which yells if variable GL is referenced below but GL object is not // actually compiled in because application is not doing any GL operations. TODO: Ideally if GL is not being used, this function // Browser.createContext() should not even be emitted. 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((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 { // remove the full screen specific parent of the canvas again to restore the HTML structure from before going full screen 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); } // create a new parent to ensure the canvas has no siblings. this allows browsers to optimize full screen performance when its parent is the full screen root var canvasContainer = document.createElement("div"); canvas.parentNode.insertBefore(canvasContainer, canvas); canvasContainer.appendChild(canvas); // use parent of canvas as full screen root to allow aspect ratio correction (Firefox stretches the root to screen size) 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(); },requestFullScreen:function() { abort('Module.requestFullScreen has been replaced by Module.requestFullscreen (without a capital S)'); },exitFullscreen:function() { // This is workaround for chrome. Trying to exit from fullscreen // not in fullscreen state will cause "TypeError: Document not active" // in chrome. See https://github.com/emscripten-core/emscripten/pull/8236 if (!Browser.isFullscreen) { return false; } var CFS = document['exitFullscreen'] || document['cancelFullScreen'] || document['mozCancelFullScreen'] || document['msExitFullscreen'] || document['webkitCancelFullScreen'] || (() => {}); CFS.apply(document, []); return true; },nextRAF:0,fakeRequestAnimationFrame:function(func) { // try to keep 60fps between calls to here var now = Date.now(); if (Browser.nextRAF === 0) { Browser.nextRAF = now + 1000/60; } else { while (now + 2 >= Browser.nextRAF) { // fudge a little, to avoid timer jitter causing us to do lots of delay:0 Browser.nextRAF += 1000/60; } } 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, timeout) { // Legacy function, this is used by the SDL2 port so we need to keep it // around at least until that is updated. // See https://github.com/libsdl-org/SDL/pull/6304 return safeSetTimeout(func, timeout); },safeRequestAnimationFrame:function(func) { return Browser.requestAnimationFrame(() => { 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': // 3 lines make up a step delta = event.detail / 3; break; case 'mousewheel': // 120 units make up a step delta = event.wheelDelta / 120; break; case 'wheel': delta = event.deltaY switch (event.deltaMode) { case 0: // DOM_DELTA_PIXEL: 100 pixels make up a step delta /= 100; break; case 1: // DOM_DELTA_LINE: 3 lines make up a step delta /= 3; break; case 2: // DOM_DELTA_PAGE: A page makes up 80 steps 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) { // event should be mousemove, mousedown or mouseup if (Browser.pointerLock) { // When the pointer is locked, calculate the coordinates // based on the movement of the mouse. // Workaround for Firefox bug 764498 if (event.type != 'mousemove' && ('mozMovementX' in event)) { Browser.mouseMovementX = Browser.mouseMovementY = 0; } else { Browser.mouseMovementX = Browser.getMovementX(event); Browser.mouseMovementY = Browser.getMovementY(event); } // check if SDL is available if (typeof SDL != "undefined") { Browser.mouseX = SDL.mouseX + Browser.mouseMovementX; Browser.mouseY = SDL.mouseY + Browser.mouseMovementY; } else { // just add the mouse delta to the current absolut mouse position // FIXME: ideally this should be clamped against the canvas size and zero Browser.mouseX += Browser.mouseMovementX; Browser.mouseY += Browser.mouseMovementY; } } else { // Otherwise, calculate the movement based on the changes // in the coordinates. var rect = Module["canvas"].getBoundingClientRect(); var cw = Module["canvas"].width; var ch = Module["canvas"].height; // Neither .scrollX or .pageXOffset are defined in a spec, but // we prefer .scrollX because it is currently in a spec draft. // (see: http://www.w3.org/TR/2013/WD-cssom-view-20131217/) var scrollX = ((typeof window.scrollX != 'undefined') ? window.scrollX : window.pageXOffset); var scrollY = ((typeof window.scrollY != 'undefined') ? window.scrollY : window.pageYOffset); // If this assert lands, it's likely because the browser doesn't support scrollX or pageXOffset // and we have no viable fallback. assert((typeof scrollX != 'undefined') && (typeof scrollY != 'undefined'), 'Unable to retrieve scroll position, mouse positions likely broken.'); if (event.type === 'touchstart' || event.type === 'touchend' || event.type === 'touchmove') { var touch = event.touch; if (touch === undefined) { return; // the "touch" property is only defined in SDL } 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); // the canvas might be CSS-scaled compared to its backbuffer; // SDL-using content will want mouse coordinates in terms // of backbuffer units. 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((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() { // check if SDL is available if (typeof SDL != "undefined") { var flags = HEAPU32[((SDL.screen)>>2)]; flags = flags | 0x00800000; // set SDL_FULLSCREEN flag HEAP32[((SDL.screen)>>2)] = flags; } Browser.updateCanvasDimensions(Module['canvas']); Browser.updateResizeListeners(); },setWindowedCanvasSize:function() { // check if SDL is available if (typeof SDL != "undefined") { var flags = HEAPU32[((SDL.screen)>>2)]; flags = flags & ~0x00800000; // clear SDL_FULLSCREEN flag HEAP32[((SDL.screen)>>2)] = flags; } Browser.updateCanvasDimensions(Module['canvas']); Browser.updateResizeListeners(); },updateCanvasDimensions:function(canvas, wNative, hNative) { if (wNative && hNative) { canvas.widthNative = wNative; canvas.heightNative = hNative; } else { wNative = canvas.widthNative; hNative = canvas.heightNative; } var w = wNative; var h = hNative; if (Module['forcedAspectRatio'] && Module['forcedAspectRatio'] > 0) { if (w/h < Module['forcedAspectRatio']) { w = Math.round(h * Module['forcedAspectRatio']); } else { h = Math.round(w / Module['forcedAspectRatio']); } } if (((document['fullscreenElement'] || document['mozFullScreenElement'] || document['msFullscreenElement'] || document['webkitFullscreenElement'] || document['webkitCurrentFullScreenElement']) === canvas.parentNode) && (typeof screen != 'undefined')) { var factor = Math.min(screen.width / w, screen.height / h); w = Math.round(w * factor); h = Math.round(h * factor); } if (Browser.resizeCanvas) { if (canvas.width != w) canvas.width = w; if (canvas.height != h) canvas.height = h; if (typeof canvas.style != 'undefined') { canvas.style.removeProperty( "width"); canvas.style.removeProperty("height"); } } else { if (canvas.width != wNative) canvas.width = wNative; if (canvas.height != hNative) canvas.height = hNative; if (typeof canvas.style != 'undefined') { if (w != wNative || h != hNative) { canvas.style.setProperty( "width", w + "px", "important"); canvas.style.setProperty("height", h + "px", "important"); } else { canvas.style.removeProperty( "width"); canvas.style.removeProperty("height"); } } } }}; var EGL = {errorCode:12288,defaultDisplayInitialized:false,currentContext:0,currentReadSurface:0,currentDrawSurface:0,contextAttributes:{alpha:false,depth:false,stencil:false,antialias:false},stringCache:{},setErrorCode:function(code) { EGL.errorCode = code; },chooseConfig:function(display, attribList, config, config_size, numConfigs) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (attribList) { // read attribList if it is non-null for (;;) { var param = HEAP32[((attribList)>>2)]; if (param == 0x3021 /*EGL_ALPHA_SIZE*/) { var alphaSize = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.alpha = (alphaSize > 0); } else if (param == 0x3025 /*EGL_DEPTH_SIZE*/) { var depthSize = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.depth = (depthSize > 0); } else if (param == 0x3026 /*EGL_STENCIL_SIZE*/) { var stencilSize = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.stencil = (stencilSize > 0); } else if (param == 0x3031 /*EGL_SAMPLES*/) { var samples = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.antialias = (samples > 0); } else if (param == 0x3032 /*EGL_SAMPLE_BUFFERS*/) { var samples = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.antialias = (samples == 1); } else if (param == 0x3100 /*EGL_CONTEXT_PRIORITY_LEVEL_IMG*/) { var requestedPriority = HEAP32[(((attribList)+(4))>>2)]; EGL.contextAttributes.lowLatency = (requestedPriority != 0x3103 /*EGL_CONTEXT_PRIORITY_LOW_IMG*/); } else if (param == 0x3038 /*EGL_NONE*/) { break; } attribList += 8; } } if ((!config || !config_size) && !numConfigs) { EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */); return 0; } if (numConfigs) { HEAP32[((numConfigs)>>2)] = 1; // Total number of supported configs: 1. } if (config && config_size > 0) { HEAP32[((config)>>2)] = 62002; } EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; }}; function _eglBindAPI(api) { if (api == 0x30A0 /* EGL_OPENGL_ES_API */) { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } // if (api == 0x30A1 /* EGL_OPENVG_API */ || api == 0x30A2 /* EGL_OPENGL_API */) { EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */); 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) { // Closure is expected to be allowed to minify the '.dibvbi' property, so not accessing it quoted. return !!(ctx.dibvbi = ctx.getExtension('WEBGL_draw_instanced_base_vertex_base_instance')); } function webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(ctx) { // Closure is expected to be allowed to minify the '.mdibvbi' property, so not accessing it quoted. return !!(ctx.mdibvbi = ctx.getExtension('WEBGL_multi_draw_instanced_base_vertex_base_instance')); } function webgl_enable_WEBGL_multi_draw(ctx) { // Closure is expected to be allowed to minify the '.multiDrawWebgl' property, so not accessing it quoted. 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 < ret; i++) { table[i] = null; } return ret; },getSource:function(shader, count, string, length) { var source = ''; for (var i = 0; i < count; ++i) { var len = length ? HEAP32[(((length)+(i*4))>>2)] : -1; source += UTF8ToString(HEAP32[(((string)+(i*4))>>2)], len < 0 ? undefined : len); } return source; },createContext:function(/** @type {HTMLCanvasElement} */ canvas, webGLContextAttributes) { // BUG: Workaround Safari WebGL issue: After successfully acquiring WebGL context on a canvas, // calling .getContext() will always return that context independent of which 'webgl' or 'webgl2' // context version was passed. See https://bugs.webkit.org/show_bug.cgi?id=222758 and // https://github.com/emscripten-core/emscripten/issues/13295. // TODO: Once the bug is fixed and shipped in Safari, adjust the Safari version field in above check. if (!canvas.getContextSafariWebGL2Fixed) { canvas.getContextSafariWebGL2Fixed = canvas.getContext; /** @type {function(this:HTMLCanvasElement, string, (Object|null)=): (Object|null)} */ 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) { // without pthreads a context is just an integer ID var handle = GL.getNewId(GL.contexts); var context = { handle: handle, attributes: webGLContextAttributes, version: webGLContextAttributes.majorVersion, GLctx: ctx }; // Store the created context object so that we can access the context given a canvas without having to pass the parameters again. 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]; // Active Emscripten GL layer context object. Module.ctx = GLctx = GL.currentContext && GL.currentContext.GLctx; // Active WebGL context object. 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); // Release all JS event handlers on the DOM element that the GL context is associated with since the context is now deleted. if (GL.contexts[contextHandle] && GL.contexts[contextHandle].GLctx.canvas) GL.contexts[contextHandle].GLctx.canvas.GLctxObject = undefined; // Make sure the canvas object no longer refers to the context object so there are no GC surprises. GL.contexts[contextHandle] = null; },initExtensions:function(context) { // If this function is called without a specific context object, init the extensions of the currently active context. if (!context) context = GL.currentContext; if (context.initExtensionsDone) return; context.initExtensionsDone = true; var GLctx = context.GLctx; // Detect the presence of a few extensions manually, this GL interop layer itself will need to know if they exist. // Extensions that are available from WebGL >= 2 (no-op if called on a WebGL 1 context active) webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(GLctx); webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx); // On WebGL 2, EXT_disjoint_timer_query is replaced with an alternative // that's based on core APIs, and exposes only the queryCounterEXT() // entrypoint. if (context.version >= 2) { GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query_webgl2"); } // However, Firefox exposes the WebGL 1 version on WebGL 2 as well and // thus we look for the WebGL 1 version again if the WebGL 2 version // isn't present. https://bugzilla.mozilla.org/show_bug.cgi?id=1328882 if (context.version < 2 || !GLctx.disjointTimerQueryExt) { GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query"); } webgl_enable_WEBGL_multi_draw(GLctx); // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. var exts = GLctx.getSupportedExtensions() || []; exts.forEach(function(ext) { // WEBGL_lose_context, WEBGL_debug_renderer_info and WEBGL_debug_shaders are not enabled by default. if (!ext.includes('lose_context') && !ext.includes('debug')) { // Call .getExtension() to enable that extension permanently. GLctx.getExtension(ext); } }); }}; function _eglCreateContext(display, config, hmm, contextAttribs) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } // EGL 1.4 spec says default EGL_CONTEXT_CLIENT_VERSION is GLES1, but this is not supported by Emscripten. // So user must pass EGL_CONTEXT_CLIENT_VERSION == 2 to initialize EGL. var glesContextVersion = 1; for (;;) { var param = HEAP32[((contextAttribs)>>2)]; if (param == 0x3098 /*EGL_CONTEXT_CLIENT_VERSION*/) { glesContextVersion = HEAP32[(((contextAttribs)+(4))>>2)]; } else if (param == 0x3038 /*EGL_NONE*/) { break; } else { /* EGL1.4 specifies only EGL_CONTEXT_CLIENT_VERSION as supported attribute */ EGL.setErrorCode(0x3004 /*EGL_BAD_ATTRIBUTE*/); return 0; } contextAttribs += 8; } if (glesContextVersion < 2 || glesContextVersion > 3) { EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */); return 0; /* EGL_NO_CONTEXT */ } EGL.contextAttributes.majorVersion = glesContextVersion - 1; // WebGL 1 is GLES 2, WebGL2 is GLES3 EGL.contextAttributes.minorVersion = 0; EGL.context = GL.createContext(Module['canvas'], EGL.contextAttributes); if (EGL.context != 0) { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); // Run callbacks so that GL emulation works GL.makeContextCurrent(EGL.context); Module.useWebGL = true; Browser.moduleContextCreatedCallbacks.forEach(function(callback) { callback() }); // Note: This function only creates a context, but it shall not make it active. GL.makeContextCurrent(null); return 62004; // Magic ID for Emscripten EGLContext } else { EGL.setErrorCode(0x3009 /* EGL_BAD_MATCH */); // By the EGL 1.4 spec, an implementation that does not support GLES2 (WebGL in this case), this error code is set. return 0; /* EGL_NO_CONTEXT */ } } function _eglCreateWindowSurface(display, config, win, attrib_list) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (config != 62002 /* Magic ID for the only EGLConfig supported by Emscripten */) { EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */); return 0; } // TODO: Examine attrib_list! Parameters that can be present there are: // - EGL_RENDER_BUFFER (must be EGL_BACK_BUFFER) // - EGL_VG_COLORSPACE (can't be set) // - EGL_VG_ALPHA_FORMAT (can't be set) EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 62006; /* Magic ID for Emscripten 'default surface' */ } function _eglDestroyContext(display, context) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (context != 62004 /* Magic ID for Emscripten EGLContext */) { EGL.setErrorCode(0x3006 /* EGL_BAD_CONTEXT */); return 0; } GL.deleteContext(EGL.context); EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); if (EGL.currentContext == context) { EGL.currentContext = 0; } return 1 /* EGL_TRUE */; } function _eglDestroySurface(display, surface) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (surface != 62006 /* Magic ID for the only EGLSurface supported by Emscripten */) { EGL.setErrorCode(0x300D /* EGL_BAD_SURFACE */); return 1; } if (EGL.currentReadSurface == surface) { EGL.currentReadSurface = 0; } if (EGL.currentDrawSurface == surface) { EGL.currentDrawSurface = 0; } EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; /* Magic ID for Emscripten 'default surface' */ } function _eglGetConfigAttrib(display, config, attribute, value) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (config != 62002 /* Magic ID for the only EGLConfig supported by Emscripten */) { EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */); return 0; } if (!value) { EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */); return 0; } EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); switch (attribute) { case 0x3020: // EGL_BUFFER_SIZE HEAP32[((value)>>2)] = EGL.contextAttributes.alpha ? 32 : 24; return 1; case 0x3021: // EGL_ALPHA_SIZE HEAP32[((value)>>2)] = EGL.contextAttributes.alpha ? 8 : 0; return 1; case 0x3022: // EGL_BLUE_SIZE HEAP32[((value)>>2)] = 8; return 1; case 0x3023: // EGL_GREEN_SIZE HEAP32[((value)>>2)] = 8; return 1; case 0x3024: // EGL_RED_SIZE HEAP32[((value)>>2)] = 8; return 1; case 0x3025: // EGL_DEPTH_SIZE HEAP32[((value)>>2)] = EGL.contextAttributes.depth ? 24 : 0; return 1; case 0x3026: // EGL_STENCIL_SIZE HEAP32[((value)>>2)] = EGL.contextAttributes.stencil ? 8 : 0; return 1; case 0x3027: // EGL_CONFIG_CAVEAT // We can return here one of EGL_NONE (0x3038), EGL_SLOW_CONFIG (0x3050) or EGL_NON_CONFORMANT_CONFIG (0x3051). HEAP32[((value)>>2)] = 0x3038; return 1; case 0x3028: // EGL_CONFIG_ID HEAP32[((value)>>2)] = 62002; return 1; case 0x3029: // EGL_LEVEL HEAP32[((value)>>2)] = 0; return 1; case 0x302A: // EGL_MAX_PBUFFER_HEIGHT HEAP32[((value)>>2)] = 4096; return 1; case 0x302B: // EGL_MAX_PBUFFER_PIXELS HEAP32[((value)>>2)] = 16777216; return 1; case 0x302C: // EGL_MAX_PBUFFER_WIDTH HEAP32[((value)>>2)] = 4096; return 1; case 0x302D: // EGL_NATIVE_RENDERABLE HEAP32[((value)>>2)] = 0; return 1; case 0x302E: // EGL_NATIVE_VISUAL_ID HEAP32[((value)>>2)] = 0; return 1; case 0x302F: // EGL_NATIVE_VISUAL_TYPE HEAP32[((value)>>2)] = 0x3038; return 1; case 0x3031: // EGL_SAMPLES HEAP32[((value)>>2)] = EGL.contextAttributes.antialias ? 4 : 0; return 1; case 0x3032: // EGL_SAMPLE_BUFFERS HEAP32[((value)>>2)] = EGL.contextAttributes.antialias ? 1 : 0; return 1; case 0x3033: // EGL_SURFACE_TYPE HEAP32[((value)>>2)] = 0x4; return 1; case 0x3034: // EGL_TRANSPARENT_TYPE // If this returns EGL_TRANSPARENT_RGB (0x3052), transparency is used through color-keying. No such thing applies to Emscripten canvas. HEAP32[((value)>>2)] = 0x3038; return 1; case 0x3035: // EGL_TRANSPARENT_BLUE_VALUE case 0x3036: // EGL_TRANSPARENT_GREEN_VALUE case 0x3037: // EGL_TRANSPARENT_RED_VALUE // "If EGL_TRANSPARENT_TYPE is EGL_NONE, then the values for EGL_TRANSPARENT_RED_VALUE, EGL_TRANSPARENT_GREEN_VALUE, and EGL_TRANSPARENT_BLUE_VALUE are undefined." HEAP32[((value)>>2)] = -1; return 1; case 0x3039: // EGL_BIND_TO_TEXTURE_RGB case 0x303A: // EGL_BIND_TO_TEXTURE_RGBA HEAP32[((value)>>2)] = 0; return 1; case 0x303B: // EGL_MIN_SWAP_INTERVAL HEAP32[((value)>>2)] = 0; return 1; case 0x303C: // EGL_MAX_SWAP_INTERVAL HEAP32[((value)>>2)] = 1; return 1; case 0x303D: // EGL_LUMINANCE_SIZE case 0x303E: // EGL_ALPHA_MASK_SIZE HEAP32[((value)>>2)] = 0; return 1; case 0x303F: // EGL_COLOR_BUFFER_TYPE // EGL has two types of buffers: EGL_RGB_BUFFER and EGL_LUMINANCE_BUFFER. HEAP32[((value)>>2)] = 0x308E; return 1; case 0x3040: // EGL_RENDERABLE_TYPE // A bit combination of EGL_OPENGL_ES_BIT,EGL_OPENVG_BIT,EGL_OPENGL_ES2_BIT and EGL_OPENGL_BIT. HEAP32[((value)>>2)] = 0x4; return 1; case 0x3042: // EGL_CONFORMANT // "EGL_CONFORMANT is a mask indicating if a client API context created with respect to the corresponding EGLConfig will pass the required conformance tests for that API." HEAP32[((value)>>2)] = 0; return 1; default: EGL.setErrorCode(0x3004 /* EGL_BAD_ATTRIBUTE */); return 0; } } function _eglGetDisplay(nativeDisplayType) { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); // Note: As a 'conformant' implementation of EGL, we would prefer to init here only if the user // calls this function with EGL_DEFAULT_DISPLAY. Other display IDs would be preferred to be unsupported // and EGL_NO_DISPLAY returned. Uncomment the following code lines to do this. // Instead, an alternative route has been preferred, namely that the Emscripten EGL implementation // "emulates" X11, and eglGetDisplay is expected to accept/receive a pointer to an X11 Display object. // Therefore, be lax and allow anything to be passed in, and return the magic handle to our default EGLDisplay object. // if (nativeDisplayType == 0 /* EGL_DEFAULT_DISPLAY */) { return 62000; // Magic ID for Emscripten 'default display' // } // else // return 0; // EGL_NO_DISPLAY } function _eglGetError() { return EGL.errorCode; } function _eglInitialize(display, majorVersion, minorVersion) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (majorVersion) { HEAP32[((majorVersion)>>2)] = 1; // Advertise EGL Major version: '1' } if (minorVersion) { HEAP32[((minorVersion)>>2)] = 4; // Advertise EGL Minor version: '4' } EGL.defaultDisplayInitialized = true; EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } function _eglMakeCurrent(display, draw, read, context) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0 /* EGL_FALSE */; } //\todo An EGL_NOT_INITIALIZED error is generated if EGL is not initialized for dpy. if (context != 0 && context != 62004 /* Magic ID for Emscripten EGLContext */) { EGL.setErrorCode(0x3006 /* EGL_BAD_CONTEXT */); return 0; } if ((read != 0 && read != 62006) || (draw != 0 && draw != 62006 /* Magic ID for Emscripten 'default surface' */)) { EGL.setErrorCode(0x300D /* EGL_BAD_SURFACE */); return 0; } GL.makeContextCurrent(context ? EGL.context : null); EGL.currentContext = context; EGL.currentDrawSurface = draw; EGL.currentReadSurface = read; EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1 /* EGL_TRUE */; } function stringToUTF8(str, outPtr, maxBytesToWrite) { assert(typeof maxBytesToWrite == 'number', 'stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); return stringToUTF8Array(str, HEAPU8,outPtr, maxBytesToWrite); } function stringToNewUTF8(str) { var size = lengthBytesUTF8(str) + 1; var ret = _malloc(size); if (ret) stringToUTF8(str, ret, size); return ret; } function _eglQueryString(display, name) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } //\todo An EGL_NOT_INITIALIZED error is generated if EGL is not initialized for dpy. EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); if (EGL.stringCache[name]) return EGL.stringCache[name]; var ret; switch (name) { case 0x3053 /* EGL_VENDOR */: ret = stringToNewUTF8("Emscripten"); break; case 0x3054 /* EGL_VERSION */: ret = stringToNewUTF8("1.4 Emscripten EGL"); break; case 0x3055 /* EGL_EXTENSIONS */: ret = stringToNewUTF8(""); break; // Currently not supporting any EGL extensions. case 0x308D /* EGL_CLIENT_APIS */: ret = stringToNewUTF8("OpenGL_ES"); break; default: EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */); return 0; } EGL.stringCache[name] = ret; return ret; } function _eglSwapBuffers(dpy, surface) { if (!EGL.defaultDisplayInitialized) { EGL.setErrorCode(0x3001 /* EGL_NOT_INITIALIZED */); } else if (!Module.ctx) { EGL.setErrorCode(0x3002 /* EGL_BAD_ACCESS */); } else if (Module.ctx.isContextLost()) { EGL.setErrorCode(0x300E /* EGL_CONTEXT_LOST */); } else { // According to documentation this does an implicit flush. // Due to discussion at https://github.com/emscripten-core/emscripten/pull/1871 // the flush was removed since this _may_ result in slowing code down. //_glFlush(); EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1 /* EGL_TRUE */; } return 0 /* EGL_FALSE */; } function _eglSwapInterval(display, interval) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } if (interval == 0) _emscripten_set_main_loop_timing(0, 0); else _emscripten_set_main_loop_timing(1, interval); EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } function _eglTerminate(display) { if (display != 62000 /* Magic ID for Emscripten 'default display' */) { EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */); return 0; } EGL.currentContext = 0; EGL.currentReadSurface = 0; EGL.currentDrawSurface = 0; EGL.defaultDisplayInitialized = false; EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } /** @suppress {duplicate } */ function _eglWaitClient() { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } var _eglWaitGL = _eglWaitClient; function _eglWaitNative(nativeEngineId) { EGL.setErrorCode(0x3000 /* EGL_SUCCESS */); return 1; } var readEmAsmArgsArray = []; function readEmAsmArgs(sigPtr, buf) { // Nobody should have mutated _readEmAsmArgsArray underneath us to be something else than an array. assert(Array.isArray(readEmAsmArgsArray)); // The input buffer is allocated on the stack, so it must be stack-aligned. assert(buf % 16 == 0); readEmAsmArgsArray.length = 0; var ch; // Most arguments are i32s, so shift the buffer pointer so it is a plain // index into HEAP32. buf >>= 2; while (ch = HEAPU8[sigPtr++]) { var chr = String.fromCharCode(ch); var validChars = ['d', 'f', 'i']; assert(validChars.includes(chr), `Invalid character ${ch}("${chr}") in readEmAsmArgs! Use only [${validChars}], and do not specify "v" for void return argument.`); // Floats are always passed as doubles, and doubles and int64s take up 8 // bytes (two 32-bit slots) in memory, align reads to these: buf += (ch != 105/*i*/) & buf; readEmAsmArgsArray.push( ch == 105/*i*/ ? HEAP32[buf] : HEAPF64[buf++ >> 1] ); ++buf; } return readEmAsmArgsArray; } function runEmAsmFunction(code, sigPtr, argbuf) { var args = readEmAsmArgs(sigPtr, argbuf); if (!ASM_CONSTS.hasOwnProperty(code)) abort(`No EM_ASM constant found at address ${code}`); return ASM_CONSTS[code].apply(null, args); } function _emscripten_asm_const_int(code, sigPtr, argbuf) { return runEmAsmFunction(code, sigPtr, argbuf); } function runMainThreadEmAsm(code, sigPtr, argbuf, sync) { var args = readEmAsmArgs(sigPtr, argbuf); if (!ASM_CONSTS.hasOwnProperty(code)) abort(`No EM_ASM constant found at address ${code}`); return ASM_CONSTS[code].apply(null, args); } function _emscripten_asm_const_int_sync_on_main_thread(code, sigPtr, argbuf) { return runMainThreadEmAsm(code, sigPtr, argbuf, 1); } function _emscripten_cancel_main_loop() { Browser.mainLoop.pause(); Browser.mainLoop.func = null; } function _emscripten_date_now() { return Date.now(); } function withStackSave(f) { var stack = stackSave(); var ret = f(); stackRestore(stack); return ret; } 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; } // Test if the given call was already queued, and if so, don't add it again. 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.precedence < y.precedence; }); },removeDeferredCalls:function(targetFunction) { for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { if (JSEvents.deferredCalls[i].targetFunction == targetFunction) { JSEvents.deferredCalls.splice(i, 1); --i; } } },canPerformEventHandlerRequests:function() { return JSEvents.inEventHandler && JSEvents.currentEventHandler.allowsDeferredCalls; },runDeferredCalls:function() { if (!JSEvents.canPerformEventHandlerRequests()) { return; } for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { var call = JSEvents.deferredCalls[i]; JSEvents.deferredCalls.splice(i, 1); --i; call.targetFunction.apply(null, call.argsList); } },eventHandlers:[],removeAllHandlersOnTarget:function(target, eventTypeString) { for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { if (JSEvents.eventHandlers[i].target == target && (!eventTypeString || eventTypeString == JSEvents.eventHandlers[i].eventTypeString)) { JSEvents._removeHandler(i--); } } },_removeHandler:function(i) { var h = JSEvents.eventHandlers[i]; h.target.removeEventListener(h.eventTypeString, h.eventListenerFunc, h.useCapture); JSEvents.eventHandlers.splice(i, 1); },registerOrRemoveHandler:function(eventHandler) { if (!eventHandler.target) { err('registerOrRemoveHandler: the target element for event handler registration does not exist, when processing the following event handler registration:'); console.dir(eventHandler); return -4; } var jsEventHandler = function jsEventHandler(event) { // Increment nesting count for the event handler. ++JSEvents.inEventHandler; JSEvents.currentEventHandler = eventHandler; // Process any old deferred calls the user has placed. JSEvents.runDeferredCalls(); // Process the actual event, calls back to user C code handler. eventHandler.handlerFunc(event); // Process any new deferred calls that were placed right now from this event handler. JSEvents.runDeferredCalls(); // Out of event handler - restore nesting count. --JSEvents.inEventHandler; }; if (eventHandler.callbackfunc) { eventHandler.eventListenerFunc = jsEventHandler; eventHandler.target.addEventListener(eventHandler.eventTypeString, jsEventHandler, eventHandler.useCapture); JSEvents.eventHandlers.push(eventHandler); JSEvents.registerRemoveEventListeners(); } else { for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { if (JSEvents.eventHandlers[i].target == eventHandler.target && JSEvents.eventHandlers[i].eventTypeString == eventHandler.eventTypeString) { JSEvents._removeHandler(i--); } } } return 0; },getNodeNameForTarget:function(target) { if (!target) return ''; if (target == window) return '#window'; if (target == screen) return '#screen'; return (target && target.nodeName) ? target.nodeName : ''; },fullscreenEnabled:function() { return document.fullscreenEnabled // Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitFullscreenEnabled. // TODO: If Safari at some point ships with unprefixed version, update the version check above. || document.webkitFullscreenEnabled ; }}; var currentFullscreenStrategy = {}; function maybeCStringToJsString(cString) { // "cString > 2" checks if the input is a number, and isn't of the special // values we accept here, EMSCRIPTEN_EVENT_TARGET_* (which map to 0, 1, 2). // In other words, if cString > 2 then it's a pointer to a valid place in // memory, and points to a C string. return cString > 2 ? 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 stringToUTF8OnStack(str) { var size = lengthBytesUTF8(str) + 1; var ret = stackAlloc(size); stringToUTF8(str, ret, size); return ret; } function getCanvasElementSize(target) { return withStackSave(function() { var w = stackAlloc(8); var h = w + 4; var targetInt = stringToUTF8OnStack(target.id); 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 { // This function is being called from high-level JavaScript code instead of asm.js/Wasm, // and it needs to synchronously proxy over to another thread, so marshal the string onto the heap to do the call. withStackSave(function() { var targetInt = stringToUTF8OnStack(target.id); _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; // Chrome reads color from here. var oldDocumentBackgroundColor = document.body.style.backgroundColor; // IE11 reads color from here. // Firefox always has black background color. var oldPaddingLeft = canvas.style.paddingLeft; // Chrome, FF, Safari var oldPaddingRight = canvas.style.paddingRight; var oldPaddingTop = canvas.style.paddingTop; var oldPaddingBottom = canvas.style.paddingBottom; var oldMarginLeft = canvas.style.marginLeft; // IE11 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; // Chrome, Firefox var oldDocumentScroll = document.body.scroll; // IE var oldImageRendering = canvas.style.imageRendering; function restoreOldStyle() { var fullscreenElement = document.fullscreenElement || document.webkitFullscreenElement ; if (!fullscreenElement) { document.removeEventListener('fullscreenchange', restoreOldStyle); // Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813) // As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version. document.removeEventListener('webkitfullscreenchange', restoreOldStyle); setCanvasElementSize(canvas, oldWidth, oldHeight); canvas.style.width = oldCssWidth; canvas.style.height = oldCssHeight; canvas.style.backgroundColor = oldBackgroundColor; // Chrome // IE11 hack: assigning 'undefined' or an empty string to document.body.style.backgroundColor has no effect, so first assign back the default color // before setting the undefined value. Setting undefined value is also important, or otherwise we would later treat that as something that the user // had explicitly set so subsequent fullscreen transitions would not set background color properly. if (!oldDocumentBackgroundColor) document.body.style.backgroundColor = 'white'; document.body.style.backgroundColor = oldDocumentBackgroundColor; // IE11 canvas.style.paddingLeft = oldPaddingLeft; // Chrome, FF, Safari canvas.style.paddingRight = oldPaddingRight; canvas.style.paddingTop = oldPaddingTop; canvas.style.paddingBottom = oldPaddingBottom; canvas.style.marginLeft = oldMarginLeft; // IE11 canvas.style.marginRight = oldMarginRight; canvas.style.marginTop = oldMarginTop; canvas.style.marginBottom = oldMarginBottom; document.body.style.margin = oldDocumentBodyMargin; document.documentElement.style.overflow = oldDocumentOverflow; // Chrome, Firefox document.body.scroll = oldDocumentScroll; // IE 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); // Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813) // As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version. document.addEventListener('webkitfullscreenchange', restoreOldStyle); return restoreOldStyle; } function setLetterbox(element, topBottom, leftRight) { // Cannot use margin to specify letterboxes in FF or Chrome, since those ignore margins in fullscreen mode. 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 < windowedRttWidth*cssHeight) { var desiredCssHeight = windowedRttHeight * cssWidth / windowedRttWidth; setLetterbox(target, (cssHeight - desiredCssHeight) / 2, 0); cssHeight = desiredCssHeight; } else { var desiredCssWidth = windowedRttWidth * cssHeight / windowedRttHeight; setLetterbox(target, 0, (cssWidth - desiredCssWidth) / 2); cssWidth = desiredCssWidth; } } // If we are adding padding, must choose a background color or otherwise Chrome will give the // padding a default white color. Do it only if user has not customized their own background color. if (!target.style.backgroundColor) target.style.backgroundColor = 'black'; // IE11 does the same, but requires the color to be set in the document body. if (!document.body.style.backgroundColor) document.body.style.backgroundColor = 'black'; // IE11 // Firefox always shows black letterboxes independent of style color. target.style.width = cssWidth + 'px'; target.style.height = cssHeight + 'px'; if (strategy.filteringMode == 1) { target.style.imageRendering = 'optimizeSpeed'; target.style.imageRendering = '-moz-crisp-edges'; target.style.imageRendering = '-o-crisp-edges'; target.style.imageRendering = '-webkit-optimize-contrast'; target.style.imageRendering = 'optimize-contrast'; target.style.imageRendering = 'crisp-edges'; target.style.imageRendering = 'pixelated'; } var dpiScale = (strategy.canvasResolutionScaleMode == 2) ? devicePixelRatio : 1; if (strategy.canvasResolutionScaleMode != 0) { var newWidth = (cssWidth * dpiScale)|0; var newHeight = (cssHeight * dpiScale)|0; setCanvasElementSize(target, newWidth, newHeight); if (target.GLctxObject) target.GLctxObject.GLctx.viewport(0, 0, newWidth, newHeight); } return restoreOldStyle; } function JSEvents_requestFullscreen(target, strategy) { // EMSCRIPTEN_FULLSCREEN_SCALE_DEFAULT + EMSCRIPTEN_FULLSCREEN_CANVAS_SCALE_NONE is a mode where no extra logic is performed to the DOM elements. if (strategy.scaleMode != 0 || strategy.canvasResolutionScaleMode != 0) { JSEvents_resizeCanvasForFullscreen(target, strategy); } if (target.requestFullscreen) { target.requestFullscreen(); } else if (target.webkitRequestFullscreen) { target.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT); } else { return JSEvents.fullscreenEnabled() ? -3 : -1; } currentFullscreenStrategy = strategy; if (strategy.canvasResizedCallback) { getWasmTableEntry(strategy.canvasResizedCallback)(37, 0, strategy.canvasResizedCallbackUserData); } return 0; } function _emscripten_exit_fullscreen() { if (!JSEvents.fullscreenEnabled()) return -1; // Make sure no queued up calls will fire after this. JSEvents.removeDeferredCalls(JSEvents_requestFullscreen); var d = specialHTMLTargets[1]; if (d.exitFullscreen) { d.fullscreenElement && d.exitFullscreen(); } else if (d.webkitExitFullscreen) { d.webkitFullscreenElement && d.webkitExitFullscreen(); } else { return -1; } return 0; } function requestPointerLock(target) { if (target.requestPointerLock) { target.requestPointerLock(); } else { // document.body is known to accept pointer lock, so use that to differentiate if the user passed a bad element, // or if the whole browser just doesn't support the feature. if (document.body.requestPointerLock ) { return -3; } return -1; } return 0; } function _emscripten_exit_pointerlock() { // Make sure no queued up calls will fire after this. JSEvents.removeDeferredCalls(requestPointerLock); if (document.exitPointerLock) { document.exitPointerLock(); } else { return -1; } return 0; } function _emscripten_get_device_pixel_ratio() { return (typeof devicePixelRatio == 'number' && devicePixelRatio) || 1.0; } function _emscripten_get_element_css_size(target, width, height) { target = findEventTarget(target); if (!target) return -4; var rect = getBoundingClientRect(target); HEAPF64[((width)>>3)] = rect.width; HEAPF64[((height)>>3)] = rect.height; return 0; } function fillGamepadEventData(eventStruct, e) { HEAPF64[((eventStruct)>>3)] = e.timestamp; for (var i = 0; i < e.axes.length; ++i) { HEAPF64[(((eventStruct+i*8)+(16))>>3)] = e.axes[i]; } for (var i = 0; i < e.buttons.length; ++i) { if (typeof e.buttons[i] == 'object') { HEAPF64[(((eventStruct+i*8)+(528))>>3)] = e.buttons[i].value; } else { HEAPF64[(((eventStruct+i*8)+(528))>>3)] = e.buttons[i]; } } for (var i = 0; i < e.buttons.length; ++i) { if (typeof e.buttons[i] == 'object') { HEAP32[(((eventStruct+i*4)+(1040))>>2)] = e.buttons[i].pressed; } else { // Assigning a boolean to HEAP32, that's ok, but Closure would like to warn about it: /** @suppress {checkTypes} */ 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 (!JSEvents.lastGamepadState) throw 'emscripten_get_gamepad_status() can only be called after having first called emscripten_sample_gamepad_data() and that function has returned EMSCRIPTEN_RESULT_SUCCESS!'; // INVALID_PARAM is returned on a Gamepad index that never was there. if (index < 0 || index >= JSEvents.lastGamepadState.length) return -5; // NO_DATA is returned on a Gamepad index that was removed. // For previously disconnected gamepads there should be an empty slot (null/undefined/false) at the index. // This is because gamepads must keep their original position in the array. // For example, removing the first of two gamepads produces [null/undefined/false, gamepad]. if (!JSEvents.lastGamepadState[index]) return -7; fillGamepadEventData(gamepadState, JSEvents.lastGamepadState[index]); return 0; } function _emscripten_get_num_gamepads() { if (!JSEvents.lastGamepadState) throw 'emscripten_get_num_gamepads() can only be called after having first called emscripten_sample_gamepad_data() and that function has returned EMSCRIPTEN_RESULT_SUCCESS!'; // N.B. Do not call emscripten_get_num_gamepads() unless having first called emscripten_sample_gamepad_data(), and that has returned EMSCRIPTEN_RESULT_SUCCESS. // Otherwise the following line will throw an exception. return JSEvents.lastGamepadState.length; } function _emscripten_get_screen_size(width, height) { HEAP32[((width)>>2)] = screen.width; HEAP32[((height)>>2)] = screen.height; } /** @suppress {duplicate } */ function _glActiveTexture(x0) { GLctx.activeTexture(x0) } var _emscripten_glActiveTexture = _glActiveTexture; /** @suppress {duplicate } */ function _glAttachShader(program, shader) { GLctx.attachShader(GL.programs[program], GL.shaders[shader]); } var _emscripten_glAttachShader = _glAttachShader; /** @suppress {duplicate } */ function _glBeginQuery(target, id) { GLctx.beginQuery(target, GL.queries[id]); } var _emscripten_glBeginQuery = _glBeginQuery; /** @suppress {duplicate } */ function _glBeginQueryEXT(target, id) { GLctx.disjointTimerQueryExt['beginQueryEXT'](target, GL.queries[id]); } var _emscripten_glBeginQueryEXT = _glBeginQueryEXT; /** @suppress {duplicate } */ function _glBeginTransformFeedback(x0) { GLctx.beginTransformFeedback(x0) } var _emscripten_glBeginTransformFeedback = _glBeginTransformFeedback; /** @suppress {duplicate } */ function _glBindAttribLocation(program, index, name) { GLctx.bindAttribLocation(GL.programs[program], index, UTF8ToString(name)); } var _emscripten_glBindAttribLocation = _glBindAttribLocation; /** @suppress {duplicate } */ function _glBindBuffer(target, buffer) { if (target == 0x88EB /*GL_PIXEL_PACK_BUFFER*/) { // In WebGL 2 glReadPixels entry point, we need to use a different WebGL 2 API function call when a buffer is bound to // GL_PIXEL_PACK_BUFFER_BINDING point, so must keep track whether that binding point is non-null to know what is // the proper API function to call. GLctx.currentPixelPackBufferBinding = buffer; } else if (target == 0x88EC /*GL_PIXEL_UNPACK_BUFFER*/) { // In WebGL 2 gl(Compressed)Tex(Sub)Image[23]D entry points, we need to // use a different WebGL 2 API function call when a buffer is bound to // GL_PIXEL_UNPACK_BUFFER_BINDING point, so must keep track whether that // binding point is non-null to know what is the proper API function to // call. GLctx.currentPixelUnpackBufferBinding = buffer; } GLctx.bindBuffer(target, GL.buffers[buffer]); } var _emscripten_glBindBuffer = _glBindBuffer; /** @suppress {duplicate } */ function _glBindBufferBase(target, index, buffer) { GLctx.bindBufferBase(target, index, GL.buffers[buffer]); } var _emscripten_glBindBufferBase = _glBindBufferBase; /** @suppress {duplicate } */ function _glBindBufferRange(target, index, buffer, offset, ptrsize) { GLctx.bindBufferRange(target, index, GL.buffers[buffer], offset, ptrsize); } var _emscripten_glBindBufferRange = _glBindBufferRange; /** @suppress {duplicate } */ function _glBindFramebuffer(target, framebuffer) { GLctx.bindFramebuffer(target, GL.framebuffers[framebuffer]); } var _emscripten_glBindFramebuffer = _glBindFramebuffer; /** @suppress {duplicate } */ function _glBindRenderbuffer(target, renderbuffer) { GLctx.bindRenderbuffer(target, GL.renderbuffers[renderbuffer]); } var _emscripten_glBindRenderbuffer = _glBindRenderbuffer; /** @suppress {duplicate } */ function _glBindSampler(unit, sampler) { GLctx.bindSampler(unit, GL.samplers[sampler]); } var _emscripten_glBindSampler = _glBindSampler; /** @suppress {duplicate } */ function _glBindTexture(target, texture) { GLctx.bindTexture(target, GL.textures[texture]); } var _emscripten_glBindTexture = _glBindTexture; /** @suppress {duplicate } */ function _glBindTransformFeedback(target, id) { GLctx.bindTransformFeedback(target, GL.transformFeedbacks[id]); } var _emscripten_glBindTransformFeedback = _glBindTransformFeedback; /** @suppress {duplicate } */ function _glBindVertexArray(vao) { GLctx.bindVertexArray(GL.vaos[vao]); } var _emscripten_glBindVertexArray = _glBindVertexArray; /** @suppress {duplicate } */ var _glBindVertexArrayOES = _glBindVertexArray; var _emscripten_glBindVertexArrayOES = _glBindVertexArrayOES; /** @suppress {duplicate } */ function _glBlendColor(x0, x1, x2, x3) { GLctx.blendColor(x0, x1, x2, x3) } var _emscripten_glBlendColor = _glBlendColor; /** @suppress {duplicate } */ function _glBlendEquation(x0) { GLctx.blendEquation(x0) } var _emscripten_glBlendEquation = _glBlendEquation; /** @suppress {duplicate } */ function _glBlendEquationSeparate(x0, x1) { GLctx.blendEquationSeparate(x0, x1) } var _emscripten_glBlendEquationSeparate = _glBlendEquationSeparate; /** @suppress {duplicate } */ function _glBlendFunc(x0, x1) { GLctx.blendFunc(x0, x1) } var _emscripten_glBlendFunc = _glBlendFunc; /** @suppress {duplicate } */ function _glBlendFuncSeparate(x0, x1, x2, x3) { GLctx.blendFuncSeparate(x0, x1, x2, x3) } var _emscripten_glBlendFuncSeparate = _glBlendFuncSeparate; /** @suppress {duplicate } */ function _glBlitFramebuffer(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) { GLctx.blitFramebuffer(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) } var _emscripten_glBlitFramebuffer = _glBlitFramebuffer; /** @suppress {duplicate } */ function _glBufferData(target, size, data, usage) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. // If size is zero, WebGL would interpret uploading the whole input arraybuffer (starting from given offset), which would // not make sense in WebAssembly, so avoid uploading if size is zero. However we must still call bufferData to establish a // backing storage of zero bytes. if (data && size) { GLctx.bufferData(target, HEAPU8, usage, data, size); } else { GLctx.bufferData(target, size, usage); } } else { // N.b. here first form specifies a heap subarray, second form an integer size, so the ?: code here is polymorphic. It is advised to avoid // randomly mixing both uses in calling code, to avoid any potential JS engine JIT issues. GLctx.bufferData(target, data ? HEAPU8.subarray(data, data+size) : size, usage); } } var _emscripten_glBufferData = _glBufferData; /** @suppress {duplicate } */ function _glBufferSubData(target, offset, size, data) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. size && GLctx.bufferSubData(target, offset, HEAPU8, data, size); return; } GLctx.bufferSubData(target, offset, HEAPU8.subarray(data, data+size)); } var _emscripten_glBufferSubData = _glBufferSubData; /** @suppress {duplicate } */ function _glCheckFramebufferStatus(x0) { return GLctx.checkFramebufferStatus(x0) } var _emscripten_glCheckFramebufferStatus = _glCheckFramebufferStatus; /** @suppress {duplicate } */ function _glClear(x0) { GLctx.clear(x0) } var _emscripten_glClear = _glClear; /** @suppress {duplicate } */ function _glClearBufferfi(x0, x1, x2, x3) { GLctx.clearBufferfi(x0, x1, x2, x3) } var _emscripten_glClearBufferfi = _glClearBufferfi; /** @suppress {duplicate } */ function _glClearBufferfv(buffer, drawbuffer, value) { GLctx.clearBufferfv(buffer, drawbuffer, HEAPF32, value>>2); } var _emscripten_glClearBufferfv = _glClearBufferfv; /** @suppress {duplicate } */ function _glClearBufferiv(buffer, drawbuffer, value) { GLctx.clearBufferiv(buffer, drawbuffer, HEAP32, value>>2); } var _emscripten_glClearBufferiv = _glClearBufferiv; /** @suppress {duplicate } */ function _glClearBufferuiv(buffer, drawbuffer, value) { GLctx.clearBufferuiv(buffer, drawbuffer, HEAPU32, value>>2); } var _emscripten_glClearBufferuiv = _glClearBufferuiv; /** @suppress {duplicate } */ function _glClearColor(x0, x1, x2, x3) { GLctx.clearColor(x0, x1, x2, x3) } var _emscripten_glClearColor = _glClearColor; /** @suppress {duplicate } */ function _glClearDepthf(x0) { GLctx.clearDepth(x0) } var _emscripten_glClearDepthf = _glClearDepthf; /** @suppress {duplicate } */ function _glClearStencil(x0) { GLctx.clearStencil(x0) } var _emscripten_glClearStencil = _glClearStencil; function convertI32PairToI53(lo, hi) { // This function should not be getting called with too large unsigned numbers // in high part (if hi >= 0x7FFFFFFFF, one should have been calling // convertU32PairToI53()) assert(hi === (hi|0)); return (lo >>> 0) + hi * 4294967296; } /** @suppress {duplicate } */ function _glClientWaitSync(sync, flags, timeout_low, timeout_high) { // WebGL2 vs GLES3 differences: in GLES3, the timeout parameter is a uint64, where 0xFFFFFFFFFFFFFFFFULL means GL_TIMEOUT_IGNORED. // In JS, there's no 64-bit value types, so instead timeout is taken to be signed, and GL_TIMEOUT_IGNORED is given value -1. // Inherently the value accepted in the timeout is lossy, and can't take in arbitrary u64 bit pattern (but most likely doesn't matter) // See https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.15 var timeout = convertI32PairToI53(timeout_low, timeout_high); return GLctx.clientWaitSync(GL.syncs[sync], flags, timeout); } var _emscripten_glClientWaitSync = _glClientWaitSync; /** @suppress {duplicate } */ function _glColorMask(red, green, blue, alpha) { GLctx.colorMask(!!red, !!green, !!blue, !!alpha); } var _emscripten_glColorMask = _glColorMask; /** @suppress {duplicate } */ function _glCompileShader(shader) { GLctx.compileShader(GL.shaders[shader]); } var _emscripten_glCompileShader = _glCompileShader; /** @suppress {duplicate } */ function _glCompressedTexImage2D(target, level, internalFormat, width, height, border, imageSize, data) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. 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); } var _emscripten_glCompressedTexImage2D = _glCompressedTexImage2D; /** @suppress {duplicate } */ function _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); } } var _emscripten_glCompressedTexImage3D = _glCompressedTexImage3D; /** @suppress {duplicate } */ function _glCompressedTexSubImage2D(target, level, xoffset, yoffset, width, height, format, imageSize, data) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. 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); } var _emscripten_glCompressedTexSubImage2D = _glCompressedTexSubImage2D; /** @suppress {duplicate } */ function _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); } } var _emscripten_glCompressedTexSubImage3D = _glCompressedTexSubImage3D; /** @suppress {duplicate } */ function _glCopyBufferSubData(x0, x1, x2, x3, x4) { GLctx.copyBufferSubData(x0, x1, x2, x3, x4) } var _emscripten_glCopyBufferSubData = _glCopyBufferSubData; /** @suppress {duplicate } */ function _glCopyTexImage2D(x0, x1, x2, x3, x4, x5, x6, x7) { GLctx.copyTexImage2D(x0, x1, x2, x3, x4, x5, x6, x7) } var _emscripten_glCopyTexImage2D = _glCopyTexImage2D; /** @suppress {duplicate } */ function _glCopyTexSubImage2D(x0, x1, x2, x3, x4, x5, x6, x7) { GLctx.copyTexSubImage2D(x0, x1, x2, x3, x4, x5, x6, x7) } var _emscripten_glCopyTexSubImage2D = _glCopyTexSubImage2D; /** @suppress {duplicate } */ function _glCopyTexSubImage3D(x0, x1, x2, x3, x4, x5, x6, x7, x8) { GLctx.copyTexSubImage3D(x0, x1, x2, x3, x4, x5, x6, x7, x8) } var _emscripten_glCopyTexSubImage3D = _glCopyTexSubImage3D; /** @suppress {duplicate } */ function _glCreateProgram() { var id = GL.getNewId(GL.programs); var program = GLctx.createProgram(); // Store additional information needed for each shader program: program.name = id; // Lazy cache results of glGetProgramiv(GL_ACTIVE_UNIFORM_MAX_LENGTH/GL_ACTIVE_ATTRIBUTE_MAX_LENGTH/GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH) program.maxUniformLength = program.maxAttributeLength = program.maxUniformBlockNameLength = 0; program.uniformIdCounter = 1; GL.programs[id] = program; return id; } var _emscripten_glCreateProgram = _glCreateProgram; /** @suppress {duplicate } */ function _glCreateShader(shaderType) { var id = GL.getNewId(GL.shaders); GL.shaders[id] = GLctx.createShader(shaderType); return id; } var _emscripten_glCreateShader = _glCreateShader; /** @suppress {duplicate } */ function _glCullFace(x0) { GLctx.cullFace(x0) } var _emscripten_glCullFace = _glCullFace; /** @suppress {duplicate } */ function _glDeleteBuffers(n, buffers) { for (var i = 0; i < n; i++) { var id = HEAP32[(((buffers)+(i*4))>>2)]; var buffer = GL.buffers[id]; // From spec: "glDeleteBuffers silently ignores 0's and names that do not // correspond to existing buffer objects." 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; } } var _emscripten_glDeleteBuffers = _glDeleteBuffers; /** @suppress {duplicate } */ function _glDeleteFramebuffers(n, framebuffers) { for (var i = 0; i < n; ++i) { var id = HEAP32[(((framebuffers)+(i*4))>>2)]; var framebuffer = GL.framebuffers[id]; if (!framebuffer) continue; // GL spec: "glDeleteFramebuffers silently ignores 0s and names that do not correspond to existing framebuffer objects". GLctx.deleteFramebuffer(framebuffer); framebuffer.name = 0; GL.framebuffers[id] = null; } } var _emscripten_glDeleteFramebuffers = _glDeleteFramebuffers; /** @suppress {duplicate } */ function _glDeleteProgram(id) { if (!id) return; var program = GL.programs[id]; if (!program) { // glDeleteProgram actually signals an error when deleting a nonexisting object, unlike some other GL delete functions. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } GLctx.deleteProgram(program); program.name = 0; GL.programs[id] = null; } var _emscripten_glDeleteProgram = _glDeleteProgram; /** @suppress {duplicate } */ function _glDeleteQueries(n, ids) { for (var i = 0; i < n; i++) { var id = HEAP32[(((ids)+(i*4))>>2)]; var query = GL.queries[id]; if (!query) continue; // GL spec: "unused names in ids are ignored, as is the name zero." GLctx.deleteQuery(query); GL.queries[id] = null; } } var _emscripten_glDeleteQueries = _glDeleteQueries; /** @suppress {duplicate } */ function _glDeleteQueriesEXT(n, ids) { for (var i = 0; i < n; i++) { var id = HEAP32[(((ids)+(i*4))>>2)]; var query = GL.queries[id]; if (!query) continue; // GL spec: "unused names in ids are ignored, as is the name zero." GLctx.disjointTimerQueryExt['deleteQueryEXT'](query); GL.queries[id] = null; } } var _emscripten_glDeleteQueriesEXT = _glDeleteQueriesEXT; /** @suppress {duplicate } */ function _glDeleteRenderbuffers(n, renderbuffers) { for (var i = 0; i < n; i++) { var id = HEAP32[(((renderbuffers)+(i*4))>>2)]; var renderbuffer = GL.renderbuffers[id]; if (!renderbuffer) continue; // GL spec: "glDeleteRenderbuffers silently ignores 0s and names that do not correspond to existing renderbuffer objects". GLctx.deleteRenderbuffer(renderbuffer); renderbuffer.name = 0; GL.renderbuffers[id] = null; } } var _emscripten_glDeleteRenderbuffers = _glDeleteRenderbuffers; /** @suppress {duplicate } */ function _glDeleteSamplers(n, samplers) { for (var i = 0; i < n; i++) { var id = HEAP32[(((samplers)+(i*4))>>2)]; var sampler = GL.samplers[id]; if (!sampler) continue; GLctx.deleteSampler(sampler); sampler.name = 0; GL.samplers[id] = null; } } var _emscripten_glDeleteSamplers = _glDeleteSamplers; /** @suppress {duplicate } */ function _glDeleteShader(id) { if (!id) return; var shader = GL.shaders[id]; if (!shader) { // glDeleteShader actually signals an error when deleting a nonexisting object, unlike some other GL delete functions. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } GLctx.deleteShader(shader); GL.shaders[id] = null; } var _emscripten_glDeleteShader = _glDeleteShader; /** @suppress {duplicate } */ function _glDeleteSync(id) { if (!id) return; var sync = GL.syncs[id]; if (!sync) { // glDeleteSync signals an error when deleting a nonexisting object, unlike some other GL delete functions. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } GLctx.deleteSync(sync); sync.name = 0; GL.syncs[id] = null; } var _emscripten_glDeleteSync = _glDeleteSync; /** @suppress {duplicate } */ function _glDeleteTextures(n, textures) { for (var i = 0; i < n; i++) { var id = HEAP32[(((textures)+(i*4))>>2)]; var texture = GL.textures[id]; if (!texture) continue; // GL spec: "glDeleteTextures silently ignores 0s and names that do not correspond to existing textures". GLctx.deleteTexture(texture); texture.name = 0; GL.textures[id] = null; } } var _emscripten_glDeleteTextures = _glDeleteTextures; /** @suppress {duplicate } */ function _glDeleteTransformFeedbacks(n, ids) { for (var i = 0; i < n; i++) { var id = HEAP32[(((ids)+(i*4))>>2)]; var transformFeedback = GL.transformFeedbacks[id]; if (!transformFeedback) continue; // GL spec: "unused names in ids are ignored, as is the name zero." GLctx.deleteTransformFeedback(transformFeedback); transformFeedback.name = 0; GL.transformFeedbacks[id] = null; } } var _emscripten_glDeleteTransformFeedbacks = _glDeleteTransformFeedbacks; /** @suppress {duplicate } */ function _glDeleteVertexArrays(n, vaos) { for (var i = 0; i < n; i++) { var id = HEAP32[(((vaos)+(i*4))>>2)]; GLctx.deleteVertexArray(GL.vaos[id]); GL.vaos[id] = null; } } var _emscripten_glDeleteVertexArrays = _glDeleteVertexArrays; /** @suppress {duplicate } */ var _glDeleteVertexArraysOES = _glDeleteVertexArrays; var _emscripten_glDeleteVertexArraysOES = _glDeleteVertexArraysOES; /** @suppress {duplicate } */ function _glDepthFunc(x0) { GLctx.depthFunc(x0) } var _emscripten_glDepthFunc = _glDepthFunc; /** @suppress {duplicate } */ function _glDepthMask(flag) { GLctx.depthMask(!!flag); } var _emscripten_glDepthMask = _glDepthMask; /** @suppress {duplicate } */ function _glDepthRangef(x0, x1) { GLctx.depthRange(x0, x1) } var _emscripten_glDepthRangef = _glDepthRangef; /** @suppress {duplicate } */ function _glDetachShader(program, shader) { GLctx.detachShader(GL.programs[program], GL.shaders[shader]); } var _emscripten_glDetachShader = _glDetachShader; /** @suppress {duplicate } */ function _glDisable(x0) { GLctx.disable(x0) } var _emscripten_glDisable = _glDisable; /** @suppress {duplicate } */ function _glDisableVertexAttribArray(index) { GLctx.disableVertexAttribArray(index); } var _emscripten_glDisableVertexAttribArray = _glDisableVertexAttribArray; /** @suppress {duplicate } */ function _glDrawArrays(mode, first, count) { GLctx.drawArrays(mode, first, count); } var _emscripten_glDrawArrays = _glDrawArrays; /** @suppress {duplicate } */ function _glDrawArraysInstanced(mode, first, count, primcount) { GLctx.drawArraysInstanced(mode, first, count, primcount); } var _emscripten_glDrawArraysInstanced = _glDrawArraysInstanced; /** @suppress {duplicate } */ var _glDrawArraysInstancedANGLE = _glDrawArraysInstanced; var _emscripten_glDrawArraysInstancedANGLE = _glDrawArraysInstancedANGLE; /** @suppress {duplicate } */ var _glDrawArraysInstancedARB = _glDrawArraysInstanced; var _emscripten_glDrawArraysInstancedARB = _glDrawArraysInstancedARB; /** @suppress {duplicate } */ var _glDrawArraysInstancedEXT = _glDrawArraysInstanced; var _emscripten_glDrawArraysInstancedEXT = _glDrawArraysInstancedEXT; /** @suppress {duplicate } */ var _glDrawArraysInstancedNV = _glDrawArraysInstanced; var _emscripten_glDrawArraysInstancedNV = _glDrawArraysInstancedNV; var tempFixedLengthArray = []; /** @suppress {duplicate } */ function _glDrawBuffers(n, bufs) { var bufArray = tempFixedLengthArray[n]; for (var i = 0; i < n; i++) { bufArray[i] = HEAP32[(((bufs)+(i*4))>>2)]; } GLctx.drawBuffers(bufArray); } var _emscripten_glDrawBuffers = _glDrawBuffers; /** @suppress {duplicate } */ var _glDrawBuffersEXT = _glDrawBuffers; var _emscripten_glDrawBuffersEXT = _glDrawBuffersEXT; /** @suppress {duplicate } */ var _glDrawBuffersWEBGL = _glDrawBuffers; var _emscripten_glDrawBuffersWEBGL = _glDrawBuffersWEBGL; /** @suppress {duplicate } */ function _glDrawElements(mode, count, type, indices) { GLctx.drawElements(mode, count, type, indices); } var _emscripten_glDrawElements = _glDrawElements; /** @suppress {duplicate } */ function _glDrawElementsInstanced(mode, count, type, indices, primcount) { GLctx.drawElementsInstanced(mode, count, type, indices, primcount); } var _emscripten_glDrawElementsInstanced = _glDrawElementsInstanced; /** @suppress {duplicate } */ var _glDrawElementsInstancedANGLE = _glDrawElementsInstanced; var _emscripten_glDrawElementsInstancedANGLE = _glDrawElementsInstancedANGLE; /** @suppress {duplicate } */ var _glDrawElementsInstancedARB = _glDrawElementsInstanced; var _emscripten_glDrawElementsInstancedARB = _glDrawElementsInstancedARB; /** @suppress {duplicate } */ var _glDrawElementsInstancedEXT = _glDrawElementsInstanced; var _emscripten_glDrawElementsInstancedEXT = _glDrawElementsInstancedEXT; /** @suppress {duplicate } */ var _glDrawElementsInstancedNV = _glDrawElementsInstanced; var _emscripten_glDrawElementsInstancedNV = _glDrawElementsInstancedNV; /** @suppress {duplicate } */ function _glDrawRangeElements(mode, start, end, count, type, indices) { // TODO: This should be a trivial pass-though function registered at the bottom of this page as // glFuncs[6][1] += ' drawRangeElements'; // but due to https://bugzilla.mozilla.org/show_bug.cgi?id=1202427, // we work around by ignoring the range. _glDrawElements(mode, count, type, indices); } var _emscripten_glDrawRangeElements = _glDrawRangeElements; /** @suppress {duplicate } */ function _glEnable(x0) { GLctx.enable(x0) } var _emscripten_glEnable = _glEnable; /** @suppress {duplicate } */ function _glEnableVertexAttribArray(index) { GLctx.enableVertexAttribArray(index); } var _emscripten_glEnableVertexAttribArray = _glEnableVertexAttribArray; /** @suppress {duplicate } */ function _glEndQuery(x0) { GLctx.endQuery(x0) } var _emscripten_glEndQuery = _glEndQuery; /** @suppress {duplicate } */ function _glEndQueryEXT(target) { GLctx.disjointTimerQueryExt['endQueryEXT'](target); } var _emscripten_glEndQueryEXT = _glEndQueryEXT; /** @suppress {duplicate } */ function _glEndTransformFeedback() { GLctx.endTransformFeedback() } var _emscripten_glEndTransformFeedback = _glEndTransformFeedback; /** @suppress {duplicate } */ function _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; // Failed to create a sync object } var _emscripten_glFenceSync = _glFenceSync; /** @suppress {duplicate } */ function _glFinish() { GLctx.finish() } var _emscripten_glFinish = _glFinish; /** @suppress {duplicate } */ function _glFlush() { GLctx.flush() } var _emscripten_glFlush = _glFlush; /** @suppress {duplicate } */ function _glFramebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer) { GLctx.framebufferRenderbuffer(target, attachment, renderbuffertarget, GL.renderbuffers[renderbuffer]); } var _emscripten_glFramebufferRenderbuffer = _glFramebufferRenderbuffer; /** @suppress {duplicate } */ function _glFramebufferTexture2D(target, attachment, textarget, texture, level) { GLctx.framebufferTexture2D(target, attachment, textarget, GL.textures[texture], level); } var _emscripten_glFramebufferTexture2D = _glFramebufferTexture2D; /** @suppress {duplicate } */ function _glFramebufferTextureLayer(target, attachment, texture, level, layer) { GLctx.framebufferTextureLayer(target, attachment, GL.textures[texture], level, layer); } var _emscripten_glFramebufferTextureLayer = _glFramebufferTextureLayer; /** @suppress {duplicate } */ function _glFrontFace(x0) { GLctx.frontFace(x0) } var _emscripten_glFrontFace = _glFrontFace; function __glGenObject(n, buffers, createFunction, objectTable ) { for (var i = 0; i < n; i++) { var buffer = GLctx[createFunction](); var id = buffer && GL.getNewId(objectTable); if (buffer) { buffer.name = id; objectTable[id] = buffer; } else { GL.recordError(0x502 /* GL_INVALID_OPERATION */); } HEAP32[(((buffers)+(i*4))>>2)] = id; } } /** @suppress {duplicate } */ function _glGenBuffers(n, buffers) { __glGenObject(n, buffers, 'createBuffer', GL.buffers ); } var _emscripten_glGenBuffers = _glGenBuffers; /** @suppress {duplicate } */ function _glGenFramebuffers(n, ids) { __glGenObject(n, ids, 'createFramebuffer', GL.framebuffers ); } var _emscripten_glGenFramebuffers = _glGenFramebuffers; /** @suppress {duplicate } */ function _glGenQueries(n, ids) { __glGenObject(n, ids, 'createQuery', GL.queries ); } var _emscripten_glGenQueries = _glGenQueries; /** @suppress {duplicate } */ function _glGenQueriesEXT(n, ids) { for (var i = 0; i < n; i++) { var query = GLctx.disjointTimerQueryExt['createQueryEXT'](); if (!query) { GL.recordError(0x502 /* GL_INVALID_OPERATION */); while (i < n) HEAP32[(((ids)+(i++*4))>>2)] = 0; return; } var id = GL.getNewId(GL.queries); query.name = id; GL.queries[id] = query; HEAP32[(((ids)+(i*4))>>2)] = id; } } var _emscripten_glGenQueriesEXT = _glGenQueriesEXT; /** @suppress {duplicate } */ function _glGenRenderbuffers(n, renderbuffers) { __glGenObject(n, renderbuffers, 'createRenderbuffer', GL.renderbuffers ); } var _emscripten_glGenRenderbuffers = _glGenRenderbuffers; /** @suppress {duplicate } */ function _glGenSamplers(n, samplers) { __glGenObject(n, samplers, 'createSampler', GL.samplers ); } var _emscripten_glGenSamplers = _glGenSamplers; /** @suppress {duplicate } */ function _glGenTextures(n, textures) { __glGenObject(n, textures, 'createTexture', GL.textures ); } var _emscripten_glGenTextures = _glGenTextures; /** @suppress {duplicate } */ function _glGenTransformFeedbacks(n, ids) { __glGenObject(n, ids, 'createTransformFeedback', GL.transformFeedbacks ); } var _emscripten_glGenTransformFeedbacks = _glGenTransformFeedbacks; /** @suppress {duplicate } */ function _glGenVertexArrays(n, arrays) { __glGenObject(n, arrays, 'createVertexArray', GL.vaos ); } var _emscripten_glGenVertexArrays = _glGenVertexArrays; /** @suppress {duplicate } */ var _glGenVertexArraysOES = _glGenVertexArrays; var _emscripten_glGenVertexArraysOES = _glGenVertexArraysOES; /** @suppress {duplicate } */ function _glGenerateMipmap(x0) { GLctx.generateMipmap(x0) } var _emscripten_glGenerateMipmap = _glGenerateMipmap; function __glGetActiveAttribOrUniform(funcName, program, index, bufSize, length, size, type, name) { program = GL.programs[program]; var info = GLctx[funcName](program, index); if (info) { // If an error occurs, nothing will be written to length, size and type and name. 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; } } /** @suppress {duplicate } */ function _glGetActiveAttrib(program, index, bufSize, length, size, type, name) { __glGetActiveAttribOrUniform('getActiveAttrib', program, index, bufSize, length, size, type, name); } var _emscripten_glGetActiveAttrib = _glGetActiveAttrib; /** @suppress {duplicate } */ function _glGetActiveUniform(program, index, bufSize, length, size, type, name) { __glGetActiveAttribOrUniform('getActiveUniform', program, index, bufSize, length, size, type, name); } var _emscripten_glGetActiveUniform = _glGetActiveUniform; /** @suppress {duplicate } */ function _glGetActiveUniformBlockName(program, uniformBlockIndex, bufSize, length, uniformBlockName) { program = GL.programs[program]; var result = GLctx.getActiveUniformBlockName(program, uniformBlockIndex); if (!result) return; // If an error occurs, nothing will be written to uniformBlockName or length. if (uniformBlockName && bufSize > 0) { var numBytesWrittenExclNull = stringToUTF8(result, uniformBlockName, bufSize); if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull; } else { if (length) HEAP32[((length)>>2)] = 0; } } var _emscripten_glGetActiveUniformBlockName = _glGetActiveUniformBlockName; /** @suppress {duplicate } */ function _glGetActiveUniformBlockiv(program, uniformBlockIndex, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if params == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } program = GL.programs[program]; if (pname == 0x8A41 /* GL_UNIFORM_BLOCK_NAME_LENGTH */) { 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 an error occurs, nothing should be written to params. if (pname == 0x8A43 /*GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES*/) { for (var i = 0; i < result.length; i++) { HEAP32[(((params)+(i*4))>>2)] = result[i]; } } else { HEAP32[((params)>>2)] = result; } } var _emscripten_glGetActiveUniformBlockiv = _glGetActiveUniformBlockiv; /** @suppress {duplicate } */ function _glGetActiveUniformsiv(program, uniformCount, uniformIndices, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if params == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (uniformCount > 0 && uniformIndices == 0) { GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } program = GL.programs[program]; var ids = []; for (var i = 0; i < uniformCount; i++) { ids.push(HEAP32[(((uniformIndices)+(i*4))>>2)]); } var result = GLctx.getActiveUniforms(program, ids, pname); if (!result) return; // GL spec: If an error is generated, nothing is written out to params. var len = result.length; for (var i = 0; i < len; i++) { HEAP32[(((params)+(i*4))>>2)] = result[i]; } } var _emscripten_glGetActiveUniformsiv = _glGetActiveUniformsiv; /** @suppress {duplicate } */ function _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 < len; ++i) { var id = GL.shaders.indexOf(result[i]); HEAP32[(((shaders)+(i*4))>>2)] = id; } } var _emscripten_glGetAttachedShaders = _glGetAttachedShaders; /** @suppress {duplicate } */ function _glGetAttribLocation(program, name) { return GLctx.getAttribLocation(GL.programs[program], UTF8ToString(name)); } var _emscripten_glGetAttribLocation = _glGetAttribLocation; function readI53FromI64(ptr) { return HEAPU32[ptr>>2] + HEAP32[ptr+4>>2] * 4294967296; } function readI53FromU64(ptr) { return HEAPU32[ptr>>2] + HEAPU32[ptr+4>>2] * 4294967296; } function writeI53ToI64(ptr, num) { HEAPU32[ptr>>2] = num; HEAPU32[ptr+4>>2] = (num - HEAPU32[ptr>>2])/4294967296; var deserialized = (num >= 0) ? readI53FromU64(ptr) : readI53FromI64(ptr); if (deserialized != num) warnOnce('writeI53ToI64() out of range: serialized JS Number ' + num + ' to Wasm heap as bytes lo=' + ptrToString(HEAPU32[ptr>>2]) + ', hi=' + ptrToString(HEAPU32[ptr+4>>2]) + ', which deserializes back to ' + deserialized + ' instead!'); } function emscriptenWebGLGet(name_, p, type) { // Guard against user passing a null pointer. // Note that GLES2 spec does not say anything about how passing a null pointer should be treated. // Testing on desktop core GL 3, the application crashes on glGetIntegerv to a null pointer, but // better to report an error instead of doing anything random. if (!p) { GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } var ret = undefined; switch (name_) { // Handle a few trivial GLES values case 0x8DFA: // GL_SHADER_COMPILER ret = 1; break; case 0x8DF8: // GL_SHADER_BINARY_FORMATS if (type != 0 && type != 1) { GL.recordError(0x500); // GL_INVALID_ENUM } return; // Do not write anything to the out pointer, since no binary formats are supported. case 0x87FE: // GL_NUM_PROGRAM_BINARY_FORMATS case 0x8DF9: // GL_NUM_SHADER_BINARY_FORMATS ret = 0; break; case 0x86A2: // GL_NUM_COMPRESSED_TEXTURE_FORMATS // WebGL doesn't have GL_NUM_COMPRESSED_TEXTURE_FORMATS (it's obsolete since GL_COMPRESSED_TEXTURE_FORMATS returns a JS array that can be queried for length), // so implement it ourselves to allow C++ GLES2 code get the length. var formats = GLctx.getParameter(0x86A3 /*GL_COMPRESSED_TEXTURE_FORMATS*/); ret = formats ? formats.length : 0; break; case 0x821D: // GL_NUM_EXTENSIONS if (GL.currentContext.version < 2) { GL.recordError(0x502 /* GL_INVALID_OPERATION */); // Calling GLES3/WebGL2 function with a GLES2/WebGL1 context return; } // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. var exts = GLctx.getSupportedExtensions() || []; ret = 2 * exts.length; // each extension is duplicated, first in unprefixed WebGL form, and then a second time with "GL_" prefix. break; case 0x821B: // GL_MAJOR_VERSION case 0x821C: // GL_MINOR_VERSION if (GL.currentContext.version < 2) { GL.recordError(0x500); // GL_INVALID_ENUM return; } ret = name_ == 0x821B ? 3 : 0; // return version 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(0x500); // GL_INVALID_ENUM return; case "object": if (result === null) { // null is a valid result for some (e.g., which buffer is bound - perhaps nothing is bound), but otherwise // can mean an invalid name_, which we need to report as an error switch (name_) { case 0x8894: // ARRAY_BUFFER_BINDING case 0x8B8D: // CURRENT_PROGRAM case 0x8895: // ELEMENT_ARRAY_BUFFER_BINDING case 0x8CA6: // FRAMEBUFFER_BINDING or DRAW_FRAMEBUFFER_BINDING case 0x8CA7: // RENDERBUFFER_BINDING case 0x8069: // TEXTURE_BINDING_2D case 0x85B5: // WebGL 2 GL_VERTEX_ARRAY_BINDING, or WebGL 1 extension OES_vertex_array_object GL_VERTEX_ARRAY_BINDING_OES case 0x8F36: // COPY_READ_BUFFER_BINDING or COPY_READ_BUFFER case 0x8F37: // COPY_WRITE_BUFFER_BINDING or COPY_WRITE_BUFFER case 0x88ED: // PIXEL_PACK_BUFFER_BINDING case 0x88EF: // PIXEL_UNPACK_BUFFER_BINDING case 0x8CAA: // READ_FRAMEBUFFER_BINDING case 0x8919: // SAMPLER_BINDING case 0x8C1D: // TEXTURE_BINDING_2D_ARRAY case 0x806A: // TEXTURE_BINDING_3D case 0x8E25: // TRANSFORM_FEEDBACK_BINDING case 0x8C8F: // TRANSFORM_FEEDBACK_BUFFER_BINDING case 0x8A28: // UNIFORM_BUFFER_BINDING case 0x8514: { // TEXTURE_BINDING_CUBE_MAP ret = 0; break; } default: { GL.recordError(0x500); // GL_INVALID_ENUM return; } } } else if (result instanceof Float32Array || result instanceof Uint32Array || result instanceof Int32Array || result instanceof Array) { for (var i = 0; i < result.length; ++i) { switch (type) { case 0: HEAP32[(((p)+(i*4))>>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(0x500); // GL_INVALID_ENUM err('GL_INVALID_ENUM in glGet' + type + 'v: Unknown object returned from WebGL getParameter(' + name_ + ')! (error: ' + e + ')'); return; } } break; default: GL.recordError(0x500); // GL_INVALID_ENUM 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; } } /** @suppress {duplicate } */ function _glGetBooleanv(name_, p) { emscriptenWebGLGet(name_, p, 4); } var _emscripten_glGetBooleanv = _glGetBooleanv; /** @suppress {duplicate } */ function _glGetBufferParameteri64v(target, value, data) { if (!data) { // GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense // if data == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } writeI53ToI64(data, GLctx.getBufferParameter(target, value)); } var _emscripten_glGetBufferParameteri64v = _glGetBufferParameteri64v; /** @suppress {duplicate } */ function _glGetBufferParameteriv(target, value, data) { if (!data) { // GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense // if data == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((data)>>2)] = GLctx.getBufferParameter(target, value); } var _emscripten_glGetBufferParameteriv = _glGetBufferParameteriv; /** @suppress {duplicate } */ function _glGetError() { var error = GLctx.getError() || GL.lastError; GL.lastError = 0/*GL_NO_ERROR*/; return error; } var _emscripten_glGetError = _glGetError; /** @suppress {duplicate } */ function _glGetFloatv(name_, p) { emscriptenWebGLGet(name_, p, 2); } var _emscripten_glGetFloatv = _glGetFloatv; /** @suppress {duplicate } */ function _glGetFragDataLocation(program, name) { return GLctx.getFragDataLocation(GL.programs[program], UTF8ToString(name)); } var _emscripten_glGetFragDataLocation = _glGetFragDataLocation; /** @suppress {duplicate } */ function _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; } var _emscripten_glGetFramebufferAttachmentParameteriv = _glGetFramebufferAttachmentParameteriv; function emscriptenWebGLGetIndexed(target, index, data, type) { if (!data) { // GLES2 specification does not specify how to behave if data is a null pointer. Since calling this function does not make sense // if data == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); 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 0x8C8F: // TRANSFORM_FEEDBACK_BUFFER_BINDING case 0x8A28: // UNIFORM_BUFFER_BINDING ret = 0; break; default: { GL.recordError(0x500); // GL_INVALID_ENUM return; } } } else if (result instanceof WebGLBuffer) { ret = result.name | 0; } else { GL.recordError(0x500); // GL_INVALID_ENUM return; } break; default: GL.recordError(0x500); // GL_INVALID_ENUM 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; } } /** @suppress {duplicate } */ function _glGetInteger64i_v(target, index, data) { emscriptenWebGLGetIndexed(target, index, data, 1); } var _emscripten_glGetInteger64i_v = _glGetInteger64i_v; /** @suppress {duplicate } */ function _glGetInteger64v(name_, p) { emscriptenWebGLGet(name_, p, 1); } var _emscripten_glGetInteger64v = _glGetInteger64v; /** @suppress {duplicate } */ function _glGetIntegeri_v(target, index, data) { emscriptenWebGLGetIndexed(target, index, data, 0); } var _emscripten_glGetIntegeri_v = _glGetIntegeri_v; /** @suppress {duplicate } */ function _glGetIntegerv(name_, p) { emscriptenWebGLGet(name_, p, 0); } var _emscripten_glGetIntegerv = _glGetIntegerv; /** @suppress {duplicate } */ function _glGetInternalformativ(target, internalformat, pname, bufSize, params) { if (bufSize < 0) { GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (!params) { // GLES3 specification does not specify how to behave if values is a null pointer. Since calling this function does not make sense // if values == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } var ret = GLctx.getInternalformatParameter(target, internalformat, pname); if (ret === null) return; for (var i = 0; i < ret.length && i < bufSize; ++i) { HEAP32[(((params)+(i*4))>>2)] = ret[i]; } } var _emscripten_glGetInternalformativ = _glGetInternalformativ; /** @suppress {duplicate } */ function _glGetProgramBinary(program, bufSize, length, binaryFormat, binary) { GL.recordError(0x502/*GL_INVALID_OPERATION*/); } var _emscripten_glGetProgramBinary = _glGetProgramBinary; /** @suppress {duplicate } */ function _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; } var _emscripten_glGetProgramInfoLog = _glGetProgramInfoLog; /** @suppress {duplicate } */ function _glGetProgramiv(program, pname, p) { if (!p) { // GLES2 specification does not specify how to behave if p is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (program >= GL.counter) { GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } program = GL.programs[program]; if (pname == 0x8B84) { // GL_INFO_LOG_LENGTH var log = GLctx.getProgramInfoLog(program); if (log === null) log = '(unknown error)'; HEAP32[((p)>>2)] = log.length + 1; } else if (pname == 0x8B87 /* GL_ACTIVE_UNIFORM_MAX_LENGTH */) { if (!program.maxUniformLength) { for (var i = 0; i < GLctx.getProgramParameter(program, 0x8B86/*GL_ACTIVE_UNIFORMS*/); ++i) { program.maxUniformLength = Math.max(program.maxUniformLength, GLctx.getActiveUniform(program, i).name.length+1); } } HEAP32[((p)>>2)] = program.maxUniformLength; } else if (pname == 0x8B8A /* GL_ACTIVE_ATTRIBUTE_MAX_LENGTH */) { if (!program.maxAttributeLength) { for (var i = 0; i < GLctx.getProgramParameter(program, 0x8B89/*GL_ACTIVE_ATTRIBUTES*/); ++i) { program.maxAttributeLength = Math.max(program.maxAttributeLength, GLctx.getActiveAttrib(program, i).name.length+1); } } HEAP32[((p)>>2)] = program.maxAttributeLength; } else if (pname == 0x8A35 /* GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH */) { if (!program.maxUniformBlockNameLength) { for (var i = 0; i < GLctx.getProgramParameter(program, 0x8A36/*GL_ACTIVE_UNIFORM_BLOCKS*/); ++i) { program.maxUniformBlockNameLength = Math.max(program.maxUniformBlockNameLength, GLctx.getActiveUniformBlockName(program, i).length+1); } } HEAP32[((p)>>2)] = program.maxUniformBlockNameLength; } else { HEAP32[((p)>>2)] = GLctx.getProgramParameter(program, pname); } } var _emscripten_glGetProgramiv = _glGetProgramiv; /** @suppress {duplicate } */ function _glGetQueryObjecti64vEXT(id, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); 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); } var _emscripten_glGetQueryObjecti64vEXT = _glGetQueryObjecti64vEXT; /** @suppress {duplicate } */ function _glGetQueryObjectivEXT(id, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); 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; } var _emscripten_glGetQueryObjectivEXT = _glGetQueryObjectivEXT; /** @suppress {duplicate } */ var _glGetQueryObjectui64vEXT = _glGetQueryObjecti64vEXT; var _emscripten_glGetQueryObjectui64vEXT = _glGetQueryObjectui64vEXT; /** @suppress {duplicate } */ function _glGetQueryObjectuiv(id, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); 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; } var _emscripten_glGetQueryObjectuiv = _glGetQueryObjectuiv; /** @suppress {duplicate } */ var _glGetQueryObjectuivEXT = _glGetQueryObjectivEXT; var _emscripten_glGetQueryObjectuivEXT = _glGetQueryObjectuivEXT; /** @suppress {duplicate } */ function _glGetQueryiv(target, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((params)>>2)] = GLctx.getQuery(target, pname); } var _emscripten_glGetQueryiv = _glGetQueryiv; /** @suppress {duplicate } */ function _glGetQueryivEXT(target, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((params)>>2)] = GLctx.disjointTimerQueryExt['getQueryEXT'](target, pname); } var _emscripten_glGetQueryivEXT = _glGetQueryivEXT; /** @suppress {duplicate } */ function _glGetRenderbufferParameteriv(target, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if params == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((params)>>2)] = GLctx.getRenderbufferParameter(target, pname); } var _emscripten_glGetRenderbufferParameteriv = _glGetRenderbufferParameteriv; /** @suppress {duplicate } */ function _glGetSamplerParameterfv(sampler, pname, params) { if (!params) { // GLES3 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAPF32[((params)>>2)] = GLctx.getSamplerParameter(GL.samplers[sampler], pname); } var _emscripten_glGetSamplerParameterfv = _glGetSamplerParameterfv; /** @suppress {duplicate } */ function _glGetSamplerParameteriv(sampler, pname, params) { if (!params) { // GLES3 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((params)>>2)] = GLctx.getSamplerParameter(GL.samplers[sampler], pname); } var _emscripten_glGetSamplerParameteriv = _glGetSamplerParameteriv; /** @suppress {duplicate } */ 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; } var _emscripten_glGetShaderInfoLog = _glGetShaderInfoLog; /** @suppress {duplicate } */ function _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; } var _emscripten_glGetShaderPrecisionFormat = _glGetShaderPrecisionFormat; /** @suppress {duplicate } */ function _glGetShaderSource(shader, bufSize, length, source) { var result = GLctx.getShaderSource(GL.shaders[shader]); if (!result) return; // If an error occurs, nothing will be written to length or source. var numBytesWrittenExclNull = (bufSize > 0 && source) ? stringToUTF8(result, source, bufSize) : 0; if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull; } var _emscripten_glGetShaderSource = _glGetShaderSource; /** @suppress {duplicate } */ function _glGetShaderiv(shader, pname, p) { if (!p) { // GLES2 specification does not specify how to behave if p is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (pname == 0x8B84) { // GL_INFO_LOG_LENGTH var log = GLctx.getShaderInfoLog(GL.shaders[shader]); if (log === null) log = '(unknown error)'; // The GLES2 specification says that if the shader has an empty info log, // a value of 0 is returned. Otherwise the log has a null char appended. // (An empty string is falsey, so we can just check that instead of // looking at log.length.) var logLength = log ? log.length + 1 : 0; HEAP32[((p)>>2)] = logLength; } else if (pname == 0x8B88) { // GL_SHADER_SOURCE_LENGTH var source = GLctx.getShaderSource(GL.shaders[shader]); // source may be a null, or the empty string, both of which are falsey // values that we report a 0 length for. var sourceLength = source ? source.length + 1 : 0; HEAP32[((p)>>2)] = sourceLength; } else { HEAP32[((p)>>2)] = GLctx.getShaderParameter(GL.shaders[shader], pname); } } var _emscripten_glGetShaderiv = _glGetShaderiv; /** @suppress {duplicate } */ function _glGetString(name_) { var ret = GL.stringCache[name_]; if (!ret) { switch (name_) { case 0x1F03 /* GL_EXTENSIONS */: var exts = GLctx.getSupportedExtensions() || []; // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. exts = exts.concat(exts.map(function(e) { return "GL_" + e; })); ret = stringToNewUTF8(exts.join(' ')); break; case 0x1F00 /* GL_VENDOR */: case 0x1F01 /* GL_RENDERER */: case 0x9245 /* UNMASKED_VENDOR_WEBGL */: case 0x9246 /* UNMASKED_RENDERER_WEBGL */: var s = GLctx.getParameter(name_); if (!s) { GL.recordError(0x500/*GL_INVALID_ENUM*/); } ret = s && stringToNewUTF8(s); break; case 0x1F02 /* GL_VERSION */: var glVersion = GLctx.getParameter(0x1F02 /*GL_VERSION*/); // return GLES version string corresponding to the version of the WebGL context if (true) glVersion = 'OpenGL ES 3.0 (' + glVersion + ')'; else { glVersion = 'OpenGL ES 2.0 (' + glVersion + ')'; } ret = stringToNewUTF8(glVersion); break; case 0x8B8C /* GL_SHADING_LANGUAGE_VERSION */: var glslVersion = GLctx.getParameter(0x8B8C /*GL_SHADING_LANGUAGE_VERSION*/); // extract the version number 'N.M' from the string 'WebGL GLSL ES N.M ...' 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'; // ensure minor version has 2 digits glslVersion = 'OpenGL ES GLSL ES ' + ver_num[1] + ' (' + glslVersion + ')'; } ret = stringToNewUTF8(glslVersion); break; default: GL.recordError(0x500/*GL_INVALID_ENUM*/); // fall through } GL.stringCache[name_] = ret; } return ret; } var _emscripten_glGetString = _glGetString; /** @suppress {duplicate } */ function _glGetStringi(name, index) { if (GL.currentContext.version < 2) { GL.recordError(0x502 /* GL_INVALID_OPERATION */); // Calling GLES3/WebGL2 function with a GLES2/WebGL1 context return 0; } var stringiCache = GL.stringiCache[name]; if (stringiCache) { if (index < 0 || index >= stringiCache.length) { GL.recordError(0x501/*GL_INVALID_VALUE*/); return 0; } return stringiCache[index]; } switch (name) { case 0x1F03 /* GL_EXTENSIONS */: var exts = GLctx.getSupportedExtensions() || []; // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. 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(0x501/*GL_INVALID_VALUE*/); return 0; } return stringiCache[index]; default: GL.recordError(0x500/*GL_INVALID_ENUM*/); return 0; } } var _emscripten_glGetStringi = _glGetStringi; /** @suppress {duplicate } */ function _glGetSynciv(sync, pname, bufSize, length, values) { if (bufSize < 0) { // GLES3 specification does not specify how to behave if bufSize < 0, however in the spec wording for glGetInternalformativ, it does say that GL_INVALID_VALUE should be raised, // so raise GL_INVALID_VALUE here as well. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (!values) { // GLES3 specification does not specify how to behave if values is a null pointer. Since calling this function does not make sense // if values == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } var ret = GLctx.getSyncParameter(GL.syncs[sync], pname); if (ret !== null) { HEAP32[((values)>>2)] = ret; if (length) HEAP32[((length)>>2)] = 1; // Report a single value outputted. } } var _emscripten_glGetSynciv = _glGetSynciv; /** @suppress {duplicate } */ function _glGetTexParameterfv(target, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAPF32[((params)>>2)] = GLctx.getTexParameter(target, pname); } var _emscripten_glGetTexParameterfv = _glGetTexParameterfv; /** @suppress {duplicate } */ function _glGetTexParameteriv(target, pname, params) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if p == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((params)>>2)] = GLctx.getTexParameter(target, pname); } var _emscripten_glGetTexParameteriv = _glGetTexParameteriv; /** @suppress {duplicate } */ function _glGetTransformFeedbackVarying(program, index, bufSize, length, size, type, name) { program = GL.programs[program]; var info = GLctx.getTransformFeedbackVarying(program, index); if (!info) return; // If an error occurred, the return parameters length, size, type and name will be unmodified. 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; } var _emscripten_glGetTransformFeedbackVarying = _glGetTransformFeedbackVarying; /** @suppress {duplicate } */ function _glGetUniformBlockIndex(program, uniformBlockName) { return GLctx.getUniformBlockIndex(GL.programs[program], UTF8ToString(uniformBlockName)); } var _emscripten_glGetUniformBlockIndex = _glGetUniformBlockIndex; /** @suppress {duplicate } */ function _glGetUniformIndices(program, uniformCount, uniformNames, uniformIndices) { if (!uniformIndices) { // GLES2 specification does not specify how to behave if uniformIndices is a null pointer. Since calling this function does not make sense // if uniformIndices == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } if (uniformCount > 0 && (uniformNames == 0 || uniformIndices == 0)) { GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } program = GL.programs[program]; var names = []; for (var i = 0; i < uniformCount; i++) names.push(UTF8ToString(HEAP32[(((uniformNames)+(i*4))>>2)])); var result = GLctx.getUniformIndices(program, names); if (!result) return; // GL spec: If an error is generated, nothing is written out to uniformIndices. var len = result.length; for (var i = 0; i < len; i++) { HEAP32[(((uniformIndices)+(i*4))>>2)] = result[i]; } } var _emscripten_glGetUniformIndices = _glGetUniformIndices; /** @suppress {checkTypes} */ function jstoi_q(str) { return parseInt(str); } /** @noinline */ function webglGetLeftBracePos(name) { return name.slice(-1) == ']' && name.lastIndexOf('['); } function webglPrepareUniformLocationsBeforeFirstUse(program) { var uniformLocsById = program.uniformLocsById, // Maps GLuint -> WebGLUniformLocation uniformSizeAndIdsByName = program.uniformSizeAndIdsByName, // Maps name -> [uniform array length, GLuint] i, j; // On the first time invocation of glGetUniformLocation on this shader program: // initialize cache data structures and discover which uniforms are arrays. if (!uniformLocsById) { // maps GLint integer locations to WebGLUniformLocations program.uniformLocsById = uniformLocsById = {}; // maps integer locations back to uniform name strings, so that we can lazily fetch uniform array locations program.uniformArrayNamesById = {}; for (i = 0; i < GLctx.getProgramParameter(program, 0x8B86/*GL_ACTIVE_UNIFORMS*/); ++i) { var u = GLctx.getActiveUniform(program, i); var nm = u.name; var sz = u.size; var lb = webglGetLeftBracePos(nm); var arrayName = lb > 0 ? nm.slice(0, lb) : nm; // Assign a new location. var id = program.uniformIdCounter; program.uniformIdCounter += sz; // Eagerly get the location of the uniformArray[0] base element. // The remaining indices >0 will be left for lazy evaluation to // improve performance. Those may never be needed to fetch, if the // application fills arrays always in full starting from the first // element of the array. uniformSizeAndIdsByName[arrayName] = [sz, id]; // Store placeholder integers in place that highlight that these // >0 index locations are array indices pending population. for(j = 0; j < sz; ++j) { uniformLocsById[id] = j; program.uniformArrayNamesById[id++] = arrayName; } } } } /** @suppress {duplicate } */ function _glGetUniformLocation(program, name) { name = UTF8ToString(name); if (program = GL.programs[program]) { webglPrepareUniformLocationsBeforeFirstUse(program); var uniformLocsById = program.uniformLocsById; // Maps GLuint -> WebGLUniformLocation var arrayIndex = 0; var uniformBaseName = name; // Invariant: when populating integer IDs for uniform locations, we must maintain the precondition that // arrays reside in contiguous addresses, i.e. for a 'vec4 colors[10];', colors[4] must be at location colors[0]+4. // However, user might call glGetUniformLocation(program, "colors") for an array, so we cannot discover based on the user // input arguments whether the uniform we are dealing with is an array. The only way to discover which uniforms are arrays // is to enumerate over all the active uniforms in the program. var leftBrace = webglGetLeftBracePos(name); // If user passed an array accessor "[index]", parse the array index off the accessor. if (leftBrace > 0) { arrayIndex = jstoi_q(name.slice(leftBrace + 1)) >>> 0; // "index]", coerce parseInt(']') with >>>0 to treat "foo[]" as "foo[0]" and foo[-1] as unsigned out-of-bounds. uniformBaseName = name.slice(0, leftBrace); } // Have we cached the location of this uniform before? var sizeAndId = program.uniformSizeAndIdsByName[uniformBaseName]; // A pair [array length, GLint of the uniform location] // If an uniform with this name exists, and if its index is within the array limits (if it's even an array), // query the WebGLlocation, or return an existing cached location. if (sizeAndId && arrayIndex < sizeAndId[0]) { arrayIndex += sizeAndId[1]; // Add the base location of the uniform to the array index offset. if ((uniformLocsById[arrayIndex] = uniformLocsById[arrayIndex] || GLctx.getUniformLocation(program, name))) { return arrayIndex; } } } else { // N.b. we are currently unable to distinguish between GL program IDs that never existed vs GL program IDs that have been deleted, // so report GL_INVALID_VALUE in both cases. GL.recordError(0x501 /* GL_INVALID_VALUE */); } return -1; } var _emscripten_glGetUniformLocation = _glGetUniformLocation; function webglGetUniformLocation(location) { var p = GLctx.currentProgram; if (p) { var webglLoc = p.uniformLocsById[location]; // p.uniformLocsById[location] stores either an integer, or a WebGLUniformLocation. // If an integer, we have not yet bound the location, so do it now. The integer value specifies the array index // we should bind to. if (typeof webglLoc == 'number') { p.uniformLocsById[location] = webglLoc = GLctx.getUniformLocation(p, p.uniformArrayNamesById[location] + (webglLoc > 0 ? '[' + webglLoc + ']' : '')); } // Else an already cached WebGLUniformLocation, return it. return webglLoc; } else { GL.recordError(0x502/*GL_INVALID_OPERATION*/); } } /** @suppress{checkTypes} */ function emscriptenWebGLGetUniform(program, location, params, type) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if params == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); 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 < data.length; i++) { switch (type) { case 0: HEAP32[(((params)+(i*4))>>2)] = data[i]; break; case 2: HEAPF32[(((params)+(i*4))>>2)] = data[i]; break; } } } } /** @suppress {duplicate } */ function _glGetUniformfv(program, location, params) { emscriptenWebGLGetUniform(program, location, params, 2); } var _emscripten_glGetUniformfv = _glGetUniformfv; /** @suppress {duplicate } */ function _glGetUniformiv(program, location, params) { emscriptenWebGLGetUniform(program, location, params, 0); } var _emscripten_glGetUniformiv = _glGetUniformiv; /** @suppress {duplicate } */ function _glGetUniformuiv(program, location, params) { emscriptenWebGLGetUniform(program, location, params, 0); } var _emscripten_glGetUniformuiv = _glGetUniformuiv; /** @suppress{checkTypes} */ function emscriptenWebGLGetVertexAttrib(index, pname, params, type) { if (!params) { // GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense // if params == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } var data = GLctx.getVertexAttrib(index, pname); if (pname == 0x889F/*VERTEX_ATTRIB_ARRAY_BUFFER_BINDING*/) { 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 < data.length; i++) { switch (type) { case 0: HEAP32[(((params)+(i*4))>>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; } } } } /** @suppress {duplicate } */ function _glGetVertexAttribIiv(index, pname, params) { // N.B. This function may only be called if the vertex attribute was specified using the function glVertexAttribI4iv(), // otherwise the results are undefined. (GLES3 spec 6.1.12) emscriptenWebGLGetVertexAttrib(index, pname, params, 0); } var _emscripten_glGetVertexAttribIiv = _glGetVertexAttribIiv; /** @suppress {duplicate } */ var _glGetVertexAttribIuiv = _glGetVertexAttribIiv; var _emscripten_glGetVertexAttribIuiv = _glGetVertexAttribIuiv; /** @suppress {duplicate } */ function _glGetVertexAttribPointerv(index, pname, pointer) { if (!pointer) { // GLES2 specification does not specify how to behave if pointer is a null pointer. Since calling this function does not make sense // if pointer == null, issue a GL error to notify user about it. GL.recordError(0x501 /* GL_INVALID_VALUE */); return; } HEAP32[((pointer)>>2)] = GLctx.getVertexAttribOffset(index, pname); } var _emscripten_glGetVertexAttribPointerv = _glGetVertexAttribPointerv; /** @suppress {duplicate } */ function _glGetVertexAttribfv(index, pname, params) { // N.B. This function may only be called if the vertex attribute was specified using the function glVertexAttrib*f(), // otherwise the results are undefined. (GLES3 spec 6.1.12) emscriptenWebGLGetVertexAttrib(index, pname, params, 2); } var _emscripten_glGetVertexAttribfv = _glGetVertexAttribfv; /** @suppress {duplicate } */ function _glGetVertexAttribiv(index, pname, params) { // N.B. This function may only be called if the vertex attribute was specified using the function glVertexAttrib*f(), // otherwise the results are undefined. (GLES3 spec 6.1.12) emscriptenWebGLGetVertexAttrib(index, pname, params, 5); } var _emscripten_glGetVertexAttribiv = _glGetVertexAttribiv; /** @suppress {duplicate } */ function _glHint(x0, x1) { GLctx.hint(x0, x1) } var _emscripten_glHint = _glHint; /** @suppress {duplicate } */ function _glInvalidateFramebuffer(target, numAttachments, attachments) { var list = tempFixedLengthArray[numAttachments]; for (var i = 0; i < numAttachments; i++) { list[i] = HEAP32[(((attachments)+(i*4))>>2)]; } GLctx.invalidateFramebuffer(target, list); } var _emscripten_glInvalidateFramebuffer = _glInvalidateFramebuffer; /** @suppress {duplicate } */ function _glInvalidateSubFramebuffer(target, numAttachments, attachments, x, y, width, height) { var list = tempFixedLengthArray[numAttachments]; for (var i = 0; i < numAttachments; i++) { list[i] = HEAP32[(((attachments)+(i*4))>>2)]; } GLctx.invalidateSubFramebuffer(target, list, x, y, width, height); } var _emscripten_glInvalidateSubFramebuffer = _glInvalidateSubFramebuffer; /** @suppress {duplicate } */ function _glIsBuffer(buffer) { var b = GL.buffers[buffer]; if (!b) return 0; return GLctx.isBuffer(b); } var _emscripten_glIsBuffer = _glIsBuffer; /** @suppress {duplicate } */ function _glIsEnabled(x0) { return GLctx.isEnabled(x0) } var _emscripten_glIsEnabled = _glIsEnabled; /** @suppress {duplicate } */ function _glIsFramebuffer(framebuffer) { var fb = GL.framebuffers[framebuffer]; if (!fb) return 0; return GLctx.isFramebuffer(fb); } var _emscripten_glIsFramebuffer = _glIsFramebuffer; /** @suppress {duplicate } */ function _glIsProgram(program) { program = GL.programs[program]; if (!program) return 0; return GLctx.isProgram(program); } var _emscripten_glIsProgram = _glIsProgram; /** @suppress {duplicate } */ function _glIsQuery(id) { var query = GL.queries[id]; if (!query) return 0; return GLctx.isQuery(query); } var _emscripten_glIsQuery = _glIsQuery; /** @suppress {duplicate } */ function _glIsQueryEXT(id) { var query = GL.queries[id]; if (!query) return 0; return GLctx.disjointTimerQueryExt['isQueryEXT'](query); } var _emscripten_glIsQueryEXT = _glIsQueryEXT; /** @suppress {duplicate } */ function _glIsRenderbuffer(renderbuffer) { var rb = GL.renderbuffers[renderbuffer]; if (!rb) return 0; return GLctx.isRenderbuffer(rb); } var _emscripten_glIsRenderbuffer = _glIsRenderbuffer; /** @suppress {duplicate } */ function _glIsSampler(id) { var sampler = GL.samplers[id]; if (!sampler) return 0; return GLctx.isSampler(sampler); } var _emscripten_glIsSampler = _glIsSampler; /** @suppress {duplicate } */ function _glIsShader(shader) { var s = GL.shaders[shader]; if (!s) return 0; return GLctx.isShader(s); } var _emscripten_glIsShader = _glIsShader; /** @suppress {duplicate } */ function _glIsSync(sync) { return GLctx.isSync(GL.syncs[sync]); } var _emscripten_glIsSync = _glIsSync; /** @suppress {duplicate } */ function _glIsTexture(id) { var texture = GL.textures[id]; if (!texture) return 0; return GLctx.isTexture(texture); } var _emscripten_glIsTexture = _glIsTexture; /** @suppress {duplicate } */ function _glIsTransformFeedback(id) { return GLctx.isTransformFeedback(GL.transformFeedbacks[id]); } var _emscripten_glIsTransformFeedback = _glIsTransformFeedback; /** @suppress {duplicate } */ function _glIsVertexArray(array) { var vao = GL.vaos[array]; if (!vao) return 0; return GLctx.isVertexArray(vao); } var _emscripten_glIsVertexArray = _glIsVertexArray; /** @suppress {duplicate } */ var _glIsVertexArrayOES = _glIsVertexArray; var _emscripten_glIsVertexArrayOES = _glIsVertexArrayOES; /** @suppress {duplicate } */ function _glLineWidth(x0) { GLctx.lineWidth(x0) } var _emscripten_glLineWidth = _glLineWidth; /** @suppress {duplicate } */ function _glLinkProgram(program) { program = GL.programs[program]; GLctx.linkProgram(program); // Invalidate earlier computed uniform->ID mappings, those have now become stale program.uniformLocsById = 0; // Mark as null-like so that glGetUniformLocation() knows to populate this again. program.uniformSizeAndIdsByName = {}; } var _emscripten_glLinkProgram = _glLinkProgram; /** @suppress {duplicate } */ function _glPauseTransformFeedback() { GLctx.pauseTransformFeedback() } var _emscripten_glPauseTransformFeedback = _glPauseTransformFeedback; /** @suppress {duplicate } */ function _glPixelStorei(pname, param) { if (pname == 0xCF5 /* GL_UNPACK_ALIGNMENT */) { GL.unpackAlignment = param; } GLctx.pixelStorei(pname, param); } var _emscripten_glPixelStorei = _glPixelStorei; /** @suppress {duplicate } */ function _glPolygonOffset(x0, x1) { GLctx.polygonOffset(x0, x1) } var _emscripten_glPolygonOffset = _glPolygonOffset; /** @suppress {duplicate } */ function _glProgramBinary(program, binaryFormat, binary, length) { GL.recordError(0x500/*GL_INVALID_ENUM*/); } var _emscripten_glProgramBinary = _glProgramBinary; /** @suppress {duplicate } */ function _glProgramParameteri(program, pname, value) { GL.recordError(0x500/*GL_INVALID_ENUM*/); } var _emscripten_glProgramParameteri = _glProgramParameteri; /** @suppress {duplicate } */ function _glQueryCounterEXT(id, target) { GLctx.disjointTimerQueryExt['queryCounterEXT'](GL.queries[id], target); } var _emscripten_glQueryCounterEXT = _glQueryCounterEXT; /** @suppress {duplicate } */ function _glReadBuffer(x0) { GLctx.readBuffer(x0) } var _emscripten_glReadBuffer = _glReadBuffer; 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) { // Micro-optimizations for size: map format to size by subtracting smallest enum value (0x1902) from all values first. // Also omit the most common size value (1) from the list, which is assumed by formats not on the list. var colorChannels = { // 0x1902 /* GL_DEPTH_COMPONENT */ - 0x1902: 1, // 0x1906 /* GL_ALPHA */ - 0x1902: 1, 5: 3, 6: 4, // 0x1909 /* GL_LUMINANCE */ - 0x1902: 1, 8: 2, 29502: 3, 29504: 4, // 0x1903 /* GL_RED */ - 0x1902: 1, 26917: 2, 26918: 2, // 0x8D94 /* GL_RED_INTEGER */ - 0x1902: 1, 29846: 3, 29847: 4 }; return colorChannels[format - 0x1902]||1; } function heapObjectForWebGLType(type) { // Micro-optimization for size: Subtract lowest GL enum number (0x1400/* GL_BYTE */) from type to compare // smaller values for the heap, for shorter generated code size. // Also the type HEAPU16 is not tested for explicitly, but any unrecognized type will return out HEAPU16. // (since most types are HEAPU16) type -= 0x1400; 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); } /** @suppress {duplicate } */ function _glReadPixels(x, y, width, height, format, type, pixels) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. 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(0x500/*GL_INVALID_ENUM*/); return; } GLctx.readPixels(x, y, width, height, format, type, pixelData); } var _emscripten_glReadPixels = _glReadPixels; /** @suppress {duplicate } */ function _glReleaseShaderCompiler() { // NOP (as allowed by GLES 2.0 spec) } var _emscripten_glReleaseShaderCompiler = _glReleaseShaderCompiler; /** @suppress {duplicate } */ function _glRenderbufferStorage(x0, x1, x2, x3) { GLctx.renderbufferStorage(x0, x1, x2, x3) } var _emscripten_glRenderbufferStorage = _glRenderbufferStorage; /** @suppress {duplicate } */ function _glRenderbufferStorageMultisample(x0, x1, x2, x3, x4) { GLctx.renderbufferStorageMultisample(x0, x1, x2, x3, x4) } var _emscripten_glRenderbufferStorageMultisample = _glRenderbufferStorageMultisample; /** @suppress {duplicate } */ function _glResumeTransformFeedback() { GLctx.resumeTransformFeedback() } var _emscripten_glResumeTransformFeedback = _glResumeTransformFeedback; /** @suppress {duplicate } */ function _glSampleCoverage(value, invert) { GLctx.sampleCoverage(value, !!invert); } var _emscripten_glSampleCoverage = _glSampleCoverage; /** @suppress {duplicate } */ function _glSamplerParameterf(sampler, pname, param) { GLctx.samplerParameterf(GL.samplers[sampler], pname, param); } var _emscripten_glSamplerParameterf = _glSamplerParameterf; /** @suppress {duplicate } */ function _glSamplerParameterfv(sampler, pname, params) { var param = HEAPF32[((params)>>2)]; GLctx.samplerParameterf(GL.samplers[sampler], pname, param); } var _emscripten_glSamplerParameterfv = _glSamplerParameterfv; /** @suppress {duplicate } */ function _glSamplerParameteri(sampler, pname, param) { GLctx.samplerParameteri(GL.samplers[sampler], pname, param); } var _emscripten_glSamplerParameteri = _glSamplerParameteri; /** @suppress {duplicate } */ function _glSamplerParameteriv(sampler, pname, params) { var param = HEAP32[((params)>>2)]; GLctx.samplerParameteri(GL.samplers[sampler], pname, param); } var _emscripten_glSamplerParameteriv = _glSamplerParameteriv; /** @suppress {duplicate } */ function _glScissor(x0, x1, x2, x3) { GLctx.scissor(x0, x1, x2, x3) } var _emscripten_glScissor = _glScissor; /** @suppress {duplicate } */ function _glShaderBinary(count, shaders, binaryformat, binary, length) { GL.recordError(0x500/*GL_INVALID_ENUM*/); } var _emscripten_glShaderBinary = _glShaderBinary; /** @suppress {duplicate } */ function _glShaderSource(shader, count, string, length) { var source = GL.getSource(shader, count, string, length); GLctx.shaderSource(GL.shaders[shader], source); } var _emscripten_glShaderSource = _glShaderSource; /** @suppress {duplicate } */ function _glStencilFunc(x0, x1, x2) { GLctx.stencilFunc(x0, x1, x2) } var _emscripten_glStencilFunc = _glStencilFunc; /** @suppress {duplicate } */ function _glStencilFuncSeparate(x0, x1, x2, x3) { GLctx.stencilFuncSeparate(x0, x1, x2, x3) } var _emscripten_glStencilFuncSeparate = _glStencilFuncSeparate; /** @suppress {duplicate } */ function _glStencilMask(x0) { GLctx.stencilMask(x0) } var _emscripten_glStencilMask = _glStencilMask; /** @suppress {duplicate } */ function _glStencilMaskSeparate(x0, x1) { GLctx.stencilMaskSeparate(x0, x1) } var _emscripten_glStencilMaskSeparate = _glStencilMaskSeparate; /** @suppress {duplicate } */ function _glStencilOp(x0, x1, x2) { GLctx.stencilOp(x0, x1, x2) } var _emscripten_glStencilOp = _glStencilOp; /** @suppress {duplicate } */ function _glStencilOpSeparate(x0, x1, x2, x3) { GLctx.stencilOpSeparate(x0, x1, x2, x3) } var _emscripten_glStencilOpSeparate = _glStencilOpSeparate; /** @suppress {duplicate } */ function _glTexImage2D(target, level, internalFormat, width, height, border, format, type, pixels) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. 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); } var _emscripten_glTexImage2D = _glTexImage2D; /** @suppress {duplicate } */ function _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); } } var _emscripten_glTexImage3D = _glTexImage3D; /** @suppress {duplicate } */ function _glTexParameterf(x0, x1, x2) { GLctx.texParameterf(x0, x1, x2) } var _emscripten_glTexParameterf = _glTexParameterf; /** @suppress {duplicate } */ function _glTexParameterfv(target, pname, params) { var param = HEAPF32[((params)>>2)]; GLctx.texParameterf(target, pname, param); } var _emscripten_glTexParameterfv = _glTexParameterfv; /** @suppress {duplicate } */ function _glTexParameteri(x0, x1, x2) { GLctx.texParameteri(x0, x1, x2) } var _emscripten_glTexParameteri = _glTexParameteri; /** @suppress {duplicate } */ function _glTexParameteriv(target, pname, params) { var param = HEAP32[((params)>>2)]; GLctx.texParameteri(target, pname, param); } var _emscripten_glTexParameteriv = _glTexParameteriv; /** @suppress {duplicate } */ function _glTexStorage2D(x0, x1, x2, x3, x4) { GLctx.texStorage2D(x0, x1, x2, x3, x4) } var _emscripten_glTexStorage2D = _glTexStorage2D; /** @suppress {duplicate } */ function _glTexStorage3D(x0, x1, x2, x3, x4, x5) { GLctx.texStorage3D(x0, x1, x2, x3, x4, x5) } var _emscripten_glTexStorage3D = _glTexStorage3D; /** @suppress {duplicate } */ function _glTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels) { if (true) { // WebGL 2 provides new garbage-free entry points to call to WebGL. Use those always when possible. 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); } var _emscripten_glTexSubImage2D = _glTexSubImage2D; /** @suppress {duplicate } */ function _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); } } var _emscripten_glTexSubImage3D = _glTexSubImage3D; /** @suppress {duplicate } */ function _glTransformFeedbackVaryings(program, count, varyings, bufferMode) { program = GL.programs[program]; var vars = []; for (var i = 0; i < count; i++) vars.push(UTF8ToString(HEAP32[(((varyings)+(i*4))>>2)])); GLctx.transformFeedbackVaryings(program, vars, bufferMode); } var _emscripten_glTransformFeedbackVaryings = _glTransformFeedbackVaryings; /** @suppress {duplicate } */ function _glUniform1f(location, v0) { GLctx.uniform1f(webglGetUniformLocation(location), v0); } var _emscripten_glUniform1f = _glUniform1f; /** @suppress {duplicate } */ function _glUniform1fv(location, count, value) { count && GLctx.uniform1fv(webglGetUniformLocation(location), HEAPF32, value>>2, count); } var _emscripten_glUniform1fv = _glUniform1fv; /** @suppress {duplicate } */ function _glUniform1i(location, v0) { GLctx.uniform1i(webglGetUniformLocation(location), v0); } var _emscripten_glUniform1i = _glUniform1i; /** @suppress {duplicate } */ function _glUniform1iv(location, count, value) { count && GLctx.uniform1iv(webglGetUniformLocation(location), HEAP32, value>>2, count); } var _emscripten_glUniform1iv = _glUniform1iv; /** @suppress {duplicate } */ function _glUniform1ui(location, v0) { GLctx.uniform1ui(webglGetUniformLocation(location), v0); } var _emscripten_glUniform1ui = _glUniform1ui; /** @suppress {duplicate } */ function _glUniform1uiv(location, count, value) { count && GLctx.uniform1uiv(webglGetUniformLocation(location), HEAPU32, value>>2, count); } var _emscripten_glUniform1uiv = _glUniform1uiv; /** @suppress {duplicate } */ function _glUniform2f(location, v0, v1) { GLctx.uniform2f(webglGetUniformLocation(location), v0, v1); } var _emscripten_glUniform2f = _glUniform2f; /** @suppress {duplicate } */ function _glUniform2fv(location, count, value) { count && GLctx.uniform2fv(webglGetUniformLocation(location), HEAPF32, value>>2, count*2); } var _emscripten_glUniform2fv = _glUniform2fv; /** @suppress {duplicate } */ function _glUniform2i(location, v0, v1) { GLctx.uniform2i(webglGetUniformLocation(location), v0, v1); } var _emscripten_glUniform2i = _glUniform2i; /** @suppress {duplicate } */ function _glUniform2iv(location, count, value) { count && GLctx.uniform2iv(webglGetUniformLocation(location), HEAP32, value>>2, count*2); } var _emscripten_glUniform2iv = _glUniform2iv; /** @suppress {duplicate } */ function _glUniform2ui(location, v0, v1) { GLctx.uniform2ui(webglGetUniformLocation(location), v0, v1); } var _emscripten_glUniform2ui = _glUniform2ui; /** @suppress {duplicate } */ function _glUniform2uiv(location, count, value) { count && GLctx.uniform2uiv(webglGetUniformLocation(location), HEAPU32, value>>2, count*2); } var _emscripten_glUniform2uiv = _glUniform2uiv; /** @suppress {duplicate } */ function _glUniform3f(location, v0, v1, v2) { GLctx.uniform3f(webglGetUniformLocation(location), v0, v1, v2); } var _emscripten_glUniform3f = _glUniform3f; /** @suppress {duplicate } */ function _glUniform3fv(location, count, value) { count && GLctx.uniform3fv(webglGetUniformLocation(location), HEAPF32, value>>2, count*3); } var _emscripten_glUniform3fv = _glUniform3fv; /** @suppress {duplicate } */ function _glUniform3i(location, v0, v1, v2) { GLctx.uniform3i(webglGetUniformLocation(location), v0, v1, v2); } var _emscripten_glUniform3i = _glUniform3i; /** @suppress {duplicate } */ function _glUniform3iv(location, count, value) { count && GLctx.uniform3iv(webglGetUniformLocation(location), HEAP32, value>>2, count*3); } var _emscripten_glUniform3iv = _glUniform3iv; /** @suppress {duplicate } */ function _glUniform3ui(location, v0, v1, v2) { GLctx.uniform3ui(webglGetUniformLocation(location), v0, v1, v2); } var _emscripten_glUniform3ui = _glUniform3ui; /** @suppress {duplicate } */ function _glUniform3uiv(location, count, value) { count && GLctx.uniform3uiv(webglGetUniformLocation(location), HEAPU32, value>>2, count*3); } var _emscripten_glUniform3uiv = _glUniform3uiv; /** @suppress {duplicate } */ function _glUniform4f(location, v0, v1, v2, v3) { GLctx.uniform4f(webglGetUniformLocation(location), v0, v1, v2, v3); } var _emscripten_glUniform4f = _glUniform4f; /** @suppress {duplicate } */ function _glUniform4fv(location, count, value) { count && GLctx.uniform4fv(webglGetUniformLocation(location), HEAPF32, value>>2, count*4); } var _emscripten_glUniform4fv = _glUniform4fv; /** @suppress {duplicate } */ function _glUniform4i(location, v0, v1, v2, v3) { GLctx.uniform4i(webglGetUniformLocation(location), v0, v1, v2, v3); } var _emscripten_glUniform4i = _glUniform4i; /** @suppress {duplicate } */ function _glUniform4iv(location, count, value) { count && GLctx.uniform4iv(webglGetUniformLocation(location), HEAP32, value>>2, count*4); } var _emscripten_glUniform4iv = _glUniform4iv; /** @suppress {duplicate } */ function _glUniform4ui(location, v0, v1, v2, v3) { GLctx.uniform4ui(webglGetUniformLocation(location), v0, v1, v2, v3); } var _emscripten_glUniform4ui = _glUniform4ui; /** @suppress {duplicate } */ function _glUniform4uiv(location, count, value) { count && GLctx.uniform4uiv(webglGetUniformLocation(location), HEAPU32, value>>2, count*4); } var _emscripten_glUniform4uiv = _glUniform4uiv; /** @suppress {duplicate } */ function _glUniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding) { program = GL.programs[program]; GLctx.uniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding); } var _emscripten_glUniformBlockBinding = _glUniformBlockBinding; /** @suppress {duplicate } */ function _glUniformMatrix2fv(location, count, transpose, value) { count && GLctx.uniformMatrix2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*4); } var _emscripten_glUniformMatrix2fv = _glUniformMatrix2fv; /** @suppress {duplicate } */ function _glUniformMatrix2x3fv(location, count, transpose, value) { count && GLctx.uniformMatrix2x3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*6); } var _emscripten_glUniformMatrix2x3fv = _glUniformMatrix2x3fv; /** @suppress {duplicate } */ function _glUniformMatrix2x4fv(location, count, transpose, value) { count && GLctx.uniformMatrix2x4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*8); } var _emscripten_glUniformMatrix2x4fv = _glUniformMatrix2x4fv; /** @suppress {duplicate } */ function _glUniformMatrix3fv(location, count, transpose, value) { count && GLctx.uniformMatrix3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*9); } var _emscripten_glUniformMatrix3fv = _glUniformMatrix3fv; /** @suppress {duplicate } */ function _glUniformMatrix3x2fv(location, count, transpose, value) { count && GLctx.uniformMatrix3x2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*6); } var _emscripten_glUniformMatrix3x2fv = _glUniformMatrix3x2fv; /** @suppress {duplicate } */ function _glUniformMatrix3x4fv(location, count, transpose, value) { count && GLctx.uniformMatrix3x4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*12); } var _emscripten_glUniformMatrix3x4fv = _glUniformMatrix3x4fv; /** @suppress {duplicate } */ function _glUniformMatrix4fv(location, count, transpose, value) { count && GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*16); } var _emscripten_glUniformMatrix4fv = _glUniformMatrix4fv; /** @suppress {duplicate } */ function _glUniformMatrix4x2fv(location, count, transpose, value) { count && GLctx.uniformMatrix4x2fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*8); } var _emscripten_glUniformMatrix4x2fv = _glUniformMatrix4x2fv; /** @suppress {duplicate } */ function _glUniformMatrix4x3fv(location, count, transpose, value) { count && GLctx.uniformMatrix4x3fv(webglGetUniformLocation(location), !!transpose, HEAPF32, value>>2, count*12); } var _emscripten_glUniformMatrix4x3fv = _glUniformMatrix4x3fv; /** @suppress {duplicate } */ function _glUseProgram(program) { program = GL.programs[program]; GLctx.useProgram(program); // Record the currently active program so that we can access the uniform // mapping table of that program. GLctx.currentProgram = program; } var _emscripten_glUseProgram = _glUseProgram; /** @suppress {duplicate } */ function _glValidateProgram(program) { GLctx.validateProgram(GL.programs[program]); } var _emscripten_glValidateProgram = _glValidateProgram; /** @suppress {duplicate } */ function _glVertexAttrib1f(x0, x1) { GLctx.vertexAttrib1f(x0, x1) } var _emscripten_glVertexAttrib1f = _glVertexAttrib1f; /** @suppress {duplicate } */ function _glVertexAttrib1fv(index, v) { GLctx.vertexAttrib1f(index, HEAPF32[v>>2]); } var _emscripten_glVertexAttrib1fv = _glVertexAttrib1fv; /** @suppress {duplicate } */ function _glVertexAttrib2f(x0, x1, x2) { GLctx.vertexAttrib2f(x0, x1, x2) } var _emscripten_glVertexAttrib2f = _glVertexAttrib2f; /** @suppress {duplicate } */ function _glVertexAttrib2fv(index, v) { GLctx.vertexAttrib2f(index, HEAPF32[v>>2], HEAPF32[v+4>>2]); } var _emscripten_glVertexAttrib2fv = _glVertexAttrib2fv; /** @suppress {duplicate } */ function _glVertexAttrib3f(x0, x1, x2, x3) { GLctx.vertexAttrib3f(x0, x1, x2, x3) } var _emscripten_glVertexAttrib3f = _glVertexAttrib3f; /** @suppress {duplicate } */ function _glVertexAttrib3fv(index, v) { GLctx.vertexAttrib3f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2]); } var _emscripten_glVertexAttrib3fv = _glVertexAttrib3fv; /** @suppress {duplicate } */ function _glVertexAttrib4f(x0, x1, x2, x3, x4) { GLctx.vertexAttrib4f(x0, x1, x2, x3, x4) } var _emscripten_glVertexAttrib4f = _glVertexAttrib4f; /** @suppress {duplicate } */ function _glVertexAttrib4fv(index, v) { GLctx.vertexAttrib4f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2], HEAPF32[v+12>>2]); } var _emscripten_glVertexAttrib4fv = _glVertexAttrib4fv; /** @suppress {duplicate } */ function _glVertexAttribDivisor(index, divisor) { GLctx.vertexAttribDivisor(index, divisor); } var _emscripten_glVertexAttribDivisor = _glVertexAttribDivisor; /** @suppress {duplicate } */ var _glVertexAttribDivisorANGLE = _glVertexAttribDivisor; var _emscripten_glVertexAttribDivisorANGLE = _glVertexAttribDivisorANGLE; /** @suppress {duplicate } */ var _glVertexAttribDivisorARB = _glVertexAttribDivisor; var _emscripten_glVertexAttribDivisorARB = _glVertexAttribDivisorARB; /** @suppress {duplicate } */ var _glVertexAttribDivisorEXT = _glVertexAttribDivisor; var _emscripten_glVertexAttribDivisorEXT = _glVertexAttribDivisorEXT; /** @suppress {duplicate } */ var _glVertexAttribDivisorNV = _glVertexAttribDivisor; var _emscripten_glVertexAttribDivisorNV = _glVertexAttribDivisorNV; /** @suppress {duplicate } */ function _glVertexAttribI4i(x0, x1, x2, x3, x4) { GLctx.vertexAttribI4i(x0, x1, x2, x3, x4) } var _emscripten_glVertexAttribI4i = _glVertexAttribI4i; /** @suppress {duplicate } */ function _glVertexAttribI4iv(index, v) { GLctx.vertexAttribI4i(index, HEAP32[v>>2], HEAP32[v+4>>2], HEAP32[v+8>>2], HEAP32[v+12>>2]); } var _emscripten_glVertexAttribI4iv = _glVertexAttribI4iv; /** @suppress {duplicate } */ function _glVertexAttribI4ui(x0, x1, x2, x3, x4) { GLctx.vertexAttribI4ui(x0, x1, x2, x3, x4) } var _emscripten_glVertexAttribI4ui = _glVertexAttribI4ui; /** @suppress {duplicate } */ function _glVertexAttribI4uiv(index, v) { GLctx.vertexAttribI4ui(index, HEAPU32[v>>2], HEAPU32[v+4>>2], HEAPU32[v+8>>2], HEAPU32[v+12>>2]); } var _emscripten_glVertexAttribI4uiv = _glVertexAttribI4uiv; /** @suppress {duplicate } */ function _glVertexAttribIPointer(index, size, type, stride, ptr) { GLctx.vertexAttribIPointer(index, size, type, stride, ptr); } var _emscripten_glVertexAttribIPointer = _glVertexAttribIPointer; /** @suppress {duplicate } */ function _glVertexAttribPointer(index, size, type, normalized, stride, ptr) { GLctx.vertexAttribPointer(index, size, type, !!normalized, stride, ptr); } var _emscripten_glVertexAttribPointer = _glVertexAttribPointer; /** @suppress {duplicate } */ function _glViewport(x0, x1, x2, x3) { GLctx.viewport(x0, x1, x2, x3) } var _emscripten_glViewport = _glViewport; /** @suppress {duplicate } */ function _glWaitSync(sync, flags, timeout_low, timeout_high) { // See WebGL2 vs GLES3 difference on GL_TIMEOUT_IGNORED above (https://www.khronos.org/registry/webgl/specs/latest/2.0/#5.15) var timeout = convertI32PairToI53(timeout_low, timeout_high); GLctx.waitSync(GL.syncs[sync], flags, timeout); } var _emscripten_glWaitSync = _glWaitSync; 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(); // Queue this function call if we're not currently in an event handler and the user saw it appropriate to do so. if (!canPerformRequests) { if (strategy.deferUntilInEventHandler) { JSEvents.deferCall(JSEvents_requestFullscreen, 1 /* priority over pointer lock */, [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 ) { return -1; } var canPerformRequests = JSEvents.canPerformEventHandlerRequests(); // Queue this function call if we're not currently in an event handler and the user saw it appropriate to do so. if (!canPerformRequests) { if (deferUntilInEventHandler) { JSEvents.deferCall(requestPointerLock, 2 /* priority below fullscreen */, [target]); return 1; } return -2; } return requestPointerLock(target); } function getHeapMax() { // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side // for any code that deals with heap sizes, which would require special // casing all heap size related code to treat 0 specially. return 2147483648; } function emscripten_realloc_buffer(size) { var b = wasmMemory.buffer; try { // round size grow request up to wasm page size (fixed 64KB per spec) wasmMemory.grow((size - b.byteLength + 65535) >>> 16); // .grow() takes a delta compared to the previous size updateMemoryViews(); return 1 /*success*/; } catch(e) { err(`emscripten_realloc_buffer: Attempted to grow heap from ${b.byteLength} bytes to ${size} bytes, but got error: ${e}`); } // implicit 0 return to save code size (caller will cast "undefined" into 0 // anyhow) } function _emscripten_resize_heap(requestedSize) { var oldSize = HEAPU8.length; requestedSize = requestedSize >>> 0; // With multithreaded builds, races can happen (another thread might increase the size // in between), so return a failure, and let the caller retry. assert(requestedSize > oldSize); // Memory resize rules: // 1. Always increase heap size to at least the requested size, rounded up // to next page multiple. // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap // geometrically: increase the heap size according to // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap // linearly: increase the heap size by at least // MEMORY_GROWTH_LINEAR_STEP bytes. // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest // 4. If we were unable to allocate as much memory, it may be due to // over-eager decision to excessively reserve due to (3) above. // Hence if an allocation fails, cut down on the amount of excess // growth, in an attempt to succeed to perform a smaller allocation. // A limit is set for how much we can grow. We should not exceed that // (the wasm binary specifies it, so if we tried, we'd fail anyhow). var maxHeapSize = getHeapMax(); if (requestedSize > maxHeapSize) { err(`Cannot enlarge memory, asked to go up to ${requestedSize} bytes, but the limit is ${maxHeapSize} bytes!`); return false; } var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; // Loop through potential heap size increases. If we attempt a too eager // reservation that fails, cut down on the attempted size and reserve a // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); // ensure geometric growth // but limit overreserving (default to capping at +96MB overgrowth at most) 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; } } err(`Failed to grow the heap from ${oldSize} bytes to ${newSize} bytes, not enough memory!`); 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(e = event) { // Note: This is always called on the main browser thread, since it needs synchronously return a value! 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_beforeunload_callback_on_thread(userData, callbackfunc, targetThread) { if (typeof onbeforeunload == 'undefined') return -1; // beforeunload callback can only be registered on the main browser thread, because the page will go away immediately after returning from the handler, // and there is no time to start proxying it anywhere. if (targetThread !== 1) return -5; return registerBeforeUnloadEventCallback(2, userData, true, callbackfunc, 28, "beforeunload"); } function registerFocusEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.focusEvent) JSEvents.focusEvent = _malloc( 256 ); var focusEventHandlerFunc = function(e = 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_blur_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerFocusEventCallback(target, userData, useCapture, callbackfunc, 12, "blur", targetThread); } 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) { return registerFocusEventCallback(target, userData, useCapture, callbackfunc, 13, "focus", targetThread); } function fillFullscreenChangeEventData(eventStruct) { var fullscreenElement = document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement; var isFullscreen = !!fullscreenElement; // Assigning a boolean to HEAP32 with expected type coercion. /** @suppress{checkTypes} */ HEAP32[((eventStruct)>>2)] = isFullscreen; HEAP32[(((eventStruct)+(4))>>2)] = JSEvents.fullscreenEnabled(); // If transitioning to fullscreen, report info about the element that is now fullscreen. // If transitioning to windowed mode, report info about the element that just was fullscreen. 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(e = 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 }; return 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; // Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813) // As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version. registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "webkitfullscreenchange", targetThread); return registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "fullscreenchange", targetThread); } function registerGamepadEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.gamepadEvent) JSEvents.gamepadEvent = _malloc( 1432 ); var gamepadEventHandlerFunc = function(e = 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_gamepadconnected_callback_on_thread(userData, useCapture, callbackfunc, targetThread) { if (!navigator.getGamepads && !navigator.webkitGetGamepads) return -1; return registerGamepadEventCallback(2, userData, useCapture, callbackfunc, 26, "gamepadconnected", targetThread); } function _emscripten_set_gamepaddisconnected_callback_on_thread(userData, useCapture, callbackfunc, targetThread) { if (!navigator.getGamepads && !navigator.webkitGetGamepads) return -1; return registerGamepadEventCallback(2, userData, useCapture, callbackfunc, 27, "gamepaddisconnected", targetThread); } function registerKeyEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.keyEvent) JSEvents.keyEvent = _malloc( 176 ); var keyEventHandlerFunc = function(e) { assert(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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_keydown_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerKeyEventCallback(target, userData, useCapture, callbackfunc, 2, "keydown", targetThread); } function _emscripten_set_keypress_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerKeyEventCallback(target, userData, useCapture, callbackfunc, 1, "keypress", targetThread); } function _emscripten_set_keyup_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerKeyEventCallback(target, userData, useCapture, callbackfunc, 3, "keyup", targetThread); } function _emscripten_set_main_loop(func, fps, simulateInfiniteLoop) { var browserIterationFunc = getWasmTableEntry(func); setMainLoop(browserIterationFunc, fps, simulateInfiniteLoop); } function fillMouseEventData(eventStruct, e, target) { assert(eventStruct % 4 == 0); 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(e = event) { // TODO: Make this access thread safe, or this could update live while app is reading it. 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', // Mouse move events do not allow fullscreen/pointer lock requests to be handled in them! eventTypeString: eventTypeString, callbackfunc: callbackfunc, handlerFunc: mouseEventHandlerFunc, useCapture: useCapture }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_mousedown_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerMouseEventCallback(target, userData, useCapture, callbackfunc, 5, "mousedown", targetThread); } function _emscripten_set_mouseenter_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerMouseEventCallback(target, userData, useCapture, callbackfunc, 33, "mouseenter", targetThread); } function _emscripten_set_mouseleave_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerMouseEventCallback(target, userData, useCapture, callbackfunc, 34, "mouseleave", targetThread); } function _emscripten_set_mousemove_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerMouseEventCallback(target, userData, useCapture, callbackfunc, 8, "mousemove", targetThread); } function _emscripten_set_mouseup_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerMouseEventCallback(target, userData, useCapture, callbackfunc, 6, "mouseup", targetThread); } function fillPointerlockChangeEventData(eventStruct) { var pointerLockElement = document.pointerLockElement || document.mozPointerLockElement || document.webkitPointerLockElement || document.msPointerLockElement; var isPointerlocked = !!pointerLockElement; // Assigning a boolean to HEAP32 with expected type coercion. /** @suppress{checkTypes} */ 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(e = 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } /** @suppress {missingProperties} */ function _emscripten_set_pointerlockchange_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { // TODO: Currently not supported in pthreads or in --proxy-to-worker mode. (In pthreads mode, document object is not defined) 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, "mozpointerlockchange", targetThread); registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "webkitpointerlockchange", targetThread); registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "mspointerlockchange", targetThread); return registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "pointerlockchange", targetThread); } function registerUiEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.uiEvent) JSEvents.uiEvent = _malloc( 36 ); target = findEventTarget(target); var uiEventHandlerFunc = function(e = event) { if (e.target != target) { // Never take ui events such as scroll via a 'bubbled' route, but always from the direct element that // was targeted. Otherwise e.g. if app logs a message in response to a page scroll, the Emscripten log // message box could cause to scroll, generating a new (bubbled) scroll message, causing a new log print, // causing a new scroll, etc.. return; } var b = document.body; // Take document.body to a variable, Closure compiler does not outline access to it on its own. if (!b) { // During a page unload 'body' can be null, with "Cannot read property 'clientWidth' of null" being thrown 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_resize_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerUiEventCallback(target, userData, useCapture, callbackfunc, 10, "resize", targetThread); } function registerTouchEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.touchEvent) JSEvents.touchEvent = _malloc( 1696 ); target = findEventTarget(target); var touchEventHandlerFunc = function(e) { assert(e); var t, touches = {}, et = e.touches; // To ease marshalling different kinds of touches that browser reports (all touches are listed in e.touches, // only changed touches in e.changedTouches, and touches on target at a.targetTouches), mark a boolean in // each Touch object so that we can later loop only once over all touches we see to marshall over to Wasm. for (var i = 0; i < et.length; ++i) { t = et[i]; // Browser might recycle the generated Touch objects between each frame (Firefox on Android), so reset any // changed/target states we may have set from previous frame. t.isChanged = t.onTarget = 0; touches[t.identifier] = t; } // Mark which touches are part of the changedTouches list. for (var i = 0; i < e.changedTouches.length; ++i) { t = e.changedTouches[i]; t.isChanged = 1; touches[t.identifier] = t; } // Mark which touches are part of the targetTouches list. for (var i = 0; i < e.targetTouches.length; ++i) { touches[e.targetTouches[i].identifier].onTarget = 1; } var touchEvent = JSEvents.touchEvent; HEAPF64[((touchEvent)>>3)] = e.timeStamp; var idx = touchEvent>>2; // Pre-shift the ptr to index to HEAP32 to save code size HEAP32[idx + 3] = e.ctrlKey; HEAP32[idx + 4] = e.shiftKey; HEAP32[idx + 5] = e.altKey; HEAP32[idx + 6] = e.metaKey; idx += 7; // Advance to the start of the touch array. 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_touchcancel_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerTouchEventCallback(target, userData, useCapture, callbackfunc, 25, "touchcancel", targetThread); } function _emscripten_set_touchend_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerTouchEventCallback(target, userData, useCapture, callbackfunc, 23, "touchend", targetThread); } function _emscripten_set_touchmove_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerTouchEventCallback(target, userData, useCapture, callbackfunc, 24, "touchmove", targetThread); } function _emscripten_set_touchstart_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { return registerTouchEventCallback(target, userData, useCapture, callbackfunc, 22, "touchstart", targetThread); } function fillVisibilityChangeEventData(eventStruct) { var visibilityStates = [ "hidden", "visible", "prerender", "unloaded" ]; var visibilityState = visibilityStates.indexOf(document.visibilityState); // Assigning a boolean to HEAP32 with expected type coercion. /** @suppress{checkTypes} */ 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(e = 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_visibilitychange_callback_on_thread(userData, useCapture, callbackfunc, targetThread) { if (!specialHTMLTargets[1]) { return -4; } return registerVisibilityChangeEventCallback(specialHTMLTargets[1], userData, useCapture, callbackfunc, 21, "visibilitychange", targetThread); } function registerWheelEventCallback(target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) { if (!JSEvents.wheelEvent) JSEvents.wheelEvent = _malloc( 104 ); // The DOM Level 3 events spec event 'wheel' var wheelHandlerFunc = function(e = 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 }; return JSEvents.registerOrRemoveHandler(eventHandler); } function _emscripten_set_wheel_callback_on_thread(target, userData, useCapture, callbackfunc, targetThread) { target = findEventTarget(target); if (!target) return -4; if (typeof target.onwheel != 'undefined') { return registerWheelEventCallback(target, userData, useCapture, callbackfunc, 9, "wheel", targetThread); } 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) { // Default values. // Browser language detection #8751 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() }; // Apply the user-provided values, if any. for (var x in ENV) { // x is a key in ENV; if ENV[x] is undefined, that means it was // explicitly set to be so. We allow user code to do that to // force variables with default values to remain unset. 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 stringToAscii(str, buffer) { for (var i = 0; i < str.length; ++i) { assert(str.charCodeAt(i) === (str.charCodeAt(i) & 0xff)); HEAP8[((buffer++)>>0)] = str.charCodeAt(i); } // Null-terminate the string 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; stringToAscii(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.name === 'ErrnoError')) throw e; return e.errno; } } /** @param {number=} offset */ function doReadv(stream, iov, iovcnt, offset) { var ret = 0; for (var i = 0; i < iovcnt; i++) { var ptr = HEAPU32[((iov)>>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 < len) break; // nothing more to read if (typeof offset !== 'undefined') { offset += curr; } } return ret; } function _fd_read(fd, iov, iovcnt, pnum) { try { var stream = SYSCALLS.getStreamFromFD(fd); var num = doReadv(stream, iov, iovcnt); HEAPU32[((pnum)>>2)] = num; return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return e.errno; } } function convertI32PairToI53Checked(lo, hi) { assert(lo == (lo >>> 0) || lo == (lo|0)); // lo should either be a i32 or a u32 assert(hi === (hi|0)); // hi should be a i32 return ((hi + 0x200000) >>> 0 < 0x400001 - !!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))) >= 1.0 ? (tempDouble > 0.0 ? (+(Math.floor((tempDouble)/4294967296.0)))>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)], HEAP32[((newOffset)>>2)] = tempI64[0],HEAP32[(((newOffset)+(4))>>2)] = tempI64[1]); if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; // reset readdir state return 0; } catch (e) { if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; return e.errno; } } /** @param {number=} offset */ function doWritev(stream, iov, iovcnt, offset) { var ret = 0; for (var i = 0; i < iovcnt; i++) { var ptr = HEAPU32[((iov)>>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; if (typeof offset !== 'undefined') { offset += 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.name === 'ErrnoError')) throw e; return e.errno; } } 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++]) { // no-op } 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()) { // we spill over to next month 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 { // we stay in current month newDate.setDate(newDate.getDate()+days); return newDate; } } return newDate; } function writeArrayToMemory(array, buffer) { assert(array.length >= 0, 'writeArrayToMemory array must have a length (should be an array or typed array)') HEAP8.set(array, buffer); } function _strftime(s, maxsize, format, tm) { // size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr); // http://pubs.opengroup.org/onlinepubs/009695399/functions/strftime.html 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); // expand format var EXPANSION_RULES_1 = { '%c': '%a %b %d %H:%M:%S %Y', // Replaced by the locale's appropriate date and time representation - e.g., Mon Aug 3 14:02:01 2013 '%D': '%m/%d/%y', // Equivalent to %m / %d / %y '%F': '%Y-%m-%d', // Equivalent to %Y - %m - %d '%h': '%b', // Equivalent to %b '%r': '%I:%M:%S %p', // Replaced by the time in a.m. and p.m. notation '%R': '%H:%M', // Replaced by the time in 24-hour notation '%T': '%H:%M:%S', // Replaced by the time '%x': '%m/%d/%y', // Replaced by the locale's appropriate date representation '%X': '%H:%M:%S', // Replaced by the locale's appropriate time representation // Modified Conversion Specifiers '%Ec': '%c', // Replaced by the locale's alternative appropriate date and time representation. '%EC': '%C', // Replaced by the name of the base year (period) in the locale's alternative representation. '%Ex': '%m/%d/%y', // Replaced by the locale's alternative date representation. '%EX': '%H:%M:%S', // Replaced by the locale's alternative time representation. '%Ey': '%y', // Replaced by the offset from %EC (year only) in the locale's alternative representation. '%EY': '%Y', // Replaced by the full alternative year representation. '%Od': '%d', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading zeros if there is any alternative symbol for zero; otherwise, with leading characters. '%Oe': '%e', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading characters. '%OH': '%H', // Replaced by the hour (24-hour clock) using the locale's alternative numeric symbols. '%OI': '%I', // Replaced by the hour (12-hour clock) using the locale's alternative numeric symbols. '%Om': '%m', // Replaced by the month using the locale's alternative numeric symbols. '%OM': '%M', // Replaced by the minutes using the locale's alternative numeric symbols. '%OS': '%S', // Replaced by the seconds using the locale's alternative numeric symbols. '%Ou': '%u', // Replaced by the weekday as a number in the locale's alternative representation (Monday=1). '%OU': '%U', // Replaced by the week number of the year (Sunday as the first day of the week, rules corresponding to %U ) using the locale's alternative numeric symbols. '%OV': '%V', // Replaced by the week number of the year (Monday as the first day of the week, rules corresponding to %V ) using the locale's alternative numeric symbols. '%Ow': '%w', // Replaced by the number of the weekday (Sunday=0) using the locale's alternative numeric symbols. '%OW': '%W', // Replaced by the week number of the year (Monday as the first day of the week) using the locale's alternative numeric symbols. '%Oy': '%y', // Replaced by the year (offset from %C ) using the locale's alternative numeric symbols. }; 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.length < digits) { str = character[0]+str; } return str; } function leadingNulls(value, digits) { return leadingSomething(value, digits, '0'); } function compareByDay(date1, date2) { function sgn(value) { return value < 0 ? -1 : (value > 0 ? 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: // Sunday return new Date(janFourth.getFullYear()-1, 11, 29); case 1: // Monday return janFourth; case 2: // Tuesday return new Date(janFourth.getFullYear(), 0, 3); case 3: // Wednesday return new Date(janFourth.getFullYear(), 0, 2); case 4: // Thursday return new Date(janFourth.getFullYear(), 0, 1); case 5: // Friday return new Date(janFourth.getFullYear()-1, 11, 31); case 6: // Saturday 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) { // this date is after the start of the first week of this year 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) { // %g, %G, and %V give values according to the ISO 8601:2000 standard week-based year. // In this system, weeks begin on a Monday and week 1 of the year is the week that includes // January 4th, which is also the week that includes the first Thursday of the year, and // is also the first week that contains at least four days in the year. // If the first Monday of January is the 2nd, 3rd, or 4th, the preceding days are part of // the last week of the preceding year; thus, for Saturday 2nd January 1999, // %G is replaced by 1998 and %V is replaced by 53. If December 29th, 30th, // or 31st is a Monday, it and any following days are part of week 1 of the following year. // Thus, for Tuesday 30th December 1997, %G is replaced by 1998 and %V is replaced by 01. 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) { // Day of the year (001-366) 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) { // Replaced by the week number of the year (Monday as the first day of the week) // as a decimal number [01,53]. If the week containing 1 January has four // or more days in the new year, then it is considered week 1. // Otherwise, it is the last week of the previous year, and the next week is week 1. // Both January 4th and the first Thursday of January are always in week 1. [ tm_year, tm_wday, tm_yday] var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7 ) / 7); // If 1 Jan is just 1-3 days past Monday, the previous week // is also in this year. if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { val++; } if (!val) { val = 52; // If 31 December of prev year a Thursday, or Friday of a // leap year, then the prev year has 53 weeks. 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) { // If 1 January is not a Thursday, and not a Wednesday of a // leap year, then this year has only 52 weeks. 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) { // Replaced by the last two digits of the year as a decimal number [00,99]. [ tm_year] return (date.tm_year+1900).toString().substring(2); }, '%Y': function(date) { // Replaced by the year as a decimal number (for example, 1997). [ tm_year] return date.tm_year+1900; }, '%z': function(date) { // Replaced by the offset from UTC in the ISO 8601:2000 standard format ( +hhmm or -hhmm ). // For example, "-0430" means 4 hours 30 minutes behind UTC (west of Greenwich). var off = date.tm_gmtoff; var ahead = off >= 0; off = Math.abs(off) / 60; // convert from minutes into hhmm format (which means 60 minutes = 100 units) off = (off / 60)*100 + (off % 60); return (ahead ? '+' : '-') + String("0000" + off).slice(-4); }, '%Z': function(date) { return date.tm_zone; }, '%%': function() { return '%'; } }; // Replace %% with a pair of NULLs (which cannot occur in a C string), then // re-inject them after processing. 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, loc) { return _strftime(s, maxsize, format, tm); // no locale support yet } var FSNode = /** @constructor */ function(parent, name, mode, rdev) { if (!parent) { parent = this; // root node sets parent to itself } this.parent = parent; this.mount = parent.mount; this.mounted = null; this.id = FS.nextInode++; this.name = name; this.mode = mode; this.node_ops = {}; this.stream_ops = {}; this.rdev = rdev; }; var readMode = 292/*292*/ | 73/*73*/; var writeMode = 146/*146*/; Object.defineProperties(FSNode.prototype, { read: { get: /** @this{FSNode} */function() { return (this.mode & readMode) === readMode; }, set: /** @this{FSNode} */function(val) { val ? this.mode |= readMode : this.mode &= ~readMode; } }, write: { get: /** @this{FSNode} */function() { return (this.mode & writeMode) === writeMode; }, set: /** @this{FSNode} */function(val) { val ? this.mode |= writeMode : this.mode &= ~writeMode; } }, isFolder: { get: /** @this{FSNode} */function() { return FS.isDir(this.mode); } }, isDevice: { get: /** @this{FSNode} */function() { return FS.isChrdev(this.mode); } } }); FS.FSNode = FSNode; FS.createPreloadedFile = FS_createPreloadedFile; FS.staticInit();Module["FS_createPath"] = FS.createPath;Module["FS_createDataFile"] = FS.createDataFile;Module["FS_createPreloadedFile"] = FS.createPreloadedFile;Module["FS_unlink"] = FS.unlink;Module["FS_createLazyFile"] = FS.createLazyFile;Module["FS_createDevice"] = FS.createDevice;; ERRNO_CODES = { 'EPERM': 63, 'ENOENT': 44, 'ESRCH': 71, 'EINTR': 27, 'EIO': 29, 'ENXIO': 60, 'E2BIG': 1, 'ENOEXEC': 45, 'EBADF': 8, 'ECHILD': 12, 'EAGAIN': 6, 'EWOULDBLOCK': 6, 'ENOMEM': 48, 'EACCES': 2, 'EFAULT': 21, 'ENOTBLK': 105, 'EBUSY': 10, 'EEXIST': 20, 'EXDEV': 75, 'ENODEV': 43, 'ENOTDIR': 54, 'EISDIR': 31, 'EINVAL': 28, 'ENFILE': 41, 'EMFILE': 33, 'ENOTTY': 59, 'ETXTBSY': 74, 'EFBIG': 22, 'ENOSPC': 51, 'ESPIPE': 70, 'EROFS': 69, 'EMLINK': 34, 'EPIPE': 64, 'EDOM': 18, 'ERANGE': 68, 'ENOMSG': 49, 'EIDRM': 24, 'ECHRNG': 106, 'EL2NSYNC': 156, 'EL3HLT': 107, 'EL3RST': 108, 'ELNRNG': 109, 'EUNATCH': 110, 'ENOCSI': 111, 'EL2HLT': 112, 'EDEADLK': 16, 'ENOLCK': 46, 'EBADE': 113, 'EBADR': 114, 'EXFULL': 115, 'ENOANO': 104, 'EBADRQC': 103, 'EBADSLT': 102, 'EDEADLOCK': 16, 'EBFONT': 101, 'ENOSTR': 100, 'ENODATA': 116, 'ETIME': 117, 'ENOSR': 118, 'ENONET': 119, 'ENOPKG': 120, 'EREMOTE': 121, 'ENOLINK': 47, 'EADV': 122, 'ESRMNT': 123, 'ECOMM': 124, 'EPROTO': 65, 'EMULTIHOP': 36, 'EDOTDOT': 125, 'EBADMSG': 9, 'ENOTUNIQ': 126, 'EBADFD': 127, 'EREMCHG': 128, 'ELIBACC': 129, 'ELIBBAD': 130, 'ELIBSCN': 131, 'ELIBMAX': 132, 'ELIBEXEC': 133, 'ENOSYS': 52, 'ENOTEMPTY': 55, 'ENAMETOOLONG': 37, 'ELOOP': 32, 'EOPNOTSUPP': 138, 'EPFNOSUPPORT': 139, 'ECONNRESET': 15, 'ENOBUFS': 42, 'EAFNOSUPPORT': 5, 'EPROTOTYPE': 67, 'ENOTSOCK': 57, 'ENOPROTOOPT': 50, 'ESHUTDOWN': 140, 'ECONNREFUSED': 14, 'EADDRINUSE': 3, 'ECONNABORTED': 13, 'ENETUNREACH': 40, 'ENETDOWN': 38, 'ETIMEDOUT': 73, 'EHOSTDOWN': 142, 'EHOSTUNREACH': 23, 'EINPROGRESS': 26, 'EALREADY': 7, 'EDESTADDRREQ': 17, 'EMSGSIZE': 35, 'EPROTONOSUPPORT': 66, 'ESOCKTNOSUPPORT': 137, 'EADDRNOTAVAIL': 4, 'ENETRESET': 39, 'EISCONN': 30, 'ENOTCONN': 53, 'ETOOMANYREFS': 141, 'EUSERS': 136, 'EDQUOT': 19, 'ESTALE': 72, 'ENOTSUP': 138, 'ENOMEDIUM': 148, 'EILSEQ': 25, 'EOVERFLOW': 61, 'ECANCELED': 11, 'ENOTRECOVERABLE': 56, 'EOWNERDEAD': 62, 'ESTRPIPE': 135, };; // exports Module["requestFullscreen"] = function Module_requestFullscreen(lockPointer, resizeCanvas) { Browser.requestFullscreen(lockPointer, resizeCanvas) }; Module["requestFullScreen"] = function Module_requestFullScreen() { Browser.requestFullScreen() }; Module["requestAnimationFrame"] = function Module_requestAnimationFrame(func) { Browser.requestAnimationFrame(func) }; Module["setCanvasSize"] = function Module_setCanvasSize(width, height, noUpdates) { Browser.setCanvasSize(width, height, noUpdates) }; Module["pauseMainLoop"] = function Module_pauseMainLoop() { Browser.mainLoop.pause() }; Module["resumeMainLoop"] = function Module_resumeMainLoop() { Browser.mainLoop.resume() }; Module["getUserMedia"] = function Module_getUserMedia() { Browser.getUserMedia() }; Module["createContext"] = function Module_createContext(canvas, useWebGL, setInModule, webGLContextAttributes) { return Browser.createContext(canvas, useWebGL, setInModule, webGLContextAttributes) }; var preloadedImages = {}; var preloadedAudios = {};; var GLctx;; for (var i = 0; i < 32; ++i) tempFixedLengthArray.push(new Array(i));; // include: base64Utils.js // Copied from https://github.com/strophe/strophejs/blob/e06d027/src/polyfills.js#L149 // This code was written by Tyler Akins and has been placed in the // public domain. It would be nice if you left this header intact. // Base64 code from Tyler Akins -- http://rumkin.com /** * Decodes a base64 string. * @param {string} input The string to decode. */ var decodeBase64 = typeof atob == 'function' ? atob : function (input) { var keyStr = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; var output = ''; var chr1, chr2, chr3; var enc1, enc2, enc3, enc4; var i = 0; // remove all characters that are not A-Z, a-z, 0-9, +, /, or = input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ''); do { enc1 = keyStr.indexOf(input.charAt(i++)); enc2 = keyStr.indexOf(input.charAt(i++)); enc3 = keyStr.indexOf(input.charAt(i++)); enc4 = keyStr.indexOf(input.charAt(i++)); chr1 = (enc1 << 2) | (enc2 >> 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 (i < input.length); return output; }; // Converts a string of base64 into a byte array. // Throws error on invalid input. function intArrayFromBase64(s) { if (typeof ENVIRONMENT_IS_NODE == 'boolean' && ENVIRONMENT_IS_NODE) { var buf = Buffer.from(s, 'base64'); return new Uint8Array(buf['buffer'], buf['byteOffset'], buf['byteLength']); } try { var decoded = decodeBase64(s); var bytes = new Uint8Array(decoded.length); for (var i = 0 ; i < decoded.length ; ++i) { bytes[i] = decoded.charCodeAt(i); } return bytes; } catch (_) { throw new Error('Converting base64 string to bytes failed.'); } } // If filename is a base64 data URI, parses and returns data (Buffer on node, // Uint8Array otherwise). If filename is not a base64 data URI, returns undefined. function tryParseAsDataURI(filename) { if (!isDataURI(filename)) { return; } return intArrayFromBase64(filename.slice(dataURIPrefix.length)); } // end include: base64Utils.js function checkIncomingModuleAPI() { ignoredModuleProp('fetchSettings'); } var wasmImports = { "__assert_fail": ___assert_fail, "__cxa_rethrow": ___cxa_rethrow, "__cxa_throw": ___cxa_throw, "__syscall_fcntl64": ___syscall_fcntl64, "__syscall_ioctl": ___syscall_ioctl, "__syscall_openat": ___syscall_openat, "_emscripten_get_now_is_monotonic": __emscripten_get_now_is_monotonic, "_emscripten_throw_longjmp": __emscripten_throw_longjmp, "abort": _abort, "eglBindAPI": _eglBindAPI, "eglChooseConfig": _eglChooseConfig, "eglCreateContext": _eglCreateContext, "eglCreateWindowSurface": _eglCreateWindowSurface, "eglDestroyContext": _eglDestroyContext, "eglDestroySurface": _eglDestroySurface, "eglGetConfigAttrib": _eglGetConfigAttrib, "eglGetDisplay": _eglGetDisplay, "eglGetError": _eglGetError, "eglInitialize": _eglInitialize, "eglMakeCurrent": _eglMakeCurrent, "eglQueryString": _eglQueryString, "eglSwapBuffers": _eglSwapBuffers, "eglSwapInterval": _eglSwapInterval, "eglTerminate": _eglTerminate, "eglWaitGL": _eglWaitGL, "eglWaitNative": _eglWaitNative, "emscripten_asm_const_int": _emscripten_asm_const_int, "emscripten_asm_const_int_sync_on_main_thread": _emscripten_asm_const_int_sync_on_main_thread, "emscripten_cancel_main_loop": _emscripten_cancel_main_loop, "emscripten_date_now": _emscripten_date_now, "emscripten_exit_fullscreen": _emscripten_exit_fullscreen, "emscripten_exit_pointerlock": _emscripten_exit_pointerlock, "emscripten_get_device_pixel_ratio": _emscripten_get_device_pixel_ratio, "emscripten_get_element_css_size": _emscripten_get_element_css_size, "emscripten_get_gamepad_status": _emscripten_get_gamepad_status, "emscripten_get_now": _emscripten_get_now, "emscripten_get_num_gamepads": _emscripten_get_num_gamepads, "emscripten_get_screen_size": _emscripten_get_screen_size, "emscripten_glActiveTexture": _emscripten_glActiveTexture, "emscripten_glAttachShader": _emscripten_glAttachShader, "emscripten_glBeginQuery": _emscripten_glBeginQuery, "emscripten_glBeginQueryEXT": _emscripten_glBeginQueryEXT, "emscripten_glBeginTransformFeedback": _emscripten_glBeginTransformFeedback, "emscripten_glBindAttribLocation": _emscripten_glBindAttribLocation, "emscripten_glBindBuffer": _emscripten_glBindBuffer, "emscripten_glBindBufferBase": _emscripten_glBindBufferBase, "emscripten_glBindBufferRange": _emscripten_glBindBufferRange, "emscripten_glBindFramebuffer": _emscripten_glBindFramebuffer, "emscripten_glBindRenderbuffer": _emscripten_glBindRenderbuffer, "emscripten_glBindSampler": _emscripten_glBindSampler, "emscripten_glBindTexture": _emscripten_glBindTexture, "emscripten_glBindTransformFeedback": _emscripten_glBindTransformFeedback, "emscripten_glBindVertexArray": _emscripten_glBindVertexArray, "emscripten_glBindVertexArrayOES": _emscripten_glBindVertexArrayOES, "emscripten_glBlendColor": _emscripten_glBlendColor, "emscripten_glBlendEquation": _emscripten_glBlendEquation, "emscripten_glBlendEquationSeparate": _emscripten_glBlendEquationSeparate, "emscripten_glBlendFunc": _emscripten_glBlendFunc, "emscripten_glBlendFuncSeparate": _emscripten_glBlendFuncSeparate, "emscripten_glBlitFramebuffer": _emscripten_glBlitFramebuffer, "emscripten_glBufferData": _emscripten_glBufferData, "emscripten_glBufferSubData": _emscripten_glBufferSubData, "emscripten_glCheckFramebufferStatus": _emscripten_glCheckFramebufferStatus, "emscripten_glClear": _emscripten_glClear, "emscripten_glClearBufferfi": _emscripten_glClearBufferfi, "emscripten_glClearBufferfv": _emscripten_glClearBufferfv, "emscripten_glClearBufferiv": _emscripten_glClearBufferiv, "emscripten_glClearBufferuiv": _emscripten_glClearBufferuiv, "emscripten_glClearColor": _emscripten_glClearColor, "emscripten_glClearDepthf": _emscripten_glClearDepthf, "emscripten_glClearStencil": _emscripten_glClearStencil, "emscripten_glClientWaitSync": _emscripten_glClientWaitSync, "emscripten_glColorMask": _emscripten_glColorMask, "emscripten_glCompileShader": _emscripten_glCompileShader, "emscripten_glCompressedTexImage2D": _emscripten_glCompressedTexImage2D, "emscripten_glCompressedTexImage3D": _emscripten_glCompressedTexImage3D, "emscripten_glCompressedTexSubImage2D": _emscripten_glCompressedTexSubImage2D, "emscripten_glCompressedTexSubImage3D": _emscripten_glCompressedTexSubImage3D, "emscripten_glCopyBufferSubData": _emscripten_glCopyBufferSubData, "emscripten_glCopyTexImage2D": _emscripten_glCopyTexImage2D, "emscripten_glCopyTexSubImage2D": _emscripten_glCopyTexSubImage2D, "emscripten_glCopyTexSubImage3D": _emscripten_glCopyTexSubImage3D, "emscripten_glCreateProgram": _emscripten_glCreateProgram, "emscripten_glCreateShader": _emscripten_glCreateShader, "emscripten_glCullFace": _emscripten_glCullFace, "emscripten_glDeleteBuffers": _emscripten_glDeleteBuffers, "emscripten_glDeleteFramebuffers": _emscripten_glDeleteFramebuffers, "emscripten_glDeleteProgram": _emscripten_glDeleteProgram, "emscripten_glDeleteQueries": _emscripten_glDeleteQueries, "emscripten_glDeleteQueriesEXT": _emscripten_glDeleteQueriesEXT, "emscripten_glDeleteRenderbuffers": _emscripten_glDeleteRenderbuffers, "emscripten_glDeleteSamplers": _emscripten_glDeleteSamplers, "emscripten_glDeleteShader": _emscripten_glDeleteShader, "emscripten_glDeleteSync": _emscripten_glDeleteSync, "emscripten_glDeleteTextures": _emscripten_glDeleteTextures, "emscripten_glDeleteTransformFeedbacks": _emscripten_glDeleteTransformFeedbacks, "emscripten_glDeleteVertexArrays": _emscripten_glDeleteVertexArrays, "emscripten_glDeleteVertexArraysOES": _emscripten_glDeleteVertexArraysOES, "emscripten_glDepthFunc": _emscripten_glDepthFunc, "emscripten_glDepthMask": _emscripten_glDepthMask, "emscripten_glDepthRangef": _emscripten_glDepthRangef, "emscripten_glDetachShader": _emscripten_glDetachShader, "emscripten_glDisable": _emscripten_glDisable, "emscripten_glDisableVertexAttribArray": _emscripten_glDisableVertexAttribArray, "emscripten_glDrawArrays": _emscripten_glDrawArrays, "emscripten_glDrawArraysInstanced": _emscripten_glDrawArraysInstanced, "emscripten_glDrawArraysInstancedANGLE": _emscripten_glDrawArraysInstancedANGLE, "emscripten_glDrawArraysInstancedARB": _emscripten_glDrawArraysInstancedARB, "emscripten_glDrawArraysInstancedEXT": _emscripten_glDrawArraysInstancedEXT, "emscripten_glDrawArraysInstancedNV": _emscripten_glDrawArraysInstancedNV, "emscripten_glDrawBuffers": _emscripten_glDrawBuffers, "emscripten_glDrawBuffersEXT": _emscripten_glDrawBuffersEXT, "emscripten_glDrawBuffersWEBGL": _emscripten_glDrawBuffersWEBGL, "emscripten_glDrawElements": _emscripten_glDrawElements, "emscripten_glDrawElementsInstanced": _emscripten_glDrawElementsInstanced, "emscripten_glDrawElementsInstancedANGLE": _emscripten_glDrawElementsInstancedANGLE, "emscripten_glDrawElementsInstancedARB": _emscripten_glDrawElementsInstancedARB, "emscripten_glDrawElementsInstancedEXT": _emscripten_glDrawElementsInstancedEXT, "emscripten_glDrawElementsInstancedNV": _emscripten_glDrawElementsInstancedNV, "emscripten_glDrawRangeElements": _emscripten_glDrawRangeElements, "emscripten_glEnable": _emscripten_glEnable, "emscripten_glEnableVertexAttribArray": _emscripten_glEnableVertexAttribArray, "emscripten_glEndQuery": _emscripten_glEndQuery, "emscripten_glEndQueryEXT": _emscripten_glEndQueryEXT, "emscripten_glEndTransformFeedback": _emscripten_glEndTransformFeedback, "emscripten_glFenceSync": _emscripten_glFenceSync, "emscripten_glFinish": _emscripten_glFinish, "emscripten_glFlush": _emscripten_glFlush, "emscripten_glFramebufferRenderbuffer": _emscripten_glFramebufferRenderbuffer, "emscripten_glFramebufferTexture2D": _emscripten_glFramebufferTexture2D, "emscripten_glFramebufferTextureLayer": _emscripten_glFramebufferTextureLayer, "emscripten_glFrontFace": _emscripten_glFrontFace, "emscripten_glGenBuffers": _emscripten_glGenBuffers, "emscripten_glGenFramebuffers": _emscripten_glGenFramebuffers, "emscripten_glGenQueries": _emscripten_glGenQueries, "emscripten_glGenQueriesEXT": _emscripten_glGenQueriesEXT, "emscripten_glGenRenderbuffers": _emscripten_glGenRenderbuffers, "emscripten_glGenSamplers": _emscripten_glGenSamplers, "emscripten_glGenTextures": _emscripten_glGenTextures, "emscripten_glGenTransformFeedbacks": _emscripten_glGenTransformFeedbacks, "emscripten_glGenVertexArrays": _emscripten_glGenVertexArrays, "emscripten_glGenVertexArraysOES": _emscripten_glGenVertexArraysOES, "emscripten_glGenerateMipmap": _emscripten_glGenerateMipmap, "emscripten_glGetActiveAttrib": _emscripten_glGetActiveAttrib, "emscripten_glGetActiveUniform": _emscripten_glGetActiveUniform, "emscripten_glGetActiveUniformBlockName": _emscripten_glGetActiveUniformBlockName, "emscripten_glGetActiveUniformBlockiv": _emscripten_glGetActiveUniformBlockiv, "emscripten_glGetActiveUniformsiv": _emscripten_glGetActiveUniformsiv, "emscripten_glGetAttachedShaders": _emscripten_glGetAttachedShaders, "emscripten_glGetAttribLocation": _emscripten_glGetAttribLocation, "emscripten_glGetBooleanv": _emscripten_glGetBooleanv, "emscripten_glGetBufferParameteri64v": _emscripten_glGetBufferParameteri64v, "emscripten_glGetBufferParameteriv": _emscripten_glGetBufferParameteriv, "emscripten_glGetError": _emscripten_glGetError, "emscripten_glGetFloatv": _emscripten_glGetFloatv, "emscripten_glGetFragDataLocation": _emscripten_glGetFragDataLocation, "emscripten_glGetFramebufferAttachmentParameteriv": _emscripten_glGetFramebufferAttachmentParameteriv, "emscripten_glGetInteger64i_v": _emscripten_glGetInteger64i_v, "emscripten_glGetInteger64v": _emscripten_glGetInteger64v, "emscripten_glGetIntegeri_v": _emscripten_glGetIntegeri_v, "emscripten_glGetIntegerv": _emscripten_glGetIntegerv, "emscripten_glGetInternalformativ": _emscripten_glGetInternalformativ, "emscripten_glGetProgramBinary": _emscripten_glGetProgramBinary, "emscripten_glGetProgramInfoLog": _emscripten_glGetProgramInfoLog, "emscripten_glGetProgramiv": _emscripten_glGetProgramiv, "emscripten_glGetQueryObjecti64vEXT": _emscripten_glGetQueryObjecti64vEXT, "emscripten_glGetQueryObjectivEXT": _emscripten_glGetQueryObjectivEXT, "emscripten_glGetQueryObjectui64vEXT": _emscripten_glGetQueryObjectui64vEXT, "emscripten_glGetQueryObjectuiv": _emscripten_glGetQueryObjectuiv, "emscripten_glGetQueryObjectuivEXT": _emscripten_glGetQueryObjectuivEXT, "emscripten_glGetQueryiv": _emscripten_glGetQueryiv, "emscripten_glGetQueryivEXT": _emscripten_glGetQueryivEXT, "emscripten_glGetRenderbufferParameteriv": _emscripten_glGetRenderbufferParameteriv, "emscripten_glGetSamplerParameterfv": _emscripten_glGetSamplerParameterfv, "emscripten_glGetSamplerParameteriv": _emscripten_glGetSamplerParameteriv, "emscripten_glGetShaderInfoLog": _emscripten_glGetShaderInfoLog, "emscripten_glGetShaderPrecisionFormat": _emscripten_glGetShaderPrecisionFormat, "emscripten_glGetShaderSource": _emscripten_glGetShaderSource, "emscripten_glGetShaderiv": _emscripten_glGetShaderiv, "emscripten_glGetString": _emscripten_glGetString, "emscripten_glGetStringi": _emscripten_glGetStringi, "emscripten_glGetSynciv": _emscripten_glGetSynciv, "emscripten_glGetTexParameterfv": _emscripten_glGetTexParameterfv, "emscripten_glGetTexParameteriv": _emscripten_glGetTexParameteriv, "emscripten_glGetTransformFeedbackVarying": _emscripten_glGetTransformFeedbackVarying, "emscripten_glGetUniformBlockIndex": _emscripten_glGetUniformBlockIndex, "emscripten_glGetUniformIndices": _emscripten_glGetUniformIndices, "emscripten_glGetUniformLocation": _emscripten_glGetUniformLocation, "emscripten_glGetUniformfv": _emscripten_glGetUniformfv, "emscripten_glGetUniformiv": _emscripten_glGetUniformiv, "emscripten_glGetUniformuiv": _emscripten_glGetUniformuiv, "emscripten_glGetVertexAttribIiv": _emscripten_glGetVertexAttribIiv, "emscripten_glGetVertexAttribIuiv": _emscripten_glGetVertexAttribIuiv, "emscripten_glGetVertexAttribPointerv": _emscripten_glGetVertexAttribPointerv, "emscripten_glGetVertexAttribfv": _emscripten_glGetVertexAttribfv, "emscripten_glGetVertexAttribiv": _emscripten_glGetVertexAttribiv, "emscripten_glHint": _emscripten_glHint, "emscripten_glInvalidateFramebuffer": _emscripten_glInvalidateFramebuffer, "emscripten_glInvalidateSubFramebuffer": _emscripten_glInvalidateSubFramebuffer, "emscripten_glIsBuffer": _emscripten_glIsBuffer, "emscripten_glIsEnabled": _emscripten_glIsEnabled, "emscripten_glIsFramebuffer": _emscripten_glIsFramebuffer, "emscripten_glIsProgram": _emscripten_glIsProgram, "emscripten_glIsQuery": _emscripten_glIsQuery, "emscripten_glIsQueryEXT": _emscripten_glIsQueryEXT, "emscripten_glIsRenderbuffer": _emscripten_glIsRenderbuffer, "emscripten_glIsSampler": _emscripten_glIsSampler, "emscripten_glIsShader": _emscripten_glIsShader, "emscripten_glIsSync": _emscripten_glIsSync, "emscripten_glIsTexture": _emscripten_glIsTexture, "emscripten_glIsTransformFeedback": _emscripten_glIsTransformFeedback, "emscripten_glIsVertexArray": _emscripten_glIsVertexArray, "emscripten_glIsVertexArrayOES": _emscripten_glIsVertexArrayOES, "emscripten_glLineWidth": _emscripten_glLineWidth, "emscripten_glLinkProgram": _emscripten_glLinkProgram, "emscripten_glPauseTransformFeedback": _emscripten_glPauseTransformFeedback, "emscripten_glPixelStorei": _emscripten_glPixelStorei, "emscripten_glPolygonOffset": _emscripten_glPolygonOffset, "emscripten_glProgramBinary": _emscripten_glProgramBinary, "emscripten_glProgramParameteri": _emscripten_glProgramParameteri, "emscripten_glQueryCounterEXT": _emscripten_glQueryCounterEXT, "emscripten_glReadBuffer": _emscripten_glReadBuffer, "emscripten_glReadPixels": _emscripten_glReadPixels, "emscripten_glReleaseShaderCompiler": _emscripten_glReleaseShaderCompiler, "emscripten_glRenderbufferStorage": _emscripten_glRenderbufferStorage, "emscripten_glRenderbufferStorageMultisample": _emscripten_glRenderbufferStorageMultisample, "emscripten_glResumeTransformFeedback": _emscripten_glResumeTransformFeedback, "emscripten_glSampleCoverage": _emscripten_glSampleCoverage, "emscripten_glSamplerParameterf": _emscripten_glSamplerParameterf, "emscripten_glSamplerParameterfv": _emscripten_glSamplerParameterfv, "emscripten_glSamplerParameteri": _emscripten_glSamplerParameteri, "emscripten_glSamplerParameteriv": _emscripten_glSamplerParameteriv, "emscripten_glScissor": _emscripten_glScissor, "emscripten_glShaderBinary": _emscripten_glShaderBinary, "emscripten_glShaderSource": _emscripten_glShaderSource, "emscripten_glStencilFunc": _emscripten_glStencilFunc, "emscripten_glStencilFuncSeparate": _emscripten_glStencilFuncSeparate, "emscripten_glStencilMask": _emscripten_glStencilMask, "emscripten_glStencilMaskSeparate": _emscripten_glStencilMaskSeparate, "emscripten_glStencilOp": _emscripten_glStencilOp, "emscripten_glStencilOpSeparate": _emscripten_glStencilOpSeparate, "emscripten_glTexImage2D": _emscripten_glTexImage2D, "emscripten_glTexImage3D": _emscripten_glTexImage3D, "emscripten_glTexParameterf": _emscripten_glTexParameterf, "emscripten_glTexParameterfv": _emscripten_glTexParameterfv, "emscripten_glTexParameteri": _emscripten_glTexParameteri, "emscripten_glTexParameteriv": _emscripten_glTexParameteriv, "emscripten_glTexStorage2D": _emscripten_glTexStorage2D, "emscripten_glTexStorage3D": _emscripten_glTexStorage3D, "emscripten_glTexSubImage2D": _emscripten_glTexSubImage2D, "emscripten_glTexSubImage3D": _emscripten_glTexSubImage3D, "emscripten_glTransformFeedbackVaryings": _emscripten_glTransformFeedbackVaryings, "emscripten_glUniform1f": _emscripten_glUniform1f, "emscripten_glUniform1fv": _emscripten_glUniform1fv, "emscripten_glUniform1i": _emscripten_glUniform1i, "emscripten_glUniform1iv": _emscripten_glUniform1iv, "emscripten_glUniform1ui": _emscripten_glUniform1ui, "emscripten_glUniform1uiv": _emscripten_glUniform1uiv, "emscripten_glUniform2f": _emscripten_glUniform2f, "emscripten_glUniform2fv": _emscripten_glUniform2fv, "emscripten_glUniform2i": _emscripten_glUniform2i, "emscripten_glUniform2iv": _emscripten_glUniform2iv, "emscripten_glUniform2ui": _emscripten_glUniform2ui, "emscripten_glUniform2uiv": _emscripten_glUniform2uiv, "emscripten_glUniform3f": _emscripten_glUniform3f, "emscripten_glUniform3fv": _emscripten_glUniform3fv, "emscripten_glUniform3i": _emscripten_glUniform3i, "emscripten_glUniform3iv": _emscripten_glUniform3iv, "emscripten_glUniform3ui": _emscripten_glUniform3ui, "emscripten_glUniform3uiv": _emscripten_glUniform3uiv, "emscripten_glUniform4f": _emscripten_glUniform4f, "emscripten_glUniform4fv": _emscripten_glUniform4fv, "emscripten_glUniform4i": _emscripten_glUniform4i, "emscripten_glUniform4iv": _emscripten_glUniform4iv, "emscripten_glUniform4ui": _emscripten_glUniform4ui, "emscripten_glUniform4uiv": _emscripten_glUniform4uiv, "emscripten_glUniformBlockBinding": _emscripten_glUniformBlockBinding, "emscripten_glUniformMatrix2fv": _emscripten_glUniformMatrix2fv, "emscripten_glUniformMatrix2x3fv": _emscripten_glUniformMatrix2x3fv, "emscripten_glUniformMatrix2x4fv": _emscripten_glUniformMatrix2x4fv, "emscripten_glUniformMatrix3fv": _emscripten_glUniformMatrix3fv, "emscripten_glUniformMatrix3x2fv": _emscripten_glUniformMatrix3x2fv, "emscripten_glUniformMatrix3x4fv": _emscripten_glUniformMatrix3x4fv, "emscripten_glUniformMatrix4fv": _emscripten_glUniformMatrix4fv, "emscripten_glUniformMatrix4x2fv": _emscripten_glUniformMatrix4x2fv, "emscripten_glUniformMatrix4x3fv": _emscripten_glUniformMatrix4x3fv, "emscripten_glUseProgram": _emscripten_glUseProgram, "emscripten_glValidateProgram": _emscripten_glValidateProgram, "emscripten_glVertexAttrib1f": _emscripten_glVertexAttrib1f, "emscripten_glVertexAttrib1fv": _emscripten_glVertexAttrib1fv, "emscripten_glVertexAttrib2f": _emscripten_glVertexAttrib2f, "emscripten_glVertexAttrib2fv": _emscripten_glVertexAttrib2fv, "emscripten_glVertexAttrib3f": _emscripten_glVertexAttrib3f, "emscripten_glVertexAttrib3fv": _emscripten_glVertexAttrib3fv, "emscripten_glVertexAttrib4f": _emscripten_glVertexAttrib4f, "emscripten_glVertexAttrib4fv": _emscripten_glVertexAttrib4fv, "emscripten_glVertexAttribDivisor": _emscripten_glVertexAttribDivisor, "emscripten_glVertexAttribDivisorANGLE": _emscripten_glVertexAttribDivisorANGLE, "emscripten_glVertexAttribDivisorARB": _emscripten_glVertexAttribDivisorARB, "emscripten_glVertexAttribDivisorEXT": _emscripten_glVertexAttribDivisorEXT, "emscripten_glVertexAttribDivisorNV": _emscripten_glVertexAttribDivisorNV, "emscripten_glVertexAttribI4i": _emscripten_glVertexAttribI4i, "emscripten_glVertexAttribI4iv": _emscripten_glVertexAttribI4iv, "emscripten_glVertexAttribI4ui": _emscripten_glVertexAttribI4ui, "emscripten_glVertexAttribI4uiv": _emscripten_glVertexAttribI4uiv, "emscripten_glVertexAttribIPointer": _emscripten_glVertexAttribIPointer, "emscripten_glVertexAttribPointer": _emscripten_glVertexAttribPointer, "emscripten_glViewport": _emscripten_glViewport, "emscripten_glWaitSync": _emscripten_glWaitSync, "emscripten_has_asyncify": _emscripten_has_asyncify, "emscripten_memcpy_big": _emscripten_memcpy_big, "emscripten_request_fullscreen_strategy": _emscripten_request_fullscreen_strategy, "emscripten_request_pointerlock": _emscripten_request_pointerlock, "emscripten_resize_heap": _emscripten_resize_heap, "emscripten_sample_gamepad_data": _emscripten_sample_gamepad_data, "emscripten_set_beforeunload_callback_on_thread": _emscripten_set_beforeunload_callback_on_thread, "emscripten_set_blur_callback_on_thread": _emscripten_set_blur_callback_on_thread, "emscripten_set_canvas_element_size": _emscripten_set_canvas_element_size, "emscripten_set_element_css_size": _emscripten_set_element_css_size, "emscripten_set_focus_callback_on_thread": _emscripten_set_focus_callback_on_thread, "emscripten_set_fullscreenchange_callback_on_thread": _emscripten_set_fullscreenchange_callback_on_thread, "emscripten_set_gamepadconnected_callback_on_thread": _emscripten_set_gamepadconnected_callback_on_thread, "emscripten_set_gamepaddisconnected_callback_on_thread": _emscripten_set_gamepaddisconnected_callback_on_thread, "emscripten_set_keydown_callback_on_thread": _emscripten_set_keydown_callback_on_thread, "emscripten_set_keypress_callback_on_thread": _emscripten_set_keypress_callback_on_thread, "emscripten_set_keyup_callback_on_thread": _emscripten_set_keyup_callback_on_thread, "emscripten_set_main_loop": _emscripten_set_main_loop, "emscripten_set_mousedown_callback_on_thread": _emscripten_set_mousedown_callback_on_thread, "emscripten_set_mouseenter_callback_on_thread": _emscripten_set_mouseenter_callback_on_thread, "emscripten_set_mouseleave_callback_on_thread": _emscripten_set_mouseleave_callback_on_thread, "emscripten_set_mousemove_callback_on_thread": _emscripten_set_mousemove_callback_on_thread, "emscripten_set_mouseup_callback_on_thread": _emscripten_set_mouseup_callback_on_thread, "emscripten_set_pointerlockchange_callback_on_thread": _emscripten_set_pointerlockchange_callback_on_thread, "emscripten_set_resize_callback_on_thread": _emscripten_set_resize_callback_on_thread, "emscripten_set_touchcancel_callback_on_thread": _emscripten_set_touchcancel_callback_on_thread, "emscripten_set_touchend_callback_on_thread": _emscripten_set_touchend_callback_on_thread, "emscripten_set_touchmove_callback_on_thread": _emscripten_set_touchmove_callback_on_thread, "emscripten_set_touchstart_callback_on_thread": _emscripten_set_touchstart_callback_on_thread, "emscripten_set_visibilitychange_callback_on_thread": _emscripten_set_visibilitychange_callback_on_thread, "emscripten_set_wheel_callback_on_thread": _emscripten_set_wheel_callback_on_thread, "emscripten_set_window_title": _emscripten_set_window_title, "emscripten_sleep": _emscripten_sleep, "environ_get": _environ_get, "environ_sizes_get": _environ_sizes_get, "fd_close": _fd_close, "fd_read": _fd_read, "fd_seek": _fd_seek, "fd_write": _fd_write, "glAttachShader": _glAttachShader, "glBindBuffer": _glBindBuffer, "glBindTexture": _glBindTexture, "glBindVertexArrayOES": _glBindVertexArrayOES, "glBlendFunc": _glBlendFunc, "glBufferData": _glBufferData, "glClear": _glClear, "glClearColor": _glClearColor, "glCompileShader": _glCompileShader, "glCreateProgram": _glCreateProgram, "glCreateShader": _glCreateShader, "glDeleteProgram": _glDeleteProgram, "glDeleteShader": _glDeleteShader, "glDeleteTextures": _glDeleteTextures, "glDrawArrays": _glDrawArrays, "glEnable": _glEnable, "glEnableVertexAttribArray": _glEnableVertexAttribArray, "glGenBuffers": _glGenBuffers, "glGenTextures": _glGenTextures, "glGenVertexArraysOES": _glGenVertexArraysOES, "glGetShaderInfoLog": _glGetShaderInfoLog, "glLinkProgram": _glLinkProgram, "glReadPixels": _glReadPixels, "glShaderSource": _glShaderSource, "glTexImage2D": _glTexImage2D, "glTexParameteri": _glTexParameteri, "glUseProgram": _glUseProgram, "glVertexAttribPointer": _glVertexAttribPointer, "glViewport": _glViewport, "invoke_ii": invoke_ii, "invoke_iii": invoke_iii, "invoke_iiii": invoke_iiii, "invoke_iiiii": invoke_iiiii, "invoke_vi": invoke_vi, "invoke_vii": invoke_vii, "invoke_viii": invoke_viii, "invoke_viiii": invoke_viiii, "strftime_l": _strftime_l }; var asm = createWasm(); /** @type {function(...*):?} */ var ___wasm_call_ctors = createExportWrapper("__wasm_call_ctors"); /** @type {function(...*):?} */ var _olc_OnPageUnload = Module["_olc_OnPageUnload"] = createExportWrapper("olc_OnPageUnload"); /** @type {function(...*):?} */ var _olc_PGE_UpdateWindowSize = Module["_olc_PGE_UpdateWindowSize"] = createExportWrapper("olc_PGE_UpdateWindowSize"); /** @type {function(...*):?} */ var _malloc = createExportWrapper("malloc"); /** @type {function(...*):?} */ var _free = createExportWrapper("free"); /** @type {function(...*):?} */ var _main = Module["_main"] = createExportWrapper("main"); /** @type {function(...*):?} */ var ___errno_location = createExportWrapper("__errno_location"); /** @type {function(...*):?} */ var _fflush = Module["_fflush"] = createExportWrapper("fflush"); /** @type {function(...*):?} */ var _setThrew = createExportWrapper("setThrew"); /** @type {function(...*):?} */ var _emscripten_stack_init = function() { return (_emscripten_stack_init = Module["asm"]["emscripten_stack_init"]).apply(null, arguments); }; /** @type {function(...*):?} */ var _emscripten_stack_get_free = function() { return (_emscripten_stack_get_free = Module["asm"]["emscripten_stack_get_free"]).apply(null, arguments); }; /** @type {function(...*):?} */ var _emscripten_stack_get_base = function() { return (_emscripten_stack_get_base = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments); }; /** @type {function(...*):?} */ var _emscripten_stack_get_end = function() { return (_emscripten_stack_get_end = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments); }; /** @type {function(...*):?} */ var stackSave = createExportWrapper("stackSave"); /** @type {function(...*):?} */ var stackRestore = createExportWrapper("stackRestore"); /** @type {function(...*):?} */ var stackAlloc = createExportWrapper("stackAlloc"); /** @type {function(...*):?} */ var _emscripten_stack_get_current = function() { return (_emscripten_stack_get_current = Module["asm"]["emscripten_stack_get_current"]).apply(null, arguments); }; /** @type {function(...*):?} */ var ___cxa_is_pointer_type = createExportWrapper("__cxa_is_pointer_type"); /** @type {function(...*):?} */ var dynCall_viijii = Module["dynCall_viijii"] = createExportWrapper("dynCall_viijii"); /** @type {function(...*):?} */ var dynCall_jijii = Module["dynCall_jijii"] = createExportWrapper("dynCall_jijii"); /** @type {function(...*):?} */ var dynCall_jiji = Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji"); /** @type {function(...*):?} */ var dynCall_ji = Module["dynCall_ji"] = createExportWrapper("dynCall_ji"); /** @type {function(...*):?} */ var dynCall_iiiiij = Module["dynCall_iiiiij"] = createExportWrapper("dynCall_iiiiij"); /** @type {function(...*):?} */ var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = createExportWrapper("dynCall_iiiiijj"); /** @type {function(...*):?} */ var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = createExportWrapper("dynCall_iiiiiijj"); function invoke_vi(index,a1) { var sp = stackSave(); try { getWasmTableEntry(index)(a1); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_iiiii(index,a1,a2,a3,a4) { var sp = stackSave(); try { return getWasmTableEntry(index)(a1,a2,a3,a4); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_ii(index,a1) { var sp = stackSave(); try { return getWasmTableEntry(index)(a1); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_iiii(index,a1,a2,a3) { var sp = stackSave(); try { return getWasmTableEntry(index)(a1,a2,a3); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_viii(index,a1,a2,a3) { var sp = stackSave(); try { getWasmTableEntry(index)(a1,a2,a3); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_iii(index,a1,a2) { var sp = stackSave(); try { return getWasmTableEntry(index)(a1,a2); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_vii(index,a1,a2) { var sp = stackSave(); try { getWasmTableEntry(index)(a1,a2); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } function invoke_viiii(index,a1,a2,a3,a4) { var sp = stackSave(); try { getWasmTableEntry(index)(a1,a2,a3,a4); } catch(e) { stackRestore(sp); if (e !== e+0) throw e; _setThrew(1, 0); } } // include: postamble.js // === Auto-generated postamble setup entry stuff === Module["addRunDependency"] = addRunDependency; Module["removeRunDependency"] = removeRunDependency; Module["FS_createPath"] = FS.createPath; Module["FS_createDataFile"] = FS.createDataFile; Module["FS_createLazyFile"] = FS.createLazyFile; Module["FS_createDevice"] = FS.createDevice; Module["FS_unlink"] = FS.unlink; Module["FS_createPreloadedFile"] = FS.createPreloadedFile; var missingLibrarySymbols = [ 'ydayFromDate', 'inetPton4', 'inetNtop4', 'inetPton6', 'inetNtop6', 'readSockaddr', 'writeSockaddr', 'getHostByName', 'traverseStack', 'getCallstack', 'emscriptenLog', 'convertPCtoSourceLocation', 'jstoi_s', 'getDynCaller', 'runtimeKeepalivePush', 'runtimeKeepalivePop', 'asmjsMangle', 'HandleAllocator', 'getNativeTypeSize', 'STACK_SIZE', 'STACK_ALIGN', 'POINTER_SIZE', 'ASSERTIONS', 'writeI53ToI64Clamped', 'writeI53ToI64Signaling', 'writeI53ToU64Clamped', 'writeI53ToU64Signaling', 'convertU32PairToI53', 'getCFunc', 'ccall', 'cwrap', 'uleb128Encode', 'sigToWasmTypes', 'generateFuncType', 'convertJsFunctionToWasm', 'getEmptyTableSlot', 'updateTableMap', 'getFunctionAddress', 'addFunction', 'removeFunction', 'reallyNegative', 'unSign', 'strLen', 'reSign', 'formatString', 'intArrayToString', 'AsciiToString', 'UTF16ToString', 'stringToUTF16', 'lengthBytesUTF16', 'UTF32ToString', 'stringToUTF32', 'lengthBytesUTF32', 'fillDeviceOrientationEventData', 'registerDeviceOrientationEventCallback', 'fillDeviceMotionEventData', 'registerDeviceMotionEventCallback', 'screenOrientation', 'fillOrientationChangeEventData', 'registerOrientationChangeEventCallback', 'hideEverythingExceptGivenElement', 'restoreHiddenElements', 'softFullscreenResizeWebGLRenderTarget', 'registerPointerlockErrorEventCallback', 'fillBatteryEventData', 'battery', 'registerBatteryEventCallback', 'jsStackTrace', 'stackTrace', 'checkWasiClock', 'wasiRightsToMuslOFlags', 'wasiOFlagsToMuslOFlags', 'createDyncallWrapper', 'setImmediateWrapped', 'clearImmediateWrapped', 'polyfillSetImmediate', 'getPromise', 'makePromise', 'idsToPromises', 'makePromiseCallback', 'getSocketFromFD', 'getSocketAddress', '_setNetworkCallback', 'writeGLArray', 'registerWebGlEventCallback', 'runAndAbortIfError', 'GLFW_Window', 'ALLOC_NORMAL', 'ALLOC_STACK', 'allocate', 'writeStringToMemory', 'writeAsciiToMemory', ]; missingLibrarySymbols.forEach(missingLibrarySymbol) var unexportedSymbols = [ 'run', 'addOnPreRun', 'addOnInit', 'addOnPreMain', 'addOnExit', 'addOnPostRun', 'FS_createFolder', 'FS_createLink', 'out', 'err', 'callMain', 'abort', 'keepRuntimeAlive', 'wasmMemory', 'stackAlloc', 'stackSave', 'stackRestore', 'getTempRet0', 'setTempRet0', 'writeStackCookie', 'checkStackCookie', 'ptrToString', 'zeroMemory', 'exitJS', 'getHeapMax', 'emscripten_realloc_buffer', 'ENV', 'MONTH_DAYS_REGULAR', 'MONTH_DAYS_LEAP', 'MONTH_DAYS_REGULAR_CUMULATIVE', 'MONTH_DAYS_LEAP_CUMULATIVE', 'isLeapYear', 'arraySum', 'addDays', 'ERRNO_CODES', 'ERRNO_MESSAGES', 'setErrNo', 'DNS', 'Protocols', 'Sockets', 'initRandomFill', 'randomFill', 'timers', 'warnOnce', 'UNWIND_CACHE', 'readEmAsmArgsArray', 'readEmAsmArgs', 'runEmAsmFunction', 'runMainThreadEmAsm', 'jstoi_q', 'getExecutableName', 'listenOnce', 'autoResumeAudioContext', 'dynCallLegacy', 'dynCall', 'handleException', 'callUserCallback', 'maybeExit', 'safeSetTimeout', 'asyncLoad', 'alignMemory', 'mmapAlloc', 'writeI53ToI64', 'readI53FromI64', 'readI53FromU64', 'convertI32PairToI53', 'convertI32PairToI53Checked', 'freeTableIndexes', 'functionsInTableMap', 'setValue', 'getValue', 'PATH', 'PATH_FS', 'UTF8Decoder', 'UTF8ArrayToString', 'UTF8ToString', 'stringToUTF8Array', 'stringToUTF8', 'lengthBytesUTF8', 'intArrayFromString', 'stringToAscii', 'UTF16Decoder', 'stringToNewUTF8', 'stringToUTF8OnStack', 'writeArrayToMemory', 'JSEvents', 'registerKeyEventCallback', 'specialHTMLTargets', 'maybeCStringToJsString', 'findEventTarget', 'findCanvasEventTarget', 'getBoundingClientRect', 'fillMouseEventData', 'registerMouseEventCallback', 'registerWheelEventCallback', 'registerUiEventCallback', 'registerFocusEventCallback', 'fillFullscreenChangeEventData', 'registerFullscreenChangeEventCallback', 'JSEvents_requestFullscreen', 'JSEvents_resizeCanvasForFullscreen', 'registerRestoreOldStyle', 'setLetterbox', 'currentFullscreenStrategy', 'restoreOldWindowedStyle', 'doRequestFullscreen', 'fillPointerlockChangeEventData', 'registerPointerlockChangeEventCallback', 'requestPointerLock', 'fillVisibilityChangeEventData', 'registerVisibilityChangeEventCallback', 'registerTouchEventCallback', 'fillGamepadEventData', 'registerGamepadEventCallback', 'registerBeforeUnloadEventCallback', 'setCanvasElementSize', 'getCanvasElementSize', 'demangle', 'demangleAll', 'ExitStatus', 'getEnvStrings', 'doReadv', 'doWritev', 'dlopenMissingError', 'promiseMap', 'uncaughtExceptionCount', 'exceptionLast', 'exceptionCaught', 'ExceptionInfo', 'Browser', 'setMainLoop', 'wget', 'SYSCALLS', 'preloadPlugins', 'FS_modeStringToFlags', 'FS_getMode', 'FS', 'MEMFS', 'TTY', 'PIPEFS', 'SOCKFS', 'tempFixedLengthArray', 'miniTempWebGLFloatBuffers', 'miniTempWebGLIntBuffers', 'heapObjectForWebGLType', 'heapAccessShiftForWebGLHeap', 'webgl_enable_WEBGL_multi_draw', 'GL', 'emscriptenWebGLGet', 'computeUnpackAlignedImageSize', 'colorChannelsInGlTextureFormat', 'emscriptenWebGLGetTexPixelData', '__glGenObject', 'emscriptenWebGLGetUniform', 'webglGetUniformLocation', 'webglPrepareUniformLocationsBeforeFirstUse', 'webglGetLeftBracePos', 'emscriptenWebGLGetVertexAttrib', '__glGetActiveAttribOrUniform', 'emscripten_webgl_power_preferences', 'AL', 'GLUT', 'EGL', 'GLEW', 'IDBStore', 'GLFW', 'emscriptenWebGLGetIndexed', 'webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance', 'webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance', 'allocateUTF8', 'allocateUTF8OnStack', ]; unexportedSymbols.forEach(unexportedRuntimeSymbol); var calledRun; dependenciesFulfilled = function runCaller() { // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) if (!calledRun) run(); if (!calledRun) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled }; function callMain() { assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); assert(__ATPRERUN__.length == 0, 'cannot call main when preRun functions remain to be called'); var entryFunction = _main; var argc = 0; var argv = 0; try { var ret = entryFunction(argc, argv); // if we're not running an evented main loop, it's time to exit exitJS(ret, /* implicit = */ true); return ret; } catch (e) { return handleException(e); } } function stackCheckInit() { // This is normally called automatically during __wasm_call_ctors but need to // get these values before even running any of the ctors so we call it redundantly // here. _emscripten_stack_init(); // TODO(sbc): Move writeStackCookie to native to to avoid this. writeStackCookie(); } function run() { if (runDependencies > 0) { return; } stackCheckInit(); preRun(); // a preRun added a dependency, run will be called later if (runDependencies > 0) { return; } function doRun() { // run may have just been called through dependencies being fulfilled just in this very frame, // or while the async setStatus time below was happening if (calledRun) return; calledRun = true; Module['calledRun'] = true; if (ABORT) return; initRuntime(); preMain(); if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized'](); if (shouldRunNow) callMain(); postRun(); } if (Module['setStatus']) { Module['setStatus']('Running...'); setTimeout(function() { setTimeout(function() { Module['setStatus'](''); }, 1); doRun(); }, 1); } else { doRun(); } checkStackCookie(); } function checkUnflushedContent() { // Compiler settings do not allow exiting the runtime, so flushing // the streams is not possible. but in ASSERTIONS mode we check // if there was something to flush, and if so tell the user they // should request that the runtime be exitable. // Normally we would not even include flush() at all, but in ASSERTIONS // builds we do so just for this check, and here we see if there is any // content to flush, that is, we check if there would have been // something a non-ASSERTIONS build would have not seen. // How we flush the streams depends on whether we are in SYSCALLS_REQUIRE_FILESYSTEM=0 // mode (which has its own special function for this; otherwise, all // the code is inside libc) var oldOut = out; var oldErr = err; var has = false; out = err = (x) => { has = true; } try { // it doesn't matter if it fails _fflush(0); // also flush in the JS FS layer ['stdout', 'stderr'].forEach(function(name) { var info = FS.analyzePath('/dev/' + name); if (!info) return; var stream = info.object; var rdev = stream.rdev; var tty = TTY.ttys[rdev]; if (tty && tty.output && tty.output.length) { has = true; } }); } catch(e) {} out = oldOut; err = oldErr; if (has) { warnOnce('stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the FAQ), or make sure to emit a newline when you printf etc.'); } } if (Module['preInit']) { if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; while (Module['preInit'].length > 0) { Module['preInit'].pop()(); } } // shouldRunNow refers to calling main(), not run(). var shouldRunNow = true; if (Module['noInitialRun']) shouldRunNow = false; run(); // end include: postamble.js