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a/2026/games_submissions/talon1024/favicon.ico +++ /dev/null diff --git a/2026/games_submissions/talon1024/index.html b/2026/games_submissions/talon1024/index.html deleted file mode 100644 index cb0c045..0000000 --- a/2026/games_submissions/talon1024/index.html +++ /dev/null @@ -1,160 +0,0 @@ -<!doctype html> -<html lang="en-us"> -<!-- -Shoot It! (c) Copyright 2026 Talon1024 - -This file is part of Shoot It! - -Shoot It! is free software: you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free Software -Foundation, either version 3 of the License, or (at your option) any later -version. - -Shoot It! is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR -A PARTICULAR PURPOSE. See the GNU General Public License for more details. - -You should have received a copy of the GNU General Public License along with -Shoot It!. If not, see <https://www.gnu.org/licenses/>. - -Modified from https://github.com/emscripten-core/emscripten/blob/main/html/shell_minimal.html -Thanks for the help with this, @LCOLONQ! ---> - <head> - <meta charset="utf-8"> - <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> - <title>Emscripten-Generated Code</title> - <style> - body { margin: 0; } - .emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; } - textarea.emscripten { font-family: monospace; width: 80%; } - div.emscripten { text-align: center; } - /* the canvas *must not* have any border or padding, or mouse coords will be wrong */ - canvas.emscripten { border: 0 none; background-color: black; } - - .emscripten_container { - width: 100%; - height: 100%; - margin: 0; - padding: 0; - border: 0 none; - } - - .spinner { - height: 50px; - width: 50px; - margin: 0px auto; - -webkit-animation: rotation .8s linear infinite; - -moz-animation: rotation .8s linear infinite; - -o-animation: rotation .8s linear infinite; - animation: rotation 0.8s linear infinite; - border-left: 10px solid rgb(0,150,240); - border-right: 10px solid rgb(0,150,240); - border-bottom: 10px solid rgb(0,150,240); - border-top: 10px solid rgb(100,0,200); - border-radius: 100%; - background-color: rgb(200,100,250); - } - @-webkit-keyframes rotation { - from {-webkit-transform: rotate(0deg);} - to {-webkit-transform: rotate(360deg);} - } - @-moz-keyframes rotation { - from {-moz-transform: rotate(0deg);} - to {-moz-transform: rotate(360deg);} - } - @-o-keyframes rotation { - from {-o-transform: rotate(0deg);} - to {-o-transform: rotate(360deg);} - } - @keyframes rotation { - from {transform: rotate(0deg);} - to {transform: rotate(360deg);} - } - - </style> - </head> - <body> - <figure style="overflow:visible;" id="spinner"><div class="spinner"></div><center style="margin-top:0.5em"><strong>emscripten</strong></center></figure> - <div class="emscripten" id="status">Downloading...</div> - <div class="emscripten"> - <progress value="0" max="100" id="progress" hidden=1></progress> - </div> - <div class="emscripten_container"> - <canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()" tabindex=-1></canvas> - </div> - <script type='text/javascript'> - var statusElement = document.getElementById('status'); - var progressElement = document.getElementById('progress'); - var spinnerElement = document.getElementById('spinner'); - var canvasElement = document.getElementById('canvas'); - // var outputElement = document.getElementById('output'); - // if (outputElement) outputElement.value = ''; // clear browser cache - - // As a default initial behavior, pop up an alert when webgl context is lost. To make your - // application robust, you may want to override this behavior before shipping! - // See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2 - canvasElement.addEventListener("webglcontextlost", (e) => { - alert('WebGL context lost. You will need to reload the page.'); - e.preventDefault(); - }, false); - - function setStatus(text) { - if (!setStatus.last) setStatus.last = { time: Date.now(), text: '' }; - if (text === setStatus.last.text) return; - var m = text.match(/([^(]+)\((\d+(\.\d+)?)\/(\d+)\)/); - var now = Date.now(); - if (m && now - setStatus.last.time < 30) return; // if this is a progress update, skip it if too soon - setStatus.last.time = now; - setStatus.last.text = text; - if (m) { - text = m[1]; - progressElement.value = parseInt(m[2])*100; - progressElement.max = parseInt(m[4])*100; - progressElement.hidden = false; - spinnerElement.hidden = false; - } else { - progressElement.value = null; - progressElement.max = null; - progressElement.hidden = true; - if (!text) spinnerElement.hidden = true; - } - statusElement.innerHTML = text; - } - - var Module = { - print(...args) { - // These replacements are necessary if you render to raw HTML - //text = text.replace(/&/g, "&"); - //text = text.replace(/</g, "<"); - //text = text.replace(/>/g, ">"); - //text = text.replace('\n', '<br>', 'g'); - console.log(...args); - /* - if (outputElement) { - var text = args.join(' '); - outputElement.value += text + "\n"; - outputElement.scrollTop = outputElement.scrollHeight; // focus on bottom - } - */ - }, - canvas: canvasElement, - setStatus: setStatus, - totalDependencies: 0, - monitorRunDependencies(left) { - this.totalDependencies = Math.max(this.totalDependencies, left); - setStatus(left ? 'Preparing... (' + (this.totalDependencies-left) + '/' + this.totalDependencies + ')' : 'All downloads complete.'); - } - }; - setStatus('Downloading...'); - window.onerror = () => { - setStatus('Exception thrown, see JavaScript console'); - spinnerElement.style.display = 'none'; - setStatus = (text) => { - if (text) console.error('[post-exception status] ' + text); - }; - }; - </script> - <script async type="text/javascript" src="index.js"></script> - </body> -</html> diff --git a/2026/games_submissions/talon1024/index.js b/2026/games_submissions/talon1024/index.js deleted file mode 100644 index e56a9c3..0000000 --- a/2026/games_submissions/talon1024/index.js +++ /dev/null @@ -1,9508 +0,0 @@ -// include: shell.js -// include: minimum_runtime_check.js -(function() { - // "30.0.0" -> 300000 - function humanReadableVersionToPacked(str) { - str = str.split('-')[0]; // Remove any trailing part from e.g. "12.53.3-alpha" - var vers = str.split('.').slice(0, 3); - while(vers.length < 3) vers.push('00'); - vers = vers.map((n, i, arr) => n.padStart(2, '0')); - return vers.join(''); - } - // 300000 -> "30.0.0" - var packedVersionToHumanReadable = n => [n / 10000 | 0, (n / 100 | 0) % 100, n % 100].join('.'); - - var TARGET_NOT_SUPPORTED = 2147483647; - - // Note: We use a typeof check here instead of optional chaining using - // globalThis because older browsers might not have globalThis defined. - var currentNodeVersion = typeof process !== 'undefined' && process.versions?.node ? humanReadableVersionToPacked(process.versions.node) : TARGET_NOT_SUPPORTED; - if (currentNodeVersion < 180300) { - throw new Error(`This emscripten-generated code requires node v${ packedVersionToHumanReadable(180300) } (detected v${packedVersionToHumanReadable(currentNodeVersion)})`); - } - - var userAgent = typeof navigator !== 'undefined' && navigator.userAgent; - if (!userAgent) { - return; - } - - var currentSafariVersion = userAgent.includes("Safari/") && !userAgent.includes("Chrome/") && userAgent.match(/Version\/(\d+\.?\d*\.?\d*)/) ? humanReadableVersionToPacked(userAgent.match(/Version\/(\d+\.?\d*\.?\d*)/)[1]) : TARGET_NOT_SUPPORTED; - if (currentSafariVersion < 150000) { - throw new Error(`This emscripten-generated code requires Safari v${ packedVersionToHumanReadable(150000) } (detected v${currentSafariVersion})`); - } - - var currentFirefoxVersion = userAgent.match(/Firefox\/(\d+(?:\.\d+)?)/) ? parseFloat(userAgent.match(/Firefox\/(\d+(?:\.\d+)?)/)[1]) : TARGET_NOT_SUPPORTED; - if (currentFirefoxVersion < 79) { - throw new Error(`This emscripten-generated code requires Firefox v79 (detected v${currentFirefoxVersion})`); - } - - var currentChromeVersion = userAgent.match(/Chrome\/(\d+(?:\.\d+)?)/) ? parseFloat(userAgent.match(/Chrome\/(\d+(?:\.\d+)?)/)[1]) : TARGET_NOT_SUPPORTED; - if (currentChromeVersion < 85) { - throw new Error(`This emscripten-generated code requires Chrome v85 (detected v${currentChromeVersion})`); - } -})(); - -// end include: minimum_runtime_check.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(moduleArg) => Promise<Module> -// 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 : {}; - -// 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 = !!globalThis.window; -var ENVIRONMENT_IS_WORKER = !!globalThis.WorkerGlobalScope; -// N.b. Electron.js environment is simultaneously a NODE-environment, but -// also a web environment. -var ENVIRONMENT_IS_NODE = globalThis.process?.versions?.node && globalThis.process?.type != 'renderer'; -var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; - -// --pre-jses are emitted after the Module integration code, so that they can -// refer to Module (if they choose; they can also define Module) -// include: /home/kevinc/misc/emsdk/upstream/emscripten/src/emrun_prejs.js -/** - * @license - * Copyright 2013 The Emscripten Authors - * SPDX-License-Identifier: MIT - * - * This file gets implicitly injected as a `--pre-js` file when - * emcc is run with `--emrun` - */ - -// Route URL GET parameters to argc+argv -if (globalThis.window) { - Module['arguments'] = window.location.search.slice(1).trim().split('&'); - for (let i = 0; i < Module['arguments'].length; ++i) { - Module['arguments'][i] = decodeURI(Module['arguments'][i]); - } - // If no args were passed arguments = [''], in which case kill the single empty string. - if (!Module['arguments'][0]) { - Module['arguments'] = []; - } -} -// end include: /home/kevinc/misc/emsdk/upstream/emscripten/src/emrun_prejs.js - - -var programArgs = []; -var thisProgram = './this.program'; -var quit_ = (status, toThrow) => { - throw toThrow; -}; - -// In MODULARIZE mode _scriptName needs to be captured already at the very top of the page immediately when the page is parsed, so it is generated there -// before the page load. In non-MODULARIZE modes generate it here. -var _scriptName = globalThis.document?.currentScript?.src; - -if (typeof __filename != 'undefined') { // Node - _scriptName = __filename; -} else -if (ENVIRONMENT_IS_WORKER) { - _scriptName = self.location.href; -} - -// `/` 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 readAsync, readBinary; - -if (ENVIRONMENT_IS_NODE) { - const isNode = globalThis.process?.versions?.node && globalThis.process?.type != 'renderer'; - if (!isNode) 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?)'); - - // These modules will usually be used on Node.js. Load them eagerly to avoid - // the complexity of lazy-loading. - var fs = require('node:fs'); - - scriptDirectory = __dirname + '/'; - -// include: node_shell_read.js -readBinary = (filename) => { - // We need to re-wrap `file://` strings to URLs. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename); - assert(Buffer.isBuffer(ret)); - return ret; -}; - -readAsync = async (filename, binary = true) => { - // See the comment in the `readBinary` function. - filename = isFileURI(filename) ? new URL(filename) : filename; - var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); - assert(binary ? Buffer.isBuffer(ret) : typeof ret == 'string'); - return ret; -}; -// end include: node_shell_read.js - if (process.argv.length > 1) { - thisProgram = process.argv[1].replace(/\\/g, '/'); - } - - programArgs = process.argv.slice(2); - - // MODULARIZE will export the module in the proper place outside, we don't need to export here - if (typeof module != 'undefined') { - module['exports'] = Module; - } - - quit_ = (status, toThrow) => { - process.exitCode = status; - throw toThrow; - }; - -} else -if (ENVIRONMENT_IS_SHELL) { - -} 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) { - try { - scriptDirectory = new URL('.', _scriptName).href; // includes trailing slash - } catch { - // Must be a `blob:` or `data:` URL (e.g. `blob:http://site.com/etc/etc`), we cannot - // infer anything from them. - } - - if (!(globalThis.window || globalThis.WorkerGlobalScope)) 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?)'); - - { -// include: web_or_worker_shell_read.js -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 = async (url) => { - // 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 XHR on webview if URL is a file URL. - if (isFileURI(url)) { - return new Promise((resolve, reject) => { - 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 - resolve(xhr.response); - return; - } - reject(xhr.status); - }; - xhr.onerror = reject; - xhr.send(null); - }); - } - var response = await fetch(url, { credentials: 'same-origin' }); - if (response.ok) { - return response.arrayBuffer(); - } - throw new Error(response.status + ' : ' + response.url); - }; -// end include: web_or_worker_shell_read.js - } -} else -{ - throw new Error('environment detection error'); -} - -var out = console.log.bind(console); -var err = console.error.bind(console); - -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 FETCHFS = 'FETCHFS is no longer included by default; build with -lfetchfs.js'; -var ICASEFS = 'ICASEFS is no longer included by default; build with -licasefs.js'; -var JSFILEFS = 'JSFILEFS is no longer included by default; build with -ljsfilefs.js'; -var OPFS = 'OPFS is no longer included by default; build with -lopfs.js'; - -var NODEFS = 'NODEFS is no longer included by default; build with -lnodefs.js'; - -// perform assertions in shell.js after we set up out() and err(), as otherwise -// if an assertion fails it cannot print the message - -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 (!globalThis.WebAssembly) { - err('no native wasm support detected'); -} - -// Wasm globals - -//======================================== -// 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 in shell environments -// but only when noExitRuntime is false. -var EXITSTATUS; - -// In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we -// don't define it at all in release modes. This matches the behaviour of -// MINIMAL_RUNTIME. -// TODO(sbc): Make this the default even without STRICT enabled. -/** @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. -function _free() { - // Show a helpful error since we used to include free by default in the past. - abort('free() called but not included in the build - add `_free` to EXPORTED_FUNCTIONS'); -} - -/** - * Indicates whether filename is delivered via file protocol (as opposed to http/https) - * @noinline - */ -var isFileURI = (filename) => filename.startsWith('file://'); - -// include: runtime_common.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 SAFE_HEAP and ASAN which also - // monitor writes to address zero. - 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)>>2)] = 1668509029; -} - -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)} ${ptrToString(cookie1)}`); - } - // Also test the global address 0 for integrity. - if (HEAPU32[((0)>>2)] != 0x63736d65 /* 'emsc' */) { - abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); - } -} -// end include: runtime_stack_check.js -// include: runtime_exceptions.js -// Base Emscripten EH error class -class EmscriptenEH {} - -class EmscriptenSjLj extends EmscriptenEH {} - -// end include: runtime_exceptions.js -// include: runtime_debug.js -var runtimeDebug = true; // Switch to false at runtime to disable logging at the right times - -// Used by XXXXX_DEBUG settings to output debug messages. -function dbg(...args) { - if (!runtimeDebug && typeof runtimeDebug != 'undefined') return; - // TODO(sbc): Make this configurable somehow. Its not always convenient for - // logging to show up as warnings. - console.warn(...args); -} - -// Endianness check -(() => { - var h16 = new Int16Array(1); - var h8 = new Int8Array(h16.buffer); - h16[0] = 0x6373; - if (h8[0] !== 0x73 || h8[1] !== 0x63) abort('Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)'); -})(); - -function consumedModuleProp(prop) { - if (!Object.getOwnPropertyDescriptor(Module, prop)) { - Object.defineProperty(Module, prop, { - configurable: true, - set() { - abort(`Attempt to set \`Module.${prop}\` after it has already been processed. This can happen, for example, when code is injected via '--post-js' rather than '--pre-js'`); - - } - }); - } -} - -function makeInvalidEarlyAccess(name) { - return () => assert(false, `call to '${name}' via reference taken before Wasm module initialization`); - -} - -function ignoredModuleProp(prop) { - if (Object.getOwnPropertyDescriptor(Module, prop)) { - abort(`\`Module.${prop}\` was supplied but \`${prop}\` not included in INCOMING_MODULE_JS_API`); - } -} - -// forcing the filesystem exports a few things by default -function isExportedByForceFilesystem(name) { - return name === 'FS_createPath' || - name === 'FS_createDataFile' || - name === 'FS_createPreloadedFile' || - name === 'FS_preloadFile' || - name === 'FS_unlink' || - name === 'addRunDependency' || - // The old FS has some functionality that WasmFS lacks. - name === 'FS_createLazyFile' || - name === 'FS_createDevice' || - name === 'removeRunDependency'; -} - -/** - * Intercept access to a symbols in the global symbol. This enables us to give - * informative warnings/errors when folks attempt to use symbols they did not - * include in their build, or no symbols that no longer exist. - * - * We don't define this in MODULARIZE mode since in that mode emscripten symbols - * are never placed in the global scope. - */ -function hookGlobalSymbolAccess(sym, func) { - if (!Object.getOwnPropertyDescriptor(globalThis, sym)) { - Object.defineProperty(globalThis, sym, { - configurable: true, - get() { - func(); - return undefined; - } - }); - } -} - -function missingGlobal(sym, msg) { - hookGlobalSymbolAccess(sym, () => { - warnOnce(`\`${sym}\` is no longer defined by emscripten. ${msg}`); - }); -} - -missingGlobal('buffer', 'Please use HEAP8.buffer or wasmMemory.buffer'); -missingGlobal('asm', 'Please use wasmExports instead'); - -function missingLibrarySymbol(sym) { - hookGlobalSymbolAccess(sym, () => { - // Can't `abort()` here because it would break code that does runtime - // checks. e.g. `if (typeof SDL === 'undefined')`. - var msg = `\`${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='${librarySymbol}')`; - if (isExportedByForceFilesystem(sym)) { - msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; - } - warnOnce(msg); - }); - - // Any symbol that is not included from the JS library is also (by definition) - // not exported on the Module object. - unexportedRuntimeSymbol(sym); -} - -function unexportedRuntimeSymbol(sym) { - if (!Object.getOwnPropertyDescriptor(Module, sym)) { - Object.defineProperty(Module, sym, { - configurable: true, - get() { - var msg = `'${sym}' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the Emscripten FAQ)`; - if (isExportedByForceFilesystem(sym)) { - msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; - } - abort(msg); - }, - }); - } -} - -// end include: runtime_debug.js -// Memory management - -var runtimeInitialized = false; - -var runtimeExited = false; - - - -function updateMemoryViews() { - var b = wasmMemory.buffer; - HEAP8 = new Int8Array(b); - HEAP16 = new Int16Array(b); - HEAPU8 = new Uint8Array(b); - HEAPU16 = new Uint16Array(b); - HEAP32 = new Int32Array(b); - HEAPU32 = new Uint32Array(b); - HEAPF32 = new Float32Array(b); - HEAPF64 = new Float64Array(b); - HEAP64 = new BigInt64Array(b); - HEAPU64 = new BigUint64Array(b); -} - -// include: memoryprofiler.js -// end include: memoryprofiler.js -// end include: runtime_common.js -assert(globalThis.Int32Array && globalThis.Float64Array && Int32Array.prototype.subarray && Int32Array.prototype.set, - 'JS engine does not provide full typed array support'); - -function preRun() { - if (Module['preRun']) { - if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; - while (Module['preRun'].length) { - addOnPreRun(Module['preRun'].shift()); - } - } - consumedModuleProp('preRun'); - // Begin ATPRERUNS hooks - callRuntimeCallbacks(onPreRuns); - // End ATPRERUNS hooks -} - -function initRuntime() { - assert(!runtimeInitialized); - runtimeInitialized = true; - - checkStackCookie(); - - // Begin ATINITS hooks - if (!Module['noFSInit'] && !FS.initialized) FS.init(); -TTY.init(); - // End ATINITS hooks - - wasmExports['__wasm_call_ctors'](); - - // Begin ATPOSTCTORS hooks - FS.ignorePermissions = false; - // End ATPOSTCTORS hooks -} - -function preMain() { - checkStackCookie(); - // No ATMAINS hooks -} - -var runtimeExiting = false; - -function exitRuntime() { - assert(!runtimeExited); - assert(!runtimeExiting, 'Re-entrant call to exitRuntime()! This can happen if an atexit() registered callback throws an exception.'); - runtimeExiting = true; - checkStackCookie(); - ___funcs_on_exit(); // Native atexit() functions - // Begin ATEXITS hooks - callRuntimeCallbacks(onExits); -FS.quit(); -TTY.shutdown(); - // End ATEXITS hooks - runtimeExited = true; -} - -function postRun() { - checkStackCookie(); - // PThreads reuse the runtime from the main thread. - - if (Module['postRun']) { - if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; - while (Module['postRun'].length) { - addOnPostRun(Module['postRun'].shift()); - } - } - consumedModuleProp('postRun'); - - // Begin ATPOSTRUNS hooks - callRuntimeCallbacks(onPostRuns); - // End ATPOSTRUNS hooks -} - -/** - * @param {string|number=} what - */ -function abort(what) { - Module['onAbort']?.(what); - - what = `Aborted(${what})`; - // TODO(sbc): Should we remove printing and leave it up to whoever - // catches the exception? - err(what); - - ABORT = true; - - // Use a wasm runtime error, because a JS error might be seen as a foreign - // exception, which means we'd run destructors on it. We need the error to - // simply make the program stop. - // FIXME This approach does not work in Wasm EH because it currently does not assume - // all RuntimeErrors are from traps; it decides whether a RuntimeError is from - // a trap or not based on a hidden field within the object. So at the moment - // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that - // allows this in the wasm spec. - - // Suppress closure compiler warning here. Closure compiler's builtin extern - // definition for WebAssembly.RuntimeError claims it takes no arguments even - // though it can. - // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. - /** @suppress {checkTypes} */ - var e = new WebAssembly.RuntimeError(what); - - // Throw the error whether or not MODULARIZE is set because abort is used - // in code paths apart from instantiation where an exception is expected - // to be thrown when abort is called. - throw e; -} - -function createExportWrapper(name, nargs) { - return (...args) => { - assert(runtimeInitialized, `native function \`${name}\` called before runtime initialization`); - assert(!runtimeExited, `native function \`${name}\` called after runtime exit (use NO_EXIT_RUNTIME to keep it alive after main() exits)`); - var f = wasmExports[name]; - assert(f, `exported native function \`${name}\` not found`); - // Only assert for too many arguments. Too few can be valid since the missing arguments will be zero filled. - assert(args.length <= nargs, `native function \`${name}\` called with ${args.length} args but expects ${nargs}`); - return f(...args); - }; -} - -var wasmBinaryFile; - -function findWasmBinary() { - return locateFile('index.wasm'); -} - -function getBinarySync(file) { - if (file == wasmBinaryFile && wasmBinary) { - return new Uint8Array(wasmBinary); - } - if (readBinary) { - return readBinary(file); - } - // Throwing a plain string here, even though it not normally advisable since - // this gets turning into an `abort` in instantiateArrayBuffer. - throw 'both async and sync fetching of the wasm failed'; -} - -async function getWasmBinary(binaryFile) { - // If we don't have the binary yet, load it asynchronously using readAsync. - if (!wasmBinary) { - // Fetch the binary using readAsync - try { - var response = await readAsync(binaryFile); - return new Uint8Array(response); - } catch { - // Fall back to getBinarySync below; - } - } - - // Otherwise, getBinarySync should be able to get it synchronously - return getBinarySync(binaryFile); -} - -async function instantiateArrayBuffer(binaryFile, imports) { - try { - var binary = await getWasmBinary(binaryFile); - var instance = await WebAssembly.instantiate(binary, imports); - return instance; - } catch (reason) { - err(`failed to asynchronously prepare wasm: ${reason}`); - - // Warn on some common problems. - if (isFileURI(binaryFile)) { - err(`warning: Loading from a file URI (${binaryFile}) 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); - } -} - -async function instantiateAsync(binary, binaryFile, imports) { - if (!binary - // 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 - ) { - try { - var response = fetch(binaryFile, { credentials: 'same-origin' }); - var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); - return instantiationResult; - } catch (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'); - // fall back of instantiateArrayBuffer below - }; - } - return instantiateArrayBuffer(binaryFile, imports); -} - -function getWasmImports() { - // prepare imports - var imports = { - 'env': wasmImports, - 'wasi_snapshot_preview1': wasmImports, - }; - return imports; -} - -// Create the wasm instance. -// Receives the wasm imports, returns the exports. -async function createWasm() { - // 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) { - wasmExports = instance.exports; - - assignWasmExports(wasmExports); - - updateMemoryViews(); - - removeRunDependency('wasm-instantiate'); - return wasmExports; - } - 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. - return receiveInstance(result['instance']); - } - - var info = getWasmImports(); - - // 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']) { - return new Promise((resolve, reject) => { - try { - Module['instantiateWasm'](info, (inst, mod) => { - resolve(receiveInstance(inst, mod)); - }); - } catch(e) { - err(`Module.instantiateWasm callback failed with error: ${e}`); - reject(e); - } - }); - } - - wasmBinaryFile ??= findWasmBinary(); - var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); - var exports = receiveInstantiationResult(result); - return exports; -} - -// end include: preamble.js - -// Begin JS library code - - - class ExitStatus { - name = 'ExitStatus'; - constructor(status) { - this.message = `Program terminated with exit(${status})`; - this.status = status; - } - } - - /** @type {!Int16Array} */ - var HEAP16; - - /** @type {!Int32Array} */ - var HEAP32; - - /** not-@type {!BigInt64Array} */ - var HEAP64; - - /** @type {!Int8Array} */ - var HEAP8; - - /** @type {!Float32Array} */ - var HEAPF32; - - /** @type {!Float64Array} */ - var HEAPF64; - - /** @type {!Uint16Array} */ - var HEAPU16; - - /** @type {!Uint32Array} */ - var HEAPU32; - - /** not-@type {!BigUint64Array} */ - var HEAPU64; - - /** @type {!Uint8Array} */ - var HEAPU8; - - var callRuntimeCallbacks = (callbacks) => { - while (callbacks.length > 0) { - // Pass the module as the first argument. - callbacks.shift()(Module); - } - }; - var onExits = []; - var addOnExit = (cb) => onExits.push(cb); - - var onPostRuns = []; - var addOnPostRun = (cb) => onPostRuns.push(cb); - - var onPreRuns = []; - var addOnPreRun = (cb) => onPreRuns.push(cb); - - var runDependencies = 0; - - - var dependenciesFulfilled = null; - - var runDependencyTracking = { - }; - - var runDependencyWatcher = null; - var removeRunDependency = (id) => { - runDependencies--; - - Module['monitorRunDependencies']?.(runDependencies); - - assert(id, 'removeRunDependency requires an ID'); - assert(runDependencyTracking[id]); - delete runDependencyTracking[id]; - if (runDependencies == 0) { - if (runDependencyWatcher !== null) { - clearInterval(runDependencyWatcher); - runDependencyWatcher = null; - } - if (dependenciesFulfilled) { - var callback = dependenciesFulfilled; - dependenciesFulfilled = null; - callback(); // can add another dependenciesFulfilled - } - } - }; - - - var addRunDependency = (id) => { - runDependencies++; - - Module['monitorRunDependencies']?.(runDependencies); - - assert(id, 'addRunDependency requires an ID') - assert(!runDependencyTracking[id]); - runDependencyTracking[id] = 1; - if (runDependencyWatcher === null && globalThis.setInterval) { - // 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); - // Prevent this timer from keeping the runtime alive if nothing - // else is. - runDependencyWatcher.unref?.() - } - }; - - - - /** - * @param {number} ptr - * @param {string} type - */ - function getValue(ptr, type = 'i8') { - if (type.endsWith('*')) type = '*'; - switch (type) { - case 'i1': return HEAP8[ptr]; - case 'i8': return HEAP8[ptr]; - case 'i16': return HEAP16[((ptr)>>1)]; - case 'i32': return HEAP32[((ptr)>>2)]; - case 'i64': return HEAP64[((ptr)>>3)]; - case 'float': return HEAPF32[((ptr)>>2)]; - case 'double': return HEAPF64[((ptr)>>3)]; - case '*': return HEAPU32[((ptr)>>2)]; - default: abort(`invalid type for getValue: ${type}`); - } - } - - var noExitRuntime = false; - - function ptrToString(ptr) { - assert(typeof ptr === 'number', `ptrToString expects a number, got ${typeof ptr}`); - // Convert to 32-bit unsigned value - ptr >>>= 0; - 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] = value; break; - case 'i8': HEAP8[ptr] = value; break; - case 'i16': HEAP16[((ptr)>>1)] = value; break; - case 'i32': HEAP32[((ptr)>>2)] = value; break; - case 'i64': HEAP64[((ptr)>>3)] = BigInt(value); 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: ${type}`); - } - } - - var stackRestore = (val) => __emscripten_stack_restore(val); - - var stackSave = () => _emscripten_stack_get_current(); - - var warnOnce = (text) => { - warnOnce.shown ||= {}; - if (!warnOnce.shown[text]) { - warnOnce.shown[text] = 1; - if (ENVIRONMENT_IS_NODE) text = 'warning: ' + text; - err(text); - } - }; - - - - var syscallGetVarargI = () => { - assert(SYSCALLS.varargs != undefined); - // the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number. - var ret = HEAP32[((+SYSCALLS.varargs)>>2)]; - SYSCALLS.varargs += 4; - return ret; - }; - var syscallGetVarargP = syscallGetVarargI; - - - var PATH = { - isAbs:(path) => path.charAt(0) === '/', - splitPath:(filename) => { - var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; - 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.slice(-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.slice(0, -1); - } - return root + dir; - }, - basename:(path) => path && path.match(/([^\/]+|\/)\/*$/)[1], -join:(...paths) => PATH.normalize(paths.join('/')), -join2:(l, r) => PATH.normalize(l + '/' + r), -}; - -var initRandomFill = () => { - // This block is not needed on v19+ since crypto.getRandomValues is builtin - if (ENVIRONMENT_IS_NODE) { - var nodeCrypto = require('node:crypto'); - return (view) => nodeCrypto.randomFillSync(view); - } - - return (view) => (crypto.getRandomValues(view), 0); - }; -var randomFill = (view) => (randomFill = initRandomFill())(view); - - - -var PATH_FS = { -resolve:(...args) => { - var resolvedPath = '', - resolvedAbsolute = false; - for (var i = args.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? args[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).slice(1); - to = PATH_FS.resolve(to).slice(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('/'); - }, -}; - - -var UTF8Decoder = globalThis.TextDecoder && new TextDecoder(); - -var findStringEnd = (heapOrArray, idx, maxBytesToRead, ignoreNul) => { - var maxIdx = idx + maxBytesToRead; - if (ignoreNul) return maxIdx; - // TextDecoder needs to know the byte length in advance, it doesn't stop on - // null terminator by itself. - // As a tiny code save trick, compare idx against maxIdx using a negation, - // so that maxBytesToRead=undefined/NaN means Infinity. - while (heapOrArray[idx] && !(idx >= maxIdx)) ++idx; - return idx; - }; - - - /** - * 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 - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ - var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead, ignoreNul) => { - - var endPtr = findStringEnd(heapOrArray, idx, maxBytesToRead, ignoreNul); - - // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. - if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { - return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); - } - var str = ''; - 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; - }; - - var FS_stdin_getChar_buffer = []; - - var 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; - }; - - var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { - assert(typeof str === 'string', `stringToUTF8Array expects a string (got ${typeof str})`); - // 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) { - // 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.codePointAt(i); - 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); - // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. - // We need to manually skip over the second code unit for correct iteration. - i++; - } - } - // Null-terminate the pointer to the buffer. - heap[outIdx] = 0; - return outIdx - startIdx; - }; - /** @type {function(string, boolean=, number=)} */ - var 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 FS_stdin_getChar = () => { - if (!FS_stdin_getChar_buffer.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; - - // For some reason we must suppress a closure warning here, even though - // fd definitely exists on process.stdin, and is even the proper way to - // get the fd of stdin, - // https://github.com/nodejs/help/issues/2136#issuecomment-523649904 - // This started to happen after moving this logic out of library_tty.js, - // so it is related to the surrounding code in some unclear manner. - /** @suppress {missingProperties} */ - var fd = process.stdin.fd; - - try { - bytesRead = fs.readSync(fd, buf, 0, BUFSIZE); - } 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 - if (globalThis.window?.prompt) { - // Browser. - result = window.prompt('Input: '); // returns null on cancel - if (result !== null) { - result += '\n'; - } - } else - {} - if (!result) { - return null; - } - FS_stdin_getChar_buffer = intArrayFromString(result, true); - } - return FS_stdin_getChar_buffer.shift(); - }; - var TTY = { - ttys:[], - init() { - // 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() { - // 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(dev, ops) { - TTY.ttys[dev] = { input: [], output: [], ops: ops }; - FS.registerDevice(dev, TTY.stream_ops); - }, - stream_ops:{ - open(stream) { - var tty = TTY.ttys[stream.node.rdev]; - if (!tty) { - throw new FS.ErrnoError(43); - } - stream.tty = tty; - stream.seekable = false; - }, - close(stream) { - // flush any pending line data - stream.tty.ops.fsync(stream.tty); - }, - fsync(stream) { - stream.tty.ops.fsync(stream.tty); - }, - read(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.atime = Date.now(); - } - return bytesRead; - }, - write(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.mtime = stream.node.ctime = Date.now(); - } - return i; - }, - }, - default_tty_ops:{ - get_char(tty) { - return FS_stdin_getChar(); - }, - put_char(tty, val) { - if (val === null || val === 10) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); // val == 0 would cut text output off in the middle. - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - out(UTF8ArrayToString(tty.output)); - tty.output = []; - } - }, - ioctl_tcgets(tty) { - // typical setting - return { - c_iflag: 25856, - c_oflag: 5, - c_cflag: 191, - c_lflag: 35387, - c_cc: [ - 0x03, 0x1c, 0x7f, 0x15, 0x04, 0x00, 0x01, 0x00, 0x11, 0x13, 0x1a, 0x00, - 0x12, 0x0f, 0x17, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - ] - }; - }, - ioctl_tcsets(tty, optional_actions, data) { - // currently just ignore - return 0; - }, - ioctl_tiocgwinsz(tty) { - return [24, 80]; - }, - }, - default_tty1_ops:{ - put_char(tty, val) { - if (val === null || val === 10) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } else { - if (val != 0) tty.output.push(val); - } - }, - fsync(tty) { - if (tty.output?.length > 0) { - err(UTF8ArrayToString(tty.output)); - tty.output = []; - } - }, - }, - }; - - - var mmapAlloc = (size) => { - abort('internal error: mmapAlloc called but `emscripten_builtin_memalign` native symbol not exported'); - }; - var MEMFS = { - ops_table:null, - mount(mount) { - return MEMFS.createNode(null, '/', 16895, 0); - }, - createNode(parent, name, mode, dev) { - if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { - // not supported - throw new FS.ErrnoError(63); - } - 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, - 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; - // The actual number of bytes used in the typed array, as opposed to - // contents.length which gives the whole capacity. - node.usedBytes = 0; - // The byte data of the file is stored in a typed array. - // Note: typed arrays are not resizable like normal JS arrays are, so - // there is a small penalty involved for appending file writes that - // continuously grow a file similar to std::vector capacity vs used. - node.contents = MEMFS.emptyFileContents ??= new Uint8Array(0); - } 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.atime = node.mtime = node.ctime = Date.now(); - // add the new node to the parent - if (parent) { - parent.contents[name] = node; - parent.atime = parent.mtime = parent.ctime = node.atime; - } - return node; - }, - getFileDataAsTypedArray(node) { - assert(FS.isFile(node.mode), 'getFileDataAsTypedArray called on non-file'); - return node.contents.subarray(0, node.usedBytes); // Make sure to not return excess unused bytes. - }, - expandFileStorage(node, newCapacity) { - var prevCapacity = node.contents.length; - 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) newCapacity = Math.max(newCapacity, 256); // At minimum allocate 256b for each file when expanding. - var oldContents = MEMFS.getFileDataAsTypedArray(node); - node.contents = new Uint8Array(newCapacity); // Allocate new storage. - node.contents.set(oldContents); - }, - resizeFileStorage(node, newSize) { - if (node.usedBytes == newSize) return; - var oldContents = node.contents; - node.contents = new Uint8Array(newSize); // Allocate new storage. - 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(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.atime); - attr.mtime = new Date(node.mtime); - attr.ctime = new Date(node.ctime); - // 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(node, attr) { - for (const key of ["mode", "atime", "mtime", "ctime"]) { - if (attr[key] != null) { - node[key] = attr[key]; - } - } - if (attr.size !== undefined) { - MEMFS.resizeFileStorage(node, attr.size); - } - }, - lookup(parent, name) { - throw new FS.ErrnoError(44); - }, - mknod(parent, name, mode, dev) { - return MEMFS.createNode(parent, name, mode, dev); - }, - rename(old_node, new_dir, new_name) { - var new_node; - try { - new_node = FS.lookupNode(new_dir, new_name); - } catch (e) {} - if (new_node) { - if (FS.isDir(old_node.mode)) { - // if we're overwriting a directory at new_name, make sure it's empty. - for (var i in new_node.contents) { - throw new FS.ErrnoError(55); - } - } - FS.hashRemoveNode(new_node); - } - // do the internal rewiring - delete old_node.parent.contents[old_node.name]; - new_dir.contents[new_name] = old_node; - old_node.name = new_name; - new_dir.ctime = new_dir.mtime = old_node.parent.ctime = old_node.parent.mtime = Date.now(); - }, - unlink(parent, name) { - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - rmdir(parent, name) { - var node = FS.lookupNode(parent, name); - for (var i in node.contents) { - throw new FS.ErrnoError(55); - } - delete parent.contents[name]; - parent.ctime = parent.mtime = Date.now(); - }, - readdir(node) { - return ['.', '..', ...Object.keys(node.contents)]; - }, - symlink(parent, newname, oldpath) { - var node = MEMFS.createNode(parent, newname, 0o777 | 40960, 0); - node.link = oldpath; - return node; - }, - readlink(node) { - if (!FS.isLink(node.mode)) { - throw new FS.ErrnoError(28); - } - return node.link; - }, - }, - stream_ops:{ - read(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); - buffer.set(contents.subarray(position, position + size), offset); - return size; - }, - write(stream, buffer, offset, length, position, canOwn) { - assert(buffer.subarray, 'FS.write expects a TypedArray'); - // 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 copy its contents. - if (buffer.buffer === HEAP8.buffer) { - canOwn = false; - } - - if (!length) return 0; - var node = stream.node; - node.mtime = node.ctime = Date.now(); - - if (canOwn) { - assert(position === 0, 'canOwn must imply no weird position inside the file'); - node.contents = buffer.subarray(offset, offset + length); - node.usedBytes = 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; - } else { - MEMFS.expandFileStorage(node, position+length); - // Use typed array write which is available. - node.contents.set(buffer.subarray(offset, offset + length), position); - node.usedBytes = Math.max(node.usedBytes, position + length); - } - return length; - }, - llseek(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; - }, - mmap(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 { - allocated = true; - ptr = mmapAlloc(length); - if (!ptr) { - throw new FS.ErrnoError(48); - } - if (contents) { - // 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); - } - } - HEAP8.set(contents, ptr); - } - } - return { ptr, allocated }; - }, - msync(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; - }, - }, - }; - - var FS_modeStringToFlags = (str) => { - if (typeof str != 'string') return 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; - }; - - var FS_fileDataToTypedArray = (data) => { - if (typeof data == 'string') { - data = intArrayFromString(data, true); - } - if (!data.subarray) { - data = new Uint8Array(data); - } - return data; - }; - - var FS_getMode = (canRead, canWrite) => { - var mode = 0; - if (canRead) mode |= 292 | 73; - if (canWrite) mode |= 146; - return mode; - }; - - - - - /** - * 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. - * @param {boolean=} ignoreNul - If true, the function will not stop on a NUL character. - * @return {string} - */ - var UTF8ToString = (ptr, maxBytesToRead, ignoreNul) => { - assert(typeof ptr == 'number', `UTF8ToString expects a number (got ${typeof ptr})`); - return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead, ignoreNul) : ''; - }; - - var strError = (errno) => UTF8ToString(_strerror(errno)); - - var 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, - }; - - var asyncLoad = async (url) => { - var arrayBuffer = await readAsync(url); - assert(arrayBuffer, `Loading data file "${url}" failed (no arrayBuffer).`); - return new Uint8Array(arrayBuffer); - }; - - - var FS_createDataFile = (...args) => FS.createDataFile(...args); - - var getUniqueRunDependency = (id) => { - var orig = id; - while (1) { - if (!runDependencyTracking[id]) return id; - id = orig + Math.random(); - } - }; - - - - var preloadPlugins = []; - var FS_handledByPreloadPlugin = async (byteArray, fullname) => { - // Ensure plugins are ready. - if (typeof Browser != 'undefined') Browser.init(); - - for (var plugin of preloadPlugins) { - if (plugin['canHandle'](fullname)) { - assert(plugin['handle'].constructor.name === 'AsyncFunction', 'Filesystem plugin handlers must be async functions (See #24914)') - return plugin['handle'](byteArray, fullname); - } - } - // If no plugin handled this file then return the original/unmodified - // byteArray. - return byteArray; - }; - var FS_preloadFile = async (parent, name, url, canRead, canWrite, 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 - addRunDependency(dep); - - try { - var byteArray = url; - if (typeof url == 'string') { - byteArray = await asyncLoad(url); - } - - byteArray = await FS_handledByPreloadPlugin(byteArray, fullname); - preFinish?.(); - if (!dontCreateFile) { - FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); - } - } finally { - removeRunDependency(dep); - } - }; - var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { - FS_preloadFile(parent, name, url, canRead, canWrite, dontCreateFile, canOwn, preFinish).then(onload).catch(onerror); - }; - var FS = { - root:null, - mounts:[], - devices:{ - }, - streams:[], - nextInode:1, - nameTable:null, - currentPath:"/", - initialized:false, - ignorePermissions:true, - filesystems:null, - syncFSRequests:0, - ErrnoError:class extends Error { - name = 'ErrnoError'; - // 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 - constructor(errno) { - super(runtimeInitialized ? strError(errno) : ''); - this.errno = errno; - for (var key in ERRNO_CODES) { - if (ERRNO_CODES[key] === errno) { - this.code = key; - break; - } - } - } - }, - FSStream:class { - shared = {}; - get object() { - return this.node; - } - set object(val) { - this.node = val; - } - get isRead() { - return (this.flags & 2097155) !== 1; - } - get isWrite() { - return (this.flags & 2097155) !== 0; - } - get isAppend() { - return (this.flags & 1024); - } - get flags() { - return this.shared.flags; - } - set flags(val) { - this.shared.flags = val; - } - get position() { - return this.shared.position; - } - set position(val) { - this.shared.position = val; - } - }, - FSNode:class { - node_ops = {}; - stream_ops = {}; - readMode = 292 | 73; - writeMode = 146; - mounted = null; - constructor(parent, name, mode, rdev) { - if (!parent) { - parent = this; // root node sets parent to itself - } - this.parent = parent; - this.mount = parent.mount; - this.id = FS.nextInode++; - this.name = name; - this.mode = mode; - this.rdev = rdev; - this.atime = this.mtime = this.ctime = Date.now(); - } - get read() { - return (this.mode & this.readMode) === this.readMode; - } - set read(val) { - val ? this.mode |= this.readMode : this.mode &= ~this.readMode; - } - get write() { - return (this.mode & this.writeMode) === this.writeMode; - } - set write(val) { - val ? this.mode |= this.writeMode : this.mode &= ~this.writeMode; - } - get isFolder() { - return FS.isDir(this.mode); - } - get isDevice() { - return FS.isChrdev(this.mode); - } - }, - lookupPath(path, opts = {}) { - if (!path) { - throw new FS.ErrnoError(44); - } - opts.follow_mount ??= true - - if (!PATH.isAbs(path)) { - path = FS.cwd() + '/' + path; - } - - // limit max consecutive symlinks to SYMLOOP_MAX. - linkloop: for (var nlinks = 0; nlinks < 40; nlinks++) { - // 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; - } - - if (parts[i] === '.') { - continue; - } - - if (parts[i] === '..') { - current_path = PATH.dirname(current_path); - if (FS.isRoot(current)) { - path = current_path + '/' + parts.slice(i + 1).join('/'); - // We're making progress here, don't let many consecutive ..'s - // lead to ELOOP - nlinks--; - continue linkloop; - } else { - current = current.parent; - } - continue; - } - - current_path = PATH.join2(current_path, parts[i]); - try { - current = FS.lookupNode(current, parts[i]); - } catch (e) { - // if noent_okay is true, suppress a ENOENT in the last component - // and return an object with an undefined node. This is needed for - // resolving symlinks in the path when creating a file. - if ((e?.errno === 44) && islast && opts.noent_okay) { - return { path: current_path }; - } - throw e; - } - - // jump to the mount's root node if this is a mountpoint - if (FS.isMountpoint(current) && (!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 (FS.isLink(current.mode) && (!islast || opts.follow)) { - if (!current.node_ops.readlink) { - throw new FS.ErrnoError(52); - } - var link = current.node_ops.readlink(current); - if (!PATH.isAbs(link)) { - link = PATH.dirname(current_path) + '/' + link; - } - path = link + '/' + parts.slice(i + 1).join('/'); - continue linkloop; - } - } - return { path: current_path, node: current }; - } - throw new FS.ErrnoError(32); - }, - 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); - } - 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; - } - if (perms.includes('w') && !(node.mode & 146)) { - return 2; - } - if (perms.includes('x') && !(node.mode & 73)) { - return 2; - } - return 0; - }, - mayLookup(dir) { - if (!FS.isDir(dir.mode)) return 54; - var errCode = FS.nodePermissions(dir, 'x'); - if (errCode) return errCode; - if (!dir.node_ops.lookup) return 2; - return 0; - }, - mayCreate(dir, name) { - if (!FS.isDir(dir.mode)) { - return 54; - } - 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; - } - var mode = FS.flagsToPermissionString(flags); - if (FS.isDir(node.mode)) { - // opening for write - // TODO: check for O_SEARCH? (== search for dir only) - if (mode !== 'r' || (flags & (512 | 64))) { - return 31; - } - } - return FS.nodePermissions(node, mode); - }, - checkOpExists(op, err) { - if (!op) { - throw new FS.ErrnoError(err); - } - return op; - }, - 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); - }, - getStreamChecked(fd) { - var stream = FS.getStream(fd); - if (!stream) { - throw new FS.ErrnoError(8); - } - return stream; - }, - getStream:(fd) => FS.streams[fd], - createStream(stream, fd = -1) { - assert(fd >= -1); - - // 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; - }, - dupStream(origStream, fd = -1) { - var stream = FS.createStream(origStream, fd); - stream.stream_ops?.dup?.(stream); - return stream; - }, - doSetAttr(stream, node, attr) { - var setattr = stream?.stream_ops.setattr; - var arg = setattr ? stream : node; - setattr ??= node.node_ops.setattr; - FS.checkOpExists(setattr, 63) - try { - setattr(arg, attr); - } catch (e) { - if (e instanceof RangeError) { - throw new FS.ErrnoError(22); - } - throw e; - } - }, - 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 - 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(...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 - for (var mount of mounts) { - if (mount.type.syncfs) { - mount.type.syncfs(mount, populate, done); - } else { - done(null); - } - } - }, - 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, - opts, - 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); - - for (var [hash, current] of Object.entries(FS.nameTable)) { - 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) { - throw new FS.ErrnoError(28); - } - if (name === '.' || name === '..') { - throw new FS.ErrnoError(20); - } - 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); - }, - statfs(path) { - return FS.statfsNode(FS.lookupPath(path, {follow: true}).node); - }, - statfsStream(stream) { - // We keep a separate statfsStream function because noderawfs overrides - // it. In noderawfs, stream.node is sometimes null. Instead, we need to - // look at stream.path. - return FS.statfsNode(stream.node); - }, - statfsNode(node) { - // NOTE: None of the defaults here are true. We're just returning safe and - // sane values. Currently nodefs and rawfs replace these defaults, - // other file systems leave them alone. - var rtn = { - bsize: 4096, - frsize: 4096, - blocks: 1e6, - bfree: 5e5, - bavail: 5e5, - files: FS.nextInode, - ffree: FS.nextInode - 1, - fsid: 42, - flags: 2, - namelen: 255, - }; - - if (node.node_ops.statfs) { - Object.assign(rtn, node.node_ops.statfs(node.mount.opts.root)); - } - return rtn; - }, - create(path, mode = 0o666) { - mode &= 4095; - mode |= 32768; - return FS.mknod(path, mode, 0); - }, - mkdir(path, mode = 0o777) { - mode &= 511 | 512; - mode |= 16384; - return FS.mknod(path, mode, 0); - }, - mkdirTree(path, mode) { - var dirs = path.split('/'); - var d = ''; - for (var dir of dirs) { - if (!dir) continue; - if (d || PATH.isAbs(path)) d += '/'; - d += dir; - try { - FS.mkdir(d, mode); - } catch(e) { - if (e.errno != 20) throw e; - } - } - }, - mkdev(path, mode, dev) { - if (typeof dev == 'undefined') { - dev = mode; - mode = 0o666; - } - 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 existent 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); - // update old node (we do this here to avoid each backend - // needing to) - old_node.parent = new_dir; - } 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; - var readdir = FS.checkOpExists(node.node_ops.readdir, 54); - return 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 link.node_ops.readlink(link); - }, - stat(path, dontFollow) { - var lookup = FS.lookupPath(path, { follow: !dontFollow }); - var node = lookup.node; - var getattr = FS.checkOpExists(node.node_ops.getattr, 63); - return getattr(node); - }, - fstat(fd) { - var stream = FS.getStreamChecked(fd); - var node = stream.node; - var getattr = stream.stream_ops.getattr; - var arg = getattr ? stream : node; - getattr ??= node.node_ops.getattr; - FS.checkOpExists(getattr, 63) - return getattr(arg); - }, - lstat(path) { - return FS.stat(path, true); - }, - doChmod(stream, node, mode, dontFollow) { - FS.doSetAttr(stream, node, { - mode: (mode & 4095) | (node.mode & ~4095), - ctime: Date.now(), - dontFollow - }); - }, - chmod(path, mode, dontFollow) { - var node; - if (typeof path == 'string') { - var lookup = FS.lookupPath(path, { follow: !dontFollow }); - node = lookup.node; - } else { - node = path; - } - FS.doChmod(null, node, mode, dontFollow); - }, - lchmod(path, mode) { - FS.chmod(path, mode, true); - }, - fchmod(fd, mode) { - var stream = FS.getStreamChecked(fd); - FS.doChmod(stream, stream.node, mode, false); - }, - doChown(stream, node, dontFollow) { - FS.doSetAttr(stream, node, { - timestamp: Date.now(), - dontFollow - // we ignore the uid / gid for now - }); - }, - chown(path, uid, gid, dontFollow) { - var node; - if (typeof path == 'string') { - var lookup = FS.lookupPath(path, { follow: !dontFollow }); - node = lookup.node; - } else { - node = path; - } - FS.doChown(null, node, dontFollow); - }, - lchown(path, uid, gid) { - FS.chown(path, uid, gid, true); - }, - fchown(fd, uid, gid) { - var stream = FS.getStreamChecked(fd); - FS.doChown(stream, stream.node, false); - }, - doTruncate(stream, node, len) { - 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); - } - FS.doSetAttr(stream, node, { - size: len, - timestamp: Date.now() - }); - }, - 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; - } - FS.doTruncate(null, node, len); - }, - ftruncate(fd, len) { - var stream = FS.getStreamChecked(fd); - if (len < 0 || (stream.flags & 2097155) === 0) { - throw new FS.ErrnoError(28); - } - FS.doTruncate(stream, stream.node, len); - }, - utime(path, atime, mtime) { - var lookup = FS.lookupPath(path, { follow: true }); - var node = lookup.node; - var setattr = FS.checkOpExists(node.node_ops.setattr, 63); - setattr(node, { - atime: atime, - mtime: mtime - }); - }, - open(path, flags, mode = 0o666) { - if (path === "") { - throw new FS.ErrnoError(44); - } - flags = FS_modeStringToFlags(flags); - if ((flags & 64)) { - mode = (mode & 4095) | 32768; - } else { - mode = 0; - } - var node; - var isDirPath; - if (typeof path == 'object') { - node = path; - } else { - isDirPath = path.endsWith("/"); - // noent_okay makes it so that if the final component of the path - // doesn't exist, lookupPath returns `node: undefined`. `path` will be - // updated to point to the target of all symlinks. - var lookup = FS.lookupPath(path, { - follow: !(flags & 131072), - noent_okay: true - }); - node = lookup.node; - path = lookup.path; - } - // 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 if (isDirPath) { - throw new FS.ErrnoError(31); - } else { - // node doesn't exist, try to create it - // Ignore the permission bits here to ensure we can `open` this new - // file below. We use chmod below to apply the permissions once the - // file is open. - node = FS.mknod(path, mode | 0o777, 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, - path: FS.getPath(node), // we want the absolute path to the node - 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 (created) { - FS.chmod(node, mode & 0o777); - } - 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) { - assert(offset >= 0); - 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) { - assert(offset >= 0); - assert(buffer.subarray, 'FS.write expects a TypedArray'); - 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; - }, - 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); - } - if (!length) { - throw new FS.ErrnoError(28); - } - return stream.stream_ops.mmap(stream, length, position, prot, flags); - }, - msync(stream, buffer, offset, length, mmapFlags) { - assert(offset >= 0); - if (!stream.stream_ops.msync) { - return 0; - } - return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); - }, - 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') { - abort(`Invalid encoding type "${opts.encoding}"`); - } - 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') { - buf = UTF8ArrayToString(buf); - } - FS.close(stream); - return buf; - }, - writeFile(path, data, opts = {}) { - opts.flags = opts.flags ?? 577; - var stream = FS.open(path, opts.flags, opts.mode); - data = FS_fileDataToTypedArray(data); - FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); - 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, - llseek: () => 0, - }); - 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) { - randomFill(randomBuffer); - randomLeft = 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', 16895, 73); - node.stream_ops = { - llseek: MEMFS.stream_ops.llseek, - }; - node.node_ops = { - lookup(parent, name) { - var fd = +name; - var stream = FS.getStreamChecked(fd); - var ret = { - parent: null, - mount: { mountpoint: 'fake' }, - node_ops: { readlink: () => stream.path }, - id: fd + 1, - }; - ret.parent = ret; // make it look like a simple root node - return ret; - }, - readdir() { - return Array.from(FS.streams.entries()) - .filter(([k, v]) => v) - .map(([k, v]) => k.toString()); - } - }; - return node; - } - }, {}, '/proc/self/fd'); - }, - createStandardStreams(input, output, error) { - // 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 (input) { - FS.createDevice('/dev', 'stdin', input); - } else { - FS.symlink('/dev/tty', '/dev/stdin'); - } - if (output) { - FS.createDevice('/dev', 'stdout', null, output); - } else { - FS.symlink('/dev/tty', '/dev/stdout'); - } - if (error) { - FS.createDevice('/dev', 'stderr', null, error); - } 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})`); - }, - staticInit() { - FS.nameTable = new Array(4096); - - FS.mount(MEMFS, {}, '/'); - - FS.createDefaultDirectories(); - FS.createDefaultDevices(); - FS.createSpecialDirectories(); - - FS.filesystems = { - 'MEMFS': MEMFS, - }; - }, - init(input, output, error) { - assert(!FS.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.initialized = true; - - // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here - input ??= Module['stdin']; - output ??= Module['stdout']; - error ??= Module['stderr']; - - FS.createStandardStreams(input, output, error); - }, - quit() { - FS.initialized = false; - // force-flush all streams, so we get musl std streams printed out - _fflush(0); - // close all of our streams - for (var stream of FS.streams) { - if (stream) { - 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) { - if (e.errno != 20) throw e; - } - parent = current; - } - return current; - }, - createFile(parent, name, properties, canRead, canWrite) { - var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); - var mode = FS_getMode(canRead, canWrite); - return FS.create(path, mode); - }, - createDataFile(parent, name, data, canRead, canWrite, canOwn) { - var path = name; - if (parent) { - parent = typeof parent == 'string' ? parent : FS.getPath(parent); - path = name ? PATH.join2(parent, name) : parent; - } - var mode = FS_getMode(canRead, canWrite); - var node = FS.create(path, mode); - if (data) { - data = FS_fileDataToTypedArray(data); - // 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); - } - }, - createDevice(parent, name, input, output) { - var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); - var mode = FS_getMode(!!input, !!output); - 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?.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.atime = 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.mtime = stream.node.ctime = Date.now(); - } - return i; - } - }); - return FS.mkdev(path, mode, dev); - }, - forceLoadFile(obj) { - if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; - if (globalThis.XMLHttpRequest) { - abort("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 { // Command-line. - try { - obj.contents = readBinary(obj.url); - } catch (e) { - throw new FS.ErrnoError(29); - } - } - }, - createLazyFile(parent, name, url, canRead, canWrite) { - // Lazy chunked Uint8Array (implements get and length from Uint8Array). - // Actual getting is abstracted away for eventual reuse. - class LazyUint8Array { - lengthKnown = false; - chunks = []; // Loaded chunks. Index is the chunk number - 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]; - } - setDataGetter(getter) { - this.getter = getter; - } - 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)) abort("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) abort(`invalid range (${from}, ${to}) or no bytes requested!`); - if (to > datalength-1) abort(`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)) abort("Couldn't load " + url + ". Status: " + xhr.status); - if (xhr.response !== undefined) { - return new Uint8Array(/** @type{Array<number>} */(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') abort('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; - } - get length() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._length; - } - get chunkSize() { - if (!this.lengthKnown) { - this.cacheLength(); - } - return this._chunkSize; - } - } - - if (globalThis.XMLHttpRequest) { - if (!ENVIRONMENT_IS_WORKER) abort('Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'); - var lazyArray = new LazyUint8Array(); - 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: function() { return this.contents.length; } - } - }); - // override each stream op with one that tries to force load the lazy file first - var stream_ops = {}; - for (const [key, fn] of Object.entries(node.stream_ops)) { - stream_ops[key] = (...args) => { - FS.forceLoadFile(node); - return fn(...args); - }; - } - 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, allocated: true }; - }; - node.stream_ops = stream_ops; - return node; - }, - }; - - var SYSCALLS = { - currentUmask:18, - calculateAt(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 dir + '/' + path; - }, - writeStat(buf, stat) { - HEAPU32[((buf)>>2)] = stat.dev; - HEAPU32[(((buf)+(4))>>2)] = stat.mode; - HEAPU32[(((buf)+(8))>>2)] = stat.nlink; - HEAPU32[(((buf)+(12))>>2)] = stat.uid; - HEAPU32[(((buf)+(16))>>2)] = stat.gid; - HEAPU32[(((buf)+(20))>>2)] = stat.rdev; - HEAP64[(((buf)+(24))>>3)] = BigInt(stat.size); - HEAP32[(((buf)+(32))>>2)] = 4096; - HEAP32[(((buf)+(36))>>2)] = stat.blocks; - var atime = stat.atime.getTime(); - var mtime = stat.mtime.getTime(); - var ctime = stat.ctime.getTime(); - HEAP64[(((buf)+(40))>>3)] = BigInt(Math.floor(atime / 1000)); - HEAPU32[(((buf)+(48))>>2)] = (atime % 1000) * 1000 * 1000; - HEAP64[(((buf)+(56))>>3)] = BigInt(Math.floor(mtime / 1000)); - HEAPU32[(((buf)+(64))>>2)] = (mtime % 1000) * 1000 * 1000; - HEAP64[(((buf)+(72))>>3)] = BigInt(Math.floor(ctime / 1000)); - HEAPU32[(((buf)+(80))>>2)] = (ctime % 1000) * 1000 * 1000; - HEAP64[(((buf)+(88))>>3)] = BigInt(stat.ino); - return 0; - }, - writeStatFs(buf, stats) { - HEAPU32[(((buf)+(4))>>2)] = stats.bsize; - HEAPU32[(((buf)+(60))>>2)] = stats.bsize; - HEAP64[(((buf)+(8))>>3)] = BigInt(stats.blocks); - HEAP64[(((buf)+(16))>>3)] = BigInt(stats.bfree); - HEAP64[(((buf)+(24))>>3)] = BigInt(stats.bavail); - HEAP64[(((buf)+(32))>>3)] = BigInt(stats.files); - HEAP64[(((buf)+(40))>>3)] = BigInt(stats.ffree); - HEAPU32[(((buf)+(48))>>2)] = stats.fsid; - HEAPU32[(((buf)+(64))>>2)] = stats.flags; // ST_NOSUID - HEAPU32[(((buf)+(56))>>2)] = stats.namelen; - }, - doMsync(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); - }, - getStreamFromFD(fd) { - var stream = FS.getStreamChecked(fd); - return stream; - }, - varargs:undefined, - getStr(ptr) { - var ret = UTF8ToString(ptr); - return ret; - }, - }; - function ___syscall_fcntl64(fd, cmd, varargs) { - SYSCALLS.varargs = varargs; - try { - - var stream = SYSCALLS.getStreamFromFD(fd); - switch (cmd) { - case 0: { - var arg = syscallGetVarargI(); - if (arg < 0) { - return -28; - } - while (FS.streams[arg]) { - arg++; - } - var newStream; - newStream = FS.dupStream(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 = syscallGetVarargI(); - var mask = 289792; - stream.flags = (stream.flags & ~mask) | (arg & mask); - return 0; - } - case 12: { - var arg = syscallGetVarargP(); - var offset = 0; - // We're always unlocked. - HEAP16[(((arg)+(offset))>>1)] = 2; - return 0; - } - case 13: - case 14: - // Pretend that the locking is successful. These are process-level locks, - // and Emscripten programs are a single process. If we supported linking a - // filesystem between programs, we'd need to do more here. - // See https://github.com/emscripten-core/emscripten/issues/23697 - return 0; - } - return -28; - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_fdatasync(fd) { - try { - - var stream = SYSCALLS.getStreamFromFD(fd); - return 0; // we can't do anything synchronously; the in-memory FS is already synced to - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_fstat64(fd, buf) { - try { - - return SYSCALLS.writeStat(buf, FS.fstat(fd)); - } 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: { - if (!stream.tty) return -59; - return 0; - } - case 21505: { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcgets) { - var termios = stream.tty.ops.ioctl_tcgets(stream); - var argp = syscallGetVarargP(); - HEAP32[((argp)>>2)] = termios.c_iflag || 0; - HEAP32[(((argp)+(4))>>2)] = termios.c_oflag || 0; - HEAP32[(((argp)+(8))>>2)] = termios.c_cflag || 0; - HEAP32[(((argp)+(12))>>2)] = termios.c_lflag || 0; - for (var i = 0; i < 32; i++) { - HEAP8[(argp + i)+(17)] = termios.c_cc[i] || 0; - } - return 0; - } - return 0; - } - case 21510: - case 21511: - case 21512: { - if (!stream.tty) return -59; - return 0; // no-op, not actually adjusting terminal settings - } - case 21506: - case 21507: - case 21508: { - if (!stream.tty) return -59; - if (stream.tty.ops.ioctl_tcsets) { - var argp = syscallGetVarargP(); - var c_iflag = HEAP32[((argp)>>2)]; - var c_oflag = HEAP32[(((argp)+(4))>>2)]; - var c_cflag = HEAP32[(((argp)+(8))>>2)]; - var c_lflag = HEAP32[(((argp)+(12))>>2)]; - var c_cc = [] - for (var i = 0; i < 32; i++) { - c_cc.push(HEAP8[(argp + i)+(17)]); - } - return stream.tty.ops.ioctl_tcsets(stream.tty, op, { c_iflag, c_oflag, c_cflag, c_lflag, c_cc }); - } - return 0; // no-op, not actually adjusting terminal settings - } - case 21519: { - if (!stream.tty) return -59; - var argp = syscallGetVarargP(); - HEAP32[((argp)>>2)] = 0; - return 0; - } - case 21520: { - if (!stream.tty) return -59; - return -28; // not supported - } - case 21537: - case 21531: { - var argp = syscallGetVarargP(); - 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; - if (stream.tty.ops.ioctl_tiocgwinsz) { - var winsize = stream.tty.ops.ioctl_tiocgwinsz(stream.tty); - var argp = syscallGetVarargP(); - HEAP16[((argp)>>1)] = winsize[0]; - HEAP16[(((argp)+(2))>>1)] = winsize[1]; - } - 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; - } - case 21515: { - 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_lstat64(path, buf) { - try { - - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.lstat(path)); - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_newfstatat(dirfd, path, buf, flags) { - try { - - path = SYSCALLS.getStr(path); - var nofollow = flags & 256; - var allowEmpty = flags & 4096; - flags = flags & (~6400); - assert(!flags, `unknown flags in __syscall_newfstatat: ${flags}`); - path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); - return SYSCALLS.writeStat(buf, nofollow ? FS.lstat(path) : FS.stat(path)); - } 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 ? syscallGetVarargI() : 0; - if (flags & 64) { - mode &= ~SYSCALLS.currentUmask; - } - return FS.open(path, flags, mode).fd; - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_rmdir(path) { - try { - - path = SYSCALLS.getStr(path); - FS.rmdir(path); - return 0; - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_stat64(path, buf) { - try { - - path = SYSCALLS.getStr(path); - return SYSCALLS.writeStat(buf, FS.stat(path)); - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - function ___syscall_unlinkat(dirfd, path, flags) { - try { - - path = SYSCALLS.getStr(path); - path = SYSCALLS.calculateAt(dirfd, path); - if (!flags) { - FS.unlink(path); - } else if (flags === 512) { - FS.rmdir(path); - } else { - return -28; - } - return 0; - } catch (e) { - if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e; - return -e.errno; - } - } - - - var __abort_js = () => - abort('native code called abort()'); - - - - var __emscripten_fs_load_embedded_files = (ptr) => { - do { - var name_addr = HEAPU32[((ptr)>>2)]; - ptr += 4; - var len = HEAPU32[((ptr)>>2)]; - ptr += 4; - var content = HEAPU32[((ptr)>>2)]; - ptr += 4; - var name = UTF8ToString(name_addr) - FS.createPath('/', PATH.dirname(name), true, true); - // canOwn this data in the filesystem, it is a slice of wasm memory that will never change - FS.createDataFile(name, null, HEAP8.subarray(content, content + len), true, true, /*canOwn=*/true); - } while (HEAPU32[((ptr)>>2)]); - }; - - var _emscripten_get_now = () => performance.now(); - - var _emscripten_date_now = () => Date.now(); - - var nowIsMonotonic = 1; - - var checkWasiClock = (clock_id) => clock_id >= 0 && clock_id <= 3; - - var INT53_MAX = 9007199254740992; - - var INT53_MIN = -9007199254740992; - var bigintToI53Checked = (num) => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); - function _clock_time_get(clk_id, ignored_precision, ptime) { - ignored_precision = bigintToI53Checked(ignored_precision); - - - if (!checkWasiClock(clk_id)) { - return 28; - } - var now; - // all wasi clocks but realtime are monotonic - if (clk_id === 0) { - now = _emscripten_date_now(); - } else if (nowIsMonotonic) { - now = _emscripten_get_now(); - } else { - return 52; - } - // "now" is in ms, and wasi times are in ns. - var nsec = Math.round(now * 1000 * 1000); - HEAP64[((ptime)>>3)] = BigInt(nsec); - return 0; - ; - } - - var readEmAsmArgsArray = []; - var 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. - while (ch = HEAPU8[sigPtr++]) { - var chr = String.fromCharCode(ch); - var validChars = ['d', 'f', 'i', 'p']; - // In WASM_BIGINT mode we support passing i64 values as bigint. - validChars.push('j'); - 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, so all types except for 'i' - // are 8 bytes and require alignment. - var wide = (ch != 105); - wide &= (ch != 112); - buf += wide && (buf % 8) ? 4 : 0; - readEmAsmArgsArray.push( - // Special case for pointers under wasm64 or CAN_ADDRESS_2GB mode. - ch == 112 ? HEAPU32[((buf)>>2)] : - ch == 106 ? HEAP64[((buf)>>3)] : - ch == 105 ? - HEAP32[((buf)>>2)] : - HEAPF64[((buf)>>3)] - ); - buf += wide ? 8 : 4; - } - return readEmAsmArgsArray; - }; - var runMainThreadEmAsm = (emAsmAddr, sigPtr, argbuf, sync) => { - var args = readEmAsmArgs(sigPtr, argbuf); - assert(ASM_CONSTS.hasOwnProperty(emAsmAddr), `No EM_ASM constant found at address ${emAsmAddr}. The loaded WebAssembly file is likely out of sync with the generated JavaScript.`); - return ASM_CONSTS[emAsmAddr](...args); - }; - var _emscripten_asm_const_int_sync_on_main_thread = (emAsmAddr, sigPtr, argbuf) => runMainThreadEmAsm(emAsmAddr, sigPtr, argbuf, 1); - var _emscripten_asm_const_double_sync_on_main_thread = _emscripten_asm_const_int_sync_on_main_thread; - - var runEmAsmFunction = (code, sigPtr, argbuf) => { - var args = readEmAsmArgs(sigPtr, argbuf); - assert(ASM_CONSTS.hasOwnProperty(code), `No EM_ASM constant found at address ${code}. The loaded WebAssembly file is likely out of sync with the generated JavaScript.`); - return ASM_CONSTS[code](...args); - }; - var _emscripten_asm_const_int = (code, sigPtr, argbuf) => { - return runEmAsmFunction(code, sigPtr, argbuf); - }; - - - var _emscripten_asm_const_ptr_sync_on_main_thread = (emAsmAddr, sigPtr, argbuf) => runMainThreadEmAsm(emAsmAddr, sigPtr, argbuf, 1); - - - - var runtimeKeepaliveCounter = 0; - var runtimeKeepalivePush = () => { - runtimeKeepaliveCounter += 1; - }; - var _emscripten_set_main_loop_timing = (mode, value) => { - MainLoop.timingMode = mode; - MainLoop.timingValue = value; - - if (!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 (!MainLoop.running) { - runtimeKeepalivePush(); - MainLoop.running = true; - } - if (mode == 0) { - MainLoop.scheduler = function MainLoop_scheduler_setTimeout() { - var timeUntilNextTick = Math.max(0, MainLoop.tickStartTime + value - _emscripten_get_now())|0; - setTimeout(MainLoop.runner, timeUntilNextTick); // doing this each time means that on exception, we stop - }; - } else if (mode == 1) { - MainLoop.scheduler = function MainLoop_scheduler_rAF() { - MainLoop.requestAnimationFrame(MainLoop.runner); - }; - } else { - assert(mode == 2); - if (!MainLoop.setImmediate) { - if (globalThis.scheduler) { - // Some modern browsers implement scheduler.postTask, but not all. - MainLoop.setImmediate = scheduler.postTask.bind(scheduler); - } else if (globalThis.setImmediate) { - MainLoop.setImmediate = setImmediate; - } else { - // 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 MainLoop_setImmediate_messageHandler = (event) => { - if (event.data === emscriptenMainLoopMessageId) { - event.stopPropagation(); - setImmediates.shift()(); - } - }; - addEventListener("message", MainLoop_setImmediate_messageHandler, true); - MainLoop.setImmediate = /** @type{function(function(): ?, ...?): number} */((func) => { - setImmediates.push(func); - if (ENVIRONMENT_IS_WORKER) { - // The postMessge API in a Worker, sends message to the main - // thread and does not support the `targetOrigin` (*) argument. - postMessage(emscriptenMainLoopMessageId); - } else { - postMessage(emscriptenMainLoopMessageId, '*'); - } - }); - } - } - MainLoop.scheduler = function MainLoop_scheduler_setImmediate() { - MainLoop.setImmediate(MainLoop.runner); - }; - } - return 0; - }; - - - - var keepRuntimeAlive = () => noExitRuntime || runtimeKeepaliveCounter > 0; - var _proc_exit = (code) => { - EXITSTATUS = code; - if (!keepRuntimeAlive()) { - Module['onExit']?.(code); - ABORT = true; - } - quit_(code, new ExitStatus(code)); - }; - - - /** @param {boolean|number=} implicit */ - var exitJS = (status, implicit) => { - EXITSTATUS = status; - - if (!keepRuntimeAlive()) { - exitRuntime(); - } - - // 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; - - var 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 65536)'); - } - } - quit_(1, e); - }; - - var maybeExit = () => { - if (runtimeExited) { - return; - } - if (!keepRuntimeAlive()) { - try { - _exit(EXITSTATUS); - } catch (e) { - handleException(e); - } - } - }; - - var runtimeKeepalivePop = () => { - assert(runtimeKeepaliveCounter > 0); - runtimeKeepaliveCounter -= 1; - }; - - /** - * @param {number=} arg - * @param {boolean=} noSetTiming - */ - var setMainLoop = (iterFunc, fps, simulateInfiniteLoop, arg, noSetTiming) => { - assert(!MainLoop.func, 'emscripten_set_main_loop: there can only be one main loop function at once') - MainLoop.func = iterFunc; - MainLoop.arg = arg; - - var thisMainLoopId = MainLoop.currentlyRunningMainloop; - function checkIsRunning() { - if (thisMainLoopId < MainLoop.currentlyRunningMainloop) { - runtimeKeepalivePop(); - maybeExit(); - 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 at a - // later time). This member signifies that the current runner has not - // yet been started so that we can call runtimeKeepalivePush when it - // gets its timing set for the first time. - MainLoop.running = false; - MainLoop.runner = function MainLoop_runner() { - if (ABORT) return; - if (MainLoop.queue.length > 0) { - var start = Date.now(); - var blocker = MainLoop.queue.shift(); - blocker.func(blocker.arg); - if (MainLoop.remainingBlockers) { - var remaining = MainLoop.remainingBlockers; - var next = remaining%1 == 0 ? remaining-1 : Math.floor(remaining); - if (blocker.counted) { - 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 - MainLoop.remainingBlockers = (8*remaining + next)/9; - } - } - MainLoop.updateStatus(); - - // catches pause/resume main loop from blocker execution - if (!checkIsRunning()) return; - - setTimeout(MainLoop.runner, 0); - return; - } - - // catch pauses from non-main loop sources - if (!checkIsRunning()) return; - - // Implement very basic swap interval control - MainLoop.currentFrameNumber = MainLoop.currentFrameNumber + 1 | 0; - if (MainLoop.timingMode == 1 && MainLoop.timingValue > 1 && MainLoop.currentFrameNumber % MainLoop.timingValue != 0) { - // Not the scheduled time to render this frame - skip. - MainLoop.scheduler(); - return; - } else if (MainLoop.timingMode == 0) { - MainLoop.tickStartTime = _emscripten_get_now(); - if (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!'); - } - } - - MainLoop.runIter(iterFunc); - - // catch pauses from the main loop itself - if (!checkIsRunning()) return; - - MainLoop.scheduler(); - } - - if (!noSetTiming) { - if (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); - } - - MainLoop.scheduler(); - } - - if (simulateInfiniteLoop) { - throw 'unwind'; - } - }; - - - var callUserCallback = (func) => { - if (runtimeExited || ABORT) { - err('user callback triggered after runtime exited or application aborted. Ignoring.'); - return; - } - try { - return func(); - } catch (e) { - handleException(e); - } finally { - maybeExit(); - } - }; - - var MainLoop = { - running:false, - scheduler:null, - currentlyRunningMainloop:0, - func:null, - arg:0, - timingMode:0, - timingValue:0, - currentFrameNumber:0, - queue:[], - preMainLoop:[], - postMainLoop:[], - pause() { - MainLoop.scheduler = null; - // Incrementing this signals the previous main loop that it's now become old, and it must return. - MainLoop.currentlyRunningMainloop++; - }, - resume() { - MainLoop.currentlyRunningMainloop++; - var timingMode = MainLoop.timingMode; - var timingValue = MainLoop.timingValue; - var func = MainLoop.func; - MainLoop.func = null; - // do not set timing and call scheduler, we will do it on the next lines - setMainLoop(func, 0, false, MainLoop.arg, true); - _emscripten_set_main_loop_timing(timingMode, timingValue); - MainLoop.scheduler(); - }, - updateStatus() { - if (Module['setStatus']) { - var message = Module['statusMessage'] || 'Please wait...'; - var remaining = MainLoop.remainingBlockers ?? 0; - var expected = MainLoop.expectedBlockers ?? 0; - if (remaining) { - if (remaining < expected) { - Module['setStatus'](`{message} ({expected - remaining}/{expected})`); - } else { - Module['setStatus'](message); - } - } else { - Module['setStatus'](''); - } - } - }, - init() { - Module['preMainLoop'] && MainLoop.preMainLoop.push(Module['preMainLoop']); - Module['postMainLoop'] && MainLoop.postMainLoop.push(Module['postMainLoop']); - }, - runIter(func) { - if (ABORT) return; - for (var pre of MainLoop.preMainLoop) { - if (pre() === false) { - return; // |return false| skips a frame - } - } - callUserCallback(func); - for (var post of MainLoop.postMainLoop) { - post(); - } - checkStackCookie(); - }, - nextRAF:0, - fakeRequestAnimationFrame(func) { - // try to keep 60fps between calls to here - var now = Date.now(); - if (MainLoop.nextRAF === 0) { - MainLoop.nextRAF = now + 1000/60; - } else { - while (now + 2 >= MainLoop.nextRAF) { // fudge a little, to avoid timer jitter causing us to do lots of delay:0 - MainLoop.nextRAF += 1000/60; - } - } - var delay = Math.max(MainLoop.nextRAF - now, 0); - setTimeout(func, delay); - }, - requestAnimationFrame(func) { - if (globalThis.requestAnimationFrame) { - requestAnimationFrame(func); - } else { - MainLoop.fakeRequestAnimationFrame(func); - } - }, - }; - var _emscripten_cancel_main_loop = () => { - MainLoop.pause(); - MainLoop.func = null; - }; - - - var _emscripten_err = (str) => err(UTF8ToString(str)); - - var JSEvents = { - removeAllEventListeners() { - while (JSEvents.eventHandlers.length) { - JSEvents._removeHandler(JSEvents.eventHandlers.length - 1); - } - JSEvents.deferredCalls = []; - }, - registerRemoveEventListeners() { - if (!JSEvents.removeEventListenersRegistered) { - addOnExit(JSEvents.removeAllEventListeners); - JSEvents.removeEventListenersRegistered = true; - } - }, - inEventHandler:0, - deferredCalls:[], - deferCall(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 call of JSEvents.deferredCalls) { - if (call.targetFunction == targetFunction && arraysHaveEqualContent(call.argsList, argsList)) { - return; - } - } - JSEvents.deferredCalls.push({ - targetFunction, - precedence, - argsList - }); - - JSEvents.deferredCalls.sort((x,y) => x.precedence - y.precedence); - }, - removeDeferredCalls(targetFunction) { - JSEvents.deferredCalls = JSEvents.deferredCalls.filter((call) => call.targetFunction != targetFunction); - }, - canPerformEventHandlerRequests() { - // Browsers that support navigator.userActivation.isActive: https://developer.mozilla.org/en-US/docs/Web/API/UserActivation/isActive - if (navigator.userActivation) { - // Verify against transient activation status from UserActivation API - // whether it is possible to perform a request here without needing to defer. See - // https://developer.mozilla.org/en-US/docs/Web/Security/User_activation#transient_activation - // and https://caniuse.com/mdn-api_useractivation - return navigator.userActivation.isActive; - } - - return JSEvents.inEventHandler && JSEvents.currentEventHandler.allowsDeferredCalls; - }, - runDeferredCalls() { - if (!JSEvents.canPerformEventHandlerRequests()) { - return; - } - var deferredCalls = JSEvents.deferredCalls; - JSEvents.deferredCalls = []; - for (var call of deferredCalls) { - call.targetFunction(...call.argsList); - } - }, - eventHandlers:[], - removeAllHandlersOnTarget:(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(i) { - var h = JSEvents.eventHandlers[i]; - h.target.removeEventListener(h.eventTypeString, h.eventListenerFunc, h.useCapture); - JSEvents.eventHandlers.splice(i, 1); - }, - registerOrRemoveHandler(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; - } - if (eventHandler.callbackfunc) { - eventHandler.eventListenerFunc = function(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; - }; - - eventHandler.target.addEventListener(eventHandler.eventTypeString, - eventHandler.eventListenerFunc, - 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; - }, - removeSingleHandler(eventHandler) { - let success = false; - for (let i = 0; i < JSEvents.eventHandlers.length; ++i) { - const handler = JSEvents.eventHandlers[i]; - if (handler.target === eventHandler.target - && handler.eventTypeId === eventHandler.eventTypeId - && handler.callbackfunc === eventHandler.callbackfunc - && handler.userData === eventHandler.userData) { - // in some very rare cases (ex: Safari / fullscreen events), there is more than 1 handler (eventTypeString is different) - JSEvents._removeHandler(i--); - success = true; - } - } - return success ? 0 : -5; - }, - getNodeNameForTarget(target) { - if (target == window) return '#window'; - if (target == screen) return '#screen'; - return target?.nodeName ?? ''; - }, - fullscreenEnabled() { - 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 - ; - }, - }; - - /** @type {Object} */ - var specialHTMLTargets = [0, globalThis.document ?? 0, globalThis.window ?? 0]; - - - var 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 findEventTarget = (target) => { - target = maybeCStringToJsString(target); - var domElement = specialHTMLTargets[target] || globalThis.document?.querySelector(target); - return domElement; - }; - var findCanvasEventTarget = findEventTarget; - var _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; - }; - - - - - var stringToUTF8 = (str, outPtr, maxBytesToWrite) => { - assert(typeof maxBytesToWrite == 'number', 'stringToUTF8 requires a third parameter that specifies the length of the output buffer'); - return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); - }; - - var stackAlloc = (sz) => __emscripten_stack_alloc(sz); - var stringToUTF8OnStack = (str) => { - var size = lengthBytesUTF8(str) + 1; - var ret = stackAlloc(size); - stringToUTF8(str, ret, size); - return ret; - }; - var getCanvasElementSize = (target) => { - var sp = stackSave(); - 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)]]; - stackRestore(sp); - return size; - }; - - var _emscripten_set_canvas_element_size = (target, width, height) => { - var canvas = findCanvasEventTarget(target); - if (!canvas) return -4; - canvas.width = width; - canvas.height = height; - return 0; - }; - - - - var 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. - var sp = stackSave(); - var targetInt = stringToUTF8OnStack(target.id); - _emscripten_set_canvas_element_size(targetInt, width, height); - stackRestore(sp); - } - }; - - var currentFullscreenStrategy = { - }; - - var wasmTableMirror = []; - - - var getWasmTableEntry = (funcPtr) => { - var func = wasmTableMirror[funcPtr]; - if (!func) { - /** @suppress {checkTypes} */ - wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); - } - /** @suppress {checkTypes} */ - assert(wasmTable.get(funcPtr) == func, 'table mirror is out of date'); - return func; - }; - var 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() { - if (!getFullscreenElement()) { - document.removeEventListener('fullscreenchange', restoreOldStyle); - - // 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); - // 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; - }; - - - var 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'; - }; - - - var getBoundingClientRect = (e) => specialHTMLTargets.indexOf(e) < 0 ? e.getBoundingClientRect() : {'left':0,'top':0}; - var 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. - target.style.backgroundColor ||= 'black'; - // IE11 does the same, but requires the color to be set in the document body. - 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; - }; - - var 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; - }; - var _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; - }; - - - var 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; - }; - var _emscripten_exit_pointerlock = () => { - // Make sure no queued up calls will fire after this. - JSEvents.removeDeferredCalls(requestPointerLock); - if (!document.exitPointerLock) return -1; - document.exitPointerLock(); - return 0; - }; - - var _emscripten_get_device_pixel_ratio = () => { - return globalThis.devicePixelRatio ?? 1.0; - }; - - - var _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 getFullscreenElement() { - return document.fullscreenElement || document.mozFullScreenElement || - document.webkitFullscreenElement || document.webkitCurrentFullScreenElement || - document.msFullscreenElement; - } - var fillFullscreenChangeEventData = (eventStruct) => { - var fullscreenElement = getFullscreenElement(); - var isFullscreen = !!fullscreenElement; - // Assigning a boolean to HEAP32 with expected type coercion. - /** @suppress{checkTypes} */ - HEAP8[eventStruct] = isFullscreen; - HEAP8[(eventStruct)+(1)] = 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?.id ?? ''; - stringToUTF8(nodeName, eventStruct + 2, 128); - stringToUTF8(id, eventStruct + 130, 128); - HEAP32[(((eventStruct)+(260))>>2)] = reportedElement?.clientWidth ?? 0; - HEAP32[(((eventStruct)+(264))>>2)] = reportedElement?.clientHeight ?? 0; - HEAP32[(((eventStruct)+(268))>>2)] = screen.width; - HEAP32[(((eventStruct)+(272))>>2)] = screen.height; - if (isFullscreen) { - JSEvents.previousFullscreenElement = fullscreenElement; - } - }; - var _emscripten_get_fullscreen_status = (fullscreenStatus) => { - if (!JSEvents.fullscreenEnabled()) return -1; - fillFullscreenChangeEventData(fullscreenStatus); - return 0; - }; - - - var 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') { - HEAP8[(eventStruct+i)+(1040)] = e.buttons[i].pressed; - } else { - // Assigning a boolean to HEAP32, that's ok, but Closure would like to warn about it: - /** @suppress {checkTypes} */ - HEAP8[(eventStruct+i)+(1040)] = e.buttons[i] == 1; - } - } - HEAP8[(eventStruct)+(1104)] = e.connected; - HEAP32[(((eventStruct)+(1108))>>2)] = e.index; - HEAP32[(((eventStruct)+(8))>>2)] = e.axes.length; - HEAP32[(((eventStruct)+(12))>>2)] = e.buttons.length; - stringToUTF8(e.id, eventStruct + 1112, 64); - stringToUTF8(e.mapping, eventStruct + 1176, 64); - }; - var _emscripten_get_gamepad_status = (index, gamepadState) => { - assert(JSEvents.lastGamepadState, 'emscripten_get_gamepad_status() called before emscripten_sample_gamepad_data()'); - // 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; - }; - - var _emscripten_get_main_loop_timing = (mode, value) => { - if (mode) HEAP32[((mode)>>2)] = MainLoop.timingMode; - if (value) HEAP32[((value)>>2)] = MainLoop.timingValue; - }; - - - var _emscripten_get_num_gamepads = () => { - assert(JSEvents.lastGamepadState, 'emscripten_get_num_gamepads() called before emscripten_sample_gamepad_data()'); - // 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; - }; - - - - - - /** @param {number=} timeout */ - var safeSetTimeout = (func, timeout) => { - runtimeKeepalivePush(); - return setTimeout(() => { - runtimeKeepalivePop(); - callUserCallback(func); - }, timeout); - }; - - - - var Browser = { - useWebGL:false, - isFullscreen:false, - pointerLock:false, - moduleContextCreatedCallbacks:[], - workers:[], - preloadedImages:{ - }, - preloadedAudios:{ - }, - getCanvas:() => Module['canvas'], - init() { - 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'] = (name) => { - return !Module['noImageDecoding'] && /\.(jpg|jpeg|png|bmp|webp)$/i.test(name); - }; - imagePlugin['handle'] = async (byteArray, name) => { - 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); - return new Promise((resolve, reject) => { - 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); - Browser.preloadedImages[name] = canvas; - URL.revokeObjectURL(url); - resolve(byteArray); - }; - img.onerror = (event) => { - err(`Image ${url} could not be decoded`); - reject(); - }; - img.src = url; - }); - }; - preloadPlugins.push(imagePlugin); - - var audioPlugin = {}; - audioPlugin['canHandle'] = (name) => { - return !Module['noAudioDecoding'] && name.slice(-4) in { '.ogg': 1, '.wav': 1, '.mp3': 1 }; - }; - audioPlugin['handle'] = async (byteArray, name) => { - return new Promise((resolve, reject) => { - var done = false; - function finish(audio) { - if (done) return; - done = true; - Browser.preloadedAudios[name] = audio; - resolve(byteArray); - } - var b = new Blob([byteArray], { type: Browser.getMimetype(name) }); - var url = URL.createObjectURL(b); // XXX we never revoke this! - var audio = new Audio(); - audio.addEventListener('canplaythrough', () => finish(audio), false); // use addEventListener due to chromium bug 124926 - 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.slice(-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() { - var canvas = Browser.getCanvas(); - Browser.pointerLock = document.pointerLockElement === canvas; - } - var canvas = Browser.getCanvas(); - if (canvas) { - // forced aspect ratio can be enabled by defining 'forcedAspectRatio' on Module - // Module['forcedAspectRatio'] = 4 / 3; - - document.addEventListener('pointerlockchange', pointerLockChange, false); - - if (Module['elementPointerLock']) { - canvas.addEventListener("click", (ev) => { - if (!Browser.pointerLock && Browser.getCanvas().requestPointerLock) { - Browser.getCanvas().requestPointerLock(); - ev.preventDefault(); - } - }, false); - } - } - }, - createContext(/** @type {HTMLCanvasElement} */ canvas, useWebGL, setInModule, webGLContextAttributes) { - if (useWebGL && Module['ctx'] && canvas == Browser.getCanvas()) 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: 1, - }; - - 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); - Browser.useWebGL = useWebGL; - Browser.moduleContextCreatedCallbacks.forEach((callback) => callback()); - Browser.init(); - } - return ctx; - }, - fullscreenHandlersInstalled:false, - lockPointer:undefined, - resizeCanvas:undefined, - requestFullscreen(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 = Browser.getCanvas(); - function fullscreenChange() { - Browser.isFullscreen = false; - var canvasContainer = canvas.parentNode; - if (getFullscreenElement() === 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); - } - } - Module['onFullScreen']?.(Browser.isFullscreen); - 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() { - abort('Module.requestFullScreen has been replaced by Module.requestFullscreen (without a capital S)'); - }, - exitFullscreen() { - // 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; - }, - safeSetTimeout(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); - }, - getMimetype(name) { - return { - 'jpg': 'image/jpeg', - 'jpeg': 'image/jpeg', - 'png': 'image/png', - 'bmp': 'image/bmp', - 'ogg': 'audio/ogg', - 'wav': 'audio/wav', - 'mp3': 'audio/mpeg' - }[name.slice(name.lastIndexOf('.')+1)]; - }, - getUserMedia(func) { - window.getUserMedia ||= navigator['getUserMedia'] || - navigator['mozGetUserMedia']; - window.getUserMedia(func); - }, - getMovementX(event) { - return event['movementX'] || - event['mozMovementX'] || - event['webkitMovementX'] || - 0; - }, - getMovementY(event) { - return event['movementY'] || - event['mozMovementY'] || - event['webkitMovementY'] || - 0; - }, - getMouseWheelDelta(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: - abort('unrecognized mouse wheel delta mode: ' + event.deltaMode); - } - break; - default: - abort('unrecognized mouse wheel event: ' + event.type); - } - return delta; - }, - mouseX:0, - mouseY:0, - mouseMovementX:0, - mouseMovementY:0, - touches:{ - }, - lastTouches:{ - }, - calculateMouseCoords(pageX, pageY) { - // Calculate the movement based on the changes - // in the coordinates. - var canvas = Browser.getCanvas(); - var rect = canvas.getBoundingClientRect(); - - var adjustedX = pageX - (window.scrollX + rect.left); - var adjustedY = pageY - (window.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. - adjustedX = adjustedX * (canvas.width / rect.width); - adjustedY = adjustedY * (canvas.height / rect.height); - - return { x: adjustedX, y: adjustedY }; - }, - setMouseCoords(pageX, pageY) { - const {x, y} = Browser.calculateMouseCoords(pageX, pageY); - Browser.mouseMovementX = x - Browser.mouseX; - Browser.mouseMovementY = y - Browser.mouseY; - Browser.mouseX = x; - Browser.mouseY = y; - }, - calculateMouseEvent(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); - } - - // add the mouse delta to the current absolute mouse position - Browser.mouseX += Browser.mouseMovementX; - Browser.mouseY += Browser.mouseMovementY; - } else { - 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 coords = Browser.calculateMouseCoords(touch.pageX, touch.pageY); - - 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]; - last ||= coords; - Browser.lastTouches[touch.identifier] = last; - Browser.touches[touch.identifier] = coords; - } - return; - } - - Browser.setMouseCoords(event.pageX, event.pageY); - } - }, - resizeListeners:[], - updateResizeListeners() { - var canvas = Browser.getCanvas(); - Browser.resizeListeners.forEach((listener) => listener(canvas.width, canvas.height)); - }, - setCanvasSize(width, height, noUpdates) { - var canvas = Browser.getCanvas(); - Browser.updateCanvasDimensions(canvas, width, height); - if (!noUpdates) Browser.updateResizeListeners(); - }, - windowedWidth:0, - windowedHeight:0, - setFullscreenCanvasSize() { - // 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(Browser.getCanvas()); - Browser.updateResizeListeners(); - }, - setWindowedCanvasSize() { - // 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(Browser.getCanvas()); - Browser.updateResizeListeners(); - }, - updateCanvasDimensions(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'] > 0) { - if (w/h < Module['forcedAspectRatio']) { - w = Math.round(h * Module['forcedAspectRatio']); - } else { - h = Math.round(w / Module['forcedAspectRatio']); - } - } - if ((getFullscreenElement() === 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 _emscripten_get_screen_size = (width, height) => { - HEAP32[((width)>>2)] = screen.width; - HEAP32[((height)>>2)] = screen.height; - }; - - var GLctx; - - var webgl_enable_ANGLE_instanced_arrays = (ctx) => { - // Extension available in WebGL 1 from Firefox 26 and Google Chrome 30 onwards. Core feature in WebGL 2. - var ext = ctx.getExtension('ANGLE_instanced_arrays'); - // Because this extension is a core function in WebGL 2, assign the extension entry points in place of - // where the core functions will reside in WebGL 2. This way the calling code can call these without - // having to dynamically branch depending if running against WebGL 1 or WebGL 2. - if (ext) { - ctx['vertexAttribDivisor'] = (index, divisor) => ext['vertexAttribDivisorANGLE'](index, divisor); - ctx['drawArraysInstanced'] = (mode, first, count, primcount) => ext['drawArraysInstancedANGLE'](mode, first, count, primcount); - ctx['drawElementsInstanced'] = (mode, count, type, indices, primcount) => ext['drawElementsInstancedANGLE'](mode, count, type, indices, primcount); - return 1; - } - }; - - var webgl_enable_OES_vertex_array_object = (ctx) => { - // Extension available in WebGL 1 from Firefox 25 and WebKit 536.28/desktop Safari 6.0.3 onwards. Core feature in WebGL 2. - var ext = ctx.getExtension('OES_vertex_array_object'); - if (ext) { - ctx['createVertexArray'] = () => ext['createVertexArrayOES'](); - ctx['deleteVertexArray'] = (vao) => ext['deleteVertexArrayOES'](vao); - ctx['bindVertexArray'] = (vao) => ext['bindVertexArrayOES'](vao); - ctx['isVertexArray'] = (vao) => ext['isVertexArrayOES'](vao); - return 1; - } - }; - - var webgl_enable_WEBGL_draw_buffers = (ctx) => { - // Extension available in WebGL 1 from Firefox 28 onwards. Core feature in WebGL 2. - var ext = ctx.getExtension('WEBGL_draw_buffers'); - if (ext) { - ctx['drawBuffers'] = (n, bufs) => ext['drawBuffersWEBGL'](n, bufs); - return 1; - } - }; - - var webgl_enable_EXT_polygon_offset_clamp = (ctx) => - !!(ctx.extPolygonOffsetClamp = ctx.getExtension('EXT_polygon_offset_clamp')); - - var webgl_enable_EXT_clip_control = (ctx) => - !!(ctx.extClipControl = ctx.getExtension('EXT_clip_control')); - - var webgl_enable_WEBGL_polygon_mode = (ctx) => - !!(ctx.webglPolygonMode = ctx.getExtension('WEBGL_polygon_mode')); - - var webgl_enable_WEBGL_multi_draw = (ctx) => - // Closure is expected to be allowed to minify the '.multiDrawWebgl' property, so not accessing it quoted. - !!(ctx.multiDrawWebgl = ctx.getExtension('WEBGL_multi_draw')); - - var getEmscriptenSupportedExtensions = (ctx) => { - // Restrict the list of advertised extensions to those that we actually - // support. - var supportedExtensions = [ - // WebGL 1 extensions - 'ANGLE_instanced_arrays', - 'EXT_blend_minmax', - 'EXT_disjoint_timer_query', - 'EXT_frag_depth', - 'EXT_shader_texture_lod', - 'EXT_sRGB', - 'OES_element_index_uint', - 'OES_fbo_render_mipmap', - 'OES_standard_derivatives', - 'OES_texture_float', - 'OES_texture_half_float', - 'OES_texture_half_float_linear', - 'OES_vertex_array_object', - 'WEBGL_color_buffer_float', - 'WEBGL_depth_texture', - 'WEBGL_draw_buffers', - // WebGL 1 and WebGL 2 extensions - 'EXT_clip_control', - 'EXT_color_buffer_half_float', - 'EXT_depth_clamp', - 'EXT_float_blend', - 'EXT_polygon_offset_clamp', - 'EXT_texture_compression_bptc', - 'EXT_texture_compression_rgtc', - 'EXT_texture_filter_anisotropic', - 'KHR_parallel_shader_compile', - 'OES_texture_float_linear', - 'WEBGL_blend_func_extended', - 'WEBGL_compressed_texture_astc', - 'WEBGL_compressed_texture_etc', - 'WEBGL_compressed_texture_etc1', - 'WEBGL_compressed_texture_s3tc', - 'WEBGL_compressed_texture_s3tc_srgb', - 'WEBGL_debug_renderer_info', - 'WEBGL_debug_shaders', - 'WEBGL_lose_context', - 'WEBGL_multi_draw', - 'WEBGL_polygon_mode' - ]; - // .getSupportedExtensions() can return null if context is lost, so coerce to empty array. - return ctx.getSupportedExtensions()?.filter(ext => supportedExtensions.includes(ext)) ?? []; - }; - - - var GL = { - counter:1, - buffers:[], - programs:[], - framebuffers:[], - renderbuffers:[], - textures:[], - shaders:[], - vaos:[], - contexts:[], - offscreenCanvases:{ - }, - queries:[], - stringCache:{ - }, - unpackAlignment:4, - unpackRowLength:0, - recordError:(errorCode) => { - if (!GL.lastError) { - GL.lastError = errorCode; - } - }, - getNewId:(table) => { - var ret = GL.counter++; - for (var i = table.length; i < ret; i++) { - table[i] = null; - } - return ret; - }, - genObject:(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; - } - }, - getSource:(shader, count, string, length) => { - var source = ''; - for (var i = 0; i < count; ++i) { - var len = length ? HEAPU32[(((length)+(i*4))>>2)] : undefined; - source += UTF8ToString(HEAPU32[(((string)+(i*4))>>2)], len); - } - return source; - }, - createContext:(/** @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://webkit.org/b/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("webgl", webGLContextAttributes); - - if (!ctx) return 0; - - var handle = GL.registerContext(ctx, webGLContextAttributes); - - return handle; - }, - registerContext:(ctx, webGLContextAttributes) => { - // without pthreads a context is just an integer ID - var handle = GL.getNewId(GL.contexts); - - var context = { - 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:(contextHandle) => { - - // Active Emscripten GL layer context object. - GL.currentContext = GL.contexts[contextHandle]; - // Active WebGL context object. - Module['ctx'] = GLctx = GL.currentContext?.GLctx; - return !(contextHandle && !GLctx); - }, - getContext:(contextHandle) => { - return GL.contexts[contextHandle]; - }, - deleteContext:(contextHandle) => { - if (GL.currentContext === GL.contexts[contextHandle]) { - GL.currentContext = null; - } - if (typeof JSEvents == 'object') { - // Release all JS event handlers on the DOM element that the GL context is - // associated with since the context is now deleted. - JSEvents.removeAllHandlersOnTarget(GL.contexts[contextHandle].GLctx.canvas); - } - // Make sure the canvas object no longer refers to the context object so - // there are no GC surprises. - if (GL.contexts[contextHandle]?.GLctx.canvas) { - GL.contexts[contextHandle].GLctx.canvas.GLctxObject = undefined; - } - GL.contexts[contextHandle] = null; - }, - initExtensions:(context) => { - // If this function is called without a specific context object, init the - // extensions of the currently active context. - context ||= GL.currentContext; - - if (context.initExtensionsDone) return; - context.initExtensionsDone = true; - - var GLctx = context.GLctx; - - // Detect the presence of a few extensions manually, since the GL interop - // layer itself will need to know if they exist. - - // Extensions that are available in both WebGL 1 and WebGL 2 - webgl_enable_WEBGL_multi_draw(GLctx); - webgl_enable_EXT_polygon_offset_clamp(GLctx); - webgl_enable_EXT_clip_control(GLctx); - webgl_enable_WEBGL_polygon_mode(GLctx); - // Extensions that are only available in WebGL 1 (the calls will be no-ops - // if called on a WebGL 2 context active) - webgl_enable_ANGLE_instanced_arrays(GLctx); - webgl_enable_OES_vertex_array_object(GLctx); - webgl_enable_WEBGL_draw_buffers(GLctx); - { - GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query"); - } - - for (var ext of getEmscriptenSupportedExtensions(GLctx)) { - // 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); - } - } - }, - }; - var _emscripten_glActiveTexture = (x0) => GLctx.activeTexture(x0); - - var _emscripten_glAttachShader = (program, shader) => { - GLctx.attachShader(GL.programs[program], GL.shaders[shader]); - }; - - var _emscripten_glBeginQueryEXT = (target, id) => { - GLctx.disjointTimerQueryExt['beginQueryEXT'](target, GL.queries[id]); - }; - - - var _emscripten_glBindAttribLocation = (program, index, name) => { - GLctx.bindAttribLocation(GL.programs[program], index, UTF8ToString(name)); - }; - - var _emscripten_glBindBuffer = (target, buffer) => { - - GLctx.bindBuffer(target, GL.buffers[buffer]); - }; - - var _emscripten_glBindFramebuffer = (target, framebuffer) => { - - GLctx.bindFramebuffer(target, GL.framebuffers[framebuffer]); - - }; - - var _emscripten_glBindRenderbuffer = (target, renderbuffer) => { - GLctx.bindRenderbuffer(target, GL.renderbuffers[renderbuffer]); - }; - - var _emscripten_glBindTexture = (target, texture) => { - GLctx.bindTexture(target, GL.textures[texture]); - }; - - - var _emscripten_glBindVertexArray = (vao) => { - GLctx.bindVertexArray(GL.vaos[vao]); - }; - var _glBindVertexArray = _emscripten_glBindVertexArray; - var _emscripten_glBindVertexArrayOES = _glBindVertexArray; - - var _emscripten_glBlendColor = (x0, x1, x2, x3) => GLctx.blendColor(x0, x1, x2, x3); - - var _emscripten_glBlendEquation = (x0) => GLctx.blendEquation(x0); - - var _emscripten_glBlendEquationSeparate = (x0, x1) => GLctx.blendEquationSeparate(x0, x1); - - var _emscripten_glBlendFunc = (x0, x1) => GLctx.blendFunc(x0, x1); - - var _emscripten_glBlendFuncSeparate = (x0, x1, x2, x3) => GLctx.blendFuncSeparate(x0, x1, x2, x3); - - var _emscripten_glBufferData = (target, size, data, usage) => { - - // 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 webglBufferSubData = (target, offset, size, data, src = HEAPU8) => { - GLctx.bufferSubData(target, offset, src.subarray(data, data + size)); - }; - - var _emscripten_glBufferSubData = (target, offset, size, data) => webglBufferSubData(target, offset, size, data); - - var _emscripten_glCheckFramebufferStatus = (x0) => GLctx.checkFramebufferStatus(x0); - - var _emscripten_glClear = (x0) => GLctx.clear(x0); - - var _emscripten_glClearColor = (x0, x1, x2, x3) => GLctx.clearColor(x0, x1, x2, x3); - - var _emscripten_glClearDepthf = (x0) => GLctx.clearDepth(x0); - - var _emscripten_glClearStencil = (x0) => GLctx.clearStencil(x0); - - var _emscripten_glClipControlEXT = (origin, depth) => { - GLctx.extClipControl['clipControlEXT'](origin, depth); - }; - - var _emscripten_glColorMask = (red, green, blue, alpha) => { - GLctx.colorMask(!!red, !!green, !!blue, !!alpha); - }; - - var _emscripten_glCompileShader = (shader) => { - GLctx.compileShader(GL.shaders[shader]); - }; - - var _emscripten_glCompressedTexImage2D = (target, level, internalFormat, width, height, border, imageSize, data) => { - // `data` may be null here, which means "allocate uninitialized space but - // don't upload" in GLES parlance, but `compressedTexImage2D` requires the - // final data parameter, so we simply pass a heap view starting at zero - // effectively uploading whatever happens to be near address zero. See - // https://github.com/emscripten-core/emscripten/issues/19300. - GLctx.compressedTexImage2D(target, level, internalFormat, width, height, border, HEAPU8.subarray((data), data+imageSize)); - }; - - var _emscripten_glCompressedTexSubImage2D = (target, level, xoffset, yoffset, width, height, format, imageSize, data) => { - GLctx.compressedTexSubImage2D(target, level, xoffset, yoffset, width, height, format, HEAPU8.subarray((data), data+imageSize)); - }; - - var _emscripten_glCopyTexImage2D = (x0, x1, x2, x3, x4, x5, x6, x7) => GLctx.copyTexImage2D(x0, x1, x2, x3, x4, x5, x6, x7); - - var _emscripten_glCopyTexSubImage2D = (x0, x1, x2, x3, x4, x5, x6, x7) => GLctx.copyTexSubImage2D(x0, x1, x2, x3, x4, x5, x6, x7); - - var _emscripten_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_glCreateShader = (shaderType) => { - var id = GL.getNewId(GL.shaders); - GL.shaders[id] = GLctx.createShader(shaderType); - - return id; - }; - - var _emscripten_glCullFace = (x0) => GLctx.cullFace(x0); - - var _emscripten_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; - - } - }; - - var _emscripten_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_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_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_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_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_glDeleteTextures = (n, textures) => { - for (var i = 0; i < n; i++) { - var id = HEAP32[(((textures)+(i*4))>>2)]; - var texture = GL.textures[id]; - // GL spec: "glDeleteTextures silently ignores 0s and names that do not - // correspond to existing textures". - if (!texture) continue; - GLctx.deleteTexture(texture); - texture.name = 0; - GL.textures[id] = null; - } - }; - - - var _emscripten_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 _glDeleteVertexArrays = _emscripten_glDeleteVertexArrays; - var _emscripten_glDeleteVertexArraysOES = _glDeleteVertexArrays; - - var _emscripten_glDepthFunc = (x0) => GLctx.depthFunc(x0); - - var _emscripten_glDepthMask = (flag) => { - GLctx.depthMask(!!flag); - }; - - var _emscripten_glDepthRangef = (x0, x1) => GLctx.depthRange(x0, x1); - - var _emscripten_glDetachShader = (program, shader) => { - GLctx.detachShader(GL.programs[program], GL.shaders[shader]); - }; - - var _emscripten_glDisable = (x0) => GLctx.disable(x0); - - var _emscripten_glDisableVertexAttribArray = (index) => { - GLctx.disableVertexAttribArray(index); - }; - - var _emscripten_glDrawArrays = (mode, first, count) => { - - GLctx.drawArrays(mode, first, count); - - }; - - - var _emscripten_glDrawArraysInstanced = (mode, first, count, primcount) => { - GLctx.drawArraysInstanced(mode, first, count, primcount); - }; - var _glDrawArraysInstanced = _emscripten_glDrawArraysInstanced; - var _emscripten_glDrawArraysInstancedANGLE = _glDrawArraysInstanced; - - - var tempFixedLengthArray = []; - - var _emscripten_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 _glDrawBuffers = _emscripten_glDrawBuffers; - var _emscripten_glDrawBuffersWEBGL = _glDrawBuffers; - - - var _emscripten_glDrawElements = (mode, count, type, indices) => { - - GLctx.drawElements(mode, count, type, indices); - - }; - - - var _emscripten_glDrawElementsInstanced = (mode, count, type, indices, primcount) => { - GLctx.drawElementsInstanced(mode, count, type, indices, primcount); - }; - var _glDrawElementsInstanced = _emscripten_glDrawElementsInstanced; - var _emscripten_glDrawElementsInstancedANGLE = _glDrawElementsInstanced; - - var _emscripten_glEnable = (x0) => GLctx.enable(x0); - - var _emscripten_glEnableVertexAttribArray = (index) => { - GLctx.enableVertexAttribArray(index); - }; - - var _emscripten_glEndQueryEXT = (target) => { - GLctx.disjointTimerQueryExt['endQueryEXT'](target); - }; - - var _emscripten_glFinish = () => GLctx.finish(); - - var _emscripten_glFlush = () => GLctx.flush(); - - var _emscripten_glFramebufferRenderbuffer = (target, attachment, renderbuffertarget, renderbuffer) => { - GLctx.framebufferRenderbuffer(target, attachment, renderbuffertarget, - GL.renderbuffers[renderbuffer]); - }; - - var _emscripten_glFramebufferTexture2D = (target, attachment, textarget, texture, level) => { - GLctx.framebufferTexture2D(target, attachment, textarget, - GL.textures[texture], level); - }; - - var _emscripten_glFrontFace = (x0) => GLctx.frontFace(x0); - - var _emscripten_glGenBuffers = (n, buffers) => { - GL.genObject(n, buffers, 'createBuffer', GL.buffers - ); - }; - - var _emscripten_glGenFramebuffers = (n, ids) => { - GL.genObject(n, ids, 'createFramebuffer', GL.framebuffers - ); - }; - - var _emscripten_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_glGenRenderbuffers = (n, renderbuffers) => { - GL.genObject(n, renderbuffers, 'createRenderbuffer', GL.renderbuffers - ); - }; - - var _emscripten_glGenTextures = (n, textures) => { - GL.genObject(n, textures, 'createTexture', GL.textures - ); - }; - - - var _emscripten_glGenVertexArrays = (n, arrays) => { - GL.genObject(n, arrays, 'createVertexArray', GL.vaos - ); - }; - var _glGenVertexArrays = _emscripten_glGenVertexArrays; - var _emscripten_glGenVertexArraysOES = _glGenVertexArrays; - - var _emscripten_glGenerateMipmap = (x0) => GLctx.generateMipmap(x0); - - - var __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; - } - }; - - var _emscripten_glGetActiveAttrib = (program, index, bufSize, length, size, type, name) => - __glGetActiveAttribOrUniform('getActiveAttrib', program, index, bufSize, length, size, type, name); - - - var _emscripten_glGetActiveUniform = (program, index, bufSize, length, size, type, name) => - __glGetActiveAttribOrUniform('getActiveUniform', program, index, bufSize, length, size, type, name); - - var _emscripten_glGetAttachedShaders = (program, maxCount, count, shaders) => { - var result = GLctx.getAttachedShaders(GL.programs[program]); - var len = result.length; - if (len > maxCount) { - len = maxCount; - } - HEAP32[((count)>>2)] = len; - for (var i = 0; i < len; ++i) { - var id = GL.shaders.indexOf(result[i]); - HEAP32[(((shaders)+(i*4))>>2)] = id; - } - }; - - - var _emscripten_glGetAttribLocation = (program, name) => - GLctx.getAttribLocation(GL.programs[program], UTF8ToString(name)); - - var readI53FromI64 = (ptr) => { - return HEAPU32[((ptr)>>2)] + HEAP32[(((ptr)+(4))>>2)] * 4294967296; - }; - - var readI53FromU64 = (ptr) => { - return HEAPU32[((ptr)>>2)] + HEAPU32[(((ptr)+(4))>>2)] * 4294967296; - }; - var writeI53ToI64 = (ptr, num) => { - HEAPU32[((ptr)>>2)] = num; - var lower = HEAPU32[((ptr)>>2)]; - HEAPU32[(((ptr)+(4))>>2)] = (num - lower)/4294967296; - var deserialized = (num >= 0) ? readI53FromU64(ptr) : readI53FromI64(ptr); - var offset = ((ptr)>>2); - if (deserialized != num) warnOnce(`writeI53ToI64() out of range: serialized JS Number ${num} to Wasm heap as bytes lo=${ptrToString(HEAPU32[offset])}, hi=${ptrToString(HEAPU32[offset+1])}, which deserializes back to ${deserialized} instead!`); - }; - - var 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 - } - // Do not write anything to the out pointer, since no binary formats are - // supported. - return; - 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 to get the length. - var formats = GLctx.getParameter(0x86A3 /*GL_COMPRESSED_TEXTURE_FORMATS*/); - ret = formats ? formats.length : 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 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)] = 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] = ret ? 1 : 0; break; - } - }; - - var _emscripten_glGetBooleanv = (name_, p) => emscriptenWebGLGet(name_, p, 4); - - var _emscripten_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_glGetError = () => { - var error = GLctx.getError() || GL.lastError; - GL.lastError = 0/*GL_NO_ERROR*/; - return error; - }; - - - var _emscripten_glGetFloatv = (name_, p) => emscriptenWebGLGet(name_, p, 2); - - var _emscripten_glGetFramebufferAttachmentParameteriv = (target, attachment, pname, params) => { - var result = GLctx.getFramebufferAttachmentParameter(target, attachment, pname); - if (result instanceof WebGLRenderbuffer || - result instanceof WebGLTexture) { - result = result.name | 0; - } - HEAP32[((params)>>2)] = result; - }; - - - var _emscripten_glGetIntegerv = (name_, p) => emscriptenWebGLGet(name_, p, 0); - - var _emscripten_glGetProgramInfoLog = (program, maxLength, length, infoLog) => { - var log = GLctx.getProgramInfoLog(GL.programs[program]); - if (log === null) log = '(unknown error)'; - var numBytesWrittenExclNull = (maxLength > 0 && infoLog) ? stringToUTF8(log, infoLog, maxLength) : 0; - if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull; - }; - - var _emscripten_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) { - var numActiveUniforms = GLctx.getProgramParameter(program, 0x8B86/*GL_ACTIVE_UNIFORMS*/); - for (var i = 0; i < numActiveUniforms; ++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) { - var numActiveAttributes = GLctx.getProgramParameter(program, 0x8B89/*GL_ACTIVE_ATTRIBUTES*/); - for (var i = 0; i < numActiveAttributes; ++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) { - var numActiveUniformBlocks = GLctx.getProgramParameter(program, 0x8A36/*GL_ACTIVE_UNIFORM_BLOCKS*/); - for (var i = 0; i < numActiveUniformBlocks; ++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_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; - { - param = GLctx.disjointTimerQueryExt['getQueryObjectEXT'](query, pname); - } - var ret; - if (typeof param == 'boolean') { - ret = param ? 1 : 0; - } else { - ret = param; - } - writeI53ToI64(params, ret); - }; - - var _emscripten_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 _glGetQueryObjecti64vEXT = _emscripten_glGetQueryObjecti64vEXT; - var _emscripten_glGetQueryObjectui64vEXT = _glGetQueryObjecti64vEXT; - - - var _glGetQueryObjectivEXT = _emscripten_glGetQueryObjectivEXT; - var _emscripten_glGetQueryObjectuivEXT = _glGetQueryObjectivEXT; - - var _emscripten_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_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_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_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_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_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 stringToNewUTF8 = (str) => { - var size = lengthBytesUTF8(str) + 1; - var ret = _malloc(size); - if (ret) stringToUTF8(str, ret, size); - return ret; - }; - - - var webglGetExtensions = () => { - var exts = getEmscriptenSupportedExtensions(GLctx); - exts = exts.concat(exts.map((e) => "GL_" + e)); - return exts; - }; - - var _emscripten_glGetString = (name_) => { - var ret = GL.stringCache[name_]; - if (!ret) { - switch (name_) { - case 0x1F03 /* GL_EXTENSIONS */: - ret = stringToNewUTF8(webglGetExtensions().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) : 0; - break; - - case 0x1F02 /* GL_VERSION */: - var webGLVersion = GLctx.getParameter(0x1F02 /*GL_VERSION*/); - // return GLES version string corresponding to the version of the WebGL context - var glVersion = `OpenGL ES 2.0 (${webGLVersion})`; - 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_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_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); - }; - - /** @suppress {checkTypes} */ - var jstoi_q = (str) => parseInt(str); - - /** @noinline */ - var webglGetLeftBracePos = (name) => name.slice(-1) == ']' && name.lastIndexOf('['); - - var 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 = {}; - - var numActiveUniforms = GLctx.getProgramParameter(program, 0x8B86/*GL_ACTIVE_UNIFORMS*/); - for (i = 0; i < numActiveUniforms; ++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; - } - } - } - }; - - - - var _emscripten_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? - // A pair [array length, GLint of the uniform location] - var sizeAndId = program.uniformSizeAndIdsByName[uniformBaseName]; - - // If a 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 webglGetProgramUniformLocation = (program, location) => { - - if (program) { - var webglLoc = program.uniformLocsById[location]; - // program.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') { - program.uniformLocsById[location] = webglLoc = GLctx.getUniformLocation(program, program.uniformArrayNamesById[location] + (webglLoc > 0 ? `[${webglLoc}]` : '')); - } - // Else an already cached WebGLUniformLocation, return it. - return webglLoc; - } else { - GL.recordError(0x502/*GL_INVALID_OPERATION*/); - } - }; - - - /** @suppress{checkTypes} */ - var 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, webglGetProgramUniformLocation(program, 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; - } - } - } - }; - - var _emscripten_glGetUniformfv = (program, location, params) => { - emscriptenWebGLGetUniform(program, location, params, 2); - }; - - - var _emscripten_glGetUniformiv = (program, location, params) => { - emscriptenWebGLGetUniform(program, location, params, 0); - }; - - var _emscripten_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); - }; - - /** @suppress{checkTypes} */ - var 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; - } - } - } - }; - - var _emscripten_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_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_glHint = (x0, x1) => GLctx.hint(x0, x1); - - var _emscripten_glIsBuffer = (buffer) => { - var b = GL.buffers[buffer]; - if (!b) return 0; - return GLctx.isBuffer(b); - }; - - var _emscripten_glIsEnabled = (x0) => GLctx.isEnabled(x0); - - var _emscripten_glIsFramebuffer = (framebuffer) => { - var fb = GL.framebuffers[framebuffer]; - if (!fb) return 0; - return GLctx.isFramebuffer(fb); - }; - - var _emscripten_glIsProgram = (program) => { - program = GL.programs[program]; - if (!program) return 0; - return GLctx.isProgram(program); - }; - - var _emscripten_glIsQueryEXT = (id) => { - var query = GL.queries[id]; - if (!query) return 0; - return GLctx.disjointTimerQueryExt['isQueryEXT'](query); - }; - - var _emscripten_glIsRenderbuffer = (renderbuffer) => { - var rb = GL.renderbuffers[renderbuffer]; - if (!rb) return 0; - return GLctx.isRenderbuffer(rb); - }; - - var _emscripten_glIsShader = (shader) => { - var s = GL.shaders[shader]; - if (!s) return 0; - return GLctx.isShader(s); - }; - - var _emscripten_glIsTexture = (id) => { - var texture = GL.textures[id]; - if (!texture) return 0; - return GLctx.isTexture(texture); - }; - - - var _emscripten_glIsVertexArray = (array) => { - - var vao = GL.vaos[array]; - if (!vao) return 0; - return GLctx.isVertexArray(vao); - }; - var _glIsVertexArray = _emscripten_glIsVertexArray; - var _emscripten_glIsVertexArrayOES = _glIsVertexArray; - - var _emscripten_glLineWidth = (x0) => GLctx.lineWidth(x0); - - var _emscripten_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_glPixelStorei = (pname, param) => { - if (pname == 3317) { - GL.unpackAlignment = param; - } else if (pname == 3314) { - GL.unpackRowLength = param; - } - GLctx.pixelStorei(pname, param); - }; - - var _emscripten_glPolygonModeWEBGL = (face, mode) => { - GLctx.webglPolygonMode['polygonModeWEBGL'](face, mode); - }; - - var _emscripten_glPolygonOffset = (x0, x1) => GLctx.polygonOffset(x0, x1); - - var _emscripten_glPolygonOffsetClampEXT = (factor, units, clamp) => { - GLctx.extPolygonOffsetClamp['polygonOffsetClampEXT'](factor, units, clamp); - }; - - var _emscripten_glQueryCounterEXT = (id, target) => { - GLctx.disjointTimerQueryExt['queryCounterEXT'](GL.queries[id], target); - }; - - var computeUnpackAlignedImageSize = (width, height, sizePerPixel) => { - function roundedToNextMultipleOf(x, y) { - return (x + y - 1) & -y; - } - var plainRowSize = (GL.unpackRowLength || width) * sizePerPixel; - var alignedRowSize = roundedToNextMultipleOf(plainRowSize, GL.unpackAlignment); - return height * alignedRowSize; - }; - - var 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, - }; - return colorChannels[format - 0x1902]||1; - }; - - var 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 == 1) return HEAPU8; - - if (type == 4) return HEAP32; - - if (type == 6) return HEAPF32; - - if (type == 5 - || type == 28922 - ) - return HEAPU32; - - return HEAPU16; - }; - - var toTypedArrayIndex = (pointer, heap) => - pointer >>> (31 - Math.clz32(heap.BYTES_PER_ELEMENT)); - - var emscriptenWebGLGetTexPixelData = (type, format, width, height, pixels) => { - var heap = heapObjectForWebGLType(type); - var sizePerPixel = colorChannelsInGlTextureFormat(format) * heap.BYTES_PER_ELEMENT; - var bytes = computeUnpackAlignedImageSize(width, height, sizePerPixel); - return heap.subarray(toTypedArrayIndex(pixels, heap), toTypedArrayIndex(pixels + bytes, heap)); - }; - - var _emscripten_glReadPixels = (x, y, width, height, format, type, pixels) => { - var pixelData = emscriptenWebGLGetTexPixelData(type, format, width, height, pixels); - if (!pixelData) { - GL.recordError(0x500/*GL_INVALID_ENUM*/); - return; - } - GLctx.readPixels(x, y, width, height, format, type, pixelData); - }; - - var _emscripten_glReleaseShaderCompiler = () => { - // NOP (as allowed by GLES 2.0 spec) - }; - - var _emscripten_glRenderbufferStorage = (x0, x1, x2, x3) => GLctx.renderbufferStorage(x0, x1, x2, x3); - - var _emscripten_glSampleCoverage = (value, invert) => { - GLctx.sampleCoverage(value, !!invert); - }; - - var _emscripten_glScissor = (x0, x1, x2, x3) => GLctx.scissor(x0, x1, x2, x3); - - var _emscripten_glShaderBinary = (count, shaders, binaryformat, binary, length) => { - GL.recordError(0x500/*GL_INVALID_ENUM*/); - }; - - var _emscripten_glShaderSource = (shader, count, string, length) => { - var source = GL.getSource(shader, count, string, length); - - GLctx.shaderSource(GL.shaders[shader], source); - }; - - var _emscripten_glStencilFunc = (x0, x1, x2) => GLctx.stencilFunc(x0, x1, x2); - - var _emscripten_glStencilFuncSeparate = (x0, x1, x2, x3) => GLctx.stencilFuncSeparate(x0, x1, x2, x3); - - var _emscripten_glStencilMask = (x0) => GLctx.stencilMask(x0); - - var _emscripten_glStencilMaskSeparate = (x0, x1) => GLctx.stencilMaskSeparate(x0, x1); - - var _emscripten_glStencilOp = (x0, x1, x2) => GLctx.stencilOp(x0, x1, x2); - - var _emscripten_glStencilOpSeparate = (x0, x1, x2, x3) => GLctx.stencilOpSeparate(x0, x1, x2, x3); - - - var _emscripten_glTexImage2D = (target, level, internalFormat, width, height, border, format, type, pixels) => { - var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels) : null; - GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixelData); - }; - - var _emscripten_glTexParameterf = (x0, x1, x2) => GLctx.texParameterf(x0, x1, x2); - - var _emscripten_glTexParameterfv = (target, pname, params) => { - var param = HEAPF32[((params)>>2)]; - GLctx.texParameterf(target, pname, param); - }; - - var _emscripten_glTexParameteri = (x0, x1, x2) => GLctx.texParameteri(x0, x1, x2); - - var _emscripten_glTexParameteriv = (target, pname, params) => { - var param = HEAP32[((params)>>2)]; - GLctx.texParameteri(target, pname, param); - }; - - - var _emscripten_glTexSubImage2D = (target, level, xoffset, yoffset, width, height, format, type, pixels) => { - var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels) : null; - GLctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixelData); - }; - - - var webglGetUniformLocation = (location) => { - - return webglGetProgramUniformLocation(GLctx.currentProgram, location); - }; - - var _emscripten_glUniform1f = (location, v0) => { - GLctx.uniform1f(webglGetUniformLocation(location), v0); - }; - - - var miniTempWebGLFloatBuffers = []; - - var _emscripten_glUniform1fv = (location, count, value) => { - - if (count <= 288) { - // avoid allocation when uploading few enough uniforms - var view = miniTempWebGLFloatBuffers[count]; - for (var i = 0; i < count; ++i) { - view[i] = HEAPF32[(((value)+(4*i))>>2)]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*4)>>2)); - } - GLctx.uniform1fv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform1i = (location, v0) => { - GLctx.uniform1i(webglGetUniformLocation(location), v0); - }; - - - var miniTempWebGLIntBuffers = []; - - var _emscripten_glUniform1iv = (location, count, value) => { - - if (count <= 288) { - // avoid allocation when uploading few enough uniforms - var view = miniTempWebGLIntBuffers[count]; - for (var i = 0; i < count; ++i) { - view[i] = HEAP32[(((value)+(4*i))>>2)]; - } - } else - { - var view = HEAP32.subarray((((value)>>2)), ((value+count*4)>>2)); - } - GLctx.uniform1iv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform2f = (location, v0, v1) => { - GLctx.uniform2f(webglGetUniformLocation(location), v0, v1); - }; - - - - var _emscripten_glUniform2fv = (location, count, value) => { - - if (count <= 144) { - // avoid allocation when uploading few enough uniforms - count *= 2; - var view = miniTempWebGLFloatBuffers[count]; - for (var i = 0; i < count; i += 2) { - view[i] = HEAPF32[(((value)+(4*i))>>2)]; - view[i+1] = HEAPF32[(((value)+(4*i+4))>>2)]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*8)>>2)); - } - GLctx.uniform2fv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform2i = (location, v0, v1) => { - GLctx.uniform2i(webglGetUniformLocation(location), v0, v1); - }; - - - - var _emscripten_glUniform2iv = (location, count, value) => { - - if (count <= 144) { - // avoid allocation when uploading few enough uniforms - count *= 2; - var view = miniTempWebGLIntBuffers[count]; - for (var i = 0; i < count; i += 2) { - view[i] = HEAP32[(((value)+(4*i))>>2)]; - view[i+1] = HEAP32[(((value)+(4*i+4))>>2)]; - } - } else - { - var view = HEAP32.subarray((((value)>>2)), ((value+count*8)>>2)); - } - GLctx.uniform2iv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform3f = (location, v0, v1, v2) => { - GLctx.uniform3f(webglGetUniformLocation(location), v0, v1, v2); - }; - - - - var _emscripten_glUniform3fv = (location, count, value) => { - - if (count <= 96) { - // avoid allocation when uploading few enough uniforms - count *= 3; - var view = miniTempWebGLFloatBuffers[count]; - for (var i = 0; i < count; i += 3) { - view[i] = HEAPF32[(((value)+(4*i))>>2)]; - view[i+1] = HEAPF32[(((value)+(4*i+4))>>2)]; - view[i+2] = HEAPF32[(((value)+(4*i+8))>>2)]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*12)>>2)); - } - GLctx.uniform3fv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform3i = (location, v0, v1, v2) => { - GLctx.uniform3i(webglGetUniformLocation(location), v0, v1, v2); - }; - - - - var _emscripten_glUniform3iv = (location, count, value) => { - - if (count <= 96) { - // avoid allocation when uploading few enough uniforms - count *= 3; - var view = miniTempWebGLIntBuffers[count]; - for (var i = 0; i < count; i += 3) { - view[i] = HEAP32[(((value)+(4*i))>>2)]; - view[i+1] = HEAP32[(((value)+(4*i+4))>>2)]; - view[i+2] = HEAP32[(((value)+(4*i+8))>>2)]; - } - } else - { - var view = HEAP32.subarray((((value)>>2)), ((value+count*12)>>2)); - } - GLctx.uniform3iv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform4f = (location, v0, v1, v2, v3) => { - GLctx.uniform4f(webglGetUniformLocation(location), v0, v1, v2, v3); - }; - - - - var _emscripten_glUniform4fv = (location, count, value) => { - - if (count <= 72) { - // avoid allocation when uploading few enough uniforms - var view = miniTempWebGLFloatBuffers[4*count]; - // hoist the heap out of the loop for size and for pthreads+growth. - var heap = HEAPF32; - value = ((value)>>2); - count *= 4; - for (var i = 0; i < count; i += 4) { - var dst = value + i; - view[i] = heap[dst]; - view[i + 1] = heap[dst + 1]; - view[i + 2] = heap[dst + 2]; - view[i + 3] = heap[dst + 3]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*16)>>2)); - } - GLctx.uniform4fv(webglGetUniformLocation(location), view); - }; - - - var _emscripten_glUniform4i = (location, v0, v1, v2, v3) => { - GLctx.uniform4i(webglGetUniformLocation(location), v0, v1, v2, v3); - }; - - - - var _emscripten_glUniform4iv = (location, count, value) => { - - if (count <= 72) { - // avoid allocation when uploading few enough uniforms - count *= 4; - var view = miniTempWebGLIntBuffers[count]; - for (var i = 0; i < count; i += 4) { - view[i] = HEAP32[(((value)+(4*i))>>2)]; - view[i+1] = HEAP32[(((value)+(4*i+4))>>2)]; - view[i+2] = HEAP32[(((value)+(4*i+8))>>2)]; - view[i+3] = HEAP32[(((value)+(4*i+12))>>2)]; - } - } else - { - var view = HEAP32.subarray((((value)>>2)), ((value+count*16)>>2)); - } - GLctx.uniform4iv(webglGetUniformLocation(location), view); - }; - - - - var _emscripten_glUniformMatrix2fv = (location, count, transpose, value) => { - - if (count <= 72) { - // avoid allocation when uploading few enough uniforms - count *= 4; - var view = miniTempWebGLFloatBuffers[count]; - for (var i = 0; i < count; i += 4) { - view[i] = HEAPF32[(((value)+(4*i))>>2)]; - view[i+1] = HEAPF32[(((value)+(4*i+4))>>2)]; - view[i+2] = HEAPF32[(((value)+(4*i+8))>>2)]; - view[i+3] = HEAPF32[(((value)+(4*i+12))>>2)]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*16)>>2)); - } - GLctx.uniformMatrix2fv(webglGetUniformLocation(location), !!transpose, view); - }; - - - - var _emscripten_glUniformMatrix3fv = (location, count, transpose, value) => { - - if (count <= 32) { - // avoid allocation when uploading few enough uniforms - count *= 9; - var view = miniTempWebGLFloatBuffers[count]; - for (var i = 0; i < count; i += 9) { - view[i] = HEAPF32[(((value)+(4*i))>>2)]; - view[i+1] = HEAPF32[(((value)+(4*i+4))>>2)]; - view[i+2] = HEAPF32[(((value)+(4*i+8))>>2)]; - view[i+3] = HEAPF32[(((value)+(4*i+12))>>2)]; - view[i+4] = HEAPF32[(((value)+(4*i+16))>>2)]; - view[i+5] = HEAPF32[(((value)+(4*i+20))>>2)]; - view[i+6] = HEAPF32[(((value)+(4*i+24))>>2)]; - view[i+7] = HEAPF32[(((value)+(4*i+28))>>2)]; - view[i+8] = HEAPF32[(((value)+(4*i+32))>>2)]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*36)>>2)); - } - GLctx.uniformMatrix3fv(webglGetUniformLocation(location), !!transpose, view); - }; - - - - var _emscripten_glUniformMatrix4fv = (location, count, transpose, value) => { - - if (count <= 18) { - // avoid allocation when uploading few enough uniforms - var view = miniTempWebGLFloatBuffers[16*count]; - // hoist the heap out of the loop for size and for pthreads+growth. - var heap = HEAPF32; - value = ((value)>>2); - count *= 16; - for (var i = 0; i < count; i += 16) { - var dst = value + i; - view[i] = heap[dst]; - view[i + 1] = heap[dst + 1]; - view[i + 2] = heap[dst + 2]; - view[i + 3] = heap[dst + 3]; - view[i + 4] = heap[dst + 4]; - view[i + 5] = heap[dst + 5]; - view[i + 6] = heap[dst + 6]; - view[i + 7] = heap[dst + 7]; - view[i + 8] = heap[dst + 8]; - view[i + 9] = heap[dst + 9]; - view[i + 10] = heap[dst + 10]; - view[i + 11] = heap[dst + 11]; - view[i + 12] = heap[dst + 12]; - view[i + 13] = heap[dst + 13]; - view[i + 14] = heap[dst + 14]; - view[i + 15] = heap[dst + 15]; - } - } else - { - var view = HEAPF32.subarray((((value)>>2)), ((value+count*64)>>2)); - } - GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, view); - }; - - var _emscripten_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_glValidateProgram = (program) => { - GLctx.validateProgram(GL.programs[program]); - }; - - var _emscripten_glVertexAttrib1f = (x0, x1) => GLctx.vertexAttrib1f(x0, x1); - - var _emscripten_glVertexAttrib1fv = (index, v) => { - - GLctx.vertexAttrib1f(index, HEAPF32[v>>2]); - }; - - var _emscripten_glVertexAttrib2f = (x0, x1, x2) => GLctx.vertexAttrib2f(x0, x1, x2); - - var _emscripten_glVertexAttrib2fv = (index, v) => { - - GLctx.vertexAttrib2f(index, HEAPF32[v>>2], HEAPF32[v+4>>2]); - }; - - var _emscripten_glVertexAttrib3f = (x0, x1, x2, x3) => GLctx.vertexAttrib3f(x0, x1, x2, x3); - - var _emscripten_glVertexAttrib3fv = (index, v) => { - - GLctx.vertexAttrib3f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2]); - }; - - var _emscripten_glVertexAttrib4f = (x0, x1, x2, x3, x4) => GLctx.vertexAttrib4f(x0, x1, x2, x3, x4); - - var _emscripten_glVertexAttrib4fv = (index, v) => { - - GLctx.vertexAttrib4f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2], HEAPF32[v+12>>2]); - }; - - - var _emscripten_glVertexAttribDivisor = (index, divisor) => { - GLctx.vertexAttribDivisor(index, divisor); - }; - var _glVertexAttribDivisor = _emscripten_glVertexAttribDivisor; - var _emscripten_glVertexAttribDivisorANGLE = _glVertexAttribDivisor; - - var _emscripten_glVertexAttribPointer = (index, size, type, normalized, stride, ptr) => { - GLctx.vertexAttribPointer(index, size, type, !!normalized, stride, ptr); - }; - - var _emscripten_glViewport = (x0, x1, x2, x3) => GLctx.viewport(x0, x1, x2, x3); - - var _emscripten_has_asyncify = () => 0; - - - - var doRequestFullscreen = (target, strategy) => { - if (!JSEvents.fullscreenEnabled()) return -1; - target = findEventTarget(target); - if (!target) return -4; - - if (!target.requestFullscreen - && !target.webkitRequestFullscreen - ) { - return -3; - } - - // Queue this function call if we're not currently in an event handler and - // the user saw it appropriate to do so. - if (!JSEvents.canPerformEventHandlerRequests()) { - if (strategy.deferUntilInEventHandler) { - JSEvents.deferCall(JSEvents_requestFullscreen, 1 /* priority over pointer lock */, [target, strategy]); - return 1; - } - return -2; - } - - return JSEvents_requestFullscreen(target, strategy); - }; - var _emscripten_request_fullscreen_strategy = (target, deferUntilInEventHandler, fullscreenStrategy) => { - var strategy = { - scaleMode: HEAP32[((fullscreenStrategy)>>2)], - canvasResolutionScaleMode: HEAP32[(((fullscreenStrategy)+(4))>>2)], - filteringMode: HEAP32[(((fullscreenStrategy)+(8))>>2)], - deferUntilInEventHandler, - canvasResizedCallback: HEAP32[(((fullscreenStrategy)+(12))>>2)], - canvasResizedCallbackUserData: HEAP32[(((fullscreenStrategy)+(16))>>2)] - }; - - return doRequestFullscreen(target, strategy); - }; - - - - var _emscripten_request_pointerlock = (target, deferUntilInEventHandler) => { - target = findEventTarget(target); - if (!target) return -4; - if (!target.requestPointerLock) { - return -1; - } - - // Queue this function call if we're not currently in an event handler and - // the user saw it appropriate to do so. - if (!JSEvents.canPerformEventHandlerRequests()) { - if (deferUntilInEventHandler) { - JSEvents.deferCall(requestPointerLock, 2 /* priority below fullscreen */, [target]); - return 1; - } - return -2; - } - - return requestPointerLock(target); - }; - - var 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. - 2147483648; - - var alignMemory = (size, alignment) => { - assert(alignment, 'alignment argument is required'); - return Math.ceil(size / alignment) * alignment; - }; - - var growMemory = (size) => { - var oldHeapSize = wasmMemory.buffer.byteLength; - var pages = ((size - oldHeapSize + 65535) / 65536) | 0; - try { - // round size grow request up to wasm page size (fixed 64KB per spec) - wasmMemory.grow(pages); // .grow() takes a delta compared to the previous size - updateMemoryViews(); - return 1 /*success*/; - } catch(e) { - err(`growMemory: Attempted to grow heap from ${oldHeapSize} bytes to ${size} bytes, but got error: ${e}`); - } - // implicit 0 return to save code size (caller will cast "undefined" into 0 - // anyhow) - }; - var _emscripten_resize_heap = (requestedSize) => { - var oldSize = HEAPU8.length; - // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. - 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, requested ${requestedSize} bytes, but the limit is ${maxHeapSize} bytes!`); - return false; - } - - // 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, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); - - var replacement = growMemory(newSize); - if (replacement) { - - return true; - } - } - err(`Failed to grow the heap from ${oldSize} bytes to ${newSize} bytes, not enough memory!`); - return false; - }; - - /** @suppress {checkTypes} */ - var _emscripten_sample_gamepad_data = () => { - try { - if (navigator.getGamepads) return (JSEvents.lastGamepadState = navigator.getGamepads()) - ? 0 : -1; - } catch(e) { - err(`navigator.getGamepads() exists, but failed to execute with exception ${e}. Disabling Gamepad access.`); - navigator.getGamepads = null; // Disable getGamepads() so that it won't be attempted to be used again. - } - return -1; - }; - - - - - var registerBeforeUnloadEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString) => { - var beforeUnloadEventHandlerFunc = (e) => { - // 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, - eventTypeId, - userData, - callbackfunc, - handlerFunc: beforeUnloadEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - var _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"); - }; - - - - - - var registerFocusEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 256; - JSEvents.focusEvent ||= _malloc(eventSize); - - var focusEventHandlerFunc = (e) => { - var nodeName = JSEvents.getNodeNameForTarget(e.target); - var 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, - eventTypeId, - userData, - callbackfunc, - handlerFunc: focusEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - var _emscripten_set_blur_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerFocusEventCallback(target, userData, useCapture, callbackfunc, 12, "blur", targetThread); - - - var _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; - }; - - var _emscripten_set_focus_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerFocusEventCallback(target, userData, useCapture, callbackfunc, 13, "focus", targetThread); - - - - - - var registerFullscreenChangeEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 276; - JSEvents.fullscreenChangeEvent ||= _malloc(eventSize); - - var fullscreenChangeEventHandlerFunc = (e) => { - var fullscreenChangeEvent = JSEvents.fullscreenChangeEvent; - fillFullscreenChangeEventData(fullscreenChangeEvent); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, fullscreenChangeEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: fullscreenChangeEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - - var _emscripten_set_fullscreenchange_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => { - if (!JSEvents.fullscreenEnabled()) return -1; - target = findEventTarget(target); - if (!target) return -4; - - // 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. - // TODO: When this block is removed, also change test/test_html5_remove_event_listener.c test expectation on emscripten_set_fullscreenchange_callback(). - registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "webkitfullscreenchange", targetThread); - - return registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "fullscreenchange", targetThread); - }; - - - - - - var registerGamepadEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 1240; - JSEvents.gamepadEvent ||= _malloc(eventSize); - - var gamepadEventHandlerFunc = (e) => { - var gamepadEvent = JSEvents.gamepadEvent; - fillGamepadEventData(gamepadEvent, e["gamepad"]); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, gamepadEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target: findEventTarget(target), - allowsDeferredCalls: true, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: gamepadEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - - var _emscripten_set_gamepadconnected_callback_on_thread = (userData, useCapture, callbackfunc, targetThread) => { - if (_emscripten_sample_gamepad_data()) return -1; - return registerGamepadEventCallback(2, userData, useCapture, callbackfunc, 26, "gamepadconnected", targetThread); - }; - - - var _emscripten_set_gamepaddisconnected_callback_on_thread = (userData, useCapture, callbackfunc, targetThread) => { - if (_emscripten_sample_gamepad_data()) return -1; - return registerGamepadEventCallback(2, userData, useCapture, callbackfunc, 27, "gamepaddisconnected", targetThread); - }; - - - - - - var registerKeyEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 160; - JSEvents.keyEvent ||= _malloc(eventSize); - - var keyEventHandlerFunc = (e) => { - assert(e); - - var keyEventData = JSEvents.keyEvent; - HEAPF64[((keyEventData)>>3)] = e.timeStamp; - - var idx = ((keyEventData)>>2); - - HEAP32[idx + 2] = e.location; - HEAP8[keyEventData + 12] = e.ctrlKey; - HEAP8[keyEventData + 13] = e.shiftKey; - HEAP8[keyEventData + 14] = e.altKey; - HEAP8[keyEventData + 15] = e.metaKey; - HEAP8[keyEventData + 16] = e.repeat; - HEAP32[idx + 5] = e.charCode; - HEAP32[idx + 6] = e.keyCode; - HEAP32[idx + 7] = e.which; - stringToUTF8(e.key ?? '', keyEventData + 32, 32); - stringToUTF8(e.code ?? '', keyEventData + 64, 32); - stringToUTF8(e.char ?? '', keyEventData + 96, 32); - stringToUTF8(e.locale ?? '', keyEventData + 128, 32); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, keyEventData, userData)) e.preventDefault(); - }; - - var eventHandler = { - target: findEventTarget(target), - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: keyEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - var _emscripten_set_keydown_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerKeyEventCallback(target, userData, useCapture, callbackfunc, 2, "keydown", targetThread); - - var _emscripten_set_keypress_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerKeyEventCallback(target, userData, useCapture, callbackfunc, 1, "keypress", targetThread); - - var _emscripten_set_keyup_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerKeyEventCallback(target, userData, useCapture, callbackfunc, 3, "keyup", targetThread); - - - var _emscripten_set_main_loop = (func, fps, simulateInfiniteLoop) => { - var iterFunc = getWasmTableEntry(func); - setMainLoop(iterFunc, fps, simulateInfiniteLoop); - }; - - - - var screenOrientation = () => { - if (!window.screen) return undefined; - return screen.orientation || screen['mozOrientation'] || screen['webkitOrientation']; - }; - var fillOrientationChangeEventData = (eventStruct) => { - // OrientationType enum - var orientationsType1 = ['portrait-primary', 'portrait-secondary', 'landscape-primary', 'landscape-secondary']; - // alternative selection from OrientationLockType enum - var orientationsType2 = ['portrait', 'portrait', 'landscape', 'landscape']; - - var orientationIndex = 0; - var orientationAngle = 0; - var screenOrientObj = screenOrientation(); - if (typeof screenOrientObj === 'object') { - orientationIndex = orientationsType1.indexOf(screenOrientObj.type); - if (orientationIndex < 0) { - orientationIndex = orientationsType2.indexOf(screenOrientObj.type); - } - if (orientationIndex >= 0) { - orientationIndex = 1 << orientationIndex; - } - orientationAngle = screenOrientObj.angle; - } - else { - // fallback for Safari earlier than 16.4 (March 2023) - orientationAngle = window.orientation; - } - - HEAP32[((eventStruct)>>2)] = orientationIndex; - HEAP32[(((eventStruct)+(4))>>2)] = orientationAngle; - }; - - - var registerOrientationChangeEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 8; - JSEvents.orientationChangeEvent ||= _malloc(eventSize); - - var orientationChangeEventHandlerFunc = (e) => { - var orientationChangeEvent = JSEvents.orientationChangeEvent; - fillOrientationChangeEventData(orientationChangeEvent); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, orientationChangeEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: orientationChangeEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - var _emscripten_set_orientationchange_callback_on_thread = (userData, useCapture, callbackfunc, targetThread) => { - if (!window.screen || !screen.orientation) return -1; - return registerOrientationChangeEventCallback(screen.orientation, userData, useCapture, callbackfunc, 18, 'change', targetThread); - }; - - - - var fillPointerlockChangeEventData = (eventStruct) => { - var pointerLockElement = document.pointerLockElement; - var isPointerlocked = !!pointerLockElement; - // Assigning a boolean to HEAP32 with expected type coercion. - /** @suppress{checkTypes} */ - HEAP8[eventStruct] = isPointerlocked; - var nodeName = JSEvents.getNodeNameForTarget(pointerLockElement); - var id = pointerLockElement?.id ?? ''; - stringToUTF8(nodeName, eventStruct + 1, 128); - stringToUTF8(id, eventStruct + 129, 128); - }; - - - var registerPointerlockChangeEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 257; - JSEvents.pointerlockChangeEvent ||= _malloc(eventSize); - - var pointerlockChangeEventHandlerFunc = (e) => { - var pointerlockChangeEvent = JSEvents.pointerlockChangeEvent; - fillPointerlockChangeEventData(pointerlockChangeEvent); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, pointerlockChangeEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: pointerlockChangeEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - - var _emscripten_set_pointerlockchange_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => { - if (!document.body?.requestPointerLock) { - return -1; - } - - target = findEventTarget(target); - if (!target) return -4; - return registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "pointerlockchange", targetThread); - }; - - - - - var registerUiEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 36; - JSEvents.uiEvent ||= _malloc(eventSize); - - target = findEventTarget(target); - - var uiEventHandlerFunc = (e) => { - 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)] = 0; // always zero for resize and scroll - 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 | 0; // scroll offsets are float - HEAP32[(((uiEvent)+(32))>>2)] = pageYOffset | 0; - if (getWasmTableEntry(callbackfunc)(eventTypeId, uiEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: uiEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - var _emscripten_set_resize_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => - registerUiEventCallback(target, userData, useCapture, callbackfunc, 10, "resize", targetThread); - - - var 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} */ - HEAP8[eventStruct] = document.hidden; - HEAP32[(((eventStruct)+(4))>>2)] = visibilityState; - }; - - - var registerVisibilityChangeEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 8; - JSEvents.visibilityChangeEvent ||= _malloc(eventSize); - - var visibilityChangeEventHandlerFunc = (e) => { - var visibilityChangeEvent = JSEvents.visibilityChangeEvent; - fillVisibilityChangeEventData(visibilityChangeEvent); - - if (getWasmTableEntry(callbackfunc)(eventTypeId, visibilityChangeEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: visibilityChangeEventHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - - var _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); - }; - - - var 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; - HEAP8[eventStruct + 24] = e.ctrlKey; - HEAP8[eventStruct + 25] = e.shiftKey; - HEAP8[eventStruct + 26] = e.altKey; - HEAP8[eventStruct + 27] = e.metaKey; - HEAP16[idx*2 + 14] = e.button; - HEAP16[idx*2 + 15] = e.buttons; - - HEAP32[idx + 8] = e["movementX"]; - - HEAP32[idx + 9] = e["movementY"]; - - // Note: rect contains doubles (truncated to placate SAFE_HEAP, which is the same behaviour when writing to HEAP32 anyway) - var rect = getBoundingClientRect(target); - HEAP32[idx + 10] = e.clientX - (rect.left | 0); - HEAP32[idx + 11] = e.clientY - (rect.top | 0); - }; - - - var registerWheelEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { - var eventSize = 96; - JSEvents.wheelEvent ||= _malloc(eventSize) - - // The DOM Level 3 events spec event 'wheel' - var wheelHandlerFunc = (e) => { - var wheelEvent = JSEvents.wheelEvent; - fillMouseEventData(wheelEvent, e, target); - HEAPF64[(((wheelEvent)+(64))>>3)] = e["deltaX"]; - HEAPF64[(((wheelEvent)+(72))>>3)] = e["deltaY"]; - HEAPF64[(((wheelEvent)+(80))>>3)] = e["deltaZ"]; - HEAP32[(((wheelEvent)+(88))>>2)] = e["deltaMode"]; - if (getWasmTableEntry(callbackfunc)(eventTypeId, wheelEvent, userData)) e.preventDefault(); - }; - - var eventHandler = { - target, - allowsDeferredCalls: true, - eventTypeString, - eventTypeId, - userData, - callbackfunc, - handlerFunc: wheelHandlerFunc, - useCapture - }; - return JSEvents.registerOrRemoveHandler(eventHandler); - }; - - var _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; - } - }; - - - var _emscripten_set_window_title = (title) => document.title = UTF8ToString(title); - - var _emscripten_sleep = () => { - abort('Please compile your program with async support in order to use asynchronous operations like emscripten_sleep'); - }; - - - var webglPowerPreferences = ["default","low-power","high-performance"]; - - - var _emscripten_webgl_do_create_context = (target, attributes) => { - assert(attributes); - var attr32 = ((attributes)>>2); - var powerPreference = HEAP32[attr32 + (8>>2)]; - var contextAttributes = { - 'alpha': !!HEAP8[attributes + 0], - 'depth': !!HEAP8[attributes + 1], - 'stencil': !!HEAP8[attributes + 2], - 'antialias': !!HEAP8[attributes + 3], - 'premultipliedAlpha': !!HEAP8[attributes + 4], - 'preserveDrawingBuffer': !!HEAP8[attributes + 5], - 'powerPreference': webglPowerPreferences[powerPreference], - 'failIfMajorPerformanceCaveat': !!HEAP8[attributes + 12], - // The following are not predefined WebGL context attributes in the WebGL specification, so the property names can be minified by Closure. - majorVersion: HEAP32[attr32 + (16>>2)], - minorVersion: HEAP32[attr32 + (20>>2)], - enableExtensionsByDefault: HEAP8[attributes + 24], - explicitSwapControl: HEAP8[attributes + 25], - proxyContextToMainThread: HEAP32[attr32 + (28>>2)], - renderViaOffscreenBackBuffer: HEAP8[attributes + 32] - }; - - // TODO: Make these into hard errors at some point in the future - if (contextAttributes.majorVersion !== 1 && contextAttributes.majorVersion !== 2) { - err(`Invalid WebGL version requested: ${contextAttributes.majorVersion}`); - } - if (contextAttributes.majorVersion !== 1) { - err('WebGL 2 requested but only WebGL 1 is supported (set -sMAX_WEBGL_VERSION=2 to fix the problem)'); - } - - var canvas = findCanvasEventTarget(target); - - if (!canvas) { - return 0; - } - - if (contextAttributes.explicitSwapControl) { - return 0; - } - - var contextHandle = GL.createContext(canvas, contextAttributes); - return contextHandle; - }; - var _emscripten_webgl_create_context = _emscripten_webgl_do_create_context; - - var _emscripten_webgl_destroy_context = (contextHandle) => { - if (GL.currentContext == contextHandle) GL.currentContext = 0; - GL.deleteContext(contextHandle); - }; - - var _emscripten_webgl_make_context_current = (contextHandle) => { - var success = GL.makeContextCurrent(contextHandle); - return success ? 0 : -5; - }; - - var ENV = { - }; - - var getExecutableName = () => thisProgram; - var getEnvStrings = () => { - if (!getEnvStrings.strings) { - // Default values. - var lang = (globalThis.navigator?.language ?? 'C').replace('-', '_') + '.UTF-8'; - var env = { - 'USER': 'web_user', - 'LOGNAME': 'web_user', - 'PATH': '/', - 'PWD': '/', - 'HOME': '/home/web_user', - 'LANG': lang, - '_': getExecutableName() - }; - // Apply the user-provided values, if any. - for (var x in ENV) { - // x is a key in ENV; if ENV[x] is undefined, that means it was - // explicitly set to be so. We allow user code to do that to - // force variables with default values to remain unset. - if (ENV[x] === undefined) delete env[x]; - else env[x] = ENV[x]; - } - var strings = []; - for (var x in env) { - strings.push(`${x}=${env[x]}`); - } - getEnvStrings.strings = strings; - } - return getEnvStrings.strings; - }; - - var _environ_get = (__environ, environ_buf) => { - var bufSize = 0; - var envp = 0; - for (var string of getEnvStrings()) { - var ptr = environ_buf + bufSize; - HEAPU32[(((__environ)+(envp))>>2)] = ptr; - bufSize += stringToUTF8(string, ptr, Infinity) + 1; - envp += 4; - } - return 0; - }; - - - var _environ_sizes_get = (penviron_count, penviron_buf_size) => { - var strings = getEnvStrings(); - HEAPU32[((penviron_count)>>2)] = strings.length; - var bufSize = 0; - for (var string of strings) { - bufSize += lengthBytesUTF8(string) + 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 */ - var 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 _fd_seek(fd, offset, whence, newOffset) { - offset = bigintToI53Checked(offset); - - - try { - - if (isNaN(offset)) return 22; - var stream = SYSCALLS.getStreamFromFD(fd); - FS.llseek(stream, offset, whence); - HEAP64[((newOffset)>>3)] = BigInt(stream.position); - 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 */ - var 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 (curr < len) { - // No more space to write. - break; - } - 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; - } - } - - - - - - var autoResumeAudioContext = (ctx) => { - for (var event of ['keydown', 'mousedown', 'touchstart']) { - for (var element of [document, document.getElementById('canvas')]) { - element?.addEventListener(event, () => { - if (ctx.state === 'suspended') ctx.resume(); - }, { 'once': true }); - } - } - }; - - var dynCall = (sig, ptr, args = [], promising = false) => { - assert(ptr, `null function pointer in dynCall`); - assert(!promising, 'async dynCall is not supported in this mode') - assert(getWasmTableEntry(ptr), `missing table entry in dynCall: ${ptr}`); - var func = getWasmTableEntry(ptr); - var rtn = func(...args); - - function convert(rtn) { - return rtn; - } - - return convert(rtn); - }; - - - - - - var writeArrayToMemory = (array, buffer) => { - assert(array.length >= 0, 'writeArrayToMemory array must have a length (should be an array or typed array)') - HEAP8.set(array, buffer); - }; - - - var FS_createPath = (...args) => FS.createPath(...args); - - - - var FS_unlink = (...args) => FS.unlink(...args); - - var FS_createLazyFile = (...args) => FS.createLazyFile(...args); - - var FS_createDevice = (...args) => FS.createDevice(...args); - - - - FS.createPreloadedFile = FS_createPreloadedFile; - FS.preloadFile = FS_preloadFile; - FS.staticInit();; - - Module['requestAnimationFrame'] = MainLoop.requestAnimationFrame; - Module['pauseMainLoop'] = MainLoop.pause; - Module['resumeMainLoop'] = MainLoop.resume; - MainLoop.init();; -for (let i = 0; i < 32; ++i) tempFixedLengthArray.push(new Array(i));; -var miniTempWebGLFloatBuffersStorage = new Float32Array(288); - // Create GL_POOL_TEMP_BUFFERS_SIZE+1 temporary buffers, for uploads of size 0 through GL_POOL_TEMP_BUFFERS_SIZE inclusive - for (/**@suppress{duplicate}*/var i = 0; i <= 288; ++i) { - miniTempWebGLFloatBuffers[i] = miniTempWebGLFloatBuffersStorage.subarray(0, i); - }; -var miniTempWebGLIntBuffersStorage = new Int32Array(288); - // Create GL_POOL_TEMP_BUFFERS_SIZE+1 temporary buffers, for uploads of size 0 through GL_POOL_TEMP_BUFFERS_SIZE inclusive - for (/**@suppress{duplicate}*/var i = 0; i <= 288; ++i) { - miniTempWebGLIntBuffers[i] = miniTempWebGLIntBuffersStorage.subarray(0, i); - }; -// End JS library code - -// include: postlibrary.js -// This file is included after the automatically-generated JS library code -// but before the wasm module is created. - -{ - - // Begin ATMODULES hooks - if (Module['noExitRuntime']) noExitRuntime = Module['noExitRuntime']; -if (Module['preloadPlugins']) preloadPlugins = Module['preloadPlugins']; -if (Module['print']) out = Module['print']; -if (Module['printErr']) err = Module['printErr']; -if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; - // End ATMODULES hooks - - checkIncomingModuleAPI(); - - if (Module['arguments']) programArgs = Module['arguments']; - if (Module['thisProgram']) thisProgram = Module['thisProgram']; - - // 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'); - 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 emscripten_set_window_title in JS)'); - assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); - assert(typeof Module['ENVIRONMENT'] == 'undefined', 'Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)'); - assert(typeof Module['STACK_SIZE'] == 'undefined', 'STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time') - // If memory is defined in wasm, the user can't provide it, or set INITIAL_MEMORY - assert(typeof Module['wasmMemory'] == 'undefined', 'Use of `wasmMemory` detected. Use -sIMPORTED_MEMORY to define wasmMemory externally'); - assert(typeof Module['INITIAL_MEMORY'] == 'undefined', 'Detected runtime INITIAL_MEMORY setting. Use -sIMPORTED_MEMORY to define wasmMemory dynamically'); - - if (Module['preInit']) { - if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; - while (Module['preInit'].length > 0) { - Module['preInit'].shift()(); - } - } - consumedModuleProp('preInit'); -} - -// Begin runtime exports - Module['addRunDependency'] = addRunDependency; - Module['removeRunDependency'] = removeRunDependency; - Module['FS_preloadFile'] = FS_preloadFile; - Module['FS_unlink'] = FS_unlink; - Module['FS_createPath'] = FS_createPath; - Module['FS_createDevice'] = FS_createDevice; - Module['FS_createDataFile'] = FS_createDataFile; - Module['FS_createLazyFile'] = FS_createLazyFile; - var missingLibrarySymbols = [ - 'writeI53ToI64Clamped', - 'writeI53ToI64Signaling', - 'writeI53ToU64Clamped', - 'writeI53ToU64Signaling', - 'convertI32PairToI53', - 'convertI32PairToI53Checked', - 'convertU32PairToI53', - 'getTempRet0', - 'setTempRet0', - 'createNamedFunction', - 'zeroMemory', - 'withStackSave', - 'inetPton4', - 'inetNtop4', - 'inetPton6', - 'inetNtop6', - 'readSockaddr', - 'writeSockaddr', - 'getDynCaller', - 'asmjsMangle', - 'HandleAllocator', - 'addOnInit', - 'addOnPostCtor', - 'addOnPreMain', - 'STACK_SIZE', - 'STACK_ALIGN', - 'POINTER_SIZE', - 'ASSERTIONS', - 'ccall', - 'cwrap', - 'convertJsFunctionToWasm', - 'getEmptyTableSlot', - 'updateTableMap', - 'getFunctionAddress', - 'addFunction', - 'removeFunction', - 'intArrayToString', - 'AsciiToString', - 'stringToAscii', - 'UTF16ToString', - 'stringToUTF16', - 'lengthBytesUTF16', - 'UTF32ToString', - 'stringToUTF32', - 'lengthBytesUTF32', - 'registerMouseEventCallback', - 'fillDeviceOrientationEventData', - 'registerDeviceOrientationEventCallback', - 'fillDeviceMotionEventData', - 'registerDeviceMotionEventCallback', - 'hideEverythingExceptGivenElement', - 'restoreHiddenElements', - 'softFullscreenResizeWebGLRenderTarget', - 'registerPointerlockErrorEventCallback', - 'registerTouchEventCallback', - 'fillBatteryEventData', - 'registerBatteryEventCallback', - 'jsStackTrace', - 'getCallstack', - 'convertPCtoSourceLocation', - 'wasiRightsToMuslOFlags', - 'wasiOFlagsToMuslOFlags', - 'setImmediateWrapped', - 'safeRequestAnimationFrame', - 'clearImmediateWrapped', - 'registerPostMainLoop', - 'registerPreMainLoop', - 'getPromise', - 'makePromise', - 'addPromise', - 'idsToPromises', - 'makePromiseCallback', - 'ExceptionInfo', - 'findMatchingCatch', - 'incrementUncaughtExceptionCount', - 'decrementUncaughtExceptionCount', - 'Browser_asyncPrepareDataCounter', - 'isLeapYear', - 'ydayFromDate', - 'arraySum', - 'addDays', - 'getSocketFromFD', - 'getSocketAddress', - 'FS_mkdirTree', - '_setNetworkCallback', - 'writeGLArray', - 'registerWebGlEventCallback', - 'runAndAbortIfError', - 'ALLOC_NORMAL', - 'ALLOC_STACK', - 'allocate', - 'writeStringToMemory', - 'writeAsciiToMemory', - 'allocateUTF8', - 'allocateUTF8OnStack', - 'demangle', - 'stackTrace', - 'getNativeTypeSize', -]; -missingLibrarySymbols.forEach(missingLibrarySymbol) - - var unexportedSymbols = [ - 'run', - 'out', - 'err', - 'callMain', - 'abort', - 'wasmExports', - 'writeStackCookie', - 'checkStackCookie', - 'writeI53ToI64', - 'readI53FromI64', - 'readI53FromU64', - 'INT53_MAX', - 'INT53_MIN', - 'bigintToI53Checked', - 'HEAP8', - 'HEAPU8', - 'HEAP16', - 'HEAPU16', - 'HEAP32', - 'HEAPU32', - 'HEAPF32', - 'HEAPF64', - 'HEAP64', - 'HEAPU64', - 'stackSave', - 'stackRestore', - 'stackAlloc', - 'ptrToString', - 'exitJS', - 'getHeapMax', - 'growMemory', - 'ENV', - 'ERRNO_CODES', - 'strError', - 'DNS', - 'Protocols', - 'Sockets', - 'timers', - 'warnOnce', - 'readEmAsmArgsArray', - 'readEmAsmArgs', - 'runEmAsmFunction', - 'runMainThreadEmAsm', - 'jstoi_q', - 'getExecutableName', - 'autoResumeAudioContext', - 'dynCall', - 'handleException', - 'keepRuntimeAlive', - 'runtimeKeepalivePush', - 'runtimeKeepalivePop', - 'callUserCallback', - 'maybeExit', - 'asyncLoad', - 'alignMemory', - 'mmapAlloc', - 'wasmTable', - 'wasmMemory', - 'getUniqueRunDependency', - 'noExitRuntime', - 'addOnPreRun', - 'addOnExit', - 'addOnPostRun', - 'freeTableIndexes', - 'functionsInTableMap', - 'setValue', - 'getValue', - 'PATH', - 'PATH_FS', - 'UTF8Decoder', - 'UTF8ArrayToString', - 'UTF8ToString', - 'stringToUTF8Array', - 'stringToUTF8', - 'lengthBytesUTF8', - 'intArrayFromString', - 'UTF16Decoder', - 'stringToNewUTF8', - 'stringToUTF8OnStack', - 'writeArrayToMemory', - 'JSEvents', - 'registerKeyEventCallback', - 'specialHTMLTargets', - 'maybeCStringToJsString', - 'findEventTarget', - 'findCanvasEventTarget', - 'getBoundingClientRect', - 'fillMouseEventData', - 'registerWheelEventCallback', - 'registerUiEventCallback', - 'registerFocusEventCallback', - 'screenOrientation', - 'fillOrientationChangeEventData', - 'registerOrientationChangeEventCallback', - 'fillFullscreenChangeEventData', - 'registerFullscreenChangeEventCallback', - 'JSEvents_requestFullscreen', - 'JSEvents_resizeCanvasForFullscreen', - 'registerRestoreOldStyle', - 'setLetterbox', - 'currentFullscreenStrategy', - 'restoreOldWindowedStyle', - 'doRequestFullscreen', - 'fillPointerlockChangeEventData', - 'registerPointerlockChangeEventCallback', - 'requestPointerLock', - 'fillVisibilityChangeEventData', - 'registerVisibilityChangeEventCallback', - 'fillGamepadEventData', - 'registerGamepadEventCallback', - 'registerBeforeUnloadEventCallback', - 'setCanvasElementSize', - 'getCanvasElementSize', - 'UNWIND_CACHE', - 'ExitStatus', - 'getEnvStrings', - 'checkWasiClock', - 'doReadv', - 'doWritev', - 'initRandomFill', - 'randomFill', - 'safeSetTimeout', - 'emSetImmediate', - 'emClearImmediate_deps', - 'emClearImmediate', - 'promiseMap', - 'uncaughtExceptionCount', - 'exceptionCaught', - 'Browser', - 'requestFullscreen', - 'requestFullScreen', - 'setCanvasSize', - 'getUserMedia', - 'createContext', - 'getPreloadedImageData__data', - 'wget', - 'MONTH_DAYS_REGULAR', - 'MONTH_DAYS_LEAP', - 'MONTH_DAYS_REGULAR_CUMULATIVE', - 'MONTH_DAYS_LEAP_CUMULATIVE', - 'SYSCALLS', - 'preloadPlugins', - 'FS_createPreloadedFile', - 'FS_modeStringToFlags', - 'FS_getMode', - 'FS_fileDataToTypedArray', - 'FS_stdin_getChar_buffer', - 'FS_stdin_getChar', - 'FS_readFile', - 'FS', - 'FS_root', - 'FS_mounts', - 'FS_devices', - 'FS_streams', - 'FS_nextInode', - 'FS_nameTable', - 'FS_currentPath', - 'FS_initialized', - 'FS_ignorePermissions', - 'FS_filesystems', - 'FS_syncFSRequests', - 'FS_lookupPath', - 'FS_getPath', - 'FS_hashName', - 'FS_hashAddNode', - 'FS_hashRemoveNode', - 'FS_lookupNode', - 'FS_createNode', - 'FS_destroyNode', - 'FS_isRoot', - 'FS_isMountpoint', - 'FS_isFile', - 'FS_isDir', - 'FS_isLink', - 'FS_isChrdev', - 'FS_isBlkdev', - 'FS_isFIFO', - 'FS_isSocket', - 'FS_flagsToPermissionString', - 'FS_nodePermissions', - 'FS_mayLookup', - 'FS_mayCreate', - 'FS_mayDelete', - 'FS_mayOpen', - 'FS_checkOpExists', - 'FS_nextfd', - 'FS_getStreamChecked', - 'FS_getStream', - 'FS_createStream', - 'FS_closeStream', - 'FS_dupStream', - 'FS_doSetAttr', - 'FS_chrdev_stream_ops', - 'FS_major', - 'FS_minor', - 'FS_makedev', - 'FS_registerDevice', - 'FS_getDevice', - 'FS_getMounts', - 'FS_syncfs', - 'FS_mount', - 'FS_unmount', - 'FS_lookup', - 'FS_mknod', - 'FS_statfs', - 'FS_statfsStream', - 'FS_statfsNode', - 'FS_create', - 'FS_mkdir', - 'FS_mkdev', - 'FS_symlink', - 'FS_rename', - 'FS_rmdir', - 'FS_readdir', - 'FS_readlink', - 'FS_stat', - 'FS_fstat', - 'FS_lstat', - 'FS_doChmod', - 'FS_chmod', - 'FS_lchmod', - 'FS_fchmod', - 'FS_doChown', - 'FS_chown', - 'FS_lchown', - 'FS_fchown', - 'FS_doTruncate', - 'FS_truncate', - 'FS_ftruncate', - 'FS_utime', - 'FS_open', - 'FS_close', - 'FS_isClosed', - 'FS_llseek', - 'FS_read', - 'FS_write', - 'FS_mmap', - 'FS_msync', - 'FS_ioctl', - 'FS_writeFile', - 'FS_cwd', - 'FS_chdir', - 'FS_createDefaultDirectories', - 'FS_createDefaultDevices', - 'FS_createSpecialDirectories', - 'FS_createStandardStreams', - 'FS_staticInit', - 'FS_init', - 'FS_quit', - 'FS_findObject', - 'FS_analyzePath', - 'FS_createFile', - 'FS_forceLoadFile', - 'MEMFS', - 'TTY', - 'PIPEFS', - 'SOCKFS', - 'tempFixedLengthArray', - 'miniTempWebGLFloatBuffers', - 'miniTempWebGLIntBuffers', - 'heapObjectForWebGLType', - 'toTypedArrayIndex', - 'webgl_enable_ANGLE_instanced_arrays', - 'webgl_enable_OES_vertex_array_object', - 'webgl_enable_WEBGL_draw_buffers', - 'webgl_enable_WEBGL_multi_draw', - 'webgl_enable_EXT_polygon_offset_clamp', - 'webgl_enable_EXT_clip_control', - 'webgl_enable_WEBGL_polygon_mode', - 'GL', - 'emscriptenWebGLGet', - 'computeUnpackAlignedImageSize', - 'colorChannelsInGlTextureFormat', - 'emscriptenWebGLGetTexPixelData', - 'emscriptenWebGLGetUniform', - 'webglGetProgramUniformLocation', - 'webglGetUniformLocation', - 'webglPrepareUniformLocationsBeforeFirstUse', - 'webglGetLeftBracePos', - 'emscriptenWebGLGetVertexAttrib', - '__glGetActiveAttribOrUniform', - 'AL', - 'GLUT', - 'EGL', - 'GLEW', - 'IDBStore', - 'SDL', - 'SDL_gfx', - 'print', - 'printErr', - 'jstoi_s', -]; -unexportedSymbols.forEach(unexportedRuntimeSymbol); - - // End runtime exports - // Begin JS library exports - // End JS library exports - -// end include: postlibrary.js - -function checkIncomingModuleAPI() { - ignoredModuleProp('fetchSettings'); - ignoredModuleProp('logReadFiles'); - ignoredModuleProp('loadSplitModule'); - ignoredModuleProp('onMalloc'); - ignoredModuleProp('onRealloc'); - ignoredModuleProp('onFree'); - ignoredModuleProp('onSbrkGrow'); -} -var ASM_CONSTS = { - 221994: () => { if (typeof(Module['SDL3']) === 'undefined') { Module['SDL3'] = {}; } var SDL3 = Module['SDL3']; if (typeof(SDL3.JSVarToCPtr) === 'undefined') { SDL3.JSVarToCPtr = function(v) { return v; }; } if (typeof(SDL3.CPtrToHeap32Index) === 'undefined') { SDL3.CPtrToHeap32Index = function(ptr) { return ptr >>> 2; }; } }, - 222308: ($0) => { var str = UTF8ToString($0) + '\n\n' + 'Abort/Retry/Ignore/AlwaysIgnore? [ariA] :'; var reply = window.prompt(str, "i"); if (reply === null) { reply = "i"; } return reply.length === 1 ? reply.charCodeAt(0) : -1; }, - 222523: () => { Module['SDL3'].camera = {}; }, - 222555: () => { return (navigator.mediaDevices === undefined) ? 0 : 1; }, - 222614: ($0, $1, $2, $3, $4) => { const device = $0; const w = $1; const h = $2; const framerate_numerator = $3; const framerate_denominator = $4; const outcome = Module._SDLEmscriptenCameraPermissionOutcome; const iterate = Module._SDLEmscriptenThreadIterate; const constraints = {}; if ((w <= 0) || (h <= 0)) { constraints.video = true; } else { constraints.video = {}; constraints.video.width = w; constraints.video.height = h; } if ((framerate_numerator > 0) && (framerate_denominator > 0)) { var fps = framerate_numerator / framerate_denominator; constraints.video.frameRate = { ideal: fps }; } function grabNextCameraFrame() { const SDL3 = Module['SDL3']; if ((typeof(SDL3) === 'undefined') || (typeof(SDL3.camera) === 'undefined') || (typeof(SDL3.camera.stream) === 'undefined')) { return; } const nextframems = SDL3.camera.next_frame_time; const now = performance.now(); if (now >= nextframems) { iterate(device); while (SDL3.camera.next_frame_time < now) { SDL3.camera.next_frame_time += SDL3.camera.fpsincrms; } } requestAnimationFrame(grabNextCameraFrame); } navigator.mediaDevices.getUserMedia(constraints) .then((stream) => { const settings = stream.getVideoTracks()[0].getSettings(); const actualw = settings.width; const actualh = settings.height; const actualfps = settings.frameRate; console.log("Camera is opened! Actual spec: (" + actualw + "x" + actualh + "), fps=" + actualfps); if (outcome(device, 1, actualw, actualh, actualfps)) { const video = document.createElement("video"); video.width = actualw; video.height = actualh; video.style.display = 'none'; video.srcObject = stream; const canvas = document.createElement("canvas"); canvas.width = actualw; canvas.height = actualh; canvas.style.display = 'none'; const ctx2d = canvas.getContext('2d'); const SDL3 = Module['SDL3']; SDL3.camera.width = actualw; SDL3.camera.height = actualh; SDL3.camera.fps = actualfps; SDL3.camera.fpsincrms = 1000.0 / actualfps; SDL3.camera.stream = stream; SDL3.camera.video = video; SDL3.camera.canvas = canvas; SDL3.camera.ctx2d = ctx2d; SDL3.camera.next_frame_time = performance.now(); video.play(); video.addEventListener('loadedmetadata', () => { grabNextCameraFrame(); }); } }) .catch((err) => { console.error("Tried to open camera but it threw an error! " + err.name + ": " + err.message); outcome(device, 0, 0, 0, 0); }); }, - 224920: () => { const SDL3 = Module['SDL3']; if ((typeof(SDL3) === 'undefined') || (typeof(SDL3.camera) === 'undefined') || (typeof(SDL3.camera.stream) === 'undefined')) { return; } SDL3.camera.stream.getTracks().forEach(track => track.stop()); SDL3.camera = {}; }, - 225171: ($0, $1, $2) => { const w = $0; const h = $1; const rgba = $2; const SDL3 = Module['SDL3']; if ((typeof(SDL3) === 'undefined') || (typeof(SDL3.camera) === 'undefined') || (typeof(SDL3.camera.ctx2d) === 'undefined')) { return 0; } SDL3.camera.ctx2d.drawImage(SDL3.camera.video, 0, 0, w, h); const imgrgba = SDL3.camera.ctx2d.getImageData(0, 0, w, h).data; HEAPU8.set(imgrgba, rgba); return 1; }, - 225549: () => { if (typeof(Module['SDL3']) !== 'undefined') { Module['SDL3'].camera = undefined; } }, - 225636: () => { Module['SDL3'].dummy_audio = {}; Module['SDL3'].dummy_audio.timers = []; Module['SDL3'].dummy_audio.timers[0] = undefined; Module['SDL3'].dummy_audio.timers[1] = undefined; }, - 225813: ($0, $1, $2, $3, $4) => { var a = Module['SDL3'].dummy_audio; if (a.timers[$0] !== undefined) { clearInterval(a.timers[$0]); } a.timers[$0] = setInterval(function() { dynCall('vi', $3, [$4]); }, ($1 / $2) * 1000); }, - 226005: ($0) => { var a = Module['SDL3'].dummy_audio; if (a.timers[$0] !== undefined) { clearInterval(a.timers[$0]); } a.timers[$0] = undefined; }, - 226136: () => { if (typeof(AudioContext) !== 'undefined') { return true; } else if (typeof(webkitAudioContext) !== 'undefined') { return true; } return false; }, - 226283: () => { if ((typeof(navigator.mediaDevices) !== 'undefined') && (typeof(navigator.mediaDevices.getUserMedia) !== 'undefined')) { return true; } else if (typeof(navigator.webkitGetUserMedia) !== 'undefined') { return true; } return false; }, - 226517: () => { var SDL3 = Module['SDL3']; if (typeof(SDL3.audio_playback) === 'undefined') { SDL3.audio_playback = {}; } if (typeof(SDL3.audio_recording) === 'undefined') { SDL3.audio_recording = {}; } if (!SDL3.audioContext) { if (typeof(AudioContext) !== 'undefined') { SDL3.audioContext = new AudioContext(); } else if (typeof(webkitAudioContext) !== 'undefined') { SDL3.audioContext = new webkitAudioContext(); } if (SDL3.audioContext) { if ((typeof navigator.userActivation) === 'undefined') { autoResumeAudioContext(SDL3.audioContext); } } } return (SDL3.audioContext !== undefined); }, - 227096: () => { return Module['SDL3'].audioContext.sampleRate; }, - 227147: ($0, $1, $2, $3) => { var SDL3 = Module['SDL3']; var have_microphone = function(stream) { if (SDL3.audio_recording.silenceTimer !== undefined) { clearInterval(SDL3.audio_recording.silenceTimer); SDL3.audio_recording.silenceTimer = undefined; SDL3.audio_recording.silenceBuffer = undefined } SDL3.audio_recording.mediaStreamNode = SDL3.audioContext.createMediaStreamSource(stream); SDL3.audio_recording.scriptProcessorNode = SDL3.audioContext.createScriptProcessor($1, $0, 1); SDL3.audio_recording.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) { if ((SDL3 === undefined) || (SDL3.audio_recording === undefined)) { return; } audioProcessingEvent.outputBuffer.getChannelData(0).fill(0.0); SDL3.audio_recording.currentRecordingBuffer = audioProcessingEvent.inputBuffer; dynCall('ip', $2, [$3]); }; SDL3.audio_recording.mediaStreamNode.connect(SDL3.audio_recording.scriptProcessorNode); SDL3.audio_recording.scriptProcessorNode.connect(SDL3.audioContext.destination); SDL3.audio_recording.stream = stream; }; var no_microphone = function(error) { }; SDL3.audio_recording.silenceBuffer = SDL3.audioContext.createBuffer($0, $1, SDL3.audioContext.sampleRate); SDL3.audio_recording.silenceBuffer.getChannelData(0).fill(0.0); var silence_callback = function() { SDL3.audio_recording.currentRecordingBuffer = SDL3.audio_recording.silenceBuffer; dynCall('ip', $2, [$3]); }; SDL3.audio_recording.silenceTimer = setInterval(silence_callback, ($1 / SDL3.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); } }, - 228988: ($0, $1, $2, $3) => { var SDL3 = Module['SDL3']; SDL3.audio_playback.scriptProcessorNode = SDL3.audioContext['createScriptProcessor']($1, 0, $0); SDL3.audio_playback.scriptProcessorNode['onaudioprocess'] = function (e) { if ((SDL3 === undefined) || (SDL3.audio_playback === undefined)) { return; } if (SDL3.audio_playback.silenceTimer !== undefined) { clearInterval(SDL3.audio_playback.silenceTimer); SDL3.audio_playback.silenceTimer = undefined; SDL3.audio_playback.silenceBuffer = undefined; } SDL3.audio_playback.currentPlaybackBuffer = e['outputBuffer']; dynCall('ip', $2, [$3]); }; SDL3.audio_playback.scriptProcessorNode['connect'](SDL3.audioContext['destination']); if (SDL3.audioContext.state === 'suspended') { SDL3.audio_playback.silenceBuffer = SDL3.audioContext.createBuffer($0, $1, SDL3.audioContext.sampleRate); SDL3.audio_playback.silenceBuffer.getChannelData(0).fill(0.0); var silence_callback = function() { if ((typeof navigator.userActivation) !== 'undefined') { if (navigator.userActivation.hasBeenActive) { SDL3.audioContext.resume(); } } SDL3.audio_playback.currentPlaybackBuffer = SDL3.audio_playback.silenceBuffer; dynCall('ip', $2, [$3]); SDL3.audio_playback.currentPlaybackBuffer = undefined; }; SDL3.audio_playback.silenceTimer = setInterval(silence_callback, ($1 / SDL3.audioContext.sampleRate) * 1000); } }, - 230304: ($0) => { var SDL3 = Module['SDL3']; if ($0) { if (SDL3.audio_recording.silenceTimer !== undefined) { clearInterval(SDL3.audio_recording.silenceTimer); } if (SDL3.audio_recording.stream !== undefined) { var tracks = SDL3.audio_recording.stream.getAudioTracks(); for (var i = 0; i < tracks.length; i++) { SDL3.audio_recording.stream.removeTrack(tracks[i]); } } if (SDL3.audio_recording.scriptProcessorNode !== undefined) { SDL3.audio_recording.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {}; SDL3.audio_recording.scriptProcessorNode.disconnect(); } if (SDL3.audio_recording.mediaStreamNode !== undefined) { SDL3.audio_recording.mediaStreamNode.disconnect(); } SDL3.audio_recording = undefined; } else { if (SDL3.audio_playback.scriptProcessorNode != undefined) { SDL3.audio_playback.scriptProcessorNode.disconnect(); } if (SDL3.audio_playback.silenceTimer !== undefined) { clearInterval(SDL3.audio_playback.silenceTimer); } SDL3.audio_playback = undefined; } if ((SDL3.audioContext !== undefined) && (SDL3.audio_playback === undefined) && (SDL3.audio_recording === undefined)) { SDL3.audioContext.close(); SDL3.audioContext = undefined; } }, - 231460: ($0, $1) => { var SDL3 = Module['SDL3']; var buf = SDL3.CPtrToHeap32Index($0); var numChannels = SDL3.audio_playback.currentPlaybackBuffer['numberOfChannels']; for (var c = 0; c < numChannels; ++c) { var channelData = SDL3.audio_playback.currentPlaybackBuffer['getChannelData'](c); if (channelData.length != $1) { throw 'Web Audio playback buffer length mismatch! Destination size: ' + channelData.length + ' samples vs expected ' + $1 + ' samples!'; } for (var j = 0; j < $1; ++j) { channelData[j] = HEAPF32[buf + (j * numChannels + c)]; } } }, - 231993: ($0, $1) => { var SDL3 = Module['SDL3']; var numChannels = SDL3.audio_recording.currentRecordingBuffer.numberOfChannels; for (var c = 0; c < numChannels; ++c) { var channelData = SDL3.audio_recording.currentRecordingBuffer.getChannelData(c); if (channelData.length != $1) { throw 'Web Audio recording 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'); } } } }, - 232620: ($0) => { let gamepads = navigator['getGamepads'](); if (!gamepads) { return 0; } let gamepad = gamepads[$0]; if (!gamepad || !gamepad['vibrationActuator']) { return 0; } return 1; }, - 232795: ($0, $1, $2) => { let gamepads = navigator['getGamepads'](); if (!gamepads) { return 0; } let gamepad = gamepads[$0]; if (!gamepad || !gamepad['vibrationActuator']) { return 0; } gamepad['vibrationActuator']['playEffect']('dual-rumble', { 'startDelay': 0, 'duration': 3000, 'weakMagnitude': $2 / 0xFFFF, 'strongMagnitude': $1 / 0xFFFF, }); return 1; }, - 233131: ($0) => { var parms = new URLSearchParams(window.location.search); for (const [key, value] of parms) { if (key.startsWith("SDL_")) { var ckey = stringToNewUTF8(key); var cvalue = stringToNewUTF8(value); if ((ckey != 0) && (cvalue != 0)) { dynCall('iiii', $0, [ckey, cvalue, 1]); } _Emscripten_force_free(ckey); _Emscripten_force_free(cvalue); } } }, - 233472: ($0, $1, $2, $3) => { var w = $0; var h = $1; var pixels = $2; var canvasId = UTF8ToString($3); var canvas = document.querySelector(canvasId); var SDL3 = Module['SDL3']; if (SDL3.ctxCanvas !== canvas) { SDL3.ctx = Browser.createContext(canvas, false, true); if (!SDL3.ctx) { return false; } SDL3.ctxCanvas = canvas; } if (SDL3.w !== w || SDL3.h !== h || SDL3.imageCtx !== SDL3.ctx) { SDL3.image = SDL3.ctx.createImageData(w, h); SDL3.w = w; SDL3.h = h; SDL3.imageCtx = SDL3.ctx; } var data = SDL3.image.data; var src = pixels / 4; if (SDL3.data32Data !== data) { SDL3.data32 = new Int32Array(data.buffer); SDL3.data32Data = data; } var data32 = SDL3.data32; data32.set(HEAP32.subarray(src, src + data32.length)); SDL3.ctx.putImageData(SDL3.image, 0, 0); return true; }, - 234221: () => { var SDL3 = Module['SDL3']; SDL3['mouse_x'] = 0; SDL3['mouse_y'] = 0; SDL3['mouse_buttons'] = []; for (var i = 0; i < 5; ++i) { SDL3['mouse_buttons'][i] = false; } document.addEventListener('mousemove', function(e) { var SDL3 = Module['SDL3']; SDL3['mouse_x'] = e.clientX; SDL3['mouse_y'] = e.clientY; }); document.addEventListener('mousedown', function(e) { var SDL3 = Module['SDL3']; if (0 <= e.button && e.button < SDL3['mouse_buttons'].length) { SDL3['mouse_buttons'][e.button] = true; } }); document.addEventListener('mouseup', function(e) { var SDL3 = Module['SDL3']; if (0 <= e.button && e.button < SDL3['mouse_buttons'].length) { SDL3['mouse_buttons'][e.button] = false; } }); }, - 234909: ($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 / 4; var data32 = new Int32Array(data.buffer); data32.set(HEAP32.subarray(src, src + data32.length)); 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 = _SDL_malloc(url.length + 1); stringToUTF8(url, urlBuf, url.length + 1); return urlBuf; }, - 235567: ($0) => { if (Module['canvas']) { Module['canvas'].style['cursor'] = UTF8ToString($0); } }, - 235650: () => { if (Module['canvas']) { Module['canvas'].style['cursor'] = 'none'; } }, - 235719: () => { return Module['SDL3']['mouse_x']; }, - 235757: () => { return Module['SDL3']['mouse_y']; }, - 235795: ($0) => { return Module['SDL3']['mouse_buttons'][$0]; }, - 235843: ($0) => { var data = $0; document.sdlEventHandlerLockKeysCheck = function(event) { if ((event.key != "CapsLock") && (event.key != "NumLock") && (event.key != "ScrollLock")) { _Emscripten_HandleLockKeysCheck(Module['SDL3'].JSVarToCPtr(data), event.getModifierState("CapsLock"), event.getModifierState("NumLock"), event.getModifierState("ScrollLock")); } }; document.addEventListener("keydown", document.sdlEventHandlerLockKeysCheck); }, - 236270: () => { document.removeEventListener("keydown", document.sdlEventHandlerLockKeysCheck); }, - 236354: ($0) => { var target = document; if (target) { target.sdlEventHandlerMouseButtonUpGlobal = function(event) { var SDL3 = Module['SDL3']; var d = SDL3.makePointerEventCStruct(0, 0, event); if (d != 0) { _Emscripten_HandleMouseButtonUpGlobal(SDL3.JSVarToCPtr($0), d); _SDL_free(d); } }; target.addEventListener("pointerup", target.sdlEventHandlerMouseButtonUpGlobal); } }, - 236715: ($0) => { var SDL3 = Module['SDL3']; if (SDL3.makePointerEventCStruct === undefined) { SDL3.makePointerEventCStruct = function(left, top, event) { var ptrtype = 0; if (event.pointerType == "mouse") { ptrtype = 1; } else if (event.pointerType == "touch") { ptrtype = 2; } else if (event.pointerType == "pen") { ptrtype = 3; } else { return 0; } var ptr = _SDL_malloc($0); if (ptr != 0) { var idx = SDL3.CPtrToHeap32Index(ptr); HEAP32[idx++] = ptrtype; HEAP32[idx++] = event.pointerId; HEAP32[idx++] = (typeof(event.button) !== "undefined") ? event.button : -1; HEAP32[idx++] = event.buttons; HEAP32[idx++] = (event.type == "pointerdown") ? 1 : 0; HEAPF32[idx++] = event.movementX; HEAPF32[idx++] = event.movementY; HEAPF32[idx++] = event.clientX - left; HEAPF32[idx++] = event.clientY - top; if (ptrtype == 3) { HEAPF32[idx++] = event.pressure; HEAPF32[idx++] = event.tangentialPressure; HEAPF32[idx++] = event.tiltX; HEAPF32[idx++] = event.tiltY; HEAPF32[idx++] = event.twist; } } return ptr; }; } }, - 237707: ($0) => { var id = UTF8ToString($0); try { var canvas = document.querySelector(id); if (canvas) { return canvas === document.activeElement; } } catch (e) { } return false; }, - 237873: () => { return document.hasFocus(); }, - 237905: () => { var target = document; if (target) { target.removeEventListener("pointerup", target.sdlEventHandlerMouseButtonUpGlobal); target.sdlEventHandlerMouseButtonUpGlobal = undefined; } }, - 238087: () => { return document.body.clientWidth; }, - 238125: () => { return document.body.clientHeight; }, - 238164: () => { return window.innerWidth; }, - 238194: () => { return window.innerHeight; }, - 238225: () => { return window.outerWidth; }, - 238255: () => { return window.outerHeight; }, - 238286: () => { return window.pageXOffset; }, - 238317: () => { return window.pageYOffset; }, - 238348: ($0, $1) => { var target = document.querySelector(UTF8ToString($1)); if (target) { var SDL3 = Module['SDL3']; var data = $0; target.sdlEventHandlerPointerEnter = function(event) { var rect = target.getBoundingClientRect(); var d = SDL3.makePointerEventCStruct(rect.left, rect.top, event); if (d != 0) { _Emscripten_HandlePointerEnter(SDL3.JSVarToCPtr(data), d); _SDL_free(d); } }; target.sdlEventHandlerPointerLeave = function(event) { var rect = target.getBoundingClientRect(); var d = SDL3.makePointerEventCStruct(rect.left, rect.top, event); if (d != 0) { _Emscripten_HandlePointerLeave(SDL3.JSVarToCPtr(data), d); _SDL_free(d); } }; target.sdlEventHandlerPointerGeneric = function(event) { var rect = target.getBoundingClientRect(); var d = SDL3.makePointerEventCStruct(rect.left, rect.top, event); if (d != 0) { _Emscripten_HandlePointerGeneric(SDL3.JSVarToCPtr(data), d); _SDL_free(d); } }; target.style.touchAction = "none"; target.addEventListener("pointerenter", target.sdlEventHandlerPointerEnter); target.addEventListener("pointerleave", target.sdlEventHandlerPointerLeave); target.addEventListener("pointercancel", target.sdlEventHandlerPointerLeave); target.addEventListener("pointerdown", target.sdlEventHandlerPointerGeneric); target.addEventListener("pointermove", target.sdlEventHandlerPointerGeneric); target.addEventListener("pointerup", target.sdlEventHandlerPointerGeneric); } }, - 239736: ($0, $1, $2) => { var target = document.querySelector(UTF8ToString($1)); if (target) { var data = $0; var SDL3 = Module['SDL3']; var makeDropEventCStruct = function(event) { var ptr = 0; ptr = _SDL_malloc($2); if (ptr != 0) { var idx = ptr >> 2; var rect = target.getBoundingClientRect(); HEAP32[idx++] = event.clientX - rect.left; HEAP32[idx++] = event.clientY - rect.top; } return ptr; }; SDL3.eventHandlerDropDragover = function(event) { event.preventDefault(); var d = makeDropEventCStruct(event); if (d != 0) { _Emscripten_SendDragEvent(data, d); _SDL_free(d); } }; target.addEventListener("dragover", SDL3.eventHandlerDropDragover); SDL3.drop_count = 0; try { FS.mkdir("/tmp/filedrop"); } catch (e) {} SDL3.eventHandlerDropDrop = function(event) { event.preventDefault(); if (event.dataTransfer.types.includes("text/plain")) { let plain_text = stringToNewUTF8(event.dataTransfer.getData("text/plain")); _Emscripten_SendDragTextEvent(data, plain_text); _Emscripten_force_free(plain_text); } else if (event.dataTransfer.types.includes("Files")) { let files_read = 0; const files_to_read = event.dataTransfer.files.length; for (let i = 0; i < files_to_read; i++) { const file = event.dataTransfer.files.item(i); const file_reader = new FileReader(); file_reader.readAsArrayBuffer(file); file_reader.onload = function(event) { const fs_dropdir = `/tmp/filedrop/${SDL3.drop_count}`; SDL3.drop_count += 1; const fs_filepath = `${fs_dropdir}/${file.name}`; const c_fs_filepath = stringToNewUTF8(fs_filepath); const contents_array8 = new Uint8Array(event.target.result); try { FS.mkdir(fs_dropdir); var stream = FS.open(fs_filepath, "w"); FS.write(stream, contents_array8, 0, contents_array8.length, 0); FS.close(stream); _Emscripten_SendDragFileEvent(data, c_fs_filepath); } catch (e) { } _Emscripten_force_free(c_fs_filepath); onFileRead(); }; file_reader.onerror = function(event) { onFileRead(); }; } function onFileRead() { ++files_read; if (files_read === files_to_read) { _Emscripten_SendDragCompleteEvent(data); } } } _Emscripten_SendDragCompleteEvent(data); }; target.addEventListener("drop", SDL3.eventHandlerDropDrop); SDL3.eventHandlerDropDragend = function(event) { event.preventDefault(); _Emscripten_SendDragCompleteEvent(data); }; target.addEventListener("dragend", SDL3.eventHandlerDropDragend); target.addEventListener("dragleave", SDL3.eventHandlerDropDragend); } }, - 242103: ($0) => { var target = document.querySelector(UTF8ToString($0)); if (target) { var SDL3 = Module['SDL3']; target.removeEventListener("dragleave", SDL3.eventHandlerDropDragend); target.removeEventListener("dragend", SDL3.eventHandlerDropDragend); target.removeEventListener("drop", SDL3.eventHandlerDropDrop); SDL3.drop_count = undefined; function recursive_remove(dirpath) { FS.readdir(dirpath).forEach((filename) => { const p = `${dirpath}/${filename}`; const p_s = FS.stat(p); if (FS.isFile(p_s.mode)) { FS.unlink(p); } else if (FS.isDir(p)) { recursive_remove(p); } }); FS.rmdir(dirpath); }("/tmp/filedrop"); FS.rmdir("/tmp/filedrop"); target.removeEventListener("dragover", SDL3.eventHandlerDropDragover); SDL3.eventHandlerDropDragover = undefined; SDL3.eventHandlerDropDrop = undefined; SDL3.eventHandlerDropDragend = undefined; } }, - 242933: ($0) => { var target = document.querySelector(UTF8ToString($0)); if (target) { target.removeEventListener("pointerenter", target.sdlEventHandlerPointerEnter); target.removeEventListener("pointerleave", target.sdlEventHandlerPointerLeave); target.removeEventListener("pointercancel", target.sdlEventHandlerPointerLeave); target.removeEventListener("pointerdown", target.sdlEventHandlerPointerGeneric); target.removeEventListener("pointermove", target.sdlEventHandlerPointerGeneric); target.removeEventListener("pointerup", target.sdlEventHandlerPointerGeneric); target.style.touchAction = ""; target.sdlEventHandlerPointerEnter = undefined; target.sdlEventHandlerPointerLeave = undefined; target.sdlEventHandlerPointerGeneric = undefined; } }, - 243667: () => { if (!window.matchMedia) { return -1; } if (window.matchMedia('(prefers-color-scheme: light)').matches) { return 0; } if (window.matchMedia('(prefers-color-scheme: dark)').matches) { return 1; } return -1; }, - 243876: () => { if (typeof(Module['SDL3']) !== 'undefined') { var SDL3 = Module['SDL3']; SDL3.themeChangedMatchMedia.removeEventListener('change', SDL3.eventHandlerThemeChanged); SDL3.themeChangedMatchMedia = undefined; SDL3.eventHandlerThemeChanged = undefined; } }, - 244129: () => { return window.innerWidth; }, - 244159: () => { return window.innerHeight; }, - 244190: ($0) => { Module['requestFullscreen'] = function(lockPointer, resizeCanvas) { _requestFullscreenThroughSDL($0); }; }, - 244299: ($0, $1) => { var pngData = HEAPU8.buffer instanceof ArrayBuffer ? HEAPU8.subarray($0, $0 + $1) : HEAPU8.slice($0, $0 + $1); var blob = new Blob([pngData], {type: 'image/png'}); var url = URL.createObjectURL(blob); var link = document.querySelector("link[rel~='icon']"); if (!link) { link = document.createElement('link'); link.rel = 'icon'; link.type = 'image/png'; document.head.appendChild(link); } if (link.href && link.href.startsWith('blob:')) { URL.revokeObjectURL(link.href); } link.href = url; }, - 244792: () => { Module['requestFullscreen'] = function(lockPointer, resizeCanvas) {}; }, - 244866: () => { return window.innerWidth; }, - 244896: () => { return window.innerHeight; }, - 244927: ($0) => { var canvas = document.querySelector(UTF8ToString($0)); canvas.SDL3_original_position = canvas.style.position; canvas.SDL3_original_top = canvas.style.top; canvas.SDL3_original_left = canvas.style.left; var div = document.createElement('div'); div.id = 'SDL3_fill_document_background_elements'; div.SDL3_canvas = canvas; div.SDL3_canvas_parent = canvas.parentNode; div.SDL3_canvas_nextsib = canvas.nextSibling; var children = Array.from(document.body.children); for (var child of children) { div.appendChild(child); } document.body.appendChild(div); div.style.display = 'none'; document.body.appendChild(canvas); canvas.style.position = 'fixed'; canvas.style.top = '0'; canvas.style.left = '0'; }, - 245625: () => { var div = document.getElementById('SDL3_fill_document_background_elements'); if (div) { if (div.SDL3_canvas_nextsib) { div.SDL3_canvas_parent.insertBefore(div.SDL3_canvas, div.SDL3_canvas_nextsib); } else { div.SDL3_canvas_parent.appendChild(div.SDL3_canvas); } while (div.firstChild) { document.body.insertBefore(div.firstChild, div); } div.SDL3_canvas.style.position = div.SDL3_canvas.SDL3_original_position; div.SDL3_canvas.style.top = div.SDL3_canvas.SDL3_original_top; div.SDL3_canvas.style.left = div.SDL3_canvas.SDL3_original_left; div.remove(); } }, - 246184: () => { if (window.matchMedia) { var SDL3 = Module['SDL3']; SDL3.eventHandlerThemeChanged = function(event) { _Emscripten_SendSystemThemeChangedEvent(); }; SDL3.themeChangedMatchMedia = window.matchMedia('(prefers-color-scheme: dark)'); SDL3.themeChangedMatchMedia.addEventListener('change', SDL3.eventHandlerThemeChanged); } }, - 246506: ($0, $1, $2, $3, $4) => { var title = UTF8ToString($0); var message = UTF8ToString($1); var background = UTF8ToString($2); var color = UTF8ToString($3); var id = UTF8ToString($4); var dialog = document.createElement("dialog"); dialog.classList.add("SDL3_messagebox"); dialog.id = id; dialog.style.color = color; dialog.style.backgroundColor = background; document.body.append(dialog); var h1 = document.createElement("h1"); h1.innerText = title; dialog.append(h1); var p = document.createElement("p"); p.innerText = message; dialog.append(p); dialog.showModal(); }, - 247047: ($0, $1, $2, $3, $4, $5, $6, $7) => { var dialog_id = UTF8ToString($0); var text = UTF8ToString($1); var responseId = $2; var clickOnReturn = $3; var clickOnEscape = $4; var border = UTF8ToString($5); var background = UTF8ToString($6); var hovered = UTF8ToString($7); var dialog = document.getElementById(dialog_id); if (!dialog) { return false; } var button = document.createElement("button"); button.innerText = text; button.style.borderColor = border; button.style.backgroundColor = background; dialog.addEventListener('keydown', function(e) { if (clickOnReturn && e.key === "Enter") { e.preventDefault(); button.click(); } else if (clickOnEscape && e.key === "Escape") { e.preventDefault(); button.click(); } }); dialog.addEventListener('cancel', function(e){ e.preventDefault(); }); button.onmouseenter = function(e){ button.style.backgroundColor = hovered; }; button.onmouseleave = function(e){ button.style.backgroundColor = background; }; button.onclick = function(e) { dialog.close(responseId); }; dialog.append(button); return true; }, - 248056: ($0) => { var dialog_id = UTF8ToString($0); var dialog = document.getElementById(dialog_id); if (!dialog) { return false; } return dialog.open; }, - 248194: ($0) => { var dialog_id = UTF8ToString($0); var dialog = document.getElementById(dialog_id); if (!dialog) { return 0; } try { return parseInt(dialog.returnValue); } catch(e) { return 0; } }, - 248376: ($0, $1) => { alert(UTF8ToString($0) + "\n\n" + UTF8ToString($1)); } -}; -function signalReady(pDifficulty,pNewGame) { window.parent.postMessage({op: "ready"}); window.addEventListener("message", ev => { if ("op" in ev.data) { switch(ev.data.op) { case "start": console.log("Difficulty set to", ev.data.difficulty); setValue(pDifficulty, ev.data.difficulty, "float"); setValue(pNewGame, 1, "i8"); break; } } }); } -function signalStart() { window.parent.postMessage({op: "started", verb: "Defend!"}); } -function signalDone(won) { window.parent.postMessage({op: "done", win: !!won}); } -function SDL_GetEmscriptenJoystickVendor(device_index) { let gamepad = navigator['getGamepads']()[device_index]; let vendor_str = 'Vendor: '; if (gamepad['id']['indexOf'](vendor_str) > 0) { let vendor_str_index = gamepad['id']['indexOf'](vendor_str) + vendor_str['length']; return parseInt(gamepad['id']['substr'](vendor_str_index, 4), 16); } let id_split = gamepad['id']['split']('-'); if (id_split['length'] > 1 && !isNaN(parseInt(id_split[0], 16))) { return parseInt(id_split[0], 16); } return 0; } -function SDL_GetEmscriptenJoystickProduct(device_index) { let gamepad = navigator['getGamepads']()[device_index]; let product_str = 'Product: '; if (gamepad['id']['indexOf'](product_str) > 0) { let product_str_index = gamepad['id']['indexOf'](product_str) + product_str['length']; return parseInt(gamepad['id']['substr'](product_str_index, 4), 16); } let id_split = gamepad['id']['split']('-'); if (id_split['length'] > 1 && !isNaN(parseInt(id_split[1], 16))) { return parseInt(id_split[1], 16); } return 0; } -function SDL_IsEmscriptenJoystickXInput(device_index) { let gamepad = navigator['getGamepads']()[device_index]; return gamepad['id']['toLowerCase']()['indexOf']('xinput') >= 0; } - -// Imports from the Wasm binary. -var _main = Module['_main'] = makeInvalidEarlyAccess('_main'); -var _SDL_free = Module['_SDL_free'] = makeInvalidEarlyAccess('_SDL_free'); -var _SDL_malloc = Module['_SDL_malloc'] = makeInvalidEarlyAccess('_SDL_malloc'); -var _SDL_calloc = Module['_SDL_calloc'] = makeInvalidEarlyAccess('_SDL_calloc'); -var _SDL_realloc = Module['_SDL_realloc'] = makeInvalidEarlyAccess('_SDL_realloc'); -var _SDLEmscriptenCameraPermissionOutcome = Module['_SDLEmscriptenCameraPermissionOutcome'] = makeInvalidEarlyAccess('_SDLEmscriptenCameraPermissionOutcome'); -var _SDLEmscriptenThreadIterate = Module['_SDLEmscriptenThreadIterate'] = makeInvalidEarlyAccess('_SDLEmscriptenThreadIterate'); -var _Emscripten_HandlePointerEnter = Module['_Emscripten_HandlePointerEnter'] = makeInvalidEarlyAccess('_Emscripten_HandlePointerEnter'); -var _Emscripten_HandlePointerLeave = Module['_Emscripten_HandlePointerLeave'] = makeInvalidEarlyAccess('_Emscripten_HandlePointerLeave'); -var _Emscripten_HandlePointerGeneric = Module['_Emscripten_HandlePointerGeneric'] = makeInvalidEarlyAccess('_Emscripten_HandlePointerGeneric'); -var _Emscripten_HandleMouseButtonUpGlobal = Module['_Emscripten_HandleMouseButtonUpGlobal'] = makeInvalidEarlyAccess('_Emscripten_HandleMouseButtonUpGlobal'); -var _Emscripten_SendDragEvent = Module['_Emscripten_SendDragEvent'] = makeInvalidEarlyAccess('_Emscripten_SendDragEvent'); -var _Emscripten_SendDragCompleteEvent = Module['_Emscripten_SendDragCompleteEvent'] = makeInvalidEarlyAccess('_Emscripten_SendDragCompleteEvent'); -var _Emscripten_SendDragTextEvent = Module['_Emscripten_SendDragTextEvent'] = makeInvalidEarlyAccess('_Emscripten_SendDragTextEvent'); -var _Emscripten_SendDragFileEvent = Module['_Emscripten_SendDragFileEvent'] = makeInvalidEarlyAccess('_Emscripten_SendDragFileEvent'); -var _Emscripten_HandleLockKeysCheck = Module['_Emscripten_HandleLockKeysCheck'] = makeInvalidEarlyAccess('_Emscripten_HandleLockKeysCheck'); -var _Emscripten_SendSystemThemeChangedEvent = Module['_Emscripten_SendSystemThemeChangedEvent'] = makeInvalidEarlyAccess('_Emscripten_SendSystemThemeChangedEvent'); -var _requestFullscreenThroughSDL = Module['_requestFullscreenThroughSDL'] = makeInvalidEarlyAccess('_requestFullscreenThroughSDL'); -var _strerror = makeInvalidEarlyAccess('_strerror'); -var _fflush = makeInvalidEarlyAccess('_fflush'); -var _malloc = makeInvalidEarlyAccess('_malloc'); -var _Emscripten_force_free = Module['_Emscripten_force_free'] = makeInvalidEarlyAccess('_Emscripten_force_free'); -var ___funcs_on_exit = makeInvalidEarlyAccess('___funcs_on_exit'); -var _emscripten_stack_get_end = makeInvalidEarlyAccess('_emscripten_stack_get_end'); -var _emscripten_stack_get_base = makeInvalidEarlyAccess('_emscripten_stack_get_base'); -var _emscripten_stack_init = makeInvalidEarlyAccess('_emscripten_stack_init'); -var _emscripten_stack_get_free = makeInvalidEarlyAccess('_emscripten_stack_get_free'); -var __emscripten_stack_restore = makeInvalidEarlyAccess('__emscripten_stack_restore'); -var __emscripten_stack_alloc = makeInvalidEarlyAccess('__emscripten_stack_alloc'); -var _emscripten_stack_get_current = makeInvalidEarlyAccess('_emscripten_stack_get_current'); -var memory = makeInvalidEarlyAccess('memory'); -var __indirect_function_table = makeInvalidEarlyAccess('__indirect_function_table'); -var wasmMemory = makeInvalidEarlyAccess('wasmMemory'); -var wasmTable = makeInvalidEarlyAccess('wasmTable'); - -function assignWasmExports(wasmExports) { - assert(typeof wasmExports['__main_argc_argv'] != 'undefined', 'missing Wasm export: __main_argc_argv'); - assert(typeof wasmExports['SDL_free'] != 'undefined', 'missing Wasm export: SDL_free'); - assert(typeof wasmExports['SDL_malloc'] != 'undefined', 'missing Wasm export: SDL_malloc'); - assert(typeof wasmExports['SDL_calloc'] != 'undefined', 'missing Wasm export: SDL_calloc'); - assert(typeof wasmExports['SDL_realloc'] != 'undefined', 'missing Wasm export: SDL_realloc'); - assert(typeof wasmExports['SDLEmscriptenCameraPermissionOutcome'] != 'undefined', 'missing Wasm export: SDLEmscriptenCameraPermissionOutcome'); - assert(typeof wasmExports['SDLEmscriptenThreadIterate'] != 'undefined', 'missing Wasm export: SDLEmscriptenThreadIterate'); - assert(typeof wasmExports['Emscripten_HandlePointerEnter'] != 'undefined', 'missing Wasm export: Emscripten_HandlePointerEnter'); - assert(typeof wasmExports['Emscripten_HandlePointerLeave'] != 'undefined', 'missing Wasm export: Emscripten_HandlePointerLeave'); - assert(typeof wasmExports['Emscripten_HandlePointerGeneric'] != 'undefined', 'missing Wasm export: Emscripten_HandlePointerGeneric'); - assert(typeof wasmExports['Emscripten_HandleMouseButtonUpGlobal'] != 'undefined', 'missing Wasm export: Emscripten_HandleMouseButtonUpGlobal'); - assert(typeof wasmExports['Emscripten_SendDragEvent'] != 'undefined', 'missing Wasm export: Emscripten_SendDragEvent'); - assert(typeof wasmExports['Emscripten_SendDragCompleteEvent'] != 'undefined', 'missing Wasm export: Emscripten_SendDragCompleteEvent'); - assert(typeof wasmExports['Emscripten_SendDragTextEvent'] != 'undefined', 'missing Wasm export: Emscripten_SendDragTextEvent'); - assert(typeof wasmExports['Emscripten_SendDragFileEvent'] != 'undefined', 'missing Wasm export: Emscripten_SendDragFileEvent'); - assert(typeof wasmExports['Emscripten_HandleLockKeysCheck'] != 'undefined', 'missing Wasm export: Emscripten_HandleLockKeysCheck'); - assert(typeof wasmExports['Emscripten_SendSystemThemeChangedEvent'] != 'undefined', 'missing Wasm export: Emscripten_SendSystemThemeChangedEvent'); - assert(typeof wasmExports['requestFullscreenThroughSDL'] != 'undefined', 'missing Wasm export: requestFullscreenThroughSDL'); - assert(typeof wasmExports['strerror'] != 'undefined', 'missing Wasm export: strerror'); - assert(typeof wasmExports['fflush'] != 'undefined', 'missing Wasm export: fflush'); - assert(typeof wasmExports['malloc'] != 'undefined', 'missing Wasm export: malloc'); - assert(typeof wasmExports['Emscripten_force_free'] != 'undefined', 'missing Wasm export: Emscripten_force_free'); - assert(typeof wasmExports['__funcs_on_exit'] != 'undefined', 'missing Wasm export: __funcs_on_exit'); - assert(typeof wasmExports['emscripten_stack_get_end'] != 'undefined', 'missing Wasm export: emscripten_stack_get_end'); - assert(typeof wasmExports['emscripten_stack_get_base'] != 'undefined', 'missing Wasm export: emscripten_stack_get_base'); - assert(typeof wasmExports['emscripten_stack_init'] != 'undefined', 'missing Wasm export: emscripten_stack_init'); - assert(typeof wasmExports['emscripten_stack_get_free'] != 'undefined', 'missing Wasm export: emscripten_stack_get_free'); - assert(typeof wasmExports['_emscripten_stack_restore'] != 'undefined', 'missing Wasm export: _emscripten_stack_restore'); - assert(typeof wasmExports['_emscripten_stack_alloc'] != 'undefined', 'missing Wasm export: _emscripten_stack_alloc'); - assert(typeof wasmExports['emscripten_stack_get_current'] != 'undefined', 'missing Wasm export: emscripten_stack_get_current'); - assert(typeof wasmExports['memory'] != 'undefined', 'missing Wasm export: memory'); - assert(typeof wasmExports['__indirect_function_table'] != 'undefined', 'missing Wasm export: __indirect_function_table'); - _main = Module['_main'] = createExportWrapper('__main_argc_argv', 2); - _SDL_free = Module['_SDL_free'] = createExportWrapper('SDL_free', 1); - _SDL_malloc = Module['_SDL_malloc'] = createExportWrapper('SDL_malloc', 1); - _SDL_calloc = Module['_SDL_calloc'] = createExportWrapper('SDL_calloc', 2); - _SDL_realloc = Module['_SDL_realloc'] = createExportWrapper('SDL_realloc', 2); - _SDLEmscriptenCameraPermissionOutcome = Module['_SDLEmscriptenCameraPermissionOutcome'] = createExportWrapper('SDLEmscriptenCameraPermissionOutcome', 5); - _SDLEmscriptenThreadIterate = Module['_SDLEmscriptenThreadIterate'] = createExportWrapper('SDLEmscriptenThreadIterate', 1); - _Emscripten_HandlePointerEnter = Module['_Emscripten_HandlePointerEnter'] = createExportWrapper('Emscripten_HandlePointerEnter', 2); - _Emscripten_HandlePointerLeave = Module['_Emscripten_HandlePointerLeave'] = createExportWrapper('Emscripten_HandlePointerLeave', 2); - _Emscripten_HandlePointerGeneric = Module['_Emscripten_HandlePointerGeneric'] = createExportWrapper('Emscripten_HandlePointerGeneric', 2); - _Emscripten_HandleMouseButtonUpGlobal = Module['_Emscripten_HandleMouseButtonUpGlobal'] = createExportWrapper('Emscripten_HandleMouseButtonUpGlobal', 2); - _Emscripten_SendDragEvent = Module['_Emscripten_SendDragEvent'] = createExportWrapper('Emscripten_SendDragEvent', 2); - _Emscripten_SendDragCompleteEvent = Module['_Emscripten_SendDragCompleteEvent'] = createExportWrapper('Emscripten_SendDragCompleteEvent', 1); - _Emscripten_SendDragTextEvent = Module['_Emscripten_SendDragTextEvent'] = createExportWrapper('Emscripten_SendDragTextEvent', 2); - _Emscripten_SendDragFileEvent = Module['_Emscripten_SendDragFileEvent'] = createExportWrapper('Emscripten_SendDragFileEvent', 2); - _Emscripten_HandleLockKeysCheck = Module['_Emscripten_HandleLockKeysCheck'] = createExportWrapper('Emscripten_HandleLockKeysCheck', 4); - _Emscripten_SendSystemThemeChangedEvent = Module['_Emscripten_SendSystemThemeChangedEvent'] = createExportWrapper('Emscripten_SendSystemThemeChangedEvent', 0); - _requestFullscreenThroughSDL = Module['_requestFullscreenThroughSDL'] = createExportWrapper('requestFullscreenThroughSDL', 1); - _strerror = createExportWrapper('strerror', 1); - _fflush = createExportWrapper('fflush', 1); - _malloc = createExportWrapper('malloc', 1); - _Emscripten_force_free = Module['_Emscripten_force_free'] = createExportWrapper('Emscripten_force_free', 1); - ___funcs_on_exit = createExportWrapper('__funcs_on_exit', 0); - _emscripten_stack_get_end = wasmExports['emscripten_stack_get_end']; - _emscripten_stack_get_base = wasmExports['emscripten_stack_get_base']; - _emscripten_stack_init = wasmExports['emscripten_stack_init']; - _emscripten_stack_get_free = wasmExports['emscripten_stack_get_free']; - __emscripten_stack_restore = wasmExports['_emscripten_stack_restore']; - __emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc']; - _emscripten_stack_get_current = wasmExports['emscripten_stack_get_current']; - memory = wasmMemory = wasmExports['memory']; - __indirect_function_table = wasmTable = wasmExports['__indirect_function_table']; -} - -var wasmImports = { - /** @export */ - SDL_GetEmscriptenJoystickProduct, - /** @export */ - SDL_GetEmscriptenJoystickVendor, - /** @export */ - SDL_IsEmscriptenJoystickXInput, - /** @export */ - __syscall_fcntl64: ___syscall_fcntl64, - /** @export */ - __syscall_fdatasync: ___syscall_fdatasync, - /** @export */ - __syscall_fstat64: ___syscall_fstat64, - /** @export */ - __syscall_ioctl: ___syscall_ioctl, - /** @export */ - __syscall_lstat64: ___syscall_lstat64, - /** @export */ - __syscall_newfstatat: ___syscall_newfstatat, - /** @export */ - __syscall_openat: ___syscall_openat, - /** @export */ - __syscall_rmdir: ___syscall_rmdir, - /** @export */ - __syscall_stat64: ___syscall_stat64, - /** @export */ - __syscall_unlinkat: ___syscall_unlinkat, - /** @export */ - _abort_js: __abort_js, - /** @export */ - _emscripten_fs_load_embedded_files: __emscripten_fs_load_embedded_files, - /** @export */ - clock_time_get: _clock_time_get, - /** @export */ - emscripten_asm_const_double_sync_on_main_thread: _emscripten_asm_const_double_sync_on_main_thread, - /** @export */ - emscripten_asm_const_int: _emscripten_asm_const_int, - /** @export */ - emscripten_asm_const_int_sync_on_main_thread: _emscripten_asm_const_int_sync_on_main_thread, - /** @export */ - emscripten_asm_const_ptr_sync_on_main_thread: _emscripten_asm_const_ptr_sync_on_main_thread, - /** @export */ - emscripten_cancel_main_loop: _emscripten_cancel_main_loop, - /** @export */ - emscripten_date_now: _emscripten_date_now, - /** @export */ - emscripten_err: _emscripten_err, - /** @export */ - emscripten_exit_fullscreen: _emscripten_exit_fullscreen, - /** @export */ - emscripten_exit_pointerlock: _emscripten_exit_pointerlock, - /** @export */ - emscripten_get_device_pixel_ratio: _emscripten_get_device_pixel_ratio, - /** @export */ - emscripten_get_element_css_size: _emscripten_get_element_css_size, - /** @export */ - emscripten_get_fullscreen_status: _emscripten_get_fullscreen_status, - /** @export */ - emscripten_get_gamepad_status: _emscripten_get_gamepad_status, - /** @export */ - emscripten_get_main_loop_timing: _emscripten_get_main_loop_timing, - /** @export */ - emscripten_get_now: _emscripten_get_now, - /** @export */ - emscripten_get_num_gamepads: _emscripten_get_num_gamepads, - /** @export */ - emscripten_get_screen_size: _emscripten_get_screen_size, - /** @export */ - emscripten_glActiveTexture: _emscripten_glActiveTexture, - /** @export */ - emscripten_glAttachShader: _emscripten_glAttachShader, - /** @export */ - emscripten_glBeginQueryEXT: _emscripten_glBeginQueryEXT, - /** @export */ - emscripten_glBindAttribLocation: _emscripten_glBindAttribLocation, - /** @export */ - emscripten_glBindBuffer: _emscripten_glBindBuffer, - /** @export */ - emscripten_glBindFramebuffer: _emscripten_glBindFramebuffer, - /** @export */ - emscripten_glBindRenderbuffer: _emscripten_glBindRenderbuffer, - /** @export */ - emscripten_glBindTexture: _emscripten_glBindTexture, - /** @export */ - emscripten_glBindVertexArrayOES: _emscripten_glBindVertexArrayOES, - /** @export */ - emscripten_glBlendColor: _emscripten_glBlendColor, - /** @export */ - emscripten_glBlendEquation: _emscripten_glBlendEquation, - /** @export */ - emscripten_glBlendEquationSeparate: _emscripten_glBlendEquationSeparate, - /** @export */ - emscripten_glBlendFunc: _emscripten_glBlendFunc, - /** @export */ - emscripten_glBlendFuncSeparate: _emscripten_glBlendFuncSeparate, - /** @export */ - emscripten_glBufferData: _emscripten_glBufferData, - /** @export */ - emscripten_glBufferSubData: _emscripten_glBufferSubData, - /** @export */ - emscripten_glCheckFramebufferStatus: _emscripten_glCheckFramebufferStatus, - /** @export */ - emscripten_glClear: _emscripten_glClear, - /** @export */ - emscripten_glClearColor: _emscripten_glClearColor, - /** @export */ - emscripten_glClearDepthf: _emscripten_glClearDepthf, - /** @export */ - emscripten_glClearStencil: _emscripten_glClearStencil, - /** @export */ - emscripten_glClipControlEXT: _emscripten_glClipControlEXT, - /** @export */ - emscripten_glColorMask: _emscripten_glColorMask, - /** @export */ - emscripten_glCompileShader: _emscripten_glCompileShader, - /** @export */ - emscripten_glCompressedTexImage2D: _emscripten_glCompressedTexImage2D, - /** @export */ - emscripten_glCompressedTexSubImage2D: _emscripten_glCompressedTexSubImage2D, - /** @export */ - emscripten_glCopyTexImage2D: _emscripten_glCopyTexImage2D, - /** @export */ - emscripten_glCopyTexSubImage2D: _emscripten_glCopyTexSubImage2D, - /** @export */ - emscripten_glCreateProgram: _emscripten_glCreateProgram, - /** @export */ - emscripten_glCreateShader: _emscripten_glCreateShader, - /** @export */ - emscripten_glCullFace: _emscripten_glCullFace, - /** @export */ - emscripten_glDeleteBuffers: _emscripten_glDeleteBuffers, - /** @export */ - emscripten_glDeleteFramebuffers: _emscripten_glDeleteFramebuffers, - /** @export */ - emscripten_glDeleteProgram: _emscripten_glDeleteProgram, - /** @export */ - emscripten_glDeleteQueriesEXT: _emscripten_glDeleteQueriesEXT, - /** @export */ - emscripten_glDeleteRenderbuffers: _emscripten_glDeleteRenderbuffers, - /** @export */ - emscripten_glDeleteShader: _emscripten_glDeleteShader, - /** @export */ - emscripten_glDeleteTextures: _emscripten_glDeleteTextures, - /** @export */ - emscripten_glDeleteVertexArraysOES: _emscripten_glDeleteVertexArraysOES, - /** @export */ - emscripten_glDepthFunc: _emscripten_glDepthFunc, - /** @export */ - emscripten_glDepthMask: _emscripten_glDepthMask, - /** @export */ - emscripten_glDepthRangef: _emscripten_glDepthRangef, - /** @export */ - emscripten_glDetachShader: _emscripten_glDetachShader, - /** @export */ - emscripten_glDisable: _emscripten_glDisable, - /** @export */ - emscripten_glDisableVertexAttribArray: _emscripten_glDisableVertexAttribArray, - /** @export */ - emscripten_glDrawArrays: _emscripten_glDrawArrays, - /** @export */ - emscripten_glDrawArraysInstancedANGLE: _emscripten_glDrawArraysInstancedANGLE, - /** @export */ - emscripten_glDrawBuffersWEBGL: _emscripten_glDrawBuffersWEBGL, - /** @export */ - emscripten_glDrawElements: _emscripten_glDrawElements, - /** @export */ - emscripten_glDrawElementsInstancedANGLE: _emscripten_glDrawElementsInstancedANGLE, - /** @export */ - emscripten_glEnable: _emscripten_glEnable, - /** @export */ - emscripten_glEnableVertexAttribArray: _emscripten_glEnableVertexAttribArray, - /** @export */ - emscripten_glEndQueryEXT: _emscripten_glEndQueryEXT, - /** @export */ - emscripten_glFinish: _emscripten_glFinish, - /** @export */ - emscripten_glFlush: _emscripten_glFlush, - /** @export */ - emscripten_glFramebufferRenderbuffer: _emscripten_glFramebufferRenderbuffer, - /** @export */ - emscripten_glFramebufferTexture2D: _emscripten_glFramebufferTexture2D, - /** @export */ - emscripten_glFrontFace: _emscripten_glFrontFace, - /** @export */ - emscripten_glGenBuffers: _emscripten_glGenBuffers, - /** @export */ - emscripten_glGenFramebuffers: _emscripten_glGenFramebuffers, - /** @export */ - emscripten_glGenQueriesEXT: _emscripten_glGenQueriesEXT, - /** @export */ - emscripten_glGenRenderbuffers: _emscripten_glGenRenderbuffers, - /** @export */ - emscripten_glGenTextures: _emscripten_glGenTextures, - /** @export */ - emscripten_glGenVertexArraysOES: _emscripten_glGenVertexArraysOES, - /** @export */ - emscripten_glGenerateMipmap: _emscripten_glGenerateMipmap, - /** @export */ - emscripten_glGetActiveAttrib: _emscripten_glGetActiveAttrib, - /** @export */ - emscripten_glGetActiveUniform: _emscripten_glGetActiveUniform, - /** @export */ - emscripten_glGetAttachedShaders: _emscripten_glGetAttachedShaders, - /** @export */ - emscripten_glGetAttribLocation: _emscripten_glGetAttribLocation, - /** @export */ - emscripten_glGetBooleanv: _emscripten_glGetBooleanv, - /** @export */ - emscripten_glGetBufferParameteriv: _emscripten_glGetBufferParameteriv, - /** @export */ - emscripten_glGetError: _emscripten_glGetError, - /** @export */ - emscripten_glGetFloatv: _emscripten_glGetFloatv, - /** @export */ - emscripten_glGetFramebufferAttachmentParameteriv: _emscripten_glGetFramebufferAttachmentParameteriv, - /** @export */ - emscripten_glGetIntegerv: _emscripten_glGetIntegerv, - /** @export */ - emscripten_glGetProgramInfoLog: _emscripten_glGetProgramInfoLog, - /** @export */ - emscripten_glGetProgramiv: _emscripten_glGetProgramiv, - /** @export */ - emscripten_glGetQueryObjecti64vEXT: _emscripten_glGetQueryObjecti64vEXT, - /** @export */ - emscripten_glGetQueryObjectivEXT: _emscripten_glGetQueryObjectivEXT, - /** @export */ - emscripten_glGetQueryObjectui64vEXT: _emscripten_glGetQueryObjectui64vEXT, - /** @export */ - emscripten_glGetQueryObjectuivEXT: _emscripten_glGetQueryObjectuivEXT, - /** @export */ - emscripten_glGetQueryivEXT: _emscripten_glGetQueryivEXT, - /** @export */ - emscripten_glGetRenderbufferParameteriv: _emscripten_glGetRenderbufferParameteriv, - /** @export */ - emscripten_glGetShaderInfoLog: _emscripten_glGetShaderInfoLog, - /** @export */ - emscripten_glGetShaderPrecisionFormat: _emscripten_glGetShaderPrecisionFormat, - /** @export */ - emscripten_glGetShaderSource: _emscripten_glGetShaderSource, - /** @export */ - emscripten_glGetShaderiv: _emscripten_glGetShaderiv, - /** @export */ - emscripten_glGetString: _emscripten_glGetString, - /** @export */ - emscripten_glGetTexParameterfv: _emscripten_glGetTexParameterfv, - /** @export */ - emscripten_glGetTexParameteriv: _emscripten_glGetTexParameteriv, - /** @export */ - emscripten_glGetUniformLocation: _emscripten_glGetUniformLocation, - /** @export */ - emscripten_glGetUniformfv: _emscripten_glGetUniformfv, - /** @export */ - emscripten_glGetUniformiv: _emscripten_glGetUniformiv, - /** @export */ - emscripten_glGetVertexAttribPointerv: _emscripten_glGetVertexAttribPointerv, - /** @export */ - emscripten_glGetVertexAttribfv: _emscripten_glGetVertexAttribfv, - /** @export */ - emscripten_glGetVertexAttribiv: _emscripten_glGetVertexAttribiv, - /** @export */ - emscripten_glHint: _emscripten_glHint, - /** @export */ - emscripten_glIsBuffer: _emscripten_glIsBuffer, - /** @export */ - emscripten_glIsEnabled: _emscripten_glIsEnabled, - /** @export */ - emscripten_glIsFramebuffer: _emscripten_glIsFramebuffer, - /** @export */ - emscripten_glIsProgram: _emscripten_glIsProgram, - /** @export */ - emscripten_glIsQueryEXT: _emscripten_glIsQueryEXT, - /** @export */ - emscripten_glIsRenderbuffer: _emscripten_glIsRenderbuffer, - /** @export */ - emscripten_glIsShader: _emscripten_glIsShader, - /** @export */ - emscripten_glIsTexture: _emscripten_glIsTexture, - /** @export */ - emscripten_glIsVertexArrayOES: _emscripten_glIsVertexArrayOES, - /** @export */ - emscripten_glLineWidth: _emscripten_glLineWidth, - /** @export */ - emscripten_glLinkProgram: _emscripten_glLinkProgram, - /** @export */ - emscripten_glPixelStorei: _emscripten_glPixelStorei, - /** @export */ - emscripten_glPolygonModeWEBGL: _emscripten_glPolygonModeWEBGL, - /** @export */ - emscripten_glPolygonOffset: _emscripten_glPolygonOffset, - /** @export */ - emscripten_glPolygonOffsetClampEXT: _emscripten_glPolygonOffsetClampEXT, - /** @export */ - emscripten_glQueryCounterEXT: _emscripten_glQueryCounterEXT, - /** @export */ - emscripten_glReadPixels: _emscripten_glReadPixels, - /** @export */ - emscripten_glReleaseShaderCompiler: _emscripten_glReleaseShaderCompiler, - /** @export */ - emscripten_glRenderbufferStorage: _emscripten_glRenderbufferStorage, - /** @export */ - emscripten_glSampleCoverage: _emscripten_glSampleCoverage, - /** @export */ - emscripten_glScissor: _emscripten_glScissor, - /** @export */ - emscripten_glShaderBinary: _emscripten_glShaderBinary, - /** @export */ - emscripten_glShaderSource: _emscripten_glShaderSource, - /** @export */ - emscripten_glStencilFunc: _emscripten_glStencilFunc, - /** @export */ - emscripten_glStencilFuncSeparate: _emscripten_glStencilFuncSeparate, - /** @export */ - emscripten_glStencilMask: _emscripten_glStencilMask, - /** @export */ - emscripten_glStencilMaskSeparate: _emscripten_glStencilMaskSeparate, - /** @export */ - emscripten_glStencilOp: _emscripten_glStencilOp, - /** @export */ - emscripten_glStencilOpSeparate: _emscripten_glStencilOpSeparate, - /** @export */ - emscripten_glTexImage2D: _emscripten_glTexImage2D, - /** @export */ - emscripten_glTexParameterf: _emscripten_glTexParameterf, - /** @export */ - emscripten_glTexParameterfv: _emscripten_glTexParameterfv, - /** @export */ - emscripten_glTexParameteri: _emscripten_glTexParameteri, - /** @export */ - emscripten_glTexParameteriv: _emscripten_glTexParameteriv, - /** @export */ - emscripten_glTexSubImage2D: _emscripten_glTexSubImage2D, - /** @export */ - emscripten_glUniform1f: _emscripten_glUniform1f, - /** @export */ - emscripten_glUniform1fv: _emscripten_glUniform1fv, - /** @export */ - emscripten_glUniform1i: _emscripten_glUniform1i, - /** @export */ - emscripten_glUniform1iv: _emscripten_glUniform1iv, - /** @export */ - emscripten_glUniform2f: _emscripten_glUniform2f, - /** @export */ - emscripten_glUniform2fv: _emscripten_glUniform2fv, - /** @export */ - emscripten_glUniform2i: _emscripten_glUniform2i, - /** @export */ - emscripten_glUniform2iv: _emscripten_glUniform2iv, - /** @export */ - emscripten_glUniform3f: _emscripten_glUniform3f, - /** @export */ - emscripten_glUniform3fv: _emscripten_glUniform3fv, - /** @export */ - emscripten_glUniform3i: _emscripten_glUniform3i, - /** @export */ - emscripten_glUniform3iv: _emscripten_glUniform3iv, - /** @export */ - emscripten_glUniform4f: _emscripten_glUniform4f, - /** @export */ - emscripten_glUniform4fv: _emscripten_glUniform4fv, - /** @export */ - emscripten_glUniform4i: _emscripten_glUniform4i, - /** @export */ - emscripten_glUniform4iv: _emscripten_glUniform4iv, - /** @export */ - emscripten_glUniformMatrix2fv: _emscripten_glUniformMatrix2fv, - /** @export */ - emscripten_glUniformMatrix3fv: _emscripten_glUniformMatrix3fv, - /** @export */ - emscripten_glUniformMatrix4fv: _emscripten_glUniformMatrix4fv, - /** @export */ - emscripten_glUseProgram: _emscripten_glUseProgram, - /** @export */ - emscripten_glValidateProgram: _emscripten_glValidateProgram, - /** @export */ - emscripten_glVertexAttrib1f: _emscripten_glVertexAttrib1f, - /** @export */ - emscripten_glVertexAttrib1fv: _emscripten_glVertexAttrib1fv, - /** @export */ - emscripten_glVertexAttrib2f: _emscripten_glVertexAttrib2f, - /** @export */ - emscripten_glVertexAttrib2fv: _emscripten_glVertexAttrib2fv, - /** @export */ - emscripten_glVertexAttrib3f: _emscripten_glVertexAttrib3f, - /** @export */ - emscripten_glVertexAttrib3fv: _emscripten_glVertexAttrib3fv, - /** @export */ - emscripten_glVertexAttrib4f: _emscripten_glVertexAttrib4f, - /** @export */ - emscripten_glVertexAttrib4fv: _emscripten_glVertexAttrib4fv, - /** @export */ - emscripten_glVertexAttribDivisorANGLE: _emscripten_glVertexAttribDivisorANGLE, - /** @export */ - emscripten_glVertexAttribPointer: _emscripten_glVertexAttribPointer, - /** @export */ - emscripten_glViewport: _emscripten_glViewport, - /** @export */ - emscripten_has_asyncify: _emscripten_has_asyncify, - /** @export */ - emscripten_request_fullscreen_strategy: _emscripten_request_fullscreen_strategy, - /** @export */ - emscripten_request_pointerlock: _emscripten_request_pointerlock, - /** @export */ - emscripten_resize_heap: _emscripten_resize_heap, - /** @export */ - emscripten_sample_gamepad_data: _emscripten_sample_gamepad_data, - /** @export */ - emscripten_set_beforeunload_callback_on_thread: _emscripten_set_beforeunload_callback_on_thread, - /** @export */ - emscripten_set_blur_callback_on_thread: _emscripten_set_blur_callback_on_thread, - /** @export */ - emscripten_set_canvas_element_size: _emscripten_set_canvas_element_size, - /** @export */ - emscripten_set_element_css_size: _emscripten_set_element_css_size, - /** @export */ - emscripten_set_focus_callback_on_thread: _emscripten_set_focus_callback_on_thread, - /** @export */ - emscripten_set_fullscreenchange_callback_on_thread: _emscripten_set_fullscreenchange_callback_on_thread, - /** @export */ - emscripten_set_gamepadconnected_callback_on_thread: _emscripten_set_gamepadconnected_callback_on_thread, - /** @export */ - emscripten_set_gamepaddisconnected_callback_on_thread: _emscripten_set_gamepaddisconnected_callback_on_thread, - /** @export */ - emscripten_set_keydown_callback_on_thread: _emscripten_set_keydown_callback_on_thread, - /** @export */ - emscripten_set_keypress_callback_on_thread: _emscripten_set_keypress_callback_on_thread, - /** @export */ - emscripten_set_keyup_callback_on_thread: _emscripten_set_keyup_callback_on_thread, - /** @export */ - emscripten_set_main_loop: _emscripten_set_main_loop, - /** @export */ - emscripten_set_main_loop_timing: _emscripten_set_main_loop_timing, - /** @export */ - emscripten_set_orientationchange_callback_on_thread: _emscripten_set_orientationchange_callback_on_thread, - /** @export */ - emscripten_set_pointerlockchange_callback_on_thread: _emscripten_set_pointerlockchange_callback_on_thread, - /** @export */ - emscripten_set_resize_callback_on_thread: _emscripten_set_resize_callback_on_thread, - /** @export */ - emscripten_set_visibilitychange_callback_on_thread: _emscripten_set_visibilitychange_callback_on_thread, - /** @export */ - emscripten_set_wheel_callback_on_thread: _emscripten_set_wheel_callback_on_thread, - /** @export */ - emscripten_set_window_title: _emscripten_set_window_title, - /** @export */ - emscripten_sleep: _emscripten_sleep, - /** @export */ - emscripten_webgl_create_context: _emscripten_webgl_create_context, - /** @export */ - emscripten_webgl_destroy_context: _emscripten_webgl_destroy_context, - /** @export */ - emscripten_webgl_make_context_current: _emscripten_webgl_make_context_current, - /** @export */ - environ_get: _environ_get, - /** @export */ - environ_sizes_get: _environ_sizes_get, - /** @export */ - exit: _exit, - /** @export */ - fd_close: _fd_close, - /** @export */ - fd_read: _fd_read, - /** @export */ - fd_seek: _fd_seek, - /** @export */ - fd_write: _fd_write, - /** @export */ - signalDone, - /** @export */ - signalReady, - /** @export */ - signalStart -}; - - -// include: postamble.js -// === Auto-generated postamble setup entry stuff === - -var calledRun; - -function callMain(args = []) { - assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); - assert(typeof onPreRuns === 'undefined' || onPreRuns.length == 0, 'cannot call main when preRun functions remain to be called'); - - var entryFunction = _main; - - args.unshift(thisProgram); - - var argc = args.length; - var argv = stackAlloc((argc + 1) * 4); - var argv_ptr = argv; - for (var arg of args) { - HEAPU32[((argv_ptr)>>2)] = stringToUTF8OnStack(arg); - argv_ptr += 4; - } - HEAPU32[((argv_ptr)>>2)] = 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(args = programArgs) { - - if (runDependencies > 0) { - dependenciesFulfilled = run; - return; - } - - stackCheckInit(); - - preRun(); - - // a preRun added a dependency, run will be called later - if (runDependencies > 0) { - dependenciesFulfilled = run; - 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 - assert(!calledRun); - calledRun = true; - Module['calledRun'] = true; - - if (ABORT) return; - - initRuntime(); - - preMain(); - - Module['onRuntimeInitialized']?.(); - consumedModuleProp('onRuntimeInitialized'); - - var noInitialRun = Module['noInitialRun'] || false; - if (!noInitialRun) callMain(args); - - postRun(); - } - - if (Module['setStatus']) { - Module['setStatus']('Running...'); - setTimeout(() => { - setTimeout(() => Module['setStatus'](''), 1); - doRun(); - }, 1); - } else - { - doRun(); - } - checkStackCookie(); -} - -var wasmExports; - -// With async instantation wasmExports is assigned asynchronously when the -// instance is received. -createWasm(); - -run(); - -// end include: postamble.js - -// include: /home/kevinc/misc/emsdk/upstream/emscripten/src/emrun_postjs.js -/** - * @license - * Copyright 2013 The Emscripten Authors - * SPDX-License-Identifier: MIT - * - * This file gets implicitly injected as a `--post-js` file when - * emcc is run with `--emrun` - */ - -// POSTs the given binary data represented as a (typed) array data back to the -// emrun-based web server. -// To use from C code, call e.g: -// EM_ASM({emrun_file_dump("file.dat", HEAPU8.subarray($0, $0 + $1));}, my_data_pointer, my_data_pointer_byte_length); -// Note: this functions does nothing by default but gets redefined below -// in `emrun_register_handlers` when emrun is active, along with `out` and -// `err`. -var emrun_file_dump = (filename, data) => {}; - -if (globalThis.window && globalThis.document && (typeof ENVIRONMENT_IS_PTHREAD == 'undefined' || !ENVIRONMENT_IS_PTHREAD)) { - var emrun_register_handlers = () => { - // When C code exit()s, we may still have remaining stdout and stderr - // messages in flight. In that case, we can't close the browser until all - // those XHRs have finished, so the following state variables track that all - // communication is done, after which we can close. - var emrun_num_post_messages_in_flight = 0; - var emrun_should_close_itself = false; - var postExit = (msg) => { - var http = new XMLHttpRequest(); - // Don't do this immediately, this may race with the notification about - // the return code reaching the server. Send a *sync* xhr so that we know - // for sure that the server has gotten the return code before we continue. - http.open("POST", "stdio.html", false); - http.send(msg); - try { - // Try closing the current browser window, since it exit()ed itself. - // This can shut down the browser process and then emrun does not need - // to kill the whole browser process. - window.close(); - } catch(e) {} - }; - var post = (url, msg) => { - var http = new XMLHttpRequest(); - ++emrun_num_post_messages_in_flight; - http.onreadystatechange = () => { - if (http.readyState == 4 /*DONE*/) { - if (--emrun_num_post_messages_in_flight == 0 && emrun_should_close_itself) { - postExit('^exit^'+EXITSTATUS); - } - } - } - http.open("POST", url, true); - http.send(msg); - }; - // If the address contains localhost, or we are running the page from port - // 6931, we can assume we're running the test runner and should post stdout - // logs. - if (document.URL.search("localhost") != -1 || document.URL.search(":6931/") != -1) { - var emrun_http_sequence_number = 1; - var prevPrint = out; - var prevErr = err; - addOnExit(() => { - if (emrun_num_post_messages_in_flight == 0) { - postExit('^exit^'+EXITSTATUS); - } else { - emrun_should_close_itself = true; - } - }); - out = (text) => { - post('stdio.html', '^out^'+(emrun_http_sequence_number++)+'^'+encodeURIComponent(text)); - prevPrint(text); - }; - err = (text) => { - post('stdio.html', '^err^'+(emrun_http_sequence_number++)+'^'+encodeURIComponent(text)); - prevErr(text); - }; - emrun_file_dump = (filename, data) => { - out(`Dumping out file "${filename}" with ${data.length} bytes of data.`); - if (ArrayBuffer.isView(data) && typeof SharedArrayBuffer !== "undefined" && data.buffer instanceof SharedArrayBuffer) { - data = new data.constructor(data); // Make a clone of the typed array of the same type, since http.send() does not allow SharedArrayBuffer backing. - } - post("stdio.html?file=" + filename, data); - }; - - // Notify emrun web server that this browser has successfully launched the - // page. Note that we may need to wait for the server to be ready. - var tryToSendPageload = () => { - try { - post('stdio.html', '^pageload^'); - } catch (e) { - setTimeout(tryToSendPageload, 50); - } - }; - tryToSendPageload(); - } - }; - - emrun_register_handlers(); -} -// end include: /home/kevinc/misc/emsdk/upstream/emscripten/src/emrun_postjs.js - diff --git a/2026/games_submissions/talon1024/index.wasm b/2026/games_submissions/talon1024/index.wasm Binary files differdeleted file mode 100755 index f5910f8..0000000 --- a/2026/games_submissions/talon1024/index.wasm +++ /dev/null |
