// 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. // We skip the node version checking when running on Bun/Deno since the node // version they report doesn't seem to be useful. if (typeof process !== 'undefined' && !process.versions?.bun && typeof Deno == "undefined") { var currentNodeVersion = process.versions?.node ? humanReadableVersionToPacked(process.versions.node) : TARGET_NOT_SUPPORTED; if (currentNodeVersion < TARGET_NOT_SUPPORTED) { throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); } if (currentNodeVersion < 2147483647) { throw new Error(`This emscripten-generated code requires node v${ packedVersionToHumanReadable(2147483647) } (detected v${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 // 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) 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; // `/` 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_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 readAsync = async (url) => { assert(!isFileURI(url), "readAsync does not work with file:// URLs"); 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_WORKER, 'worker environment detected but not enabled at build time (add `worker` to `-sENVIRONMENT` to enable)'); assert(!ENVIRONMENT_IS_NODE, 'node environment detected but not enabled at build time (add `node` to `-sENVIRONMENT` to enable)'); 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_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) { var value = Module[prop]; var msg = `Attempt to modify \`Module.${prop}\` after it has already been processed. This can happen, for example, when code is injected via '--post-js' rather than '--pre-js'`; if (Array.isArray(value)) { value = new Proxy(value, { set(target, key, val) { abort(msg); return false; }, defineProperty(target, key, descriptor) { abort(msg); return false; }, deleteProperty(target, key) { abort(msg); return false; } }); } Object.defineProperty(Module, prop, { configurable: true, get() { return value; }, set() { abort(msg); } }); } function makeInvalidEarlyAccess(name) { return () => assert(false, `call to '${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 // include: runtime_stack_check.js const stackCookie1 = 0x02135467; const stackCookie2 = 0x89BACDFE; // 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)] = stackCookie1; HEAPU32[(((max)+(4))>>2)] = stackCookie2; // Also test the global address 0 for integrity. HEAPU32[((0)>>2)] = 1668509029; } function u32ToHexString(num) { return '0x' + (num >>> 0).toString(16).padStart(8, '0'); } function checkStackCookie() { if (ABORT) return; var max = _emscripten_stack_get_end(); // See writeStackCookie(). if (max == 0) { max += 4; } var val1 = HEAPU32[((max)>>2)]; var val2 = HEAPU32[(((max)+(4))>>2)]; if (val1 != stackCookie1 || val2 != stackCookie2) { abort(`Stack overflow! Stack cookie has been overwritten at ${ptrToString(max)}, expected hex dwords ${u32ToHexString(stackCookie2)} and ${u32ToHexString(stackCookie1)}, but received ${u32ToHexString(val2)} ${u32ToHexString(val1)}`); } // 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 // Memory management var runtimeInitialized = false; // When ALLOW_MEMORY_GROWTH is enabled, the conversion from Wasm // memory to ArrayBuffer requires some additional logic. function getMemoryBuffer() { return wasmMemory.buffer; } function updateMemoryViews() { // If we already have a heap that is resizeable/growable buffer we don't // need to do anything in updateMemoryViews. if (HEAP8?.buffer?.resizable) return; var b = getMemoryBuffer(); HEAP8 = new Int8Array(b); HEAP16 = new Int16Array(b); HEAPU8 = new Uint8Array(b); HEAP32 = new Int32Array(b); HEAPU32 = new Uint32Array(b); HEAPF64 = new Float64Array(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() { var preRun = Module['preRun']; if (preRun) { if (typeof preRun == 'function') preRun = [preRun]; onPreRuns.push(...preRun); } consumedModuleProp('preRun'); // Begin ATPRERUNS hooks callRuntimeCallbacks(onPreRuns); // End ATPRERUNS hooks } function initRuntime() { assert(!runtimeInitialized); runtimeInitialized = true; checkStackCookie(); // No ATINITS hooks wasmExports['__wasm_call_ctors'](); // No ATPOSTCTORS hooks checkStackCookie(); } function postRun() { checkStackCookie(); var postRun = Module['postRun']; if (postRun) { if (typeof postRun == 'function') postRun = [postRun]; onPostRuns.push(...postRun); } 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; } // show errors on likely calls to FS when it was not included function fsMissing() { abort('Filesystem support (FS) was not included. The problem is that you are using files from JS, but files were not used from C/C++, so filesystem support was not auto-included. You can force-include filesystem support with -sFORCE_FILESYSTEM'); } var FS = { init: fsMissing, createDataFile: fsMissing, createPreloadedFile: fsMissing, createLazyFile: fsMissing, open: fsMissing, mkdev: fsMissing, registerDevice: fsMissing, analyzePath: fsMissing, ErrnoError: fsMissing, }; function createExportWrapper(name, func, nargs) { assert(func); return (...args) => { assert(runtimeInitialized, `native function \`${name}\` called before runtime initialization`); // Only assert for too many arguments. Too few can be valid since the missing arguments will be zero filled. assert(args.length <= nargs, `native function \`${name}\` called with ${args.length} args but expects ${nargs}`); return func(...args); }; } var wasmBinaryFile; function findWasmBinary() { return locateFile('demo.wasm'); } function getBinarySync(file) { 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 ) { 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 function receiveInstance(instance) { wasmExports = instance.exports; assignWasmExports(wasmExports); updateMemoryViews(); return wasmExports; } // 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. var instantiateWasm = Module['instantiateWasm']; if (instantiateWasm) { return new Promise((resolve) => { try { instantiateWasm(info, (inst) => resolve(receiveInstance(inst))); } catch(e) { err(`Module.instantiateWasm callback failed with error: ${e}`); throw e; } }); } wasmBinaryFile ??= findWasmBinary(); var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); var exports = receiveInstantiationResult(result); return exports; } // end include: preamble.js // Begin JS library code class ExitStatus { name = 'ExitStatus'; constructor(status) { this.message = `Program terminated with exit(${status})`; this.status = status; } } /** @type {!Int32Array} */ var HEAP32; /** @type {!Int8Array} */ var HEAP8; /** @type {!Uint32Array} */ var HEAPU32; var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { // Pass the module as the first argument. callbacks.shift()(Module); } }; var onPostRuns = []; var addOnPostRun = (cb) => onPostRuns.push(cb); var onPreRuns = []; var addOnPreRun = (cb) => onPreRuns.push(cb); var noExitRuntime = true; 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'); } 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; err(text); } }; var UTF8Decoder = globalThis.TextDecoder && new TextDecoder(); /** * heapOrArray is either a regular array, or a JavaScript typed array view. * @param {number} idx * @param {number=} maxBytesToRead * @param {boolean=} ignoreNul * @return {number} */ 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; }; /** @type {!Uint8Array} */ var HEAPU8; /** * 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 ___assert_fail = (condition, filename, line, func) => abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']); var __abort_js = () => abort('native code called abort()'); 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 (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 { // 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 _emscripten_get_now = () => performance.now(); var runtimeKeepaliveCounter = 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; checkUnflushedContent(); // if exit() was called explicitly, warn the user if the runtime isn't actually being shut down if (keepRuntimeAlive() && !implicit) { var msg = `program exited (with status: ${status}), but keepRuntimeAlive() is set (counter=${runtimeKeepaliveCounter}) due to an async operation, so halting execution but not exiting the runtime or preventing further async execution (you can use emscripten_force_exit, if you want to force a true shutdown)`; err(msg); } _proc_exit(status); }; var _exit = exitJS; 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 (!keepRuntimeAlive()) { try { _exit(EXITSTATUS); } catch (e) { handleException(e); } } }; /** * @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) { 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). 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 (ABORT) { err('user callback triggered after runtime exited or application aborted. Ignoring.'); return; } try { return func(); } catch (e) { handleException(e); } finally { maybeExit(); } }; var MainLoop = { func:null, scheduler:null, currentlyRunningMainloop:0, arg:0, timingMode:0, timingValue:0, currentFrameNumber:0, queue:[], preMainLoop:[], postMainLoop:[], pause() { if (MainLoop.scheduler) { 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() { }, 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) { 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 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; }; var onExits = []; var addOnExit = (cb) => onExits.push(cb); var JSEvents = { removeAllEventListeners() { while (JSEvents.eventHandlers.length) { JSEvents._removeHandler(JSEvents.eventHandlers.length - 1); } JSEvents.deferredCalls = []; }, inEventHandler:0, deferredCalls:[], deferCall(targetFunction, precedence, argsList) { function arraysHaveEqualContent(arrA, arrB) { if (arrA.length != arrB.length) return false; for (var i = 0; i < arrA.length; i++) { 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); } 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 ; }, }; 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; }; /** @type {Object} */ var specialHTMLTargets = [0, document, window]; var findEventTarget = (target) => { target = maybeCStringToJsString(target); var domElement = specialHTMLTargets[target] || document.querySelector(target); return domElement; }; 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; }; 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 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; }; /** @type {!Float64Array} */ var HEAPF64; 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_keyup_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => registerKeyEventCallback(target, userData, useCapture, callbackfunc, 3, 'keyup', targetThread); var _emscripten_set_main_loop_arg = (func, arg, fps, simulateInfiniteLoop) => { var iterFunc = () => getWasmTableEntry(func)(arg); setMainLoop(iterFunc, fps, simulateInfiniteLoop, arg); }; var getBoundingClientRect = (e) => specialHTMLTargets.indexOf(e) < 0 ? e.getBoundingClientRect() : {'left':0,'top':0}; /** @type {!Int16Array} */ var HEAP16; 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 registerMouseEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => { var eventSize = 64; JSEvents.mouseEvent ||= _malloc(eventSize); target = findEventTarget(target); var mouseEventHandlerFunc = (e) => { // TODO: Make this access thread safe, or this could update live while app is reading it. fillMouseEventData(JSEvents.mouseEvent, e, target); if (getWasmTableEntry(callbackfunc)(eventTypeId, JSEvents.mouseEvent, userData)) e.preventDefault(); }; var eventHandler = { target, allowsDeferredCalls: eventTypeString != 'mousemove' && eventTypeString != 'mouseenter' && eventTypeString != 'mouseleave', // Mouse move events do not allow fullscreen/pointer lock requests to be handled in them! eventTypeString, eventTypeId, userData, callbackfunc, handlerFunc: mouseEventHandlerFunc, useCapture }; return JSEvents.registerOrRemoveHandler(eventHandler); }; var _emscripten_set_mousedown_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => registerMouseEventCallback(target, userData, useCapture, callbackfunc, 5, 'mousedown', targetThread); var _emscripten_set_mousemove_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => registerMouseEventCallback(target, userData, useCapture, callbackfunc, 8, 'mousemove', targetThread); var _emscripten_set_mouseup_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => registerMouseEventCallback(target, userData, useCapture, callbackfunc, 6, 'mouseup', targetThread); var SYSCALLS = { varargs:undefined, getStr(ptr) { var ret = UTF8ToString(ptr); return ret; }, }; var _fd_close = (fd) => { abort('fd_close called without SYSCALLS_REQUIRE_FILESYSTEM'); }; var INT53_MAX = 9007199254740992; var INT53_MIN = -9007199254740992; var bigintToI53Checked = (num) => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); function _fd_seek(fd, offset, whence, newOffset) { offset = bigintToI53Checked(offset); return 70; ; } var printCharBuffers = [null,[],[]]; var printChar = (stream, curr) => { var buffer = printCharBuffers[stream]; assert(buffer); if (!curr || curr === 10) { (stream === 1 ? out : err)(UTF8ArrayToString(buffer)); buffer.length = 0; } else { buffer.push(curr); } }; var flush_NO_FILESYSTEM = () => { // flush anything remaining in the buffers during shutdown _fflush(0); if (printCharBuffers[1].length) printChar(1, 10); if (printCharBuffers[2].length) printChar(2, 10); }; var _fd_write = (fd, iov, iovcnt, pnum) => { // hack to support printf in SYSCALLS_REQUIRE_FILESYSTEM=0 var num = 0; for (var i = 0; i < iovcnt; i++) { var ptr = HEAPU32[((iov)>>2)]; var len = HEAPU32[(((iov)+(4))>>2)]; iov += 8; for (var j = 0; j < len; j++) { printChar(fd, HEAPU8[ptr+j]); } num += len; } HEAPU32[((pnum)>>2)] = num; return 0; }; 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 stackAlloc = (sz) => __emscripten_stack_alloc(sz); var stringToUTF8OnStack = (str) => { var size = lengthBytesUTF8(str) + 1; var ret = stackAlloc(size); stringToUTF8(str, ret, size); return ret; }; Module['requestAnimationFrame'] = MainLoop.requestAnimationFrame; Module['pauseMainLoop'] = MainLoop.pause; Module['resumeMainLoop'] = MainLoop.resume; MainLoop.init();; // 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['print']) out = Module['print']; if (Module['printErr']) err = Module['printErr']; Module['FS_createDataFile'] = FS.createDataFile; Module['FS_createPreloadedFile'] = FS.createPreloadedFile; // 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'); var preInit = Module['preInit']; if (preInit) { if (typeof preInit == 'function') Module['preInit'] = preInit = [preInit]; // Written as a loop so that preInit functions that themselves add more // preInit functions. Is this actually needed? while (preInit.length > 0) { preInit.shift()(); } } consumedModuleProp('preInit'); } // Begin runtime exports var missingLibrarySymbols = [ 'writeI53ToI64', 'writeI53ToI64Clamped', 'writeI53ToI64Signaling', 'writeI53ToU64Clamped', 'writeI53ToU64Signaling', 'readI53FromI64', 'readI53FromU64', 'convertI32PairToI53', 'convertI32PairToI53Checked', 'convertU32PairToI53', 'getTempRet0', 'setTempRet0', 'createNamedFunction', 'zeroMemory', 'withStackSave', 'strError', 'inetPton4', 'inetNtop4', 'inetPton6', 'inetNtop6', 'readSockaddr', 'writeSockaddr', 'readEmAsmArgs', 'jstoi_q', 'getExecutableName', 'autoResumeAudioContext', 'getDynCaller', 'dynCall', 'runtimeKeepalivePush', 'runtimeKeepalivePop', 'asyncLoad', 'asmjsMangle', 'mmapAlloc', 'HandleAllocator', 'getUniqueRunDependency', 'addRunDependency', 'removeRunDependency', 'addOnInit', 'addOnPostCtor', 'addOnPreMain', 'STACK_SIZE', 'STACK_ALIGN', 'POINTER_SIZE', 'ASSERTIONS', 'ccall', 'cwrap', 'convertJsFunctionToWasm', 'getEmptyTableSlot', 'updateTableMap', 'getFunctionAddress', 'addFunction', 'removeFunction', 'setValue', 'getValue', 'intArrayFromString', 'intArrayToString', 'AsciiToString', 'stringToAscii', 'UTF16ToString', 'stringToUTF16', 'lengthBytesUTF16', 'UTF32ToString', 'stringToUTF32', 'lengthBytesUTF32', 'stringToNewUTF8', 'writeArrayToMemory', 'registerWheelEventCallback', 'registerUiEventCallback', 'registerFocusEventCallback', 'fillDeviceOrientationEventData', 'registerDeviceOrientationEventCallback', 'fillDeviceMotionEventData', 'registerDeviceMotionEventCallback', 'screenOrientation', 'fillOrientationChangeEventData', 'registerOrientationChangeEventCallback', 'fillFullscreenChangeEventData', 'registerFullscreenChangeEventCallback', 'callCanvasResizedCallback', 'JSEvents_requestFullscreen', 'JSEvents_resizeCanvasForFullscreen', 'registerRestoreOldStyle', 'hideEverythingExceptGivenElement', 'restoreHiddenElements', 'setLetterbox', 'currentFullscreenStrategy', 'softFullscreenResizeWebGLRenderTarget', 'doRequestFullscreen', 'fillPointerlockChangeEventData', 'registerPointerlockChangeEventCallback', 'registerPointerlockErrorEventCallback', 'requestPointerLock', 'fillVisibilityChangeEventData', 'registerVisibilityChangeEventCallback', 'registerTouchEventCallback', 'fillGamepadEventData', 'registerGamepadEventCallback', 'registerBeforeUnloadEventCallback', 'fillBatteryEventData', 'registerBatteryEventCallback', 'setCanvasElementSize', 'getCanvasElementSize', 'jsStackTrace', 'getCallstack', 'convertPCtoSourceLocation', 'getEnvStrings', 'checkWasiClock', 'wasiRightsToMuslOFlags', 'wasiOFlagsToMuslOFlags', 'initRandomFill', 'randomFill', 'safeSetTimeout', 'setImmediateWrapped', 'safeRequestAnimationFrame', 'clearImmediateWrapped', 'registerPostMainLoop', 'registerPreMainLoop', 'getPromise', 'makePromise', 'addPromise', 'idsToPromises', 'makePromiseCallback', 'Browser_asyncPrepareDataCounter', 'isLeapYear', 'ydayFromDate', 'arraySum', 'addDays', 'getSocketFromFD', 'getSocketAddress', 'FS_createPreloadedFile', 'FS_preloadFile', 'FS_modeStringToFlags', 'FS_getMode', 'FS_fileDataToTypedArray', 'FS_stdin_getChar', 'FS_mkdirTree', '_setNetworkCallback', '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', 'emscriptenWebGLGet', 'computeUnpackAlignedImageSize', 'colorChannelsInGlTextureFormat', 'emscriptenWebGLGetTexPixelData', 'emscriptenWebGLGetUniform', 'webglGetProgramUniformLocation', 'webglGetUniformLocation', 'webglPrepareUniformLocationsBeforeFirstUse', 'webglGetLeftBracePos', 'emscriptenWebGLGetVertexAttrib', '__glGetActiveAttribOrUniform', 'writeGLArray', 'registerWebGlEventCallback', 'runAndAbortIfError', 'writeStringToMemory', 'writeAsciiToMemory', 'allocateUTF8', 'allocateUTF8OnStack', 'stackTrace', 'getNativeTypeSize', ]; missingLibrarySymbols.forEach(missingLibrarySymbol) var unexportedSymbols = [ 'run', 'out', 'err', 'callMain', 'abort', 'wasmExports', 'writeStackCookie', 'checkStackCookie', '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', 'DNS', 'Protocols', 'Sockets', 'timers', 'warnOnce', 'readEmAsmArgsArray', 'handleException', 'keepRuntimeAlive', 'callUserCallback', 'maybeExit', 'alignMemory', 'wasmTable', 'wasmMemory', 'noExitRuntime', 'addOnPreRun', 'addOnExit', 'addOnPostRun', 'freeTableIndexes', 'functionsInTableMap', 'PATH', 'PATH_FS', 'UTF8Decoder', 'UTF8ArrayToString', 'UTF8ToString', 'stringToUTF8Array', 'stringToUTF8', 'lengthBytesUTF8', 'UTF16Decoder', 'stringToUTF8OnStack', 'JSEvents', 'registerKeyEventCallback', 'specialHTMLTargets', 'maybeCStringToJsString', 'findEventTarget', 'findCanvasEventTarget', 'getBoundingClientRect', 'fillMouseEventData', 'registerMouseEventCallback', 'restoreOldWindowedStyle', 'UNWIND_CACHE', 'ExitStatus', 'flush_NO_FILESYSTEM', 'emSetImmediate', 'emClearImmediate_deps', 'emClearImmediate', 'promiseMap', 'Browser', 'requestFullscreen', 'setCanvasSize', 'getUserMedia', 'createContext', 'getPreloadedImageData__data', 'wget', 'MONTH_DAYS_REGULAR', 'MONTH_DAYS_LEAP', 'MONTH_DAYS_REGULAR_CUMULATIVE', 'MONTH_DAYS_LEAP_CUMULATIVE', 'SYSCALLS', 'preloadPlugins', 'FS_stdin_getChar_buffer', 'FS_unlink', 'FS_createPath', 'FS_createDevice', '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_link', '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_createDataFile', 'FS_forceLoadFile', 'FS_createLazyFile', 'MEMFS', 'TTY', 'PIPEFS', 'SOCKFS', 'tempFixedLengthArray', 'miniTempWebGLFloatBuffers', 'miniTempWebGLIntBuffers', 'GL', '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'); ignoredModuleProp('onCOSCacheHit'); ignoredModuleProp('onCOSCacheMiss'); ignoredModuleProp('onCOSStore'); ignoredModuleProp('GL_MAX_TEXTURE_IMAGE_UNITS'); ignoredModuleProp('SDL_canPlayWithWebAudio'); ignoredModuleProp('SDL_numSimultaneouslyQueuedBuffers'); ignoredModuleProp('freePreloadedMediaOnUse'); ignoredModuleProp('preinitializedWebGLContext'); ignoredModuleProp('keyboardListeningElement'); ignoredModuleProp('doNotCaptureKeyboard'); ignoredModuleProp('extraStackTrace'); ignoredModuleProp('preloadPlugins'); ignoredModuleProp('preMainLoop'); ignoredModuleProp('postMainLoop'); ignoredModuleProp('forcedAspectRatio'); ignoredModuleProp('mainScriptUrlOrBlob'); ignoredModuleProp('onFullScreen'); ignoredModuleProp('INITIAL_MEMORY'); ignoredModuleProp('wasmMemory'); ignoredModuleProp('wasmBinary'); } function peak_web_dom_open(id,w,h) { var name = UTF8ToString(id); var c = document.getElementById(name); if (!c) { c = document.createElement('canvas'); c.id = name; document.body.appendChild(c); } c.width = w; c.height = h; c.tabIndex = 0; c.focus(); } function peak_web_dom_present(id,w,h,pixels) { var c = document.getElementById(UTF8ToString(id)); if (!c) return; var ctx = c.getContext('2d'); if (c.width !== w || c.height !== h) { c.width = w; c.height = h; } var img = ctx.createImageData(w, h); img.data.set(HEAPU8.subarray(pixels, pixels + w * h * 4)); ctx.putImageData(img, 0, 0); } function peak_web_audio_dom_start(channels,rate,frames,ptr) { var AC = window.AudioContext || window.webkitAudioContext; var ctx, proc, i, c, heap, off, ch; if (!AC || Module._peak_web_audio) return 0; ctx = new AC({ sampleRate: rate }); if (ctx.sampleRate !== rate) { ctx.close(); return 0; } proc = ctx.createScriptProcessor(frames, 0, channels); proc.onaudioprocess = function(e) { Module._peak_internal_web_audio_fill(ptr, frames); heap = Module.HEAP16; off = ptr >> 1; for (c = 0; c < channels; c++) { ch = e.outputBuffer.getChannelData(c); for (i = 0; i < frames; i++) ch[i] = heap[off + i * channels + c] / 32768.0; } }; proc.connect(ctx.destination); ctx.resume(); Module._peak_web_audio = { ctx: ctx, proc: proc }; return 1; } function peak_web_audio_dom_stop() { var a = Module._peak_web_audio; if (!a) return; a.proc.disconnect(); a.ctx.close(); Module._peak_web_audio = null; } // Imports from the Wasm binary. var _peak_internal_web_audio_fill = Module['_peak_internal_web_audio_fill'] = makeInvalidEarlyAccess('_peak_internal_web_audio_fill'); var _main = Module['_main'] = makeInvalidEarlyAccess('_main'); var _fflush = makeInvalidEarlyAccess('_fflush'); var _strerror = makeInvalidEarlyAccess('_strerror'); var _emscripten_stack_get_end = makeInvalidEarlyAccess('_emscripten_stack_get_end'); var _emscripten_stack_get_base = makeInvalidEarlyAccess('_emscripten_stack_get_base'); var _malloc = makeInvalidEarlyAccess('_malloc'); 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['peak_internal_web_audio_fill'] != 'undefined', 'missing Wasm export: peak_internal_web_audio_fill'); assert(typeof wasmExports['__main_argc_argv'] != 'undefined', 'missing Wasm export: __main_argc_argv'); assert(typeof wasmExports['fflush'] != 'undefined', 'missing Wasm export: fflush'); assert(typeof wasmExports['strerror'] != 'undefined', 'missing Wasm export: strerror'); 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['malloc'] != 'undefined', 'missing Wasm export: malloc'); 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'); _peak_internal_web_audio_fill = Module['_peak_internal_web_audio_fill'] = createExportWrapper('peak_internal_web_audio_fill', wasmExports['peak_internal_web_audio_fill'], 2); _main = Module['_main'] = createExportWrapper('__main_argc_argv', wasmExports['__main_argc_argv'], 2); _fflush = createExportWrapper('fflush', wasmExports['fflush'], 1); _strerror = createExportWrapper('strerror', wasmExports['strerror'], 1); _emscripten_stack_get_end = wasmExports['emscripten_stack_get_end']; _emscripten_stack_get_base = wasmExports['emscripten_stack_get_base']; _malloc = createExportWrapper('malloc', wasmExports['malloc'], 1); _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 */ __assert_fail: ___assert_fail, /** @export */ _abort_js: __abort_js, /** @export */ emscripten_cancel_main_loop: _emscripten_cancel_main_loop, /** @export */ emscripten_resize_heap: _emscripten_resize_heap, /** @export */ emscripten_set_keydown_callback_on_thread: _emscripten_set_keydown_callback_on_thread, /** @export */ emscripten_set_keyup_callback_on_thread: _emscripten_set_keyup_callback_on_thread, /** @export */ emscripten_set_main_loop_arg: _emscripten_set_main_loop_arg, /** @export */ emscripten_set_mousedown_callback_on_thread: _emscripten_set_mousedown_callback_on_thread, /** @export */ emscripten_set_mousemove_callback_on_thread: _emscripten_set_mousemove_callback_on_thread, /** @export */ emscripten_set_mouseup_callback_on_thread: _emscripten_set_mouseup_callback_on_thread, /** @export */ fd_close: _fd_close, /** @export */ fd_seek: _fd_seek, /** @export */ fd_write: _fd_write, /** @export */ peak_web_audio_dom_stop, /** @export */ peak_web_dom_open }; // include: postamble.js // === Auto-generated postamble setup entry stuff === var calledRun; function callMain(args = []) { 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(); } async function run(args = programArgs) { assert(!calledRun); calledRun = true; stackCheckInit(); preRun(); var setStatus = Module['setStatus']; if (setStatus) { setStatus('Running...'); // Yield to the event loop to allow the browser to paint "Running..." await new Promise((resolve) => setTimeout(resolve, 1)); // Then we want to clear the status text, but only after the rest of this function runs. setTimeout(setStatus, 1, ''); } if (ABORT) return; initRuntime(); // No ATMAINS hooks Module['onRuntimeInitialized']?.(); consumedModuleProp('onRuntimeInitialized'); var noInitialRun = Module['noInitialRun'] || false; if (!noInitialRun) callMain(args); postRun(); } function checkUnflushedContent() { // Compiler settings do not allow exiting the runtime, so flushing // the streams is not possible. but in ASSERTIONS mode we check // if there was something to flush, and if so tell the user they // should request that the runtime be exitable. // Normally we would not even include flush() at all, but in ASSERTIONS // builds we do so just for this check, and here we see if there is any // content to flush, that is, we check if there would have been // something a non-ASSERTIONS build would have not seen. // How we flush the streams depends on whether we are in SYSCALLS_REQUIRE_FILESYSTEM=0 // mode (which has its own special function for this; otherwise, all // the code is inside libc) var oldOut = out; var oldErr = err; var has = false; out = err = (x) => { has = true; } try { // it doesn't matter if it fails flush_NO_FILESYSTEM(); } catch(e) {} out = oldOut; err = oldErr; if (has) { warnOnce('stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the Emscripten FAQ), or make sure to emit a newline when you printf etc.'); warnOnce('(this may also be due to not including full filesystem support - try building with -sFORCE_FILESYSTEM)'); } } var wasmExports; // With async instantation wasmExports is assigned asynchronously when the // instance is received. createWasm().then(() => run()); // end include: postamble.js