9239 lines
340 KiB
JavaScript
9239 lines
340 KiB
JavaScript
var createModule = (() => {
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var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined;
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return (
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async function(moduleArg = {}) {
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var moduleRtn;
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// include: shell.js
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// The Module object: Our interface to the outside world. We import
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// and export values on it. There are various ways Module can be used:
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// 1. Not defined. We create it here
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// 2. A function parameter, function(moduleArg) => Promise<Module>
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// 3. pre-run appended it, var Module = {}; ..generated code..
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// 4. External script tag defines var Module.
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// We need to check if Module already exists (e.g. case 3 above).
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// Substitution will be replaced with actual code on later stage of the build,
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// this way Closure Compiler will not mangle it (e.g. case 4. above).
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// Note that if you want to run closure, and also to use Module
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// after the generated code, you will need to define var Module = {};
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// before the code. Then that object will be used in the code, and you
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// can continue to use Module afterwards as well.
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var Module = moduleArg;
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// Set up the promise that indicates the Module is initialized
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var readyPromiseResolve, readyPromiseReject;
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var readyPromise = new Promise((resolve, reject) => {
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readyPromiseResolve = resolve;
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readyPromiseReject = reject;
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});
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// Determine the runtime environment we are in. You can customize this by
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// setting the ENVIRONMENT setting at compile time (see settings.js).
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var ENVIRONMENT_IS_WEB = true;
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var ENVIRONMENT_IS_WORKER = false;
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var ENVIRONMENT_IS_NODE = false;
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var ENVIRONMENT_IS_SHELL = false;
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// --pre-jses are emitted after the Module integration code, so that they can
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// refer to Module (if they choose; they can also define Module)
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// Sometimes an existing Module object exists with properties
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// meant to overwrite the default module functionality. Here
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// we collect those properties and reapply _after_ we configure
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// the current environment's defaults to avoid having to be so
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// defensive during initialization.
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var moduleOverrides = {...Module};
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var arguments_ = [];
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var thisProgram = './this.program';
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var quit_ = (status, toThrow) => {
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throw toThrow;
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};
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// `/` should be present at the end if `scriptDirectory` is not empty
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var scriptDirectory = '';
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function locateFile(path) {
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if (Module['locateFile']) {
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return Module['locateFile'](path, scriptDirectory);
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}
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return scriptDirectory + path;
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}
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// Hooks that are implemented differently in different runtime environments.
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var readAsync, readBinary;
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// Note that this includes Node.js workers when relevant (pthreads is enabled).
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// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and
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// ENVIRONMENT_IS_NODE.
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if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
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if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled
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scriptDirectory = self.location.href;
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} else if (typeof document != 'undefined' && document.currentScript) { // web
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scriptDirectory = document.currentScript.src;
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}
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// When MODULARIZE, this JS may be executed later, after document.currentScript
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// is gone, so we saved it, and we use it here instead of any other info.
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if (_scriptName) {
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scriptDirectory = _scriptName;
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}
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// blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them.
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// otherwise, slice off the final part of the url to find the script directory.
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// if scriptDirectory does not contain a slash, lastIndexOf will return -1,
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// and scriptDirectory will correctly be replaced with an empty string.
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// If scriptDirectory contains a query (starting with ?) or a fragment (starting with #),
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// they are removed because they could contain a slash.
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if (scriptDirectory.startsWith('blob:')) {
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scriptDirectory = '';
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} else {
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scriptDirectory = scriptDirectory.slice(0, scriptDirectory.replace(/[?#].*/, '').lastIndexOf('/')+1);
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}
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{
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// include: web_or_worker_shell_read.js
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readAsync = async (url) => {
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var response = await fetch(url, { credentials: 'same-origin' });
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if (response.ok) {
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return response.arrayBuffer();
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}
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throw new Error(response.status + ' : ' + response.url);
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};
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// end include: web_or_worker_shell_read.js
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}
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} else
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{
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}
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var out = Module['print'] || console.log.bind(console);
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var err = Module['printErr'] || console.error.bind(console);
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// Merge back in the overrides
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Object.assign(Module, moduleOverrides);
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// Free the object hierarchy contained in the overrides, this lets the GC
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// reclaim data used.
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moduleOverrides = null;
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// Emit code to handle expected values on the Module object. This applies Module.x
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// to the proper local x. This has two benefits: first, we only emit it if it is
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// expected to arrive, and second, by using a local everywhere else that can be
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// minified.
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if (Module['arguments']) arguments_ = Module['arguments'];
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if (Module['thisProgram']) thisProgram = Module['thisProgram'];
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// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message
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// end include: shell.js
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// include: preamble.js
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// === Preamble library stuff ===
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// Documentation for the public APIs defined in this file must be updated in:
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// site/source/docs/api_reference/preamble.js.rst
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// A prebuilt local version of the documentation is available at:
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// site/build/text/docs/api_reference/preamble.js.txt
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// You can also build docs locally as HTML or other formats in site/
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// An online HTML version (which may be of a different version of Emscripten)
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// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html
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var wasmBinary = Module['wasmBinary'];
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// Wasm globals
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var wasmMemory;
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//========================================
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// Runtime essentials
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//========================================
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// whether we are quitting the application. no code should run after this.
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// set in exit() and abort()
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var ABORT = false;
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// set by exit() and abort(). Passed to 'onExit' handler.
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// NOTE: This is also used as the process return code code in shell environments
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// but only when noExitRuntime is false.
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var EXITSTATUS;
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// In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we
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// don't define it at all in release modes. This matches the behaviour of
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// MINIMAL_RUNTIME.
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// TODO(sbc): Make this the default even without STRICT enabled.
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/** @type {function(*, string=)} */
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function assert(condition, text) {
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if (!condition) {
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// This build was created without ASSERTIONS defined. `assert()` should not
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// ever be called in this configuration but in case there are callers in
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// the wild leave this simple abort() implementation here for now.
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abort(text);
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}
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}
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// Memory management
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var HEAP,
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/** @type {!Int8Array} */
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HEAP8,
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/** @type {!Uint8Array} */
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HEAPU8,
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/** @type {!Int16Array} */
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HEAP16,
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/** @type {!Uint16Array} */
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HEAPU16,
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/** @type {!Int32Array} */
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HEAP32,
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/** @type {!Uint32Array} */
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HEAPU32,
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/** @type {!Float32Array} */
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HEAPF32,
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/* BigInt64Array type is not correctly defined in closure
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/** not-@type {!BigInt64Array} */
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HEAP64,
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/* BigUint64Array type is not correctly defined in closure
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/** not-t@type {!BigUint64Array} */
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HEAPU64,
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/** @type {!Float64Array} */
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HEAPF64;
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var runtimeInitialized = false;
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var runtimeExited = false;
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/**
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* Indicates whether filename is delivered via file protocol (as opposed to http/https)
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* @noinline
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*/
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var isFileURI = (filename) => filename.startsWith('file://');
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// include: runtime_shared.js
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// include: runtime_stack_check.js
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// end include: runtime_stack_check.js
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// include: runtime_exceptions.js
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// end include: runtime_exceptions.js
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// include: runtime_debug.js
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// end include: runtime_debug.js
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// include: memoryprofiler.js
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// end include: memoryprofiler.js
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function updateMemoryViews() {
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var b = wasmMemory.buffer;
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Module['HEAP8'] = HEAP8 = new Int8Array(b);
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Module['HEAP16'] = HEAP16 = new Int16Array(b);
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Module['HEAPU8'] = HEAPU8 = new Uint8Array(b);
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Module['HEAPU16'] = HEAPU16 = new Uint16Array(b);
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Module['HEAP32'] = HEAP32 = new Int32Array(b);
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Module['HEAPU32'] = HEAPU32 = new Uint32Array(b);
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Module['HEAPF32'] = HEAPF32 = new Float32Array(b);
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Module['HEAPF64'] = HEAPF64 = new Float64Array(b);
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Module['HEAP64'] = HEAP64 = new BigInt64Array(b);
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Module['HEAPU64'] = HEAPU64 = new BigUint64Array(b);
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}
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// end include: runtime_shared.js
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function preRun() {
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if (Module['preRun']) {
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if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']];
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while (Module['preRun'].length) {
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addOnPreRun(Module['preRun'].shift());
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}
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}
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callRuntimeCallbacks(onPreRuns);
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}
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function initRuntime() {
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runtimeInitialized = true;
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if (!Module['noFSInit'] && !FS.initialized) FS.init();
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TTY.init();
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wasmExports['__wasm_call_ctors']();
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FS.ignorePermissions = false;
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}
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function exitRuntime() {
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___funcs_on_exit(); // Native atexit() functions
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callRuntimeCallbacks(onExits);
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FS.quit();
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TTY.shutdown();
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runtimeExited = true;
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}
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function postRun() {
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if (Module['postRun']) {
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if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']];
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while (Module['postRun'].length) {
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addOnPostRun(Module['postRun'].shift());
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}
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}
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callRuntimeCallbacks(onPostRuns);
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}
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// A counter of dependencies for calling run(). If we need to
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// do asynchronous work before running, increment this and
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// decrement it. Incrementing must happen in a place like
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// Module.preRun (used by emcc to add file preloading).
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// Note that you can add dependencies in preRun, even though
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// it happens right before run - run will be postponed until
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// the dependencies are met.
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var runDependencies = 0;
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var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled
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function getUniqueRunDependency(id) {
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return id;
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}
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function addRunDependency(id) {
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runDependencies++;
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Module['monitorRunDependencies']?.(runDependencies);
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}
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function removeRunDependency(id) {
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runDependencies--;
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Module['monitorRunDependencies']?.(runDependencies);
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if (runDependencies == 0) {
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if (dependenciesFulfilled) {
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var callback = dependenciesFulfilled;
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dependenciesFulfilled = null;
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callback(); // can add another dependenciesFulfilled
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}
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}
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}
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/** @param {string|number=} what */
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function abort(what) {
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Module['onAbort']?.(what);
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what = 'Aborted(' + what + ')';
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// TODO(sbc): Should we remove printing and leave it up to whoever
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// catches the exception?
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err(what);
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ABORT = true;
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what += '. Build with -sASSERTIONS for more info.';
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// Use a wasm runtime error, because a JS error might be seen as a foreign
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// exception, which means we'd run destructors on it. We need the error to
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// simply make the program stop.
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// FIXME This approach does not work in Wasm EH because it currently does not assume
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// all RuntimeErrors are from traps; it decides whether a RuntimeError is from
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// a trap or not based on a hidden field within the object. So at the moment
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// we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that
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// allows this in the wasm spec.
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// Suppress closure compiler warning here. Closure compiler's builtin extern
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// definition for WebAssembly.RuntimeError claims it takes no arguments even
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// though it can.
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// TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed.
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/** @suppress {checkTypes} */
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var e = new WebAssembly.RuntimeError(what);
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readyPromiseReject(e);
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// Throw the error whether or not MODULARIZE is set because abort is used
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// in code paths apart from instantiation where an exception is expected
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// to be thrown when abort is called.
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throw e;
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}
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var wasmBinaryFile;
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function findWasmBinary() {
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return locateFile('lved-runtime.wasm');
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}
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function getBinarySync(file) {
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if (file == wasmBinaryFile && wasmBinary) {
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return new Uint8Array(wasmBinary);
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}
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if (readBinary) {
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return readBinary(file);
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}
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throw 'both async and sync fetching of the wasm failed';
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}
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async function getWasmBinary(binaryFile) {
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// If we don't have the binary yet, load it asynchronously using readAsync.
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if (!wasmBinary) {
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// Fetch the binary using readAsync
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try {
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var response = await readAsync(binaryFile);
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return new Uint8Array(response);
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} catch {
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// Fall back to getBinarySync below;
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}
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}
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// Otherwise, getBinarySync should be able to get it synchronously
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return getBinarySync(binaryFile);
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}
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async function instantiateArrayBuffer(binaryFile, imports) {
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try {
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var binary = await getWasmBinary(binaryFile);
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var instance = await WebAssembly.instantiate(binary, imports);
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return instance;
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} catch (reason) {
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err(`failed to asynchronously prepare wasm: ${reason}`);
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abort(reason);
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}
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}
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async function instantiateAsync(binary, binaryFile, imports) {
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if (!binary && typeof WebAssembly.instantiateStreaming == 'function'
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) {
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try {
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var response = fetch(binaryFile, { credentials: 'same-origin' });
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var instantiationResult = await WebAssembly.instantiateStreaming(response, imports);
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return instantiationResult;
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} catch (reason) {
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// We expect the most common failure cause to be a bad MIME type for the binary,
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// in which case falling back to ArrayBuffer instantiation should work.
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err(`wasm streaming compile failed: ${reason}`);
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err('falling back to ArrayBuffer instantiation');
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// fall back of instantiateArrayBuffer below
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};
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}
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return instantiateArrayBuffer(binaryFile, imports);
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}
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function getWasmImports() {
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// prepare imports
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return {
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'env': wasmImports,
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'wasi_snapshot_preview1': wasmImports,
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}
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}
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// Create the wasm instance.
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// Receives the wasm imports, returns the exports.
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async function createWasm() {
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// Load the wasm module and create an instance of using native support in the JS engine.
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// handle a generated wasm instance, receiving its exports and
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// performing other necessary setup
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/** @param {WebAssembly.Module=} module*/
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function receiveInstance(instance, module) {
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wasmExports = instance.exports;
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wasmMemory = wasmExports['memory'];
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updateMemoryViews();
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wasmTable = wasmExports['__indirect_function_table'];
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removeRunDependency('wasm-instantiate');
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return wasmExports;
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}
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// wait for the pthread pool (if any)
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addRunDependency('wasm-instantiate');
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// Prefer streaming instantiation if available.
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function receiveInstantiationResult(result) {
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// 'result' is a ResultObject object which has both the module and instance.
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// receiveInstance() will swap in the exports (to Module.asm) so they can be called
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// 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.
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// When the regression is fixed, can restore the above PTHREADS-enabled path.
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return receiveInstance(result['instance']);
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}
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var info = getWasmImports();
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|
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// User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback
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// to manually instantiate the Wasm module themselves. This allows pages to
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// run the instantiation parallel to any other async startup actions they are
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// performing.
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// Also pthreads and wasm workers initialize the wasm instance through this
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// path.
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if (Module['instantiateWasm']) {
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return new Promise((resolve, reject) => {
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Module['instantiateWasm'](info, (mod, inst) => {
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receiveInstance(mod, inst);
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resolve(mod.exports);
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});
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});
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}
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wasmBinaryFile ??= findWasmBinary();
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try {
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var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info);
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var exports = receiveInstantiationResult(result);
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return exports;
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} catch (e) {
|
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// If instantiation fails, reject the module ready promise.
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readyPromiseReject(e);
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return Promise.reject(e);
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}
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}
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|
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// end include: preamble.js
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|
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// Begin JS library code
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|
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|
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class ExitStatus {
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name = 'ExitStatus';
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constructor(status) {
|
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this.message = `Program terminated with exit(${status})`;
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this.status = status;
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}
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}
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|
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var callRuntimeCallbacks = (callbacks) => {
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while (callbacks.length > 0) {
|
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// Pass the module as the first argument.
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callbacks.shift()(Module);
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}
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};
|
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var onPostRuns = [];
|
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var addOnPostRun = (cb) => onPostRuns.unshift(cb);
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|
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var onPreRuns = [];
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var addOnPreRun = (cb) => onPreRuns.unshift(cb);
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/**
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* @param {number} ptr
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* @param {string} type
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*/
|
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function getValue(ptr, type = 'i8') {
|
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if (type.endsWith('*')) type = '*';
|
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switch (type) {
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case 'i1': return HEAP8[ptr];
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case 'i8': return HEAP8[ptr];
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case 'i16': return HEAP16[((ptr)>>1)];
|
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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 = Module['noExitRuntime'] || false;
|
|
|
|
|
|
/**
|
|
* @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 UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined;
|
|
|
|
/**
|
|
* Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given
|
|
* array that contains uint8 values, returns a copy of that string as a
|
|
* Javascript String object.
|
|
* heapOrArray is either a regular array, or a JavaScript typed array view.
|
|
* @param {number=} idx
|
|
* @param {number=} maxBytesToRead
|
|
* @return {string}
|
|
*/
|
|
var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead = NaN) => {
|
|
var endIdx = idx + maxBytesToRead;
|
|
var endPtr = idx;
|
|
// TextDecoder needs to know the byte length in advance, it doesn't stop on
|
|
// null terminator by itself. Also, use the length info to avoid running tiny
|
|
// strings through TextDecoder, since .subarray() allocates garbage.
|
|
// (As a tiny code save trick, compare endPtr against endIdx using a negation,
|
|
// so that undefined/NaN means Infinity)
|
|
while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr;
|
|
|
|
if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
|
|
return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr));
|
|
}
|
|
var str = '';
|
|
// If building with TextDecoder, we have already computed the string length
|
|
// above, so test loop end condition against that
|
|
while (idx < endPtr) {
|
|
// For UTF8 byte structure, see:
|
|
// http://en.wikipedia.org/wiki/UTF-8#Description
|
|
// https://www.ietf.org/rfc/rfc2279.txt
|
|
// https://tools.ietf.org/html/rfc3629
|
|
var u0 = heapOrArray[idx++];
|
|
if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; }
|
|
var u1 = heapOrArray[idx++] & 63;
|
|
if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; }
|
|
var u2 = heapOrArray[idx++] & 63;
|
|
if ((u0 & 0xF0) == 0xE0) {
|
|
u0 = ((u0 & 15) << 12) | (u1 << 6) | u2;
|
|
} else {
|
|
u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63);
|
|
}
|
|
|
|
if (u0 < 0x10000) {
|
|
str += String.fromCharCode(u0);
|
|
} else {
|
|
var ch = u0 - 0x10000;
|
|
str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF));
|
|
}
|
|
}
|
|
return str;
|
|
};
|
|
|
|
/**
|
|
* Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the
|
|
* emscripten HEAP, returns a copy of that string as a Javascript String object.
|
|
*
|
|
* @param {number} ptr
|
|
* @param {number=} maxBytesToRead - An optional length that specifies the
|
|
* maximum number of bytes to read. You can omit this parameter to scan the
|
|
* string until the first 0 byte. If maxBytesToRead is passed, and the string
|
|
* at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the
|
|
* string will cut short at that byte index (i.e. maxBytesToRead will not
|
|
* produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing
|
|
* frequent uses of UTF8ToString() with and without maxBytesToRead may throw
|
|
* JS JIT optimizations off, so it is worth to consider consistently using one
|
|
* @return {string}
|
|
*/
|
|
var UTF8ToString = (ptr, maxBytesToRead) => {
|
|
return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : '';
|
|
};
|
|
var ___assert_fail = (condition, filename, line, func) =>
|
|
abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']);
|
|
|
|
/** @suppress {duplicate } */
|
|
var syscallGetVarargI = () => {
|
|
// the `+` prepended here is necessary to convince the JSCompiler that varargs is indeed a number.
|
|
var ret = HEAP32[((+SYSCALLS.varargs)>>2)];
|
|
SYSCALLS.varargs += 4;
|
|
return ret;
|
|
};
|
|
var syscallGetVarargP = syscallGetVarargI;
|
|
|
|
|
|
var PATH = {
|
|
isAbs:(path) => path.charAt(0) === '/',
|
|
splitPath:(filename) => {
|
|
var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;
|
|
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 = () => {
|
|
|
|
return (view) => crypto.getRandomValues(view);
|
|
};
|
|
var randomFill = (view) => {
|
|
// Lazily init on the first invocation.
|
|
(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 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) => {
|
|
// Parameter maxBytesToWrite is not optional. Negative values, 0, null,
|
|
// undefined and false each don't write out any bytes.
|
|
if (!(maxBytesToWrite > 0))
|
|
return 0;
|
|
|
|
var startIdx = outIdx;
|
|
var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator.
|
|
for (var i = 0; i < str.length; ++i) {
|
|
// Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code
|
|
// unit, not a Unicode code point of the character! So decode
|
|
// UTF16->UTF32->UTF8.
|
|
// See http://unicode.org/faq/utf_bom.html#utf16-3
|
|
// For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description
|
|
// and https://www.ietf.org/rfc/rfc2279.txt
|
|
// and https://tools.ietf.org/html/rfc3629
|
|
var u = str.charCodeAt(i); // possibly a lead surrogate
|
|
if (u >= 0xD800 && u <= 0xDFFF) {
|
|
var u1 = str.charCodeAt(++i);
|
|
u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF);
|
|
}
|
|
if (u <= 0x7F) {
|
|
if (outIdx >= endIdx) break;
|
|
heap[outIdx++] = u;
|
|
} else if (u <= 0x7FF) {
|
|
if (outIdx + 1 >= endIdx) break;
|
|
heap[outIdx++] = 0xC0 | (u >> 6);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else if (u <= 0xFFFF) {
|
|
if (outIdx + 2 >= endIdx) break;
|
|
heap[outIdx++] = 0xE0 | (u >> 12);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
} else {
|
|
if (outIdx + 3 >= endIdx) break;
|
|
heap[outIdx++] = 0xF0 | (u >> 18);
|
|
heap[outIdx++] = 0x80 | ((u >> 12) & 63);
|
|
heap[outIdx++] = 0x80 | ((u >> 6) & 63);
|
|
heap[outIdx++] = 0x80 | (u & 63);
|
|
}
|
|
}
|
|
// Null-terminate the pointer to the buffer.
|
|
heap[outIdx] = 0;
|
|
return outIdx - startIdx;
|
|
};
|
|
/** @type {function(string, boolean=, number=)} */
|
|
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 (typeof window != 'undefined' &&
|
|
typeof window.prompt == 'function') {
|
|
// 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();
|
|
};
|
|
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)) {
|
|
// no 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;
|
|
node.usedBytes = 0; // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity.
|
|
// When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred
|
|
// for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size
|
|
// penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme.
|
|
node.contents = null;
|
|
} else if (FS.isLink(node.mode)) {
|
|
node.node_ops = MEMFS.ops_table.link.node;
|
|
node.stream_ops = MEMFS.ops_table.link.stream;
|
|
} else if (FS.isChrdev(node.mode)) {
|
|
node.node_ops = MEMFS.ops_table.chrdev.node;
|
|
node.stream_ops = MEMFS.ops_table.chrdev.stream;
|
|
}
|
|
node.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) {
|
|
if (!node.contents) return new Uint8Array(0);
|
|
if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); // Make sure to not return excess unused bytes.
|
|
return new Uint8Array(node.contents);
|
|
},
|
|
expandFileStorage(node, newCapacity) {
|
|
var prevCapacity = node.contents ? node.contents.length : 0;
|
|
if (prevCapacity >= newCapacity) return; // No need to expand, the storage was already large enough.
|
|
// Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity.
|
|
// For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to
|
|
// avoid overshooting the allocation cap by a very large margin.
|
|
var CAPACITY_DOUBLING_MAX = 1024 * 1024;
|
|
newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2.0 : 1.125)) >>> 0);
|
|
if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); // At minimum allocate 256b for each file when expanding.
|
|
var oldContents = node.contents;
|
|
node.contents = new Uint8Array(newCapacity); // Allocate new storage.
|
|
if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); // Copy old data over to the new storage.
|
|
},
|
|
resizeFileStorage(node, newSize) {
|
|
if (node.usedBytes == newSize) return;
|
|
if (newSize == 0) {
|
|
node.contents = null; // Fully decommit when requesting a resize to zero.
|
|
node.usedBytes = 0;
|
|
} else {
|
|
var oldContents = node.contents;
|
|
node.contents = new Uint8Array(newSize); // Allocate new storage.
|
|
if (oldContents) {
|
|
node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); // Copy old data over to the new storage.
|
|
}
|
|
node.usedBytes = newSize;
|
|
}
|
|
},
|
|
node_ops:{
|
|
getattr(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 MEMFS.doesNotExistError;
|
|
},
|
|
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);
|
|
if (size > 8 && contents.subarray) { // non-trivial, and typed array
|
|
buffer.set(contents.subarray(position, position + size), offset);
|
|
} else {
|
|
for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i];
|
|
}
|
|
return size;
|
|
},
|
|
write(stream, buffer, offset, length, position, canOwn) {
|
|
// If the buffer is located in main memory (HEAP), and if
|
|
// memory can grow, we can't hold on to references of the
|
|
// memory buffer, as they may get invalidated. That means we
|
|
// need to do copy its contents.
|
|
if (buffer.buffer === HEAP8.buffer) {
|
|
canOwn = false;
|
|
}
|
|
|
|
if (!length) return 0;
|
|
var node = stream.node;
|
|
node.mtime = node.ctime = Date.now();
|
|
|
|
if (buffer.subarray && (!node.contents || node.contents.subarray)) { // This write is from a typed array to a typed array?
|
|
if (canOwn) {
|
|
node.contents = buffer.subarray(offset, offset + length);
|
|
node.usedBytes = length;
|
|
return length;
|
|
} else if (node.usedBytes === 0 && position === 0) { // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data.
|
|
node.contents = buffer.slice(offset, offset + length);
|
|
node.usedBytes = length;
|
|
return length;
|
|
} else if (position + length <= node.usedBytes) { // Writing to an already allocated and used subrange of the file?
|
|
node.contents.set(buffer.subarray(offset, offset + length), position);
|
|
return length;
|
|
}
|
|
}
|
|
|
|
// Appending to an existing file and we need to reallocate, or source data did not come as a typed array.
|
|
MEMFS.expandFileStorage(node, position+length);
|
|
if (node.contents.subarray && buffer.subarray) {
|
|
// Use typed array write which is available.
|
|
node.contents.set(buffer.subarray(offset, offset + length), position);
|
|
} else {
|
|
for (var i = 0; i < length; i++) {
|
|
node.contents[position + i] = buffer[offset + i]; // Or fall back to manual write if not.
|
|
}
|
|
}
|
|
node.usedBytes = Math.max(node.usedBytes, position + length);
|
|
return length;
|
|
},
|
|
llseek(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 && 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 asyncLoad = async (url) => {
|
|
var arrayBuffer = await readAsync(url);
|
|
return new Uint8Array(arrayBuffer);
|
|
};
|
|
|
|
|
|
var FS_createDataFile = (parent, name, fileData, canRead, canWrite, canOwn) => {
|
|
FS.createDataFile(parent, name, fileData, canRead, canWrite, canOwn);
|
|
};
|
|
|
|
var preloadPlugins = Module['preloadPlugins'] || [];
|
|
var FS_handledByPreloadPlugin = (byteArray, fullname, finish, onerror) => {
|
|
// Ensure plugins are ready.
|
|
if (typeof Browser != 'undefined') Browser.init();
|
|
|
|
var handled = false;
|
|
preloadPlugins.forEach((plugin) => {
|
|
if (handled) return;
|
|
if (plugin['canHandle'](fullname)) {
|
|
plugin['handle'](byteArray, fullname, finish, onerror);
|
|
handled = true;
|
|
}
|
|
});
|
|
return handled;
|
|
};
|
|
var FS_createPreloadedFile = (parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => {
|
|
// TODO we should allow people to just pass in a complete filename instead
|
|
// of parent and name being that we just join them anyways
|
|
var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent;
|
|
var dep = getUniqueRunDependency(`cp ${fullname}`); // might have several active requests for the same fullname
|
|
function processData(byteArray) {
|
|
function finish(byteArray) {
|
|
preFinish?.();
|
|
if (!dontCreateFile) {
|
|
FS_createDataFile(parent, name, byteArray, canRead, canWrite, canOwn);
|
|
}
|
|
onload?.();
|
|
removeRunDependency(dep);
|
|
}
|
|
if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => {
|
|
onerror?.();
|
|
removeRunDependency(dep);
|
|
})) {
|
|
return;
|
|
}
|
|
finish(byteArray);
|
|
}
|
|
addRunDependency(dep);
|
|
if (typeof url == 'string') {
|
|
asyncLoad(url).then(processData, onerror);
|
|
} else {
|
|
processData(url);
|
|
}
|
|
};
|
|
|
|
var FS_modeStringToFlags = (str) => {
|
|
var flagModes = {
|
|
'r': 0,
|
|
'r+': 2,
|
|
'w': 512 | 64 | 1,
|
|
'w+': 512 | 64 | 2,
|
|
'a': 1024 | 64 | 1,
|
|
'a+': 1024 | 64 | 2,
|
|
};
|
|
var flags = flagModes[str];
|
|
if (typeof flags == 'undefined') {
|
|
throw new Error(`Unknown file open mode: ${str}`);
|
|
}
|
|
return flags;
|
|
};
|
|
|
|
var FS_getMode = (canRead, canWrite) => {
|
|
var mode = 0;
|
|
if (canRead) mode |= 292 | 73;
|
|
if (canWrite) mode |= 146;
|
|
return mode;
|
|
};
|
|
|
|
|
|
|
|
var FS = {
|
|
root:null,
|
|
mounts:[],
|
|
devices:{
|
|
},
|
|
streams:[],
|
|
nextInode:1,
|
|
nameTable:null,
|
|
currentPath:"/",
|
|
initialized:false,
|
|
ignorePermissions:true,
|
|
filesystems:null,
|
|
syncFSRequests:0,
|
|
readFiles:{
|
|
},
|
|
ErrnoError:class {
|
|
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) {
|
|
this.errno = errno;
|
|
}
|
|
},
|
|
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 40 (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);
|
|
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) {
|
|
var node = new FS.FSNode(parent, name, mode, rdev);
|
|
|
|
FS.hashAddNode(node);
|
|
|
|
return node;
|
|
},
|
|
destroyNode(node) {
|
|
FS.hashRemoveNode(node);
|
|
},
|
|
isRoot(node) {
|
|
return node === node.parent;
|
|
},
|
|
isMountpoint(node) {
|
|
return !!node.mounted;
|
|
},
|
|
isFile(mode) {
|
|
return (mode & 61440) === 32768;
|
|
},
|
|
isDir(mode) {
|
|
return (mode & 61440) === 16384;
|
|
},
|
|
isLink(mode) {
|
|
return (mode & 61440) === 40960;
|
|
},
|
|
isChrdev(mode) {
|
|
return (mode & 61440) === 8192;
|
|
},
|
|
isBlkdev(mode) {
|
|
return (mode & 61440) === 24576;
|
|
},
|
|
isFIFO(mode) {
|
|
return (mode & 61440) === 4096;
|
|
},
|
|
isSocket(mode) {
|
|
return (mode & 49152) === 49152;
|
|
},
|
|
flagsToPermissionString(flag) {
|
|
var perms = ['r', 'w', 'rw'][flag & 3];
|
|
if ((flag & 512)) {
|
|
perms += 'w';
|
|
}
|
|
return perms;
|
|
},
|
|
nodePermissions(node, perms) {
|
|
if (FS.ignorePermissions) {
|
|
return 0;
|
|
}
|
|
// return 0 if any user, group or owner bits are set.
|
|
if (perms.includes('r') && !(node.mode & 292)) {
|
|
return 2;
|
|
} else if (perms.includes('w') && !(node.mode & 146)) {
|
|
return 2;
|
|
} else if (perms.includes('x') && !(node.mode & 73)) {
|
|
return 2;
|
|
}
|
|
return 0;
|
|
},
|
|
mayLookup(dir) {
|
|
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;
|
|
} else if (FS.isDir(node.mode)) {
|
|
if (FS.flagsToPermissionString(flags) !== 'r' // opening for write
|
|
|| (flags & (512 | 64))) { // TODO: check for O_SEARCH? (== search for dir only)
|
|
return 31;
|
|
}
|
|
}
|
|
return FS.nodePermissions(node, FS.flagsToPermissionString(flags));
|
|
},
|
|
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) {
|
|
|
|
// 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)
|
|
setattr(arg, attr);
|
|
},
|
|
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) {
|
|
FS.syncFSRequests--;
|
|
return callback(errCode);
|
|
}
|
|
|
|
function done(errCode) {
|
|
if (errCode) {
|
|
if (!done.errored) {
|
|
done.errored = true;
|
|
return doCallback(errCode);
|
|
}
|
|
return;
|
|
}
|
|
if (++completed >= mounts.length) {
|
|
doCallback(null);
|
|
}
|
|
};
|
|
|
|
// sync all mounts
|
|
mounts.forEach((mount) => {
|
|
if (!mount.type.syncfs) {
|
|
return done(null);
|
|
}
|
|
mount.type.syncfs(mount, populate, done);
|
|
});
|
|
},
|
|
mount(type, opts, mountpoint) {
|
|
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);
|
|
|
|
Object.keys(FS.nameTable).forEach((hash) => {
|
|
var current = FS.nameTable[hash];
|
|
|
|
while (current) {
|
|
var next = current.name_next;
|
|
|
|
if (mounts.includes(current.mount)) {
|
|
FS.destroyNode(current);
|
|
}
|
|
|
|
current = next;
|
|
}
|
|
});
|
|
|
|
// no longer a mountpoint
|
|
node.mounted = null;
|
|
|
|
// remove this mount from the child mounts
|
|
var idx = node.mount.mounts.indexOf(mount);
|
|
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 = typeof flags == 'string' ? FS_modeStringToFlags(flags) : 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 the 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);
|
|
}
|
|
if (Module['logReadFiles'] && !(flags & 1)) {
|
|
if (!(path in FS.readFiles)) {
|
|
FS.readFiles[path] = 1;
|
|
}
|
|
}
|
|
return stream;
|
|
},
|
|
close(stream) {
|
|
if (FS.isClosed(stream)) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if (stream.getdents) stream.getdents = null; // free readdir state
|
|
try {
|
|
if (stream.stream_ops.close) {
|
|
stream.stream_ops.close(stream);
|
|
}
|
|
} catch (e) {
|
|
throw e;
|
|
} finally {
|
|
FS.closeStream(stream.fd);
|
|
}
|
|
stream.fd = null;
|
|
},
|
|
isClosed(stream) {
|
|
return stream.fd === null;
|
|
},
|
|
llseek(stream, offset, whence) {
|
|
if (FS.isClosed(stream)) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if (!stream.seekable || !stream.stream_ops.llseek) {
|
|
throw new FS.ErrnoError(70);
|
|
}
|
|
if (whence != 0 && whence != 1 && whence != 2) {
|
|
throw new FS.ErrnoError(28);
|
|
}
|
|
stream.position = stream.stream_ops.llseek(stream, offset, whence);
|
|
stream.ungotten = [];
|
|
return stream.position;
|
|
},
|
|
read(stream, buffer, offset, length, position) {
|
|
if (length < 0 || position < 0) {
|
|
throw new FS.ErrnoError(28);
|
|
}
|
|
if (FS.isClosed(stream)) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if ((stream.flags & 2097155) === 1) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if (FS.isDir(stream.node.mode)) {
|
|
throw new FS.ErrnoError(31);
|
|
}
|
|
if (!stream.stream_ops.read) {
|
|
throw new FS.ErrnoError(28);
|
|
}
|
|
var seeking = typeof position != 'undefined';
|
|
if (!seeking) {
|
|
position = stream.position;
|
|
} else if (!stream.seekable) {
|
|
throw new FS.ErrnoError(70);
|
|
}
|
|
var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position);
|
|
if (!seeking) stream.position += bytesRead;
|
|
return bytesRead;
|
|
},
|
|
write(stream, buffer, offset, length, position, canOwn) {
|
|
if (length < 0 || position < 0) {
|
|
throw new FS.ErrnoError(28);
|
|
}
|
|
if (FS.isClosed(stream)) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if ((stream.flags & 2097155) === 0) {
|
|
throw new FS.ErrnoError(8);
|
|
}
|
|
if (FS.isDir(stream.node.mode)) {
|
|
throw new FS.ErrnoError(31);
|
|
}
|
|
if (!stream.stream_ops.write) {
|
|
throw new FS.ErrnoError(28);
|
|
}
|
|
if (stream.seekable && stream.flags & 1024) {
|
|
// seek to the end before writing in append mode
|
|
FS.llseek(stream, 0, 2);
|
|
}
|
|
var seeking = typeof position != 'undefined';
|
|
if (!seeking) {
|
|
position = stream.position;
|
|
} else if (!stream.seekable) {
|
|
throw new FS.ErrnoError(70);
|
|
}
|
|
var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn);
|
|
if (!seeking) stream.position += bytesWritten;
|
|
return bytesWritten;
|
|
},
|
|
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) {
|
|
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') {
|
|
throw new Error(`Invalid encoding type "${opts.encoding}"`);
|
|
}
|
|
var ret;
|
|
var stream = FS.open(path, opts.flags);
|
|
var stat = FS.stat(path);
|
|
var length = stat.size;
|
|
var buf = new Uint8Array(length);
|
|
FS.read(stream, buf, 0, length, 0);
|
|
if (opts.encoding === 'utf8') {
|
|
ret = UTF8ArrayToString(buf);
|
|
} else if (opts.encoding === 'binary') {
|
|
ret = buf;
|
|
}
|
|
FS.close(stream);
|
|
return ret;
|
|
},
|
|
writeFile(path, data, opts = {}) {
|
|
opts.flags = opts.flags || 577;
|
|
var stream = FS.open(path, opts.flags, opts.mode);
|
|
if (typeof data == 'string') {
|
|
var buf = new Uint8Array(lengthBytesUTF8(data)+1);
|
|
var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length);
|
|
FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn);
|
|
} else if (ArrayBuffer.isView(data)) {
|
|
FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn);
|
|
} else {
|
|
throw new Error('Unsupported data type');
|
|
}
|
|
FS.close(stream);
|
|
},
|
|
cwd:() => FS.currentPath,
|
|
chdir(path) {
|
|
var lookup = FS.lookupPath(path, { follow: true });
|
|
if (lookup.node === null) {
|
|
throw new FS.ErrnoError(44);
|
|
}
|
|
if (!FS.isDir(lookup.node.mode)) {
|
|
throw new FS.ErrnoError(54);
|
|
}
|
|
var errCode = FS.nodePermissions(lookup.node, 'x');
|
|
if (errCode) {
|
|
throw new FS.ErrnoError(errCode);
|
|
}
|
|
FS.currentPath = lookup.path;
|
|
},
|
|
createDefaultDirectories() {
|
|
FS.mkdir('/tmp');
|
|
FS.mkdir('/home');
|
|
FS.mkdir('/home/web_user');
|
|
},
|
|
createDefaultDevices() {
|
|
// create /dev
|
|
FS.mkdir('/dev');
|
|
// setup /dev/null
|
|
FS.registerDevice(FS.makedev(1, 3), {
|
|
read: () => 0,
|
|
write: (stream, buffer, offset, length, pos) => length,
|
|
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);
|
|
},
|
|
staticInit() {
|
|
FS.nameTable = new Array(4096);
|
|
|
|
FS.mount(MEMFS, {}, '/');
|
|
|
|
FS.createDefaultDirectories();
|
|
FS.createDefaultDevices();
|
|
FS.createSpecialDirectories();
|
|
|
|
FS.filesystems = {
|
|
'MEMFS': MEMFS,
|
|
};
|
|
},
|
|
init(input, output, error) {
|
|
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) {
|
|
if (typeof data == 'string') {
|
|
var arr = new Array(data.length);
|
|
for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i);
|
|
data = arr;
|
|
}
|
|
// make sure we can write to the file
|
|
FS.chmod(node, mode | 146);
|
|
var stream = FS.open(node, 577);
|
|
FS.write(stream, data, 0, data.length, 0, canOwn);
|
|
FS.close(stream);
|
|
FS.chmod(node, mode);
|
|
}
|
|
},
|
|
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 (typeof XMLHttpRequest != 'undefined') {
|
|
throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.");
|
|
} else { // Command-line.
|
|
try {
|
|
obj.contents = readBinary(obj.url);
|
|
obj.usedBytes = obj.contents.length;
|
|
} 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)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status);
|
|
var datalength = Number(xhr.getResponseHeader("Content-length"));
|
|
var header;
|
|
var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes";
|
|
var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip";
|
|
|
|
var chunkSize = 1024*1024; // Chunk size in bytes
|
|
|
|
if (!hasByteServing) chunkSize = datalength;
|
|
|
|
// Function to get a range from the remote URL.
|
|
var doXHR = (from, to) => {
|
|
if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!");
|
|
if (to > datalength-1) throw new Error("only " + datalength + " bytes available! programmer error!");
|
|
|
|
// TODO: Use mozResponseArrayBuffer, responseStream, etc. if available.
|
|
var xhr = new XMLHttpRequest();
|
|
xhr.open('GET', url, false);
|
|
if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to);
|
|
|
|
// Some hints to the browser that we want binary data.
|
|
xhr.responseType = 'arraybuffer';
|
|
if (xhr.overrideMimeType) {
|
|
xhr.overrideMimeType('text/plain; charset=x-user-defined');
|
|
}
|
|
|
|
xhr.send(null);
|
|
if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status);
|
|
if (xhr.response !== undefined) {
|
|
return new Uint8Array(/** @type{Array<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') throw new Error('doXHR failed!');
|
|
return lazyArray.chunks[chunkNum];
|
|
});
|
|
|
|
if (usesGzip || !datalength) {
|
|
// if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length
|
|
chunkSize = datalength = 1; // this will force getter(0)/doXHR do download the whole file
|
|
datalength = this.getter(0).length;
|
|
chunkSize = datalength;
|
|
out("LazyFiles on gzip forces download of the whole file when length is accessed");
|
|
}
|
|
|
|
this._length = datalength;
|
|
this._chunkSize = chunkSize;
|
|
this.lengthKnown = true;
|
|
}
|
|
get length() {
|
|
if (!this.lengthKnown) {
|
|
this.cacheLength();
|
|
}
|
|
return this._length;
|
|
}
|
|
get chunkSize() {
|
|
if (!this.lengthKnown) {
|
|
this.cacheLength();
|
|
}
|
|
return this._chunkSize;
|
|
}
|
|
}
|
|
|
|
if (typeof XMLHttpRequest != 'undefined') {
|
|
if (!ENVIRONMENT_IS_WORKER) throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc';
|
|
var lazyArray = new LazyUint8Array();
|
|
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 = {};
|
|
var keys = Object.keys(node.stream_ops);
|
|
keys.forEach((key) => {
|
|
var fn = node.stream_ops[key];
|
|
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);
|
|
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 = {
|
|
DEFAULT_POLLMASK:5,
|
|
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) {
|
|
HEAP32[((buf)>>2)] = stat.dev;
|
|
HEAP32[(((buf)+(4))>>2)] = stat.mode;
|
|
HEAPU32[(((buf)+(8))>>2)] = stat.nlink;
|
|
HEAP32[(((buf)+(12))>>2)] = stat.uid;
|
|
HEAP32[(((buf)+(16))>>2)] = stat.gid;
|
|
HEAP32[(((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) {
|
|
HEAP32[(((buf)+(4))>>2)] = stats.bsize;
|
|
HEAP32[(((buf)+(40))>>2)] = stats.bsize;
|
|
HEAP32[(((buf)+(8))>>2)] = stats.blocks;
|
|
HEAP32[(((buf)+(12))>>2)] = stats.bfree;
|
|
HEAP32[(((buf)+(16))>>2)] = stats.bavail;
|
|
HEAP32[(((buf)+(20))>>2)] = stats.files;
|
|
HEAP32[(((buf)+(24))>>2)] = stats.ffree;
|
|
HEAP32[(((buf)+(28))>>2)] = stats.fsid;
|
|
HEAP32[(((buf)+(44))>>2)] = stats.flags; // ST_NOSUID
|
|
HEAP32[(((buf)+(36))>>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();
|
|
stream.flags |= arg;
|
|
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_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;
|
|
}
|
|
}
|
|
|
|
var stringToUTF8 = (str, outPtr, maxBytesToWrite) => {
|
|
return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite);
|
|
};
|
|
|
|
function ___syscall_getdents64(fd, dirp, count) {
|
|
try {
|
|
|
|
var stream = SYSCALLS.getStreamFromFD(fd)
|
|
stream.getdents ||= FS.readdir(stream.path);
|
|
|
|
var struct_size = 280;
|
|
var pos = 0;
|
|
var off = FS.llseek(stream, 0, 1);
|
|
|
|
var startIdx = Math.floor(off / struct_size);
|
|
var endIdx = Math.min(stream.getdents.length, startIdx + Math.floor(count/struct_size))
|
|
for (var idx = startIdx; idx < endIdx; idx++) {
|
|
var id;
|
|
var type;
|
|
var name = stream.getdents[idx];
|
|
if (name === '.') {
|
|
id = stream.node.id;
|
|
type = 4; // DT_DIR
|
|
}
|
|
else if (name === '..') {
|
|
var lookup = FS.lookupPath(stream.path, { parent: true });
|
|
id = lookup.node.id;
|
|
type = 4; // DT_DIR
|
|
}
|
|
else {
|
|
var child;
|
|
try {
|
|
child = FS.lookupNode(stream.node, name);
|
|
} catch (e) {
|
|
// If the entry is not a directory, file, or symlink, nodefs
|
|
// lookupNode will raise EINVAL. Skip these and continue.
|
|
if (e?.errno === 28) {
|
|
continue;
|
|
}
|
|
throw e;
|
|
}
|
|
id = child.id;
|
|
type = FS.isChrdev(child.mode) ? 2 : // DT_CHR, character device.
|
|
FS.isDir(child.mode) ? 4 : // DT_DIR, directory.
|
|
FS.isLink(child.mode) ? 10 : // DT_LNK, symbolic link.
|
|
8; // DT_REG, regular file.
|
|
}
|
|
HEAP64[((dirp + pos)>>3)] = BigInt(id);
|
|
HEAP64[(((dirp + pos)+(8))>>3)] = BigInt((idx + 1) * struct_size);
|
|
HEAP16[(((dirp + pos)+(16))>>1)] = 280;
|
|
HEAP8[(dirp + pos)+(18)] = type;
|
|
stringToUTF8(name, dirp + pos + 19, 256);
|
|
pos += struct_size;
|
|
}
|
|
FS.llseek(stream, idx * struct_size, 0);
|
|
return pos;
|
|
} 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 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_mkdirat(dirfd, path, mode) {
|
|
try {
|
|
|
|
path = SYSCALLS.getStr(path);
|
|
path = SYSCALLS.calculateAt(dirfd, path);
|
|
FS.mkdir(path, mode, 0);
|
|
return 0;
|
|
} 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);
|
|
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;
|
|
return FS.open(path, flags, mode).fd;
|
|
} 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;
|
|
}
|
|
}
|
|
|
|
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 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;
|
|
}
|
|
quit_(1, e);
|
|
};
|
|
|
|
|
|
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));
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
/** @param {boolean|number=} implicit */
|
|
var exitJS = (status, implicit) => {
|
|
EXITSTATUS = status;
|
|
|
|
if (!keepRuntimeAlive()) {
|
|
exitRuntime();
|
|
}
|
|
|
|
_proc_exit(status);
|
|
};
|
|
var _exit = exitJS;
|
|
|
|
|
|
var maybeExit = () => {
|
|
if (runtimeExited) {
|
|
return;
|
|
}
|
|
if (!keepRuntimeAlive()) {
|
|
try {
|
|
_exit(EXITSTATUS);
|
|
} catch (e) {
|
|
handleException(e);
|
|
}
|
|
}
|
|
};
|
|
var callUserCallback = (func) => {
|
|
if (runtimeExited || ABORT) {
|
|
return;
|
|
}
|
|
try {
|
|
func();
|
|
maybeExit();
|
|
} catch (e) {
|
|
handleException(e);
|
|
}
|
|
};
|
|
|
|
|
|
var runtimeKeepalivePush = () => {
|
|
runtimeKeepaliveCounter += 1;
|
|
};
|
|
|
|
var runtimeKeepalivePop = () => {
|
|
runtimeKeepaliveCounter -= 1;
|
|
};
|
|
/** @param {number=} timeout */
|
|
var safeSetTimeout = (func, timeout) => {
|
|
runtimeKeepalivePush();
|
|
return setTimeout(() => {
|
|
runtimeKeepalivePop();
|
|
callUserCallback(func);
|
|
}, timeout);
|
|
};
|
|
|
|
var warnOnce = (text) => {
|
|
warnOnce.shown ||= {};
|
|
if (!warnOnce.shown[text]) {
|
|
warnOnce.shown[text] = 1;
|
|
err(text);
|
|
}
|
|
};
|
|
|
|
|
|
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'] = function imagePlugin_canHandle(name) {
|
|
return !Module['noImageDecoding'] && /\.(jpg|jpeg|png|bmp|webp)$/i.test(name);
|
|
};
|
|
imagePlugin['handle'] = function imagePlugin_handle(byteArray, name, onload, onerror) {
|
|
var b = new Blob([byteArray], { type: Browser.getMimetype(name) });
|
|
if (b.size !== byteArray.length) { // Safari bug #118630
|
|
// Safari's Blob can only take an ArrayBuffer
|
|
b = new Blob([(new Uint8Array(byteArray)).buffer], { type: Browser.getMimetype(name) });
|
|
}
|
|
var url = URL.createObjectURL(b);
|
|
var img = new Image();
|
|
img.onload = () => {
|
|
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);
|
|
onload?.(byteArray);
|
|
};
|
|
img.onerror = (event) => {
|
|
err(`Image ${url} could not be decoded`);
|
|
onerror?.();
|
|
};
|
|
img.src = url;
|
|
};
|
|
preloadPlugins.push(imagePlugin);
|
|
|
|
var audioPlugin = {};
|
|
audioPlugin['canHandle'] = function audioPlugin_canHandle(name) {
|
|
return !Module['noAudioDecoding'] && name.slice(-4) in { '.ogg': 1, '.wav': 1, '.mp3': 1 };
|
|
};
|
|
audioPlugin['handle'] = function audioPlugin_handle(byteArray, name, onload, onerror) {
|
|
var done = false;
|
|
function finish(audio) {
|
|
if (done) return;
|
|
done = true;
|
|
Browser.preloadedAudios[name] = audio;
|
|
onload?.(byteArray);
|
|
}
|
|
function fail() {
|
|
if (done) return;
|
|
done = true;
|
|
Browser.preloadedAudios[name] = new Audio(); // empty shim
|
|
onerror?.();
|
|
}
|
|
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 = function audio_onerror(event) {
|
|
if (done) return;
|
|
err(`warning: browser could not fully decode audio ${name}, trying slower base64 approach`);
|
|
function encode64(data) {
|
|
var BASE = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
|
|
var PAD = '=';
|
|
var ret = '';
|
|
var leftchar = 0;
|
|
var leftbits = 0;
|
|
for (var i = 0; i < data.length; i++) {
|
|
leftchar = (leftchar << 8) | data[i];
|
|
leftbits += 8;
|
|
while (leftbits >= 6) {
|
|
var curr = (leftchar >> (leftbits-6)) & 0x3f;
|
|
leftbits -= 6;
|
|
ret += BASE[curr];
|
|
}
|
|
}
|
|
if (leftbits == 2) {
|
|
ret += BASE[(leftchar&3) << 4];
|
|
ret += PAD + PAD;
|
|
} else if (leftbits == 4) {
|
|
ret += BASE[(leftchar&0xf) << 2];
|
|
ret += PAD;
|
|
}
|
|
return ret;
|
|
}
|
|
audio.src = 'data:audio/x-' + name.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 ||
|
|
document['mozPointerLockElement'] === canvas ||
|
|
document['webkitPointerLockElement'] === canvas ||
|
|
document['msPointerLockElement'] === canvas;
|
|
}
|
|
var canvas = Browser.getCanvas();
|
|
if (canvas) {
|
|
// forced aspect ratio can be enabled by defining 'forcedAspectRatio' on Module
|
|
// Module['forcedAspectRatio'] = 4 / 3;
|
|
|
|
canvas.requestPointerLock = canvas['requestPointerLock'] ||
|
|
canvas['mozRequestPointerLock'] ||
|
|
canvas['webkitRequestPointerLock'] ||
|
|
canvas['msRequestPointerLock'] ||
|
|
(() => {});
|
|
canvas.exitPointerLock = document['exitPointerLock'] ||
|
|
document['mozExitPointerLock'] ||
|
|
document['webkitExitPointerLock'] ||
|
|
document['msExitPointerLock'] ||
|
|
(() => {}); // no-op if function does not exist
|
|
canvas.exitPointerLock = canvas.exitPointerLock.bind(document);
|
|
|
|
document.addEventListener('pointerlockchange', pointerLockChange, false);
|
|
document.addEventListener('mozpointerlockchange', pointerLockChange, false);
|
|
document.addEventListener('webkitpointerlockchange', pointerLockChange, false);
|
|
document.addEventListener('mspointerlockchange', pointerLockChange, false);
|
|
|
|
if (Module['elementPointerLock']) {
|
|
canvas.addEventListener("click", (ev) => {
|
|
if (!Browser.pointerLock && 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) {
|
|
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 ((document['fullscreenElement'] || document['mozFullScreenElement'] ||
|
|
document['msFullscreenElement'] || document['webkitFullscreenElement'] ||
|
|
document['webkitCurrentFullScreenElement']) === canvasContainer) {
|
|
canvas.exitFullscreen = Browser.exitFullscreen;
|
|
if (Browser.lockPointer) canvas.requestPointerLock();
|
|
Browser.isFullscreen = true;
|
|
if (Browser.resizeCanvas) {
|
|
Browser.setFullscreenCanvasSize();
|
|
} else {
|
|
Browser.updateCanvasDimensions(canvas);
|
|
}
|
|
} else {
|
|
// remove the full screen specific parent of the canvas again to restore the HTML structure from before going full screen
|
|
canvasContainer.parentNode.insertBefore(canvas, canvasContainer);
|
|
canvasContainer.parentNode.removeChild(canvasContainer);
|
|
|
|
if (Browser.resizeCanvas) {
|
|
Browser.setWindowedCanvasSize();
|
|
} else {
|
|
Browser.updateCanvasDimensions(canvas);
|
|
}
|
|
}
|
|
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();
|
|
},
|
|
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:
|
|
throw 'unrecognized mouse wheel delta mode: ' + event.deltaMode;
|
|
}
|
|
break;
|
|
default:
|
|
throw 'unrecognized mouse wheel event: ' + event.type;
|
|
}
|
|
return delta;
|
|
},
|
|
mouseX:0,
|
|
mouseY:0,
|
|
mouseMovementX:0,
|
|
mouseMovementY:0,
|
|
touches:{
|
|
},
|
|
lastTouches:{
|
|
},
|
|
calculateMouseCoords(pageX, pageY) {
|
|
// Calculate the movement based on the changes
|
|
// in the coordinates.
|
|
var canvas = Browser.getCanvas();
|
|
var rect = canvas.getBoundingClientRect();
|
|
|
|
// Neither .scrollX or .pageXOffset are defined in a spec, but
|
|
// we prefer .scrollX because it is currently in a spec draft.
|
|
// (see: http://www.w3.org/TR/2013/WD-cssom-view-20131217/)
|
|
var scrollX = ((typeof window.scrollX != 'undefined') ? window.scrollX : window.pageXOffset);
|
|
var scrollY = ((typeof window.scrollY != 'undefined') ? window.scrollY : window.pageYOffset);
|
|
var adjustedX = pageX - (scrollX + rect.left);
|
|
var adjustedY = pageY - (scrollY + rect.top);
|
|
|
|
// the canvas might be CSS-scaled compared to its backbuffer;
|
|
// SDL-using content will want mouse coordinates in terms
|
|
// of backbuffer units.
|
|
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 (((document['fullscreenElement'] || document['mozFullScreenElement'] ||
|
|
document['msFullscreenElement'] || document['webkitFullscreenElement'] ||
|
|
document['webkitCurrentFullScreenElement']) === canvas.parentNode) && (typeof screen != 'undefined')) {
|
|
var factor = Math.min(screen.width / w, screen.height / h);
|
|
w = Math.round(w * factor);
|
|
h = Math.round(h * factor);
|
|
}
|
|
if (Browser.resizeCanvas) {
|
|
if (canvas.width != w) canvas.width = w;
|
|
if (canvas.height != h) canvas.height = h;
|
|
if (typeof canvas.style != 'undefined') {
|
|
canvas.style.removeProperty( "width");
|
|
canvas.style.removeProperty("height");
|
|
}
|
|
} else {
|
|
if (canvas.width != wNative) canvas.width = wNative;
|
|
if (canvas.height != hNative) canvas.height = hNative;
|
|
if (typeof canvas.style != 'undefined') {
|
|
if (w != wNative || h != hNative) {
|
|
canvas.style.setProperty( "width", w + "px", "important");
|
|
canvas.style.setProperty("height", h + "px", "important");
|
|
} else {
|
|
canvas.style.removeProperty( "width");
|
|
canvas.style.removeProperty("height");
|
|
}
|
|
}
|
|
}
|
|
},
|
|
};
|
|
|
|
var EGL = {
|
|
errorCode:12288,
|
|
defaultDisplayInitialized:false,
|
|
currentContext:0,
|
|
currentReadSurface:0,
|
|
currentDrawSurface:0,
|
|
contextAttributes:{
|
|
alpha:false,
|
|
depth:false,
|
|
stencil:false,
|
|
antialias:false,
|
|
},
|
|
stringCache:{
|
|
},
|
|
setErrorCode(code) {
|
|
EGL.errorCode = code;
|
|
},
|
|
chooseConfig(display, attribList, config, config_size, numConfigs) {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
|
|
if (attribList) {
|
|
// read attribList if it is non-null
|
|
for (;;) {
|
|
var param = HEAP32[((attribList)>>2)];
|
|
if (param == 0x3021 /*EGL_ALPHA_SIZE*/) {
|
|
var alphaSize = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.alpha = (alphaSize > 0);
|
|
} else if (param == 0x3025 /*EGL_DEPTH_SIZE*/) {
|
|
var depthSize = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.depth = (depthSize > 0);
|
|
} else if (param == 0x3026 /*EGL_STENCIL_SIZE*/) {
|
|
var stencilSize = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.stencil = (stencilSize > 0);
|
|
} else if (param == 0x3031 /*EGL_SAMPLES*/) {
|
|
var samples = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.antialias = (samples > 0);
|
|
} else if (param == 0x3032 /*EGL_SAMPLE_BUFFERS*/) {
|
|
var samples = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.antialias = (samples == 1);
|
|
} else if (param == 0x3100 /*EGL_CONTEXT_PRIORITY_LEVEL_IMG*/) {
|
|
var requestedPriority = HEAP32[(((attribList)+(4))>>2)];
|
|
EGL.contextAttributes.lowLatency = (requestedPriority != 0x3103 /*EGL_CONTEXT_PRIORITY_LOW_IMG*/);
|
|
} else if (param == 0x3038 /*EGL_NONE*/) {
|
|
break;
|
|
}
|
|
attribList += 8;
|
|
}
|
|
}
|
|
|
|
if ((!config || !config_size) && !numConfigs) {
|
|
EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */);
|
|
return 0;
|
|
}
|
|
if (numConfigs) {
|
|
HEAP32[((numConfigs)>>2)] = 1; // Total number of supported configs: 1.
|
|
}
|
|
if (config && config_size > 0) {
|
|
HEAPU32[((config)>>2)] = 62002;
|
|
}
|
|
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
},
|
|
};
|
|
var _eglBindAPI = (api) => {
|
|
if (api == 0x30A0 /* EGL_OPENGL_ES_API */) {
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
}
|
|
// if (api == 0x30A1 /* EGL_OPENVG_API */ || api == 0x30A2 /* EGL_OPENGL_API */) {
|
|
EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */);
|
|
return 0;
|
|
};
|
|
|
|
var _eglChooseConfig = (display, attrib_list, configs, config_size, numConfigs) =>
|
|
EGL.chooseConfig(display, attrib_list, configs, config_size, numConfigs);
|
|
|
|
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://bugs.webkit.org/show_bug.cgi?id=222758
|
|
// and:
|
|
// https://github.com/emscripten-core/emscripten/issues/13295.
|
|
// TODO: Once the bug is fixed and shipped in Safari, adjust the Safari
|
|
// version field in above check.
|
|
if (!canvas.getContextSafariWebGL2Fixed) {
|
|
canvas.getContextSafariWebGL2Fixed = canvas.getContext;
|
|
/** @type {function(this:HTMLCanvasElement, string, (Object|null)=): (Object|null)} */
|
|
function fixedGetContext(ver, attrs) {
|
|
var gl = canvas.getContextSafariWebGL2Fixed(ver, attrs);
|
|
return ((ver == 'webgl') == (gl instanceof WebGLRenderingContext)) ? gl : null;
|
|
}
|
|
canvas.getContext = fixedGetContext;
|
|
}
|
|
|
|
var ctx =
|
|
canvas.getContext("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, ction 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");
|
|
}
|
|
|
|
getEmscriptenSupportedExtensions(GLctx).forEach((ext) => {
|
|
// WEBGL_lose_context, WEBGL_debug_renderer_info and WEBGL_debug_shaders
|
|
// are not enabled by default.
|
|
if (!ext.includes('lose_context') && !ext.includes('debug')) {
|
|
// Call .getExtension() to enable that extension permanently.
|
|
GLctx.getExtension(ext);
|
|
}
|
|
});
|
|
},
|
|
};
|
|
|
|
var _eglCreateContext = (display, config, hmm, contextAttribs) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
|
|
// EGL 1.4 spec says default EGL_CONTEXT_CLIENT_VERSION is GLES1, but this is not supported by Emscripten.
|
|
// So user must pass EGL_CONTEXT_CLIENT_VERSION == 2 to initialize EGL.
|
|
var glesContextVersion = 1;
|
|
for (;;) {
|
|
var param = HEAP32[((contextAttribs)>>2)];
|
|
if (param == 0x3098 /*EGL_CONTEXT_CLIENT_VERSION*/) {
|
|
glesContextVersion = HEAP32[(((contextAttribs)+(4))>>2)];
|
|
} else if (param == 0x3038 /*EGL_NONE*/) {
|
|
break;
|
|
} else {
|
|
/* EGL1.4 specifies only EGL_CONTEXT_CLIENT_VERSION as supported attribute */
|
|
EGL.setErrorCode(0x3004 /*EGL_BAD_ATTRIBUTE*/);
|
|
return 0;
|
|
}
|
|
contextAttribs += 8;
|
|
}
|
|
if (glesContextVersion != 2) {
|
|
EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */);
|
|
return 0; /* EGL_NO_CONTEXT */
|
|
}
|
|
|
|
EGL.contextAttributes.majorVersion = glesContextVersion - 1; // WebGL 1 is GLES 2, WebGL2 is GLES3
|
|
EGL.contextAttributes.minorVersion = 0;
|
|
|
|
EGL.context = GL.createContext(Browser.getCanvas(), EGL.contextAttributes);
|
|
|
|
if (EGL.context != 0) {
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
|
|
// Run callbacks so that GL emulation works
|
|
GL.makeContextCurrent(EGL.context);
|
|
Browser.useWebGL = true;
|
|
Browser.moduleContextCreatedCallbacks.forEach((callback) => callback());
|
|
|
|
// Note: This function only creates a context, but it shall not make it active.
|
|
GL.makeContextCurrent(null);
|
|
return 62004;
|
|
} else {
|
|
EGL.setErrorCode(0x3009 /* EGL_BAD_MATCH */); // By the EGL 1.4 spec, an implementation that does not support GLES2 (WebGL in this case), this error code is set.
|
|
return 0; /* EGL_NO_CONTEXT */
|
|
}
|
|
};
|
|
|
|
var _eglCreateWindowSurface = (display, config, win, attrib_list) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (config != 62002) {
|
|
EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */);
|
|
return 0;
|
|
}
|
|
// TODO: Examine attrib_list! Parameters that can be present there are:
|
|
// - EGL_RENDER_BUFFER (must be EGL_BACK_BUFFER)
|
|
// - EGL_VG_COLORSPACE (can't be set)
|
|
// - EGL_VG_ALPHA_FORMAT (can't be set)
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 62006; /* Magic ID for Emscripten 'default surface' */
|
|
};
|
|
|
|
|
|
var _eglDestroyContext = (display, context) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (context != 62004) {
|
|
EGL.setErrorCode(0x3006 /* EGL_BAD_CONTEXT */);
|
|
return 0;
|
|
}
|
|
|
|
GL.deleteContext(EGL.context);
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
if (EGL.currentContext == context) {
|
|
EGL.currentContext = 0;
|
|
}
|
|
return 1 /* EGL_TRUE */;
|
|
};
|
|
|
|
var _eglDestroySurface = (display, surface) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (surface != 62006 /* Magic ID for the only EGLSurface supported by Emscripten */) {
|
|
EGL.setErrorCode(0x300D /* EGL_BAD_SURFACE */);
|
|
return 1;
|
|
}
|
|
if (EGL.currentReadSurface == surface) {
|
|
EGL.currentReadSurface = 0;
|
|
}
|
|
if (EGL.currentDrawSurface == surface) {
|
|
EGL.currentDrawSurface = 0;
|
|
}
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1; /* Magic ID for Emscripten 'default surface' */
|
|
};
|
|
|
|
var _eglGetConfigAttrib = (display, config, attribute, value) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (config != 62002) {
|
|
EGL.setErrorCode(0x3005 /* EGL_BAD_CONFIG */);
|
|
return 0;
|
|
}
|
|
if (!value) {
|
|
EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */);
|
|
return 0;
|
|
}
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
switch (attribute) {
|
|
case 0x3020: // EGL_BUFFER_SIZE
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.alpha ? 32 : 24;
|
|
return 1;
|
|
case 0x3021: // EGL_ALPHA_SIZE
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.alpha ? 8 : 0;
|
|
return 1;
|
|
case 0x3022: // EGL_BLUE_SIZE
|
|
HEAP32[((value)>>2)] = 8;
|
|
return 1;
|
|
case 0x3023: // EGL_GREEN_SIZE
|
|
HEAP32[((value)>>2)] = 8;
|
|
return 1;
|
|
case 0x3024: // EGL_RED_SIZE
|
|
HEAP32[((value)>>2)] = 8;
|
|
return 1;
|
|
case 0x3025: // EGL_DEPTH_SIZE
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.depth ? 24 : 0;
|
|
return 1;
|
|
case 0x3026: // EGL_STENCIL_SIZE
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.stencil ? 8 : 0;
|
|
return 1;
|
|
case 0x3027: // EGL_CONFIG_CAVEAT
|
|
// We can return here one of EGL_NONE (0x3038), EGL_SLOW_CONFIG (0x3050) or EGL_NON_CONFORMANT_CONFIG (0x3051).
|
|
HEAP32[((value)>>2)] = 0x3038;
|
|
return 1;
|
|
case 0x3028: // EGL_CONFIG_ID
|
|
HEAP32[((value)>>2)] = 62002;
|
|
return 1;
|
|
case 0x3029: // EGL_LEVEL
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x302A: // EGL_MAX_PBUFFER_HEIGHT
|
|
HEAP32[((value)>>2)] = 4096;
|
|
return 1;
|
|
case 0x302B: // EGL_MAX_PBUFFER_PIXELS
|
|
HEAP32[((value)>>2)] = 16777216;
|
|
return 1;
|
|
case 0x302C: // EGL_MAX_PBUFFER_WIDTH
|
|
HEAP32[((value)>>2)] = 4096;
|
|
return 1;
|
|
case 0x302D: // EGL_NATIVE_RENDERABLE
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x302E: // EGL_NATIVE_VISUAL_ID
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x302F: // EGL_NATIVE_VISUAL_TYPE
|
|
HEAP32[((value)>>2)] = 0x3038;
|
|
return 1;
|
|
case 0x3031: // EGL_SAMPLES
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.antialias ? 4 : 0;
|
|
return 1;
|
|
case 0x3032: // EGL_SAMPLE_BUFFERS
|
|
HEAP32[((value)>>2)] = EGL.contextAttributes.antialias ? 1 : 0;
|
|
return 1;
|
|
case 0x3033: // EGL_SURFACE_TYPE
|
|
HEAP32[((value)>>2)] = 0x4;
|
|
return 1;
|
|
case 0x3034: // EGL_TRANSPARENT_TYPE
|
|
// If this returns EGL_TRANSPARENT_RGB (0x3052), transparency is used through color-keying. No such thing applies to Emscripten canvas.
|
|
HEAP32[((value)>>2)] = 0x3038;
|
|
return 1;
|
|
case 0x3035: // EGL_TRANSPARENT_BLUE_VALUE
|
|
case 0x3036: // EGL_TRANSPARENT_GREEN_VALUE
|
|
case 0x3037: // EGL_TRANSPARENT_RED_VALUE
|
|
// "If EGL_TRANSPARENT_TYPE is EGL_NONE, then the values for EGL_TRANSPARENT_RED_VALUE, EGL_TRANSPARENT_GREEN_VALUE, and EGL_TRANSPARENT_BLUE_VALUE are undefined."
|
|
HEAP32[((value)>>2)] = -1;
|
|
return 1;
|
|
case 0x3039: // EGL_BIND_TO_TEXTURE_RGB
|
|
case 0x303A: // EGL_BIND_TO_TEXTURE_RGBA
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x303B: // EGL_MIN_SWAP_INTERVAL
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x303C: // EGL_MAX_SWAP_INTERVAL
|
|
HEAP32[((value)>>2)] = 1;
|
|
return 1;
|
|
case 0x303D: // EGL_LUMINANCE_SIZE
|
|
case 0x303E: // EGL_ALPHA_MASK_SIZE
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
case 0x303F: // EGL_COLOR_BUFFER_TYPE
|
|
// EGL has two types of buffers: EGL_RGB_BUFFER and EGL_LUMINANCE_BUFFER.
|
|
HEAP32[((value)>>2)] = 0x308E;
|
|
return 1;
|
|
case 0x3040: // EGL_RENDERABLE_TYPE
|
|
// A bit combination of EGL_OPENGL_ES_BIT,EGL_OPENVG_BIT,EGL_OPENGL_ES2_BIT and EGL_OPENGL_BIT.
|
|
HEAP32[((value)>>2)] = 0x4;
|
|
return 1;
|
|
case 0x3042: // EGL_CONFORMANT
|
|
// "EGL_CONFORMANT is a mask indicating if a client API context created with respect to the corresponding EGLConfig will pass the required conformance tests for that API."
|
|
HEAP32[((value)>>2)] = 0;
|
|
return 1;
|
|
default:
|
|
EGL.setErrorCode(0x3004 /* EGL_BAD_ATTRIBUTE */);
|
|
return 0;
|
|
}
|
|
};
|
|
|
|
var _eglGetDisplay = (nativeDisplayType) => {
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
// Emscripten EGL implementation "emulates" X11, and eglGetDisplay is
|
|
// expected to accept/receive a pointer to an X11 Display object (or
|
|
// EGL_DEFAULT_DISPLAY).
|
|
if (nativeDisplayType != 0 /* EGL_DEFAULT_DISPLAY */ && nativeDisplayType != 1 /* see library_xlib.js */) {
|
|
return 0; // EGL_NO_DISPLAY
|
|
}
|
|
return 62000;
|
|
};
|
|
|
|
var _eglGetError = () => EGL.errorCode;
|
|
|
|
var _eglInitialize = (display, majorVersion, minorVersion) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (majorVersion) {
|
|
HEAP32[((majorVersion)>>2)] = 1; // Advertise EGL Major version: '1'
|
|
}
|
|
if (minorVersion) {
|
|
HEAP32[((minorVersion)>>2)] = 4; // Advertise EGL Minor version: '4'
|
|
}
|
|
EGL.defaultDisplayInitialized = true;
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
};
|
|
|
|
|
|
var _eglMakeCurrent = (display, draw, read, context) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0 /* EGL_FALSE */;
|
|
}
|
|
//\todo An EGL_NOT_INITIALIZED error is generated if EGL is not initialized for dpy.
|
|
if (context != 0 && context != 62004) {
|
|
EGL.setErrorCode(0x3006 /* EGL_BAD_CONTEXT */);
|
|
return 0;
|
|
}
|
|
if ((read != 0 && read != 62006) || (draw != 0 && draw != 62006 /* Magic ID for Emscripten 'default surface' */)) {
|
|
EGL.setErrorCode(0x300D /* EGL_BAD_SURFACE */);
|
|
return 0;
|
|
}
|
|
|
|
GL.makeContextCurrent(context ? EGL.context : null);
|
|
|
|
EGL.currentContext = context;
|
|
EGL.currentDrawSurface = draw;
|
|
EGL.currentReadSurface = read;
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1 /* EGL_TRUE */;
|
|
};
|
|
|
|
|
|
|
|
var stringToNewUTF8 = (str) => {
|
|
var size = lengthBytesUTF8(str) + 1;
|
|
var ret = _malloc(size);
|
|
if (ret) stringToUTF8(str, ret, size);
|
|
return ret;
|
|
};
|
|
|
|
var _eglQueryString = (display, name) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
//\todo An EGL_NOT_INITIALIZED error is generated if EGL is not initialized for dpy.
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
if (EGL.stringCache[name]) return EGL.stringCache[name];
|
|
var ret;
|
|
switch (name) {
|
|
case 0x3053 /* EGL_VENDOR */: ret = stringToNewUTF8("Emscripten"); break;
|
|
case 0x3054 /* EGL_VERSION */: ret = stringToNewUTF8("1.4 Emscripten EGL"); break;
|
|
case 0x3055 /* EGL_EXTENSIONS */: ret = stringToNewUTF8(""); break; // Currently not supporting any EGL extensions.
|
|
case 0x308D /* EGL_CLIENT_APIS */: ret = stringToNewUTF8("OpenGL_ES"); break;
|
|
default:
|
|
EGL.setErrorCode(0x300C /* EGL_BAD_PARAMETER */);
|
|
return 0;
|
|
}
|
|
EGL.stringCache[name] = ret;
|
|
return ret;
|
|
};
|
|
|
|
|
|
var _eglSwapBuffers = (dpy, surface) => {
|
|
|
|
if (!EGL.defaultDisplayInitialized) {
|
|
EGL.setErrorCode(0x3001 /* EGL_NOT_INITIALIZED */);
|
|
} else if (!GLctx) {
|
|
EGL.setErrorCode(0x3002 /* EGL_BAD_ACCESS */);
|
|
} else if (GLctx.isContextLost()) {
|
|
EGL.setErrorCode(0x300E /* EGL_CONTEXT_LOST */);
|
|
} else {
|
|
// According to documentation this does an implicit flush.
|
|
// Due to discussion at https://github.com/emscripten-core/emscripten/pull/1871
|
|
// the flush was removed since this _may_ result in slowing code down.
|
|
//_glFlush();
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1 /* EGL_TRUE */;
|
|
}
|
|
return 0 /* EGL_FALSE */;
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* @param {number=} arg
|
|
* @param {boolean=} noSetTiming
|
|
*/
|
|
var setMainLoop = (iterFunc, fps, simulateInfiniteLoop, arg, noSetTiming) => {
|
|
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 a
|
|
// later time). This member signifies that the current runner has not
|
|
// yet been started so that we can call runtimeKeepalivePush when it
|
|
// gets it timing set for the first time.
|
|
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();
|
|
}
|
|
|
|
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 MainLoop = {
|
|
running:false,
|
|
scheduler:null,
|
|
method:"",
|
|
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();
|
|
}
|
|
},
|
|
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 (typeof requestAnimationFrame == 'function') {
|
|
requestAnimationFrame(func);
|
|
return;
|
|
}
|
|
var RAF = MainLoop.fakeRequestAnimationFrame;
|
|
RAF(func);
|
|
},
|
|
};
|
|
|
|
var _emscripten_set_main_loop_timing = (mode, value) => {
|
|
MainLoop.timingMode = mode;
|
|
MainLoop.timingValue = value;
|
|
|
|
if (!MainLoop.func) {
|
|
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
|
|
};
|
|
MainLoop.method = 'timeout';
|
|
} else if (mode == 1) {
|
|
MainLoop.scheduler = function MainLoop_scheduler_rAF() {
|
|
MainLoop.requestAnimationFrame(MainLoop.runner);
|
|
};
|
|
MainLoop.method = 'rAF';
|
|
} else if (mode == 2) {
|
|
if (typeof MainLoop.setImmediate == 'undefined') {
|
|
if (typeof setImmediate == 'undefined') {
|
|
// Emulate setImmediate. (note: not a complete polyfill, we don't emulate clearImmediate() to keep code size to minimum, since not needed)
|
|
var setImmediates = [];
|
|
var emscriptenMainLoopMessageId = 'setimmediate';
|
|
/** @param {Event} event */
|
|
var MainLoop_setImmediate_messageHandler = (event) => {
|
|
// When called in current thread or Worker, the main loop ID is structured slightly different to accommodate for --proxy-to-worker runtime listening to Worker events,
|
|
// so check for both cases.
|
|
if (event.data === emscriptenMainLoopMessageId || event.data.target === emscriptenMainLoopMessageId) {
|
|
event.stopPropagation();
|
|
setImmediates.shift()();
|
|
}
|
|
};
|
|
addEventListener("message", MainLoop_setImmediate_messageHandler, true);
|
|
MainLoop.setImmediate = /** @type{function(function(): ?, ...?): number} */((func) => {
|
|
setImmediates.push(func);
|
|
if (ENVIRONMENT_IS_WORKER) {
|
|
Module['setImmediates'] ??= [];
|
|
Module['setImmediates'].push(func);
|
|
postMessage({target: emscriptenMainLoopMessageId}); // In --proxy-to-worker, route the message via proxyClient.js
|
|
} else postMessage(emscriptenMainLoopMessageId, "*"); // On the main thread, can just send the message to itself.
|
|
});
|
|
} else {
|
|
MainLoop.setImmediate = setImmediate;
|
|
}
|
|
}
|
|
MainLoop.scheduler = function MainLoop_scheduler_setImmediate() {
|
|
MainLoop.setImmediate(MainLoop.runner);
|
|
};
|
|
MainLoop.method = 'immediate';
|
|
}
|
|
return 0;
|
|
};
|
|
|
|
var _eglSwapInterval = (display, interval) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
if (interval == 0) _emscripten_set_main_loop_timing(0, 0);
|
|
else _emscripten_set_main_loop_timing(1, interval);
|
|
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
};
|
|
|
|
var _eglTerminate = (display) => {
|
|
if (display != 62000) {
|
|
EGL.setErrorCode(0x3008 /* EGL_BAD_DISPLAY */);
|
|
return 0;
|
|
}
|
|
EGL.currentContext = 0;
|
|
EGL.currentReadSurface = 0;
|
|
EGL.currentDrawSurface = 0;
|
|
EGL.defaultDisplayInitialized = false;
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
};
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _eglWaitClient = () => {
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
};
|
|
var _eglWaitGL = _eglWaitClient;
|
|
|
|
var _eglWaitNative = (nativeEngineId) => {
|
|
EGL.setErrorCode(0x3000 /* EGL_SUCCESS */);
|
|
return 1;
|
|
};
|
|
|
|
var readEmAsmArgsArray = [];
|
|
var readEmAsmArgs = (sigPtr, buf) => {
|
|
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++]) {
|
|
// 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 runEmAsmFunction = (code, sigPtr, argbuf) => {
|
|
var args = readEmAsmArgs(sigPtr, argbuf);
|
|
return ASM_CONSTS[code](...args);
|
|
};
|
|
var _emscripten_asm_const_int = (code, sigPtr, argbuf) => {
|
|
return runEmAsmFunction(code, sigPtr, argbuf);
|
|
};
|
|
|
|
var runMainThreadEmAsm = (emAsmAddr, sigPtr, argbuf, sync) => {
|
|
var args = readEmAsmArgs(sigPtr, argbuf);
|
|
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_ptr_sync_on_main_thread = (emAsmAddr, sigPtr, argbuf) => runMainThreadEmAsm(emAsmAddr, sigPtr, argbuf, 1);
|
|
|
|
var _emscripten_cancel_main_loop = () => {
|
|
MainLoop.pause();
|
|
MainLoop.func = null;
|
|
};
|
|
|
|
|
|
var onExits = [];
|
|
var addOnExit = (cb) => onExits.unshift(cb);
|
|
var JSEvents = {
|
|
memcpy(target, src, size) {
|
|
HEAP8.set(HEAP8.subarray(src, src + size), target);
|
|
},
|
|
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() {
|
|
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
|
|
// At the time of writing, Firefox does not support this API: https://bugzilla.mozilla.org/show_bug.cgi?id=1791079
|
|
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) {
|
|
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;
|
|
},
|
|
getNodeNameForTarget(target) {
|
|
if (!target) return '';
|
|
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, document, window];
|
|
|
|
|
|
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;
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var findEventTarget = (target) => {
|
|
target = maybeCStringToJsString(target);
|
|
var domElement = specialHTMLTargets[target] || 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 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 = {
|
|
};
|
|
|
|
/** @type {WebAssembly.Table} */
|
|
var wasmTable;
|
|
/** @suppress{checkTypes} */
|
|
var getWasmTableEntry = (funcPtr) => {
|
|
// In -Os and -Oz builds, do not implement a JS side wasm table mirror for small
|
|
// code size, but directly access wasmTable, which is a bit slower as uncached.
|
|
return wasmTable.get(funcPtr);
|
|
};
|
|
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() {
|
|
var fullscreenElement = document.fullscreenElement
|
|
|| document.webkitFullscreenElement
|
|
;
|
|
if (!fullscreenElement) {
|
|
document.removeEventListener('fullscreenchange', restoreOldStyle);
|
|
|
|
// Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813)
|
|
// As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version.
|
|
document.removeEventListener('webkitfullscreenchange', restoreOldStyle);
|
|
|
|
setCanvasElementSize(canvas, oldWidth, oldHeight);
|
|
|
|
canvas.style.width = oldCssWidth;
|
|
canvas.style.height = oldCssHeight;
|
|
canvas.style.backgroundColor = oldBackgroundColor; // Chrome
|
|
// IE11 hack: assigning 'undefined' or an empty string to document.body.style.backgroundColor has no effect, so first assign back the default color
|
|
// before setting the undefined value. Setting undefined value is also important, or otherwise we would later treat that as something that the user
|
|
// had explicitly set so subsequent fullscreen transitions would not set background color properly.
|
|
if (!oldDocumentBackgroundColor) document.body.style.backgroundColor = 'white';
|
|
document.body.style.backgroundColor = oldDocumentBackgroundColor; // IE11
|
|
canvas.style.paddingLeft = oldPaddingLeft; // Chrome, FF, Safari
|
|
canvas.style.paddingRight = oldPaddingRight;
|
|
canvas.style.paddingTop = oldPaddingTop;
|
|
canvas.style.paddingBottom = oldPaddingBottom;
|
|
canvas.style.marginLeft = oldMarginLeft; // IE11
|
|
canvas.style.marginRight = oldMarginRight;
|
|
canvas.style.marginTop = oldMarginTop;
|
|
canvas.style.marginBottom = oldMarginBottom;
|
|
document.body.style.margin = oldDocumentBodyMargin;
|
|
document.documentElement.style.overflow = oldDocumentOverflow; // Chrome, Firefox
|
|
document.body.scroll = oldDocumentScroll; // IE
|
|
canvas.style.imageRendering = oldImageRendering;
|
|
if (canvas.GLctxObject) canvas.GLctxObject.GLctx.viewport(0, 0, oldWidth, oldHeight);
|
|
|
|
if (currentFullscreenStrategy.canvasResizedCallback) {
|
|
getWasmTableEntry(currentFullscreenStrategy.canvasResizedCallback)(37, 0, currentFullscreenStrategy.canvasResizedCallbackUserData);
|
|
}
|
|
}
|
|
}
|
|
document.addEventListener('fullscreenchange', restoreOldStyle);
|
|
// Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813)
|
|
// As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version.
|
|
document.addEventListener('webkitfullscreenchange', restoreOldStyle);
|
|
return restoreOldStyle;
|
|
};
|
|
|
|
|
|
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) {
|
|
document.exitPointerLock();
|
|
} else {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
};
|
|
|
|
|
|
var __emscripten_runtime_keepalive_clear = () => {
|
|
noExitRuntime = false;
|
|
runtimeKeepaliveCounter = 0;
|
|
};
|
|
var _emscripten_force_exit = (status) => {
|
|
__emscripten_runtime_keepalive_clear();
|
|
_exit(status);
|
|
};
|
|
|
|
|
|
var _emscripten_get_device_pixel_ratio = () => {
|
|
return devicePixelRatio;
|
|
};
|
|
|
|
|
|
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;
|
|
};
|
|
|
|
|
|
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) => {
|
|
// 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_num_gamepads = () => {
|
|
// 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;
|
|
};
|
|
|
|
var _emscripten_get_screen_size = (width, height) => {
|
|
HEAP32[((width)>>2)] = screen.width;
|
|
HEAP32[((height)>>2)] = screen.height;
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glActiveTexture = (x0) => GLctx.activeTexture(x0);
|
|
var _emscripten_glActiveTexture = _glActiveTexture;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glAttachShader = (program, shader) => {
|
|
GLctx.attachShader(GL.programs[program], GL.shaders[shader]);
|
|
};
|
|
var _emscripten_glAttachShader = _glAttachShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBeginQueryEXT = (target, id) => {
|
|
GLctx.disjointTimerQueryExt['beginQueryEXT'](target, GL.queries[id]);
|
|
};
|
|
var _emscripten_glBeginQueryEXT = _glBeginQueryEXT;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindAttribLocation = (program, index, name) => {
|
|
GLctx.bindAttribLocation(GL.programs[program], index, UTF8ToString(name));
|
|
};
|
|
var _emscripten_glBindAttribLocation = _glBindAttribLocation;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindBuffer = (target, buffer) => {
|
|
|
|
GLctx.bindBuffer(target, GL.buffers[buffer]);
|
|
};
|
|
var _emscripten_glBindBuffer = _glBindBuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindFramebuffer = (target, framebuffer) => {
|
|
|
|
GLctx.bindFramebuffer(target, GL.framebuffers[framebuffer]);
|
|
|
|
};
|
|
var _emscripten_glBindFramebuffer = _glBindFramebuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindRenderbuffer = (target, renderbuffer) => {
|
|
GLctx.bindRenderbuffer(target, GL.renderbuffers[renderbuffer]);
|
|
};
|
|
var _emscripten_glBindRenderbuffer = _glBindRenderbuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindTexture = (target, texture) => {
|
|
GLctx.bindTexture(target, GL.textures[texture]);
|
|
};
|
|
var _emscripten_glBindTexture = _glBindTexture;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBindVertexArray = (vao) => {
|
|
GLctx.bindVertexArray(GL.vaos[vao]);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glBindVertexArrayOES = _glBindVertexArray;
|
|
var _emscripten_glBindVertexArrayOES = _glBindVertexArrayOES;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBlendColor = (x0, x1, x2, x3) => GLctx.blendColor(x0, x1, x2, x3);
|
|
var _emscripten_glBlendColor = _glBlendColor;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBlendEquation = (x0) => GLctx.blendEquation(x0);
|
|
var _emscripten_glBlendEquation = _glBlendEquation;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBlendEquationSeparate = (x0, x1) => GLctx.blendEquationSeparate(x0, x1);
|
|
var _emscripten_glBlendEquationSeparate = _glBlendEquationSeparate;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBlendFunc = (x0, x1) => GLctx.blendFunc(x0, x1);
|
|
var _emscripten_glBlendFunc = _glBlendFunc;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBlendFuncSeparate = (x0, x1, x2, x3) => GLctx.blendFuncSeparate(x0, x1, x2, x3);
|
|
var _emscripten_glBlendFuncSeparate = _glBlendFuncSeparate;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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 _emscripten_glBufferData = _glBufferData;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glBufferSubData = (target, offset, size, data) => {
|
|
GLctx.bufferSubData(target, offset, HEAPU8.subarray(data, data+size));
|
|
};
|
|
var _emscripten_glBufferSubData = _glBufferSubData;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCheckFramebufferStatus = (x0) => GLctx.checkFramebufferStatus(x0);
|
|
var _emscripten_glCheckFramebufferStatus = _glCheckFramebufferStatus;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glClear = (x0) => GLctx.clear(x0);
|
|
var _emscripten_glClear = _glClear;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glClearColor = (x0, x1, x2, x3) => GLctx.clearColor(x0, x1, x2, x3);
|
|
var _emscripten_glClearColor = _glClearColor;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glClearDepthf = (x0) => GLctx.clearDepth(x0);
|
|
var _emscripten_glClearDepthf = _glClearDepthf;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glClearStencil = (x0) => GLctx.clearStencil(x0);
|
|
var _emscripten_glClearStencil = _glClearStencil;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glClipControlEXT = (origin, depth) => {
|
|
GLctx.extClipControl['clipControlEXT'](origin, depth);
|
|
};
|
|
var _emscripten_glClipControlEXT = _glClipControlEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glColorMask = (red, green, blue, alpha) => {
|
|
GLctx.colorMask(!!red, !!green, !!blue, !!alpha);
|
|
};
|
|
var _emscripten_glColorMask = _glColorMask;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCompileShader = (shader) => {
|
|
GLctx.compileShader(GL.shaders[shader]);
|
|
};
|
|
var _emscripten_glCompileShader = _glCompileShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCompressedTexImage2D = (target, level, internalFormat, width, height, border, imageSize, data) => {
|
|
// `data` may be null here, which means "allocate uniniitalized 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_glCompressedTexImage2D = _glCompressedTexImage2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glCompressedTexSubImage2D = _glCompressedTexSubImage2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCopyTexImage2D = (x0, x1, x2, x3, x4, x5, x6, x7) => GLctx.copyTexImage2D(x0, x1, x2, x3, x4, x5, x6, x7);
|
|
var _emscripten_glCopyTexImage2D = _glCopyTexImage2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCopyTexSubImage2D = (x0, x1, x2, x3, x4, x5, x6, x7) => GLctx.copyTexSubImage2D(x0, x1, x2, x3, x4, x5, x6, x7);
|
|
var _emscripten_glCopyTexSubImage2D = _glCopyTexSubImage2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCreateProgram = () => {
|
|
var id = GL.getNewId(GL.programs);
|
|
var program = GLctx.createProgram();
|
|
// Store additional information needed for each shader program:
|
|
program.name = id;
|
|
// Lazy cache results of
|
|
// glGetProgramiv(GL_ACTIVE_UNIFORM_MAX_LENGTH/GL_ACTIVE_ATTRIBUTE_MAX_LENGTH/GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH)
|
|
program.maxUniformLength = program.maxAttributeLength = program.maxUniformBlockNameLength = 0;
|
|
program.uniformIdCounter = 1;
|
|
GL.programs[id] = program;
|
|
return id;
|
|
};
|
|
var _emscripten_glCreateProgram = _glCreateProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCreateShader = (shaderType) => {
|
|
var id = GL.getNewId(GL.shaders);
|
|
GL.shaders[id] = GLctx.createShader(shaderType);
|
|
|
|
return id;
|
|
};
|
|
var _emscripten_glCreateShader = _glCreateShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glCullFace = (x0) => GLctx.cullFace(x0);
|
|
var _emscripten_glCullFace = _glCullFace;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glDeleteBuffers = _glDeleteBuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteFramebuffers = (n, framebuffers) => {
|
|
for (var i = 0; i < n; ++i) {
|
|
var id = HEAP32[(((framebuffers)+(i*4))>>2)];
|
|
var framebuffer = GL.framebuffers[id];
|
|
if (!framebuffer) continue; // GL spec: "glDeleteFramebuffers silently ignores 0s and names that do not correspond to existing framebuffer objects".
|
|
GLctx.deleteFramebuffer(framebuffer);
|
|
framebuffer.name = 0;
|
|
GL.framebuffers[id] = null;
|
|
}
|
|
};
|
|
var _emscripten_glDeleteFramebuffers = _glDeleteFramebuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteProgram = (id) => {
|
|
if (!id) return;
|
|
var program = GL.programs[id];
|
|
if (!program) {
|
|
// glDeleteProgram actually signals an error when deleting a nonexisting
|
|
// object, unlike some other GL delete functions.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
GLctx.deleteProgram(program);
|
|
program.name = 0;
|
|
GL.programs[id] = null;
|
|
};
|
|
var _emscripten_glDeleteProgram = _glDeleteProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteQueriesEXT = (n, ids) => {
|
|
for (var i = 0; i < n; i++) {
|
|
var id = HEAP32[(((ids)+(i*4))>>2)];
|
|
var query = GL.queries[id];
|
|
if (!query) continue; // GL spec: "unused names in ids are ignored, as is the name zero."
|
|
GLctx.disjointTimerQueryExt['deleteQueryEXT'](query);
|
|
GL.queries[id] = null;
|
|
}
|
|
};
|
|
var _emscripten_glDeleteQueriesEXT = _glDeleteQueriesEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteRenderbuffers = (n, renderbuffers) => {
|
|
for (var i = 0; i < n; i++) {
|
|
var id = HEAP32[(((renderbuffers)+(i*4))>>2)];
|
|
var renderbuffer = GL.renderbuffers[id];
|
|
if (!renderbuffer) continue; // GL spec: "glDeleteRenderbuffers silently ignores 0s and names that do not correspond to existing renderbuffer objects".
|
|
GLctx.deleteRenderbuffer(renderbuffer);
|
|
renderbuffer.name = 0;
|
|
GL.renderbuffers[id] = null;
|
|
}
|
|
};
|
|
var _emscripten_glDeleteRenderbuffers = _glDeleteRenderbuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteShader = (id) => {
|
|
if (!id) return;
|
|
var shader = GL.shaders[id];
|
|
if (!shader) {
|
|
// glDeleteShader actually signals an error when deleting a nonexisting
|
|
// object, unlike some other GL delete functions.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
GLctx.deleteShader(shader);
|
|
GL.shaders[id] = null;
|
|
};
|
|
var _emscripten_glDeleteShader = _glDeleteShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glDeleteTextures = _glDeleteTextures;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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;
|
|
}
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glDeleteVertexArraysOES = _glDeleteVertexArrays;
|
|
var _emscripten_glDeleteVertexArraysOES = _glDeleteVertexArraysOES;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDepthFunc = (x0) => GLctx.depthFunc(x0);
|
|
var _emscripten_glDepthFunc = _glDepthFunc;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDepthMask = (flag) => {
|
|
GLctx.depthMask(!!flag);
|
|
};
|
|
var _emscripten_glDepthMask = _glDepthMask;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDepthRangef = (x0, x1) => GLctx.depthRange(x0, x1);
|
|
var _emscripten_glDepthRangef = _glDepthRangef;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDetachShader = (program, shader) => {
|
|
GLctx.detachShader(GL.programs[program], GL.shaders[shader]);
|
|
};
|
|
var _emscripten_glDetachShader = _glDetachShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDisable = (x0) => GLctx.disable(x0);
|
|
var _emscripten_glDisable = _glDisable;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDisableVertexAttribArray = (index) => {
|
|
GLctx.disableVertexAttribArray(index);
|
|
};
|
|
var _emscripten_glDisableVertexAttribArray = _glDisableVertexAttribArray;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDrawArrays = (mode, first, count) => {
|
|
|
|
GLctx.drawArrays(mode, first, count);
|
|
|
|
};
|
|
var _emscripten_glDrawArrays = _glDrawArrays;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDrawArraysInstanced = (mode, first, count, primcount) => {
|
|
GLctx.drawArraysInstanced(mode, first, count, primcount);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glDrawArraysInstancedANGLE = _glDrawArraysInstanced;
|
|
var _emscripten_glDrawArraysInstancedANGLE = _glDrawArraysInstancedANGLE;
|
|
|
|
|
|
var tempFixedLengthArray = [];
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDrawBuffers = (n, bufs) => {
|
|
|
|
var bufArray = tempFixedLengthArray[n];
|
|
for (var i = 0; i < n; i++) {
|
|
bufArray[i] = HEAP32[(((bufs)+(i*4))>>2)];
|
|
}
|
|
|
|
GLctx.drawBuffers(bufArray);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glDrawBuffersWEBGL = _glDrawBuffers;
|
|
var _emscripten_glDrawBuffersWEBGL = _glDrawBuffersWEBGL;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDrawElements = (mode, count, type, indices) => {
|
|
|
|
GLctx.drawElements(mode, count, type, indices);
|
|
|
|
};
|
|
var _emscripten_glDrawElements = _glDrawElements;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glDrawElementsInstanced = (mode, count, type, indices, primcount) => {
|
|
GLctx.drawElementsInstanced(mode, count, type, indices, primcount);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glDrawElementsInstancedANGLE = _glDrawElementsInstanced;
|
|
var _emscripten_glDrawElementsInstancedANGLE = _glDrawElementsInstancedANGLE;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glEnable = (x0) => GLctx.enable(x0);
|
|
var _emscripten_glEnable = _glEnable;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glEnableVertexAttribArray = (index) => {
|
|
GLctx.enableVertexAttribArray(index);
|
|
};
|
|
var _emscripten_glEnableVertexAttribArray = _glEnableVertexAttribArray;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glEndQueryEXT = (target) => {
|
|
GLctx.disjointTimerQueryExt['endQueryEXT'](target);
|
|
};
|
|
var _emscripten_glEndQueryEXT = _glEndQueryEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glFinish = () => GLctx.finish();
|
|
var _emscripten_glFinish = _glFinish;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glFlush = () => GLctx.flush();
|
|
var _emscripten_glFlush = _glFlush;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glFramebufferRenderbuffer = (target, attachment, renderbuffertarget, renderbuffer) => {
|
|
GLctx.framebufferRenderbuffer(target, attachment, renderbuffertarget,
|
|
GL.renderbuffers[renderbuffer]);
|
|
};
|
|
var _emscripten_glFramebufferRenderbuffer = _glFramebufferRenderbuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glFramebufferTexture2D = (target, attachment, textarget, texture, level) => {
|
|
GLctx.framebufferTexture2D(target, attachment, textarget,
|
|
GL.textures[texture], level);
|
|
};
|
|
var _emscripten_glFramebufferTexture2D = _glFramebufferTexture2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glFrontFace = (x0) => GLctx.frontFace(x0);
|
|
var _emscripten_glFrontFace = _glFrontFace;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenBuffers = (n, buffers) => {
|
|
GL.genObject(n, buffers, 'createBuffer', GL.buffers
|
|
);
|
|
};
|
|
var _emscripten_glGenBuffers = _glGenBuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenFramebuffers = (n, ids) => {
|
|
GL.genObject(n, ids, 'createFramebuffer', GL.framebuffers
|
|
);
|
|
};
|
|
var _emscripten_glGenFramebuffers = _glGenFramebuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenQueriesEXT = (n, ids) => {
|
|
for (var i = 0; i < n; i++) {
|
|
var query = GLctx.disjointTimerQueryExt['createQueryEXT']();
|
|
if (!query) {
|
|
GL.recordError(0x502 /* GL_INVALID_OPERATION */);
|
|
while (i < n) HEAP32[(((ids)+(i++*4))>>2)] = 0;
|
|
return;
|
|
}
|
|
var id = GL.getNewId(GL.queries);
|
|
query.name = id;
|
|
GL.queries[id] = query;
|
|
HEAP32[(((ids)+(i*4))>>2)] = id;
|
|
}
|
|
};
|
|
var _emscripten_glGenQueriesEXT = _glGenQueriesEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenRenderbuffers = (n, renderbuffers) => {
|
|
GL.genObject(n, renderbuffers, 'createRenderbuffer', GL.renderbuffers
|
|
);
|
|
};
|
|
var _emscripten_glGenRenderbuffers = _glGenRenderbuffers;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenTextures = (n, textures) => {
|
|
GL.genObject(n, textures, 'createTexture', GL.textures
|
|
);
|
|
};
|
|
var _emscripten_glGenTextures = _glGenTextures;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenVertexArrays = (n, arrays) => {
|
|
GL.genObject(n, arrays, 'createVertexArray', GL.vaos
|
|
);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glGenVertexArraysOES = _glGenVertexArrays;
|
|
var _emscripten_glGenVertexArraysOES = _glGenVertexArraysOES;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGenerateMipmap = (x0) => GLctx.generateMipmap(x0);
|
|
var _emscripten_glGenerateMipmap = _glGenerateMipmap;
|
|
|
|
|
|
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;
|
|
}
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetActiveAttrib = (program, index, bufSize, length, size, type, name) =>
|
|
__glGetActiveAttribOrUniform('getActiveAttrib', program, index, bufSize, length, size, type, name);
|
|
var _emscripten_glGetActiveAttrib = _glGetActiveAttrib;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetActiveUniform = (program, index, bufSize, length, size, type, name) =>
|
|
__glGetActiveAttribOrUniform('getActiveUniform', program, index, bufSize, length, size, type, name);
|
|
var _emscripten_glGetActiveUniform = _glGetActiveUniform;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetAttachedShaders = (program, maxCount, count, shaders) => {
|
|
var result = GLctx.getAttachedShaders(GL.programs[program]);
|
|
var len = result.length;
|
|
if (len > maxCount) {
|
|
len = maxCount;
|
|
}
|
|
HEAP32[((count)>>2)] = len;
|
|
for (var i = 0; i < len; ++i) {
|
|
var id = GL.shaders.indexOf(result[i]);
|
|
HEAP32[(((shaders)+(i*4))>>2)] = id;
|
|
}
|
|
};
|
|
var _emscripten_glGetAttachedShaders = _glGetAttachedShaders;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetAttribLocation = (program, name) =>
|
|
GLctx.getAttribLocation(GL.programs[program], UTF8ToString(name));
|
|
var _emscripten_glGetAttribLocation = _glGetAttribLocation;
|
|
|
|
var writeI53ToI64 = (ptr, num) => {
|
|
HEAPU32[((ptr)>>2)] = num;
|
|
var lower = HEAPU32[((ptr)>>2)];
|
|
HEAPU32[(((ptr)+(4))>>2)] = (num - lower)/4294967296;
|
|
};
|
|
|
|
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 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;
|
|
}
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetBooleanv = (name_, p) => emscriptenWebGLGet(name_, p, 4);
|
|
var _emscripten_glGetBooleanv = _glGetBooleanv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetBufferParameteriv = (target, value, data) => {
|
|
if (!data) {
|
|
// GLES2 specification does not specify how to behave if data is a null
|
|
// pointer. Since calling this function does not make sense if data ==
|
|
// null, issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAP32[((data)>>2)] = GLctx.getBufferParameter(target, value);
|
|
};
|
|
var _emscripten_glGetBufferParameteriv = _glGetBufferParameteriv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetError = () => {
|
|
var error = GLctx.getError() || GL.lastError;
|
|
GL.lastError = 0/*GL_NO_ERROR*/;
|
|
return error;
|
|
};
|
|
var _emscripten_glGetError = _glGetError;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetFloatv = (name_, p) => emscriptenWebGLGet(name_, p, 2);
|
|
var _emscripten_glGetFloatv = _glGetFloatv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetFramebufferAttachmentParameteriv = (target, attachment, pname, params) => {
|
|
var result = GLctx.getFramebufferAttachmentParameter(target, attachment, pname);
|
|
if (result instanceof WebGLRenderbuffer ||
|
|
result instanceof WebGLTexture) {
|
|
result = result.name | 0;
|
|
}
|
|
HEAP32[((params)>>2)] = result;
|
|
};
|
|
var _emscripten_glGetFramebufferAttachmentParameteriv = _glGetFramebufferAttachmentParameteriv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetIntegerv = (name_, p) => emscriptenWebGLGet(name_, p, 0);
|
|
var _emscripten_glGetIntegerv = _glGetIntegerv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetProgramInfoLog = (program, maxLength, length, infoLog) => {
|
|
var log = GLctx.getProgramInfoLog(GL.programs[program]);
|
|
if (log === null) log = '(unknown error)';
|
|
var numBytesWrittenExclNull = (maxLength > 0 && infoLog) ? stringToUTF8(log, infoLog, maxLength) : 0;
|
|
if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull;
|
|
};
|
|
var _emscripten_glGetProgramInfoLog = _glGetProgramInfoLog;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glGetProgramiv = _glGetProgramiv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glGetQueryObjecti64vEXT = _glGetQueryObjecti64vEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetQueryObjectivEXT = (id, pname, params) => {
|
|
if (!params) {
|
|
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
|
|
// if p == null, issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
var query = GL.queries[id];
|
|
var param = GLctx.disjointTimerQueryExt['getQueryObjectEXT'](query, pname);
|
|
var ret;
|
|
if (typeof param == 'boolean') {
|
|
ret = param ? 1 : 0;
|
|
} else {
|
|
ret = param;
|
|
}
|
|
HEAP32[((params)>>2)] = ret;
|
|
};
|
|
var _emscripten_glGetQueryObjectivEXT = _glGetQueryObjectivEXT;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetQueryObjectui64vEXT = _glGetQueryObjecti64vEXT;
|
|
var _emscripten_glGetQueryObjectui64vEXT = _glGetQueryObjectui64vEXT;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetQueryObjectuivEXT = _glGetQueryObjectivEXT;
|
|
var _emscripten_glGetQueryObjectuivEXT = _glGetQueryObjectuivEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetQueryivEXT = (target, pname, params) => {
|
|
if (!params) {
|
|
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
|
|
// if p == null, issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAP32[((params)>>2)] = GLctx.disjointTimerQueryExt['getQueryEXT'](target, pname);
|
|
};
|
|
var _emscripten_glGetQueryivEXT = _glGetQueryivEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetRenderbufferParameteriv = (target, pname, params) => {
|
|
if (!params) {
|
|
// GLES2 specification does not specify how to behave if params is a null pointer. Since calling this function does not make sense
|
|
// if params == null, issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAP32[((params)>>2)] = GLctx.getRenderbufferParameter(target, pname);
|
|
};
|
|
var _emscripten_glGetRenderbufferParameteriv = _glGetRenderbufferParameteriv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetShaderInfoLog = (shader, maxLength, length, infoLog) => {
|
|
var log = GLctx.getShaderInfoLog(GL.shaders[shader]);
|
|
if (log === null) log = '(unknown error)';
|
|
var numBytesWrittenExclNull = (maxLength > 0 && infoLog) ? stringToUTF8(log, infoLog, maxLength) : 0;
|
|
if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull;
|
|
};
|
|
var _emscripten_glGetShaderInfoLog = _glGetShaderInfoLog;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetShaderPrecisionFormat = (shaderType, precisionType, range, precision) => {
|
|
var result = GLctx.getShaderPrecisionFormat(shaderType, precisionType);
|
|
HEAP32[((range)>>2)] = result.rangeMin;
|
|
HEAP32[(((range)+(4))>>2)] = result.rangeMax;
|
|
HEAP32[((precision)>>2)] = result.precision;
|
|
};
|
|
var _emscripten_glGetShaderPrecisionFormat = _glGetShaderPrecisionFormat;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetShaderSource = (shader, bufSize, length, source) => {
|
|
var result = GLctx.getShaderSource(GL.shaders[shader]);
|
|
if (!result) return; // If an error occurs, nothing will be written to length or source.
|
|
var numBytesWrittenExclNull = (bufSize > 0 && source) ? stringToUTF8(result, source, bufSize) : 0;
|
|
if (length) HEAP32[((length)>>2)] = numBytesWrittenExclNull;
|
|
};
|
|
var _emscripten_glGetShaderSource = _glGetShaderSource;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetShaderiv = (shader, pname, p) => {
|
|
if (!p) {
|
|
// GLES2 specification does not specify how to behave if p is a null
|
|
// pointer. Since calling this function does not make sense if p == null,
|
|
// issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
if (pname == 0x8B84) { // GL_INFO_LOG_LENGTH
|
|
var log = GLctx.getShaderInfoLog(GL.shaders[shader]);
|
|
if (log === null) log = '(unknown error)';
|
|
// The GLES2 specification says that if the shader has an empty info log,
|
|
// a value of 0 is returned. Otherwise the log has a null char appended.
|
|
// (An empty string is falsey, so we can just check that instead of
|
|
// looking at log.length.)
|
|
var logLength = log ? log.length + 1 : 0;
|
|
HEAP32[((p)>>2)] = logLength;
|
|
} else if (pname == 0x8B88) { // GL_SHADER_SOURCE_LENGTH
|
|
var source = GLctx.getShaderSource(GL.shaders[shader]);
|
|
// source may be a null, or the empty string, both of which are falsey
|
|
// values that we report a 0 length for.
|
|
var sourceLength = source ? source.length + 1 : 0;
|
|
HEAP32[((p)>>2)] = sourceLength;
|
|
} else {
|
|
HEAP32[((p)>>2)] = GLctx.getShaderParameter(GL.shaders[shader], pname);
|
|
}
|
|
};
|
|
var _emscripten_glGetShaderiv = _glGetShaderiv;
|
|
|
|
|
|
|
|
var webglGetExtensions = () => {
|
|
var exts = getEmscriptenSupportedExtensions(GLctx);
|
|
exts = exts.concat(exts.map((e) => "GL_" + e));
|
|
return exts;
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glGetString = _glGetString;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetTexParameterfv = (target, pname, params) => {
|
|
if (!params) {
|
|
// GLES2 specification does not specify how to behave if params is a null
|
|
// pointer. Since calling this function does not make sense if p == null,
|
|
// issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAPF32[((params)>>2)] = GLctx.getTexParameter(target, pname);
|
|
};
|
|
var _emscripten_glGetTexParameterfv = _glGetTexParameterfv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetTexParameteriv = (target, pname, params) => {
|
|
if (!params) {
|
|
// GLES2 specification does not specify how to behave if params is a null
|
|
// pointer. Since calling this function does not make sense if p == null,
|
|
// issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAP32[((params)>>2)] = GLctx.getTexParameter(target, pname);
|
|
};
|
|
var _emscripten_glGetTexParameteriv = _glGetTexParameteriv;
|
|
|
|
/** @suppress {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;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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 an uniform with this name exists, and if its index is within the
|
|
// array limits (if it's even an array), query the WebGLlocation, or
|
|
// return an existing cached location.
|
|
if (sizeAndId && arrayIndex < sizeAndId[0]) {
|
|
arrayIndex += sizeAndId[1]; // Add the base location of the uniform to the array index offset.
|
|
if ((uniformLocsById[arrayIndex] = uniformLocsById[arrayIndex] || GLctx.getUniformLocation(program, name))) {
|
|
return arrayIndex;
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
// N.b. we are currently unable to distinguish between GL program IDs that
|
|
// never existed vs GL program IDs that have been deleted, so report
|
|
// GL_INVALID_VALUE in both cases.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
}
|
|
return -1;
|
|
};
|
|
var _emscripten_glGetUniformLocation = _glGetUniformLocation;
|
|
|
|
var webglGetUniformLocation = (location) => {
|
|
var p = GLctx.currentProgram;
|
|
|
|
if (p) {
|
|
var webglLoc = p.uniformLocsById[location];
|
|
// p.uniformLocsById[location] stores either an integer, or a
|
|
// WebGLUniformLocation.
|
|
// If an integer, we have not yet bound the location, so do it now. The
|
|
// integer value specifies the array index we should bind to.
|
|
if (typeof webglLoc == 'number') {
|
|
p.uniformLocsById[location] = webglLoc = GLctx.getUniformLocation(p, p.uniformArrayNamesById[location] + (webglLoc > 0 ? `[${webglLoc}]` : ''));
|
|
}
|
|
// Else an already cached WebGLUniformLocation, return it.
|
|
return webglLoc;
|
|
} else {
|
|
GL.recordError(0x502/*GL_INVALID_OPERATION*/);
|
|
}
|
|
};
|
|
|
|
|
|
/** @suppress{checkTypes} */
|
|
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, webglGetUniformLocation(location));
|
|
if (typeof data == 'number' || typeof data == 'boolean') {
|
|
switch (type) {
|
|
case 0: HEAP32[((params)>>2)] = data; break;
|
|
case 2: HEAPF32[((params)>>2)] = data; break;
|
|
}
|
|
} else {
|
|
for (var i = 0; i < data.length; i++) {
|
|
switch (type) {
|
|
case 0: HEAP32[(((params)+(i*4))>>2)] = data[i]; break;
|
|
case 2: HEAPF32[(((params)+(i*4))>>2)] = data[i]; break;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetUniformfv = (program, location, params) => {
|
|
emscriptenWebGLGetUniform(program, location, params, 2);
|
|
};
|
|
var _emscripten_glGetUniformfv = _glGetUniformfv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetUniformiv = (program, location, params) => {
|
|
emscriptenWebGLGetUniform(program, location, params, 0);
|
|
};
|
|
var _emscripten_glGetUniformiv = _glGetUniformiv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetVertexAttribPointerv = (index, pname, pointer) => {
|
|
if (!pointer) {
|
|
// GLES2 specification does not specify how to behave if pointer is a null
|
|
// pointer. Since calling this function does not make sense if pointer ==
|
|
// null, issue a GL error to notify user about it.
|
|
GL.recordError(0x501 /* GL_INVALID_VALUE */);
|
|
return;
|
|
}
|
|
HEAP32[((pointer)>>2)] = GLctx.getVertexAttribOffset(index, pname);
|
|
};
|
|
var _emscripten_glGetVertexAttribPointerv = _glGetVertexAttribPointerv;
|
|
|
|
/** @suppress{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;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetVertexAttribfv = (index, pname, params) => {
|
|
// N.B. This function may only be called if the vertex attribute was
|
|
// specified using the function glVertexAttrib*f(), otherwise the results
|
|
// are undefined. (GLES3 spec 6.1.12)
|
|
emscriptenWebGLGetVertexAttrib(index, pname, params, 2);
|
|
};
|
|
var _emscripten_glGetVertexAttribfv = _glGetVertexAttribfv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glGetVertexAttribiv = (index, pname, params) => {
|
|
// N.B. This function may only be called if the vertex attribute was
|
|
// specified using the function glVertexAttrib*f(), otherwise the results
|
|
// are undefined. (GLES3 spec 6.1.12)
|
|
emscriptenWebGLGetVertexAttrib(index, pname, params, 5);
|
|
};
|
|
var _emscripten_glGetVertexAttribiv = _glGetVertexAttribiv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glHint = (x0, x1) => GLctx.hint(x0, x1);
|
|
var _emscripten_glHint = _glHint;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsBuffer = (buffer) => {
|
|
var b = GL.buffers[buffer];
|
|
if (!b) return 0;
|
|
return GLctx.isBuffer(b);
|
|
};
|
|
var _emscripten_glIsBuffer = _glIsBuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsEnabled = (x0) => GLctx.isEnabled(x0);
|
|
var _emscripten_glIsEnabled = _glIsEnabled;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsFramebuffer = (framebuffer) => {
|
|
var fb = GL.framebuffers[framebuffer];
|
|
if (!fb) return 0;
|
|
return GLctx.isFramebuffer(fb);
|
|
};
|
|
var _emscripten_glIsFramebuffer = _glIsFramebuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsProgram = (program) => {
|
|
program = GL.programs[program];
|
|
if (!program) return 0;
|
|
return GLctx.isProgram(program);
|
|
};
|
|
var _emscripten_glIsProgram = _glIsProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsQueryEXT = (id) => {
|
|
var query = GL.queries[id];
|
|
if (!query) return 0;
|
|
return GLctx.disjointTimerQueryExt['isQueryEXT'](query);
|
|
};
|
|
var _emscripten_glIsQueryEXT = _glIsQueryEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsRenderbuffer = (renderbuffer) => {
|
|
var rb = GL.renderbuffers[renderbuffer];
|
|
if (!rb) return 0;
|
|
return GLctx.isRenderbuffer(rb);
|
|
};
|
|
var _emscripten_glIsRenderbuffer = _glIsRenderbuffer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsShader = (shader) => {
|
|
var s = GL.shaders[shader];
|
|
if (!s) return 0;
|
|
return GLctx.isShader(s);
|
|
};
|
|
var _emscripten_glIsShader = _glIsShader;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsTexture = (id) => {
|
|
var texture = GL.textures[id];
|
|
if (!texture) return 0;
|
|
return GLctx.isTexture(texture);
|
|
};
|
|
var _emscripten_glIsTexture = _glIsTexture;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glIsVertexArray = (array) => {
|
|
|
|
var vao = GL.vaos[array];
|
|
if (!vao) return 0;
|
|
return GLctx.isVertexArray(vao);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glIsVertexArrayOES = _glIsVertexArray;
|
|
var _emscripten_glIsVertexArrayOES = _glIsVertexArrayOES;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glLineWidth = (x0) => GLctx.lineWidth(x0);
|
|
var _emscripten_glLineWidth = _glLineWidth;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glLinkProgram = (program) => {
|
|
program = GL.programs[program];
|
|
GLctx.linkProgram(program);
|
|
// Invalidate earlier computed uniform->ID mappings, those have now become stale
|
|
program.uniformLocsById = 0; // Mark as null-like so that glGetUniformLocation() knows to populate this again.
|
|
program.uniformSizeAndIdsByName = {};
|
|
|
|
};
|
|
var _emscripten_glLinkProgram = _glLinkProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glPixelStorei = (pname, param) => {
|
|
if (pname == 3317) {
|
|
GL.unpackAlignment = param;
|
|
} else if (pname == 3314) {
|
|
GL.unpackRowLength = param;
|
|
}
|
|
GLctx.pixelStorei(pname, param);
|
|
};
|
|
var _emscripten_glPixelStorei = _glPixelStorei;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glPolygonModeWEBGL = (face, mode) => {
|
|
GLctx.webglPolygonMode['polygonModeWEBGL'](face, mode);
|
|
};
|
|
var _emscripten_glPolygonModeWEBGL = _glPolygonModeWEBGL;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glPolygonOffset = (x0, x1) => GLctx.polygonOffset(x0, x1);
|
|
var _emscripten_glPolygonOffset = _glPolygonOffset;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glPolygonOffsetClampEXT = (factor, units, clamp) => {
|
|
GLctx.extPolygonOffsetClamp['polygonOffsetClampEXT'](factor, units, clamp);
|
|
};
|
|
var _emscripten_glPolygonOffsetClampEXT = _glPolygonOffsetClampEXT;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glQueryCounterEXT = (id, target) => {
|
|
GLctx.disjointTimerQueryExt['queryCounterEXT'](GL.queries[id], target);
|
|
};
|
|
var _emscripten_glQueryCounterEXT = _glQueryCounterEXT;
|
|
|
|
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, internalFormat) => {
|
|
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));
|
|
};
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glReadPixels = (x, y, width, height, format, type, pixels) => {
|
|
var pixelData = emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, format);
|
|
if (!pixelData) {
|
|
GL.recordError(0x500/*GL_INVALID_ENUM*/);
|
|
return;
|
|
}
|
|
GLctx.readPixels(x, y, width, height, format, type, pixelData);
|
|
};
|
|
var _emscripten_glReadPixels = _glReadPixels;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glReleaseShaderCompiler = () => {
|
|
// NOP (as allowed by GLES 2.0 spec)
|
|
};
|
|
var _emscripten_glReleaseShaderCompiler = _glReleaseShaderCompiler;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glRenderbufferStorage = (x0, x1, x2, x3) => GLctx.renderbufferStorage(x0, x1, x2, x3);
|
|
var _emscripten_glRenderbufferStorage = _glRenderbufferStorage;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glSampleCoverage = (value, invert) => {
|
|
GLctx.sampleCoverage(value, !!invert);
|
|
};
|
|
var _emscripten_glSampleCoverage = _glSampleCoverage;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glScissor = (x0, x1, x2, x3) => GLctx.scissor(x0, x1, x2, x3);
|
|
var _emscripten_glScissor = _glScissor;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glShaderBinary = (count, shaders, binaryformat, binary, length) => {
|
|
GL.recordError(0x500/*GL_INVALID_ENUM*/);
|
|
};
|
|
var _emscripten_glShaderBinary = _glShaderBinary;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glShaderSource = (shader, count, string, length) => {
|
|
var source = GL.getSource(shader, count, string, length);
|
|
|
|
GLctx.shaderSource(GL.shaders[shader], source);
|
|
};
|
|
var _emscripten_glShaderSource = _glShaderSource;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilFunc = (x0, x1, x2) => GLctx.stencilFunc(x0, x1, x2);
|
|
var _emscripten_glStencilFunc = _glStencilFunc;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilFuncSeparate = (x0, x1, x2, x3) => GLctx.stencilFuncSeparate(x0, x1, x2, x3);
|
|
var _emscripten_glStencilFuncSeparate = _glStencilFuncSeparate;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilMask = (x0) => GLctx.stencilMask(x0);
|
|
var _emscripten_glStencilMask = _glStencilMask;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilMaskSeparate = (x0, x1) => GLctx.stencilMaskSeparate(x0, x1);
|
|
var _emscripten_glStencilMaskSeparate = _glStencilMaskSeparate;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilOp = (x0, x1, x2) => GLctx.stencilOp(x0, x1, x2);
|
|
var _emscripten_glStencilOp = _glStencilOp;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glStencilOpSeparate = (x0, x1, x2, x3) => GLctx.stencilOpSeparate(x0, x1, x2, x3);
|
|
var _emscripten_glStencilOpSeparate = _glStencilOpSeparate;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexImage2D = (target, level, internalFormat, width, height, border, format, type, pixels) => {
|
|
var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, internalFormat) : null;
|
|
GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixelData);
|
|
};
|
|
var _emscripten_glTexImage2D = _glTexImage2D;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexParameterf = (x0, x1, x2) => GLctx.texParameterf(x0, x1, x2);
|
|
var _emscripten_glTexParameterf = _glTexParameterf;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexParameterfv = (target, pname, params) => {
|
|
var param = HEAPF32[((params)>>2)];
|
|
GLctx.texParameterf(target, pname, param);
|
|
};
|
|
var _emscripten_glTexParameterfv = _glTexParameterfv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexParameteri = (x0, x1, x2) => GLctx.texParameteri(x0, x1, x2);
|
|
var _emscripten_glTexParameteri = _glTexParameteri;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexParameteriv = (target, pname, params) => {
|
|
var param = HEAP32[((params)>>2)];
|
|
GLctx.texParameteri(target, pname, param);
|
|
};
|
|
var _emscripten_glTexParameteriv = _glTexParameteriv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glTexSubImage2D = (target, level, xoffset, yoffset, width, height, format, type, pixels) => {
|
|
var pixelData = pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, 0) : null;
|
|
GLctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixelData);
|
|
};
|
|
var _emscripten_glTexSubImage2D = _glTexSubImage2D;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform1f = (location, v0) => {
|
|
GLctx.uniform1f(webglGetUniformLocation(location), v0);
|
|
};
|
|
var _emscripten_glUniform1f = _glUniform1f;
|
|
|
|
|
|
var miniTempWebGLFloatBuffers = [];
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform1fv = _glUniform1fv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform1i = (location, v0) => {
|
|
GLctx.uniform1i(webglGetUniformLocation(location), v0);
|
|
};
|
|
var _emscripten_glUniform1i = _glUniform1i;
|
|
|
|
|
|
var miniTempWebGLIntBuffers = [];
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform1iv = _glUniform1iv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform2f = (location, v0, v1) => {
|
|
GLctx.uniform2f(webglGetUniformLocation(location), v0, v1);
|
|
};
|
|
var _emscripten_glUniform2f = _glUniform2f;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform2fv = _glUniform2fv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform2i = (location, v0, v1) => {
|
|
GLctx.uniform2i(webglGetUniformLocation(location), v0, v1);
|
|
};
|
|
var _emscripten_glUniform2i = _glUniform2i;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform2iv = _glUniform2iv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform3f = (location, v0, v1, v2) => {
|
|
GLctx.uniform3f(webglGetUniformLocation(location), v0, v1, v2);
|
|
};
|
|
var _emscripten_glUniform3f = _glUniform3f;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform3fv = _glUniform3fv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform3i = (location, v0, v1, v2) => {
|
|
GLctx.uniform3i(webglGetUniformLocation(location), v0, v1, v2);
|
|
};
|
|
var _emscripten_glUniform3i = _glUniform3i;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform3iv = _glUniform3iv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform4f = (location, v0, v1, v2, v3) => {
|
|
GLctx.uniform4f(webglGetUniformLocation(location), v0, v1, v2, v3);
|
|
};
|
|
var _emscripten_glUniform4f = _glUniform4f;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform4fv = _glUniform4fv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUniform4i = (location, v0, v1, v2, v3) => {
|
|
GLctx.uniform4i(webglGetUniformLocation(location), v0, v1, v2, v3);
|
|
};
|
|
var _emscripten_glUniform4i = _glUniform4i;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniform4iv = _glUniform4iv;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniformMatrix2fv = _glUniformMatrix2fv;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniformMatrix3fv = _glUniformMatrix3fv;
|
|
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _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_glUniformMatrix4fv = _glUniformMatrix4fv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glUseProgram = (program) => {
|
|
program = GL.programs[program];
|
|
GLctx.useProgram(program);
|
|
// Record the currently active program so that we can access the uniform
|
|
// mapping table of that program.
|
|
GLctx.currentProgram = program;
|
|
};
|
|
var _emscripten_glUseProgram = _glUseProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glValidateProgram = (program) => {
|
|
GLctx.validateProgram(GL.programs[program]);
|
|
};
|
|
var _emscripten_glValidateProgram = _glValidateProgram;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib1f = (x0, x1) => GLctx.vertexAttrib1f(x0, x1);
|
|
var _emscripten_glVertexAttrib1f = _glVertexAttrib1f;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib1fv = (index, v) => {
|
|
|
|
GLctx.vertexAttrib1f(index, HEAPF32[v>>2]);
|
|
};
|
|
var _emscripten_glVertexAttrib1fv = _glVertexAttrib1fv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib2f = (x0, x1, x2) => GLctx.vertexAttrib2f(x0, x1, x2);
|
|
var _emscripten_glVertexAttrib2f = _glVertexAttrib2f;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib2fv = (index, v) => {
|
|
|
|
GLctx.vertexAttrib2f(index, HEAPF32[v>>2], HEAPF32[v+4>>2]);
|
|
};
|
|
var _emscripten_glVertexAttrib2fv = _glVertexAttrib2fv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib3f = (x0, x1, x2, x3) => GLctx.vertexAttrib3f(x0, x1, x2, x3);
|
|
var _emscripten_glVertexAttrib3f = _glVertexAttrib3f;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib3fv = (index, v) => {
|
|
|
|
GLctx.vertexAttrib3f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2]);
|
|
};
|
|
var _emscripten_glVertexAttrib3fv = _glVertexAttrib3fv;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib4f = (x0, x1, x2, x3, x4) => GLctx.vertexAttrib4f(x0, x1, x2, x3, x4);
|
|
var _emscripten_glVertexAttrib4f = _glVertexAttrib4f;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttrib4fv = (index, v) => {
|
|
|
|
GLctx.vertexAttrib4f(index, HEAPF32[v>>2], HEAPF32[v+4>>2], HEAPF32[v+8>>2], HEAPF32[v+12>>2]);
|
|
};
|
|
var _emscripten_glVertexAttrib4fv = _glVertexAttrib4fv;
|
|
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttribDivisor = (index, divisor) => {
|
|
GLctx.vertexAttribDivisor(index, divisor);
|
|
};
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttribDivisorANGLE = _glVertexAttribDivisor;
|
|
var _emscripten_glVertexAttribDivisorANGLE = _glVertexAttribDivisorANGLE;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glVertexAttribPointer = (index, size, type, normalized, stride, ptr) => {
|
|
GLctx.vertexAttribPointer(index, size, type, !!normalized, stride, ptr);
|
|
};
|
|
var _emscripten_glVertexAttribPointer = _glVertexAttribPointer;
|
|
|
|
/** @suppress {duplicate } */
|
|
var _glViewport = (x0, x1, x2, x3) => GLctx.viewport(x0, x1, x2, x3);
|
|
var _emscripten_glViewport = _glViewport;
|
|
|
|
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) => {
|
|
return Math.ceil(size / alignment) * alignment;
|
|
};
|
|
|
|
var growMemory = (size) => {
|
|
var b = wasmMemory.buffer;
|
|
var pages = ((size - b.byteLength + 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) {
|
|
}
|
|
// 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.
|
|
|
|
// 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) {
|
|
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;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
/** @suppress {checkTypes} */
|
|
var _emscripten_sample_gamepad_data = () => {
|
|
try {
|
|
if (navigator.getGamepads) return (JSEvents.lastGamepadState = navigator.getGamepads())
|
|
? 0 : -1;
|
|
} catch(e) {
|
|
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 = event) => {
|
|
// Note: This is always called on the main browser thread, since it needs synchronously return a value!
|
|
var confirmationMessage = getWasmTableEntry(callbackfunc)(eventTypeId, 0, userData);
|
|
|
|
if (confirmationMessage) {
|
|
confirmationMessage = UTF8ToString(confirmationMessage);
|
|
}
|
|
if (confirmationMessage) {
|
|
e.preventDefault();
|
|
e.returnValue = confirmationMessage;
|
|
return confirmationMessage;
|
|
}
|
|
};
|
|
|
|
var eventHandler = {
|
|
target: findEventTarget(target),
|
|
eventTypeString,
|
|
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) => {
|
|
JSEvents.focusEvent ||= _malloc(256);
|
|
|
|
var focusEventHandlerFunc = (e = event) => {
|
|
var nodeName = JSEvents.getNodeNameForTarget(e.target);
|
|
var id = e.target.id ? e.target.id : '';
|
|
|
|
var focusEvent = JSEvents.focusEvent;
|
|
stringToUTF8(nodeName, focusEvent + 0, 128);
|
|
stringToUTF8(id, focusEvent + 128, 128);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, focusEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target: findEventTarget(target),
|
|
eventTypeString,
|
|
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 fillFullscreenChangeEventData = (eventStruct) => {
|
|
var fullscreenElement = document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement;
|
|
var isFullscreen = !!fullscreenElement;
|
|
// Assigning a boolean to HEAP32 with expected type coercion.
|
|
/** @suppress{checkTypes} */
|
|
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 ? reportedElement.clientWidth : 0;
|
|
HEAP32[(((eventStruct)+(264))>>2)] = reportedElement ? reportedElement.clientHeight : 0;
|
|
HEAP32[(((eventStruct)+(268))>>2)] = screen.width;
|
|
HEAP32[(((eventStruct)+(272))>>2)] = screen.height;
|
|
if (isFullscreen) {
|
|
JSEvents.previousFullscreenElement = fullscreenElement;
|
|
}
|
|
};
|
|
|
|
|
|
var registerFullscreenChangeEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => {
|
|
JSEvents.fullscreenChangeEvent ||= _malloc(276);
|
|
|
|
var fullscreenChangeEventhandlerFunc = (e = event) => {
|
|
var fullscreenChangeEvent = JSEvents.fullscreenChangeEvent;
|
|
|
|
fillFullscreenChangeEventData(fullscreenChangeEvent);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, fullscreenChangeEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target,
|
|
eventTypeString,
|
|
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;
|
|
|
|
// Unprefixed Fullscreen API shipped in Chromium 71 (https://bugs.chromium.org/p/chromium/issues/detail?id=383813)
|
|
// As of Safari 13.0.3 on macOS Catalina 10.15.1 still ships with prefixed webkitfullscreenchange. TODO: revisit this check once Safari ships unprefixed version.
|
|
registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "webkitfullscreenchange", targetThread);
|
|
|
|
return registerFullscreenChangeEventCallback(target, userData, useCapture, callbackfunc, 19, "fullscreenchange", targetThread);
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
var registerGamepadEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => {
|
|
JSEvents.gamepadEvent ||= _malloc(1240);
|
|
|
|
var gamepadEventHandlerFunc = (e = event) => {
|
|
var gamepadEvent = JSEvents.gamepadEvent;
|
|
fillGamepadEventData(gamepadEvent, e["gamepad"]);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, gamepadEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target: findEventTarget(target),
|
|
allowsDeferredCalls: true,
|
|
eventTypeString,
|
|
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) => {
|
|
JSEvents.keyEvent ||= _malloc(160);
|
|
|
|
var keyEventHandlerFunc = (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,
|
|
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_arg = (func, arg, fps, simulateInfiniteLoop) => {
|
|
var iterFunc = () => getWasmTableEntry(func)(arg);
|
|
setMainLoop(iterFunc, fps, simulateInfiniteLoop, arg);
|
|
};
|
|
|
|
|
|
var fillMouseEventData = (eventStruct, e, target) => {
|
|
HEAPF64[((eventStruct)>>3)] = e.timeStamp;
|
|
var idx = ((eventStruct)>>2);
|
|
HEAP32[idx + 2] = e.screenX;
|
|
HEAP32[idx + 3] = e.screenY;
|
|
HEAP32[idx + 4] = e.clientX;
|
|
HEAP32[idx + 5] = e.clientY;
|
|
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) => {
|
|
JSEvents.mouseEvent ||= _malloc(64);
|
|
target = findEventTarget(target);
|
|
|
|
var mouseEventHandlerFunc = (e = event) => {
|
|
// TODO: Make this access thread safe, or this could update live while app is reading it.
|
|
fillMouseEventData(JSEvents.mouseEvent, e, target);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, JSEvents.mouseEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target,
|
|
allowsDeferredCalls: eventTypeString != 'mousemove' && eventTypeString != 'mouseenter' && eventTypeString != 'mouseleave', // Mouse move events do not allow fullscreen/pointer lock requests to be handled in them!
|
|
eventTypeString,
|
|
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_mouseenter_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerMouseEventCallback(target, userData, useCapture, callbackfunc, 33, "mouseenter", targetThread);
|
|
|
|
var _emscripten_set_mouseleave_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerMouseEventCallback(target, userData, useCapture, callbackfunc, 34, "mouseleave", 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 fillPointerlockChangeEventData = (eventStruct) => {
|
|
var pointerLockElement = document.pointerLockElement || document.mozPointerLockElement || document.webkitPointerLockElement || document.msPointerLockElement;
|
|
var isPointerlocked = !!pointerLockElement;
|
|
// Assigning a boolean to HEAP32 with expected type coercion.
|
|
/** @suppress{checkTypes} */
|
|
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) => {
|
|
JSEvents.pointerlockChangeEvent ||= _malloc(257);
|
|
|
|
var pointerlockChangeEventHandlerFunc = (e = event) => {
|
|
var pointerlockChangeEvent = JSEvents.pointerlockChangeEvent;
|
|
fillPointerlockChangeEventData(pointerlockChangeEvent);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, pointerlockChangeEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target,
|
|
eventTypeString,
|
|
callbackfunc,
|
|
handlerFunc: pointerlockChangeEventHandlerFunc,
|
|
useCapture
|
|
};
|
|
return JSEvents.registerOrRemoveHandler(eventHandler);
|
|
};
|
|
|
|
/** @suppress {missingProperties} */
|
|
var _emscripten_set_pointerlockchange_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) => {
|
|
// TODO: Currently not supported in pthreads or in --proxy-to-worker mode. (In pthreads mode, document object is not defined)
|
|
if (!document || !document.body || (!document.body.requestPointerLock && !document.body.mozRequestPointerLock && !document.body.webkitRequestPointerLock && !document.body.msRequestPointerLock)) {
|
|
return -1;
|
|
}
|
|
|
|
target = findEventTarget(target);
|
|
if (!target) return -4;
|
|
registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "mozpointerlockchange", targetThread);
|
|
registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "webkitpointerlockchange", targetThread);
|
|
registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "mspointerlockchange", targetThread);
|
|
return registerPointerlockChangeEventCallback(target, userData, useCapture, callbackfunc, 20, "pointerlockchange", targetThread);
|
|
};
|
|
|
|
|
|
|
|
|
|
var registerUiEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => {
|
|
JSEvents.uiEvent ||= _malloc(36);
|
|
|
|
target = findEventTarget(target);
|
|
|
|
var uiEventHandlerFunc = (e = event) => {
|
|
if (e.target != target) {
|
|
// Never take ui events such as scroll via a 'bubbled' route, but always from the direct element that
|
|
// was targeted. Otherwise e.g. if app logs a message in response to a page scroll, the Emscripten log
|
|
// message box could cause to scroll, generating a new (bubbled) scroll message, causing a new log print,
|
|
// causing a new scroll, etc..
|
|
return;
|
|
}
|
|
var b = document.body; // Take document.body to a variable, Closure compiler does not outline access to it on its own.
|
|
if (!b) {
|
|
// During a page unload 'body' can be null, with "Cannot read property 'clientWidth' of null" being thrown
|
|
return;
|
|
}
|
|
var uiEvent = JSEvents.uiEvent;
|
|
HEAP32[((uiEvent)>>2)] = 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,
|
|
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 registerTouchEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => {
|
|
JSEvents.touchEvent ||= _malloc(1552);
|
|
|
|
target = findEventTarget(target);
|
|
|
|
var touchEventHandlerFunc = (e) => {
|
|
var t, touches = {}, et = e.touches;
|
|
// To ease marshalling different kinds of touches that browser reports (all touches are listed in e.touches,
|
|
// only changed touches in e.changedTouches, and touches on target at a.targetTouches), mark a boolean in
|
|
// each Touch object so that we can later loop only once over all touches we see to marshall over to Wasm.
|
|
|
|
for (let t of et) {
|
|
// Browser might recycle the generated Touch objects between each frame (Firefox on Android), so reset any
|
|
// changed/target states we may have set from previous frame.
|
|
t.isChanged = t.onTarget = 0;
|
|
touches[t.identifier] = t;
|
|
}
|
|
// Mark which touches are part of the changedTouches list.
|
|
for (let t of e.changedTouches) {
|
|
t.isChanged = 1;
|
|
touches[t.identifier] = t;
|
|
}
|
|
// Mark which touches are part of the targetTouches list.
|
|
for (let t of e.targetTouches) {
|
|
touches[t.identifier].onTarget = 1;
|
|
}
|
|
|
|
var touchEvent = JSEvents.touchEvent;
|
|
HEAPF64[((touchEvent)>>3)] = e.timeStamp;
|
|
HEAP8[touchEvent + 12] = e.ctrlKey;
|
|
HEAP8[touchEvent + 13] = e.shiftKey;
|
|
HEAP8[touchEvent + 14] = e.altKey;
|
|
HEAP8[touchEvent + 15] = e.metaKey;
|
|
var idx = touchEvent + 16;
|
|
var targetRect = getBoundingClientRect(target);
|
|
var numTouches = 0;
|
|
for (let t of Object.values(touches)) {
|
|
var idx32 = ((idx)>>2); // Pre-shift the ptr to index to HEAP32 to save code size
|
|
HEAP32[idx32 + 0] = t.identifier;
|
|
HEAP32[idx32 + 1] = t.screenX;
|
|
HEAP32[idx32 + 2] = t.screenY;
|
|
HEAP32[idx32 + 3] = t.clientX;
|
|
HEAP32[idx32 + 4] = t.clientY;
|
|
HEAP32[idx32 + 5] = t.pageX;
|
|
HEAP32[idx32 + 6] = t.pageY;
|
|
HEAP8[idx + 28] = t.isChanged;
|
|
HEAP8[idx + 29] = t.onTarget;
|
|
HEAP32[idx32 + 8] = t.clientX - (targetRect.left | 0);
|
|
HEAP32[idx32 + 9] = t.clientY - (targetRect.top | 0);
|
|
|
|
idx += 48;
|
|
|
|
if (++numTouches > 31) {
|
|
break;
|
|
}
|
|
}
|
|
HEAP32[(((touchEvent)+(8))>>2)] = numTouches;
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, touchEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target,
|
|
allowsDeferredCalls: eventTypeString == 'touchstart' || eventTypeString == 'touchend',
|
|
eventTypeString,
|
|
callbackfunc,
|
|
handlerFunc: touchEventHandlerFunc,
|
|
useCapture
|
|
};
|
|
return JSEvents.registerOrRemoveHandler(eventHandler);
|
|
};
|
|
var _emscripten_set_touchcancel_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerTouchEventCallback(target, userData, useCapture, callbackfunc, 25, "touchcancel", targetThread);
|
|
|
|
var _emscripten_set_touchend_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerTouchEventCallback(target, userData, useCapture, callbackfunc, 23, "touchend", targetThread);
|
|
|
|
var _emscripten_set_touchmove_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerTouchEventCallback(target, userData, useCapture, callbackfunc, 24, "touchmove", targetThread);
|
|
|
|
var _emscripten_set_touchstart_callback_on_thread = (target, userData, useCapture, callbackfunc, targetThread) =>
|
|
registerTouchEventCallback(target, userData, useCapture, callbackfunc, 22, "touchstart", 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) => {
|
|
JSEvents.visibilityChangeEvent ||= _malloc(8);
|
|
|
|
var visibilityChangeEventHandlerFunc = (e = event) => {
|
|
var visibilityChangeEvent = JSEvents.visibilityChangeEvent;
|
|
|
|
fillVisibilityChangeEventData(visibilityChangeEvent);
|
|
|
|
if (getWasmTableEntry(callbackfunc)(eventTypeId, visibilityChangeEvent, userData)) e.preventDefault();
|
|
};
|
|
|
|
var eventHandler = {
|
|
target,
|
|
eventTypeString,
|
|
callbackfunc,
|
|
handlerFunc: visibilityChangeEventHandlerFunc,
|
|
useCapture
|
|
};
|
|
return JSEvents.registerOrRemoveHandler(eventHandler);
|
|
};
|
|
|
|
var _emscripten_set_visibilitychange_callback_on_thread = (userData, useCapture, callbackfunc, targetThread) => {
|
|
return registerVisibilityChangeEventCallback(specialHTMLTargets[1], userData, useCapture, callbackfunc, 21, "visibilitychange", targetThread);
|
|
};
|
|
|
|
|
|
|
|
|
|
var registerWheelEventCallback = (target, userData, useCapture, callbackfunc, eventTypeId, eventTypeString, targetThread) => {
|
|
JSEvents.wheelEvent ||= _malloc(96);
|
|
|
|
// The DOM Level 3 events spec event 'wheel'
|
|
var wheelHandlerFunc = (e = event) => {
|
|
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,
|
|
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 = () => {
|
|
throw 'Please compile your program with async support in order to use asynchronous operations like emscripten_sleep';
|
|
};
|
|
|
|
var ENV = {
|
|
};
|
|
|
|
var getExecutableName = () => thisProgram || './this.program';
|
|
var getEnvStrings = () => {
|
|
if (!getEnvStrings.strings) {
|
|
// Default values.
|
|
// Browser language detection #8751
|
|
var lang = ((typeof navigator == 'object' && navigator.languages && navigator.languages[0]) || 'C').replace('-', '_') + '.UTF-8';
|
|
var env = {
|
|
'USER': 'web_user',
|
|
'LOGNAME': 'web_user',
|
|
'PATH': '/',
|
|
'PWD': '/',
|
|
'HOME': '/home/web_user',
|
|
'LANG': lang,
|
|
'_': getExecutableName()
|
|
};
|
|
// Apply the user-provided values, if any.
|
|
for (var x in ENV) {
|
|
// x is a key in ENV; if ENV[x] is undefined, that means it was
|
|
// explicitly set to be so. We allow user code to do that to
|
|
// force variables with default values to remain unset.
|
|
if (ENV[x] === undefined) delete env[x];
|
|
else env[x] = ENV[x];
|
|
}
|
|
var strings = [];
|
|
for (var x in env) {
|
|
strings.push(`${x}=${env[x]}`);
|
|
}
|
|
getEnvStrings.strings = strings;
|
|
}
|
|
return getEnvStrings.strings;
|
|
};
|
|
|
|
var stringToAscii = (str, buffer) => {
|
|
for (var i = 0; i < str.length; ++i) {
|
|
HEAP8[buffer++] = str.charCodeAt(i);
|
|
}
|
|
// Null-terminate the string
|
|
HEAP8[buffer] = 0;
|
|
};
|
|
var _environ_get = (__environ, environ_buf) => {
|
|
var bufSize = 0;
|
|
getEnvStrings().forEach((string, i) => {
|
|
var ptr = environ_buf + bufSize;
|
|
HEAPU32[(((__environ)+(i*4))>>2)] = ptr;
|
|
stringToAscii(string, ptr);
|
|
bufSize += string.length + 1;
|
|
});
|
|
return 0;
|
|
};
|
|
|
|
var _environ_sizes_get = (penviron_count, penviron_buf_size) => {
|
|
var strings = getEnvStrings();
|
|
HEAPU32[((penviron_count)>>2)] = strings.length;
|
|
var bufSize = 0;
|
|
strings.forEach((string) => bufSize += string.length + 1);
|
|
HEAPU32[((penviron_buf_size)>>2)] = bufSize;
|
|
return 0;
|
|
};
|
|
|
|
|
|
function _fd_close(fd) {
|
|
try {
|
|
|
|
var stream = SYSCALLS.getStreamFromFD(fd);
|
|
FS.close(stream);
|
|
return 0;
|
|
} catch (e) {
|
|
if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e;
|
|
return e.errno;
|
|
}
|
|
}
|
|
|
|
/** @param {number=} offset */
|
|
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 61;
|
|
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 listenOnce = (object, event, func) =>
|
|
object.addEventListener(event, func, { 'once': true });
|
|
/** @param {Object=} elements */
|
|
var autoResumeAudioContext = (ctx, elements) => {
|
|
if (!elements) {
|
|
elements = [document, document.getElementById('canvas')];
|
|
}
|
|
['keydown', 'mousedown', 'touchstart'].forEach((event) => {
|
|
elements.forEach((element) => {
|
|
if (element) {
|
|
listenOnce(element, event, () => {
|
|
if (ctx.state === 'suspended') ctx.resume();
|
|
});
|
|
}
|
|
});
|
|
});
|
|
};
|
|
|
|
var dynCall = (sig, ptr, args = [], promising = false) => {
|
|
var func = getWasmTableEntry(ptr);
|
|
var rtn = func(...args);
|
|
return rtn;
|
|
};
|
|
|
|
|
|
|
|
|
|
var getCFunc = (ident) => {
|
|
var func = Module['_' + ident]; // closure exported function
|
|
return func;
|
|
};
|
|
|
|
var writeArrayToMemory = (array, buffer) => {
|
|
HEAP8.set(array, buffer);
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* @param {string|null=} returnType
|
|
* @param {Array=} argTypes
|
|
* @param {Arguments|Array=} args
|
|
* @param {Object=} opts
|
|
*/
|
|
var ccall = (ident, returnType, argTypes, args, opts) => {
|
|
// For fast lookup of conversion functions
|
|
var toC = {
|
|
'string': (str) => {
|
|
var ret = 0;
|
|
if (str !== null && str !== undefined && str !== 0) { // null string
|
|
ret = stringToUTF8OnStack(str);
|
|
}
|
|
return ret;
|
|
},
|
|
'array': (arr) => {
|
|
var ret = stackAlloc(arr.length);
|
|
writeArrayToMemory(arr, ret);
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
function convertReturnValue(ret) {
|
|
if (returnType === 'string') {
|
|
return UTF8ToString(ret);
|
|
}
|
|
if (returnType === 'boolean') return Boolean(ret);
|
|
return ret;
|
|
}
|
|
|
|
var func = getCFunc(ident);
|
|
var cArgs = [];
|
|
var stack = 0;
|
|
if (args) {
|
|
for (var i = 0; i < args.length; i++) {
|
|
var converter = toC[argTypes[i]];
|
|
if (converter) {
|
|
if (stack === 0) stack = stackSave();
|
|
cArgs[i] = converter(args[i]);
|
|
} else {
|
|
cArgs[i] = args[i];
|
|
}
|
|
}
|
|
}
|
|
var ret = func(...cArgs);
|
|
function onDone(ret) {
|
|
if (stack !== 0) stackRestore(stack);
|
|
return convertReturnValue(ret);
|
|
}
|
|
|
|
ret = onDone(ret);
|
|
return ret;
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* @param {string=} returnType
|
|
* @param {Array=} argTypes
|
|
* @param {Object=} opts
|
|
*/
|
|
var cwrap = (ident, returnType, argTypes, opts) => {
|
|
// When the function takes numbers and returns a number, we can just return
|
|
// the original function
|
|
var numericArgs = !argTypes || argTypes.every((type) => type === 'number' || type === 'boolean');
|
|
var numericRet = returnType !== 'string';
|
|
if (numericRet && numericArgs && !opts) {
|
|
return getCFunc(ident);
|
|
}
|
|
return (...args) => ccall(ident, returnType, argTypes, args, opts);
|
|
};
|
|
|
|
|
|
var uleb128Encode = (n, target) => {
|
|
if (n < 128) {
|
|
target.push(n);
|
|
} else {
|
|
target.push((n % 128) | 128, n >> 7);
|
|
}
|
|
};
|
|
|
|
var sigToWasmTypes = (sig) => {
|
|
var typeNames = {
|
|
'i': 'i32',
|
|
'j': 'i64',
|
|
'f': 'f32',
|
|
'd': 'f64',
|
|
'e': 'externref',
|
|
'p': 'i32',
|
|
};
|
|
var type = {
|
|
parameters: [],
|
|
results: sig[0] == 'v' ? [] : [typeNames[sig[0]]]
|
|
};
|
|
for (var i = 1; i < sig.length; ++i) {
|
|
type.parameters.push(typeNames[sig[i]]);
|
|
}
|
|
return type;
|
|
};
|
|
|
|
var generateFuncType = (sig, target) => {
|
|
var sigRet = sig.slice(0, 1);
|
|
var sigParam = sig.slice(1);
|
|
var typeCodes = {
|
|
'i': 0x7f, // i32
|
|
'p': 0x7f, // i32
|
|
'j': 0x7e, // i64
|
|
'f': 0x7d, // f32
|
|
'd': 0x7c, // f64
|
|
'e': 0x6f, // externref
|
|
};
|
|
|
|
// Parameters, length + signatures
|
|
target.push(0x60 /* form: func */);
|
|
uleb128Encode(sigParam.length, target);
|
|
for (var paramType of sigParam) {
|
|
target.push(typeCodes[paramType]);
|
|
}
|
|
|
|
// Return values, length + signatures
|
|
// With no multi-return in MVP, either 0 (void) or 1 (anything else)
|
|
if (sigRet == 'v') {
|
|
target.push(0x00);
|
|
} else {
|
|
target.push(0x01, typeCodes[sigRet]);
|
|
}
|
|
};
|
|
var convertJsFunctionToWasm = (func, sig) => {
|
|
|
|
// If the type reflection proposal is available, use the new
|
|
// "WebAssembly.Function" constructor.
|
|
// Otherwise, construct a minimal wasm module importing the JS function and
|
|
// re-exporting it.
|
|
if (typeof WebAssembly.Function == "function") {
|
|
return new WebAssembly.Function(sigToWasmTypes(sig), func);
|
|
}
|
|
|
|
// The module is static, with the exception of the type section, which is
|
|
// generated based on the signature passed in.
|
|
var typeSectionBody = [
|
|
0x01, // count: 1
|
|
];
|
|
generateFuncType(sig, typeSectionBody);
|
|
|
|
// Rest of the module is static
|
|
var bytes = [
|
|
0x00, 0x61, 0x73, 0x6d, // magic ("\0asm")
|
|
0x01, 0x00, 0x00, 0x00, // version: 1
|
|
0x01, // Type section code
|
|
];
|
|
// Write the overall length of the type section followed by the body
|
|
uleb128Encode(typeSectionBody.length, bytes);
|
|
bytes.push(...typeSectionBody);
|
|
|
|
// The rest of the module is static
|
|
bytes.push(
|
|
0x02, 0x07, // import section
|
|
// (import "e" "f" (func 0 (type 0)))
|
|
0x01, 0x01, 0x65, 0x01, 0x66, 0x00, 0x00,
|
|
0x07, 0x05, // export section
|
|
// (export "f" (func 0 (type 0)))
|
|
0x01, 0x01, 0x66, 0x00, 0x00,
|
|
);
|
|
|
|
// We can compile this wasm module synchronously because it is very small.
|
|
// This accepts an import (at "e.f"), that it reroutes to an export (at "f")
|
|
var module = new WebAssembly.Module(new Uint8Array(bytes));
|
|
var instance = new WebAssembly.Instance(module, { 'e': { 'f': func } });
|
|
var wrappedFunc = instance.exports['f'];
|
|
return wrappedFunc;
|
|
};
|
|
|
|
|
|
var updateTableMap = (offset, count) => {
|
|
if (functionsInTableMap) {
|
|
for (var i = offset; i < offset + count; i++) {
|
|
var item = getWasmTableEntry(i);
|
|
// Ignore null values.
|
|
if (item) {
|
|
functionsInTableMap.set(item, i);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
var functionsInTableMap;
|
|
|
|
var getFunctionAddress = (func) => {
|
|
// First, create the map if this is the first use.
|
|
if (!functionsInTableMap) {
|
|
functionsInTableMap = new WeakMap();
|
|
updateTableMap(0, wasmTable.length);
|
|
}
|
|
return functionsInTableMap.get(func) || 0;
|
|
};
|
|
|
|
|
|
var freeTableIndexes = [];
|
|
|
|
var getEmptyTableSlot = () => {
|
|
// Reuse a free index if there is one, otherwise grow.
|
|
if (freeTableIndexes.length) {
|
|
return freeTableIndexes.pop();
|
|
}
|
|
// Grow the table
|
|
try {
|
|
/** @suppress {checkTypes} */
|
|
wasmTable.grow(1);
|
|
} catch (err) {
|
|
if (!(err instanceof RangeError)) {
|
|
throw err;
|
|
}
|
|
throw 'Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.';
|
|
}
|
|
return wasmTable.length - 1;
|
|
};
|
|
|
|
/** @suppress{checkTypes} */
|
|
var setWasmTableEntry = (idx, func) => wasmTable.set(idx, func);
|
|
/** @param {string=} sig */
|
|
var addFunction = (func, sig) => {
|
|
// Check if the function is already in the table, to ensure each function
|
|
// gets a unique index.
|
|
var rtn = getFunctionAddress(func);
|
|
if (rtn) {
|
|
return rtn;
|
|
}
|
|
|
|
// It's not in the table, add it now.
|
|
|
|
var ret = getEmptyTableSlot();
|
|
|
|
// Set the new value.
|
|
try {
|
|
// Attempting to call this with JS function will cause of table.set() to fail
|
|
setWasmTableEntry(ret, func);
|
|
} catch (err) {
|
|
if (!(err instanceof TypeError)) {
|
|
throw err;
|
|
}
|
|
var wrapped = convertJsFunctionToWasm(func, sig);
|
|
setWasmTableEntry(ret, wrapped);
|
|
}
|
|
|
|
functionsInTableMap.set(func, ret);
|
|
|
|
return ret;
|
|
};
|
|
|
|
|
|
|
|
var FS_createPath = FS.createPath;
|
|
|
|
|
|
|
|
var FS_unlink = (path) => FS.unlink(path);
|
|
|
|
var FS_createLazyFile = FS.createLazyFile;
|
|
|
|
var FS_createDevice = FS.createDevice;
|
|
|
|
FS.createPreloadedFile = FS_createPreloadedFile;
|
|
FS.staticInit();
|
|
// Set module methods based on EXPORTED_RUNTIME_METHODS
|
|
Module['FS_createPath'] = FS.createPath;
|
|
Module['FS_createDataFile'] = FS.createDataFile;
|
|
Module['FS_createPreloadedFile'] = FS.createPreloadedFile;
|
|
Module['FS_unlink'] = FS.unlink;
|
|
Module['FS_createLazyFile'] = FS.createLazyFile;
|
|
Module['FS_createDevice'] = FS.createDevice;
|
|
;
|
|
|
|
// This error may happen quite a bit. To avoid overhead we reuse it (and
|
|
// suffer a lack of stack info).
|
|
MEMFS.doesNotExistError = new FS.ErrnoError(44);
|
|
/** @suppress {checkTypes} */
|
|
MEMFS.doesNotExistError.stack = '<generic error, no stack>';
|
|
;
|
|
|
|
// exports
|
|
Module['requestFullscreen'] = Browser.requestFullscreen;
|
|
Module['setCanvasSize'] = Browser.setCanvasSize;
|
|
Module['getUserMedia'] = Browser.getUserMedia;
|
|
Module['createContext'] = Browser.createContext;
|
|
;
|
|
|
|
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
|
|
|
|
var ASM_CONSTS = {
|
|
168452: ($0) => { var str = UTF8ToString($0) + '\n\n' + 'Abort/Retry/Ignore/AlwaysIgnore? [ariA] :'; var reply = window.prompt(str, "i"); if (reply === null) { reply = "i"; } return allocate(intArrayFromString(reply), 'i8', ALLOC_NORMAL); },
|
|
168677: () => { if (typeof(AudioContext) !== 'undefined') { return true; } else if (typeof(webkitAudioContext) !== 'undefined') { return true; } return false; },
|
|
168824: () => { if ((typeof(navigator.mediaDevices) !== 'undefined') && (typeof(navigator.mediaDevices.getUserMedia) !== 'undefined')) { return true; } else if (typeof(navigator.webkitGetUserMedia) !== 'undefined') { return true; } return false; },
|
|
169058: ($0) => { if(typeof(Module['SDL2']) === 'undefined') { Module['SDL2'] = {}; } var SDL2 = Module['SDL2']; if (!$0) { SDL2.audio = {}; } else { SDL2.capture = {}; } if (!SDL2.audioContext) { if (typeof(AudioContext) !== 'undefined') { SDL2.audioContext = new AudioContext(); } else if (typeof(webkitAudioContext) !== 'undefined') { SDL2.audioContext = new webkitAudioContext(); } if (SDL2.audioContext) { if ((typeof navigator.userActivation) === 'undefined') { autoResumeAudioContext(SDL2.audioContext); } } } return SDL2.audioContext === undefined ? -1 : 0; },
|
|
169610: () => { var SDL2 = Module['SDL2']; return SDL2.audioContext.sampleRate; },
|
|
169678: ($0, $1, $2, $3) => { var SDL2 = Module['SDL2']; var have_microphone = function(stream) { if (SDL2.capture.silenceTimer !== undefined) { clearInterval(SDL2.capture.silenceTimer); SDL2.capture.silenceTimer = undefined; SDL2.capture.silenceBuffer = undefined } SDL2.capture.mediaStreamNode = SDL2.audioContext.createMediaStreamSource(stream); SDL2.capture.scriptProcessorNode = SDL2.audioContext.createScriptProcessor($1, $0, 1); SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) { if ((SDL2 === undefined) || (SDL2.capture === undefined)) { return; } audioProcessingEvent.outputBuffer.getChannelData(0).fill(0.0); SDL2.capture.currentCaptureBuffer = audioProcessingEvent.inputBuffer; dynCall('vi', $2, [$3]); }; SDL2.capture.mediaStreamNode.connect(SDL2.capture.scriptProcessorNode); SDL2.capture.scriptProcessorNode.connect(SDL2.audioContext.destination); SDL2.capture.stream = stream; }; var no_microphone = function(error) { }; SDL2.capture.silenceBuffer = SDL2.audioContext.createBuffer($0, $1, SDL2.audioContext.sampleRate); SDL2.capture.silenceBuffer.getChannelData(0).fill(0.0); var silence_callback = function() { SDL2.capture.currentCaptureBuffer = SDL2.capture.silenceBuffer; dynCall('vi', $2, [$3]); }; SDL2.capture.silenceTimer = setInterval(silence_callback, ($1 / SDL2.audioContext.sampleRate) * 1000); if ((navigator.mediaDevices !== undefined) && (navigator.mediaDevices.getUserMedia !== undefined)) { navigator.mediaDevices.getUserMedia({ audio: true, video: false }).then(have_microphone).catch(no_microphone); } else if (navigator.webkitGetUserMedia !== undefined) { navigator.webkitGetUserMedia({ audio: true, video: false }, have_microphone, no_microphone); } },
|
|
171371: ($0, $1, $2, $3) => { var SDL2 = Module['SDL2']; SDL2.audio.scriptProcessorNode = SDL2.audioContext['createScriptProcessor']($1, 0, $0); SDL2.audio.scriptProcessorNode['onaudioprocess'] = function (e) { if ((SDL2 === undefined) || (SDL2.audio === undefined)) { return; } if (SDL2.audio.silenceTimer !== undefined) { clearInterval(SDL2.audio.silenceTimer); SDL2.audio.silenceTimer = undefined; SDL2.audio.silenceBuffer = undefined; } SDL2.audio.currentOutputBuffer = e['outputBuffer']; dynCall('vi', $2, [$3]); }; SDL2.audio.scriptProcessorNode['connect'](SDL2.audioContext['destination']); if (SDL2.audioContext.state === 'suspended') { SDL2.audio.silenceBuffer = SDL2.audioContext.createBuffer($0, $1, SDL2.audioContext.sampleRate); SDL2.audio.silenceBuffer.getChannelData(0).fill(0.0); var silence_callback = function() { if ((typeof navigator.userActivation) !== 'undefined') { if (navigator.userActivation.hasBeenActive) { SDL2.audioContext.resume(); } } SDL2.audio.currentOutputBuffer = SDL2.audio.silenceBuffer; dynCall('vi', $2, [$3]); SDL2.audio.currentOutputBuffer = undefined; }; SDL2.audio.silenceTimer = setInterval(silence_callback, ($1 / SDL2.audioContext.sampleRate) * 1000); } },
|
|
172546: ($0, $1) => { var SDL2 = Module['SDL2']; var numChannels = SDL2.capture.currentCaptureBuffer.numberOfChannels; for (var c = 0; c < numChannels; ++c) { var channelData = SDL2.capture.currentCaptureBuffer.getChannelData(c); if (channelData.length != $1) { throw 'Web Audio capture buffer length mismatch! Destination size: ' + channelData.length + ' samples vs expected ' + $1 + ' samples!'; } if (numChannels == 1) { for (var j = 0; j < $1; ++j) { setValue($0 + (j * 4), channelData[j], 'float'); } } else { for (var j = 0; j < $1; ++j) { setValue($0 + (((j * numChannels) + c) * 4), channelData[j], 'float'); } } } },
|
|
173151: ($0, $1) => { var SDL2 = Module['SDL2']; var buf = $0 >>> 2; var numChannels = SDL2.audio.currentOutputBuffer['numberOfChannels']; for (var c = 0; c < numChannels; ++c) { var channelData = SDL2.audio.currentOutputBuffer['getChannelData'](c); if (channelData.length != $1) { throw 'Web Audio output buffer length mismatch! Destination size: ' + channelData.length + ' samples vs expected ' + $1 + ' samples!'; } for (var j = 0; j < $1; ++j) { channelData[j] = HEAPF32[buf + (j*numChannels + c)]; } } },
|
|
173640: ($0) => { var SDL2 = Module['SDL2']; if ($0) { if (SDL2.capture.silenceTimer !== undefined) { clearInterval(SDL2.capture.silenceTimer); } if (SDL2.capture.stream !== undefined) { var tracks = SDL2.capture.stream.getAudioTracks(); for (var i = 0; i < tracks.length; i++) { SDL2.capture.stream.removeTrack(tracks[i]); } } if (SDL2.capture.scriptProcessorNode !== undefined) { SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {}; SDL2.capture.scriptProcessorNode.disconnect(); } if (SDL2.capture.mediaStreamNode !== undefined) { SDL2.capture.mediaStreamNode.disconnect(); } SDL2.capture = undefined; } else { if (SDL2.audio.scriptProcessorNode != undefined) { SDL2.audio.scriptProcessorNode.disconnect(); } if (SDL2.audio.silenceTimer !== undefined) { clearInterval(SDL2.audio.silenceTimer); } SDL2.audio = undefined; } if ((SDL2.audioContext !== undefined) && (SDL2.audio === undefined) && (SDL2.capture === undefined)) { SDL2.audioContext.close(); SDL2.audioContext = undefined; } },
|
|
174646: ($0, $1, $2) => { var w = $0; var h = $1; var pixels = $2; if (!Module['SDL2']) Module['SDL2'] = {}; var SDL2 = Module['SDL2']; if (SDL2.ctxCanvas !== Module['canvas']) { SDL2.ctx = Module['createContext'](Module['canvas'], false, true); SDL2.ctxCanvas = Module['canvas']; } if (SDL2.w !== w || SDL2.h !== h || SDL2.imageCtx !== SDL2.ctx) { SDL2.image = SDL2.ctx.createImageData(w, h); SDL2.w = w; SDL2.h = h; SDL2.imageCtx = SDL2.ctx; } var data = SDL2.image.data; var src = pixels / 4; var dst = 0; var num; if (typeof CanvasPixelArray !== 'undefined' && data instanceof CanvasPixelArray) { num = data.length; while (dst < num) { var val = HEAP32[src]; data[dst ] = val & 0xff; data[dst+1] = (val >> 8) & 0xff; data[dst+2] = (val >> 16) & 0xff; data[dst+3] = 0xff; src++; dst += 4; } } else { if (SDL2.data32Data !== data) { SDL2.data32 = new Int32Array(data.buffer); SDL2.data8 = new Uint8Array(data.buffer); SDL2.data32Data = data; } var data32 = SDL2.data32; num = data32.length; data32.set(HEAP32.subarray(src, src + num)); var data8 = SDL2.data8; var i = 3; var j = i + 4*num; if (num % 8 == 0) { while (i < j) { data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; data8[i] = 0xff; i = i + 4 | 0; } } else { while (i < j) { data8[i] = 0xff; i = i + 4 | 0; } } } SDL2.ctx.putImageData(SDL2.image, 0, 0); },
|
|
176114: ($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 dst = 0; var num; if (typeof CanvasPixelArray !== 'undefined' && data instanceof CanvasPixelArray) { num = data.length; while (dst < num) { var val = HEAP32[src]; data[dst ] = val & 0xff; data[dst+1] = (val >> 8) & 0xff; data[dst+2] = (val >> 16) & 0xff; data[dst+3] = (val >> 24) & 0xff; src++; dst += 4; } } else { var data32 = new Int32Array(data.buffer); num = data32.length; data32.set(HEAP32.subarray(src, src + num)); } ctx.putImageData(image, 0, 0); var url = hot_x === 0 && hot_y === 0 ? "url(" + canvas.toDataURL() + "), auto" : "url(" + canvas.toDataURL() + ") " + hot_x + " " + hot_y + ", auto"; var urlBuf = _malloc(url.length + 1); stringToUTF8(url, urlBuf, url.length + 1); return urlBuf; },
|
|
177102: ($0) => { if (Module['canvas']) { Module['canvas'].style['cursor'] = UTF8ToString($0); } },
|
|
177185: () => { if (Module['canvas']) { Module['canvas'].style['cursor'] = 'none'; } },
|
|
177254: () => { return window.innerWidth; },
|
|
177284: () => { return window.innerHeight; }
|
|
};
|
|
function emscripten_getrandom(buf,buflen) { try { let buffer = HEAPU8.subarray(buf, buf + buflen); self.crypto.getRandomValues(buffer); return buflen; } catch (e) { return -1; } }
|
|
function js_log_callback(message) { if (typeof window !== 'undefined') { window.dispatchEvent(new CustomEvent('lvgl-log', { detail: UTF8ToString(message) })); } }
|
|
function js_render_error(message) { if (typeof window !== 'undefined') { window.dispatchEvent(new CustomEvent('lvgl-render-error', { detail: UTF8ToString(message) })); } }
|
|
function js_xml_is_rendered() { if (typeof window !== 'undefined') { window.dispatchEvent(new CustomEvent('xml-is-rendered')); } }
|
|
function js_dispatch_subject_event_int(name,value) { if (typeof window !== 'undefined' && window.previewStore) { const {setSubject} = window.previewStore.getState(); setSubject({ name: UTF8ToString(name), type: 'int', value: value }); } }
|
|
function js_dispatch_subject_event_string(name,value) { if (typeof window !== 'undefined' && window.previewStore) { const {setSubject} = window.previewStore.getState(); setSubject({ name: UTF8ToString(name), type: 'string', value: UTF8ToString(value) }); } }
|
|
function js_dispatch_subject_event_float(name,value) { if (typeof window !== 'undefined' && window.previewStore) { const {setSubject} = window.previewStore.getState(); setSubject({ name: UTF8ToString(name), type: 'float', value: value }); } }
|
|
var wasmImports = {
|
|
/** @export */
|
|
__assert_fail: ___assert_fail,
|
|
/** @export */
|
|
__syscall_fcntl64: ___syscall_fcntl64,
|
|
/** @export */
|
|
__syscall_fstat64: ___syscall_fstat64,
|
|
/** @export */
|
|
__syscall_getdents64: ___syscall_getdents64,
|
|
/** @export */
|
|
__syscall_ioctl: ___syscall_ioctl,
|
|
/** @export */
|
|
__syscall_lstat64: ___syscall_lstat64,
|
|
/** @export */
|
|
__syscall_mkdirat: ___syscall_mkdirat,
|
|
/** @export */
|
|
__syscall_newfstatat: ___syscall_newfstatat,
|
|
/** @export */
|
|
__syscall_openat: ___syscall_openat,
|
|
/** @export */
|
|
__syscall_stat64: ___syscall_stat64,
|
|
/** @export */
|
|
clock_time_get: _clock_time_get,
|
|
/** @export */
|
|
eglBindAPI: _eglBindAPI,
|
|
/** @export */
|
|
eglChooseConfig: _eglChooseConfig,
|
|
/** @export */
|
|
eglCreateContext: _eglCreateContext,
|
|
/** @export */
|
|
eglCreateWindowSurface: _eglCreateWindowSurface,
|
|
/** @export */
|
|
eglDestroyContext: _eglDestroyContext,
|
|
/** @export */
|
|
eglDestroySurface: _eglDestroySurface,
|
|
/** @export */
|
|
eglGetConfigAttrib: _eglGetConfigAttrib,
|
|
/** @export */
|
|
eglGetDisplay: _eglGetDisplay,
|
|
/** @export */
|
|
eglGetError: _eglGetError,
|
|
/** @export */
|
|
eglInitialize: _eglInitialize,
|
|
/** @export */
|
|
eglMakeCurrent: _eglMakeCurrent,
|
|
/** @export */
|
|
eglQueryString: _eglQueryString,
|
|
/** @export */
|
|
eglSwapBuffers: _eglSwapBuffers,
|
|
/** @export */
|
|
eglSwapInterval: _eglSwapInterval,
|
|
/** @export */
|
|
eglTerminate: _eglTerminate,
|
|
/** @export */
|
|
eglWaitGL: _eglWaitGL,
|
|
/** @export */
|
|
eglWaitNative: _eglWaitNative,
|
|
/** @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_exit_fullscreen: _emscripten_exit_fullscreen,
|
|
/** @export */
|
|
emscripten_exit_pointerlock: _emscripten_exit_pointerlock,
|
|
/** @export */
|
|
emscripten_force_exit: _emscripten_force_exit,
|
|
/** @export */
|
|
emscripten_get_canvas_element_size: _emscripten_get_canvas_element_size,
|
|
/** @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_gamepad_status: _emscripten_get_gamepad_status,
|
|
/** @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_arg: _emscripten_set_main_loop_arg,
|
|
/** @export */
|
|
emscripten_set_mousedown_callback_on_thread: _emscripten_set_mousedown_callback_on_thread,
|
|
/** @export */
|
|
emscripten_set_mouseenter_callback_on_thread: _emscripten_set_mouseenter_callback_on_thread,
|
|
/** @export */
|
|
emscripten_set_mouseleave_callback_on_thread: _emscripten_set_mouseleave_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 */
|
|
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_touchcancel_callback_on_thread: _emscripten_set_touchcancel_callback_on_thread,
|
|
/** @export */
|
|
emscripten_set_touchend_callback_on_thread: _emscripten_set_touchend_callback_on_thread,
|
|
/** @export */
|
|
emscripten_set_touchmove_callback_on_thread: _emscripten_set_touchmove_callback_on_thread,
|
|
/** @export */
|
|
emscripten_set_touchstart_callback_on_thread: _emscripten_set_touchstart_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 */
|
|
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 */
|
|
js_dispatch_subject_event_float,
|
|
/** @export */
|
|
js_dispatch_subject_event_int,
|
|
/** @export */
|
|
js_dispatch_subject_event_string,
|
|
/** @export */
|
|
js_log_callback,
|
|
/** @export */
|
|
js_xml_is_rendered
|
|
};
|
|
var wasmExports = await createWasm();
|
|
var ___wasm_call_ctors = wasmExports['__wasm_call_ctors']
|
|
var _lvrt_initialize = Module['_lvrt_initialize'] = wasmExports['lvrt_initialize']
|
|
var _lvrt_initialize_headless = Module['_lvrt_initialize_headless'] = wasmExports['lvrt_initialize_headless']
|
|
var _malloc = Module['_malloc'] = wasmExports['malloc']
|
|
var _lvrt_process_data = Module['_lvrt_process_data'] = wasmExports['lvrt_process_data']
|
|
var _lvrt_xml_load_component_data = Module['_lvrt_xml_load_component_data'] = wasmExports['lvrt_xml_load_component_data']
|
|
var _lvrt_component_create = Module['_lvrt_component_create'] = wasmExports['lvrt_component_create']
|
|
var _lvrt_refresh = Module['_lvrt_refresh'] = wasmExports['lvrt_refresh']
|
|
var _lvrt_xml_load_translations = Module['_lvrt_xml_load_translations'] = wasmExports['lvrt_xml_load_translations']
|
|
var _lvrt_translation_set_language = Module['_lvrt_translation_set_language'] = wasmExports['lvrt_translation_set_language']
|
|
var _lvrt_get_view_type = Module['_lvrt_get_view_type'] = wasmExports['lvrt_get_view_type']
|
|
var _lvrt_get_obj_area = Module['_lvrt_get_obj_area'] = wasmExports['lvrt_get_obj_area']
|
|
var _lvrt_apply_style = Module['_lvrt_apply_style'] = wasmExports['lvrt_apply_style']
|
|
var _lvrt_set_subject = Module['_lvrt_set_subject'] = wasmExports['lvrt_set_subject']
|
|
var _lvrt_set_subject_int = Module['_lvrt_set_subject_int'] = wasmExports['lvrt_set_subject_int']
|
|
var _lvrt_set_subject_string = Module['_lvrt_set_subject_string'] = wasmExports['lvrt_set_subject_string']
|
|
var _lvrt_set_subject_float = Module['_lvrt_set_subject_float'] = wasmExports['lvrt_set_subject_float']
|
|
var _lvrt_subscribe_subject = Module['_lvrt_subscribe_subject'] = wasmExports['lvrt_subscribe_subject']
|
|
var _lvrt_resize_canvas = Module['_lvrt_resize_canvas'] = wasmExports['lvrt_resize_canvas']
|
|
var _lvrt_cleanup_runtime = Module['_lvrt_cleanup_runtime'] = wasmExports['lvrt_cleanup_runtime']
|
|
var _lvrt_play_timeline = Module['_lvrt_play_timeline'] = wasmExports['lvrt_play_timeline']
|
|
var _lvrt_xml_test_register_from_data = Module['_lvrt_xml_test_register_from_data'] = wasmExports['lvrt_xml_test_register_from_data']
|
|
var _lvrt_xml_test_run_init = Module['_lvrt_xml_test_run_init'] = wasmExports['lvrt_xml_test_run_init']
|
|
var _lvrt_xml_test_run_next = Module['_lvrt_xml_test_run_next'] = wasmExports['lvrt_xml_test_run_next']
|
|
var _lvrt_xml_test_run_stop = Module['_lvrt_xml_test_run_stop'] = wasmExports['lvrt_xml_test_run_stop']
|
|
var _free = Module['_free'] = wasmExports['free']
|
|
var _fflush = wasmExports['fflush']
|
|
var _ui_hello_world_init = Module['_ui_hello_world_init'] = wasmExports['ui_hello_world_init']
|
|
var ___funcs_on_exit = wasmExports['__funcs_on_exit']
|
|
var __emscripten_stack_restore = wasmExports['_emscripten_stack_restore']
|
|
var __emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc']
|
|
var _emscripten_stack_get_current = wasmExports['emscripten_stack_get_current']
|
|
|
|
|
|
// include: postamble.js
|
|
// === Auto-generated postamble setup entry stuff ===
|
|
|
|
Module['addRunDependency'] = addRunDependency;
|
|
Module['removeRunDependency'] = removeRunDependency;
|
|
Module['ccall'] = ccall;
|
|
Module['cwrap'] = cwrap;
|
|
Module['addFunction'] = addFunction;
|
|
Module['setValue'] = setValue;
|
|
Module['getValue'] = getValue;
|
|
Module['FS_createPreloadedFile'] = FS_createPreloadedFile;
|
|
Module['FS_unlink'] = FS_unlink;
|
|
Module['FS_createPath'] = FS_createPath;
|
|
Module['FS_createDevice'] = FS_createDevice;
|
|
Module['FS'] = FS;
|
|
Module['FS_createDataFile'] = FS_createDataFile;
|
|
Module['FS_createLazyFile'] = FS_createLazyFile;
|
|
|
|
|
|
function run() {
|
|
|
|
if (runDependencies > 0) {
|
|
dependenciesFulfilled = run;
|
|
return;
|
|
}
|
|
|
|
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
|
|
Module['calledRun'] = true;
|
|
|
|
if (ABORT) return;
|
|
|
|
initRuntime();
|
|
|
|
readyPromiseResolve(Module);
|
|
Module['onRuntimeInitialized']?.();
|
|
|
|
postRun();
|
|
}
|
|
|
|
if (Module['setStatus']) {
|
|
Module['setStatus']('Running...');
|
|
setTimeout(() => {
|
|
setTimeout(() => Module['setStatus'](''), 1);
|
|
doRun();
|
|
}, 1);
|
|
} else
|
|
{
|
|
doRun();
|
|
}
|
|
}
|
|
|
|
if (Module['preInit']) {
|
|
if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']];
|
|
while (Module['preInit'].length > 0) {
|
|
Module['preInit'].pop()();
|
|
}
|
|
}
|
|
|
|
run();
|
|
|
|
// end include: postamble.js
|
|
|
|
// include: postamble_modularize.js
|
|
// In MODULARIZE mode we wrap the generated code in a factory function
|
|
// and return either the Module itself, or a promise of the module.
|
|
//
|
|
// We assign to the `moduleRtn` global here and configure closure to see
|
|
// this as and extern so it won't get minified.
|
|
|
|
moduleRtn = readyPromise;
|
|
|
|
// end include: postamble_modularize.js
|
|
|
|
|
|
|
|
return moduleRtn;
|
|
}
|
|
);
|
|
})();
|
|
if (typeof exports === 'object' && typeof module === 'object') {
|
|
module.exports = createModule;
|
|
// This default export looks redundant, but it allows TS to import this
|
|
// commonjs style module.
|
|
module.exports.default = createModule;
|
|
} else if (typeof define === 'function' && define['amd'])
|
|
define([], () => createModule);
|