diff --git a/.nojekyll b/.nojekyll new file mode 100644 index 0000000..e69de29 diff --git a/coi-serviceworker.js b/coi-serviceworker.js new file mode 100644 index 0000000..9901474 --- /dev/null +++ b/coi-serviceworker.js @@ -0,0 +1,146 @@ +/*! coi-serviceworker v0.1.7 - Guido Zuidhof and contributors, licensed under MIT */ +let coepCredentialless = false; +if (typeof window === 'undefined') { + self.addEventListener("install", () => self.skipWaiting()); + self.addEventListener("activate", (event) => event.waitUntil(self.clients.claim())); + + self.addEventListener("message", (ev) => { + if (!ev.data) { + return; + } else if (ev.data.type === "deregister") { + self.registration + .unregister() + .then(() => { + return self.clients.matchAll(); + }) + .then(clients => { + clients.forEach((client) => client.navigate(client.url)); + }); + } else if (ev.data.type === "coepCredentialless") { + coepCredentialless = ev.data.value; + } + }); + + self.addEventListener("fetch", function (event) { + const r = event.request; + if (r.cache === "only-if-cached" && r.mode !== "same-origin") { + return; + } + + const request = (coepCredentialless && r.mode === "no-cors") + ? new Request(r, { + credentials: "omit", + }) + : r; + event.respondWith( + fetch(request) + .then((response) => { + if (response.status === 0) { + return response; + } + + const newHeaders = new Headers(response.headers); + newHeaders.set("Cross-Origin-Embedder-Policy", + coepCredentialless ? "credentialless" : "require-corp" + ); + if (!coepCredentialless) { + newHeaders.set("Cross-Origin-Resource-Policy", "cross-origin"); + } + newHeaders.set("Cross-Origin-Opener-Policy", "same-origin"); + + return new Response(response.body, { + status: response.status, + statusText: response.statusText, + headers: newHeaders, + }); + }) + .catch((e) => console.error(e)) + ); + }); + +} else { + (() => { + const reloadedBySelf = window.sessionStorage.getItem("coiReloadedBySelf"); + window.sessionStorage.removeItem("coiReloadedBySelf"); + const coepDegrading = (reloadedBySelf == "coepdegrade"); + + // You can customize the behavior of this script through a global `coi` variable. + const coi = { + shouldRegister: () => !reloadedBySelf, + shouldDeregister: () => false, + coepCredentialless: () => true, + coepDegrade: () => true, + doReload: () => window.location.reload(), + quiet: false, + ...window.coi + }; + + const n = navigator; + const controlling = n.serviceWorker && n.serviceWorker.controller; + + // Record the failure if the page is served by serviceWorker. + if (controlling && !window.crossOriginIsolated) { + window.sessionStorage.setItem("coiCoepHasFailed", "true"); + } + const coepHasFailed = window.sessionStorage.getItem("coiCoepHasFailed"); + + if (controlling) { + // Reload only on the first failure. + const reloadToDegrade = coi.coepDegrade() && !( + coepDegrading || window.crossOriginIsolated + ); + n.serviceWorker.controller.postMessage({ + type: "coepCredentialless", + value: (reloadToDegrade || coepHasFailed && coi.coepDegrade()) + ? false + : coi.coepCredentialless(), + }); + if (reloadToDegrade) { + !coi.quiet && console.log("Reloading page to degrade COEP."); + window.sessionStorage.setItem("coiReloadedBySelf", "coepdegrade"); + coi.doReload("coepdegrade"); + } + + if (coi.shouldDeregister()) { + n.serviceWorker.controller.postMessage({ type: "deregister" }); + } + } + + // If we're already coi: do nothing. Perhaps it's due to this script doing its job, or COOP/COEP are + // already set from the origin server. Also if the browser has no notion of crossOriginIsolated, just give up here. + if (window.crossOriginIsolated !== false || !coi.shouldRegister()) return; + + if (!window.isSecureContext) { + !coi.quiet && console.log("COOP/COEP Service Worker not registered, a secure context is required."); + return; + } + + // In some environments (e.g. Firefox private mode) this won't be available + if (!n.serviceWorker) { + !coi.quiet && console.error("COOP/COEP Service Worker not registered, perhaps due to private mode."); + return; + } + + n.serviceWorker.register(window.document.currentScript.src).then( + (registration) => { + !coi.quiet && console.log("COOP/COEP Service Worker registered", registration.scope); + + registration.addEventListener("updatefound", () => { + !coi.quiet && console.log("Reloading page to make use of updated COOP/COEP Service Worker."); + window.sessionStorage.setItem("coiReloadedBySelf", "updatefound"); + coi.doReload(); + }); + + // If the registration is active, but it's not controlling the page + if (registration.active && !n.serviceWorker.controller) { + !coi.quiet && console.log("Reloading page to make use of COOP/COEP Service Worker."); + window.sessionStorage.setItem("coiReloadedBySelf", "notcontrolling"); + coi.doReload(); + } + }, + (err) => { + !coi.quiet && console.error("COOP/COEP Service Worker failed to register:", err); + } + ); + })(); +} diff --git a/index.apple-touch-icon.png b/index.apple-touch-icon.png new file mode 100644 index 0000000..8961884 Binary files /dev/null and b/index.apple-touch-icon.png differ diff --git a/index.audio.worklet.js b/index.audio.worklet.js new file mode 100644 index 0000000..89b581b --- /dev/null +++ b/index.audio.worklet.js @@ -0,0 +1,213 @@ +/**************************************************************************/ +/* audio.worklet.js */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/**************************************************************************/ + +class RingBuffer { + constructor(p_buffer, p_state, p_threads) { + this.buffer = p_buffer; + this.avail = p_state; + this.threads = p_threads; + this.rpos = 0; + this.wpos = 0; + } + + data_left() { + return this.threads ? Atomics.load(this.avail, 0) : this.avail; + } + + space_left() { + return this.buffer.length - this.data_left(); + } + + read(output) { + const size = this.buffer.length; + let from = 0; + let to_write = output.length; + if (this.rpos + to_write > size) { + const high = size - this.rpos; + output.set(this.buffer.subarray(this.rpos, size)); + from = high; + to_write -= high; + this.rpos = 0; + } + if (to_write) { + output.set(this.buffer.subarray(this.rpos, this.rpos + to_write), from); + } + this.rpos += to_write; + if (this.threads) { + Atomics.add(this.avail, 0, -output.length); + Atomics.notify(this.avail, 0); + } else { + this.avail -= output.length; + } + } + + write(p_buffer) { + const to_write = p_buffer.length; + const mw = this.buffer.length - this.wpos; + if (mw >= to_write) { + this.buffer.set(p_buffer, this.wpos); + this.wpos += to_write; + if (mw === to_write) { + this.wpos = 0; + } + } else { + const high = p_buffer.subarray(0, mw); + const low = p_buffer.subarray(mw); + this.buffer.set(high, this.wpos); + this.buffer.set(low); + this.wpos = low.length; + } + if (this.threads) { + Atomics.add(this.avail, 0, to_write); + Atomics.notify(this.avail, 0); + } else { + this.avail += to_write; + } + } +} + +class GodotProcessor extends AudioWorkletProcessor { + constructor() { + super(); + this.threads = false; + this.running = true; + this.lock = null; + this.notifier = null; + this.output = null; + this.output_buffer = new Float32Array(); + this.input = null; + this.input_buffer = new Float32Array(); + this.port.onmessage = (event) => { + const cmd = event.data['cmd']; + const data = event.data['data']; + this.parse_message(cmd, data); + }; + } + + process_notify() { + if (this.notifier) { + Atomics.add(this.notifier, 0, 1); + Atomics.notify(this.notifier, 0); + } + } + + parse_message(p_cmd, p_data) { + if (p_cmd === 'start' && p_data) { + const state = p_data[0]; + let idx = 0; + this.threads = true; + this.lock = state.subarray(idx, ++idx); + this.notifier = state.subarray(idx, ++idx); + const avail_in = state.subarray(idx, ++idx); + const avail_out = state.subarray(idx, ++idx); + this.input = new RingBuffer(p_data[1], avail_in, true); + this.output = new RingBuffer(p_data[2], avail_out, true); + } else if (p_cmd === 'stop') { + this.running = false; + this.output = null; + this.input = null; + this.lock = null; + this.notifier = null; + } else if (p_cmd === 'start_nothreads') { + this.output = new RingBuffer(p_data[0], p_data[0].length, false); + } else if (p_cmd === 'chunk') { + this.output.write(p_data); + } + } + + static array_has_data(arr) { + return arr.length && arr[0].length && arr[0][0].length; + } + + process(inputs, outputs, parameters) { + if (!this.running) { + return false; // Stop processing. + } + if (this.output === null) { + return true; // Not ready yet, keep processing. + } + const process_input = GodotProcessor.array_has_data(inputs); + if (process_input) { + const input = inputs[0]; + const chunk = input[0].length * input.length; + if (this.input_buffer.length !== chunk) { + this.input_buffer = new Float32Array(chunk); + } + if (!this.threads) { + GodotProcessor.write_input(this.input_buffer, input); + this.port.postMessage({ 'cmd': 'input', 'data': this.input_buffer }); + } else if (this.input.space_left() >= chunk) { + GodotProcessor.write_input(this.input_buffer, input); + this.input.write(this.input_buffer); + } else { + this.port.postMessage('Input buffer is full! Skipping input frame.'); + } + } + const process_output = GodotProcessor.array_has_data(outputs); + if (process_output) { + const output = outputs[0]; + const chunk = output[0].length * output.length; + if (this.output_buffer.length !== chunk) { + this.output_buffer = new Float32Array(chunk); + } + if (this.output.data_left() >= chunk) { + this.output.read(this.output_buffer); + GodotProcessor.write_output(output, this.output_buffer); + if (!this.threads) { + this.port.postMessage({ 'cmd': 'read', 'data': chunk }); + } + } else { + this.port.postMessage('Output buffer has not enough frames! Skipping output frame.'); + } + } + this.process_notify(); + return true; + } + + static write_output(dest, source) { + const channels = dest.length; + for (let ch = 0; ch < channels; ch++) { + for (let sample = 0; sample < dest[ch].length; sample++) { + dest[ch][sample] = source[sample * channels + ch]; + } + } + } + + static write_input(dest, source) { + const channels = source.length; + for (let ch = 0; ch < channels; ch++) { + for (let sample = 0; sample < source[ch].length; sample++) { + dest[sample * channels + ch] = source[ch][sample]; + } + } + } +} + +registerProcessor('godot-processor', GodotProcessor); diff --git a/index.html b/index.html new file mode 100644 index 0000000..b5ef952 --- /dev/null +++ b/index.html @@ -0,0 +1,249 @@ + + + + + + + Throwdwarf + + + + + + + + HTML5 canvas appears to be unsupported in the current browser.
+ Please try updating or use a different browser. + +
+ + + +
+ + + + + + diff --git a/index.icon.png b/index.icon.png new file mode 100644 index 0000000..efd5358 Binary files /dev/null and b/index.icon.png differ diff --git a/index.js b/index.js new file mode 100644 index 0000000..fad00d1 --- /dev/null +++ b/index.js @@ -0,0 +1,14477 @@ + +var Godot = (() => { + var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined; + + return ( +function(Godot = {}) { + +// Support for growable heap + pthreads, where the buffer may change, so JS views +// must be updated. +function GROWABLE_HEAP_I8() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAP8; +} +function GROWABLE_HEAP_U8() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAPU8; +} +function GROWABLE_HEAP_I16() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAP16; +} +function GROWABLE_HEAP_U16() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAPU16; +} +function GROWABLE_HEAP_I32() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAP32; +} +function GROWABLE_HEAP_U32() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAPU32; +} +function GROWABLE_HEAP_F32() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAPF32; +} +function GROWABLE_HEAP_F64() { + if (wasmMemory.buffer != HEAP8.buffer) { + updateMemoryViews(); + } + return HEAPF64; +} + +var Module = typeof Godot != "undefined" ? Godot : {}; + +var readyPromiseResolve, readyPromiseReject; + +Module["ready"] = new Promise((resolve, reject) => { + readyPromiseResolve = resolve; + readyPromiseReject = reject; +}); + +[ "_main", "__emscripten_thread_init", "__emscripten_thread_exit", "__emscripten_thread_crashed", "__emscripten_thread_mailbox_await", "__emscripten_tls_init", "_pthread_self", "checkMailbox", "establishStackSpace", "invokeEntryPoint", "PThread", "__Z14godot_web_mainiPPc", "_fflush", "__emwebxr_on_input_event", "__emwebxr_on_simple_event", "__emscripten_check_mailbox", "onRuntimeInitialized" ].forEach(prop => { + if (!Object.getOwnPropertyDescriptor(Module["ready"], prop)) { + Object.defineProperty(Module["ready"], prop, { + get: () => abort("You are getting " + prop + " on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js"), + set: () => abort("You are setting " + prop + " on the Promise object, instead of the instance. Use .then() to get called back with the instance, see the MODULARIZE docs in src/settings.js") + }); + } +}); + +var moduleOverrides = Object.assign({}, Module); + +var arguments_ = []; + +var thisProgram = "./this.program"; + +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +var ENVIRONMENT_IS_WEB = typeof window == "object"; + +var ENVIRONMENT_IS_WORKER = typeof importScripts == "function"; + +var ENVIRONMENT_IS_NODE = typeof process == "object" && typeof process.versions == "object" && typeof process.versions.node == "string"; + +var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; + +if (Module["ENVIRONMENT"]) { + throw new Error("Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)"); +} + +var ENVIRONMENT_IS_PTHREAD = Module["ENVIRONMENT_IS_PTHREAD"] || false; + +var scriptDirectory = ""; + +function locateFile(path) { + if (Module["locateFile"]) { + return Module["locateFile"](path, scriptDirectory); + } + return scriptDirectory + path; +} + +var read_, readAsync, readBinary, setWindowTitle; + +if (ENVIRONMENT_IS_SHELL) { + if (typeof process == "object" && typeof require === "function" || typeof window == "object" || typeof importScripts == "function") throw new Error("not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)"); + if (typeof read != "undefined") { + read_ = f => { + return read(f); + }; + } + readBinary = f => { + let data; + if (typeof readbuffer == "function") { + return new Uint8Array(readbuffer(f)); + } + data = read(f, "binary"); + assert(typeof data == "object"); + return data; + }; + readAsync = (f, onload, onerror) => { + setTimeout(() => onload(readBinary(f)), 0); + }; + if (typeof clearTimeout == "undefined") { + globalThis.clearTimeout = id => {}; + } + if (typeof scriptArgs != "undefined") { + arguments_ = scriptArgs; + } else if (typeof arguments != "undefined") { + arguments_ = arguments; + } + if (typeof quit == "function") { + quit_ = (status, toThrow) => { + setTimeout(() => { + if (!(toThrow instanceof ExitStatus)) { + let toLog = toThrow; + if (toThrow && typeof toThrow == "object" && toThrow.stack) { + toLog = [ toThrow, toThrow.stack ]; + } + err(`exiting due to exception: ${toLog}`); + } + quit(status); + }); + throw toThrow; + }; + } + if (typeof print != "undefined") { + if (typeof console == "undefined") console = {}; + console.log = print; + console.warn = console.error = typeof printErr != "undefined" ? printErr : print; + } +} else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = self.location.href; + } else if (typeof document != "undefined" && document.currentScript) { + scriptDirectory = document.currentScript.src; + } + if (_scriptDir) { + scriptDirectory = _scriptDir; + } + if (scriptDirectory.indexOf("blob:") !== 0) { + scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf("/") + 1); + } else { + scriptDirectory = ""; + } + if (!(typeof window == "object" || typeof importScripts == "function")) throw new Error("not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)"); + { + read_ = url => { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + xhr.send(null); + return xhr.responseText; + }; + if (ENVIRONMENT_IS_WORKER) { + readBinary = url => { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + xhr.responseType = "arraybuffer"; + xhr.send(null); + return new Uint8Array(xhr.response); + }; + } + readAsync = (url, onload, onerror) => { + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, true); + xhr.responseType = "arraybuffer"; + xhr.onload = () => { + if (xhr.status == 200 || xhr.status == 0 && xhr.response) { + onload(xhr.response); + return; + } + onerror(); + }; + xhr.onerror = onerror; + xhr.send(null); + }; + } + setWindowTitle = title => document.title = title; +} else { + throw new Error("environment detection error"); +} + +var out = Module["print"] || console.log.bind(console); + +var err = Module["printErr"] || console.error.bind(console); + +Object.assign(Module, moduleOverrides); + +moduleOverrides = null; + +checkIncomingModuleAPI(); + +if (Module["arguments"]) arguments_ = Module["arguments"]; + +legacyModuleProp("arguments", "arguments_"); + +if (Module["thisProgram"]) thisProgram = Module["thisProgram"]; + +legacyModuleProp("thisProgram", "thisProgram"); + +if (Module["quit"]) quit_ = Module["quit"]; + +legacyModuleProp("quit", "quit_"); + +assert(typeof Module["memoryInitializerPrefixURL"] == "undefined", "Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["pthreadMainPrefixURL"] == "undefined", "Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["cdInitializerPrefixURL"] == "undefined", "Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["filePackagePrefixURL"] == "undefined", "Module.filePackagePrefixURL option was removed, use Module.locateFile instead"); + +assert(typeof Module["read"] == "undefined", "Module.read option was removed (modify read_ in JS)"); + +assert(typeof Module["readAsync"] == "undefined", "Module.readAsync option was removed (modify readAsync in JS)"); + +assert(typeof Module["readBinary"] == "undefined", "Module.readBinary option was removed (modify readBinary in JS)"); + +assert(typeof Module["setWindowTitle"] == "undefined", "Module.setWindowTitle option was removed (modify setWindowTitle in JS)"); + +assert(typeof Module["TOTAL_MEMORY"] == "undefined", "Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY"); + +legacyModuleProp("read", "read_"); + +legacyModuleProp("readAsync", "readAsync"); + +legacyModuleProp("readBinary", "readBinary"); + +legacyModuleProp("setWindowTitle", "setWindowTitle"); + +var PROXYFS = "PROXYFS is no longer included by default; build with -lproxyfs.js"; + +var WORKERFS = "WORKERFS is no longer included by default; build with -lworkerfs.js"; + +var NODEFS = "NODEFS is no longer included by default; build with -lnodefs.js"; + +assert(ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER || ENVIRONMENT_IS_NODE, "Pthreads do not work in this environment yet (need Web Workers, or an alternative to them)"); + +assert(!ENVIRONMENT_IS_NODE, "node environment detected but not enabled at build time. Add 'node' to `-sENVIRONMENT` to enable."); + +assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time. Add 'shell' to `-sENVIRONMENT` to enable."); + +var wasmBinary; + +if (Module["wasmBinary"]) wasmBinary = Module["wasmBinary"]; + +legacyModuleProp("wasmBinary", "wasmBinary"); + +var noExitRuntime = Module["noExitRuntime"] || false; + +legacyModuleProp("noExitRuntime", "noExitRuntime"); + +if (typeof WebAssembly != "object") { + abort("no native wasm support detected"); +} + +var wasmMemory; + +var wasmModule; + +var ABORT = false; + +var EXITSTATUS; + +function assert(condition, text) { + if (!condition) { + abort("Assertion failed" + (text ? ": " + text : "")); + } +} + +var HEAP, HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64; + +function updateMemoryViews() { + var b = wasmMemory.buffer; + Module["HEAP8"] = HEAP8 = new Int8Array(b); + Module["HEAP16"] = HEAP16 = new Int16Array(b); + Module["HEAP32"] = HEAP32 = new Int32Array(b); + Module["HEAPU8"] = HEAPU8 = new Uint8Array(b); + Module["HEAPU16"] = HEAPU16 = new Uint16Array(b); + Module["HEAPU32"] = HEAPU32 = new Uint32Array(b); + Module["HEAPF32"] = HEAPF32 = new Float32Array(b); + Module["HEAPF64"] = HEAPF64 = new Float64Array(b); +} + +assert(!Module["STACK_SIZE"], "STACK_SIZE can no longer be set at runtime. Use -sSTACK_SIZE at link time"); + +assert(typeof Int32Array != "undefined" && typeof Float64Array !== "undefined" && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, "JS engine does not provide full typed array support"); + +var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 33554432; + +legacyModuleProp("INITIAL_MEMORY", "INITIAL_MEMORY"); + +assert(INITIAL_MEMORY >= 5242880, "INITIAL_MEMORY should be larger than STACK_SIZE, was " + INITIAL_MEMORY + "! (STACK_SIZE=" + 5242880 + ")"); + +if (ENVIRONMENT_IS_PTHREAD) { + wasmMemory = Module["wasmMemory"]; +} else { + if (Module["wasmMemory"]) { + wasmMemory = Module["wasmMemory"]; + } else { + wasmMemory = new WebAssembly.Memory({ + "initial": INITIAL_MEMORY / 65536, + "maximum": 2147483648 / 65536, + "shared": true + }); + if (!(wasmMemory.buffer instanceof SharedArrayBuffer)) { + err("requested a shared WebAssembly.Memory but the returned buffer is not a SharedArrayBuffer, indicating that while the browser has SharedArrayBuffer it does not have WebAssembly threads support - you may need to set a flag"); + if (ENVIRONMENT_IS_NODE) { + err("(on node you may need: --experimental-wasm-threads --experimental-wasm-bulk-memory and/or recent version)"); + } + throw Error("bad memory"); + } + } +} + +updateMemoryViews(); + +INITIAL_MEMORY = wasmMemory.buffer.byteLength; + +assert(INITIAL_MEMORY % 65536 === 0); + +var wasmTable; + +function writeStackCookie() { + var max = _emscripten_stack_get_end(); + assert((max & 3) == 0); + if (max == 0) { + max += 4; + } + GROWABLE_HEAP_U32()[max >> 2] = 34821223; + GROWABLE_HEAP_U32()[max + 4 >> 2] = 2310721022; + GROWABLE_HEAP_U32()[0] = 1668509029; +} + +function checkStackCookie() { + if (ABORT) return; + var max = _emscripten_stack_get_end(); + if (max == 0) { + max += 4; + } + var cookie1 = GROWABLE_HEAP_U32()[max >> 2]; + var cookie2 = GROWABLE_HEAP_U32()[max + 4 >> 2]; + if (cookie1 != 34821223 || cookie2 != 2310721022) { + abort("Stack overflow! Stack cookie has been overwritten at " + ptrToString(max) + ", expected hex dwords 0x89BACDFE and 0x2135467, but received " + ptrToString(cookie2) + " " + ptrToString(cookie1)); + } + if (GROWABLE_HEAP_U32()[0] !== 1668509029) { + abort("Runtime error: The application has corrupted its heap memory area (address zero)!"); + } +} + +(function() { + var h16 = new Int16Array(1); + var h8 = new Int8Array(h16.buffer); + h16[0] = 25459; + if (h8[0] !== 115 || h8[1] !== 99) throw "Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)"; +})(); + +var __ATPRERUN__ = []; + +var __ATINIT__ = []; + +var __ATMAIN__ = []; + +var __ATEXIT__ = []; + +var __ATPOSTRUN__ = []; + +var runtimeInitialized = false; + +var runtimeExited = false; + +var runtimeKeepaliveCounter = 0; + +function keepRuntimeAlive() { + return noExitRuntime || runtimeKeepaliveCounter > 0; +} + +function preRun() { + assert(!ENVIRONMENT_IS_PTHREAD); + if (Module["preRun"]) { + if (typeof Module["preRun"] == "function") Module["preRun"] = [ Module["preRun"] ]; + while (Module["preRun"].length) { + addOnPreRun(Module["preRun"].shift()); + } + } + callRuntimeCallbacks(__ATPRERUN__); +} + +function initRuntime() { + assert(!runtimeInitialized); + runtimeInitialized = true; + if (ENVIRONMENT_IS_PTHREAD) return; + checkStackCookie(); + if (!Module["noFSInit"] && !FS.init.initialized) FS.init(); + FS.ignorePermissions = false; + TTY.init(); + SOCKFS.root = FS.mount(SOCKFS, {}, null); + callRuntimeCallbacks(__ATINIT__); +} + +function preMain() { + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + callRuntimeCallbacks(__ATMAIN__); +} + +function exitRuntime() { + assert(!runtimeExited); + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + ___funcs_on_exit(); + callRuntimeCallbacks(__ATEXIT__); + FS.quit(); + TTY.shutdown(); + IDBFS.quit(); + PThread.terminateAllThreads(); + runtimeExited = true; +} + +function postRun() { + checkStackCookie(); + if (ENVIRONMENT_IS_PTHREAD) return; + if (Module["postRun"]) { + if (typeof Module["postRun"] == "function") Module["postRun"] = [ Module["postRun"] ]; + while (Module["postRun"].length) { + addOnPostRun(Module["postRun"].shift()); + } + } + callRuntimeCallbacks(__ATPOSTRUN__); +} + +function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); +} + +function addOnInit(cb) { + __ATINIT__.unshift(cb); +} + +function addOnPreMain(cb) { + __ATMAIN__.unshift(cb); +} + +function addOnExit(cb) { + __ATEXIT__.unshift(cb); +} + +function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); +} + +assert(Math.imul, "This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.fround, "This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.clz32, "This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +assert(Math.trunc, "This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill"); + +var runDependencies = 0; + +var runDependencyWatcher = null; + +var dependenciesFulfilled = null; + +var runDependencyTracking = {}; + +function getUniqueRunDependency(id) { + var orig = id; + while (1) { + if (!runDependencyTracking[id]) return id; + id = orig + Math.random(); + } +} + +function addRunDependency(id) { + runDependencies++; + if (Module["monitorRunDependencies"]) { + Module["monitorRunDependencies"](runDependencies); + } + if (id) { + assert(!runDependencyTracking[id]); + runDependencyTracking[id] = 1; + if (runDependencyWatcher === null && typeof setInterval != "undefined") { + runDependencyWatcher = setInterval(() => { + if (ABORT) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + return; + } + var shown = false; + for (var dep in runDependencyTracking) { + if (!shown) { + shown = true; + err("still waiting on run dependencies:"); + } + err("dependency: " + dep); + } + if (shown) { + err("(end of list)"); + } + }, 1e4); + } + } else { + err("warning: run dependency added without ID"); + } +} + +function removeRunDependency(id) { + runDependencies--; + if (Module["monitorRunDependencies"]) { + Module["monitorRunDependencies"](runDependencies); + } + if (id) { + assert(runDependencyTracking[id]); + delete runDependencyTracking[id]; + } else { + err("warning: run dependency removed without ID"); + } + if (runDependencies == 0) { + if (runDependencyWatcher !== null) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + } + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); + } + } +} + +function abort(what) { + if (Module["onAbort"]) { + Module["onAbort"](what); + } + what = "Aborted(" + what + ")"; + err(what); + ABORT = true; + EXITSTATUS = 1; + var e = new WebAssembly.RuntimeError(what); + readyPromiseReject(e); + throw e; +} + +var dataURIPrefix = "data:application/octet-stream;base64,"; + +function isDataURI(filename) { + return filename.startsWith(dataURIPrefix); +} + +function isFileURI(filename) { + return filename.startsWith("file://"); +} + +function createExportWrapper(name, fixedasm) { + return function() { + var displayName = name; + var asm = fixedasm; + if (!fixedasm) { + asm = Module["asm"]; + } + assert(runtimeInitialized, "native function `" + displayName + "` called before runtime initialization"); + assert(!runtimeExited, "native function `" + displayName + "` called after runtime exit (use NO_EXIT_RUNTIME to keep it alive after main() exits)"); + if (!asm[name]) { + assert(asm[name], "exported native function `" + displayName + "` not found"); + } + return asm[name].apply(null, arguments); + }; +} + +var wasmBinaryFile; + +wasmBinaryFile = "godot.web.template_release.wasm32.wasm"; + +if (!isDataURI(wasmBinaryFile)) { + wasmBinaryFile = locateFile(wasmBinaryFile); +} + +function getBinary(file) { + try { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } + throw "both async and sync fetching of the wasm failed"; + } catch (err) { + abort(err); + } +} + +function getBinaryPromise(binaryFile) { + if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) { + if (typeof fetch == "function") { + return fetch(binaryFile, { + credentials: "same-origin" + }).then(response => { + if (!response["ok"]) { + throw "failed to load wasm binary file at '" + binaryFile + "'"; + } + return response["arrayBuffer"](); + }).catch(() => getBinary(binaryFile)); + } + } + return Promise.resolve().then(() => getBinary(binaryFile)); +} + +function instantiateArrayBuffer(binaryFile, imports, receiver) { + return getBinaryPromise(binaryFile).then(binary => { + return WebAssembly.instantiate(binary, imports); + }).then(instance => { + return instance; + }).then(receiver, reason => { + err("failed to asynchronously prepare wasm: " + reason); + if (isFileURI(wasmBinaryFile)) { + err("warning: Loading from a file URI (" + wasmBinaryFile + ") is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing"); + } + abort(reason); + }); +} + +function instantiateAsync(binary, binaryFile, imports, callback) { + if (!binary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(binaryFile) && typeof fetch == "function") { + return fetch(binaryFile, { + credentials: "same-origin" + }).then(response => { + var result = WebAssembly.instantiateStreaming(response, imports); + return result.then(callback, function(reason) { + err("wasm streaming compile failed: " + reason); + err("falling back to ArrayBuffer instantiation"); + return instantiateArrayBuffer(binaryFile, imports, callback); + }); + }); + } else { + return instantiateArrayBuffer(binaryFile, imports, callback); + } +} + +function createWasm() { + var info = { + "env": wasmImports, + "wasi_snapshot_preview1": wasmImports + }; + function receiveInstance(instance, module) { + var exports = instance.exports; + Module["asm"] = exports; + registerTLSInit(Module["asm"]["_emscripten_tls_init"]); + wasmTable = Module["asm"]["__indirect_function_table"]; + assert(wasmTable, "table not found in wasm exports"); + addOnInit(Module["asm"]["__wasm_call_ctors"]); + wasmModule = module; + PThread.loadWasmModuleToAllWorkers(() => removeRunDependency("wasm-instantiate")); + return exports; + } + addRunDependency("wasm-instantiate"); + var trueModule = Module; + function receiveInstantiationResult(result) { + assert(Module === trueModule, "the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?"); + trueModule = null; + receiveInstance(result["instance"], result["module"]); + } + if (Module["instantiateWasm"]) { + try { + return Module["instantiateWasm"](info, receiveInstance); + } catch (e) { + err("Module.instantiateWasm callback failed with error: " + e); + readyPromiseReject(e); + } + } + instantiateAsync(wasmBinary, wasmBinaryFile, info, receiveInstantiationResult).catch(readyPromiseReject); + return {}; +} + +var tempDouble; + +var tempI64; + +function legacyModuleProp(prop, newName) { + if (!Object.getOwnPropertyDescriptor(Module, prop)) { + Object.defineProperty(Module, prop, { + configurable: true, + get: function() { + abort("Module." + prop + " has been replaced with plain " + newName + " (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)"); + } + }); + } +} + +function ignoredModuleProp(prop) { + if (Object.getOwnPropertyDescriptor(Module, prop)) { + abort("`Module." + prop + "` was supplied but `" + prop + "` not included in INCOMING_MODULE_JS_API"); + } +} + +function isExportedByForceFilesystem(name) { + return name === "FS_createPath" || name === "FS_createDataFile" || name === "FS_createPreloadedFile" || name === "FS_unlink" || name === "addRunDependency" || name === "FS_createLazyFile" || name === "FS_createDevice" || name === "removeRunDependency"; +} + +function missingGlobal(sym, msg) { + if (typeof globalThis !== "undefined") { + Object.defineProperty(globalThis, sym, { + configurable: true, + get: function() { + warnOnce("`" + sym + "` is not longer defined by emscripten. " + msg); + return undefined; + } + }); + } +} + +missingGlobal("buffer", "Please use HEAP8.buffer or wasmMemory.buffer"); + +function missingLibrarySymbol(sym) { + if (typeof globalThis !== "undefined" && !Object.getOwnPropertyDescriptor(globalThis, sym)) { + Object.defineProperty(globalThis, sym, { + configurable: true, + get: function() { + var msg = "`" + sym + "` is a library symbol and not included by default; add it to your library.js __deps or to DEFAULT_LIBRARY_FUNCS_TO_INCLUDE on the command line"; + var librarySymbol = sym; + if (!librarySymbol.startsWith("_")) { + librarySymbol = "$" + sym; + } + msg += " (e.g. -sDEFAULT_LIBRARY_FUNCS_TO_INCLUDE=" + librarySymbol + ")"; + if (isExportedByForceFilesystem(sym)) { + msg += ". Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you"; + } + warnOnce(msg); + return undefined; + } + }); + } + unexportedRuntimeSymbol(sym); +} + +function unexportedRuntimeSymbol(sym) { + if (!Object.getOwnPropertyDescriptor(Module, sym)) { + Object.defineProperty(Module, sym, { + configurable: true, + get: function() { + var msg = "'" + sym + "' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the FAQ)"; + if (isExportedByForceFilesystem(sym)) { + msg += ". Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you"; + } + abort(msg); + } + }); + } +} + +function dbg(text) { + console.warn.apply(console, arguments); +} + +function ExitStatus(status) { + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; +} + +function terminateWorker(worker) { + worker.terminate(); + worker.onmessage = e => { + var cmd = e["data"]["cmd"]; + err('received "' + cmd + '" command from terminated worker: ' + worker.workerID); + }; +} + +function killThread(pthread_ptr) { + assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! killThread() can only ever be called from main application thread!"); + assert(pthread_ptr, "Internal Error! Null pthread_ptr in killThread!"); + var worker = PThread.pthreads[pthread_ptr]; + delete PThread.pthreads[pthread_ptr]; + terminateWorker(worker); + __emscripten_thread_free_data(pthread_ptr); + PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1); + worker.pthread_ptr = 0; +} + +function cancelThread(pthread_ptr) { + assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! cancelThread() can only ever be called from main application thread!"); + assert(pthread_ptr, "Internal Error! Null pthread_ptr in cancelThread!"); + var worker = PThread.pthreads[pthread_ptr]; + worker.postMessage({ + "cmd": "cancel" + }); +} + +function cleanupThread(pthread_ptr) { + assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! cleanupThread() can only ever be called from main application thread!"); + assert(pthread_ptr, "Internal Error! Null pthread_ptr in cleanupThread!"); + var worker = PThread.pthreads[pthread_ptr]; + assert(worker); + PThread.returnWorkerToPool(worker); +} + +function zeroMemory(address, size) { + GROWABLE_HEAP_U8().fill(0, address, address + size); + return address; +} + +function spawnThread(threadParams) { + assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! spawnThread() can only ever be called from main application thread!"); + assert(threadParams.pthread_ptr, "Internal error, no pthread ptr!"); + var worker = PThread.getNewWorker(); + if (!worker) { + return 6; + } + assert(!worker.pthread_ptr, "Internal error!"); + PThread.runningWorkers.push(worker); + PThread.pthreads[threadParams.pthread_ptr] = worker; + worker.pthread_ptr = threadParams.pthread_ptr; + var msg = { + "cmd": "run", + "start_routine": threadParams.startRoutine, + "arg": threadParams.arg, + "pthread_ptr": threadParams.pthread_ptr + }; + worker.postMessage(msg, threadParams.transferList); + return 0; +} + +var PATH = { + isAbs: path => path.charAt(0) === "/", + splitPath: filename => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + }, + normalizeArray: (parts, allowAboveRoot) => { + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === ".") { + parts.splice(i, 1); + } else if (last === "..") { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + if (allowAboveRoot) { + for (;up; up--) { + parts.unshift(".."); + } + } + return parts; + }, + normalize: path => { + var isAbsolute = PATH.isAbs(path), trailingSlash = path.substr(-1) === "/"; + path = PATH.normalizeArray(path.split("/").filter(p => !!p), !isAbsolute).join("/"); + if (!path && !isAbsolute) { + path = "."; + } + if (path && trailingSlash) { + path += "/"; + } + return (isAbsolute ? "/" : "") + path; + }, + dirname: path => { + var result = PATH.splitPath(path), root = result[0], dir = result[1]; + if (!root && !dir) { + return "."; + } + if (dir) { + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + }, + basename: path => { + if (path === "/") return "/"; + path = PATH.normalize(path); + path = path.replace(/\/$/, ""); + var lastSlash = path.lastIndexOf("/"); + if (lastSlash === -1) return path; + return path.substr(lastSlash + 1); + }, + join: function() { + var paths = Array.prototype.slice.call(arguments); + return PATH.normalize(paths.join("/")); + }, + join2: (l, r) => { + return PATH.normalize(l + "/" + r); + } +}; + +function initRandomFill() { + if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") { + return view => (view.set(crypto.getRandomValues(new Uint8Array(view.byteLength))), + view); + } else abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };"); +} + +function randomFill(view) { + return (randomFill = initRandomFill())(view); +} + +var PATH_FS = { + resolve: function() { + var resolvedPath = "", resolvedAbsolute = false; + for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = i >= 0 ? arguments[i] : FS.cwd(); + if (typeof path != "string") { + throw new TypeError("Arguments to path.resolve must be strings"); + } else if (!path) { + return ""; + } + resolvedPath = path + "/" + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + resolvedPath = PATH.normalizeArray(resolvedPath.split("/").filter(p => !!p), !resolvedAbsolute).join("/"); + return (resolvedAbsolute ? "/" : "") + resolvedPath || "."; + }, + relative: (from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (;start < arr.length; start++) { + if (arr[start] !== "") break; + } + var end = arr.length - 1; + for (;end >= 0; end--) { + if (arr[end] !== "") break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split("/")); + var toParts = trim(to.split("/")); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push(".."); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join("/"); + } +}; + +function lengthBytesUTF8(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + var c = str.charCodeAt(i); + if (c <= 127) { + len++; + } else if (c <= 2047) { + len += 2; + } else if (c >= 55296 && c <= 57343) { + len += 4; + ++i; + } else { + len += 3; + } + } + return len; +} + +function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) { + assert(typeof str === "string"); + if (!(maxBytesToWrite > 0)) return 0; + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; + for (var i = 0; i < str.length; ++i) { + var u = str.charCodeAt(i); + if (u >= 55296 && u <= 57343) { + var u1 = str.charCodeAt(++i); + u = 65536 + ((u & 1023) << 10) | u1 & 1023; + } + if (u <= 127) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 2047) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 192 | u >> 6; + heap[outIdx++] = 128 | u & 63; + } else if (u <= 65535) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 224 | u >> 12; + heap[outIdx++] = 128 | u >> 6 & 63; + heap[outIdx++] = 128 | u & 63; + } else { + if (outIdx + 3 >= endIdx) break; + if (u > 1114111) warnOnce("Invalid Unicode code point " + ptrToString(u) + " encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF)."); + heap[outIdx++] = 240 | u >> 18; + heap[outIdx++] = 128 | u >> 12 & 63; + heap[outIdx++] = 128 | u >> 6 & 63; + heap[outIdx++] = 128 | u & 63; + } + } + heap[outIdx] = 0; + return outIdx - startIdx; +} + +function 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 UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : undefined; + +function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.buffer instanceof SharedArrayBuffer ? heapOrArray.slice(idx, endPtr) : heapOrArray.subarray(idx, endPtr)); + } + var str = ""; + while (idx < endPtr) { + var u0 = heapOrArray[idx++]; + if (!(u0 & 128)) { + str += String.fromCharCode(u0); + continue; + } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 224) == 192) { + str += String.fromCharCode((u0 & 31) << 6 | u1); + continue; + } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 240) == 224) { + u0 = (u0 & 15) << 12 | u1 << 6 | u2; + } else { + if ((u0 & 248) != 240) warnOnce("Invalid UTF-8 leading byte " + ptrToString(u0) + " encountered when deserializing a UTF-8 string in wasm memory to a JS string!"); + u0 = (u0 & 7) << 18 | u1 << 12 | u2 << 6 | heapOrArray[idx++] & 63; + } + if (u0 < 65536) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 65536; + str += String.fromCharCode(55296 | ch >> 10, 56320 | ch & 1023); + } + } + return str; +} + +var TTY = { + ttys: [], + init: function() {}, + shutdown: function() {}, + register: function(dev, ops) { + TTY.ttys[dev] = { + input: [], + output: [], + ops: ops + }; + FS.registerDevice(dev, TTY.stream_ops); + }, + stream_ops: { + open: function(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + }, + close: function(stream) { + stream.tty.ops.fsync(stream.tty); + }, + fsync: function(stream) { + stream.tty.ops.fsync(stream.tty); + }, + read: function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset + i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }, + default_tty_ops: { + get_char: function(tty) { + if (!tty.input.length) { + var result = null; + if (typeof window != "undefined" && typeof window.prompt == "function") { + result = window.prompt("Input: "); + if (result !== null) { + result += "\n"; + } + } else if (typeof readline == "function") { + result = readline(); + if (result !== null) { + result += "\n"; + } + } + if (!result) { + return null; + } + tty.input = intArrayFromString(result, true); + } + return tty.input.shift(); + }, + put_char: function(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync: function(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + } + }, + default_tty1_ops: { + put_char: function(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + }, + fsync: function(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + } + } +}; + +function alignMemory(size, alignment) { + assert(alignment, "alignment argument is required"); + return Math.ceil(size / alignment) * alignment; +} + +function mmapAlloc(size) { + abort("internal error: mmapAlloc called but `emscripten_builtin_memalign` native symbol not exported"); +} + +var MEMFS = { + ops_table: null, + mount: function(mount) { + return MEMFS.createNode(null, "/", 16384 | 511, 0); + }, + createNode: function(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + throw new FS.ErrnoError(63); + } + if (!MEMFS.ops_table) { + MEMFS.ops_table = { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + } + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.timestamp = Date.now(); + if (parent) { + parent.contents[name] = node; + parent.timestamp = node.timestamp; + } + return node; + }, + getFileDataAsTypedArray: function(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); + return new Uint8Array(node.contents); + }, + expandFileStorage: function(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); + }, + resizeFileStorage: function(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); + } + node.usedBytes = newSize; + } + }, + node_ops: { + getattr: function(node) { + var attr = {}; + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.timestamp); + attr.mtime = new Date(node.timestamp); + attr.ctime = new Date(node.timestamp); + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + }, + setattr: function(node, attr) { + if (attr.mode !== undefined) { + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + node.timestamp = attr.timestamp; + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + }, + lookup: function(parent, name) { + throw FS.genericErrors[44]; + }, + mknod: function(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + }, + rename: function(old_node, new_dir, new_name) { + if (FS.isDir(old_node.mode)) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (new_node) { + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + } + delete old_node.parent.contents[old_node.name]; + old_node.parent.timestamp = Date.now(); + old_node.name = new_name; + new_dir.contents[new_name] = old_node; + new_dir.timestamp = old_node.parent.timestamp; + old_node.parent = new_dir; + }, + unlink: function(parent, name) { + delete parent.contents[name]; + parent.timestamp = Date.now(); + }, + rmdir: function(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.timestamp = Date.now(); + }, + readdir: function(node) { + var entries = [ ".", ".." ]; + for (var key in node.contents) { + if (!node.contents.hasOwnProperty(key)) { + continue; + } + entries.push(key); + } + return entries; + }, + symlink: function(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 | 40960, 0); + node.link = oldpath; + return node; + }, + readlink: function(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + } + }, + stream_ops: { + read: function(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + assert(size >= 0); + if (size > 8 && contents.subarray) { + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + }, + write: function(stream, buffer, offset, length, position, canOwn) { + assert(!(buffer instanceof ArrayBuffer)); + if (buffer.buffer === GROWABLE_HEAP_I8().buffer) { + canOwn = false; + } + if (!length) return 0; + var node = stream.node; + node.timestamp = Date.now(); + if (buffer.subarray && (!node.contents || node.contents.subarray)) { + if (canOwn) { + assert(position === 0, "canOwn must imply no weird position inside the file"); + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + MEMFS.expandFileStorage(node, position + length); + if (node.contents.subarray && buffer.subarray) { + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + }, + llseek: function(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + }, + allocate: function(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); + }, + mmap: function(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + if (!(flags & 2) && contents.buffer === GROWABLE_HEAP_I8().buffer) { + allocated = false; + ptr = contents.byteOffset; + } else { + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + GROWABLE_HEAP_I8().set(contents, ptr); + } + return { + ptr: ptr, + allocated: allocated + }; + }, + msync: function(stream, buffer, offset, length, mmapFlags) { + MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + return 0; + } + } +}; + +function asyncLoad(url, onload, onerror, noRunDep) { + var dep = !noRunDep ? getUniqueRunDependency(`al ${url}`) : ""; + readAsync(url, arrayBuffer => { + assert(arrayBuffer, `Loading data file "${url}" failed (no arrayBuffer).`); + onload(new Uint8Array(arrayBuffer)); + if (dep) removeRunDependency(dep); + }, event => { + if (onerror) { + onerror(); + } else { + throw `Loading data file "${url}" failed.`; + } + }); + if (dep) addRunDependency(dep); +} + +var preloadPlugins = Module["preloadPlugins"] || []; + +function FS_handledByPreloadPlugin(byteArray, fullname, finish, onerror) { + if (typeof Browser != "undefined") Browser.init(); + var handled = false; + preloadPlugins.forEach(function(plugin) { + if (handled) return; + if (plugin["canHandle"](fullname)) { + plugin["handle"](byteArray, fullname, finish, onerror); + handled = true; + } + }); + return handled; +} + +function FS_createPreloadedFile(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) { + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency(`cp ${fullname}`); + function processData(byteArray) { + function finish(byteArray) { + if (preFinish) preFinish(); + if (!dontCreateFile) { + FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + if (onload) onload(); + removeRunDependency(dep); + } + if (FS_handledByPreloadPlugin(byteArray, fullname, finish, () => { + if (onerror) onerror(); + removeRunDependency(dep); + })) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == "string") { + asyncLoad(url, byteArray => processData(byteArray), onerror); + } else { + processData(url); + } +} + +function FS_modeStringToFlags(str) { + var flagModes = { + "r": 0, + "r+": 2, + "w": 512 | 64 | 1, + "w+": 512 | 64 | 2, + "a": 1024 | 64 | 1, + "a+": 1024 | 64 | 2 + }; + var flags = flagModes[str]; + if (typeof flags == "undefined") { + throw new Error(`Unknown file open mode: ${str}`); + } + return flags; +} + +function FS_getMode(canRead, canWrite) { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; +} + +var IDBFS = { + dbs: {}, + indexedDB: () => { + if (typeof indexedDB != "undefined") return indexedDB; + var ret = null; + if (typeof window == "object") ret = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB; + assert(ret, "IDBFS used, but indexedDB not supported"); + return ret; + }, + DB_VERSION: 21, + DB_STORE_NAME: "FILE_DATA", + mount: function(mount) { + return MEMFS.mount.apply(null, arguments); + }, + syncfs: (mount, populate, callback) => { + IDBFS.getLocalSet(mount, (err, local) => { + if (err) return callback(err); + IDBFS.getRemoteSet(mount, (err, remote) => { + if (err) return callback(err); + var src = populate ? remote : local; + var dst = populate ? local : remote; + IDBFS.reconcile(src, dst, callback); + }); + }); + }, + quit: () => { + Object.values(IDBFS.dbs).forEach(value => value.close()); + IDBFS.dbs = {}; + }, + getDB: (name, callback) => { + var db = IDBFS.dbs[name]; + if (db) { + return callback(null, db); + } + var req; + try { + req = IDBFS.indexedDB().open(name, IDBFS.DB_VERSION); + } catch (e) { + return callback(e); + } + if (!req) { + return callback("Unable to connect to IndexedDB"); + } + req.onupgradeneeded = e => { + var db = e.target.result; + var transaction = e.target.transaction; + var fileStore; + if (db.objectStoreNames.contains(IDBFS.DB_STORE_NAME)) { + fileStore = transaction.objectStore(IDBFS.DB_STORE_NAME); + } else { + fileStore = db.createObjectStore(IDBFS.DB_STORE_NAME); + } + if (!fileStore.indexNames.contains("timestamp")) { + fileStore.createIndex("timestamp", "timestamp", { + unique: false + }); + } + }; + req.onsuccess = () => { + db = req.result; + IDBFS.dbs[name] = db; + callback(null, db); + }; + req.onerror = e => { + callback(this.error); + e.preventDefault(); + }; + }, + getLocalSet: (mount, callback) => { + var entries = {}; + function isRealDir(p) { + return p !== "." && p !== ".."; + } + function toAbsolute(root) { + return p => { + return PATH.join2(root, p); + }; + } + var check = FS.readdir(mount.mountpoint).filter(isRealDir).map(toAbsolute(mount.mountpoint)); + while (check.length) { + var path = check.pop(); + var stat; + try { + stat = FS.stat(path); + } catch (e) { + return callback(e); + } + if (FS.isDir(stat.mode)) { + check.push.apply(check, FS.readdir(path).filter(isRealDir).map(toAbsolute(path))); + } + entries[path] = { + "timestamp": stat.mtime + }; + } + return callback(null, { + type: "local", + entries: entries + }); + }, + getRemoteSet: (mount, callback) => { + var entries = {}; + IDBFS.getDB(mount.mountpoint, (err, db) => { + if (err) return callback(err); + try { + var transaction = db.transaction([ IDBFS.DB_STORE_NAME ], "readonly"); + transaction.onerror = e => { + callback(this.error); + e.preventDefault(); + }; + var store = transaction.objectStore(IDBFS.DB_STORE_NAME); + var index = store.index("timestamp"); + index.openKeyCursor().onsuccess = event => { + var cursor = event.target.result; + if (!cursor) { + return callback(null, { + type: "remote", + db: db, + entries: entries + }); + } + entries[cursor.primaryKey] = { + "timestamp": cursor.key + }; + cursor.continue(); + }; + } catch (e) { + return callback(e); + } + }); + }, + loadLocalEntry: (path, callback) => { + var stat, node; + try { + var lookup = FS.lookupPath(path); + node = lookup.node; + stat = FS.stat(path); + } catch (e) { + return callback(e); + } + if (FS.isDir(stat.mode)) { + return callback(null, { + "timestamp": stat.mtime, + "mode": stat.mode + }); + } else if (FS.isFile(stat.mode)) { + node.contents = MEMFS.getFileDataAsTypedArray(node); + return callback(null, { + "timestamp": stat.mtime, + "mode": stat.mode, + "contents": node.contents + }); + } else { + return callback(new Error("node type not supported")); + } + }, + storeLocalEntry: (path, entry, callback) => { + try { + if (FS.isDir(entry["mode"])) { + FS.mkdirTree(path, entry["mode"]); + } else if (FS.isFile(entry["mode"])) { + FS.writeFile(path, entry["contents"], { + canOwn: true + }); + } else { + return callback(new Error("node type not supported")); + } + FS.chmod(path, entry["mode"]); + FS.utime(path, entry["timestamp"], entry["timestamp"]); + } catch (e) { + return callback(e); + } + callback(null); + }, + removeLocalEntry: (path, callback) => { + try { + var stat = FS.stat(path); + if (FS.isDir(stat.mode)) { + FS.rmdir(path); + } else if (FS.isFile(stat.mode)) { + FS.unlink(path); + } + } catch (e) { + return callback(e); + } + callback(null); + }, + loadRemoteEntry: (store, path, callback) => { + var req = store.get(path); + req.onsuccess = event => { + callback(null, event.target.result); + }; + req.onerror = e => { + callback(this.error); + e.preventDefault(); + }; + }, + storeRemoteEntry: (store, path, entry, callback) => { + try { + var req = store.put(entry, path); + } catch (e) { + callback(e); + return; + } + req.onsuccess = () => { + callback(null); + }; + req.onerror = e => { + callback(this.error); + e.preventDefault(); + }; + }, + removeRemoteEntry: (store, path, callback) => { + var req = store.delete(path); + req.onsuccess = () => { + callback(null); + }; + req.onerror = e => { + callback(this.error); + e.preventDefault(); + }; + }, + reconcile: (src, dst, callback) => { + var total = 0; + var create = []; + Object.keys(src.entries).forEach(function(key) { + var e = src.entries[key]; + var e2 = dst.entries[key]; + if (!e2 || e["timestamp"].getTime() != e2["timestamp"].getTime()) { + create.push(key); + total++; + } + }); + var remove = []; + Object.keys(dst.entries).forEach(function(key) { + if (!src.entries[key]) { + remove.push(key); + total++; + } + }); + if (!total) { + return callback(null); + } + var errored = false; + var db = src.type === "remote" ? src.db : dst.db; + var transaction = db.transaction([ IDBFS.DB_STORE_NAME ], "readwrite"); + var store = transaction.objectStore(IDBFS.DB_STORE_NAME); + function done(err) { + if (err && !errored) { + errored = true; + return callback(err); + } + } + transaction.onerror = e => { + done(this.error); + e.preventDefault(); + }; + transaction.oncomplete = e => { + if (!errored) { + callback(null); + } + }; + create.sort().forEach(path => { + if (dst.type === "local") { + IDBFS.loadRemoteEntry(store, path, (err, entry) => { + if (err) return done(err); + IDBFS.storeLocalEntry(path, entry, done); + }); + } else { + IDBFS.loadLocalEntry(path, (err, entry) => { + if (err) return done(err); + IDBFS.storeRemoteEntry(store, path, entry, done); + }); + } + }); + remove.sort().reverse().forEach(path => { + if (dst.type === "local") { + IDBFS.removeLocalEntry(path, done); + } else { + IDBFS.removeRemoteEntry(store, path, done); + } + }); + } +}; + +var ERRNO_MESSAGES = { + 0: "Success", + 1: "Arg list too long", + 2: "Permission denied", + 3: "Address already in use", + 4: "Address not available", + 5: "Address family not supported by protocol family", + 6: "No more processes", + 7: "Socket already connected", + 8: "Bad file number", + 9: "Trying to read unreadable message", + 10: "Mount device busy", + 11: "Operation canceled", + 12: "No children", + 13: "Connection aborted", + 14: "Connection refused", + 15: "Connection reset by peer", + 16: "File locking deadlock error", + 17: "Destination address required", + 18: "Math arg out of domain of func", + 19: "Quota exceeded", + 20: "File exists", + 21: "Bad address", + 22: "File too large", + 23: "Host is unreachable", + 24: "Identifier removed", + 25: "Illegal byte sequence", + 26: "Connection already in progress", + 27: "Interrupted system call", + 28: "Invalid argument", + 29: "I/O error", + 30: "Socket is already connected", + 31: "Is a directory", + 32: "Too many symbolic links", + 33: "Too many open files", + 34: "Too many links", + 35: "Message too long", + 36: "Multihop attempted", + 37: "File or path name too long", + 38: "Network interface is not configured", + 39: "Connection reset by network", + 40: "Network is unreachable", + 41: "Too many open files in system", + 42: "No buffer space available", + 43: "No such device", + 44: "No such file or directory", + 45: "Exec format error", + 46: "No record locks available", + 47: "The link has been severed", + 48: "Not enough core", + 49: "No message of desired type", + 50: "Protocol not available", + 51: "No space left on device", + 52: "Function not implemented", + 53: "Socket is not connected", + 54: "Not a directory", + 55: "Directory not empty", + 56: "State not recoverable", + 57: "Socket operation on non-socket", + 59: "Not a typewriter", + 60: "No such device or address", + 61: "Value too large for defined data type", + 62: "Previous owner died", + 63: "Not super-user", + 64: "Broken pipe", + 65: "Protocol error", + 66: "Unknown protocol", + 67: "Protocol wrong type for socket", + 68: "Math result not representable", + 69: "Read only file system", + 70: "Illegal seek", + 71: "No such process", + 72: "Stale file handle", + 73: "Connection timed out", + 74: "Text file busy", + 75: "Cross-device link", + 100: "Device not a stream", + 101: "Bad font file fmt", + 102: "Invalid slot", + 103: "Invalid request code", + 104: "No anode", + 105: "Block device required", + 106: "Channel number out of range", + 107: "Level 3 halted", + 108: "Level 3 reset", + 109: "Link number out of range", + 110: "Protocol driver not attached", + 111: "No CSI structure available", + 112: "Level 2 halted", + 113: "Invalid exchange", + 114: "Invalid request descriptor", + 115: "Exchange full", + 116: "No data (for no delay io)", + 117: "Timer expired", + 118: "Out of streams resources", + 119: "Machine is not on the network", + 120: "Package not installed", + 121: "The object is remote", + 122: "Advertise error", + 123: "Srmount error", + 124: "Communication error on send", + 125: "Cross mount point (not really error)", + 126: "Given log. name not unique", + 127: "f.d. invalid for this operation", + 128: "Remote address changed", + 129: "Can access a needed shared lib", + 130: "Accessing a corrupted shared lib", + 131: ".lib section in a.out corrupted", + 132: "Attempting to link in too many libs", + 133: "Attempting to exec a shared library", + 135: "Streams pipe error", + 136: "Too many users", + 137: "Socket type not supported", + 138: "Not supported", + 139: "Protocol family not supported", + 140: "Can't send after socket shutdown", + 141: "Too many references", + 142: "Host is down", + 148: "No medium (in tape drive)", + 156: "Level 2 not synchronized" +}; + +var ERRNO_CODES = {}; + +function demangle(func) { + warnOnce("warning: build with -sDEMANGLE_SUPPORT to link in libcxxabi demangling"); + return func; +} + +function demangleAll(text) { + var regex = /\b_Z[\w\d_]+/g; + return text.replace(regex, function(x) { + var y = demangle(x); + return x === y ? x : y + " [" + x + "]"; + }); +} + +var FS = { + root: null, + mounts: [], + devices: {}, + streams: [], + nextInode: 1, + nameTable: null, + currentPath: "/", + initialized: false, + ignorePermissions: true, + ErrnoError: null, + genericErrors: {}, + filesystems: null, + syncFSRequests: 0, + lookupPath: (path, opts = {}) => { + path = PATH_FS.resolve(path); + if (!path) return { + path: "", + node: null + }; + var defaults = { + follow_mount: true, + recurse_count: 0 + }; + opts = Object.assign(defaults, opts); + if (opts.recurse_count > 8) { + throw new FS.ErrnoError(32); + } + var parts = path.split("/").filter(p => !!p); + 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) { + break; + } + current = FS.lookupNode(current, parts[i]); + current_path = PATH.join2(current_path, parts[i]); + if (FS.isMountpoint(current)) { + if (!islast || islast && opts.follow_mount) { + current = current.mounted.root; + } + } + if (!islast || opts.follow) { + var count = 0; + while (FS.isLink(current.mode)) { + var link = FS.readlink(current_path); + current_path = PATH_FS.resolve(PATH.dirname(current_path), link); + var lookup = FS.lookupPath(current_path, { + recurse_count: opts.recurse_count + 1 + }); + current = lookup.node; + if (count++ > 40) { + throw new FS.ErrnoError(32); + } + } + } + } + return { + path: current_path, + node: current + }; + }, + getPath: node => { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length - 1] !== "/" ? `${mount}/${path}` : mount + path; + } + path = path ? `${node.name}/${path}` : node.name; + node = node.parent; + } + }, + hashName: (parentid, name) => { + var hash = 0; + for (var i = 0; i < name.length; i++) { + hash = (hash << 5) - hash + name.charCodeAt(i) | 0; + } + return (parentid + hash >>> 0) % FS.nameTable.length; + }, + hashAddNode: node => { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + }, + hashRemoveNode: node => { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + }, + lookupNode: (parent, name) => { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode, parent); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + return FS.lookup(parent, name); + }, + createNode: (parent, name, mode, rdev) => { + assert(typeof parent == "object"); + var node = new FS.FSNode(parent, name, mode, rdev); + FS.hashAddNode(node); + return node; + }, + destroyNode: node => { + FS.hashRemoveNode(node); + }, + isRoot: node => { + return node === node.parent; + }, + isMountpoint: node => { + return !!node.mounted; + }, + isFile: mode => { + return (mode & 61440) === 32768; + }, + isDir: mode => { + return (mode & 61440) === 16384; + }, + isLink: mode => { + return (mode & 61440) === 40960; + }, + isChrdev: mode => { + return (mode & 61440) === 8192; + }, + isBlkdev: mode => { + return (mode & 61440) === 24576; + }, + isFIFO: mode => { + return (mode & 61440) === 4096; + }, + isSocket: mode => { + return (mode & 49152) === 49152; + }, + flagsToPermissionString: flag => { + var perms = [ "r", "w", "rw" ][flag & 3]; + if (flag & 512) { + perms += "w"; + } + return perms; + }, + nodePermissions: (node, perms) => { + if (FS.ignorePermissions) { + return 0; + } + if (perms.includes("r") && !(node.mode & 292)) { + return 2; + } else if (perms.includes("w") && !(node.mode & 146)) { + return 2; + } else if (perms.includes("x") && !(node.mode & 73)) { + return 2; + } + return 0; + }, + mayLookup: dir => { + var errCode = FS.nodePermissions(dir, "x"); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + }, + mayCreate: (dir, name) => { + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) {} + return FS.nodePermissions(dir, "wx"); + }, + mayDelete: (dir, name, isdir) => { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, "wx"); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + }, + mayOpen: (node, flags) => { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== "r" || flags & 512) { + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + }, + MAX_OPEN_FDS: 4096, + nextfd: (fd_start = 0, fd_end = FS.MAX_OPEN_FDS) => { + for (var fd = fd_start; fd <= fd_end; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + }, + getStream: fd => FS.streams[fd], + createStream: (stream, fd_start, fd_end) => { + if (!FS.FSStream) { + FS.FSStream = function() { + this.shared = {}; + }; + FS.FSStream.prototype = {}; + Object.defineProperties(FS.FSStream.prototype, { + object: { + get: function() { + return this.node; + }, + set: function(val) { + this.node = val; + } + }, + isRead: { + get: function() { + return (this.flags & 2097155) !== 1; + } + }, + isWrite: { + get: function() { + return (this.flags & 2097155) !== 0; + } + }, + isAppend: { + get: function() { + return this.flags & 1024; + } + }, + flags: { + get: function() { + return this.shared.flags; + }, + set: function(val) { + this.shared.flags = val; + } + }, + position: { + get: function() { + return this.shared.position; + }, + set: function(val) { + this.shared.position = val; + } + } + }); + } + stream = Object.assign(new FS.FSStream(), stream); + var fd = FS.nextfd(fd_start, fd_end); + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + }, + closeStream: fd => { + FS.streams[fd] = null; + }, + chrdev_stream_ops: { + open: stream => { + var device = FS.getDevice(stream.node.rdev); + stream.stream_ops = device.stream_ops; + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + }, + llseek: () => { + throw new FS.ErrnoError(70); + } + }, + major: dev => dev >> 8, + minor: dev => dev & 255, + makedev: (ma, mi) => ma << 8 | mi, + registerDevice: (dev, ops) => { + FS.devices[dev] = { + stream_ops: ops + }; + }, + getDevice: dev => FS.devices[dev], + getMounts: mount => { + var mounts = []; + var check = [ mount ]; + while (check.length) { + var m = check.pop(); + mounts.push(m); + check.push.apply(check, m.mounts); + } + return mounts; + }, + syncfs: (populate, callback) => { + if (typeof populate == "function") { + callback = populate; + populate = false; + } + FS.syncFSRequests++; + if (FS.syncFSRequests > 1) { + err(`warning: ${FS.syncFSRequests} FS.syncfs operations in flight at once, probably just doing extra work`); + } + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + function doCallback(errCode) { + assert(FS.syncFSRequests > 0); + FS.syncFSRequests--; + return callback(errCode); + } + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + } + mounts.forEach(mount => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + }, + mount: (type, opts, mountpoint) => { + if (typeof type == "string") { + throw type; + } + var root = mountpoint === "/"; + var pseudo = !mountpoint; + var node; + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + mountpoint = lookup.path; + node = lookup.node; + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + var mount = { + type: type, + opts: opts, + mountpoint: mountpoint, + mounts: [] + }; + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + if (root) { + FS.root = mountRoot; + } else if (node) { + node.mounted = mount; + if (node.mount) { + node.mount.mounts.push(mount); + } + } + return mountRoot; + }, + unmount: mountpoint => { + var lookup = FS.lookupPath(mountpoint, { + follow_mount: false + }); + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + Object.keys(FS.nameTable).forEach(hash => { + var current = FS.nameTable[hash]; + while (current) { + var next = current.name_next; + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + current = next; + } + }); + node.mounted = null; + var idx = node.mount.mounts.indexOf(mount); + assert(idx !== -1); + node.mount.mounts.splice(idx, 1); + }, + lookup: (parent, name) => { + return parent.node_ops.lookup(parent, name); + }, + mknod: (path, mode, dev) => { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === "." || name === "..") { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + }, + create: (path, mode) => { + mode = mode !== undefined ? mode : 438; + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + }, + mkdir: (path, mode) => { + mode = mode !== undefined ? mode : 511; + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + }, + mkdirTree: (path, mode) => { + var dirs = path.split("/"); + var d = ""; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += "/" + dirs[i]; + try { + FS.mkdir(d, mode); + } catch (e) { + if (e.errno != 20) throw e; + } + } + }, + mkdev: (path, mode, dev) => { + if (typeof dev == "undefined") { + dev = mode; + mode = 438; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + }, + symlink: (oldpath, newpath) => { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + }, + rename: (old_path, new_path) => { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + var lookup, old_dir, new_dir; + lookup = FS.lookupPath(old_path, { + parent: true + }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { + parent: true + }); + new_dir = lookup.node; + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + var old_node = FS.lookupNode(old_dir, old_name); + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(28); + } + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== ".") { + throw new FS.ErrnoError(55); + } + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) {} + if (old_node === new_node) { + return; + } + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + errCode = new_node ? FS.mayDelete(new_dir, new_name, isdir) : FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || new_node && FS.isMountpoint(new_node)) { + throw new FS.ErrnoError(10); + } + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + FS.hashRemoveNode(old_node); + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + } catch (e) { + throw e; + } finally { + FS.hashAddNode(old_node); + } + }, + rmdir: path => { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + }, + readdir: path => { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + }, + unlink: path => { + var lookup = FS.lookupPath(path, { + parent: true + }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + }, + readlink: path => { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); + }, + stat: (path, dontFollow) => { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + }, + lstat: path => { + return FS.stat(path, true); + }, + chmod: (path, mode, dontFollow) => { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: mode & 4095 | node.mode & ~4095, + timestamp: Date.now() + }); + }, + lchmod: (path, mode) => { + FS.chmod(path, mode, true); + }, + fchmod: (fd, mode) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chmod(stream.node, mode); + }, + chown: (path, uid, gid, dontFollow) => { + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: !dontFollow + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now() + }); + }, + lchown: (path, uid, gid) => { + FS.chown(path, uid, gid, true); + }, + fchown: (fd, uid, gid) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chown(stream.node, uid, gid); + }, + truncate: (path, len) => { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == "string") { + var lookup = FS.lookupPath(path, { + follow: true + }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, "w"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now() + }); + }, + ftruncate: (fd, len) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + }, + utime: (path, atime, mtime) => { + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + node.node_ops.setattr(node, { + timestamp: Math.max(atime, mtime) + }); + }, + open: (path, flags, mode) => { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == "string" ? FS_modeStringToFlags(flags) : flags; + mode = typeof mode == "undefined" ? 438 : mode; + if (flags & 64) { + mode = mode & 4095 | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == "object") { + node = path; + } else { + path = PATH.normalize(path); + try { + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072) + }); + node = lookup.node; + } catch (e) {} + } + var created = false; + if (flags & 64) { + if (node) { + if (flags & 128) { + throw new FS.ErrnoError(20); + } + } else { + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + if (flags & 65536 && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + if (flags & 512 && !created) { + FS.truncate(node, 0); + } + flags &= ~(128 | 512 | 131072); + var stream = FS.createStream({ + node: node, + path: FS.getPath(node), + flags: flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + ungotten: [], + error: false + }); + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module["logReadFiles"] && !(flags & 1)) { + if (!FS.readFiles) FS.readFiles = {}; + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + }, + close: stream => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + }, + isClosed: stream => { + return stream.fd === null; + }, + llseek: (stream, offset, whence) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + }, + read: (stream, buffer, offset, length, position) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + }, + write: (stream, buffer, offset, length, position, canOwn) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != "undefined"; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + }, + allocate: (stream, offset, length) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + }, + mmap: (stream, length, position, prot, flags) => { + if ((prot & 2) !== 0 && (flags & 2) === 0 && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + }, + msync: (stream, buffer, offset, length, mmapFlags) => { + if (!stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + }, + munmap: stream => 0, + ioctl: (stream, cmd, arg) => { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + }, + readFile: (path, opts = {}) => { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || "binary"; + if (opts.encoding !== "utf8" && opts.encoding !== "binary") { + throw new Error(`Invalid encoding type "${opts.encoding}"`); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === "utf8") { + ret = UTF8ArrayToString(buf, 0); + } else if (opts.encoding === "binary") { + ret = buf; + } + FS.close(stream); + return ret; + }, + writeFile: (path, data, opts = {}) => { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == "string") { + var buf = new Uint8Array(lengthBytesUTF8(data) + 1); + var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); + FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); + } else if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + throw new Error("Unsupported data type"); + } + FS.close(stream); + }, + cwd: () => FS.currentPath, + chdir: path => { + var lookup = FS.lookupPath(path, { + follow: true + }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, "x"); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + }, + createDefaultDirectories: () => { + FS.mkdir("/tmp"); + FS.mkdir("/home"); + FS.mkdir("/home/web_user"); + }, + createDefaultDevices: () => { + FS.mkdir("/dev"); + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length + }); + FS.mkdev("/dev/null", FS.makedev(1, 3)); + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev("/dev/tty", FS.makedev(5, 0)); + FS.mkdev("/dev/tty1", FS.makedev(6, 0)); + var randomBuffer = new Uint8Array(1024), randomLeft = 0; + var randomByte = () => { + if (randomLeft === 0) { + randomLeft = randomFill(randomBuffer).byteLength; + } + return randomBuffer[--randomLeft]; + }; + FS.createDevice("/dev", "random", randomByte); + FS.createDevice("/dev", "urandom", randomByte); + FS.mkdir("/dev/shm"); + FS.mkdir("/dev/shm/tmp"); + }, + createSpecialDirectories: () => { + FS.mkdir("/proc"); + var proc_self = FS.mkdir("/proc/self"); + FS.mkdir("/proc/self/fd"); + FS.mount({ + mount: () => { + var node = FS.createNode(proc_self, "fd", 16384 | 511, 73); + node.node_ops = { + lookup: (parent, name) => { + var fd = +name; + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + var ret = { + parent: null, + mount: { + mountpoint: "fake" + }, + node_ops: { + readlink: () => stream.path + } + }; + ret.parent = ret; + return ret; + } + }; + return node; + } + }, {}, "/proc/self/fd"); + }, + createStandardStreams: () => { + if (Module["stdin"]) { + FS.createDevice("/dev", "stdin", Module["stdin"]); + } else { + FS.symlink("/dev/tty", "/dev/stdin"); + } + if (Module["stdout"]) { + FS.createDevice("/dev", "stdout", null, Module["stdout"]); + } else { + FS.symlink("/dev/tty", "/dev/stdout"); + } + if (Module["stderr"]) { + FS.createDevice("/dev", "stderr", null, Module["stderr"]); + } else { + FS.symlink("/dev/tty1", "/dev/stderr"); + } + var stdin = FS.open("/dev/stdin", 0); + var stdout = FS.open("/dev/stdout", 1); + var stderr = FS.open("/dev/stderr", 1); + assert(stdin.fd === 0, `invalid handle for stdin (${stdin.fd})`); + assert(stdout.fd === 1, `invalid handle for stdout (${stdout.fd})`); + assert(stderr.fd === 2, `invalid handle for stderr (${stderr.fd})`); + }, + ensureErrnoError: () => { + if (FS.ErrnoError) return; + FS.ErrnoError = function ErrnoError(errno, node) { + this.name = "ErrnoError"; + this.node = node; + this.setErrno = function(errno) { + this.errno = errno; + for (var key in ERRNO_CODES) { + if (ERRNO_CODES[key] === errno) { + this.code = key; + break; + } + } + }; + this.setErrno(errno); + this.message = ERRNO_MESSAGES[errno]; + if (this.stack) { + Object.defineProperty(this, "stack", { + value: new Error().stack, + writable: true + }); + this.stack = demangleAll(this.stack); + } + }; + FS.ErrnoError.prototype = new Error(); + FS.ErrnoError.prototype.constructor = FS.ErrnoError; + [ 44 ].forEach(code => { + FS.genericErrors[code] = new FS.ErrnoError(code); + FS.genericErrors[code].stack = ""; + }); + }, + staticInit: () => { + FS.ensureErrnoError(); + FS.nameTable = new Array(4096); + FS.mount(MEMFS, {}, "/"); + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + FS.filesystems = { + "MEMFS": MEMFS, + "IDBFS": IDBFS + }; + }, + init: (input, output, error) => { + assert(!FS.init.initialized, "FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)"); + FS.init.initialized = true; + FS.ensureErrnoError(); + Module["stdin"] = input || Module["stdin"]; + Module["stdout"] = output || Module["stdout"]; + Module["stderr"] = error || Module["stderr"]; + FS.createStandardStreams(); + }, + quit: () => { + FS.init.initialized = false; + _fflush(0); + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + }, + findObject: (path, dontResolveLastLink) => { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (!ret.exists) { + return null; + } + return ret.object; + }, + analyzePath: (path, dontResolveLastLink) => { + try { + var lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + path = lookup.path; + } catch (e) {} + var ret = { + isRoot: false, + exists: false, + error: 0, + name: null, + path: null, + object: null, + parentExists: false, + parentPath: null, + parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { + parent: true + }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { + follow: !dontResolveLastLink + }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === "/"; + } catch (e) { + ret.error = e.errno; + } + return ret; + }, + createPath: (parent, path, canRead, canWrite) => { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + var parts = path.split("/").reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) {} + parent = current; + } + return current; + }, + createFile: (parent, name, properties, canRead, canWrite) => { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(canRead, canWrite); + return FS.create(path, mode); + }, + createDataFile: (parent, name, data, canRead, canWrite, canOwn) => { + var path = name; + if (parent) { + parent = typeof parent == "string" ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS_getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == "string") { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + return node; + }, + createDevice: (parent, name, input, output) => { + var path = PATH.join2(typeof parent == "string" ? parent : FS.getPath(parent), name); + var mode = FS_getMode(!!input, !!output); + if (!FS.createDevice.major) FS.createDevice.major = 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + FS.registerDevice(dev, { + open: stream => { + stream.seekable = false; + }, + close: stream => { + if (output && output.buffer && output.buffer.length) { + output(10); + } + }, + read: (stream, buffer, offset, length, pos) => { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset + i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: (stream, buffer, offset, length, pos) => { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset + i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + }, + forceLoadFile: obj => { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (typeof XMLHttpRequest != "undefined") { + throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else if (read_) { + try { + obj.contents = intArrayFromString(read_(obj.url), true); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } else { + throw new Error("Cannot load without read() or XMLHttpRequest."); + } + }, + createLazyFile: (parent, name, url, canRead, canWrite) => { + function LazyUint8Array() { + this.lengthKnown = false; + this.chunks = []; + } + LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) { + if (idx > this.length - 1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = idx / this.chunkSize | 0; + return this.getter(chunkNum)[chunkOffset]; + }; + LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) { + this.getter = getter; + }; + LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() { + var xhr = new XMLHttpRequest(); + xhr.open("HEAD", url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + var chunkSize = 1024 * 1024; + if (!hasByteServing) chunkSize = datalength; + var doXHR = (from, to) => { + if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength - 1) throw new Error("only " + datalength + " bytes available! programmer error!"); + var xhr = new XMLHttpRequest(); + xhr.open("GET", url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + xhr.responseType = "arraybuffer"; + if (xhr.overrideMimeType) { + xhr.overrideMimeType("text/plain; charset=x-user-defined"); + } + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(xhr.response || []); + } + return intArrayFromString(xhr.responseText || "", true); + }; + var lazyArray = this; + lazyArray.setDataGetter(chunkNum => { + var start = chunkNum * chunkSize; + var end = (chunkNum + 1) * chunkSize - 1; + end = Math.min(end, datalength - 1); + if (typeof lazyArray.chunks[chunkNum] == "undefined") { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == "undefined") throw new Error("doXHR failed!"); + return lazyArray.chunks[chunkNum]; + }); + if (usesGzip || !datalength) { + chunkSize = datalength = 1; + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + }; + if (typeof XMLHttpRequest != "undefined") { + if (!ENVIRONMENT_IS_WORKER) throw "Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc"; + var lazyArray = new LazyUint8Array(); + Object.defineProperties(lazyArray, { + length: { + get: function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + }, + chunkSize: { + get: function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + }); + var properties = { + isDevice: false, + contents: lazyArray + }; + } else { + var properties = { + isDevice: false, + url: url + }; + } + var node = FS.createFile(parent, name, properties, canRead, canWrite); + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + Object.defineProperties(node, { + usedBytes: { + get: function() { + return this.contents.length; + } + } + }); + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach(key => { + var fn = node.stream_ops[key]; + stream_ops[key] = function forceLoadLazyFile() { + FS.forceLoadFile(node); + return fn.apply(null, arguments); + }; + }); + function writeChunks(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= contents.length) return 0; + var size = Math.min(contents.length - position, length); + assert(size >= 0); + if (contents.slice) { + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents.get(position + i); + } + } + return size; + } + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + return writeChunks(stream, buffer, offset, length, position); + }; + stream_ops.mmap = (stream, length, position, prot, flags) => { + FS.forceLoadFile(node); + var ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + writeChunks(stream, GROWABLE_HEAP_I8(), ptr, length, position); + return { + ptr: ptr, + allocated: true + }; + }; + node.stream_ops = stream_ops; + return node; + }, + absolutePath: () => { + abort("FS.absolutePath has been removed; use PATH_FS.resolve instead"); + }, + createFolder: () => { + abort("FS.createFolder has been removed; use FS.mkdir instead"); + }, + createLink: () => { + abort("FS.createLink has been removed; use FS.symlink instead"); + }, + joinPath: () => { + abort("FS.joinPath has been removed; use PATH.join instead"); + }, + mmapAlloc: () => { + abort("FS.mmapAlloc has been replaced by the top level function mmapAlloc"); + }, + standardizePath: () => { + abort("FS.standardizePath has been removed; use PATH.normalize instead"); + } +}; + +function UTF8ToString(ptr, maxBytesToRead) { + assert(typeof ptr == "number"); + return ptr ? UTF8ArrayToString(GROWABLE_HEAP_U8(), ptr, maxBytesToRead) : ""; +} + +var SYSCALLS = { + DEFAULT_POLLMASK: 5, + calculateAt: function(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = SYSCALLS.getStreamFromFD(dirfd); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44); + } + return dir; + } + return PATH.join2(dir, path); + }, + doStat: function(func, path, buf) { + try { + var stat = func(path); + } catch (e) { + if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) { + return -54; + } + throw e; + } + GROWABLE_HEAP_I32()[buf >> 2] = stat.dev; + GROWABLE_HEAP_I32()[buf + 8 >> 2] = stat.ino; + GROWABLE_HEAP_I32()[buf + 12 >> 2] = stat.mode; + GROWABLE_HEAP_U32()[buf + 16 >> 2] = stat.nlink; + GROWABLE_HEAP_I32()[buf + 20 >> 2] = stat.uid; + GROWABLE_HEAP_I32()[buf + 24 >> 2] = stat.gid; + GROWABLE_HEAP_I32()[buf + 28 >> 2] = stat.rdev; + tempI64 = [ stat.size >>> 0, (tempDouble = stat.size, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[buf + 40 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[buf + 44 >> 2] = tempI64[1]; + GROWABLE_HEAP_I32()[buf + 48 >> 2] = 4096; + GROWABLE_HEAP_I32()[buf + 52 >> 2] = stat.blocks; + var atime = stat.atime.getTime(); + var mtime = stat.mtime.getTime(); + var ctime = stat.ctime.getTime(); + tempI64 = [ Math.floor(atime / 1e3) >>> 0, (tempDouble = Math.floor(atime / 1e3), + +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[buf + 56 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[buf + 60 >> 2] = tempI64[1]; + GROWABLE_HEAP_U32()[buf + 64 >> 2] = atime % 1e3 * 1e3; + tempI64 = [ Math.floor(mtime / 1e3) >>> 0, (tempDouble = Math.floor(mtime / 1e3), + +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[buf + 72 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[buf + 76 >> 2] = tempI64[1]; + GROWABLE_HEAP_U32()[buf + 80 >> 2] = mtime % 1e3 * 1e3; + tempI64 = [ Math.floor(ctime / 1e3) >>> 0, (tempDouble = Math.floor(ctime / 1e3), + +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[buf + 88 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[buf + 92 >> 2] = tempI64[1]; + GROWABLE_HEAP_U32()[buf + 96 >> 2] = ctime % 1e3 * 1e3; + tempI64 = [ stat.ino >>> 0, (tempDouble = stat.ino, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[buf + 104 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[buf + 108 >> 2] = tempI64[1]; + return 0; + }, + doMsync: function(addr, stream, len, flags, offset) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (flags & 2) { + return 0; + } + var buffer = GROWABLE_HEAP_U8().slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + }, + varargs: undefined, + get: function() { + assert(SYSCALLS.varargs != undefined); + SYSCALLS.varargs += 4; + var ret = GROWABLE_HEAP_I32()[SYSCALLS.varargs - 4 >> 2]; + return ret; + }, + getStr: function(ptr) { + var ret = UTF8ToString(ptr); + return ret; + }, + getStreamFromFD: function(fd) { + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + return stream; + } +}; + +function _proc_exit(code) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(1, 1, code); + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + PThread.terminateAllThreads(); + if (Module["onExit"]) Module["onExit"](code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +} + +function exitJS(status, implicit) { + EXITSTATUS = status; + if (ENVIRONMENT_IS_PTHREAD) { + assert(!implicit); + exitOnMainThread(status); + throw "unwind"; + } + if (!keepRuntimeAlive()) { + exitRuntime(); + } + if (keepRuntimeAlive() && !implicit) { + var msg = `program exited (with status: ${status}), but keepRuntimeAlive() is set (counter=${runtimeKeepaliveCounter}) due to an async operation, so halting execution but not exiting the runtime or preventing further async execution (you can use emscripten_force_exit, if you want to force a true shutdown)`; + readyPromiseReject(msg); + err(msg); + } + _proc_exit(status); +} + +var _exit = exitJS; + +function ptrToString(ptr) { + assert(typeof ptr === "number"); + return "0x" + ptr.toString(16).padStart(8, "0"); +} + +function handleException(e) { + if (e instanceof ExitStatus || e == "unwind") { + return EXITSTATUS; + } + checkStackCookie(); + if (e instanceof WebAssembly.RuntimeError) { + if (_emscripten_stack_get_current() <= 0) { + err("Stack overflow detected. You can try increasing -sSTACK_SIZE (currently set to 5242880)"); + } + } + quit_(1, e); +} + +var PThread = { + unusedWorkers: [], + runningWorkers: [], + tlsInitFunctions: [], + pthreads: {}, + nextWorkerID: 1, + debugInit: function() { + function pthreadLogPrefix() { + var t = 0; + if (runtimeInitialized && typeof _pthread_self != "undefined" && !runtimeExited) { + t = _pthread_self(); + } + return "w:" + (Module["workerID"] || 0) + ",t:" + ptrToString(t) + ": "; + } + var origDbg = dbg; + dbg = message => origDbg(pthreadLogPrefix() + message); + }, + init: function() { + PThread.debugInit(); + if (ENVIRONMENT_IS_PTHREAD) { + PThread.initWorker(); + } else { + PThread.initMainThread(); + } + }, + initMainThread: function() { + var pthreadPoolSize = 8; + while (pthreadPoolSize--) { + PThread.allocateUnusedWorker(); + } + }, + initWorker: function() { + noExitRuntime = false; + }, + setExitStatus: function(status) { + EXITSTATUS = status; + }, + terminateAllThreads__deps: [ "$terminateWorker" ], + terminateAllThreads: function() { + assert(!ENVIRONMENT_IS_PTHREAD, "Internal Error! terminateAllThreads() can only ever be called from main application thread!"); + for (var worker of PThread.runningWorkers) { + terminateWorker(worker); + } + for (var worker of PThread.unusedWorkers) { + terminateWorker(worker); + } + PThread.unusedWorkers = []; + PThread.runningWorkers = []; + PThread.pthreads = []; + }, + returnWorkerToPool: function(worker) { + var pthread_ptr = worker.pthread_ptr; + delete PThread.pthreads[pthread_ptr]; + PThread.unusedWorkers.push(worker); + PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1); + worker.pthread_ptr = 0; + __emscripten_thread_free_data(pthread_ptr); + }, + receiveObjectTransfer: function(data) {}, + threadInitTLS: function() { + PThread.tlsInitFunctions.forEach(f => f()); + }, + loadWasmModuleToWorker: worker => new Promise(onFinishedLoading => { + worker.onmessage = e => { + var d = e["data"]; + var cmd = d["cmd"]; + if (worker.pthread_ptr) PThread.currentProxiedOperationCallerThread = worker.pthread_ptr; + if (d["targetThread"] && d["targetThread"] != _pthread_self()) { + var targetWorker = PThread.pthreads[d.targetThread]; + if (targetWorker) { + targetWorker.postMessage(d, d["transferList"]); + } else { + err('Internal error! Worker sent a message "' + cmd + '" to target pthread ' + d["targetThread"] + ", but that thread no longer exists!"); + } + PThread.currentProxiedOperationCallerThread = undefined; + return; + } + if (cmd === "checkMailbox") { + checkMailbox(); + } else if (cmd === "spawnThread") { + spawnThread(d); + } else if (cmd === "cleanupThread") { + cleanupThread(d["thread"]); + } else if (cmd === "killThread") { + killThread(d["thread"]); + } else if (cmd === "cancelThread") { + cancelThread(d["thread"]); + } else if (cmd === "loaded") { + worker.loaded = true; + onFinishedLoading(worker); + } else if (cmd === "print") { + out("Thread " + d["threadId"] + ": " + d["text"]); + } else if (cmd === "printErr") { + err("Thread " + d["threadId"] + ": " + d["text"]); + } else if (cmd === "alert") { + alert("Thread " + d["threadId"] + ": " + d["text"]); + } else if (d.target === "setimmediate") { + worker.postMessage(d); + } else if (cmd === "callHandler") { + Module[d["handler"]](...d["args"]); + } else if (cmd) { + err("worker sent an unknown command " + cmd); + } + PThread.currentProxiedOperationCallerThread = undefined; + }; + worker.onerror = e => { + var message = "worker sent an error!"; + if (worker.pthread_ptr) { + message = "Pthread " + ptrToString(worker.pthread_ptr) + " sent an error!"; + } + err(message + " " + e.filename + ":" + e.lineno + ": " + e.message); + throw e; + }; + assert(wasmMemory instanceof WebAssembly.Memory, "WebAssembly memory should have been loaded by now!"); + assert(wasmModule instanceof WebAssembly.Module, "WebAssembly Module should have been loaded by now!"); + var handlers = []; + var knownHandlers = [ "onExit", "onAbort", "print", "printErr" ]; + for (var handler of knownHandlers) { + if (Module.hasOwnProperty(handler)) { + handlers.push(handler); + } + } + worker.workerID = PThread.nextWorkerID++; + worker.postMessage({ + "cmd": "load", + "handlers": handlers, + "urlOrBlob": Module["mainScriptUrlOrBlob"] || _scriptDir, + "wasmMemory": wasmMemory, + "wasmModule": wasmModule, + "workerID": worker.workerID + }); + }), + loadWasmModuleToAllWorkers: function(onMaybeReady) { + if (ENVIRONMENT_IS_PTHREAD) { + return onMaybeReady(); + } + let pthreadPoolReady = Promise.all(PThread.unusedWorkers.map(PThread.loadWasmModuleToWorker)); + pthreadPoolReady.then(onMaybeReady); + }, + allocateUnusedWorker: function() { + var worker; + var pthreadMainJs = locateFile("godot.web.template_release.wasm32.worker.js"); + worker = new Worker(pthreadMainJs); + PThread.unusedWorkers.push(worker); + }, + getNewWorker: function() { + if (PThread.unusedWorkers.length == 0) { + err("Tried to spawn a new thread, but the thread pool is exhausted.\n" + "This might result in a deadlock unless some threads eventually exit or the code explicitly breaks out to the event loop.\n" + "If you want to increase the pool size, use setting `-sPTHREAD_POOL_SIZE=...`." + "\nIf you want to throw an explicit error instead of the risk of deadlocking in those cases, use setting `-sPTHREAD_POOL_SIZE_STRICT=2`."); + PThread.allocateUnusedWorker(); + PThread.loadWasmModuleToWorker(PThread.unusedWorkers[0]); + } + return PThread.unusedWorkers.pop(); + } +}; + +Module["PThread"] = PThread; + +function callRuntimeCallbacks(callbacks) { + while (callbacks.length > 0) { + callbacks.shift()(Module); + } +} + +function establishStackSpace() { + var pthread_ptr = _pthread_self(); + var stackTop = GROWABLE_HEAP_I32()[pthread_ptr + 52 >> 2]; + var stackSize = GROWABLE_HEAP_I32()[pthread_ptr + 56 >> 2]; + var stackMax = stackTop - stackSize; + assert(stackTop != 0); + assert(stackMax != 0); + assert(stackTop > stackMax, "stackTop must be higher then stackMax"); + _emscripten_stack_set_limits(stackTop, stackMax); + stackRestore(stackTop); + writeStackCookie(); +} + +Module["establishStackSpace"] = establishStackSpace; + +function exitOnMainThread(returnCode) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(2, 0, returnCode); + _exit(returnCode); +} + +function getValue(ptr, type = "i8") { + if (type.endsWith("*")) type = "*"; + switch (type) { + case "i1": + return GROWABLE_HEAP_I8()[ptr >> 0]; + + case "i8": + return GROWABLE_HEAP_I8()[ptr >> 0]; + + case "i16": + return GROWABLE_HEAP_I16()[ptr >> 1]; + + case "i32": + return GROWABLE_HEAP_I32()[ptr >> 2]; + + case "i64": + return GROWABLE_HEAP_I32()[ptr >> 2]; + + case "float": + return GROWABLE_HEAP_F32()[ptr >> 2]; + + case "double": + return GROWABLE_HEAP_F64()[ptr >> 3]; + + case "*": + return GROWABLE_HEAP_U32()[ptr >> 2]; + + default: + abort(`invalid type for getValue: ${type}`); + } +} + +var wasmTableMirror = []; + +function getWasmTableEntry(funcPtr) { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; + wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + assert(wasmTable.get(funcPtr) == func, "JavaScript-side Wasm function table mirror is out of date!"); + return func; +} + +function invokeEntryPoint(ptr, arg) { + runtimeKeepaliveCounter = 0; + var result = getWasmTableEntry(ptr)(arg); + checkStackCookie(); + if (keepRuntimeAlive()) { + PThread.setExitStatus(result); + } else { + __emscripten_thread_exit(result); + } +} + +Module["invokeEntryPoint"] = invokeEntryPoint; + +function registerTLSInit(tlsInitFunc) { + PThread.tlsInitFunctions.push(tlsInitFunc); +} + +function setValue(ptr, value, type = "i8") { + if (type.endsWith("*")) type = "*"; + switch (type) { + case "i1": + GROWABLE_HEAP_I8()[ptr >> 0] = value; + break; + + case "i8": + GROWABLE_HEAP_I8()[ptr >> 0] = value; + break; + + case "i16": + GROWABLE_HEAP_I16()[ptr >> 1] = value; + break; + + case "i32": + GROWABLE_HEAP_I32()[ptr >> 2] = value; + break; + + case "i64": + tempI64 = [ value >>> 0, (tempDouble = value, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[ptr >> 2] = tempI64[0], GROWABLE_HEAP_I32()[ptr + 4 >> 2] = tempI64[1]; + break; + + case "float": + GROWABLE_HEAP_F32()[ptr >> 2] = value; + break; + + case "double": + GROWABLE_HEAP_F64()[ptr >> 3] = value; + break; + + case "*": + GROWABLE_HEAP_U32()[ptr >> 2] = value; + break; + + default: + abort(`invalid type for setValue: ${type}`); + } +} + +function warnOnce(text) { + if (!warnOnce.shown) warnOnce.shown = {}; + if (!warnOnce.shown[text]) { + warnOnce.shown[text] = 1; + err(text); + } +} + +function ___assert_fail(condition, filename, line, func) { + abort(`Assertion failed: ${UTF8ToString(condition)}, at: ` + [ filename ? UTF8ToString(filename) : "unknown filename", line, func ? UTF8ToString(func) : "unknown function" ]); +} + +function ___call_sighandler(fp, sig) { + getWasmTableEntry(fp)(sig); +} + +var dlopenMissingError = "To use dlopen, you need enable dynamic linking, see https://emscripten.org/docs/compiling/Dynamic-Linking.html"; + +function ___dlsym(handle, symbol) { + abort(dlopenMissingError); +} + +function ___emscripten_init_main_thread_js(tb) { + __emscripten_thread_init(tb, !ENVIRONMENT_IS_WORKER, 1, !ENVIRONMENT_IS_WEB, 2097152); + PThread.threadInitTLS(); +} + +function ___emscripten_thread_cleanup(thread) { + if (!ENVIRONMENT_IS_PTHREAD) cleanupThread(thread); else postMessage({ + "cmd": "cleanupThread", + "thread": thread + }); +} + +function pthreadCreateProxied(pthread_ptr, attr, startRoutine, arg) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(3, 1, pthread_ptr, attr, startRoutine, arg); + return ___pthread_create_js(pthread_ptr, attr, startRoutine, arg); +} + +function ___pthread_create_js(pthread_ptr, attr, startRoutine, arg) { + if (typeof SharedArrayBuffer == "undefined") { + err("Current environment does not support SharedArrayBuffer, pthreads are not available!"); + return 6; + } + var transferList = []; + var error = 0; + if (ENVIRONMENT_IS_PTHREAD && (transferList.length === 0 || error)) { + return pthreadCreateProxied(pthread_ptr, attr, startRoutine, arg); + } + if (error) return error; + var threadParams = { + startRoutine: startRoutine, + pthread_ptr: pthread_ptr, + arg: arg, + transferList: transferList + }; + if (ENVIRONMENT_IS_PTHREAD) { + threadParams.cmd = "spawnThread"; + postMessage(threadParams, transferList); + return 0; + } + return spawnThread(threadParams); +} + +function ___syscall__newselect(nfds, readfds, writefds, exceptfds, timeout) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(4, 1, nfds, readfds, writefds, exceptfds, timeout); + try { + assert(nfds <= 64, "nfds must be less than or equal to 64"); + assert(!exceptfds, "exceptfds not supported"); + var total = 0; + var srcReadLow = readfds ? GROWABLE_HEAP_I32()[readfds >> 2] : 0, srcReadHigh = readfds ? GROWABLE_HEAP_I32()[readfds + 4 >> 2] : 0; + var srcWriteLow = writefds ? GROWABLE_HEAP_I32()[writefds >> 2] : 0, srcWriteHigh = writefds ? GROWABLE_HEAP_I32()[writefds + 4 >> 2] : 0; + var srcExceptLow = exceptfds ? GROWABLE_HEAP_I32()[exceptfds >> 2] : 0, srcExceptHigh = exceptfds ? GROWABLE_HEAP_I32()[exceptfds + 4 >> 2] : 0; + var dstReadLow = 0, dstReadHigh = 0; + var dstWriteLow = 0, dstWriteHigh = 0; + var dstExceptLow = 0, dstExceptHigh = 0; + var allLow = (readfds ? GROWABLE_HEAP_I32()[readfds >> 2] : 0) | (writefds ? GROWABLE_HEAP_I32()[writefds >> 2] : 0) | (exceptfds ? GROWABLE_HEAP_I32()[exceptfds >> 2] : 0); + var allHigh = (readfds ? GROWABLE_HEAP_I32()[readfds + 4 >> 2] : 0) | (writefds ? GROWABLE_HEAP_I32()[writefds + 4 >> 2] : 0) | (exceptfds ? GROWABLE_HEAP_I32()[exceptfds + 4 >> 2] : 0); + var check = function(fd, low, high, val) { + return fd < 32 ? low & val : high & val; + }; + for (var fd = 0; fd < nfds; fd++) { + var mask = 1 << fd % 32; + if (!check(fd, allLow, allHigh, mask)) { + continue; + } + var stream = SYSCALLS.getStreamFromFD(fd); + var flags = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops.poll) { + flags = stream.stream_ops.poll(stream); + } + if (flags & 1 && check(fd, srcReadLow, srcReadHigh, mask)) { + fd < 32 ? dstReadLow = dstReadLow | mask : dstReadHigh = dstReadHigh | mask; + total++; + } + if (flags & 4 && check(fd, srcWriteLow, srcWriteHigh, mask)) { + fd < 32 ? dstWriteLow = dstWriteLow | mask : dstWriteHigh = dstWriteHigh | mask; + total++; + } + if (flags & 2 && check(fd, srcExceptLow, srcExceptHigh, mask)) { + fd < 32 ? dstExceptLow = dstExceptLow | mask : dstExceptHigh = dstExceptHigh | mask; + total++; + } + } + if (readfds) { + GROWABLE_HEAP_I32()[readfds >> 2] = dstReadLow; + GROWABLE_HEAP_I32()[readfds + 4 >> 2] = dstReadHigh; + } + if (writefds) { + GROWABLE_HEAP_I32()[writefds >> 2] = dstWriteLow; + GROWABLE_HEAP_I32()[writefds + 4 >> 2] = dstWriteHigh; + } + if (exceptfds) { + GROWABLE_HEAP_I32()[exceptfds >> 2] = dstExceptLow; + GROWABLE_HEAP_I32()[exceptfds + 4 >> 2] = dstExceptHigh; + } + return total; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var SOCKFS = { + mount: function(mount) { + Module["websocket"] = Module["websocket"] && "object" === typeof Module["websocket"] ? Module["websocket"] : {}; + Module["websocket"]._callbacks = {}; + Module["websocket"]["on"] = function(event, callback) { + if ("function" === typeof callback) { + this._callbacks[event] = callback; + } + return this; + }; + Module["websocket"].emit = function(event, param) { + if ("function" === typeof this._callbacks[event]) { + this._callbacks[event].call(this, param); + } + }; + return FS.createNode(null, "/", 16384 | 511, 0); + }, + createSocket: function(family, type, protocol) { + type &= ~526336; + var streaming = type == 1; + if (streaming && protocol && protocol != 6) { + throw new FS.ErrnoError(66); + } + var sock = { + family: family, + type: type, + protocol: protocol, + server: null, + error: null, + peers: {}, + pending: [], + recv_queue: [], + sock_ops: SOCKFS.websocket_sock_ops + }; + var name = SOCKFS.nextname(); + var node = FS.createNode(SOCKFS.root, name, 49152, 0); + node.sock = sock; + var stream = FS.createStream({ + path: name, + node: node, + flags: 2, + seekable: false, + stream_ops: SOCKFS.stream_ops + }); + sock.stream = stream; + return sock; + }, + getSocket: function(fd) { + var stream = FS.getStream(fd); + if (!stream || !FS.isSocket(stream.node.mode)) { + return null; + } + return stream.node.sock; + }, + stream_ops: { + poll: function(stream) { + var sock = stream.node.sock; + return sock.sock_ops.poll(sock); + }, + ioctl: function(stream, request, varargs) { + var sock = stream.node.sock; + return sock.sock_ops.ioctl(sock, request, varargs); + }, + read: function(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + var msg = sock.sock_ops.recvmsg(sock, length); + if (!msg) { + return 0; + } + buffer.set(msg.buffer, offset); + return msg.buffer.length; + }, + write: function(stream, buffer, offset, length, position) { + var sock = stream.node.sock; + return sock.sock_ops.sendmsg(sock, buffer, offset, length); + }, + close: function(stream) { + var sock = stream.node.sock; + sock.sock_ops.close(sock); + } + }, + nextname: function() { + if (!SOCKFS.nextname.current) { + SOCKFS.nextname.current = 0; + } + return "socket[" + SOCKFS.nextname.current++ + "]"; + }, + websocket_sock_ops: { + createPeer: function(sock, addr, port) { + var ws; + if (typeof addr == "object") { + ws = addr; + addr = null; + port = null; + } + if (ws) { + if (ws._socket) { + addr = ws._socket.remoteAddress; + port = ws._socket.remotePort; + } else { + var result = /ws[s]?:\/\/([^:]+):(\d+)/.exec(ws.url); + if (!result) { + throw new Error("WebSocket URL must be in the format ws(s)://address:port"); + } + addr = result[1]; + port = parseInt(result[2], 10); + } + } else { + try { + var runtimeConfig = Module["websocket"] && "object" === typeof Module["websocket"]; + var url = "ws:#".replace("#", "//"); + if (runtimeConfig) { + if ("string" === typeof Module["websocket"]["url"]) { + url = Module["websocket"]["url"]; + } + } + if (url === "ws://" || url === "wss://") { + var parts = addr.split("/"); + url = url + parts[0] + ":" + port + "/" + parts.slice(1).join("/"); + } + var subProtocols = "binary"; + if (runtimeConfig) { + if ("string" === typeof Module["websocket"]["subprotocol"]) { + subProtocols = Module["websocket"]["subprotocol"]; + } + } + var opts = undefined; + if (subProtocols !== "null") { + subProtocols = subProtocols.replace(/^ +| +$/g, "").split(/ *, */); + opts = subProtocols; + } + if (runtimeConfig && null === Module["websocket"]["subprotocol"]) { + subProtocols = "null"; + opts = undefined; + } + var WebSocketConstructor; + { + WebSocketConstructor = WebSocket; + } + ws = new WebSocketConstructor(url, opts); + ws.binaryType = "arraybuffer"; + } catch (e) { + throw new FS.ErrnoError(23); + } + } + var peer = { + addr: addr, + port: port, + socket: ws, + dgram_send_queue: [] + }; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + SOCKFS.websocket_sock_ops.handlePeerEvents(sock, peer); + if (sock.type === 2 && typeof sock.sport != "undefined") { + peer.dgram_send_queue.push(new Uint8Array([ 255, 255, 255, 255, "p".charCodeAt(0), "o".charCodeAt(0), "r".charCodeAt(0), "t".charCodeAt(0), (sock.sport & 65280) >> 8, sock.sport & 255 ])); + } + return peer; + }, + getPeer: function(sock, addr, port) { + return sock.peers[addr + ":" + port]; + }, + addPeer: function(sock, peer) { + sock.peers[peer.addr + ":" + peer.port] = peer; + }, + removePeer: function(sock, peer) { + delete sock.peers[peer.addr + ":" + peer.port]; + }, + handlePeerEvents: function(sock, peer) { + var first = true; + var handleOpen = function() { + Module["websocket"].emit("open", sock.stream.fd); + try { + var queued = peer.dgram_send_queue.shift(); + while (queued) { + peer.socket.send(queued); + queued = peer.dgram_send_queue.shift(); + } + } catch (e) { + peer.socket.close(); + } + }; + function handleMessage(data) { + if (typeof data == "string") { + var encoder = new TextEncoder(); + data = encoder.encode(data); + } else { + assert(data.byteLength !== undefined); + if (data.byteLength == 0) { + return; + } + data = new Uint8Array(data); + } + var wasfirst = first; + first = false; + if (wasfirst && data.length === 10 && data[0] === 255 && data[1] === 255 && data[2] === 255 && data[3] === 255 && data[4] === "p".charCodeAt(0) && data[5] === "o".charCodeAt(0) && data[6] === "r".charCodeAt(0) && data[7] === "t".charCodeAt(0)) { + var newport = data[8] << 8 | data[9]; + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + peer.port = newport; + SOCKFS.websocket_sock_ops.addPeer(sock, peer); + return; + } + sock.recv_queue.push({ + addr: peer.addr, + port: peer.port, + data: data + }); + Module["websocket"].emit("message", sock.stream.fd); + } + if (ENVIRONMENT_IS_NODE) { + peer.socket.on("open", handleOpen); + peer.socket.on("message", function(data, isBinary) { + if (!isBinary) { + return; + } + handleMessage(new Uint8Array(data).buffer); + }); + peer.socket.on("close", function() { + Module["websocket"].emit("close", sock.stream.fd); + }); + peer.socket.on("error", function(error) { + sock.error = 14; + Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }); + } else { + peer.socket.onopen = handleOpen; + peer.socket.onclose = function() { + Module["websocket"].emit("close", sock.stream.fd); + }; + peer.socket.onmessage = function peer_socket_onmessage(event) { + handleMessage(event.data); + }; + peer.socket.onerror = function(error) { + sock.error = 14; + Module["websocket"].emit("error", [ sock.stream.fd, sock.error, "ECONNREFUSED: Connection refused" ]); + }; + } + }, + poll: function(sock) { + if (sock.type === 1 && sock.server) { + return sock.pending.length ? 64 | 1 : 0; + } + var mask = 0; + var dest = sock.type === 1 ? SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport) : null; + if (sock.recv_queue.length || !dest || dest && dest.socket.readyState === dest.socket.CLOSING || dest && dest.socket.readyState === dest.socket.CLOSED) { + mask |= 64 | 1; + } + if (!dest || dest && dest.socket.readyState === dest.socket.OPEN) { + mask |= 4; + } + if (dest && dest.socket.readyState === dest.socket.CLOSING || dest && dest.socket.readyState === dest.socket.CLOSED) { + mask |= 16; + } + return mask; + }, + ioctl: function(sock, request, arg) { + switch (request) { + case 21531: + var bytes = 0; + if (sock.recv_queue.length) { + bytes = sock.recv_queue[0].data.length; + } + GROWABLE_HEAP_I32()[arg >> 2] = bytes; + return 0; + + default: + return 28; + } + }, + close: function(sock) { + if (sock.server) { + try { + sock.server.close(); + } catch (e) {} + sock.server = null; + } + var peers = Object.keys(sock.peers); + for (var i = 0; i < peers.length; i++) { + var peer = sock.peers[peers[i]]; + try { + peer.socket.close(); + } catch (e) {} + SOCKFS.websocket_sock_ops.removePeer(sock, peer); + } + return 0; + }, + bind: function(sock, addr, port) { + if (typeof sock.saddr != "undefined" || typeof sock.sport != "undefined") { + throw new FS.ErrnoError(28); + } + sock.saddr = addr; + sock.sport = port; + if (sock.type === 2) { + if (sock.server) { + sock.server.close(); + sock.server = null; + } + try { + sock.sock_ops.listen(sock, 0); + } catch (e) { + if (!(e.name === "ErrnoError")) throw e; + if (e.errno !== 138) throw e; + } + } + }, + connect: function(sock, addr, port) { + if (sock.server) { + throw new FS.ErrnoError(138); + } + if (typeof sock.daddr != "undefined" && typeof sock.dport != "undefined") { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (dest) { + if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(7); + } else { + throw new FS.ErrnoError(30); + } + } + } + var peer = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + sock.daddr = peer.addr; + sock.dport = peer.port; + throw new FS.ErrnoError(26); + }, + listen: function(sock, backlog) { + if (!ENVIRONMENT_IS_NODE) { + throw new FS.ErrnoError(138); + } + }, + accept: function(listensock) { + if (!listensock.server || !listensock.pending.length) { + throw new FS.ErrnoError(28); + } + var newsock = listensock.pending.shift(); + newsock.stream.flags = listensock.stream.flags; + return newsock; + }, + getname: function(sock, peer) { + var addr, port; + if (peer) { + if (sock.daddr === undefined || sock.dport === undefined) { + throw new FS.ErrnoError(53); + } + addr = sock.daddr; + port = sock.dport; + } else { + addr = sock.saddr || 0; + port = sock.sport || 0; + } + return { + addr: addr, + port: port + }; + }, + sendmsg: function(sock, buffer, offset, length, addr, port) { + if (sock.type === 2) { + if (addr === undefined || port === undefined) { + addr = sock.daddr; + port = sock.dport; + } + if (addr === undefined || port === undefined) { + throw new FS.ErrnoError(17); + } + } else { + addr = sock.daddr; + port = sock.dport; + } + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, addr, port); + if (sock.type === 1) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + throw new FS.ErrnoError(53); + } else if (dest.socket.readyState === dest.socket.CONNECTING) { + throw new FS.ErrnoError(6); + } + } + if (ArrayBuffer.isView(buffer)) { + offset += buffer.byteOffset; + buffer = buffer.buffer; + } + var data; + if (buffer instanceof SharedArrayBuffer) { + data = new Uint8Array(new Uint8Array(buffer.slice(offset, offset + length))).buffer; + } else { + data = buffer.slice(offset, offset + length); + } + if (sock.type === 2) { + if (!dest || dest.socket.readyState !== dest.socket.OPEN) { + if (!dest || dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + dest = SOCKFS.websocket_sock_ops.createPeer(sock, addr, port); + } + dest.dgram_send_queue.push(data); + return length; + } + } + try { + dest.socket.send(data); + return length; + } catch (e) { + throw new FS.ErrnoError(28); + } + }, + recvmsg: function(sock, length) { + if (sock.type === 1 && sock.server) { + throw new FS.ErrnoError(53); + } + var queued = sock.recv_queue.shift(); + if (!queued) { + if (sock.type === 1) { + var dest = SOCKFS.websocket_sock_ops.getPeer(sock, sock.daddr, sock.dport); + if (!dest) { + throw new FS.ErrnoError(53); + } + if (dest.socket.readyState === dest.socket.CLOSING || dest.socket.readyState === dest.socket.CLOSED) { + return null; + } + throw new FS.ErrnoError(6); + } + throw new FS.ErrnoError(6); + } + var queuedLength = queued.data.byteLength || queued.data.length; + var queuedOffset = queued.data.byteOffset || 0; + var queuedBuffer = queued.data.buffer || queued.data; + var bytesRead = Math.min(length, queuedLength); + var res = { + buffer: new Uint8Array(queuedBuffer, queuedOffset, bytesRead), + addr: queued.addr, + port: queued.port + }; + if (sock.type === 1 && bytesRead < queuedLength) { + var bytesRemaining = queuedLength - bytesRead; + queued.data = new Uint8Array(queuedBuffer, queuedOffset + bytesRead, bytesRemaining); + sock.recv_queue.unshift(queued); + } + return res; + } + } +}; + +function getSocketFromFD(fd) { + var socket = SOCKFS.getSocket(fd); + if (!socket) throw new FS.ErrnoError(8); + return socket; +} + +function setErrNo(value) { + GROWABLE_HEAP_I32()[___errno_location() >> 2] = value; + return value; +} + +var Sockets = { + BUFFER_SIZE: 10240, + MAX_BUFFER_SIZE: 10485760, + nextFd: 1, + fds: {}, + nextport: 1, + maxport: 65535, + peer: null, + connections: {}, + portmap: {}, + localAddr: 4261412874, + addrPool: [ 33554442, 50331658, 67108874, 83886090, 100663306, 117440522, 134217738, 150994954, 167772170, 184549386, 201326602, 218103818, 234881034 ] +}; + +function inetPton4(str) { + var b = str.split("."); + for (var i = 0; i < 4; i++) { + var tmp = Number(b[i]); + if (isNaN(tmp)) return null; + b[i] = tmp; + } + return (b[0] | b[1] << 8 | b[2] << 16 | b[3] << 24) >>> 0; +} + +function jstoi_q(str) { + return parseInt(str); +} + +function inetPton6(str) { + var words; + var w, offset, z, i; + var valid6regx = /^((?=.*::)(?!.*::.+::)(::)?([\dA-F]{1,4}:(:|\b)|){5}|([\dA-F]{1,4}:){6})((([\dA-F]{1,4}((?!\3)::|:\b|$))|(?!\2\3)){2}|(((2[0-4]|1\d|[1-9])?\d|25[0-5])\.?\b){4})$/i; + var parts = []; + if (!valid6regx.test(str)) { + return null; + } + if (str === "::") { + return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; + } + if (str.startsWith("::")) { + str = str.replace("::", "Z:"); + } else { + str = str.replace("::", ":Z:"); + } + if (str.indexOf(".") > 0) { + str = str.replace(new RegExp("[.]", "g"), ":"); + words = str.split(":"); + words[words.length - 4] = jstoi_q(words[words.length - 4]) + jstoi_q(words[words.length - 3]) * 256; + words[words.length - 3] = jstoi_q(words[words.length - 2]) + jstoi_q(words[words.length - 1]) * 256; + words = words.slice(0, words.length - 2); + } else { + words = str.split(":"); + } + offset = 0; + z = 0; + for (w = 0; w < words.length; w++) { + if (typeof words[w] == "string") { + if (words[w] === "Z") { + for (z = 0; z < 8 - words.length + 1; z++) { + parts[w + z] = 0; + } + offset = z - 1; + } else { + parts[w + offset] = _htons(parseInt(words[w], 16)); + } + } else { + parts[w + offset] = words[w]; + } + } + return [ parts[1] << 16 | parts[0], parts[3] << 16 | parts[2], parts[5] << 16 | parts[4], parts[7] << 16 | parts[6] ]; +} + +function writeSockaddr(sa, family, addr, port, addrlen) { + switch (family) { + case 2: + addr = inetPton4(addr); + zeroMemory(sa, 16); + if (addrlen) { + GROWABLE_HEAP_I32()[addrlen >> 2] = 16; + } + GROWABLE_HEAP_I16()[sa >> 1] = family; + GROWABLE_HEAP_I32()[sa + 4 >> 2] = addr; + GROWABLE_HEAP_I16()[sa + 2 >> 1] = _htons(port); + break; + + case 10: + addr = inetPton6(addr); + zeroMemory(sa, 28); + if (addrlen) { + GROWABLE_HEAP_I32()[addrlen >> 2] = 28; + } + GROWABLE_HEAP_I32()[sa >> 2] = family; + GROWABLE_HEAP_I32()[sa + 8 >> 2] = addr[0]; + GROWABLE_HEAP_I32()[sa + 12 >> 2] = addr[1]; + GROWABLE_HEAP_I32()[sa + 16 >> 2] = addr[2]; + GROWABLE_HEAP_I32()[sa + 20 >> 2] = addr[3]; + GROWABLE_HEAP_I16()[sa + 2 >> 1] = _htons(port); + break; + + default: + return 5; + } + return 0; +} + +var DNS = { + address_map: { + id: 1, + addrs: {}, + names: {} + }, + lookup_name: function(name) { + var res = inetPton4(name); + if (res !== null) { + return name; + } + res = inetPton6(name); + if (res !== null) { + return name; + } + var addr; + if (DNS.address_map.addrs[name]) { + addr = DNS.address_map.addrs[name]; + } else { + var id = DNS.address_map.id++; + assert(id < 65535, "exceeded max address mappings of 65535"); + addr = "172.29." + (id & 255) + "." + (id & 65280); + DNS.address_map.names[addr] = name; + DNS.address_map.addrs[name] = addr; + } + return addr; + }, + lookup_addr: function(addr) { + if (DNS.address_map.names[addr]) { + return DNS.address_map.names[addr]; + } + return null; + } +}; + +function ___syscall_accept4(fd, addr, addrlen, flags, d1, d2) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(5, 1, fd, addr, addrlen, flags, d1, d2); + try { + var sock = getSocketFromFD(fd); + var newsock = sock.sock_ops.accept(sock); + if (addr) { + var errno = writeSockaddr(addr, newsock.family, DNS.lookup_name(newsock.daddr), newsock.dport, addrlen); + assert(!errno); + } + return newsock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function inetNtop4(addr) { + return (addr & 255) + "." + (addr >> 8 & 255) + "." + (addr >> 16 & 255) + "." + (addr >> 24 & 255); +} + +function inetNtop6(ints) { + var str = ""; + var word = 0; + var longest = 0; + var lastzero = 0; + var zstart = 0; + var len = 0; + var i = 0; + var parts = [ ints[0] & 65535, ints[0] >> 16, ints[1] & 65535, ints[1] >> 16, ints[2] & 65535, ints[2] >> 16, ints[3] & 65535, ints[3] >> 16 ]; + var hasipv4 = true; + var v4part = ""; + for (i = 0; i < 5; i++) { + if (parts[i] !== 0) { + hasipv4 = false; + break; + } + } + if (hasipv4) { + v4part = inetNtop4(parts[6] | parts[7] << 16); + if (parts[5] === -1) { + str = "::ffff:"; + str += v4part; + return str; + } + if (parts[5] === 0) { + str = "::"; + if (v4part === "0.0.0.0") v4part = ""; + if (v4part === "0.0.0.1") v4part = "1"; + str += v4part; + return str; + } + } + for (word = 0; word < 8; word++) { + if (parts[word] === 0) { + if (word - lastzero > 1) { + len = 0; + } + lastzero = word; + len++; + } + if (len > longest) { + longest = len; + zstart = word - longest + 1; + } + } + for (word = 0; word < 8; word++) { + if (longest > 1) { + if (parts[word] === 0 && word >= zstart && word < zstart + longest) { + if (word === zstart) { + str += ":"; + if (zstart === 0) str += ":"; + } + continue; + } + } + str += Number(_ntohs(parts[word] & 65535)).toString(16); + str += word < 7 ? ":" : ""; + } + return str; +} + +function readSockaddr(sa, salen) { + var family = GROWABLE_HEAP_I16()[sa >> 1]; + var port = _ntohs(GROWABLE_HEAP_U16()[sa + 2 >> 1]); + var addr; + switch (family) { + case 2: + if (salen !== 16) { + return { + errno: 28 + }; + } + addr = GROWABLE_HEAP_I32()[sa + 4 >> 2]; + addr = inetNtop4(addr); + break; + + case 10: + if (salen !== 28) { + return { + errno: 28 + }; + } + addr = [ GROWABLE_HEAP_I32()[sa + 8 >> 2], GROWABLE_HEAP_I32()[sa + 12 >> 2], GROWABLE_HEAP_I32()[sa + 16 >> 2], GROWABLE_HEAP_I32()[sa + 20 >> 2] ]; + addr = inetNtop6(addr); + break; + + default: + return { + errno: 5 + }; + } + return { + family: family, + addr: addr, + port: port + }; +} + +function getSocketAddress(addrp, addrlen, allowNull) { + if (allowNull && addrp === 0) return null; + var info = readSockaddr(addrp, addrlen); + if (info.errno) throw new FS.ErrnoError(info.errno); + info.addr = DNS.lookup_addr(info.addr) || info.addr; + return info; +} + +function ___syscall_bind(fd, addr, addrlen, d1, d2, d3) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(6, 1, fd, addr, addrlen, d1, d2, d3); + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.bind(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_chdir(path) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(7, 1, path); + try { + path = SYSCALLS.getStr(path); + FS.chdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_chmod(path, mode) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(8, 1, path, mode); + try { + path = SYSCALLS.getStr(path); + FS.chmod(path, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_connect(fd, addr, addrlen, d1, d2, d3) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(9, 1, fd, addr, addrlen, d1, d2, d3); + try { + var sock = getSocketFromFD(fd); + var info = getSocketAddress(addr, addrlen); + sock.sock_ops.connect(sock, info.addr, info.port); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_faccessat(dirfd, path, amode, flags) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(10, 1, dirfd, path, amode, flags); + try { + path = SYSCALLS.getStr(path); + assert(flags === 0); + path = SYSCALLS.calculateAt(dirfd, path); + if (amode & ~7) { + return -28; + } + var lookup = FS.lookupPath(path, { + follow: true + }); + var node = lookup.node; + if (!node) { + return -44; + } + var perms = ""; + if (amode & 4) perms += "r"; + if (amode & 2) perms += "w"; + if (amode & 1) perms += "x"; + if (perms && FS.nodePermissions(node, perms)) { + return -2; + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fchmod(fd, mode) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(11, 1, fd, mode); + try { + FS.fchmod(fd, mode); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_fcntl64(fd, cmd, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(12, 1, fd, cmd, varargs); + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: + { + var arg = SYSCALLS.get(); + if (arg < 0) { + return -28; + } + var newStream; + newStream = FS.createStream(stream, arg); + return newStream.fd; + } + + case 1: + case 2: + return 0; + + case 3: + return stream.flags; + + case 4: + { + var arg = SYSCALLS.get(); + stream.flags |= arg; + return 0; + } + + case 5: + { + var arg = SYSCALLS.get(); + var offset = 0; + GROWABLE_HEAP_I16()[arg + offset >> 1] = 2; + return 0; + } + + case 6: + case 7: + return 0; + + case 16: + case 8: + return -28; + + case 9: + setErrNo(28); + return -1; + + default: + { + return -28; + } + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function stringToUTF8(str, outPtr, maxBytesToWrite) { + assert(typeof maxBytesToWrite == "number", "stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!"); + return stringToUTF8Array(str, GROWABLE_HEAP_U8(), outPtr, maxBytesToWrite); +} + +function ___syscall_getcwd(buf, size) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(13, 1, buf, size); + try { + if (size === 0) return -28; + var cwd = FS.cwd(); + var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1; + if (size < cwdLengthInBytes) return -68; + stringToUTF8(cwd, buf, size); + return cwdLengthInBytes; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_getdents64(fd, dirp, count) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(14, 1, fd, dirp, count); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + if (!stream.getdents) { + stream.getdents = FS.readdir(stream.path); + } + var struct_size = 280; + var pos = 0; + var off = FS.llseek(stream, 0, 1); + var idx = Math.floor(off / struct_size); + while (idx < stream.getdents.length && pos + struct_size <= count) { + var id; + var type; + var name = stream.getdents[idx]; + if (name === ".") { + id = stream.node.id; + type = 4; + } else if (name === "..") { + var lookup = FS.lookupPath(stream.path, { + parent: true + }); + id = lookup.node.id; + type = 4; + } else { + var child = FS.lookupNode(stream.node, name); + id = child.id; + type = FS.isChrdev(child.mode) ? 2 : FS.isDir(child.mode) ? 4 : FS.isLink(child.mode) ? 10 : 8; + } + assert(id); + tempI64 = [ id >>> 0, (tempDouble = id, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[dirp + pos >> 2] = tempI64[0], GROWABLE_HEAP_I32()[dirp + pos + 4 >> 2] = tempI64[1]; + tempI64 = [ (idx + 1) * struct_size >>> 0, (tempDouble = (idx + 1) * struct_size, + +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[dirp + pos + 8 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[dirp + pos + 12 >> 2] = tempI64[1]; + GROWABLE_HEAP_I16()[dirp + pos + 16 >> 1] = 280; + GROWABLE_HEAP_I8()[dirp + pos + 18 >> 0] = type; + stringToUTF8(name, dirp + pos + 19, 256); + pos += struct_size; + idx += 1; + } + 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_getsockname(fd, addr, addrlen, d1, d2, d3) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(15, 1, fd, addr, addrlen, d1, d2, d3); + try { + var sock = getSocketFromFD(fd); + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(sock.saddr || "0.0.0.0"), sock.sport, addrlen); + assert(!errno); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_getsockopt(fd, level, optname, optval, optlen, d1) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(16, 1, fd, level, optname, optval, optlen, d1); + try { + var sock = getSocketFromFD(fd); + if (level === 1) { + if (optname === 4) { + GROWABLE_HEAP_I32()[optval >> 2] = sock.error; + GROWABLE_HEAP_I32()[optlen >> 2] = 4; + sock.error = null; + return 0; + } + } + return -50; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_ioctl(fd, op, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(17, 1, fd, op, varargs); + SYSCALLS.varargs = varargs; + try { + var stream = SYSCALLS.getStreamFromFD(fd); + switch (op) { + case 21509: + case 21505: + { + if (!stream.tty) return -59; + return 0; + } + + case 21510: + case 21511: + case 21512: + case 21506: + case 21507: + case 21508: + { + if (!stream.tty) return -59; + return 0; + } + + case 21519: + { + if (!stream.tty) return -59; + var argp = SYSCALLS.get(); + GROWABLE_HEAP_I32()[argp >> 2] = 0; + return 0; + } + + case 21520: + { + if (!stream.tty) return -59; + return -28; + } + + case 21531: + { + var argp = SYSCALLS.get(); + return FS.ioctl(stream, op, argp); + } + + case 21523: + { + if (!stream.tty) return -59; + return 0; + } + + case 21524: + { + if (!stream.tty) return -59; + return 0; + } + + default: + return -28; + } + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_listen(fd, backlog) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(18, 1, fd, backlog); + try { + var sock = getSocketFromFD(fd); + sock.sock_ops.listen(sock, backlog); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_lstat64(path, buf) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(19, 1, path, buf); + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_mkdirat(dirfd, path, mode) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(20, 1, dirfd, path, mode); + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + path = PATH.normalize(path); + if (path[path.length - 1] === "/") path = path.substr(0, path.length - 1); + 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) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(21, 1, dirfd, path, buf, flags); + try { + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & ~6400; + assert(!flags, "unknown flags in __syscall_newfstatat: " + flags); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_openat(dirfd, path, flags, varargs) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(22, 1, dirfd, path, flags, varargs); + SYSCALLS.varargs = varargs; + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? SYSCALLS.get() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_poll(fds, nfds, timeout) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(23, 1, fds, nfds, timeout); + try { + var nonzero = 0; + for (var i = 0; i < nfds; i++) { + var pollfd = fds + 8 * i; + var fd = GROWABLE_HEAP_I32()[pollfd >> 2]; + var events = GROWABLE_HEAP_I16()[pollfd + 4 >> 1]; + var mask = 32; + var stream = FS.getStream(fd); + if (stream) { + mask = SYSCALLS.DEFAULT_POLLMASK; + if (stream.stream_ops.poll) { + mask = stream.stream_ops.poll(stream); + } + } + mask &= events | 8 | 16; + if (mask) nonzero++; + GROWABLE_HEAP_I16()[pollfd + 6 >> 1] = mask; + } + return nonzero; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_readlinkat(dirfd, path, buf, bufsize) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(24, 1, dirfd, path, buf, bufsize); + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (bufsize <= 0) return -28; + var ret = FS.readlink(path); + var len = Math.min(bufsize, lengthBytesUTF8(ret)); + var endChar = GROWABLE_HEAP_I8()[buf + len]; + stringToUTF8(ret, buf, bufsize + 1); + GROWABLE_HEAP_I8()[buf + len] = endChar; + return len; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_recvfrom(fd, buf, len, flags, addr, addrlen) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(25, 1, fd, buf, len, flags, addr, addrlen); + try { + var sock = getSocketFromFD(fd); + var msg = sock.sock_ops.recvmsg(sock, len); + if (!msg) return 0; + if (addr) { + var errno = writeSockaddr(addr, sock.family, DNS.lookup_name(msg.addr), msg.port, addrlen); + assert(!errno); + } + GROWABLE_HEAP_U8().set(msg.buffer, buf); + return msg.buffer.byteLength; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_renameat(olddirfd, oldpath, newdirfd, newpath) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(26, 1, olddirfd, oldpath, newdirfd, newpath); + try { + oldpath = SYSCALLS.getStr(oldpath); + newpath = SYSCALLS.getStr(newpath); + oldpath = SYSCALLS.calculateAt(olddirfd, oldpath); + newpath = SYSCALLS.calculateAt(newdirfd, newpath); + FS.rename(oldpath, newpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_rmdir(path) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(27, 1, path); + try { + path = SYSCALLS.getStr(path); + FS.rmdir(path); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_sendto(fd, message, length, flags, addr, addr_len) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(28, 1, fd, message, length, flags, addr, addr_len); + try { + var sock = getSocketFromFD(fd); + var dest = getSocketAddress(addr, addr_len, true); + if (!dest) { + return FS.write(sock.stream, GROWABLE_HEAP_I8(), message, length); + } + return sock.sock_ops.sendmsg(sock, GROWABLE_HEAP_I8(), message, length, dest.addr, dest.port); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_socket(domain, type, protocol) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(29, 1, domain, type, protocol); + try { + var sock = SOCKFS.createSocket(domain, type, protocol); + assert(sock.stream.fd < 64); + return sock.stream.fd; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_stat64(path, buf) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(30, 1, path, buf); + try { + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_statfs64(path, size, buf) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(31, 1, path, size, buf); + try { + path = SYSCALLS.getStr(path); + assert(size === 64); + GROWABLE_HEAP_I32()[buf + 4 >> 2] = 4096; + GROWABLE_HEAP_I32()[buf + 40 >> 2] = 4096; + GROWABLE_HEAP_I32()[buf + 8 >> 2] = 1e6; + GROWABLE_HEAP_I32()[buf + 12 >> 2] = 5e5; + GROWABLE_HEAP_I32()[buf + 16 >> 2] = 5e5; + GROWABLE_HEAP_I32()[buf + 20 >> 2] = FS.nextInode; + GROWABLE_HEAP_I32()[buf + 24 >> 2] = 1e6; + GROWABLE_HEAP_I32()[buf + 28 >> 2] = 42; + GROWABLE_HEAP_I32()[buf + 44 >> 2] = 2; + GROWABLE_HEAP_I32()[buf + 36 >> 2] = 255; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_symlink(target, linkpath) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(32, 1, target, linkpath); + try { + target = SYSCALLS.getStr(target); + linkpath = SYSCALLS.getStr(linkpath); + FS.symlink(target, linkpath); + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +function ___syscall_unlinkat(dirfd, path, flags) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(33, 1, dirfd, path, flags); + try { + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort("Invalid flags passed to unlinkat"); + } + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return -e.errno; + } +} + +var nowIsMonotonic = true; + +function __emscripten_get_now_is_monotonic() { + return nowIsMonotonic; +} + +function maybeExit() { + if (runtimeExited) { + return; + } + if (!keepRuntimeAlive()) { + try { + if (ENVIRONMENT_IS_PTHREAD) __emscripten_thread_exit(EXITSTATUS); else _exit(EXITSTATUS); + } catch (e) { + handleException(e); + } + } +} + +function callUserCallback(func) { + if (runtimeExited || ABORT) { + err("user callback triggered after runtime exited or application aborted. Ignoring."); + return; + } + try { + func(); + maybeExit(); + } catch (e) { + handleException(e); + } +} + +function __emscripten_thread_mailbox_await(pthread_ptr) { + if (typeof Atomics.waitAsync === "function") { + var wait = Atomics.waitAsync(GROWABLE_HEAP_I32(), pthread_ptr >> 2, pthread_ptr); + assert(wait.async); + wait.value.then(checkMailbox); + var waitingAsync = pthread_ptr + 128; + Atomics.store(GROWABLE_HEAP_I32(), waitingAsync >> 2, 1); + } +} + +Module["__emscripten_thread_mailbox_await"] = __emscripten_thread_mailbox_await; + +function checkMailbox() { + var pthread_ptr = _pthread_self(); + if (pthread_ptr) { + __emscripten_thread_mailbox_await(pthread_ptr); + callUserCallback(() => __emscripten_check_mailbox()); + } +} + +Module["checkMailbox"] = checkMailbox; + +function __emscripten_notify_mailbox_postmessage(targetThreadId, currThreadId, mainThreadId) { + if (targetThreadId == currThreadId) { + setTimeout(() => checkMailbox()); + } else if (ENVIRONMENT_IS_PTHREAD) { + postMessage({ + "targetThread": targetThreadId, + "cmd": "checkMailbox" + }); + } else { + var worker = PThread.pthreads[targetThreadId]; + if (!worker) { + err("Cannot send message to thread with ID " + targetThreadId + ", unknown thread ID!"); + return; + } + worker.postMessage({ + "cmd": "checkMailbox" + }); + } +} + +function webgl_enable_ANGLE_instanced_arrays(ctx) { + var ext = ctx.getExtension("ANGLE_instanced_arrays"); + if (ext) { + ctx["vertexAttribDivisor"] = function(index, divisor) { + ext["vertexAttribDivisorANGLE"](index, divisor); + }; + ctx["drawArraysInstanced"] = function(mode, first, count, primcount) { + ext["drawArraysInstancedANGLE"](mode, first, count, primcount); + }; + ctx["drawElementsInstanced"] = function(mode, count, type, indices, primcount) { + ext["drawElementsInstancedANGLE"](mode, count, type, indices, primcount); + }; + return 1; + } +} + +function webgl_enable_OES_vertex_array_object(ctx) { + var ext = ctx.getExtension("OES_vertex_array_object"); + if (ext) { + ctx["createVertexArray"] = function() { + return ext["createVertexArrayOES"](); + }; + ctx["deleteVertexArray"] = function(vao) { + ext["deleteVertexArrayOES"](vao); + }; + ctx["bindVertexArray"] = function(vao) { + ext["bindVertexArrayOES"](vao); + }; + ctx["isVertexArray"] = function(vao) { + return ext["isVertexArrayOES"](vao); + }; + return 1; + } +} + +function webgl_enable_WEBGL_draw_buffers(ctx) { + var ext = ctx.getExtension("WEBGL_draw_buffers"); + if (ext) { + ctx["drawBuffers"] = function(n, bufs) { + ext["drawBuffersWEBGL"](n, bufs); + }; + return 1; + } +} + +function webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(ctx) { + return !!(ctx.dibvbi = ctx.getExtension("WEBGL_draw_instanced_base_vertex_base_instance")); +} + +function webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(ctx) { + return !!(ctx.mdibvbi = ctx.getExtension("WEBGL_multi_draw_instanced_base_vertex_base_instance")); +} + +function webgl_enable_WEBGL_multi_draw(ctx) { + return !!(ctx.multiDrawWebgl = ctx.getExtension("WEBGL_multi_draw")); +} + +var GL = { + counter: 1, + buffers: [], + programs: [], + framebuffers: [], + renderbuffers: [], + textures: [], + shaders: [], + vaos: [], + contexts: {}, + offscreenCanvases: {}, + queries: [], + samplers: [], + transformFeedbacks: [], + syncs: [], + stringCache: {}, + stringiCache: {}, + unpackAlignment: 4, + recordError: function recordError(errorCode) { + if (!GL.lastError) { + GL.lastError = errorCode; + } + }, + getNewId: function(table) { + var ret = GL.counter++; + for (var i = table.length; i < ret; i++) { + table[i] = null; + } + return ret; + }, + getSource: function(shader, count, string, length) { + var source = ""; + for (var i = 0; i < count; ++i) { + var len = length ? GROWABLE_HEAP_I32()[length + i * 4 >> 2] : -1; + source += UTF8ToString(GROWABLE_HEAP_I32()[string + i * 4 >> 2], len < 0 ? undefined : len); + } + return source; + }, + createContext: function(canvas, webGLContextAttributes) { + if (webGLContextAttributes.renderViaOffscreenBackBuffer) webGLContextAttributes["preserveDrawingBuffer"] = true; + var ctx = webGLContextAttributes.majorVersion > 1 ? canvas.getContext("webgl2", webGLContextAttributes) : canvas.getContext("webgl", webGLContextAttributes); + if (!ctx) return 0; + var handle = GL.registerContext(ctx, webGLContextAttributes); + return handle; + }, + enableOffscreenFramebufferAttributes: function(webGLContextAttributes) { + webGLContextAttributes.renderViaOffscreenBackBuffer = true; + webGLContextAttributes.preserveDrawingBuffer = true; + }, + createOffscreenFramebuffer: function(context) { + var gl = context.GLctx; + var fbo = gl.createFramebuffer(); + gl.bindFramebuffer(36160, fbo); + context.defaultFbo = fbo; + context.defaultFboForbidBlitFramebuffer = false; + if (gl.getContextAttributes().antialias) { + context.defaultFboForbidBlitFramebuffer = true; + } + context.defaultColorTarget = gl.createTexture(); + context.defaultDepthTarget = gl.createRenderbuffer(); + GL.resizeOffscreenFramebuffer(context); + gl.bindTexture(3553, context.defaultColorTarget); + gl.texParameteri(3553, 10241, 9728); + gl.texParameteri(3553, 10240, 9728); + gl.texParameteri(3553, 10242, 33071); + gl.texParameteri(3553, 10243, 33071); + gl.texImage2D(3553, 0, 6408, gl.canvas.width, gl.canvas.height, 0, 6408, 5121, null); + gl.framebufferTexture2D(36160, 36064, 3553, context.defaultColorTarget, 0); + gl.bindTexture(3553, null); + var depthTarget = gl.createRenderbuffer(); + gl.bindRenderbuffer(36161, context.defaultDepthTarget); + gl.renderbufferStorage(36161, 33189, gl.canvas.width, gl.canvas.height); + gl.framebufferRenderbuffer(36160, 36096, 36161, context.defaultDepthTarget); + gl.bindRenderbuffer(36161, null); + var vertices = [ -1, -1, -1, 1, 1, -1, 1, 1 ]; + var vb = gl.createBuffer(); + gl.bindBuffer(34962, vb); + gl.bufferData(34962, new Float32Array(vertices), 35044); + gl.bindBuffer(34962, null); + context.blitVB = vb; + var vsCode = "attribute vec2 pos;" + "varying lowp vec2 tex;" + "void main() { tex = pos * 0.5 + vec2(0.5,0.5); gl_Position = vec4(pos, 0.0, 1.0); }"; + var vs = gl.createShader(35633); + gl.shaderSource(vs, vsCode); + gl.compileShader(vs); + var fsCode = "varying lowp vec2 tex;" + "uniform sampler2D sampler;" + "void main() { gl_FragColor = texture2D(sampler, tex); }"; + var fs = gl.createShader(35632); + gl.shaderSource(fs, fsCode); + gl.compileShader(fs); + var blitProgram = gl.createProgram(); + gl.attachShader(blitProgram, vs); + gl.attachShader(blitProgram, fs); + gl.linkProgram(blitProgram); + context.blitProgram = blitProgram; + context.blitPosLoc = gl.getAttribLocation(blitProgram, "pos"); + gl.useProgram(blitProgram); + gl.uniform1i(gl.getUniformLocation(blitProgram, "sampler"), 0); + gl.useProgram(null); + context.defaultVao = undefined; + if (gl.createVertexArray) { + context.defaultVao = gl.createVertexArray(); + gl.bindVertexArray(context.defaultVao); + gl.enableVertexAttribArray(context.blitPosLoc); + gl.bindVertexArray(null); + } + }, + resizeOffscreenFramebuffer: function(context) { + var gl = context.GLctx; + if (context.defaultColorTarget) { + var prevTextureBinding = gl.getParameter(32873); + gl.bindTexture(3553, context.defaultColorTarget); + gl.texImage2D(3553, 0, 6408, gl.drawingBufferWidth, gl.drawingBufferHeight, 0, 6408, 5121, null); + gl.bindTexture(3553, prevTextureBinding); + } + if (context.defaultDepthTarget) { + var prevRenderBufferBinding = gl.getParameter(36007); + gl.bindRenderbuffer(36161, context.defaultDepthTarget); + gl.renderbufferStorage(36161, 33189, gl.drawingBufferWidth, gl.drawingBufferHeight); + gl.bindRenderbuffer(36161, prevRenderBufferBinding); + } + }, + blitOffscreenFramebuffer: function(context) { + var gl = context.GLctx; + var prevScissorTest = gl.getParameter(3089); + if (prevScissorTest) gl.disable(3089); + var prevFbo = gl.getParameter(36006); + if (gl.blitFramebuffer && !context.defaultFboForbidBlitFramebuffer) { + gl.bindFramebuffer(36008, context.defaultFbo); + gl.bindFramebuffer(36009, null); + gl.blitFramebuffer(0, 0, gl.canvas.width, gl.canvas.height, 0, 0, gl.canvas.width, gl.canvas.height, 16384, 9728); + } else { + gl.bindFramebuffer(36160, null); + var prevProgram = gl.getParameter(35725); + gl.useProgram(context.blitProgram); + var prevVB = gl.getParameter(34964); + gl.bindBuffer(34962, context.blitVB); + var prevActiveTexture = gl.getParameter(34016); + gl.activeTexture(33984); + var prevTextureBinding = gl.getParameter(32873); + gl.bindTexture(3553, context.defaultColorTarget); + var prevBlend = gl.getParameter(3042); + if (prevBlend) gl.disable(3042); + var prevCullFace = gl.getParameter(2884); + if (prevCullFace) gl.disable(2884); + var prevDepthTest = gl.getParameter(2929); + if (prevDepthTest) gl.disable(2929); + var prevStencilTest = gl.getParameter(2960); + if (prevStencilTest) gl.disable(2960); + function draw() { + gl.vertexAttribPointer(context.blitPosLoc, 2, 5126, false, 0, 0); + gl.drawArrays(5, 0, 4); + } + if (context.defaultVao) { + var prevVAO = gl.getParameter(34229); + gl.bindVertexArray(context.defaultVao); + draw(); + gl.bindVertexArray(prevVAO); + } else { + var prevVertexAttribPointer = { + buffer: gl.getVertexAttrib(context.blitPosLoc, 34975), + size: gl.getVertexAttrib(context.blitPosLoc, 34339), + stride: gl.getVertexAttrib(context.blitPosLoc, 34340), + type: gl.getVertexAttrib(context.blitPosLoc, 34341), + normalized: gl.getVertexAttrib(context.blitPosLoc, 34922), + pointer: gl.getVertexAttribOffset(context.blitPosLoc, 34373) + }; + var maxVertexAttribs = gl.getParameter(34921); + var prevVertexAttribEnables = []; + for (var i = 0; i < maxVertexAttribs; ++i) { + var prevEnabled = gl.getVertexAttrib(i, 34338); + var wantEnabled = i == context.blitPosLoc; + if (prevEnabled && !wantEnabled) { + gl.disableVertexAttribArray(i); + } + if (!prevEnabled && wantEnabled) { + gl.enableVertexAttribArray(i); + } + prevVertexAttribEnables[i] = prevEnabled; + } + draw(); + for (var i = 0; i < maxVertexAttribs; ++i) { + var prevEnabled = prevVertexAttribEnables[i]; + var nowEnabled = i == context.blitPosLoc; + if (prevEnabled && !nowEnabled) { + gl.enableVertexAttribArray(i); + } + if (!prevEnabled && nowEnabled) { + gl.disableVertexAttribArray(i); + } + } + gl.bindBuffer(34962, prevVertexAttribPointer.buffer); + gl.vertexAttribPointer(context.blitPosLoc, prevVertexAttribPointer.size, prevVertexAttribPointer.type, prevVertexAttribPointer.normalized, prevVertexAttribPointer.stride, prevVertexAttribPointer.offset); + } + if (prevStencilTest) gl.enable(2960); + if (prevDepthTest) gl.enable(2929); + if (prevCullFace) gl.enable(2884); + if (prevBlend) gl.enable(3042); + gl.bindTexture(3553, prevTextureBinding); + gl.activeTexture(prevActiveTexture); + gl.bindBuffer(34962, prevVB); + gl.useProgram(prevProgram); + } + gl.bindFramebuffer(36160, prevFbo); + if (prevScissorTest) gl.enable(3089); + }, + registerContext: function(ctx, webGLContextAttributes) { + var handle = _malloc(8); + GROWABLE_HEAP_I32()[handle + 4 >> 2] = _pthread_self(); + var context = { + handle: handle, + attributes: webGLContextAttributes, + version: webGLContextAttributes.majorVersion, + GLctx: ctx + }; + if (ctx.canvas) ctx.canvas.GLctxObject = context; + GL.contexts[handle] = context; + if (typeof webGLContextAttributes.enableExtensionsByDefault == "undefined" || webGLContextAttributes.enableExtensionsByDefault) { + GL.initExtensions(context); + } + if (webGLContextAttributes.renderViaOffscreenBackBuffer) GL.createOffscreenFramebuffer(context); + return handle; + }, + makeContextCurrent: function(contextHandle) { + GL.currentContext = GL.contexts[contextHandle]; + Module.ctx = GLctx = GL.currentContext && GL.currentContext.GLctx; + return !(contextHandle && !GLctx); + }, + getContext: function(contextHandle) { + return GL.contexts[contextHandle]; + }, + deleteContext: function(contextHandle) { + if (GL.currentContext === GL.contexts[contextHandle]) GL.currentContext = null; + if (typeof JSEvents == "object") JSEvents.removeAllHandlersOnTarget(GL.contexts[contextHandle].GLctx.canvas); + if (GL.contexts[contextHandle] && GL.contexts[contextHandle].GLctx.canvas) GL.contexts[contextHandle].GLctx.canvas.GLctxObject = undefined; + _free(GL.contexts[contextHandle].handle); + GL.contexts[contextHandle] = null; + }, + initExtensions: function(context) { + if (!context) context = GL.currentContext; + if (context.initExtensionsDone) return; + context.initExtensionsDone = true; + var GLctx = context.GLctx; + webgl_enable_ANGLE_instanced_arrays(GLctx); + webgl_enable_OES_vertex_array_object(GLctx); + webgl_enable_WEBGL_draw_buffers(GLctx); + webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(GLctx); + webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx); + if (context.version >= 2) { + GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query_webgl2"); + } + if (context.version < 2 || !GLctx.disjointTimerQueryExt) { + GLctx.disjointTimerQueryExt = GLctx.getExtension("EXT_disjoint_timer_query"); + } + webgl_enable_WEBGL_multi_draw(GLctx); + var exts = GLctx.getSupportedExtensions() || []; + exts.forEach(function(ext) { + if (!ext.includes("lose_context") && !ext.includes("debug")) { + GLctx.getExtension(ext); + } + }); + } +}; + +function __emscripten_proxied_gl_context_activated_from_main_browser_thread(contextHandle) { + GLctx = Module.ctx = GL.currentContext = contextHandle; + GL.currentContextIsProxied = true; +} + +function __emscripten_set_offscreencanvas_size(target, width, height) { + err("emscripten_set_offscreencanvas_size: Build with -sOFFSCREENCANVAS_SUPPORT=1 to enable transferring canvases to pthreads."); + return -1; +} + +function __emscripten_thread_set_strongref(thread) {} + +function __emscripten_throw_longjmp() { + throw Infinity; +} + +function readI53FromI64(ptr) { + return GROWABLE_HEAP_U32()[ptr >> 2] + GROWABLE_HEAP_I32()[ptr + 4 >> 2] * 4294967296; +} + +function __gmtime_js(time, tmPtr) { + var date = new Date(readI53FromI64(time) * 1e3); + GROWABLE_HEAP_I32()[tmPtr >> 2] = date.getUTCSeconds(); + GROWABLE_HEAP_I32()[tmPtr + 4 >> 2] = date.getUTCMinutes(); + GROWABLE_HEAP_I32()[tmPtr + 8 >> 2] = date.getUTCHours(); + GROWABLE_HEAP_I32()[tmPtr + 12 >> 2] = date.getUTCDate(); + GROWABLE_HEAP_I32()[tmPtr + 16 >> 2] = date.getUTCMonth(); + GROWABLE_HEAP_I32()[tmPtr + 20 >> 2] = date.getUTCFullYear() - 1900; + GROWABLE_HEAP_I32()[tmPtr + 24 >> 2] = date.getUTCDay(); + var start = Date.UTC(date.getUTCFullYear(), 0, 1, 0, 0, 0, 0); + var yday = (date.getTime() - start) / (1e3 * 60 * 60 * 24) | 0; + GROWABLE_HEAP_I32()[tmPtr + 28 >> 2] = yday; +} + +function isLeapYear(year) { + return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0); +} + +var MONTH_DAYS_LEAP_CUMULATIVE = [ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 ]; + +var MONTH_DAYS_REGULAR_CUMULATIVE = [ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 ]; + +function ydayFromDate(date) { + var leap = isLeapYear(date.getFullYear()); + var monthDaysCumulative = leap ? MONTH_DAYS_LEAP_CUMULATIVE : MONTH_DAYS_REGULAR_CUMULATIVE; + var yday = monthDaysCumulative[date.getMonth()] + date.getDate() - 1; + return yday; +} + +function __localtime_js(time, tmPtr) { + var date = new Date(readI53FromI64(time) * 1e3); + GROWABLE_HEAP_I32()[tmPtr >> 2] = date.getSeconds(); + GROWABLE_HEAP_I32()[tmPtr + 4 >> 2] = date.getMinutes(); + GROWABLE_HEAP_I32()[tmPtr + 8 >> 2] = date.getHours(); + GROWABLE_HEAP_I32()[tmPtr + 12 >> 2] = date.getDate(); + GROWABLE_HEAP_I32()[tmPtr + 16 >> 2] = date.getMonth(); + GROWABLE_HEAP_I32()[tmPtr + 20 >> 2] = date.getFullYear() - 1900; + GROWABLE_HEAP_I32()[tmPtr + 24 >> 2] = date.getDay(); + var yday = ydayFromDate(date) | 0; + GROWABLE_HEAP_I32()[tmPtr + 28 >> 2] = yday; + GROWABLE_HEAP_I32()[tmPtr + 36 >> 2] = -(date.getTimezoneOffset() * 60); + var start = new Date(date.getFullYear(), 0, 1); + var summerOffset = new Date(date.getFullYear(), 6, 1).getTimezoneOffset(); + var winterOffset = start.getTimezoneOffset(); + var dst = (summerOffset != winterOffset && date.getTimezoneOffset() == Math.min(winterOffset, summerOffset)) | 0; + GROWABLE_HEAP_I32()[tmPtr + 32 >> 2] = dst; +} + +var timers = {}; + +var _emscripten_get_now; + +_emscripten_get_now = () => performance.timeOrigin + performance.now(); + +function __setitimer_js(which, timeout_ms) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(34, 1, which, timeout_ms); + if (timers[which]) { + clearTimeout(timers[which].id); + delete timers[which]; + } + if (!timeout_ms) return 0; + var id = setTimeout(() => { + assert(which in timers); + delete timers[which]; + callUserCallback(() => __emscripten_timeout(which, _emscripten_get_now())); + }, timeout_ms); + timers[which] = { + id: id, + timeout_ms: timeout_ms + }; + return 0; +} + +function stringToNewUTF8(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = _malloc(size); + if (ret) stringToUTF8(str, ret, size); + return ret; +} + +function __tzset_js(timezone, daylight, tzname) { + var currentYear = new Date().getFullYear(); + var winter = new Date(currentYear, 0, 1); + var summer = new Date(currentYear, 6, 1); + var winterOffset = winter.getTimezoneOffset(); + var summerOffset = summer.getTimezoneOffset(); + var stdTimezoneOffset = Math.max(winterOffset, summerOffset); + GROWABLE_HEAP_U32()[timezone >> 2] = stdTimezoneOffset * 60; + GROWABLE_HEAP_I32()[daylight >> 2] = Number(winterOffset != summerOffset); + function extractZone(date) { + var match = date.toTimeString().match(/\(([A-Za-z ]+)\)$/); + return match ? match[1] : "GMT"; + } + var winterName = extractZone(winter); + var summerName = extractZone(summer); + var winterNamePtr = stringToNewUTF8(winterName); + var summerNamePtr = stringToNewUTF8(summerName); + if (summerOffset < winterOffset) { + GROWABLE_HEAP_U32()[tzname >> 2] = winterNamePtr; + GROWABLE_HEAP_U32()[tzname + 4 >> 2] = summerNamePtr; + } else { + GROWABLE_HEAP_U32()[tzname >> 2] = summerNamePtr; + GROWABLE_HEAP_U32()[tzname + 4 >> 2] = winterNamePtr; + } +} + +function _abort() { + abort("native code called abort()"); +} + +function _dlopen(handle) { + abort(dlopenMissingError); +} + +function runtimeKeepalivePush() { + runtimeKeepaliveCounter += 1; +} + +function _emscripten_set_main_loop_timing(mode, value) { + Browser.mainLoop.timingMode = mode; + Browser.mainLoop.timingValue = value; + if (!Browser.mainLoop.func) { + err("emscripten_set_main_loop_timing: Cannot set timing mode for main loop since a main loop does not exist! Call emscripten_set_main_loop first to set one up."); + return 1; + } + if (!Browser.mainLoop.running) { + runtimeKeepalivePush(); + Browser.mainLoop.running = true; + } + if (mode == 0) { + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_setTimeout() { + var timeUntilNextTick = Math.max(0, Browser.mainLoop.tickStartTime + value - _emscripten_get_now()) | 0; + setTimeout(Browser.mainLoop.runner, timeUntilNextTick); + }; + Browser.mainLoop.method = "timeout"; + } else if (mode == 1) { + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_rAF() { + Browser.requestAnimationFrame(Browser.mainLoop.runner); + }; + Browser.mainLoop.method = "rAF"; + } else if (mode == 2) { + if (typeof setImmediate == "undefined") { + var setImmediates = []; + var emscriptenMainLoopMessageId = "setimmediate"; + var Browser_setImmediate_messageHandler = event => { + if (event.data === emscriptenMainLoopMessageId || event.data.target === emscriptenMainLoopMessageId) { + event.stopPropagation(); + setImmediates.shift()(); + } + }; + addEventListener("message", Browser_setImmediate_messageHandler, true); + setImmediate = function Browser_emulated_setImmediate(func) { + setImmediates.push(func); + if (ENVIRONMENT_IS_WORKER) { + if (Module["setImmediates"] === undefined) Module["setImmediates"] = []; + Module["setImmediates"].push(func); + postMessage({ + target: emscriptenMainLoopMessageId + }); + } else postMessage(emscriptenMainLoopMessageId, "*"); + }; + } + Browser.mainLoop.scheduler = function Browser_mainLoop_scheduler_setImmediate() { + setImmediate(Browser.mainLoop.runner); + }; + Browser.mainLoop.method = "immediate"; + } + return 0; +} + +function runtimeKeepalivePop() { + assert(runtimeKeepaliveCounter > 0); + runtimeKeepaliveCounter -= 1; +} + +function setMainLoop(browserIterationFunc, fps, simulateInfiniteLoop, arg, noSetTiming) { + assert(!Browser.mainLoop.func, "emscripten_set_main_loop: there can only be one main loop function at once: call emscripten_cancel_main_loop to cancel the previous one before setting a new one with different parameters."); + Browser.mainLoop.func = browserIterationFunc; + Browser.mainLoop.arg = arg; + var thisMainLoopId = Browser.mainLoop.currentlyRunningMainloop; + function checkIsRunning() { + if (thisMainLoopId < Browser.mainLoop.currentlyRunningMainloop) { + runtimeKeepalivePop(); + maybeExit(); + return false; + } + return true; + } + Browser.mainLoop.running = false; + Browser.mainLoop.runner = function Browser_mainLoop_runner() { + if (ABORT) return; + if (Browser.mainLoop.queue.length > 0) { + var start = Date.now(); + var blocker = Browser.mainLoop.queue.shift(); + blocker.func(blocker.arg); + if (Browser.mainLoop.remainingBlockers) { + var remaining = Browser.mainLoop.remainingBlockers; + var next = remaining % 1 == 0 ? remaining - 1 : Math.floor(remaining); + if (blocker.counted) { + Browser.mainLoop.remainingBlockers = next; + } else { + next = next + .5; + Browser.mainLoop.remainingBlockers = (8 * remaining + next) / 9; + } + } + out('main loop blocker "' + blocker.name + '" took ' + (Date.now() - start) + " ms"); + Browser.mainLoop.updateStatus(); + if (!checkIsRunning()) return; + setTimeout(Browser.mainLoop.runner, 0); + return; + } + if (!checkIsRunning()) return; + Browser.mainLoop.currentFrameNumber = Browser.mainLoop.currentFrameNumber + 1 | 0; + if (Browser.mainLoop.timingMode == 1 && Browser.mainLoop.timingValue > 1 && Browser.mainLoop.currentFrameNumber % Browser.mainLoop.timingValue != 0) { + Browser.mainLoop.scheduler(); + return; + } else if (Browser.mainLoop.timingMode == 0) { + Browser.mainLoop.tickStartTime = _emscripten_get_now(); + } + if (Browser.mainLoop.method === "timeout" && Module.ctx) { + warnOnce("Looks like you are rendering without using requestAnimationFrame for the main loop. You should use 0 for the frame rate in emscripten_set_main_loop in order to use requestAnimationFrame, as that can greatly improve your frame rates!"); + Browser.mainLoop.method = ""; + } + Browser.mainLoop.runIter(browserIterationFunc); + checkStackCookie(); + if (!checkIsRunning()) return; + if (typeof SDL == "object" && SDL.audio && SDL.audio.queueNewAudioData) SDL.audio.queueNewAudioData(); + Browser.mainLoop.scheduler(); + }; + if (!noSetTiming) { + if (fps && fps > 0) { + _emscripten_set_main_loop_timing(0, 1e3 / fps); + } else { + _emscripten_set_main_loop_timing(1, 1); + } + Browser.mainLoop.scheduler(); + } + if (simulateInfiniteLoop) { + throw "unwind"; + } +} + +function safeSetTimeout(func, timeout) { + runtimeKeepalivePush(); + return setTimeout(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }, timeout); +} + +var Browser = { + mainLoop: { + running: false, + scheduler: null, + method: "", + currentlyRunningMainloop: 0, + func: null, + arg: 0, + timingMode: 0, + timingValue: 0, + currentFrameNumber: 0, + queue: [], + pause: function() { + Browser.mainLoop.scheduler = null; + Browser.mainLoop.currentlyRunningMainloop++; + }, + resume: function() { + Browser.mainLoop.currentlyRunningMainloop++; + var timingMode = Browser.mainLoop.timingMode; + var timingValue = Browser.mainLoop.timingValue; + var func = Browser.mainLoop.func; + Browser.mainLoop.func = null; + setMainLoop(func, 0, false, Browser.mainLoop.arg, true); + _emscripten_set_main_loop_timing(timingMode, timingValue); + Browser.mainLoop.scheduler(); + }, + updateStatus: function() { + if (Module["setStatus"]) { + var message = Module["statusMessage"] || "Please wait..."; + var remaining = Browser.mainLoop.remainingBlockers; + var expected = Browser.mainLoop.expectedBlockers; + if (remaining) { + if (remaining < expected) { + Module["setStatus"](message + " (" + (expected - remaining) + "/" + expected + ")"); + } else { + Module["setStatus"](message); + } + } else { + Module["setStatus"](""); + } + } + }, + runIter: function(func) { + if (ABORT) return; + if (Module["preMainLoop"]) { + var preRet = Module["preMainLoop"](); + if (preRet === false) { + return; + } + } + callUserCallback(func); + if (Module["postMainLoop"]) Module["postMainLoop"](); + } + }, + isFullscreen: false, + pointerLock: false, + moduleContextCreatedCallbacks: [], + workers: [], + init: function() { + if (Browser.initted) return; + Browser.initted = true; + var imagePlugin = {}; + imagePlugin["canHandle"] = function imagePlugin_canHandle(name) { + return !Module.noImageDecoding && /\.(jpg|jpeg|png|bmp)$/i.test(name); + }; + imagePlugin["handle"] = function imagePlugin_handle(byteArray, name, onload, onerror) { + var b = new Blob([ byteArray ], { + type: Browser.getMimetype(name) + }); + if (b.size !== byteArray.length) { + b = new Blob([ new Uint8Array(byteArray).buffer ], { + type: Browser.getMimetype(name) + }); + } + var url = URL.createObjectURL(b); + assert(typeof url == "string", "createObjectURL must return a url as a string"); + var img = new Image(); + img.onload = () => { + assert(img.complete, "Image " + name + " could not be decoded"); + var canvas = document.createElement("canvas"); + canvas.width = img.width; + canvas.height = img.height; + var ctx = canvas.getContext("2d"); + ctx.drawImage(img, 0, 0); + preloadedImages[name] = canvas; + URL.revokeObjectURL(url); + if (onload) onload(byteArray); + }; + img.onerror = event => { + out("Image " + url + " could not be decoded"); + if (onerror) onerror(); + }; + img.src = url; + }; + preloadPlugins.push(imagePlugin); + var audioPlugin = {}; + audioPlugin["canHandle"] = function audioPlugin_canHandle(name) { + return !Module.noAudioDecoding && name.substr(-4) in { + ".ogg": 1, + ".wav": 1, + ".mp3": 1 + }; + }; + audioPlugin["handle"] = function audioPlugin_handle(byteArray, name, onload, onerror) { + var done = false; + function finish(audio) { + if (done) return; + done = true; + preloadedAudios[name] = audio; + if (onload) onload(byteArray); + } + function fail() { + if (done) return; + done = true; + preloadedAudios[name] = new Audio(); + if (onerror) onerror(); + } + var b = new Blob([ byteArray ], { + type: Browser.getMimetype(name) + }); + var url = URL.createObjectURL(b); + assert(typeof url == "string", "createObjectURL must return a url as a string"); + var audio = new Audio(); + audio.addEventListener("canplaythrough", () => finish(audio), false); + audio.onerror = function audio_onerror(event) { + if (done) return; + err("warning: browser could not fully decode audio " + name + ", trying slower base64 approach"); + function encode64(data) { + var BASE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; + var PAD = "="; + var ret = ""; + var leftchar = 0; + var leftbits = 0; + for (var i = 0; i < data.length; i++) { + leftchar = leftchar << 8 | data[i]; + leftbits += 8; + while (leftbits >= 6) { + var curr = leftchar >> leftbits - 6 & 63; + leftbits -= 6; + ret += BASE[curr]; + } + } + if (leftbits == 2) { + ret += BASE[(leftchar & 3) << 4]; + ret += PAD + PAD; + } else if (leftbits == 4) { + ret += BASE[(leftchar & 15) << 2]; + ret += PAD; + } + return ret; + } + audio.src = "data:audio/x-" + name.substr(-3) + ";base64," + encode64(byteArray); + finish(audio); + }; + audio.src = url; + safeSetTimeout(() => { + finish(audio); + }, 1e4); + }; + preloadPlugins.push(audioPlugin); + function pointerLockChange() { + Browser.pointerLock = document["pointerLockElement"] === Module["canvas"] || document["mozPointerLockElement"] === Module["canvas"] || document["webkitPointerLockElement"] === Module["canvas"] || document["msPointerLockElement"] === Module["canvas"]; + } + var canvas = Module["canvas"]; + if (canvas) { + canvas.requestPointerLock = canvas["requestPointerLock"] || canvas["mozRequestPointerLock"] || canvas["webkitRequestPointerLock"] || canvas["msRequestPointerLock"] || (() => {}); + canvas.exitPointerLock = document["exitPointerLock"] || document["mozExitPointerLock"] || document["webkitExitPointerLock"] || document["msExitPointerLock"] || (() => {}); + canvas.exitPointerLock = canvas.exitPointerLock.bind(document); + document.addEventListener("pointerlockchange", pointerLockChange, false); + document.addEventListener("mozpointerlockchange", pointerLockChange, false); + document.addEventListener("webkitpointerlockchange", pointerLockChange, false); + document.addEventListener("mspointerlockchange", pointerLockChange, false); + if (Module["elementPointerLock"]) { + canvas.addEventListener("click", ev => { + if (!Browser.pointerLock && Module["canvas"].requestPointerLock) { + Module["canvas"].requestPointerLock(); + ev.preventDefault(); + } + }, false); + } + } + }, + createContext: function(canvas, useWebGL, setInModule, webGLContextAttributes) { + if (useWebGL && Module.ctx && canvas == Module.canvas) return Module.ctx; + var ctx; + var contextHandle; + if (useWebGL) { + var contextAttributes = { + antialias: false, + alpha: false, + majorVersion: typeof WebGL2RenderingContext != "undefined" ? 2 : 1 + }; + if (webGLContextAttributes) { + for (var attribute in webGLContextAttributes) { + contextAttributes[attribute] = webGLContextAttributes[attribute]; + } + } + if (typeof GL != "undefined") { + contextHandle = GL.createContext(canvas, contextAttributes); + if (contextHandle) { + ctx = GL.getContext(contextHandle).GLctx; + } + } + } else { + ctx = canvas.getContext("2d"); + } + if (!ctx) return null; + if (setInModule) { + if (!useWebGL) assert(typeof GLctx == "undefined", "cannot set in module if GLctx is used, but we are a non-GL context that would replace it"); + Module.ctx = ctx; + if (useWebGL) GL.makeContextCurrent(contextHandle); + Module.useWebGL = useWebGL; + Browser.moduleContextCreatedCallbacks.forEach(callback => callback()); + Browser.init(); + } + return ctx; + }, + destroyContext: function(canvas, useWebGL, setInModule) {}, + fullscreenHandlersInstalled: false, + lockPointer: undefined, + resizeCanvas: undefined, + requestFullscreen: function(lockPointer, resizeCanvas) { + Browser.lockPointer = lockPointer; + Browser.resizeCanvas = resizeCanvas; + if (typeof Browser.lockPointer == "undefined") Browser.lockPointer = true; + if (typeof Browser.resizeCanvas == "undefined") Browser.resizeCanvas = false; + var canvas = Module["canvas"]; + function fullscreenChange() { + Browser.isFullscreen = false; + var canvasContainer = canvas.parentNode; + if ((document["fullscreenElement"] || document["mozFullScreenElement"] || document["msFullscreenElement"] || document["webkitFullscreenElement"] || document["webkitCurrentFullScreenElement"]) === canvasContainer) { + canvas.exitFullscreen = Browser.exitFullscreen; + if (Browser.lockPointer) canvas.requestPointerLock(); + Browser.isFullscreen = true; + if (Browser.resizeCanvas) { + Browser.setFullscreenCanvasSize(); + } else { + Browser.updateCanvasDimensions(canvas); + } + } else { + canvasContainer.parentNode.insertBefore(canvas, canvasContainer); + canvasContainer.parentNode.removeChild(canvasContainer); + if (Browser.resizeCanvas) { + Browser.setWindowedCanvasSize(); + } else { + Browser.updateCanvasDimensions(canvas); + } + } + if (Module["onFullScreen"]) Module["onFullScreen"](Browser.isFullscreen); + if (Module["onFullscreen"]) Module["onFullscreen"](Browser.isFullscreen); + } + if (!Browser.fullscreenHandlersInstalled) { + Browser.fullscreenHandlersInstalled = true; + document.addEventListener("fullscreenchange", fullscreenChange, false); + document.addEventListener("mozfullscreenchange", fullscreenChange, false); + document.addEventListener("webkitfullscreenchange", fullscreenChange, false); + document.addEventListener("MSFullscreenChange", fullscreenChange, false); + } + var canvasContainer = document.createElement("div"); + canvas.parentNode.insertBefore(canvasContainer, canvas); + canvasContainer.appendChild(canvas); + canvasContainer.requestFullscreen = canvasContainer["requestFullscreen"] || canvasContainer["mozRequestFullScreen"] || canvasContainer["msRequestFullscreen"] || (canvasContainer["webkitRequestFullscreen"] ? () => canvasContainer["webkitRequestFullscreen"](Element["ALLOW_KEYBOARD_INPUT"]) : null) || (canvasContainer["webkitRequestFullScreen"] ? () => canvasContainer["webkitRequestFullScreen"](Element["ALLOW_KEYBOARD_INPUT"]) : null); + canvasContainer.requestFullscreen(); + }, + requestFullScreen: function() { + abort("Module.requestFullScreen has been replaced by Module.requestFullscreen (without a capital S)"); + }, + exitFullscreen: function() { + if (!Browser.isFullscreen) { + return false; + } + var CFS = document["exitFullscreen"] || document["cancelFullScreen"] || document["mozCancelFullScreen"] || document["msExitFullscreen"] || document["webkitCancelFullScreen"] || (() => {}); + CFS.apply(document, []); + return true; + }, + nextRAF: 0, + fakeRequestAnimationFrame: function(func) { + var now = Date.now(); + if (Browser.nextRAF === 0) { + Browser.nextRAF = now + 1e3 / 60; + } else { + while (now + 2 >= Browser.nextRAF) { + Browser.nextRAF += 1e3 / 60; + } + } + var delay = Math.max(Browser.nextRAF - now, 0); + setTimeout(func, delay); + }, + requestAnimationFrame: function(func) { + if (typeof requestAnimationFrame == "function") { + requestAnimationFrame(func); + return; + } + var RAF = Browser.fakeRequestAnimationFrame; + RAF(func); + }, + safeSetTimeout: function(func, timeout) { + return safeSetTimeout(func, timeout); + }, + safeRequestAnimationFrame: function(func) { + runtimeKeepalivePush(); + return Browser.requestAnimationFrame(() => { + runtimeKeepalivePop(); + callUserCallback(func); + }); + }, + getMimetype: function(name) { + return { + "jpg": "image/jpeg", + "jpeg": "image/jpeg", + "png": "image/png", + "bmp": "image/bmp", + "ogg": "audio/ogg", + "wav": "audio/wav", + "mp3": "audio/mpeg" + }[name.substr(name.lastIndexOf(".") + 1)]; + }, + getUserMedia: function(func) { + if (!window.getUserMedia) { + window.getUserMedia = navigator["getUserMedia"] || navigator["mozGetUserMedia"]; + } + window.getUserMedia(func); + }, + getMovementX: function(event) { + return event["movementX"] || event["mozMovementX"] || event["webkitMovementX"] || 0; + }, + getMovementY: function(event) { + return event["movementY"] || event["mozMovementY"] || event["webkitMovementY"] || 0; + }, + getMouseWheelDelta: function(event) { + var delta = 0; + switch (event.type) { + case "DOMMouseScroll": + delta = event.detail / 3; + break; + + case "mousewheel": + delta = event.wheelDelta / 120; + break; + + case "wheel": + delta = event.deltaY; + switch (event.deltaMode) { + case 0: + delta /= 100; + break; + + case 1: + delta /= 3; + break; + + case 2: + delta *= 80; + break; + + default: + throw "unrecognized mouse wheel delta mode: " + event.deltaMode; + } + break; + + default: + throw "unrecognized mouse wheel event: " + event.type; + } + return delta; + }, + mouseX: 0, + mouseY: 0, + mouseMovementX: 0, + mouseMovementY: 0, + touches: {}, + lastTouches: {}, + calculateMouseEvent: function(event) { + if (Browser.pointerLock) { + if (event.type != "mousemove" && "mozMovementX" in event) { + Browser.mouseMovementX = Browser.mouseMovementY = 0; + } else { + Browser.mouseMovementX = Browser.getMovementX(event); + Browser.mouseMovementY = Browser.getMovementY(event); + } + if (typeof SDL != "undefined") { + Browser.mouseX = SDL.mouseX + Browser.mouseMovementX; + Browser.mouseY = SDL.mouseY + Browser.mouseMovementY; + } else { + Browser.mouseX += Browser.mouseMovementX; + Browser.mouseY += Browser.mouseMovementY; + } + } else { + var rect = Module["canvas"].getBoundingClientRect(); + var cw = Module["canvas"].width; + var ch = Module["canvas"].height; + var scrollX = typeof window.scrollX != "undefined" ? window.scrollX : window.pageXOffset; + var scrollY = typeof window.scrollY != "undefined" ? window.scrollY : window.pageYOffset; + assert(typeof scrollX != "undefined" && typeof scrollY != "undefined", "Unable to retrieve scroll position, mouse positions likely broken."); + if (event.type === "touchstart" || event.type === "touchend" || event.type === "touchmove") { + var touch = event.touch; + if (touch === undefined) { + return; + } + var adjustedX = touch.pageX - (scrollX + rect.left); + var adjustedY = touch.pageY - (scrollY + rect.top); + adjustedX = adjustedX * (cw / rect.width); + adjustedY = adjustedY * (ch / rect.height); + var coords = { + x: adjustedX, + y: adjustedY + }; + if (event.type === "touchstart") { + Browser.lastTouches[touch.identifier] = coords; + Browser.touches[touch.identifier] = coords; + } else if (event.type === "touchend" || event.type === "touchmove") { + var last = Browser.touches[touch.identifier]; + if (!last) last = coords; + Browser.lastTouches[touch.identifier] = last; + Browser.touches[touch.identifier] = coords; + } + return; + } + var x = event.pageX - (scrollX + rect.left); + var y = event.pageY - (scrollY + rect.top); + x = x * (cw / rect.width); + y = y * (ch / rect.height); + Browser.mouseMovementX = x - Browser.mouseX; + Browser.mouseMovementY = y - Browser.mouseY; + Browser.mouseX = x; + Browser.mouseY = y; + } + }, + resizeListeners: [], + updateResizeListeners: function() { + var canvas = Module["canvas"]; + Browser.resizeListeners.forEach(listener => listener(canvas.width, canvas.height)); + }, + setCanvasSize: function(width, height, noUpdates) { + var canvas = Module["canvas"]; + Browser.updateCanvasDimensions(canvas, width, height); + if (!noUpdates) Browser.updateResizeListeners(); + }, + windowedWidth: 0, + windowedHeight: 0, + setFullscreenCanvasSize: function() { + if (typeof SDL != "undefined") { + var flags = GROWABLE_HEAP_U32()[SDL.screen >> 2]; + flags = flags | 8388608; + GROWABLE_HEAP_I32()[SDL.screen >> 2] = flags; + } + Browser.updateCanvasDimensions(Module["canvas"]); + Browser.updateResizeListeners(); + }, + setWindowedCanvasSize: function() { + if (typeof SDL != "undefined") { + var flags = GROWABLE_HEAP_U32()[SDL.screen >> 2]; + flags = flags & ~8388608; + GROWABLE_HEAP_I32()[SDL.screen >> 2] = flags; + } + Browser.updateCanvasDimensions(Module["canvas"]); + Browser.updateResizeListeners(); + }, + updateCanvasDimensions: function(canvas, wNative, hNative) { + if (wNative && hNative) { + canvas.widthNative = wNative; + canvas.heightNative = hNative; + } else { + wNative = canvas.widthNative; + hNative = canvas.heightNative; + } + var w = wNative; + var h = hNative; + if (Module["forcedAspectRatio"] && Module["forcedAspectRatio"] > 0) { + if (w / h < Module["forcedAspectRatio"]) { + w = Math.round(h * Module["forcedAspectRatio"]); + } else { + h = Math.round(w / Module["forcedAspectRatio"]); + } + } + if ((document["fullscreenElement"] || document["mozFullScreenElement"] || document["msFullscreenElement"] || document["webkitFullscreenElement"] || document["webkitCurrentFullScreenElement"]) === canvas.parentNode && typeof screen != "undefined") { + var factor = Math.min(screen.width / w, screen.height / h); + w = Math.round(w * factor); + h = Math.round(h * factor); + } + if (Browser.resizeCanvas) { + if (canvas.width != w) canvas.width = w; + if (canvas.height != h) canvas.height = h; + if (typeof canvas.style != "undefined") { + canvas.style.removeProperty("width"); + canvas.style.removeProperty("height"); + } + } else { + if (canvas.width != wNative) canvas.width = wNative; + if (canvas.height != hNative) canvas.height = hNative; + if (typeof canvas.style != "undefined") { + if (w != wNative || h != hNative) { + canvas.style.setProperty("width", w + "px", "important"); + canvas.style.setProperty("height", h + "px", "important"); + } else { + canvas.style.removeProperty("width"); + canvas.style.removeProperty("height"); + } + } + } + } +}; + +function _emscripten_cancel_main_loop() { + Browser.mainLoop.pause(); + Browser.mainLoop.func = null; +} + +function _emscripten_check_blocking_allowed() { + if (ENVIRONMENT_IS_WORKER) return; + warnOnce("Blocking on the main thread is very dangerous, see https://emscripten.org/docs/porting/pthreads.html#blocking-on-the-main-browser-thread"); +} + +function _emscripten_console_error(str) { + assert(typeof str == "number"); + console.error(UTF8ToString(str)); +} + +function _emscripten_date_now() { + return Date.now(); +} + +function _emscripten_exit_with_live_runtime() { + runtimeKeepalivePush(); + throw "unwind"; +} + +function _emscripten_force_exit(status) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(35, 1, status); + noExitRuntime = false; + runtimeKeepaliveCounter = 0; + _exit(status); +} + +function _glActiveTexture(x0) { + GLctx.activeTexture(x0); +} + +var _emscripten_glActiveTexture = _glActiveTexture; + +function _glAttachShader(program, shader) { + GLctx.attachShader(GL.programs[program], GL.shaders[shader]); +} + +var _emscripten_glAttachShader = _glAttachShader; + +function _glBeginTransformFeedback(x0) { + GLctx.beginTransformFeedback(x0); +} + +var _emscripten_glBeginTransformFeedback = _glBeginTransformFeedback; + +function _glBindBuffer(target, buffer) { + if (target == 35051) { + GLctx.currentPixelPackBufferBinding = buffer; + } else if (target == 35052) { + GLctx.currentPixelUnpackBufferBinding = buffer; + } + GLctx.bindBuffer(target, GL.buffers[buffer]); +} + +var _emscripten_glBindBuffer = _glBindBuffer; + +function _glBindBufferBase(target, index, buffer) { + GLctx.bindBufferBase(target, index, GL.buffers[buffer]); +} + +var _emscripten_glBindBufferBase = _glBindBufferBase; + +function _glBindBufferRange(target, index, buffer, offset, ptrsize) { + GLctx.bindBufferRange(target, index, GL.buffers[buffer], offset, ptrsize); +} + +var _emscripten_glBindBufferRange = _glBindBufferRange; + +function _glBindFramebuffer(target, framebuffer) { + GLctx.bindFramebuffer(target, framebuffer ? GL.framebuffers[framebuffer] : GL.currentContext.defaultFbo); +} + +var _emscripten_glBindFramebuffer = _glBindFramebuffer; + +function _glBindRenderbuffer(target, renderbuffer) { + GLctx.bindRenderbuffer(target, GL.renderbuffers[renderbuffer]); +} + +var _emscripten_glBindRenderbuffer = _glBindRenderbuffer; + +function _glBindTexture(target, texture) { + GLctx.bindTexture(target, GL.textures[texture]); +} + +var _emscripten_glBindTexture = _glBindTexture; + +function _glBindVertexArray(vao) { + GLctx.bindVertexArray(GL.vaos[vao]); +} + +var _emscripten_glBindVertexArray = _glBindVertexArray; + +function _glBlendColor(x0, x1, x2, x3) { + GLctx.blendColor(x0, x1, x2, x3); +} + +var _emscripten_glBlendColor = _glBlendColor; + +function _glBlendEquation(x0) { + GLctx.blendEquation(x0); +} + +var _emscripten_glBlendEquation = _glBlendEquation; + +function _glBlendFunc(x0, x1) { + GLctx.blendFunc(x0, x1); +} + +var _emscripten_glBlendFunc = _glBlendFunc; + +function _glBlendFuncSeparate(x0, x1, x2, x3) { + GLctx.blendFuncSeparate(x0, x1, x2, x3); +} + +var _emscripten_glBlendFuncSeparate = _glBlendFuncSeparate; + +function _glBlitFramebuffer(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) { + GLctx.blitFramebuffer(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9); +} + +var _emscripten_glBlitFramebuffer = _glBlitFramebuffer; + +function _glBufferData(target, size, data, usage) { + if (GL.currentContext.version >= 2) { + if (data && size) { + GLctx.bufferData(target, GROWABLE_HEAP_U8(), usage, data, size); + } else { + GLctx.bufferData(target, size, usage); + } + } else { + GLctx.bufferData(target, data ? GROWABLE_HEAP_U8().subarray(data, data + size) : size, usage); + } +} + +var _emscripten_glBufferData = _glBufferData; + +function _glBufferSubData(target, offset, size, data) { + if (GL.currentContext.version >= 2) { + size && GLctx.bufferSubData(target, offset, GROWABLE_HEAP_U8(), data, size); + return; + } + GLctx.bufferSubData(target, offset, GROWABLE_HEAP_U8().subarray(data, data + size)); +} + +var _emscripten_glBufferSubData = _glBufferSubData; + +function _glCheckFramebufferStatus(x0) { + return GLctx.checkFramebufferStatus(x0); +} + +var _emscripten_glCheckFramebufferStatus = _glCheckFramebufferStatus; + +function _glClear(x0) { + GLctx.clear(x0); +} + +var _emscripten_glClear = _glClear; + +function _glClearBufferfv(buffer, drawbuffer, value) { + GLctx.clearBufferfv(buffer, drawbuffer, GROWABLE_HEAP_F32(), value >> 2); +} + +var _emscripten_glClearBufferfv = _glClearBufferfv; + +function _glClearColor(x0, x1, x2, x3) { + GLctx.clearColor(x0, x1, x2, x3); +} + +var _emscripten_glClearColor = _glClearColor; + +function _glClearDepthf(x0) { + GLctx.clearDepth(x0); +} + +var _emscripten_glClearDepthf = _glClearDepthf; + +function _glColorMask(red, green, blue, alpha) { + GLctx.colorMask(!!red, !!green, !!blue, !!alpha); +} + +var _emscripten_glColorMask = _glColorMask; + +function _glCompileShader(shader) { + GLctx.compileShader(GL.shaders[shader]); +} + +var _emscripten_glCompileShader = _glCompileShader; + +function _glCompressedTexImage2D(target, level, internalFormat, width, height, border, imageSize, data) { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelUnpackBufferBinding || !imageSize) { + GLctx.compressedTexImage2D(target, level, internalFormat, width, height, border, imageSize, data); + } else { + GLctx.compressedTexImage2D(target, level, internalFormat, width, height, border, GROWABLE_HEAP_U8(), data, imageSize); + } + return; + } + GLctx.compressedTexImage2D(target, level, internalFormat, width, height, border, data ? GROWABLE_HEAP_U8().subarray(data, data + imageSize) : null); +} + +var _emscripten_glCompressedTexImage2D = _glCompressedTexImage2D; + +function _glCopyBufferSubData(x0, x1, x2, x3, x4) { + GLctx.copyBufferSubData(x0, x1, x2, x3, x4); +} + +var _emscripten_glCopyBufferSubData = _glCopyBufferSubData; + +function _glCreateProgram() { + var id = GL.getNewId(GL.programs); + var program = GLctx.createProgram(); + program.name = id; + program.maxUniformLength = program.maxAttributeLength = program.maxUniformBlockNameLength = 0; + program.uniformIdCounter = 1; + GL.programs[id] = program; + return id; +} + +var _emscripten_glCreateProgram = _glCreateProgram; + +function _glCreateShader(shaderType) { + var id = GL.getNewId(GL.shaders); + GL.shaders[id] = GLctx.createShader(shaderType); + return id; +} + +var _emscripten_glCreateShader = _glCreateShader; + +function _glCullFace(x0) { + GLctx.cullFace(x0); +} + +var _emscripten_glCullFace = _glCullFace; + +function _glDeleteBuffers(n, buffers) { + for (var i = 0; i < n; i++) { + var id = GROWABLE_HEAP_I32()[buffers + i * 4 >> 2]; + var buffer = GL.buffers[id]; + if (!buffer) continue; + GLctx.deleteBuffer(buffer); + buffer.name = 0; + GL.buffers[id] = null; + if (id == GLctx.currentPixelPackBufferBinding) GLctx.currentPixelPackBufferBinding = 0; + if (id == GLctx.currentPixelUnpackBufferBinding) GLctx.currentPixelUnpackBufferBinding = 0; + } +} + +var _emscripten_glDeleteBuffers = _glDeleteBuffers; + +function _glDeleteFramebuffers(n, framebuffers) { + for (var i = 0; i < n; ++i) { + var id = GROWABLE_HEAP_I32()[framebuffers + i * 4 >> 2]; + var framebuffer = GL.framebuffers[id]; + if (!framebuffer) continue; + GLctx.deleteFramebuffer(framebuffer); + framebuffer.name = 0; + GL.framebuffers[id] = null; + } +} + +var _emscripten_glDeleteFramebuffers = _glDeleteFramebuffers; + +function _glDeleteProgram(id) { + if (!id) return; + var program = GL.programs[id]; + if (!program) { + GL.recordError(1281); + return; + } + GLctx.deleteProgram(program); + program.name = 0; + GL.programs[id] = null; +} + +var _emscripten_glDeleteProgram = _glDeleteProgram; + +function _glDeleteQueries(n, ids) { + for (var i = 0; i < n; i++) { + var id = GROWABLE_HEAP_I32()[ids + i * 4 >> 2]; + var query = GL.queries[id]; + if (!query) continue; + GLctx.deleteQuery(query); + GL.queries[id] = null; + } +} + +var _emscripten_glDeleteQueries = _glDeleteQueries; + +function _glDeleteRenderbuffers(n, renderbuffers) { + for (var i = 0; i < n; i++) { + var id = GROWABLE_HEAP_I32()[renderbuffers + i * 4 >> 2]; + var renderbuffer = GL.renderbuffers[id]; + if (!renderbuffer) continue; + GLctx.deleteRenderbuffer(renderbuffer); + renderbuffer.name = 0; + GL.renderbuffers[id] = null; + } +} + +var _emscripten_glDeleteRenderbuffers = _glDeleteRenderbuffers; + +function _glDeleteShader(id) { + if (!id) return; + var shader = GL.shaders[id]; + if (!shader) { + GL.recordError(1281); + return; + } + GLctx.deleteShader(shader); + GL.shaders[id] = null; +} + +var _emscripten_glDeleteShader = _glDeleteShader; + +function _glDeleteSync(id) { + if (!id) return; + var sync = GL.syncs[id]; + if (!sync) { + GL.recordError(1281); + return; + } + GLctx.deleteSync(sync); + sync.name = 0; + GL.syncs[id] = null; +} + +var _emscripten_glDeleteSync = _glDeleteSync; + +function _glDeleteTextures(n, textures) { + for (var i = 0; i < n; i++) { + var id = GROWABLE_HEAP_I32()[textures + i * 4 >> 2]; + var texture = GL.textures[id]; + if (!texture) continue; + GLctx.deleteTexture(texture); + texture.name = 0; + GL.textures[id] = null; + } +} + +var _emscripten_glDeleteTextures = _glDeleteTextures; + +function _glDeleteVertexArrays(n, vaos) { + for (var i = 0; i < n; i++) { + var id = GROWABLE_HEAP_I32()[vaos + i * 4 >> 2]; + GLctx.deleteVertexArray(GL.vaos[id]); + GL.vaos[id] = null; + } +} + +var _emscripten_glDeleteVertexArrays = _glDeleteVertexArrays; + +function _glDepthFunc(x0) { + GLctx.depthFunc(x0); +} + +var _emscripten_glDepthFunc = _glDepthFunc; + +function _glDepthMask(flag) { + GLctx.depthMask(!!flag); +} + +var _emscripten_glDepthMask = _glDepthMask; + +function _glDisable(x0) { + GLctx.disable(x0); +} + +var _emscripten_glDisable = _glDisable; + +function _glDisableVertexAttribArray(index) { + GLctx.disableVertexAttribArray(index); +} + +var _emscripten_glDisableVertexAttribArray = _glDisableVertexAttribArray; + +function _glDrawArrays(mode, first, count) { + GLctx.drawArrays(mode, first, count); +} + +var _emscripten_glDrawArrays = _glDrawArrays; + +function _glDrawArraysInstanced(mode, first, count, primcount) { + GLctx.drawArraysInstanced(mode, first, count, primcount); +} + +var _emscripten_glDrawArraysInstanced = _glDrawArraysInstanced; + +function _glDrawElements(mode, count, type, indices) { + GLctx.drawElements(mode, count, type, indices); +} + +var _emscripten_glDrawElements = _glDrawElements; + +function _glDrawElementsInstanced(mode, count, type, indices, primcount) { + GLctx.drawElementsInstanced(mode, count, type, indices, primcount); +} + +var _emscripten_glDrawElementsInstanced = _glDrawElementsInstanced; + +function _glEnable(x0) { + GLctx.enable(x0); +} + +var _emscripten_glEnable = _glEnable; + +function _glEnableVertexAttribArray(index) { + GLctx.enableVertexAttribArray(index); +} + +var _emscripten_glEnableVertexAttribArray = _glEnableVertexAttribArray; + +function _glEndTransformFeedback() { + GLctx.endTransformFeedback(); +} + +var _emscripten_glEndTransformFeedback = _glEndTransformFeedback; + +function _glFenceSync(condition, flags) { + var sync = GLctx.fenceSync(condition, flags); + if (sync) { + var id = GL.getNewId(GL.syncs); + sync.name = id; + GL.syncs[id] = sync; + return id; + } + return 0; +} + +var _emscripten_glFenceSync = _glFenceSync; + +function _glFinish() { + GLctx.finish(); +} + +var _emscripten_glFinish = _glFinish; + +function _glFramebufferRenderbuffer(target, attachment, renderbuffertarget, renderbuffer) { + GLctx.framebufferRenderbuffer(target, attachment, renderbuffertarget, GL.renderbuffers[renderbuffer]); +} + +var _emscripten_glFramebufferRenderbuffer = _glFramebufferRenderbuffer; + +function _glFramebufferTexture2D(target, attachment, textarget, texture, level) { + GLctx.framebufferTexture2D(target, attachment, textarget, GL.textures[texture], level); +} + +var _emscripten_glFramebufferTexture2D = _glFramebufferTexture2D; + +function _glFramebufferTextureLayer(target, attachment, texture, level, layer) { + GLctx.framebufferTextureLayer(target, attachment, GL.textures[texture], level, layer); +} + +var _emscripten_glFramebufferTextureLayer = _glFramebufferTextureLayer; + +function _glFrontFace(x0) { + GLctx.frontFace(x0); +} + +var _emscripten_glFrontFace = _glFrontFace; + +function __glGenObject(n, buffers, createFunction, objectTable) { + for (var i = 0; i < n; i++) { + var buffer = GLctx[createFunction](); + var id = buffer && GL.getNewId(objectTable); + if (buffer) { + buffer.name = id; + objectTable[id] = buffer; + } else { + GL.recordError(1282); + } + GROWABLE_HEAP_I32()[buffers + i * 4 >> 2] = id; + } +} + +function _glGenBuffers(n, buffers) { + __glGenObject(n, buffers, "createBuffer", GL.buffers); +} + +var _emscripten_glGenBuffers = _glGenBuffers; + +function _glGenFramebuffers(n, ids) { + __glGenObject(n, ids, "createFramebuffer", GL.framebuffers); +} + +var _emscripten_glGenFramebuffers = _glGenFramebuffers; + +function _glGenQueries(n, ids) { + __glGenObject(n, ids, "createQuery", GL.queries); +} + +var _emscripten_glGenQueries = _glGenQueries; + +function _glGenRenderbuffers(n, renderbuffers) { + __glGenObject(n, renderbuffers, "createRenderbuffer", GL.renderbuffers); +} + +var _emscripten_glGenRenderbuffers = _glGenRenderbuffers; + +function _glGenTextures(n, textures) { + __glGenObject(n, textures, "createTexture", GL.textures); +} + +var _emscripten_glGenTextures = _glGenTextures; + +function _glGenVertexArrays(n, arrays) { + __glGenObject(n, arrays, "createVertexArray", GL.vaos); +} + +var _emscripten_glGenVertexArrays = _glGenVertexArrays; + +function _glGenerateMipmap(x0) { + GLctx.generateMipmap(x0); +} + +var _emscripten_glGenerateMipmap = _glGenerateMipmap; + +function readI53FromU64(ptr) { + return GROWABLE_HEAP_U32()[ptr >> 2] + GROWABLE_HEAP_U32()[ptr + 4 >> 2] * 4294967296; +} + +function writeI53ToI64(ptr, num) { + GROWABLE_HEAP_U32()[ptr >> 2] = num; + GROWABLE_HEAP_U32()[ptr + 4 >> 2] = (num - GROWABLE_HEAP_U32()[ptr >> 2]) / 4294967296; + var deserialized = num >= 0 ? readI53FromU64(ptr) : readI53FromI64(ptr); + if (deserialized != num) warnOnce("writeI53ToI64() out of range: serialized JS Number " + num + " to Wasm heap as bytes lo=" + ptrToString(GROWABLE_HEAP_U32()[ptr >> 2]) + ", hi=" + ptrToString(GROWABLE_HEAP_U32()[ptr + 4 >> 2]) + ", which deserializes back to " + deserialized + " instead!"); +} + +function emscriptenWebGLGet(name_, p, type) { + if (!p) { + GL.recordError(1281); + return; + } + var ret = undefined; + switch (name_) { + case 36346: + ret = 1; + break; + + case 36344: + if (type != 0 && type != 1) { + GL.recordError(1280); + } + return; + + case 34814: + case 36345: + ret = 0; + break; + + case 34466: + var formats = GLctx.getParameter(34467); + ret = formats ? formats.length : 0; + break; + + case 33309: + if (GL.currentContext.version < 2) { + GL.recordError(1282); + return; + } + var exts = GLctx.getSupportedExtensions() || []; + ret = 2 * exts.length; + break; + + case 33307: + case 33308: + if (GL.currentContext.version < 2) { + GL.recordError(1280); + return; + } + ret = name_ == 33307 ? 3 : 0; + break; + } + if (ret === undefined) { + var result = GLctx.getParameter(name_); + switch (typeof result) { + case "number": + ret = result; + break; + + case "boolean": + ret = result ? 1 : 0; + break; + + case "string": + GL.recordError(1280); + return; + + case "object": + if (result === null) { + switch (name_) { + case 34964: + case 35725: + case 34965: + case 36006: + case 36007: + case 32873: + case 34229: + case 36662: + case 36663: + case 35053: + case 35055: + case 36010: + case 35097: + case 35869: + case 32874: + case 36389: + case 35983: + case 35368: + case 34068: + { + ret = 0; + break; + } + + default: + { + GL.recordError(1280); + return; + } + } + } else if (result instanceof Float32Array || result instanceof Uint32Array || result instanceof Int32Array || result instanceof Array) { + for (var i = 0; i < result.length; ++i) { + switch (type) { + case 0: + GROWABLE_HEAP_I32()[p + i * 4 >> 2] = result[i]; + break; + + case 2: + GROWABLE_HEAP_F32()[p + i * 4 >> 2] = result[i]; + break; + + case 4: + GROWABLE_HEAP_I8()[p + i >> 0] = result[i] ? 1 : 0; + break; + } + } + return; + } else { + try { + ret = result.name | 0; + } catch (e) { + GL.recordError(1280); + err("GL_INVALID_ENUM in glGet" + type + "v: Unknown object returned from WebGL getParameter(" + name_ + ")! (error: " + e + ")"); + return; + } + } + break; + + default: + GL.recordError(1280); + err("GL_INVALID_ENUM in glGet" + type + "v: Native code calling glGet" + type + "v(" + name_ + ") and it returns " + result + " of type " + typeof result + "!"); + return; + } + } + switch (type) { + case 1: + writeI53ToI64(p, ret); + break; + + case 0: + GROWABLE_HEAP_I32()[p >> 2] = ret; + break; + + case 2: + GROWABLE_HEAP_F32()[p >> 2] = ret; + break; + + case 4: + GROWABLE_HEAP_I8()[p >> 0] = ret ? 1 : 0; + break; + } +} + +function _glGetFloatv(name_, p) { + emscriptenWebGLGet(name_, p, 2); +} + +var _emscripten_glGetFloatv = _glGetFloatv; + +function _glGetInteger64v(name_, p) { + emscriptenWebGLGet(name_, p, 1); +} + +var _emscripten_glGetInteger64v = _glGetInteger64v; + +function _glGetProgramInfoLog(program, maxLength, length, infoLog) { + var log = GLctx.getProgramInfoLog(GL.programs[program]); + if (log === null) log = "(unknown error)"; + var numBytesWrittenExclNull = maxLength > 0 && infoLog ? stringToUTF8(log, infoLog, maxLength) : 0; + if (length) GROWABLE_HEAP_I32()[length >> 2] = numBytesWrittenExclNull; +} + +var _emscripten_glGetProgramInfoLog = _glGetProgramInfoLog; + +function _glGetProgramiv(program, pname, p) { + if (!p) { + GL.recordError(1281); + return; + } + if (program >= GL.counter) { + GL.recordError(1281); + return; + } + program = GL.programs[program]; + if (pname == 35716) { + var log = GLctx.getProgramInfoLog(program); + if (log === null) log = "(unknown error)"; + GROWABLE_HEAP_I32()[p >> 2] = log.length + 1; + } else if (pname == 35719) { + if (!program.maxUniformLength) { + for (var i = 0; i < GLctx.getProgramParameter(program, 35718); ++i) { + program.maxUniformLength = Math.max(program.maxUniformLength, GLctx.getActiveUniform(program, i).name.length + 1); + } + } + GROWABLE_HEAP_I32()[p >> 2] = program.maxUniformLength; + } else if (pname == 35722) { + if (!program.maxAttributeLength) { + for (var i = 0; i < GLctx.getProgramParameter(program, 35721); ++i) { + program.maxAttributeLength = Math.max(program.maxAttributeLength, GLctx.getActiveAttrib(program, i).name.length + 1); + } + } + GROWABLE_HEAP_I32()[p >> 2] = program.maxAttributeLength; + } else if (pname == 35381) { + if (!program.maxUniformBlockNameLength) { + for (var i = 0; i < GLctx.getProgramParameter(program, 35382); ++i) { + program.maxUniformBlockNameLength = Math.max(program.maxUniformBlockNameLength, GLctx.getActiveUniformBlockName(program, i).length + 1); + } + } + GROWABLE_HEAP_I32()[p >> 2] = program.maxUniformBlockNameLength; + } else { + GROWABLE_HEAP_I32()[p >> 2] = GLctx.getProgramParameter(program, pname); + } +} + +var _emscripten_glGetProgramiv = _glGetProgramiv; + +function _glGetShaderInfoLog(shader, maxLength, length, infoLog) { + var log = GLctx.getShaderInfoLog(GL.shaders[shader]); + if (log === null) log = "(unknown error)"; + var numBytesWrittenExclNull = maxLength > 0 && infoLog ? stringToUTF8(log, infoLog, maxLength) : 0; + if (length) GROWABLE_HEAP_I32()[length >> 2] = numBytesWrittenExclNull; +} + +var _emscripten_glGetShaderInfoLog = _glGetShaderInfoLog; + +function _glGetShaderiv(shader, pname, p) { + if (!p) { + GL.recordError(1281); + return; + } + if (pname == 35716) { + var log = GLctx.getShaderInfoLog(GL.shaders[shader]); + if (log === null) log = "(unknown error)"; + var logLength = log ? log.length + 1 : 0; + GROWABLE_HEAP_I32()[p >> 2] = logLength; + } else if (pname == 35720) { + var source = GLctx.getShaderSource(GL.shaders[shader]); + var sourceLength = source ? source.length + 1 : 0; + GROWABLE_HEAP_I32()[p >> 2] = sourceLength; + } else { + GROWABLE_HEAP_I32()[p >> 2] = GLctx.getShaderParameter(GL.shaders[shader], pname); + } +} + +var _emscripten_glGetShaderiv = _glGetShaderiv; + +function _glGetString(name_) { + var ret = GL.stringCache[name_]; + if (!ret) { + switch (name_) { + case 7939: + var exts = GLctx.getSupportedExtensions() || []; + exts = exts.concat(exts.map(function(e) { + return "GL_" + e; + })); + ret = stringToNewUTF8(exts.join(" ")); + break; + + case 7936: + case 7937: + case 37445: + case 37446: + var s = GLctx.getParameter(name_); + if (!s) { + GL.recordError(1280); + } + ret = s && stringToNewUTF8(s); + break; + + case 7938: + var glVersion = GLctx.getParameter(7938); + if (GL.currentContext.version >= 2) glVersion = "OpenGL ES 3.0 (" + glVersion + ")"; else { + glVersion = "OpenGL ES 2.0 (" + glVersion + ")"; + } + ret = stringToNewUTF8(glVersion); + break; + + case 35724: + var glslVersion = GLctx.getParameter(35724); + var ver_re = /^WebGL GLSL ES ([0-9]\.[0-9][0-9]?)(?:$| .*)/; + var ver_num = glslVersion.match(ver_re); + if (ver_num !== null) { + if (ver_num[1].length == 3) ver_num[1] = ver_num[1] + "0"; + glslVersion = "OpenGL ES GLSL ES " + ver_num[1] + " (" + glslVersion + ")"; + } + ret = stringToNewUTF8(glslVersion); + break; + + default: + GL.recordError(1280); + } + GL.stringCache[name_] = ret; + } + return ret; +} + +var _emscripten_glGetString = _glGetString; + +function _glGetStringi(name, index) { + if (GL.currentContext.version < 2) { + GL.recordError(1282); + return 0; + } + var stringiCache = GL.stringiCache[name]; + if (stringiCache) { + if (index < 0 || index >= stringiCache.length) { + GL.recordError(1281); + return 0; + } + return stringiCache[index]; + } + switch (name) { + case 7939: + var exts = GLctx.getSupportedExtensions() || []; + exts = exts.concat(exts.map(function(e) { + return "GL_" + e; + })); + exts = exts.map(function(e) { + return stringToNewUTF8(e); + }); + stringiCache = GL.stringiCache[name] = exts; + if (index < 0 || index >= stringiCache.length) { + GL.recordError(1281); + return 0; + } + return stringiCache[index]; + + default: + GL.recordError(1280); + return 0; + } +} + +var _emscripten_glGetStringi = _glGetStringi; + +function _glGetSynciv(sync, pname, bufSize, length, values) { + if (bufSize < 0) { + GL.recordError(1281); + return; + } + if (!values) { + GL.recordError(1281); + return; + } + var ret = GLctx.getSyncParameter(GL.syncs[sync], pname); + if (ret !== null) { + GROWABLE_HEAP_I32()[values >> 2] = ret; + if (length) GROWABLE_HEAP_I32()[length >> 2] = 1; + } +} + +var _emscripten_glGetSynciv = _glGetSynciv; + +function _glGetUniformBlockIndex(program, uniformBlockName) { + return GLctx.getUniformBlockIndex(GL.programs[program], UTF8ToString(uniformBlockName)); +} + +var _emscripten_glGetUniformBlockIndex = _glGetUniformBlockIndex; + +function webglGetLeftBracePos(name) { + return name.slice(-1) == "]" && name.lastIndexOf("["); +} + +function webglPrepareUniformLocationsBeforeFirstUse(program) { + var uniformLocsById = program.uniformLocsById, uniformSizeAndIdsByName = program.uniformSizeAndIdsByName, i, j; + if (!uniformLocsById) { + program.uniformLocsById = uniformLocsById = {}; + program.uniformArrayNamesById = {}; + for (i = 0; i < GLctx.getProgramParameter(program, 35718); ++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; + var id = program.uniformIdCounter; + program.uniformIdCounter += sz; + uniformSizeAndIdsByName[arrayName] = [ sz, id ]; + for (j = 0; j < sz; ++j) { + uniformLocsById[id] = j; + program.uniformArrayNamesById[id++] = arrayName; + } + } + } +} + +function _glGetUniformLocation(program, name) { + name = UTF8ToString(name); + if (program = GL.programs[program]) { + webglPrepareUniformLocationsBeforeFirstUse(program); + var uniformLocsById = program.uniformLocsById; + var arrayIndex = 0; + var uniformBaseName = name; + var leftBrace = webglGetLeftBracePos(name); + if (leftBrace > 0) { + arrayIndex = jstoi_q(name.slice(leftBrace + 1)) >>> 0; + uniformBaseName = name.slice(0, leftBrace); + } + var sizeAndId = program.uniformSizeAndIdsByName[uniformBaseName]; + if (sizeAndId && arrayIndex < sizeAndId[0]) { + arrayIndex += sizeAndId[1]; + if (uniformLocsById[arrayIndex] = uniformLocsById[arrayIndex] || GLctx.getUniformLocation(program, name)) { + return arrayIndex; + } + } + } else { + GL.recordError(1281); + } + return -1; +} + +var _emscripten_glGetUniformLocation = _glGetUniformLocation; + +function _glLinkProgram(program) { + program = GL.programs[program]; + GLctx.linkProgram(program); + program.uniformLocsById = 0; + program.uniformSizeAndIdsByName = {}; +} + +var _emscripten_glLinkProgram = _glLinkProgram; + +function _glPixelStorei(pname, param) { + if (pname == 3317) { + GL.unpackAlignment = param; + } + GLctx.pixelStorei(pname, param); +} + +var _emscripten_glPixelStorei = _glPixelStorei; + +function _glReadBuffer(x0) { + GLctx.readBuffer(x0); +} + +var _emscripten_glReadBuffer = _glReadBuffer; + +function computeUnpackAlignedImageSize(width, height, sizePerPixel, alignment) { + function roundedToNextMultipleOf(x, y) { + return x + y - 1 & -y; + } + var plainRowSize = width * sizePerPixel; + var alignedRowSize = roundedToNextMultipleOf(plainRowSize, alignment); + return height * alignedRowSize; +} + +function colorChannelsInGlTextureFormat(format) { + var colorChannels = { + 5: 3, + 6: 4, + 8: 2, + 29502: 3, + 29504: 4, + 26917: 2, + 26918: 2, + 29846: 3, + 29847: 4 + }; + return colorChannels[format - 6402] || 1; +} + +function heapObjectForWebGLType(type) { + type -= 5120; + if (type == 0) return GROWABLE_HEAP_I8(); + if (type == 1) return GROWABLE_HEAP_U8(); + if (type == 2) return GROWABLE_HEAP_I16(); + if (type == 4) return GROWABLE_HEAP_I32(); + if (type == 6) return GROWABLE_HEAP_F32(); + if (type == 5 || type == 28922 || type == 28520 || type == 30779 || type == 30782) return GROWABLE_HEAP_U32(); + return GROWABLE_HEAP_U16(); +} + +function heapAccessShiftForWebGLHeap(heap) { + return 31 - Math.clz32(heap.BYTES_PER_ELEMENT); +} + +function emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, internalFormat) { + var heap = heapObjectForWebGLType(type); + var shift = heapAccessShiftForWebGLHeap(heap); + var byteSize = 1 << shift; + var sizePerPixel = colorChannelsInGlTextureFormat(format) * byteSize; + var bytes = computeUnpackAlignedImageSize(width, height, sizePerPixel, GL.unpackAlignment); + return heap.subarray(pixels >> shift, pixels + bytes >> shift); +} + +function _glReadPixels(x, y, width, height, format, type, pixels) { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelPackBufferBinding) { + GLctx.readPixels(x, y, width, height, format, type, pixels); + } else { + var heap = heapObjectForWebGLType(type); + GLctx.readPixels(x, y, width, height, format, type, heap, pixels >> heapAccessShiftForWebGLHeap(heap)); + } + return; + } + var pixelData = emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, format); + if (!pixelData) { + GL.recordError(1280); + return; + } + GLctx.readPixels(x, y, width, height, format, type, pixelData); +} + +var _emscripten_glReadPixels = _glReadPixels; + +function _glRenderbufferStorage(x0, x1, x2, x3) { + GLctx.renderbufferStorage(x0, x1, x2, x3); +} + +var _emscripten_glRenderbufferStorage = _glRenderbufferStorage; + +function _glScissor(x0, x1, x2, x3) { + GLctx.scissor(x0, x1, x2, x3); +} + +var _emscripten_glScissor = _glScissor; + +function _glShaderSource(shader, count, string, length) { + var source = GL.getSource(shader, count, string, length); + GLctx.shaderSource(GL.shaders[shader], source); +} + +var _emscripten_glShaderSource = _glShaderSource; + +function _glTexImage2D(target, level, internalFormat, width, height, border, format, type, pixels) { + if (GL.currentContext.version >= 2) { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixels); + } else if (pixels) { + var heap = heapObjectForWebGLType(type); + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, heap, pixels >> heapAccessShiftForWebGLHeap(heap)); + } else { + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, null); + } + return; + } + GLctx.texImage2D(target, level, internalFormat, width, height, border, format, type, pixels ? emscriptenWebGLGetTexPixelData(type, format, width, height, pixels, internalFormat) : null); +} + +var _emscripten_glTexImage2D = _glTexImage2D; + +function _glTexImage3D(target, level, internalFormat, width, height, depth, border, format, type, pixels) { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, pixels); + } else if (pixels) { + var heap = heapObjectForWebGLType(type); + GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, heap, pixels >> heapAccessShiftForWebGLHeap(heap)); + } else { + GLctx.texImage3D(target, level, internalFormat, width, height, depth, border, format, type, null); + } +} + +var _emscripten_glTexImage3D = _glTexImage3D; + +function _glTexParameterf(x0, x1, x2) { + GLctx.texParameterf(x0, x1, x2); +} + +var _emscripten_glTexParameterf = _glTexParameterf; + +function _glTexParameteri(x0, x1, x2) { + GLctx.texParameteri(x0, x1, x2); +} + +var _emscripten_glTexParameteri = _glTexParameteri; + +function _glTexStorage2D(x0, x1, x2, x3, x4) { + GLctx.texStorage2D(x0, x1, x2, x3, x4); +} + +var _emscripten_glTexStorage2D = _glTexStorage2D; + +function _glTexSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels) { + if (GLctx.currentPixelUnpackBufferBinding) { + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, pixels); + } else if (pixels) { + var heap = heapObjectForWebGLType(type); + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, heap, pixels >> heapAccessShiftForWebGLHeap(heap)); + } else { + GLctx.texSubImage3D(target, level, xoffset, yoffset, zoffset, width, height, depth, format, type, null); + } +} + +var _emscripten_glTexSubImage3D = _glTexSubImage3D; + +function _glTransformFeedbackVaryings(program, count, varyings, bufferMode) { + program = GL.programs[program]; + var vars = []; + for (var i = 0; i < count; i++) vars.push(UTF8ToString(GROWABLE_HEAP_I32()[varyings + i * 4 >> 2])); + GLctx.transformFeedbackVaryings(program, vars, bufferMode); +} + +var _emscripten_glTransformFeedbackVaryings = _glTransformFeedbackVaryings; + +function webglGetUniformLocation(location) { + var p = GLctx.currentProgram; + if (p) { + var webglLoc = p.uniformLocsById[location]; + if (typeof webglLoc == "number") { + p.uniformLocsById[location] = webglLoc = GLctx.getUniformLocation(p, p.uniformArrayNamesById[location] + (webglLoc > 0 ? "[" + webglLoc + "]" : "")); + } + return webglLoc; + } else { + GL.recordError(1282); + } +} + +function _glUniform1f(location, v0) { + GLctx.uniform1f(webglGetUniformLocation(location), v0); +} + +var _emscripten_glUniform1f = _glUniform1f; + +function _glUniform1i(location, v0) { + GLctx.uniform1i(webglGetUniformLocation(location), v0); +} + +var _emscripten_glUniform1i = _glUniform1i; + +var miniTempWebGLIntBuffers = []; + +function _glUniform1iv(location, count, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform1iv(webglGetUniformLocation(location), GROWABLE_HEAP_I32(), value >> 2, count); + return; + } + if (count <= 288) { + var view = miniTempWebGLIntBuffers[count - 1]; + for (var i = 0; i < count; ++i) { + view[i] = GROWABLE_HEAP_I32()[value + 4 * i >> 2]; + } + } else { + var view = GROWABLE_HEAP_I32().subarray(value >> 2, value + count * 4 >> 2); + } + GLctx.uniform1iv(webglGetUniformLocation(location), view); +} + +var _emscripten_glUniform1iv = _glUniform1iv; + +function _glUniform1ui(location, v0) { + GLctx.uniform1ui(webglGetUniformLocation(location), v0); +} + +var _emscripten_glUniform1ui = _glUniform1ui; + +function _glUniform1uiv(location, count, value) { + count && GLctx.uniform1uiv(webglGetUniformLocation(location), GROWABLE_HEAP_U32(), value >> 2, count); +} + +var _emscripten_glUniform1uiv = _glUniform1uiv; + +function _glUniform2f(location, v0, v1) { + GLctx.uniform2f(webglGetUniformLocation(location), v0, v1); +} + +var _emscripten_glUniform2f = _glUniform2f; + +var miniTempWebGLFloatBuffers = []; + +function _glUniform2fv(location, count, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform2fv(webglGetUniformLocation(location), GROWABLE_HEAP_F32(), value >> 2, count * 2); + return; + } + if (count <= 144) { + var view = miniTempWebGLFloatBuffers[2 * count - 1]; + for (var i = 0; i < 2 * count; i += 2) { + view[i] = GROWABLE_HEAP_F32()[value + 4 * i >> 2]; + view[i + 1] = GROWABLE_HEAP_F32()[value + (4 * i + 4) >> 2]; + } + } else { + var view = GROWABLE_HEAP_F32().subarray(value >> 2, value + count * 8 >> 2); + } + GLctx.uniform2fv(webglGetUniformLocation(location), view); +} + +var _emscripten_glUniform2fv = _glUniform2fv; + +function _glUniform2iv(location, count, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform2iv(webglGetUniformLocation(location), GROWABLE_HEAP_I32(), value >> 2, count * 2); + return; + } + if (count <= 144) { + var view = miniTempWebGLIntBuffers[2 * count - 1]; + for (var i = 0; i < 2 * count; i += 2) { + view[i] = GROWABLE_HEAP_I32()[value + 4 * i >> 2]; + view[i + 1] = GROWABLE_HEAP_I32()[value + (4 * i + 4) >> 2]; + } + } else { + var view = GROWABLE_HEAP_I32().subarray(value >> 2, value + count * 8 >> 2); + } + GLctx.uniform2iv(webglGetUniformLocation(location), view); +} + +var _emscripten_glUniform2iv = _glUniform2iv; + +function _glUniform3fv(location, count, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform3fv(webglGetUniformLocation(location), GROWABLE_HEAP_F32(), value >> 2, count * 3); + return; + } + if (count <= 96) { + var view = miniTempWebGLFloatBuffers[3 * count - 1]; + for (var i = 0; i < 3 * count; i += 3) { + view[i] = GROWABLE_HEAP_F32()[value + 4 * i >> 2]; + view[i + 1] = GROWABLE_HEAP_F32()[value + (4 * i + 4) >> 2]; + view[i + 2] = GROWABLE_HEAP_F32()[value + (4 * i + 8) >> 2]; + } + } else { + var view = GROWABLE_HEAP_F32().subarray(value >> 2, value + count * 12 >> 2); + } + GLctx.uniform3fv(webglGetUniformLocation(location), view); +} + +var _emscripten_glUniform3fv = _glUniform3fv; + +function _glUniform4f(location, v0, v1, v2, v3) { + GLctx.uniform4f(webglGetUniformLocation(location), v0, v1, v2, v3); +} + +var _emscripten_glUniform4f = _glUniform4f; + +function _glUniform4fv(location, count, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniform4fv(webglGetUniformLocation(location), GROWABLE_HEAP_F32(), value >> 2, count * 4); + return; + } + if (count <= 72) { + var view = miniTempWebGLFloatBuffers[4 * count - 1]; + var heap = GROWABLE_HEAP_F32(); + value >>= 2; + for (var i = 0; i < 4 * 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 = GROWABLE_HEAP_F32().subarray(value >> 2, value + count * 16 >> 2); + } + GLctx.uniform4fv(webglGetUniformLocation(location), view); +} + +var _emscripten_glUniform4fv = _glUniform4fv; + +function _glUniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding) { + program = GL.programs[program]; + GLctx.uniformBlockBinding(program, uniformBlockIndex, uniformBlockBinding); +} + +var _emscripten_glUniformBlockBinding = _glUniformBlockBinding; + +function _glUniformMatrix4fv(location, count, transpose, value) { + if (GL.currentContext.version >= 2) { + count && GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, GROWABLE_HEAP_F32(), value >> 2, count * 16); + return; + } + if (count <= 18) { + var view = miniTempWebGLFloatBuffers[16 * count - 1]; + var heap = GROWABLE_HEAP_F32(); + value >>= 2; + for (var i = 0; i < 16 * 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 = GROWABLE_HEAP_F32().subarray(value >> 2, value + count * 64 >> 2); + } + GLctx.uniformMatrix4fv(webglGetUniformLocation(location), !!transpose, view); +} + +var _emscripten_glUniformMatrix4fv = _glUniformMatrix4fv; + +function _glUseProgram(program) { + program = GL.programs[program]; + GLctx.useProgram(program); + GLctx.currentProgram = program; +} + +var _emscripten_glUseProgram = _glUseProgram; + +function _glVertexAttrib4f(x0, x1, x2, x3, x4) { + GLctx.vertexAttrib4f(x0, x1, x2, x3, x4); +} + +var _emscripten_glVertexAttrib4f = _glVertexAttrib4f; + +function _glVertexAttribDivisor(index, divisor) { + GLctx.vertexAttribDivisor(index, divisor); +} + +var _emscripten_glVertexAttribDivisor = _glVertexAttribDivisor; + +function _glVertexAttribI4ui(x0, x1, x2, x3, x4) { + GLctx.vertexAttribI4ui(x0, x1, x2, x3, x4); +} + +var _emscripten_glVertexAttribI4ui = _glVertexAttribI4ui; + +function _glVertexAttribIPointer(index, size, type, stride, ptr) { + GLctx.vertexAttribIPointer(index, size, type, stride, ptr); +} + +var _emscripten_glVertexAttribIPointer = _glVertexAttribIPointer; + +function _glVertexAttribPointer(index, size, type, normalized, stride, ptr) { + GLctx.vertexAttribPointer(index, size, type, !!normalized, stride, ptr); +} + +var _emscripten_glVertexAttribPointer = _glVertexAttribPointer; + +function _glViewport(x0, x1, x2, x3) { + GLctx.viewport(x0, x1, x2, x3); +} + +var _emscripten_glViewport = _glViewport; + +function _emscripten_num_logical_cores() { + return navigator["hardwareConcurrency"]; +} + +function withStackSave(f) { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; +} + +function proxyToMainThread(index, sync) { + var numCallArgs = arguments.length - 2; + var outerArgs = arguments; + var maxArgs = 19; + if (numCallArgs > maxArgs) { + throw "proxyToMainThread: Too many arguments " + numCallArgs + " to proxied function idx=" + index + ", maximum supported is " + maxArgs; + } + return withStackSave(() => { + var serializedNumCallArgs = numCallArgs; + var args = stackAlloc(serializedNumCallArgs * 8); + var b = args >> 3; + for (var i = 0; i < numCallArgs; i++) { + var arg = outerArgs[2 + i]; + GROWABLE_HEAP_F64()[b + i] = arg; + } + return __emscripten_run_in_main_runtime_thread_js(index, serializedNumCallArgs, args, sync); + }); +} + +var emscripten_receive_on_main_thread_js_callArgs = []; + +function _emscripten_receive_on_main_thread_js(index, numCallArgs, args) { + emscripten_receive_on_main_thread_js_callArgs.length = numCallArgs; + var b = args >> 3; + for (var i = 0; i < numCallArgs; i++) { + emscripten_receive_on_main_thread_js_callArgs[i] = GROWABLE_HEAP_F64()[b + i]; + } + var func = proxiedFunctionTable[index]; + assert(func.length == numCallArgs, "Call args mismatch in emscripten_receive_on_main_thread_js"); + return func.apply(null, emscripten_receive_on_main_thread_js_callArgs); +} + +function getHeapMax() { + return 2147483648; +} + +function emscripten_realloc_buffer(size) { + var b = wasmMemory.buffer; + try { + wasmMemory.grow(size - b.byteLength + 65535 >>> 16); + updateMemoryViews(); + return 1; + } catch (e) { + err(`emscripten_realloc_buffer: Attempted to grow heap from ${b.byteLength} bytes to ${size} bytes, but got error: ${e}`); + } +} + +function _emscripten_resize_heap(requestedSize) { + var oldSize = GROWABLE_HEAP_U8().length; + requestedSize = requestedSize >>> 0; + if (requestedSize <= oldSize) { + return false; + } + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + err(`Cannot enlarge memory, asked to go up to ${requestedSize} bytes, but the limit is ${maxHeapSize} bytes!`); + return false; + } + var alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + .2 / cutDown); + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296); + var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); + var replacement = emscripten_realloc_buffer(newSize); + if (replacement) { + return true; + } + } + err(`Failed to grow the heap from ${oldSize} bytes to ${newSize} bytes, not enough memory!`); + return false; +} + +var JSEvents = { + inEventHandler: 0, + removeAllEventListeners: function() { + for (var i = JSEvents.eventHandlers.length - 1; i >= 0; --i) { + JSEvents._removeHandler(i); + } + JSEvents.eventHandlers = []; + JSEvents.deferredCalls = []; + }, + registerRemoveEventListeners: function() { + if (!JSEvents.removeEventListenersRegistered) { + __ATEXIT__.push(JSEvents.removeAllEventListeners); + JSEvents.removeEventListenersRegistered = true; + } + }, + deferredCalls: [], + deferCall: function(targetFunction, precedence, argsList) { + function arraysHaveEqualContent(arrA, arrB) { + if (arrA.length != arrB.length) return false; + for (var i in arrA) { + if (arrA[i] != arrB[i]) return false; + } + return true; + } + for (var i in JSEvents.deferredCalls) { + var call = JSEvents.deferredCalls[i]; + if (call.targetFunction == targetFunction && arraysHaveEqualContent(call.argsList, argsList)) { + return; + } + } + JSEvents.deferredCalls.push({ + targetFunction: targetFunction, + precedence: precedence, + argsList: argsList + }); + JSEvents.deferredCalls.sort(function(x, y) { + return x.precedence < y.precedence; + }); + }, + removeDeferredCalls: function(targetFunction) { + for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { + if (JSEvents.deferredCalls[i].targetFunction == targetFunction) { + JSEvents.deferredCalls.splice(i, 1); + --i; + } + } + }, + canPerformEventHandlerRequests: function() { + return JSEvents.inEventHandler && JSEvents.currentEventHandler.allowsDeferredCalls; + }, + runDeferredCalls: function() { + if (!JSEvents.canPerformEventHandlerRequests()) { + return; + } + for (var i = 0; i < JSEvents.deferredCalls.length; ++i) { + var call = JSEvents.deferredCalls[i]; + JSEvents.deferredCalls.splice(i, 1); + --i; + call.targetFunction.apply(null, call.argsList); + } + }, + eventHandlers: [], + removeAllHandlersOnTarget: function(target, eventTypeString) { + for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { + if (JSEvents.eventHandlers[i].target == target && (!eventTypeString || eventTypeString == JSEvents.eventHandlers[i].eventTypeString)) { + JSEvents._removeHandler(i--); + } + } + }, + _removeHandler: function(i) { + var h = JSEvents.eventHandlers[i]; + h.target.removeEventListener(h.eventTypeString, h.eventListenerFunc, h.useCapture); + JSEvents.eventHandlers.splice(i, 1); + }, + registerOrRemoveHandler: function(eventHandler) { + if (!eventHandler.target) { + err("registerOrRemoveHandler: the target element for event handler registration does not exist, when processing the following event handler registration:"); + console.dir(eventHandler); + return -4; + } + var jsEventHandler = function jsEventHandler(event) { + ++JSEvents.inEventHandler; + JSEvents.currentEventHandler = eventHandler; + JSEvents.runDeferredCalls(); + eventHandler.handlerFunc(event); + JSEvents.runDeferredCalls(); + --JSEvents.inEventHandler; + }; + if (eventHandler.callbackfunc) { + eventHandler.eventListenerFunc = jsEventHandler; + eventHandler.target.addEventListener(eventHandler.eventTypeString, jsEventHandler, eventHandler.useCapture); + JSEvents.eventHandlers.push(eventHandler); + JSEvents.registerRemoveEventListeners(); + } else { + for (var i = 0; i < JSEvents.eventHandlers.length; ++i) { + if (JSEvents.eventHandlers[i].target == eventHandler.target && JSEvents.eventHandlers[i].eventTypeString == eventHandler.eventTypeString) { + JSEvents._removeHandler(i--); + } + } + } + return 0; + }, + queueEventHandlerOnThread_iiii: function(targetThread, eventHandlerFunc, eventTypeId, eventData, userData) { + withStackSave(function() { + var varargs = stackAlloc(12); + GROWABLE_HEAP_I32()[varargs >> 2] = eventTypeId; + GROWABLE_HEAP_I32()[varargs + 4 >> 2] = eventData; + GROWABLE_HEAP_I32()[varargs + 8 >> 2] = userData; + _emscripten_dispatch_to_thread_(targetThread, 637534208, eventHandlerFunc, eventData, varargs); + }); + }, + getTargetThreadForEventCallback: function(targetThread) { + switch (targetThread) { + case 1: + return 0; + + case 2: + return PThread.currentProxiedOperationCallerThread; + + default: + return targetThread; + } + }, + getNodeNameForTarget: function(target) { + if (!target) return ""; + if (target == window) return "#window"; + if (target == screen) return "#screen"; + return target && target.nodeName ? target.nodeName : ""; + }, + fullscreenEnabled: function() { + return document.fullscreenEnabled || document.webkitFullscreenEnabled; + } +}; + +function maybeCStringToJsString(cString) { + return cString > 2 ? UTF8ToString(cString) : cString; +} + +var specialHTMLTargets = [ 0, typeof document != "undefined" ? document : 0, typeof window != "undefined" ? window : 0 ]; + +function findEventTarget(target) { + target = maybeCStringToJsString(target); + var domElement = specialHTMLTargets[target] || (typeof document != "undefined" ? document.querySelector(target) : undefined); + return domElement; +} + +function findCanvasEventTarget(target) { + return findEventTarget(target); +} + +function setCanvasElementSizeCallingThread(target, width, height) { + var canvas = findCanvasEventTarget(target); + if (!canvas) return -4; + if (!canvas.controlTransferredOffscreen) { + var autoResizeViewport = false; + if (canvas.GLctxObject && canvas.GLctxObject.GLctx) { + var prevViewport = canvas.GLctxObject.GLctx.getParameter(2978); + autoResizeViewport = prevViewport[0] === 0 && prevViewport[1] === 0 && prevViewport[2] === canvas.width && prevViewport[3] === canvas.height; + } + canvas.width = width; + canvas.height = height; + if (autoResizeViewport) { + canvas.GLctxObject.GLctx.viewport(0, 0, width, height); + } + } else { + return -4; + } + if (canvas.GLctxObject) GL.resizeOffscreenFramebuffer(canvas.GLctxObject); + return 0; +} + +function setCanvasElementSizeMainThread(target, width, height) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(36, 1, target, width, height); + return setCanvasElementSizeCallingThread(target, width, height); +} + +function _emscripten_set_canvas_element_size(target, width, height) { + var canvas = findCanvasEventTarget(target); + if (canvas) { + return setCanvasElementSizeCallingThread(target, width, height); + } + return setCanvasElementSizeMainThread(target, width, height); +} + +function _emscripten_set_main_loop(func, fps, simulateInfiniteLoop) { + var browserIterationFunc = getWasmTableEntry(func); + setMainLoop(browserIterationFunc, fps, simulateInfiniteLoop); +} + +function _emscripten_supports_offscreencanvas() { + return 0; +} + +function _emscripten_webgl_destroy_context(contextHandle) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(37, 1, contextHandle); + if (GL.currentContext == contextHandle) GL.currentContext = 0; + GL.deleteContext(contextHandle); +} + +function _emscripten_webgl_do_commit_frame() { + if (!GL.currentContext || !GL.currentContext.GLctx) { + return -3; + } + if (GL.currentContext.defaultFbo) { + GL.blitOffscreenFramebuffer(GL.currentContext); + return 0; + } + if (!GL.currentContext.attributes.explicitSwapControl) { + return -3; + } + return 0; +} + +function _emscripten_webgl_create_context_proxied(target, attributes) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(38, 1, target, attributes); + return _emscripten_webgl_do_create_context(target, attributes); +} + +var emscripten_webgl_power_preferences = [ "default", "low-power", "high-performance" ]; + +function _emscripten_webgl_do_create_context(target, attributes) { + assert(attributes); + var a = attributes >> 2; + var powerPreference = GROWABLE_HEAP_I32()[a + (24 >> 2)]; + var contextAttributes = { + "alpha": !!GROWABLE_HEAP_I32()[a + (0 >> 2)], + "depth": !!GROWABLE_HEAP_I32()[a + (4 >> 2)], + "stencil": !!GROWABLE_HEAP_I32()[a + (8 >> 2)], + "antialias": !!GROWABLE_HEAP_I32()[a + (12 >> 2)], + "premultipliedAlpha": !!GROWABLE_HEAP_I32()[a + (16 >> 2)], + "preserveDrawingBuffer": !!GROWABLE_HEAP_I32()[a + (20 >> 2)], + "powerPreference": emscripten_webgl_power_preferences[powerPreference], + "failIfMajorPerformanceCaveat": !!GROWABLE_HEAP_I32()[a + (28 >> 2)], + majorVersion: GROWABLE_HEAP_I32()[a + (32 >> 2)], + minorVersion: GROWABLE_HEAP_I32()[a + (36 >> 2)], + enableExtensionsByDefault: GROWABLE_HEAP_I32()[a + (40 >> 2)], + explicitSwapControl: GROWABLE_HEAP_I32()[a + (44 >> 2)], + proxyContextToMainThread: GROWABLE_HEAP_I32()[a + (48 >> 2)], + renderViaOffscreenBackBuffer: GROWABLE_HEAP_I32()[a + (52 >> 2)] + }; + var canvas = findCanvasEventTarget(target); + if (ENVIRONMENT_IS_PTHREAD) { + if (contextAttributes.proxyContextToMainThread === 2 || !canvas && contextAttributes.proxyContextToMainThread === 1) { + if (typeof OffscreenCanvas == "undefined") { + GROWABLE_HEAP_I32()[attributes + 52 >> 2] = 1; + GROWABLE_HEAP_I32()[attributes + 20 >> 2] = 1; + } + return _emscripten_webgl_create_context_proxied(target, attributes); + } + } + if (!canvas) { + return 0; + } + if (contextAttributes.explicitSwapControl && !contextAttributes.renderViaOffscreenBackBuffer) { + contextAttributes.renderViaOffscreenBackBuffer = true; + } + var contextHandle = GL.createContext(canvas, contextAttributes); + return contextHandle; +} + +function _emscripten_webgl_enable_extension(contextHandle, extension) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(39, 1, contextHandle, extension); + var context = GL.getContext(contextHandle); + var extString = UTF8ToString(extension); + if (extString.startsWith("GL_")) extString = extString.substr(3); + if (extString == "ANGLE_instanced_arrays") webgl_enable_ANGLE_instanced_arrays(GLctx); + if (extString == "OES_vertex_array_object") webgl_enable_OES_vertex_array_object(GLctx); + if (extString == "WEBGL_draw_buffers") webgl_enable_WEBGL_draw_buffers(GLctx); + if (extString == "WEBGL_draw_instanced_base_vertex_base_instance") webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance(GLctx); + if (extString == "WEBGL_multi_draw_instanced_base_vertex_base_instance") webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance(GLctx); + if (extString == "WEBGL_multi_draw") webgl_enable_WEBGL_multi_draw(GLctx); + var ext = context.GLctx.getExtension(extString); + return !!ext; +} + +function _emscripten_webgl_init_context_attributes(attributes) { + assert(attributes); + var a = attributes >> 2; + for (var i = 0; i < 56 >> 2; ++i) { + GROWABLE_HEAP_I32()[a + i] = 0; + } + GROWABLE_HEAP_I32()[a + (0 >> 2)] = GROWABLE_HEAP_I32()[a + (4 >> 2)] = GROWABLE_HEAP_I32()[a + (12 >> 2)] = GROWABLE_HEAP_I32()[a + (16 >> 2)] = GROWABLE_HEAP_I32()[a + (32 >> 2)] = GROWABLE_HEAP_I32()[a + (40 >> 2)] = 1; + if (ENVIRONMENT_IS_WORKER) GROWABLE_HEAP_I32()[attributes + 48 >> 2] = 1; +} + +function _emscripten_webgl_make_context_current_calling_thread(contextHandle) { + var success = GL.makeContextCurrent(contextHandle); + if (success) GL.currentContextIsProxied = false; + return success ? 0 : -5; +} + +var ENV = {}; + +function getExecutableName() { + return thisProgram || "./this.program"; +} + +function getEnvStrings() { + if (!getEnvStrings.strings) { + var lang = (typeof navigator == "object" && navigator.languages && navigator.languages[0] || "C").replace("-", "_") + ".UTF-8"; + var env = { + "USER": "web_user", + "LOGNAME": "web_user", + "PATH": "/", + "PWD": "/", + "HOME": "/home/web_user", + "LANG": lang, + "_": getExecutableName() + }; + for (var x in ENV) { + if (ENV[x] === undefined) delete env[x]; else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(x + "=" + env[x]); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; +} + +function stringToAscii(str, buffer) { + for (var i = 0; i < str.length; ++i) { + assert(str.charCodeAt(i) === (str.charCodeAt(i) & 255)); + GROWABLE_HEAP_I8()[buffer++ >> 0] = str.charCodeAt(i); + } + GROWABLE_HEAP_I8()[buffer >> 0] = 0; +} + +function _environ_get(__environ, environ_buf) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(40, 1, __environ, environ_buf); + var bufSize = 0; + getEnvStrings().forEach(function(string, i) { + var ptr = environ_buf + bufSize; + GROWABLE_HEAP_U32()[__environ + i * 4 >> 2] = ptr; + stringToAscii(string, ptr); + bufSize += string.length + 1; + }); + return 0; +} + +function _environ_sizes_get(penviron_count, penviron_buf_size) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(41, 1, penviron_count, penviron_buf_size); + var strings = getEnvStrings(); + GROWABLE_HEAP_U32()[penviron_count >> 2] = strings.length; + var bufSize = 0; + strings.forEach(function(string) { + bufSize += string.length + 1; + }); + GROWABLE_HEAP_U32()[penviron_buf_size >> 2] = bufSize; + return 0; +} + +function _fd_close(fd) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(42, 1, 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; + } +} + +function _fd_fdstat_get(fd, pbuf) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(43, 1, fd, pbuf); + try { + var rightsBase = 0; + var rightsInheriting = 0; + var flags = 0; + { + var stream = SYSCALLS.getStreamFromFD(fd); + var type = stream.tty ? 2 : FS.isDir(stream.mode) ? 3 : FS.isLink(stream.mode) ? 7 : 4; + } + GROWABLE_HEAP_I8()[pbuf >> 0] = type; + GROWABLE_HEAP_I16()[pbuf + 2 >> 1] = flags; + tempI64 = [ rightsBase >>> 0, (tempDouble = rightsBase, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[pbuf + 8 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[pbuf + 12 >> 2] = tempI64[1]; + tempI64 = [ rightsInheriting >>> 0, (tempDouble = rightsInheriting, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[pbuf + 16 >> 2] = tempI64[0], GROWABLE_HEAP_I32()[pbuf + 20 >> 2] = tempI64[1]; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function doReadv(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = GROWABLE_HEAP_U32()[iov >> 2]; + var len = GROWABLE_HEAP_U32()[iov + 4 >> 2]; + iov += 8; + var curr = FS.read(stream, GROWABLE_HEAP_I8(), ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; + if (typeof offset !== "undefined") { + offset += curr; + } + } + return ret; +} + +function _fd_read(fd, iov, iovcnt, pnum) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(44, 1, fd, iov, iovcnt, pnum); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + GROWABLE_HEAP_U32()[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function convertI32PairToI53Checked(lo, hi) { + assert(lo == lo >>> 0 || lo == (lo | 0)); + assert(hi === (hi | 0)); + return hi + 2097152 >>> 0 < 4194305 - !!lo ? (lo >>> 0) + hi * 4294967296 : NaN; +} + +function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(45, 1, fd, offset_low, offset_high, whence, newOffset); + try { + var offset = convertI32PairToI53Checked(offset_low, offset_high); + if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + tempI64 = [ stream.position >>> 0, (tempDouble = stream.position, +Math.abs(tempDouble) >= 1 ? tempDouble > 0 ? +Math.floor(tempDouble / 4294967296) >>> 0 : ~~+Math.ceil((tempDouble - +(~~tempDouble >>> 0)) / 4294967296) >>> 0 : 0) ], + GROWABLE_HEAP_I32()[newOffset >> 2] = tempI64[0], GROWABLE_HEAP_I32()[newOffset + 4 >> 2] = tempI64[1]; + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function doWritev(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = GROWABLE_HEAP_U32()[iov >> 2]; + var len = GROWABLE_HEAP_U32()[iov + 4 >> 2]; + iov += 8; + var curr = FS.write(stream, GROWABLE_HEAP_I8(), ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (typeof offset !== "undefined") { + offset += curr; + } + } + return ret; +} + +function _fd_write(fd, iov, iovcnt, pnum) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(46, 1, fd, iov, iovcnt, pnum); + try { + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + GROWABLE_HEAP_U32()[pnum >> 2] = num; + return 0; + } catch (e) { + if (typeof FS == "undefined" || !(e.name === "ErrnoError")) throw e; + return e.errno; + } +} + +function _getaddrinfo(node, service, hint, out) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(47, 1, node, service, hint, out); + var addrs = []; + var canon = null; + var addr = 0; + var port = 0; + var flags = 0; + var family = 0; + var type = 0; + var proto = 0; + var ai, last; + function allocaddrinfo(family, type, proto, canon, addr, port) { + var sa, salen, ai; + var errno; + salen = family === 10 ? 28 : 16; + addr = family === 10 ? inetNtop6(addr) : inetNtop4(addr); + sa = _malloc(salen); + errno = writeSockaddr(sa, family, addr, port); + assert(!errno); + ai = _malloc(32); + GROWABLE_HEAP_I32()[ai + 4 >> 2] = family; + GROWABLE_HEAP_I32()[ai + 8 >> 2] = type; + GROWABLE_HEAP_I32()[ai + 12 >> 2] = proto; + GROWABLE_HEAP_U32()[ai + 24 >> 2] = canon; + GROWABLE_HEAP_U32()[ai + 20 >> 2] = sa; + if (family === 10) { + GROWABLE_HEAP_I32()[ai + 16 >> 2] = 28; + } else { + GROWABLE_HEAP_I32()[ai + 16 >> 2] = 16; + } + GROWABLE_HEAP_I32()[ai + 28 >> 2] = 0; + return ai; + } + if (hint) { + flags = GROWABLE_HEAP_I32()[hint >> 2]; + family = GROWABLE_HEAP_I32()[hint + 4 >> 2]; + type = GROWABLE_HEAP_I32()[hint + 8 >> 2]; + proto = GROWABLE_HEAP_I32()[hint + 12 >> 2]; + } + if (type && !proto) { + proto = type === 2 ? 17 : 6; + } + if (!type && proto) { + type = proto === 17 ? 2 : 1; + } + if (proto === 0) { + proto = 6; + } + if (type === 0) { + type = 1; + } + if (!node && !service) { + return -2; + } + if (flags & ~(1 | 2 | 4 | 1024 | 8 | 16 | 32)) { + return -1; + } + if (hint !== 0 && GROWABLE_HEAP_I32()[hint >> 2] & 2 && !node) { + return -1; + } + if (flags & 32) { + return -2; + } + if (type !== 0 && type !== 1 && type !== 2) { + return -7; + } + if (family !== 0 && family !== 2 && family !== 10) { + return -6; + } + if (service) { + service = UTF8ToString(service); + port = parseInt(service, 10); + if (isNaN(port)) { + if (flags & 1024) { + return -2; + } + return -8; + } + } + if (!node) { + if (family === 0) { + family = 2; + } + if ((flags & 1) === 0) { + if (family === 2) { + addr = _htonl(2130706433); + } else { + addr = [ 0, 0, 0, 1 ]; + } + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + GROWABLE_HEAP_U32()[out >> 2] = ai; + return 0; + } + node = UTF8ToString(node); + addr = inetPton4(node); + if (addr !== null) { + if (family === 0 || family === 2) { + family = 2; + } else if (family === 10 && flags & 8) { + addr = [ 0, 0, _htonl(65535), addr ]; + family = 10; + } else { + return -2; + } + } else { + addr = inetPton6(node); + if (addr !== null) { + if (family === 0 || family === 10) { + family = 10; + } else { + return -2; + } + } + } + if (addr != null) { + ai = allocaddrinfo(family, type, proto, node, addr, port); + GROWABLE_HEAP_U32()[out >> 2] = ai; + return 0; + } + if (flags & 4) { + return -2; + } + node = DNS.lookup_name(node); + addr = inetPton4(node); + if (family === 0) { + family = 2; + } else if (family === 10) { + addr = [ 0, 0, _htonl(65535), addr ]; + } + ai = allocaddrinfo(family, type, proto, null, addr, port); + GROWABLE_HEAP_U32()[out >> 2] = ai; + return 0; +} + +function _getnameinfo(sa, salen, node, nodelen, serv, servlen, flags) { + var info = readSockaddr(sa, salen); + if (info.errno) { + return -6; + } + var port = info.port; + var addr = info.addr; + var overflowed = false; + if (node && nodelen) { + var lookup; + if (flags & 1 || !(lookup = DNS.lookup_addr(addr))) { + if (flags & 8) { + return -2; + } + } else { + addr = lookup; + } + var numBytesWrittenExclNull = stringToUTF8(addr, node, nodelen); + if (numBytesWrittenExclNull + 1 >= nodelen) { + overflowed = true; + } + } + if (serv && servlen) { + port = "" + port; + var numBytesWrittenExclNull = stringToUTF8(port, serv, servlen); + if (numBytesWrittenExclNull + 1 >= servlen) { + overflowed = true; + } + } + if (overflowed) { + return -12; + } + return 0; +} + +var GodotRuntime = { + get_func: function(ptr) { + return wasmTable.get(ptr); + }, + error: function() { + err.apply(null, Array.from(arguments)); + }, + print: function() { + out.apply(null, Array.from(arguments)); + }, + malloc: function(p_size) { + return _malloc(p_size); + }, + free: function(p_ptr) { + _free(p_ptr); + }, + getHeapValue: function(p_ptr, p_type) { + return getValue(p_ptr, p_type); + }, + setHeapValue: function(p_ptr, p_value, p_type) { + setValue(p_ptr, p_value, p_type); + }, + heapSub: function(p_heap, p_ptr, p_len) { + const bytes = p_heap.BYTES_PER_ELEMENT; + return p_heap.subarray(p_ptr / bytes, p_ptr / bytes + p_len); + }, + heapSlice: function(p_heap, p_ptr, p_len) { + const bytes = p_heap.BYTES_PER_ELEMENT; + return p_heap.slice(p_ptr / bytes, p_ptr / bytes + p_len); + }, + heapCopy: function(p_dst, p_src, p_ptr) { + const bytes = p_src.BYTES_PER_ELEMENT; + return p_dst.set(p_src, p_ptr / bytes); + }, + parseString: function(p_ptr) { + return UTF8ToString(p_ptr); + }, + parseStringArray: function(p_ptr, p_size) { + const strings = []; + const ptrs = GodotRuntime.heapSub(GROWABLE_HEAP_I32(), p_ptr, p_size); + ptrs.forEach(function(ptr) { + strings.push(GodotRuntime.parseString(ptr)); + }); + return strings; + }, + strlen: function(p_str) { + return lengthBytesUTF8(p_str); + }, + allocString: function(p_str) { + const length = GodotRuntime.strlen(p_str) + 1; + const c_str = GodotRuntime.malloc(length); + stringToUTF8(p_str, c_str, length); + return c_str; + }, + allocStringArray: function(p_strings) { + const size = p_strings.length; + const c_ptr = GodotRuntime.malloc(size * 4); + for (let i = 0; i < size; i++) { + GROWABLE_HEAP_I32()[(c_ptr >> 2) + i] = GodotRuntime.allocString(p_strings[i]); + } + return c_ptr; + }, + freeStringArray: function(p_ptr, p_len) { + for (let i = 0; i < p_len; i++) { + GodotRuntime.free(GROWABLE_HEAP_I32()[(p_ptr >> 2) + i]); + } + GodotRuntime.free(p_ptr); + }, + stringToHeap: function(p_str, p_ptr, p_len) { + return stringToUTF8Array(p_str, GROWABLE_HEAP_I8(), p_ptr, p_len); + } +}; + +var GodotConfig = { + canvas: null, + locale: "en", + canvas_resize_policy: 2, + virtual_keyboard: false, + persistent_drops: false, + on_execute: null, + on_exit: null, + init_config: function(p_opts) { + GodotConfig.canvas_resize_policy = p_opts["canvasResizePolicy"]; + GodotConfig.canvas = p_opts["canvas"]; + GodotConfig.locale = p_opts["locale"] || GodotConfig.locale; + GodotConfig.virtual_keyboard = p_opts["virtualKeyboard"]; + GodotConfig.persistent_drops = !!p_opts["persistentDrops"]; + GodotConfig.on_execute = p_opts["onExecute"]; + GodotConfig.on_exit = p_opts["onExit"]; + if (p_opts["focusCanvas"]) { + GodotConfig.canvas.focus(); + } + }, + locate_file: function(file) { + return Module["locateFile"](file); + }, + clear: function() { + GodotConfig.canvas = null; + GodotConfig.locale = "en"; + GodotConfig.canvas_resize_policy = 2; + GodotConfig.virtual_keyboard = false; + GodotConfig.persistent_drops = false; + GodotConfig.on_execute = null; + GodotConfig.on_exit = null; + } +}; + +var GodotFS = { + ENOENT: 44, + _idbfs: false, + _syncing: false, + _mount_points: [], + is_persistent: function() { + return GodotFS._idbfs ? 1 : 0; + }, + init: function(persistentPaths) { + GodotFS._idbfs = false; + if (!Array.isArray(persistentPaths)) { + return Promise.reject(new Error("Persistent paths must be an array")); + } + if (!persistentPaths.length) { + return Promise.resolve(); + } + GodotFS._mount_points = persistentPaths.slice(); + function createRecursive(dir) { + try { + FS.stat(dir); + } catch (e) { + if (e.errno !== GodotFS.ENOENT) { + GodotRuntime.error(e); + } + FS.mkdirTree(dir); + } + } + GodotFS._mount_points.forEach(function(path) { + createRecursive(path); + FS.mount(IDBFS, {}, path); + }); + return new Promise(function(resolve, reject) { + FS.syncfs(true, function(err) { + if (err) { + GodotFS._mount_points = []; + GodotFS._idbfs = false; + GodotRuntime.print(`IndexedDB not available: ${err.message}`); + } else { + GodotFS._idbfs = true; + } + resolve(err); + }); + }); + }, + deinit: function() { + GodotFS._mount_points.forEach(function(path) { + try { + FS.unmount(path); + } catch (e) { + GodotRuntime.print("Already unmounted", e); + } + if (GodotFS._idbfs && IDBFS.dbs[path]) { + IDBFS.dbs[path].close(); + delete IDBFS.dbs[path]; + } + }); + GodotFS._mount_points = []; + GodotFS._idbfs = false; + GodotFS._syncing = false; + }, + sync: function() { + if (GodotFS._syncing) { + GodotRuntime.error("Already syncing!"); + return Promise.resolve(); + } + GodotFS._syncing = true; + return new Promise(function(resolve, reject) { + FS.syncfs(false, function(error) { + if (error) { + GodotRuntime.error(`Failed to save IDB file system: ${error.message}`); + } + GodotFS._syncing = false; + resolve(error); + }); + }); + }, + copy_to_fs: function(path, buffer) { + const idx = path.lastIndexOf("/"); + let dir = "/"; + if (idx > 0) { + dir = path.slice(0, idx); + } + try { + FS.stat(dir); + } catch (e) { + if (e.errno !== GodotFS.ENOENT) { + GodotRuntime.error(e); + } + FS.mkdirTree(dir); + } + FS.writeFile(path, new Uint8Array(buffer)); + } +}; + +var GodotOS = { + request_quit: function() {}, + _async_cbs: [], + _fs_sync_promise: null, + atexit: function(p_promise_cb) { + GodotOS._async_cbs.push(p_promise_cb); + }, + cleanup: function(exit_code) { + const cb = GodotConfig.on_exit; + GodotFS.deinit(); + GodotConfig.clear(); + if (cb) { + cb(exit_code); + } + }, + finish_async: function(callback) { + GodotOS._fs_sync_promise.then(function(err) { + const promises = []; + GodotOS._async_cbs.forEach(function(cb) { + promises.push(new Promise(cb)); + }); + return Promise.all(promises); + }).then(function() { + return GodotFS.sync(); + }).then(function(err) { + setTimeout(function() { + callback(); + }, 0); + }); + } +}; + +var GodotAudio = { + ctx: null, + input: null, + driver: null, + interval: 0, + init: function(mix_rate, latency, onstatechange, onlatencyupdate) { + const opts = {}; + if (mix_rate) { + opts["sampleRate"] = mix_rate; + } + const ctx = new (window.AudioContext || window.webkitAudioContext)(opts); + GodotAudio.ctx = ctx; + ctx.onstatechange = function() { + let state = 0; + switch (ctx.state) { + case "suspended": + state = 0; + break; + + case "running": + state = 1; + break; + + case "closed": + state = 2; + break; + } + onstatechange(state); + }; + ctx.onstatechange(); + GodotAudio.interval = setInterval(function() { + let computed_latency = 0; + if (ctx.baseLatency) { + computed_latency += GodotAudio.ctx.baseLatency; + } + if (ctx.outputLatency) { + computed_latency += GodotAudio.ctx.outputLatency; + } + onlatencyupdate(computed_latency); + }, 1e3); + GodotOS.atexit(GodotAudio.close_async); + return ctx.destination.channelCount; + }, + create_input: function(callback) { + if (GodotAudio.input) { + return 0; + } + function gotMediaInput(stream) { + try { + GodotAudio.input = GodotAudio.ctx.createMediaStreamSource(stream); + callback(GodotAudio.input); + } catch (e) { + GodotRuntime.error("Failed creating input.", e); + } + } + if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) { + navigator.mediaDevices.getUserMedia({ + "audio": true + }).then(gotMediaInput, function(e) { + GodotRuntime.error("Error getting user media.", e); + }); + } else { + if (!navigator.getUserMedia) { + navigator.getUserMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia; + } + if (!navigator.getUserMedia) { + GodotRuntime.error("getUserMedia not available."); + return 1; + } + navigator.getUserMedia({ + "audio": true + }, gotMediaInput, function(e) { + GodotRuntime.print(e); + }); + } + return 0; + }, + close_async: function(resolve, reject) { + const ctx = GodotAudio.ctx; + GodotAudio.ctx = null; + if (!ctx) { + resolve(); + return; + } + if (GodotAudio.interval) { + clearInterval(GodotAudio.interval); + GodotAudio.interval = 0; + } + if (GodotAudio.input) { + GodotAudio.input.disconnect(); + GodotAudio.input = null; + } + let closed = Promise.resolve(); + if (GodotAudio.driver) { + closed = GodotAudio.driver.close(); + } + closed.then(function() { + return ctx.close(); + }).then(function() { + ctx.onstatechange = null; + resolve(); + }).catch(function(e) { + ctx.onstatechange = null; + GodotRuntime.error("Error closing AudioContext", e); + resolve(); + }); + } +}; + +function _godot_audio_has_worklet() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(48, 1); + return GodotAudio.ctx && GodotAudio.ctx.audioWorklet ? 1 : 0; +} + +function _godot_audio_init(p_mix_rate, p_latency, p_state_change, p_latency_update) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(49, 1, p_mix_rate, p_latency, p_state_change, p_latency_update); + const statechange = GodotRuntime.get_func(p_state_change); + const latencyupdate = GodotRuntime.get_func(p_latency_update); + const mix_rate = GodotRuntime.getHeapValue(p_mix_rate, "i32"); + const channels = GodotAudio.init(mix_rate, p_latency, statechange, latencyupdate); + GodotRuntime.setHeapValue(p_mix_rate, GodotAudio.ctx.sampleRate, "i32"); + return channels; +} + +function _godot_audio_input_start() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(50, 1); + return GodotAudio.create_input(function(input) { + input.connect(GodotAudio.driver.get_node()); + }); +} + +function _godot_audio_input_stop() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(51, 1); + if (GodotAudio.input) { + const tracks = GodotAudio.input["mediaStream"]["getTracks"](); + for (let i = 0; i < tracks.length; i++) { + tracks[i]["stop"](); + } + GodotAudio.input.disconnect(); + GodotAudio.input = null; + } +} + +function _godot_audio_is_available() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(52, 1); + if (!(window.AudioContext || window.webkitAudioContext)) { + return 0; + } + return 1; +} + +function _godot_audio_resume() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(53, 1); + if (GodotAudio.ctx && GodotAudio.ctx.state !== "running") { + GodotAudio.ctx.resume(); + } +} + +var GodotAudioWorklet = { + promise: null, + worklet: null, + ring_buffer: null, + create: function(channels) { + const path = GodotConfig.locate_file("godot.audio.worklet.js"); + GodotAudioWorklet.promise = GodotAudio.ctx.audioWorklet.addModule(path).then(function() { + GodotAudioWorklet.worklet = new AudioWorkletNode(GodotAudio.ctx, "godot-processor", { + "outputChannelCount": [ channels ] + }); + return Promise.resolve(); + }); + GodotAudio.driver = GodotAudioWorklet; + }, + start: function(in_buf, out_buf, state) { + GodotAudioWorklet.promise.then(function() { + const node = GodotAudioWorklet.worklet; + node.connect(GodotAudio.ctx.destination); + node.port.postMessage({ + "cmd": "start", + "data": [ state, in_buf, out_buf ] + }); + node.port.onmessage = function(event) { + GodotRuntime.error(event.data); + }; + }); + }, + start_no_threads: function(p_out_buf, p_out_size, out_callback, p_in_buf, p_in_size, in_callback) { + function RingBuffer() { + let wpos = 0; + let rpos = 0; + let pending_samples = 0; + const wbuf = new Float32Array(p_out_size); + function send(port) { + if (pending_samples === 0) { + return; + } + const buffer = GodotRuntime.heapSub(GROWABLE_HEAP_F32(), p_out_buf, p_out_size); + const size = buffer.length; + const tot_sent = pending_samples; + out_callback(wpos, pending_samples); + if (wpos + pending_samples >= size) { + const high = size - wpos; + wbuf.set(buffer.subarray(wpos, size)); + pending_samples -= high; + wpos = 0; + } + if (pending_samples > 0) { + wbuf.set(buffer.subarray(wpos, wpos + pending_samples), tot_sent - pending_samples); + } + port.postMessage({ + "cmd": "chunk", + "data": wbuf.subarray(0, tot_sent) + }); + wpos += pending_samples; + pending_samples = 0; + } + this.receive = function(recv_buf) { + const buffer = GodotRuntime.heapSub(GROWABLE_HEAP_F32(), p_in_buf, p_in_size); + const from = rpos; + let to_write = recv_buf.length; + let high = 0; + if (rpos + to_write >= p_in_size) { + high = p_in_size - rpos; + buffer.set(recv_buf.subarray(0, high), rpos); + to_write -= high; + rpos = 0; + } + if (to_write) { + buffer.set(recv_buf.subarray(high, to_write), rpos); + } + in_callback(from, recv_buf.length); + rpos += to_write; + }; + this.consumed = function(size, port) { + pending_samples += size; + send(port); + }; + } + GodotAudioWorklet.ring_buffer = new RingBuffer(); + GodotAudioWorklet.promise.then(function() { + const node = GodotAudioWorklet.worklet; + const buffer = GodotRuntime.heapSlice(GROWABLE_HEAP_F32(), p_out_buf, p_out_size); + node.connect(GodotAudio.ctx.destination); + node.port.postMessage({ + "cmd": "start_nothreads", + "data": [ buffer, p_in_size ] + }); + node.port.onmessage = function(event) { + if (!GodotAudioWorklet.worklet) { + return; + } + if (event.data["cmd"] === "read") { + const read = event.data["data"]; + GodotAudioWorklet.ring_buffer.consumed(read, GodotAudioWorklet.worklet.port); + } else if (event.data["cmd"] === "input") { + const buf = event.data["data"]; + if (buf.length > p_in_size) { + GodotRuntime.error("Input chunk is too big"); + return; + } + GodotAudioWorklet.ring_buffer.receive(buf); + } else { + GodotRuntime.error(event.data); + } + }; + }); + }, + get_node: function() { + return GodotAudioWorklet.worklet; + }, + close: function() { + return new Promise(function(resolve, reject) { + if (GodotAudioWorklet.promise === null) { + return; + } + const p = GodotAudioWorklet.promise; + p.then(function() { + GodotAudioWorklet.worklet.port.postMessage({ + "cmd": "stop", + "data": null + }); + GodotAudioWorklet.worklet.disconnect(); + GodotAudioWorklet.worklet.port.onmessage = null; + GodotAudioWorklet.worklet = null; + GodotAudioWorklet.promise = null; + resolve(); + }).catch(function(err) { + GodotRuntime.error(err); + }); + }); + } +}; + +function _godot_audio_worklet_create(channels) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(54, 1, channels); + try { + GodotAudioWorklet.create(channels); + } catch (e) { + GodotRuntime.error("Error starting AudioDriverWorklet", e); + return 1; + } + return 0; +} + +function _godot_audio_worklet_start(p_in_buf, p_in_size, p_out_buf, p_out_size, p_state) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(55, 1, p_in_buf, p_in_size, p_out_buf, p_out_size, p_state); + const out_buffer = GodotRuntime.heapSub(GROWABLE_HEAP_F32(), p_out_buf, p_out_size); + const in_buffer = GodotRuntime.heapSub(GROWABLE_HEAP_F32(), p_in_buf, p_in_size); + const state = GodotRuntime.heapSub(GROWABLE_HEAP_I32(), p_state, 4); + GodotAudioWorklet.start(in_buffer, out_buffer, state); +} + +function _godot_audio_worklet_state_add(p_state, p_idx, p_value) { + return Atomics.add(GROWABLE_HEAP_I32(), (p_state >> 2) + p_idx, p_value); +} + +function _godot_audio_worklet_state_get(p_state, p_idx) { + return Atomics.load(GROWABLE_HEAP_I32(), (p_state >> 2) + p_idx); +} + +function _godot_audio_worklet_state_wait(p_state, p_idx, p_expected, p_timeout) { + Atomics.wait(GROWABLE_HEAP_I32(), (p_state >> 2) + p_idx, p_expected, p_timeout); + return Atomics.load(GROWABLE_HEAP_I32(), (p_state >> 2) + p_idx); +} + +function _godot_js_config_canvas_id_get(p_ptr, p_ptr_max) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(56, 1, p_ptr, p_ptr_max); + GodotRuntime.stringToHeap(`#${GodotConfig.canvas.id}`, p_ptr, p_ptr_max); +} + +function _godot_js_config_locale_get(p_ptr, p_ptr_max) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(57, 1, p_ptr, p_ptr_max); + GodotRuntime.stringToHeap(GodotConfig.locale, p_ptr, p_ptr_max); +} + +var GodotDisplayCursor = { + shape: "default", + visible: true, + cursors: {}, + set_style: function(style) { + GodotConfig.canvas.style.cursor = style; + }, + set_shape: function(shape) { + GodotDisplayCursor.shape = shape; + let css = shape; + if (shape in GodotDisplayCursor.cursors) { + const c = GodotDisplayCursor.cursors[shape]; + css = `url("${c.url}") ${c.x} ${c.y}, default`; + } + if (GodotDisplayCursor.visible) { + GodotDisplayCursor.set_style(css); + } + }, + clear: function() { + GodotDisplayCursor.set_style(""); + GodotDisplayCursor.shape = "default"; + GodotDisplayCursor.visible = true; + Object.keys(GodotDisplayCursor.cursors).forEach(function(key) { + URL.revokeObjectURL(GodotDisplayCursor.cursors[key]); + delete GodotDisplayCursor.cursors[key]; + }); + }, + lockPointer: function() { + const canvas = GodotConfig.canvas; + if (canvas.requestPointerLock) { + canvas.requestPointerLock(); + } + }, + releasePointer: function() { + if (document.exitPointerLock) { + document.exitPointerLock(); + } + }, + isPointerLocked: function() { + return document.pointerLockElement === GodotConfig.canvas; + } +}; + +var GodotEventListeners = { + handlers: [], + has: function(target, event, method, capture) { + return GodotEventListeners.handlers.findIndex(function(e) { + return e.target === target && e.event === event && e.method === method && e.capture === capture; + }) !== -1; + }, + add: function(target, event, method, capture) { + if (GodotEventListeners.has(target, event, method, capture)) { + return; + } + function Handler(p_target, p_event, p_method, p_capture) { + this.target = p_target; + this.event = p_event; + this.method = p_method; + this.capture = p_capture; + } + GodotEventListeners.handlers.push(new Handler(target, event, method, capture)); + target.addEventListener(event, method, capture); + }, + clear: function() { + GodotEventListeners.handlers.forEach(function(h) { + h.target.removeEventListener(h.event, h.method, h.capture); + }); + GodotEventListeners.handlers.length = 0; + } +}; + +var GodotDisplayScreen = { + desired_size: [ 0, 0 ], + hidpi: true, + getPixelRatio: function() { + return GodotDisplayScreen.hidpi ? window.devicePixelRatio || 1 : 1; + }, + isFullscreen: function() { + const elem = document.fullscreenElement || document.mozFullscreenElement || document.webkitFullscreenElement || document.msFullscreenElement; + if (elem) { + return elem === GodotConfig.canvas; + } + return document.fullscreen || document.mozFullScreen || document.webkitIsFullscreen; + }, + hasFullscreen: function() { + return document.fullscreenEnabled || document.mozFullScreenEnabled || document.webkitFullscreenEnabled; + }, + requestFullscreen: function() { + if (!GodotDisplayScreen.hasFullscreen()) { + return 1; + } + const canvas = GodotConfig.canvas; + try { + const promise = (canvas.requestFullscreen || canvas.msRequestFullscreen || canvas.mozRequestFullScreen || canvas.mozRequestFullscreen || canvas.webkitRequestFullscreen).call(canvas); + if (promise) { + promise.catch(function() {}); + } + } catch (e) { + return 1; + } + return 0; + }, + exitFullscreen: function() { + if (!GodotDisplayScreen.isFullscreen()) { + return 0; + } + try { + const promise = document.exitFullscreen(); + if (promise) { + promise.catch(function() {}); + } + } catch (e) { + return 1; + } + return 0; + }, + _updateGL: function() { + const gl_context_handle = _emscripten_webgl_get_current_context(); + const gl = GL.getContext(gl_context_handle); + if (gl) { + GL.resizeOffscreenFramebuffer(gl); + } + }, + updateSize: function() { + const isFullscreen = GodotDisplayScreen.isFullscreen(); + const wantsFullWindow = GodotConfig.canvas_resize_policy === 2; + const noResize = GodotConfig.canvas_resize_policy === 0; + const dWidth = GodotDisplayScreen.desired_size[0]; + const dHeight = GodotDisplayScreen.desired_size[1]; + const canvas = GodotConfig.canvas; + let width = dWidth; + let height = dHeight; + if (noResize) { + if (canvas.width !== width || canvas.height !== height) { + GodotDisplayScreen.desired_size = [ canvas.width, canvas.height ]; + GodotDisplayScreen._updateGL(); + return 1; + } + return 0; + } + const scale = GodotDisplayScreen.getPixelRatio(); + if (isFullscreen || wantsFullWindow) { + width = window.innerWidth * scale; + height = window.innerHeight * scale; + } + const csw = `${width / scale}px`; + const csh = `${height / scale}px`; + if (canvas.style.width !== csw || canvas.style.height !== csh || canvas.width !== width || canvas.height !== height) { + canvas.width = width; + canvas.height = height; + canvas.style.width = csw; + canvas.style.height = csh; + GodotDisplayScreen._updateGL(); + return 1; + } + return 0; + } +}; + +var GodotDisplayVK = { + textinput: null, + textarea: null, + available: function() { + return GodotConfig.virtual_keyboard && "ontouchstart" in window; + }, + init: function(input_cb) { + function create(what) { + const elem = document.createElement(what); + elem.style.display = "none"; + elem.style.position = "absolute"; + elem.style.zIndex = "-1"; + elem.style.background = "transparent"; + elem.style.padding = "0px"; + elem.style.margin = "0px"; + elem.style.overflow = "hidden"; + elem.style.width = "0px"; + elem.style.height = "0px"; + elem.style.border = "0px"; + elem.style.outline = "none"; + elem.readonly = true; + elem.disabled = true; + GodotEventListeners.add(elem, "input", function(evt) { + const c_str = GodotRuntime.allocString(elem.value); + input_cb(c_str, elem.selectionEnd); + GodotRuntime.free(c_str); + }, false); + GodotEventListeners.add(elem, "blur", function(evt) { + elem.style.display = "none"; + elem.readonly = true; + elem.disabled = true; + }, false); + GodotConfig.canvas.insertAdjacentElement("beforebegin", elem); + return elem; + } + GodotDisplayVK.textinput = create("input"); + GodotDisplayVK.textarea = create("textarea"); + GodotDisplayVK.updateSize(); + }, + show: function(text, type, start, end) { + if (!GodotDisplayVK.textinput || !GodotDisplayVK.textarea) { + return; + } + if (GodotDisplayVK.textinput.style.display !== "" || GodotDisplayVK.textarea.style.display !== "") { + GodotDisplayVK.hide(); + } + GodotDisplayVK.updateSize(); + let elem = GodotDisplayVK.textinput; + switch (type) { + case 0: + elem.type = "text"; + elem.inputmode = ""; + break; + + case 1: + elem = GodotDisplayVK.textarea; + break; + + case 2: + elem.type = "text"; + elem.inputmode = "numeric"; + break; + + case 3: + elem.type = "text"; + elem.inputmode = "decimal"; + break; + + case 4: + elem.type = "tel"; + elem.inputmode = ""; + break; + + case 5: + elem.type = "email"; + elem.inputmode = ""; + break; + + case 6: + elem.type = "password"; + elem.inputmode = ""; + break; + + case 7: + elem.type = "url"; + elem.inputmode = ""; + break; + + default: + elem.type = "text"; + elem.inputmode = ""; + break; + } + elem.readonly = false; + elem.disabled = false; + elem.value = text; + elem.style.display = "block"; + elem.focus(); + elem.setSelectionRange(start, end); + }, + hide: function() { + if (!GodotDisplayVK.textinput || !GodotDisplayVK.textarea) { + return; + } + [ GodotDisplayVK.textinput, GodotDisplayVK.textarea ].forEach(function(elem) { + elem.blur(); + elem.style.display = "none"; + elem.value = ""; + }); + }, + updateSize: function() { + if (!GodotDisplayVK.textinput || !GodotDisplayVK.textarea) { + return; + } + const rect = GodotConfig.canvas.getBoundingClientRect(); + function update(elem) { + elem.style.left = `${rect.left}px`; + elem.style.top = `${rect.top}px`; + elem.style.width = `${rect.width}px`; + elem.style.height = `${rect.height}px`; + } + update(GodotDisplayVK.textinput); + update(GodotDisplayVK.textarea); + }, + clear: function() { + if (GodotDisplayVK.textinput) { + GodotDisplayVK.textinput.remove(); + GodotDisplayVK.textinput = null; + } + if (GodotDisplayVK.textarea) { + GodotDisplayVK.textarea.remove(); + GodotDisplayVK.textarea = null; + } + } +}; + +var GodotDisplay = { + window_icon: "", + getDPI: function() { + const dpi = Math.round(window.devicePixelRatio * 96); + return dpi >= 96 ? dpi : 96; + } +}; + +function _godot_js_display_alert(p_text) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(58, 1, p_text); + window.alert(GodotRuntime.parseString(p_text)); +} + +function _godot_js_display_canvas_focus() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(59, 1); + GodotConfig.canvas.focus(); +} + +function _godot_js_display_canvas_is_focused() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(60, 1); + return document.activeElement === GodotConfig.canvas; +} + +function _godot_js_display_clipboard_get(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(61, 1, callback); + const func = GodotRuntime.get_func(callback); + try { + navigator.clipboard.readText().then(function(result) { + const ptr = GodotRuntime.allocString(result); + func(ptr); + GodotRuntime.free(ptr); + }).catch(function(e) {}); + } catch (e) {} +} + +function _godot_js_display_clipboard_set(p_text) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(62, 1, p_text); + const text = GodotRuntime.parseString(p_text); + if (!navigator.clipboard || !navigator.clipboard.writeText) { + return 1; + } + navigator.clipboard.writeText(text).catch(function(e) { + GodotRuntime.error("Setting OS clipboard is only possible from an input callback for the Web platform. Exception:", e); + }); + return 0; +} + +function _godot_js_display_cursor_is_hidden() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(63, 1); + return !GodotDisplayCursor.visible; +} + +function _godot_js_display_cursor_is_locked() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(64, 1); + return GodotDisplayCursor.isPointerLocked() ? 1 : 0; +} + +function _godot_js_display_cursor_lock_set(p_lock) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(65, 1, p_lock); + if (p_lock) { + GodotDisplayCursor.lockPointer(); + } else { + GodotDisplayCursor.releasePointer(); + } +} + +function _godot_js_display_cursor_set_custom_shape(p_shape, p_ptr, p_len, p_hotspot_x, p_hotspot_y) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(66, 1, p_shape, p_ptr, p_len, p_hotspot_x, p_hotspot_y); + const shape = GodotRuntime.parseString(p_shape); + const old_shape = GodotDisplayCursor.cursors[shape]; + if (p_len > 0) { + const png = new Blob([ GodotRuntime.heapSlice(GROWABLE_HEAP_U8(), p_ptr, p_len) ], { + type: "image/png" + }); + const url = URL.createObjectURL(png); + GodotDisplayCursor.cursors[shape] = { + url: url, + x: p_hotspot_x, + y: p_hotspot_y + }; + } else { + delete GodotDisplayCursor.cursors[shape]; + } + if (shape === GodotDisplayCursor.shape) { + GodotDisplayCursor.set_shape(GodotDisplayCursor.shape); + } + if (old_shape) { + URL.revokeObjectURL(old_shape.url); + } +} + +function _godot_js_display_cursor_set_shape(p_string) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(67, 1, p_string); + GodotDisplayCursor.set_shape(GodotRuntime.parseString(p_string)); +} + +function _godot_js_display_cursor_set_visible(p_visible) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(68, 1, p_visible); + const visible = p_visible !== 0; + if (visible === GodotDisplayCursor.visible) { + return; + } + GodotDisplayCursor.visible = visible; + if (visible) { + GodotDisplayCursor.set_shape(GodotDisplayCursor.shape); + } else { + GodotDisplayCursor.set_style("none"); + } +} + +function _godot_js_display_desired_size_set(width, height) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(69, 1, width, height); + GodotDisplayScreen.desired_size = [ width, height ]; + GodotDisplayScreen.updateSize(); +} + +function _godot_js_display_fullscreen_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(70, 1, callback); + const canvas = GodotConfig.canvas; + const func = GodotRuntime.get_func(callback); + function change_cb(evt) { + if (evt.target === canvas) { + func(GodotDisplayScreen.isFullscreen()); + } + } + GodotEventListeners.add(document, "fullscreenchange", change_cb, false); + GodotEventListeners.add(document, "mozfullscreenchange", change_cb, false); + GodotEventListeners.add(document, "webkitfullscreenchange", change_cb, false); +} + +function _godot_js_display_fullscreen_exit() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(71, 1); + return GodotDisplayScreen.exitFullscreen(); +} + +function _godot_js_display_fullscreen_request() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(72, 1); + return GodotDisplayScreen.requestFullscreen(); +} + +function _godot_js_display_has_webgl(p_version) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(73, 1, p_version); + if (p_version !== 1 && p_version !== 2) { + return false; + } + try { + return !!document.createElement("canvas").getContext(p_version === 2 ? "webgl2" : "webgl"); + } catch (e) {} + return false; +} + +function _godot_js_display_is_swap_ok_cancel() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(74, 1); + const win = [ "Windows", "Win64", "Win32", "WinCE" ]; + const plat = navigator.platform || ""; + if (win.indexOf(plat) !== -1) { + return 1; + } + return 0; +} + +function _godot_js_display_notification_cb(callback, p_enter, p_exit, p_in, p_out) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(75, 1, callback, p_enter, p_exit, p_in, p_out); + const canvas = GodotConfig.canvas; + const func = GodotRuntime.get_func(callback); + const notif = [ p_enter, p_exit, p_in, p_out ]; + [ "mouseover", "mouseleave", "focus", "blur" ].forEach(function(evt_name, idx) { + GodotEventListeners.add(canvas, evt_name, function() { + func(notif[idx]); + }, true); + }); +} + +function _godot_js_display_pixel_ratio_get() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(76, 1); + return GodotDisplayScreen.getPixelRatio(); +} + +function _godot_js_display_screen_dpi_get() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(77, 1); + return GodotDisplay.getDPI(); +} + +function _godot_js_display_screen_size_get(width, height) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(78, 1, width, height); + const scale = GodotDisplayScreen.getPixelRatio(); + GodotRuntime.setHeapValue(width, window.screen.width * scale, "i32"); + GodotRuntime.setHeapValue(height, window.screen.height * scale, "i32"); +} + +function _godot_js_display_setup_canvas(p_width, p_height, p_fullscreen, p_hidpi) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(79, 1, p_width, p_height, p_fullscreen, p_hidpi); + const canvas = GodotConfig.canvas; + GodotEventListeners.add(canvas, "contextmenu", function(ev) { + ev.preventDefault(); + }, false); + GodotEventListeners.add(canvas, "webglcontextlost", function(ev) { + alert("WebGL context lost, please reload the page"); + ev.preventDefault(); + }, false); + GodotDisplayScreen.hidpi = !!p_hidpi; + switch (GodotConfig.canvas_resize_policy) { + case 0: + GodotDisplayScreen.desired_size = [ canvas.width, canvas.height ]; + break; + + case 1: + GodotDisplayScreen.desired_size = [ p_width, p_height ]; + break; + + default: + canvas.style.position = "absolute"; + canvas.style.top = 0; + canvas.style.left = 0; + break; + } + GodotDisplayScreen.updateSize(); + if (p_fullscreen) { + GodotDisplayScreen.requestFullscreen(); + } +} + +function _godot_js_display_size_update() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(80, 1); + const updated = GodotDisplayScreen.updateSize(); + if (updated) { + GodotDisplayVK.updateSize(); + } + return updated; +} + +function _godot_js_display_touchscreen_is_available() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(81, 1); + return "ontouchstart" in window; +} + +function _godot_js_display_tts_available() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(82, 1); + return "speechSynthesis" in window; +} + +function _godot_js_display_vk_available() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(83, 1); + return GodotDisplayVK.available(); +} + +function _godot_js_display_vk_cb(p_input_cb) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(84, 1, p_input_cb); + const input_cb = GodotRuntime.get_func(p_input_cb); + if (GodotDisplayVK.available()) { + GodotDisplayVK.init(input_cb); + } +} + +function _godot_js_display_vk_hide() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(85, 1); + GodotDisplayVK.hide(); +} + +function _godot_js_display_vk_show(p_text, p_type, p_start, p_end) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(86, 1, p_text, p_type, p_start, p_end); + const text = GodotRuntime.parseString(p_text); + const start = p_start > 0 ? p_start : 0; + const end = p_end > 0 ? p_end : start; + GodotDisplayVK.show(text, p_type, start, end); +} + +function _godot_js_display_window_blur_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(87, 1, callback); + const func = GodotRuntime.get_func(callback); + GodotEventListeners.add(window, "blur", function() { + func(); + }, false); +} + +function _godot_js_display_window_icon_set(p_ptr, p_len) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(88, 1, p_ptr, p_len); + let link = document.getElementById("-gd-engine-icon"); + const old_icon = GodotDisplay.window_icon; + if (p_ptr) { + if (link === null) { + link = document.createElement("link"); + link.rel = "icon"; + link.id = "-gd-engine-icon"; + document.head.appendChild(link); + } + const png = new Blob([ GodotRuntime.heapSlice(GROWABLE_HEAP_U8(), p_ptr, p_len) ], { + type: "image/png" + }); + GodotDisplay.window_icon = URL.createObjectURL(png); + link.href = GodotDisplay.window_icon; + } else { + if (link) { + link.remove(); + } + GodotDisplay.window_icon = null; + } + if (old_icon) { + URL.revokeObjectURL(old_icon); + } +} + +function _godot_js_display_window_size_get(p_width, p_height) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(89, 1, p_width, p_height); + GodotRuntime.setHeapValue(p_width, GodotConfig.canvas.width, "i32"); + GodotRuntime.setHeapValue(p_height, GodotConfig.canvas.height, "i32"); +} + +function _godot_js_display_window_title_set(p_data) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(90, 1, p_data); + document.title = GodotRuntime.parseString(p_data); +} + +function _godot_js_eval(p_js, p_use_global_ctx, p_union_ptr, p_byte_arr, p_byte_arr_write, p_callback) { + const js_code = GodotRuntime.parseString(p_js); + let eval_ret = null; + try { + if (p_use_global_ctx) { + const global_eval = eval; + eval_ret = global_eval(js_code); + } else { + eval_ret = eval(js_code); + } + } catch (e) { + GodotRuntime.error(e); + } + switch (typeof eval_ret) { + case "boolean": + GodotRuntime.setHeapValue(p_union_ptr, eval_ret, "i32"); + return 1; + + case "number": + GodotRuntime.setHeapValue(p_union_ptr, eval_ret, "double"); + return 3; + + case "string": + GodotRuntime.setHeapValue(p_union_ptr, GodotRuntime.allocString(eval_ret), "*"); + return 4; + + case "object": + if (eval_ret === null) { + break; + } + if (ArrayBuffer.isView(eval_ret) && !(eval_ret instanceof Uint8Array)) { + eval_ret = new Uint8Array(eval_ret.buffer); + } else if (eval_ret instanceof ArrayBuffer) { + eval_ret = new Uint8Array(eval_ret); + } + if (eval_ret instanceof Uint8Array) { + const func = GodotRuntime.get_func(p_callback); + const bytes_ptr = func(p_byte_arr, p_byte_arr_write, eval_ret.length); + GROWABLE_HEAP_U8().set(eval_ret, bytes_ptr); + return 29; + } + break; + } + return 0; +} + +var IDHandler = { + _last_id: 0, + _references: {}, + get: function(p_id) { + return IDHandler._references[p_id]; + }, + add: function(p_data) { + const id = ++IDHandler._last_id; + IDHandler._references[id] = p_data; + return id; + }, + remove: function(p_id) { + delete IDHandler._references[p_id]; + } +}; + +var GodotFetch = { + onread: function(id, result) { + const obj = IDHandler.get(id); + if (!obj) { + return; + } + if (result.value) { + obj.chunks.push(result.value); + } + obj.reading = false; + obj.done = result.done; + }, + onresponse: function(id, response) { + const obj = IDHandler.get(id); + if (!obj) { + return; + } + let chunked = false; + response.headers.forEach(function(value, header) { + const v = value.toLowerCase().trim(); + const h = header.toLowerCase().trim(); + if (h === "transfer-encoding" && v === "chunked") { + chunked = true; + } + }); + obj.status = response.status; + obj.response = response; + obj.reader = response.body.getReader(); + obj.chunked = chunked; + }, + onerror: function(id, err) { + GodotRuntime.error(err); + const obj = IDHandler.get(id); + if (!obj) { + return; + } + obj.error = err; + }, + create: function(method, url, headers, body) { + const obj = { + request: null, + response: null, + reader: null, + error: null, + done: false, + reading: false, + status: 0, + chunks: [] + }; + const id = IDHandler.add(obj); + const init = { + method: method, + headers: headers, + body: body + }; + obj.request = fetch(url, init); + obj.request.then(GodotFetch.onresponse.bind(null, id)).catch(GodotFetch.onerror.bind(null, id)); + return id; + }, + free: function(id) { + const obj = IDHandler.get(id); + if (!obj) { + return; + } + IDHandler.remove(id); + if (!obj.request) { + return; + } + obj.request.then(function(response) { + response.abort(); + }).catch(function(e) {}); + }, + read: function(id) { + const obj = IDHandler.get(id); + if (!obj) { + return; + } + if (obj.reader && !obj.reading) { + if (obj.done) { + obj.reader = null; + return; + } + obj.reading = true; + obj.reader.read().then(GodotFetch.onread.bind(null, id)).catch(GodotFetch.onerror.bind(null, id)); + } + } +}; + +function _godot_js_fetch_create(p_method, p_url, p_headers, p_headers_size, p_body, p_body_size) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(91, 1, p_method, p_url, p_headers, p_headers_size, p_body, p_body_size); + const method = GodotRuntime.parseString(p_method); + const url = GodotRuntime.parseString(p_url); + const headers = GodotRuntime.parseStringArray(p_headers, p_headers_size); + const body = p_body_size ? GodotRuntime.heapSlice(GROWABLE_HEAP_I8(), p_body, p_body_size) : null; + return GodotFetch.create(method, url, headers.map(function(hv) { + const idx = hv.indexOf(":"); + if (idx <= 0) { + return []; + } + return [ hv.slice(0, idx).trim(), hv.slice(idx + 1).trim() ]; + }).filter(function(v) { + return v.length === 2; + }), body); +} + +function _godot_js_fetch_free(id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(92, 1, id); + GodotFetch.free(id); +} + +function _godot_js_fetch_http_status_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(93, 1, p_id); + const obj = IDHandler.get(p_id); + if (!obj || !obj.response) { + return 0; + } + return obj.status; +} + +function _godot_js_fetch_is_chunked(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(94, 1, p_id); + const obj = IDHandler.get(p_id); + if (!obj || !obj.response) { + return -1; + } + return obj.chunked ? 1 : 0; +} + +function _godot_js_fetch_read_chunk(p_id, p_buf, p_buf_size) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(95, 1, p_id, p_buf, p_buf_size); + const obj = IDHandler.get(p_id); + if (!obj || !obj.response) { + return 0; + } + let to_read = p_buf_size; + const chunks = obj.chunks; + while (to_read && chunks.length) { + const chunk = obj.chunks[0]; + if (chunk.length > to_read) { + GodotRuntime.heapCopy(GROWABLE_HEAP_I8(), chunk.slice(0, to_read), p_buf); + chunks[0] = chunk.slice(to_read); + to_read = 0; + } else { + GodotRuntime.heapCopy(GROWABLE_HEAP_I8(), chunk, p_buf); + to_read -= chunk.length; + chunks.pop(); + } + } + if (!chunks.length) { + GodotFetch.read(p_id); + } + return p_buf_size - to_read; +} + +function _godot_js_fetch_read_headers(p_id, p_parse_cb, p_ref) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(96, 1, p_id, p_parse_cb, p_ref); + const obj = IDHandler.get(p_id); + if (!obj || !obj.response) { + return 1; + } + const cb = GodotRuntime.get_func(p_parse_cb); + const arr = []; + obj.response.headers.forEach(function(v, h) { + arr.push(`${h}:${v}`); + }); + const c_ptr = GodotRuntime.allocStringArray(arr); + cb(arr.length, c_ptr, p_ref); + GodotRuntime.freeStringArray(c_ptr, arr.length); + return 0; +} + +function _godot_js_fetch_state_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(97, 1, p_id); + const obj = IDHandler.get(p_id); + if (!obj) { + return -1; + } + if (obj.error) { + return -1; + } + if (!obj.response) { + return 0; + } + if (obj.reader) { + return 1; + } + if (obj.done) { + return 2; + } + return -1; +} + +var GodotInputGamepads = { + samples: [], + get_pads: function() { + try { + const pads = navigator.getGamepads(); + if (pads) { + return pads; + } + return []; + } catch (e) { + return []; + } + }, + get_samples: function() { + return GodotInputGamepads.samples; + }, + get_sample: function(index) { + const samples = GodotInputGamepads.samples; + return index < samples.length ? samples[index] : null; + }, + sample: function() { + const pads = GodotInputGamepads.get_pads(); + const samples = []; + for (let i = 0; i < pads.length; i++) { + const pad = pads[i]; + if (!pad) { + samples.push(null); + continue; + } + const s = { + standard: pad.mapping === "standard", + buttons: [], + axes: [], + connected: pad.connected + }; + for (let b = 0; b < pad.buttons.length; b++) { + s.buttons.push(pad.buttons[b].value); + } + for (let a = 0; a < pad.axes.length; a++) { + s.axes.push(pad.axes[a]); + } + samples.push(s); + } + GodotInputGamepads.samples = samples; + }, + init: function(onchange) { + GodotInputGamepads.samples = []; + function add(pad) { + const guid = GodotInputGamepads.get_guid(pad); + const c_id = GodotRuntime.allocString(pad.id); + const c_guid = GodotRuntime.allocString(guid); + onchange(pad.index, 1, c_id, c_guid); + GodotRuntime.free(c_id); + GodotRuntime.free(c_guid); + } + const pads = GodotInputGamepads.get_pads(); + for (let i = 0; i < pads.length; i++) { + if (pads[i]) { + add(pads[i]); + } + } + GodotEventListeners.add(window, "gamepadconnected", function(evt) { + if (evt.gamepad) { + add(evt.gamepad); + } + }, false); + GodotEventListeners.add(window, "gamepaddisconnected", function(evt) { + if (evt.gamepad) { + onchange(evt.gamepad.index, 0); + } + }, false); + }, + get_guid: function(pad) { + if (pad.mapping) { + return pad.mapping; + } + const ua = navigator.userAgent; + let os = "Unknown"; + if (ua.indexOf("Android") >= 0) { + os = "Android"; + } else if (ua.indexOf("Linux") >= 0) { + os = "Linux"; + } else if (ua.indexOf("iPhone") >= 0) { + os = "iOS"; + } else if (ua.indexOf("Macintosh") >= 0) { + os = "MacOSX"; + } else if (ua.indexOf("Windows") >= 0) { + os = "Windows"; + } + const id = pad.id; + const exp1 = /vendor: ([0-9a-f]{4}) product: ([0-9a-f]{4})/i; + const exp2 = /^([0-9a-f]+)-([0-9a-f]+)-/i; + let vendor = ""; + let product = ""; + if (exp1.test(id)) { + const match = exp1.exec(id); + vendor = match[1].padStart(4, "0"); + product = match[2].padStart(4, "0"); + } else if (exp2.test(id)) { + const match = exp2.exec(id); + vendor = match[1].padStart(4, "0"); + product = match[2].padStart(4, "0"); + } + if (!vendor || !product) { + return `${os}Unknown`; + } + return os + vendor + product; + } +}; + +var GodotInputDragDrop = { + promises: [], + pending_files: [], + add_entry: function(entry) { + if (entry.isDirectory) { + GodotInputDragDrop.add_dir(entry); + } else if (entry.isFile) { + GodotInputDragDrop.add_file(entry); + } else { + GodotRuntime.error("Unrecognized entry...", entry); + } + }, + add_dir: function(entry) { + GodotInputDragDrop.promises.push(new Promise(function(resolve, reject) { + const reader = entry.createReader(); + reader.readEntries(function(entries) { + for (let i = 0; i < entries.length; i++) { + GodotInputDragDrop.add_entry(entries[i]); + } + resolve(); + }); + })); + }, + add_file: function(entry) { + GodotInputDragDrop.promises.push(new Promise(function(resolve, reject) { + entry.file(function(file) { + const reader = new FileReader(); + reader.onload = function() { + const f = { + "path": file.relativePath || file.webkitRelativePath, + "name": file.name, + "type": file.type, + "size": file.size, + "data": reader.result + }; + if (!f["path"]) { + f["path"] = f["name"]; + } + GodotInputDragDrop.pending_files.push(f); + resolve(); + }; + reader.onerror = function() { + GodotRuntime.print("Error reading file"); + reject(); + }; + reader.readAsArrayBuffer(file); + }, function(err) { + GodotRuntime.print("Error!"); + reject(); + }); + })); + }, + process: function(resolve, reject) { + if (GodotInputDragDrop.promises.length === 0) { + resolve(); + return; + } + GodotInputDragDrop.promises.pop().then(function() { + setTimeout(function() { + GodotInputDragDrop.process(resolve, reject); + }, 0); + }); + }, + _process_event: function(ev, callback) { + ev.preventDefault(); + if (ev.dataTransfer.items) { + for (let i = 0; i < ev.dataTransfer.items.length; i++) { + const item = ev.dataTransfer.items[i]; + let entry = null; + if ("getAsEntry" in item) { + entry = item.getAsEntry(); + } else if ("webkitGetAsEntry" in item) { + entry = item.webkitGetAsEntry(); + } + if (entry) { + GodotInputDragDrop.add_entry(entry); + } + } + } else { + GodotRuntime.error("File upload not supported"); + } + new Promise(GodotInputDragDrop.process).then(function() { + const DROP = `/tmp/drop-${parseInt(Math.random() * (1 << 30), 10)}/`; + const drops = []; + const files = []; + FS.mkdir(DROP.slice(0, -1)); + GodotInputDragDrop.pending_files.forEach(elem => { + const path = elem["path"]; + GodotFS.copy_to_fs(DROP + path, elem["data"]); + let idx = path.indexOf("/"); + if (idx === -1) { + drops.push(DROP + path); + } else { + const sub = path.substr(0, idx); + idx = sub.indexOf("/"); + if (idx < 0 && drops.indexOf(DROP + sub) === -1) { + drops.push(DROP + sub); + } + } + files.push(DROP + path); + }); + GodotInputDragDrop.promises = []; + GodotInputDragDrop.pending_files = []; + callback(drops); + if (GodotConfig.persistent_drops) { + GodotOS.atexit(function(resolve, reject) { + GodotInputDragDrop.remove_drop(files, DROP); + resolve(); + }); + } else { + GodotInputDragDrop.remove_drop(files, DROP); + } + }); + }, + remove_drop: function(files, drop_path) { + const dirs = [ drop_path.substr(0, drop_path.length - 1) ]; + files.forEach(function(file) { + FS.unlink(file); + let dir = file.replace(drop_path, ""); + let idx = dir.lastIndexOf("/"); + while (idx > 0) { + dir = dir.substr(0, idx); + if (dirs.indexOf(drop_path + dir) === -1) { + dirs.push(drop_path + dir); + } + idx = dir.lastIndexOf("/"); + } + }); + dirs.sort(function(a, b) { + const al = (a.match(/\//g) || []).length; + const bl = (b.match(/\//g) || []).length; + if (al > bl) { + return -1; + } else if (al < bl) { + return 1; + } + return 0; + }).forEach(function(dir) { + FS.rmdir(dir); + }); + }, + handler: function(callback) { + return function(ev) { + GodotInputDragDrop._process_event(ev, callback); + }; + } +}; + +var GodotInput = { + getModifiers: function(evt) { + return evt.shiftKey + 0 + (evt.altKey + 0 << 1) + (evt.ctrlKey + 0 << 2) + (evt.metaKey + 0 << 3); + }, + computePosition: function(evt, rect) { + const canvas = GodotConfig.canvas; + const rw = canvas.width / rect.width; + const rh = canvas.height / rect.height; + const x = (evt.clientX - rect.x) * rw; + const y = (evt.clientY - rect.y) * rh; + return [ x, y ]; + } +}; + +function _godot_js_input_drop_files_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(98, 1, callback); + const func = GodotRuntime.get_func(callback); + const dropFiles = function(files) { + const args = files || []; + if (!args.length) { + return; + } + const argc = args.length; + const argv = GodotRuntime.allocStringArray(args); + func(argv, argc); + GodotRuntime.freeStringArray(argv, argc); + }; + const canvas = GodotConfig.canvas; + GodotEventListeners.add(canvas, "dragover", function(ev) { + ev.preventDefault(); + }, false); + GodotEventListeners.add(canvas, "drop", GodotInputDragDrop.handler(dropFiles)); +} + +function _godot_js_input_gamepad_cb(change_cb) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(99, 1, change_cb); + const onchange = GodotRuntime.get_func(change_cb); + GodotInputGamepads.init(onchange); +} + +function _godot_js_input_gamepad_sample() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(100, 1); + GodotInputGamepads.sample(); + return 0; +} + +function _godot_js_input_gamepad_sample_count() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(101, 1); + return GodotInputGamepads.get_samples().length; +} + +function _godot_js_input_gamepad_sample_get(p_index, r_btns, r_btns_num, r_axes, r_axes_num, r_standard) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(102, 1, p_index, r_btns, r_btns_num, r_axes, r_axes_num, r_standard); + const sample = GodotInputGamepads.get_sample(p_index); + if (!sample || !sample.connected) { + return 1; + } + const btns = sample.buttons; + const btns_len = btns.length < 16 ? btns.length : 16; + for (let i = 0; i < btns_len; i++) { + GodotRuntime.setHeapValue(r_btns + (i << 2), btns[i], "float"); + } + GodotRuntime.setHeapValue(r_btns_num, btns_len, "i32"); + const axes = sample.axes; + const axes_len = axes.length < 10 ? axes.length : 10; + for (let i = 0; i < axes_len; i++) { + GodotRuntime.setHeapValue(r_axes + (i << 2), axes[i], "float"); + } + GodotRuntime.setHeapValue(r_axes_num, axes_len, "i32"); + const is_standard = sample.standard ? 1 : 0; + GodotRuntime.setHeapValue(r_standard, is_standard, "i32"); + return 0; +} + +function _godot_js_input_key_cb(callback, code, key) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(103, 1, callback, code, key); + const func = GodotRuntime.get_func(callback); + function key_cb(pressed, evt) { + const modifiers = GodotInput.getModifiers(evt); + GodotRuntime.stringToHeap(evt.code, code, 32); + GodotRuntime.stringToHeap(evt.key, key, 32); + func(pressed, evt.repeat, modifiers); + evt.preventDefault(); + } + GodotEventListeners.add(GodotConfig.canvas, "keydown", key_cb.bind(null, 1), false); + GodotEventListeners.add(GodotConfig.canvas, "keyup", key_cb.bind(null, 0), false); +} + +function _godot_js_input_mouse_button_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(104, 1, callback); + const func = GodotRuntime.get_func(callback); + const canvas = GodotConfig.canvas; + function button_cb(p_pressed, evt) { + const rect = canvas.getBoundingClientRect(); + const pos = GodotInput.computePosition(evt, rect); + const modifiers = GodotInput.getModifiers(evt); + if (p_pressed) { + GodotConfig.canvas.focus(); + } + if (func(p_pressed, evt.button, pos[0], pos[1], modifiers)) { + evt.preventDefault(); + } + } + GodotEventListeners.add(canvas, "mousedown", button_cb.bind(null, 1), false); + GodotEventListeners.add(window, "mouseup", button_cb.bind(null, 0), false); +} + +function _godot_js_input_mouse_move_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(105, 1, callback); + const func = GodotRuntime.get_func(callback); + const canvas = GodotConfig.canvas; + function move_cb(evt) { + const rect = canvas.getBoundingClientRect(); + const pos = GodotInput.computePosition(evt, rect); + const rw = canvas.width / rect.width; + const rh = canvas.height / rect.height; + const rel_pos_x = evt.movementX * rw; + const rel_pos_y = evt.movementY * rh; + const modifiers = GodotInput.getModifiers(evt); + func(pos[0], pos[1], rel_pos_x, rel_pos_y, modifiers); + } + GodotEventListeners.add(window, "mousemove", move_cb, false); +} + +function _godot_js_input_mouse_wheel_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(106, 1, callback); + const func = GodotRuntime.get_func(callback); + function wheel_cb(evt) { + if (func(evt["deltaX"] || 0, evt["deltaY"] || 0)) { + evt.preventDefault(); + } + } + GodotEventListeners.add(GodotConfig.canvas, "wheel", wheel_cb, false); +} + +function _godot_js_input_paste_cb(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(107, 1, callback); + const func = GodotRuntime.get_func(callback); + GodotEventListeners.add(window, "paste", function(evt) { + const text = evt.clipboardData.getData("text"); + const ptr = GodotRuntime.allocString(text); + func(ptr); + GodotRuntime.free(ptr); + }, false); +} + +function _godot_js_input_touch_cb(callback, ids, coords) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(108, 1, callback, ids, coords); + const func = GodotRuntime.get_func(callback); + const canvas = GodotConfig.canvas; + function touch_cb(type, evt) { + if (type === 0) { + GodotConfig.canvas.focus(); + } + const rect = canvas.getBoundingClientRect(); + const touches = evt.changedTouches; + for (let i = 0; i < touches.length; i++) { + const touch = touches[i]; + const pos = GodotInput.computePosition(touch, rect); + GodotRuntime.setHeapValue(coords + i * 2 * 8, pos[0], "double"); + GodotRuntime.setHeapValue(coords + (i * 2 + 1) * 8, pos[1], "double"); + GodotRuntime.setHeapValue(ids + i * 4, touch.identifier, "i32"); + } + func(type, touches.length); + if (evt.cancelable) { + evt.preventDefault(); + } + } + GodotEventListeners.add(canvas, "touchstart", touch_cb.bind(null, 0), false); + GodotEventListeners.add(canvas, "touchend", touch_cb.bind(null, 1), false); + GodotEventListeners.add(canvas, "touchcancel", touch_cb.bind(null, 1), false); + GodotEventListeners.add(canvas, "touchmove", touch_cb.bind(null, 2), false); +} + +function _godot_js_input_vibrate_handheld(p_duration_ms) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(109, 1, p_duration_ms); + if (typeof navigator.vibrate !== "function") { + GodotRuntime.print("This browser does not support vibration."); + } else { + navigator.vibrate(p_duration_ms); + } +} + +function _godot_js_os_download_buffer(p_ptr, p_size, p_name, p_mime) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(110, 1, p_ptr, p_size, p_name, p_mime); + const buf = GodotRuntime.heapSlice(GROWABLE_HEAP_I8(), p_ptr, p_size); + const name = GodotRuntime.parseString(p_name); + const mime = GodotRuntime.parseString(p_mime); + const blob = new Blob([ buf ], { + type: mime + }); + const url = window.URL.createObjectURL(blob); + const a = document.createElement("a"); + a.href = url; + a.download = name; + a.style.display = "none"; + document.body.appendChild(a); + a.click(); + a.remove(); + window.URL.revokeObjectURL(url); +} + +function _godot_js_os_execute(p_json) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(111, 1, p_json); + const json_args = GodotRuntime.parseString(p_json); + const args = JSON.parse(json_args); + if (GodotConfig.on_execute) { + GodotConfig.on_execute(args); + return 0; + } + return 1; +} + +function _godot_js_os_finish_async(p_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(112, 1, p_callback); + const func = GodotRuntime.get_func(p_callback); + GodotOS.finish_async(func); +} + +function _godot_js_os_fs_is_persistent() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(113, 1); + return GodotFS.is_persistent(); +} + +function _godot_js_os_fs_sync(callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(114, 1, callback); + const func = GodotRuntime.get_func(callback); + GodotOS._fs_sync_promise = GodotFS.sync(); + GodotOS._fs_sync_promise.then(function(err) { + func(); + }); +} + +function _godot_js_os_has_feature(p_ftr) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(115, 1, p_ftr); + const ftr = GodotRuntime.parseString(p_ftr); + const ua = navigator.userAgent; + if (ftr === "web_macos") { + return ua.indexOf("Mac") !== -1 ? 1 : 0; + } + if (ftr === "web_windows") { + return ua.indexOf("Windows") !== -1 ? 1 : 0; + } + if (ftr === "web_android") { + return ua.indexOf("Android") !== -1 ? 1 : 0; + } + if (ftr === "web_ios") { + return ua.indexOf("iPhone") !== -1 || ua.indexOf("iPad") !== -1 || ua.indexOf("iPod") !== -1 ? 1 : 0; + } + if (ftr === "web_linuxbsd") { + return ua.indexOf("CrOS") !== -1 || ua.indexOf("BSD") !== -1 || ua.indexOf("Linux") !== -1 || ua.indexOf("X11") !== -1 ? 1 : 0; + } + return 0; +} + +function _godot_js_os_hw_concurrency_get() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(116, 1); + const concurrency = navigator.hardwareConcurrency || 1; + return concurrency < 2 ? concurrency : 2; +} + +function _godot_js_os_request_quit_cb(p_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(117, 1, p_callback); + GodotOS.request_quit = GodotRuntime.get_func(p_callback); +} + +function _godot_js_os_shell_open(p_uri) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(118, 1, p_uri); + window.open(GodotRuntime.parseString(p_uri), "_blank"); +} + +var GodotPWA = { + hasUpdate: false, + updateState: function(cb, reg) { + if (!reg) { + return; + } + if (!reg.active) { + return; + } + if (reg.waiting) { + GodotPWA.hasUpdate = true; + cb(); + } + GodotEventListeners.add(reg, "updatefound", function() { + const installing = reg.installing; + GodotEventListeners.add(installing, "statechange", function() { + if (installing.state === "installed") { + GodotPWA.hasUpdate = true; + cb(); + } + }); + }); + } +}; + +function _godot_js_pwa_cb(p_update_cb) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(119, 1, p_update_cb); + if ("serviceWorker" in navigator) { + const cb = GodotRuntime.get_func(p_update_cb); + navigator.serviceWorker.getRegistration().then(GodotPWA.updateState.bind(null, cb)); + } +} + +function _godot_js_pwa_update() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(120, 1); + if ("serviceWorker" in navigator && GodotPWA.hasUpdate) { + navigator.serviceWorker.getRegistration().then(function(reg) { + if (!reg || !reg.waiting) { + return; + } + reg.waiting.postMessage("update"); + }); + return 0; + } + return 1; +} + +var GodotRTCDataChannel = { + connect: function(p_id, p_on_open, p_on_message, p_on_error, p_on_close) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + ref.binaryType = "arraybuffer"; + ref.onopen = function(event) { + p_on_open(); + }; + ref.onclose = function(event) { + p_on_close(); + }; + ref.onerror = function(event) { + p_on_error(); + }; + ref.onmessage = function(event) { + let buffer; + let is_string = 0; + if (event.data instanceof ArrayBuffer) { + buffer = new Uint8Array(event.data); + } else if (event.data instanceof Blob) { + GodotRuntime.error("Blob type not supported"); + return; + } else if (typeof event.data === "string") { + is_string = 1; + const enc = new TextEncoder("utf-8"); + buffer = new Uint8Array(enc.encode(event.data)); + } else { + GodotRuntime.error("Unknown message type"); + return; + } + const len = buffer.length * buffer.BYTES_PER_ELEMENT; + const out = GodotRuntime.malloc(len); + GROWABLE_HEAP_U8().set(buffer, out); + p_on_message(out, len, is_string); + GodotRuntime.free(out); + }; + }, + close: function(p_id) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + ref.onopen = null; + ref.onmessage = null; + ref.onerror = null; + ref.onclose = null; + ref.close(); + }, + get_prop: function(p_id, p_prop, p_def) { + const ref = IDHandler.get(p_id); + return ref && ref[p_prop] !== undefined ? ref[p_prop] : p_def; + } +}; + +function _godot_js_rtc_datachannel_close(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(121, 1, p_id); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + GodotRTCDataChannel.close(p_id); +} + +function _godot_js_rtc_datachannel_connect(p_id, p_ref, p_on_open, p_on_message, p_on_error, p_on_close) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(122, 1, p_id, p_ref, p_on_open, p_on_message, p_on_error, p_on_close); + const onopen = GodotRuntime.get_func(p_on_open).bind(null, p_ref); + const onmessage = GodotRuntime.get_func(p_on_message).bind(null, p_ref); + const onerror = GodotRuntime.get_func(p_on_error).bind(null, p_ref); + const onclose = GodotRuntime.get_func(p_on_close).bind(null, p_ref); + GodotRTCDataChannel.connect(p_id, onopen, onmessage, onerror, onclose); +} + +function _godot_js_rtc_datachannel_destroy(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(123, 1, p_id); + GodotRTCDataChannel.close(p_id); + IDHandler.remove(p_id); +} + +function _godot_js_rtc_datachannel_get_buffered_amount(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(124, 1, p_id); + return GodotRTCDataChannel.get_prop(p_id, "bufferedAmount", 0); +} + +function _godot_js_rtc_datachannel_id_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(125, 1, p_id); + return GodotRTCDataChannel.get_prop(p_id, "id", 65535); +} + +function _godot_js_rtc_datachannel_is_negotiated(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(126, 1, p_id); + return GodotRTCDataChannel.get_prop(p_id, "negotiated", 65535); +} + +function _godot_js_rtc_datachannel_is_ordered(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(127, 1, p_id); + return GodotRTCDataChannel.get_prop(p_id, "ordered", true); +} + +function _godot_js_rtc_datachannel_label_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(128, 1, p_id); + const ref = IDHandler.get(p_id); + if (!ref || !ref.label) { + return 0; + } + return GodotRuntime.allocString(ref.label); +} + +function _godot_js_rtc_datachannel_max_packet_lifetime_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(129, 1, p_id); + const ref = IDHandler.get(p_id); + if (!ref) { + return 65535; + } + if (ref["maxPacketLifeTime"] !== undefined) { + return ref["maxPacketLifeTime"]; + } else if (ref["maxRetransmitTime"] !== undefined) { + return ref["maxRetransmitTime"]; + } + return 65535; +} + +function _godot_js_rtc_datachannel_max_retransmits_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(130, 1, p_id); + return GodotRTCDataChannel.get_prop(p_id, "maxRetransmits", 65535); +} + +function _godot_js_rtc_datachannel_protocol_get(p_id) { + const ref = IDHandler.get(p_id); + if (!ref || !ref.protocol) { + return 0; + } + return GodotRuntime.allocString(ref.protocol); +} + +function _godot_js_rtc_datachannel_ready_state_get(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(131, 1, p_id); + const ref = IDHandler.get(p_id); + if (!ref) { + return 3; + } + switch (ref.readyState) { + case "connecting": + return 0; + + case "open": + return 1; + + case "closing": + return 2; + + case "closed": + default: + return 3; + } +} + +function _godot_js_rtc_datachannel_send(p_id, p_buffer, p_length, p_raw) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(132, 1, p_id, p_buffer, p_length, p_raw); + const ref = IDHandler.get(p_id); + if (!ref) { + return 1; + } + const bytes_array = new Uint8Array(p_length); + for (let i = 0; i < p_length; i++) { + bytes_array[i] = GodotRuntime.getHeapValue(p_buffer + i, "i8"); + } + if (p_raw) { + ref.send(bytes_array.buffer); + } else { + const string = new TextDecoder("utf-8").decode(bytes_array); + ref.send(string); + } + return 0; +} + +var GodotRTCPeerConnection = { + ConnectionState: { + new: 0, + connecting: 1, + connected: 2, + disconnected: 3, + failed: 4, + closed: 5 + }, + ConnectionStateCompat: { + new: 0, + checking: 1, + connected: 2, + completed: 2, + disconnected: 3, + failed: 4, + closed: 5 + }, + IceGatheringState: { + new: 0, + gathering: 1, + complete: 2 + }, + SignalingState: { + stable: 0, + "have-local-offer": 1, + "have-remote-offer": 2, + "have-local-pranswer": 3, + "have-remote-pranswer": 4, + closed: 5 + }, + create: function(config, onConnectionChange, onSignalingChange, onIceGatheringChange, onIceCandidate, onDataChannel) { + let conn = null; + try { + conn = new RTCPeerConnection(config); + } catch (e) { + GodotRuntime.error(e); + return 0; + } + const id = IDHandler.add(conn); + if ("connectionState" in conn && conn["connectionState"] !== undefined) { + conn.onconnectionstatechange = function(event) { + if (!IDHandler.get(id)) { + return; + } + onConnectionChange(GodotRTCPeerConnection.ConnectionState[conn.connectionState] || 0); + }; + } else { + conn.oniceconnectionstatechange = function(event) { + if (!IDHandler.get(id)) { + return; + } + onConnectionChange(GodotRTCPeerConnection.ConnectionStateCompat[conn.iceConnectionState] || 0); + }; + } + conn.onicegatheringstatechange = function(event) { + if (!IDHandler.get(id)) { + return; + } + onIceGatheringChange(GodotRTCPeerConnection.IceGatheringState[conn.iceGatheringState] || 0); + }; + conn.onsignalingstatechange = function(event) { + if (!IDHandler.get(id)) { + return; + } + onSignalingChange(GodotRTCPeerConnection.SignalingState[conn.signalingState] || 0); + }; + conn.onicecandidate = function(event) { + if (!IDHandler.get(id)) { + return; + } + const c = event.candidate; + if (!c || !c.candidate) { + return; + } + const candidate_str = GodotRuntime.allocString(c.candidate); + const mid_str = GodotRuntime.allocString(c.sdpMid); + onIceCandidate(mid_str, c.sdpMLineIndex, candidate_str); + GodotRuntime.free(candidate_str); + GodotRuntime.free(mid_str); + }; + conn.ondatachannel = function(event) { + if (!IDHandler.get(id)) { + return; + } + const cid = IDHandler.add(event.channel); + onDataChannel(cid); + }; + return id; + }, + destroy: function(p_id) { + const conn = IDHandler.get(p_id); + if (!conn) { + return; + } + conn.onconnectionstatechange = null; + conn.oniceconnectionstatechange = null; + conn.onicegatheringstatechange = null; + conn.onsignalingstatechange = null; + conn.onicecandidate = null; + conn.ondatachannel = null; + IDHandler.remove(p_id); + }, + onsession: function(p_id, callback, session) { + if (!IDHandler.get(p_id)) { + return; + } + const type_str = GodotRuntime.allocString(session.type); + const sdp_str = GodotRuntime.allocString(session.sdp); + callback(type_str, sdp_str); + GodotRuntime.free(type_str); + GodotRuntime.free(sdp_str); + }, + onerror: function(p_id, callback, error) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + GodotRuntime.error(error); + callback(); + } +}; + +function _godot_js_rtc_pc_close(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(133, 1, p_id); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + ref.close(); +} + +function _godot_js_rtc_pc_create(p_config, p_ref, p_on_connection_state_change, p_on_ice_gathering_state_change, p_on_signaling_state_change, p_on_ice_candidate, p_on_datachannel) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(134, 1, p_config, p_ref, p_on_connection_state_change, p_on_ice_gathering_state_change, p_on_signaling_state_change, p_on_ice_candidate, p_on_datachannel); + const wrap = function(p_func) { + return GodotRuntime.get_func(p_func).bind(null, p_ref); + }; + return GodotRTCPeerConnection.create(JSON.parse(GodotRuntime.parseString(p_config)), wrap(p_on_connection_state_change), wrap(p_on_signaling_state_change), wrap(p_on_ice_gathering_state_change), wrap(p_on_ice_candidate), wrap(p_on_datachannel)); +} + +function _godot_js_rtc_pc_datachannel_create(p_id, p_label, p_config) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(135, 1, p_id, p_label, p_config); + try { + const ref = IDHandler.get(p_id); + if (!ref) { + return 0; + } + const label = GodotRuntime.parseString(p_label); + const config = JSON.parse(GodotRuntime.parseString(p_config)); + const channel = ref.createDataChannel(label, config); + return IDHandler.add(channel); + } catch (e) { + GodotRuntime.error(e); + return 0; + } +} + +function _godot_js_rtc_pc_destroy(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(136, 1, p_id); + GodotRTCPeerConnection.destroy(p_id); +} + +function _godot_js_rtc_pc_ice_candidate_add(p_id, p_mid_name, p_mline_idx, p_sdp) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(137, 1, p_id, p_mid_name, p_mline_idx, p_sdp); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const sdpMidName = GodotRuntime.parseString(p_mid_name); + const sdpName = GodotRuntime.parseString(p_sdp); + ref.addIceCandidate(new RTCIceCandidate({ + "candidate": sdpName, + "sdpMid": sdpMidName, + "sdpMlineIndex": p_mline_idx + })); +} + +function _godot_js_rtc_pc_local_description_set(p_id, p_type, p_sdp, p_obj, p_on_error) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(138, 1, p_id, p_type, p_sdp, p_obj, p_on_error); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const type = GodotRuntime.parseString(p_type); + const sdp = GodotRuntime.parseString(p_sdp); + const onerror = GodotRuntime.get_func(p_on_error).bind(null, p_obj); + ref.setLocalDescription({ + "sdp": sdp, + "type": type + }).catch(function(error) { + GodotRTCPeerConnection.onerror(p_id, onerror, error); + }); +} + +function _godot_js_rtc_pc_offer_create(p_id, p_obj, p_on_session, p_on_error) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(139, 1, p_id, p_obj, p_on_session, p_on_error); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const onsession = GodotRuntime.get_func(p_on_session).bind(null, p_obj); + const onerror = GodotRuntime.get_func(p_on_error).bind(null, p_obj); + ref.createOffer().then(function(session) { + GodotRTCPeerConnection.onsession(p_id, onsession, session); + }).catch(function(error) { + GodotRTCPeerConnection.onerror(p_id, onerror, error); + }); +} + +function _godot_js_rtc_pc_remote_description_set(p_id, p_type, p_sdp, p_obj, p_session_created, p_on_error) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(140, 1, p_id, p_type, p_sdp, p_obj, p_session_created, p_on_error); + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const type = GodotRuntime.parseString(p_type); + const sdp = GodotRuntime.parseString(p_sdp); + const onerror = GodotRuntime.get_func(p_on_error).bind(null, p_obj); + const onsession = GodotRuntime.get_func(p_session_created).bind(null, p_obj); + ref.setRemoteDescription({ + "sdp": sdp, + "type": type + }).then(function() { + if (type !== "offer") { + return Promise.resolve(); + } + return ref.createAnswer().then(function(session) { + GodotRTCPeerConnection.onsession(p_id, onsession, session); + }); + }).catch(function(error) { + GodotRTCPeerConnection.onerror(p_id, onerror, error); + }); +} + +function _godot_js_tts_get_voices(p_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(141, 1, p_callback); + const func = GodotRuntime.get_func(p_callback); + try { + const arr = []; + const voices = window.speechSynthesis.getVoices(); + for (let i = 0; i < voices.length; i++) { + arr.push(`${voices[i].lang};${voices[i].name}`); + } + const c_ptr = GodotRuntime.allocStringArray(arr); + func(arr.length, c_ptr); + GodotRuntime.freeStringArray(c_ptr, arr.length); + } catch (e) {} +} + +function _godot_js_tts_is_paused() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(142, 1); + return window.speechSynthesis.paused; +} + +function _godot_js_tts_is_speaking() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(143, 1); + return window.speechSynthesis.speaking; +} + +function _godot_js_tts_pause() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(144, 1); + window.speechSynthesis.pause(); +} + +function _godot_js_tts_resume() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(145, 1); + window.speechSynthesis.resume(); +} + +function _godot_js_tts_speak(p_text, p_voice, p_volume, p_pitch, p_rate, p_utterance_id, p_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(146, 1, p_text, p_voice, p_volume, p_pitch, p_rate, p_utterance_id, p_callback); + const func = GodotRuntime.get_func(p_callback); + function listener_end(evt) { + evt.currentTarget.cb(1, evt.currentTarget.id, 0); + } + function listener_start(evt) { + evt.currentTarget.cb(0, evt.currentTarget.id, 0); + } + function listener_error(evt) { + evt.currentTarget.cb(2, evt.currentTarget.id, 0); + } + function listener_bound(evt) { + evt.currentTarget.cb(3, evt.currentTarget.id, evt.charIndex); + } + const utterance = new SpeechSynthesisUtterance(GodotRuntime.parseString(p_text)); + utterance.rate = p_rate; + utterance.pitch = p_pitch; + utterance.volume = p_volume / 100; + utterance.addEventListener("end", listener_end); + utterance.addEventListener("start", listener_start); + utterance.addEventListener("error", listener_error); + utterance.addEventListener("boundary", listener_bound); + utterance.id = p_utterance_id; + utterance.cb = func; + const voice = GodotRuntime.parseString(p_voice); + const voices = window.speechSynthesis.getVoices(); + for (let i = 0; i < voices.length; i++) { + if (voices[i].name === voice) { + utterance.voice = voices[i]; + break; + } + } + window.speechSynthesis.resume(); + window.speechSynthesis.speak(utterance); +} + +function _godot_js_tts_stop() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(147, 1); + window.speechSynthesis.cancel(); + window.speechSynthesis.resume(); +} + +var GodotWebSocket = { + _onopen: function(p_id, callback, event) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const c_str = GodotRuntime.allocString(ref.protocol); + callback(c_str); + GodotRuntime.free(c_str); + }, + _onmessage: function(p_id, callback, event) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + let buffer; + let is_string = 0; + if (event.data instanceof ArrayBuffer) { + buffer = new Uint8Array(event.data); + } else if (event.data instanceof Blob) { + GodotRuntime.error("Blob type not supported"); + return; + } else if (typeof event.data === "string") { + is_string = 1; + const enc = new TextEncoder("utf-8"); + buffer = new Uint8Array(enc.encode(event.data)); + } else { + GodotRuntime.error("Unknown message type"); + return; + } + const len = buffer.length * buffer.BYTES_PER_ELEMENT; + const out = GodotRuntime.malloc(len); + GROWABLE_HEAP_U8().set(buffer, out); + callback(out, len, is_string); + GodotRuntime.free(out); + }, + _onerror: function(p_id, callback, event) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + callback(); + }, + _onclose: function(p_id, callback, event) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + const c_str = GodotRuntime.allocString(event.reason); + callback(event.code, c_str, event.wasClean ? 1 : 0); + GodotRuntime.free(c_str); + }, + send: function(p_id, p_data) { + const ref = IDHandler.get(p_id); + if (!ref || ref.readyState !== ref.OPEN) { + return 1; + } + ref.send(p_data); + return 0; + }, + bufferedAmount: function(p_id) { + const ref = IDHandler.get(p_id); + if (!ref) { + return 0; + } + return ref.bufferedAmount; + }, + create: function(socket, p_on_open, p_on_message, p_on_error, p_on_close) { + const id = IDHandler.add(socket); + socket.onopen = GodotWebSocket._onopen.bind(null, id, p_on_open); + socket.onmessage = GodotWebSocket._onmessage.bind(null, id, p_on_message); + socket.onerror = GodotWebSocket._onerror.bind(null, id, p_on_error); + socket.onclose = GodotWebSocket._onclose.bind(null, id, p_on_close); + return id; + }, + close: function(p_id, p_code, p_reason) { + const ref = IDHandler.get(p_id); + if (ref && ref.readyState < ref.CLOSING) { + const code = p_code; + const reason = p_reason; + ref.close(code, reason); + } + }, + destroy: function(p_id) { + const ref = IDHandler.get(p_id); + if (!ref) { + return; + } + GodotWebSocket.close(p_id, 3001, "destroyed"); + IDHandler.remove(p_id); + ref.onopen = null; + ref.onmessage = null; + ref.onerror = null; + ref.onclose = null; + } +}; + +function _godot_js_websocket_buffered_amount(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(148, 1, p_id); + return GodotWebSocket.bufferedAmount(p_id); +} + +function _godot_js_websocket_close(p_id, p_code, p_reason) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(149, 1, p_id, p_code, p_reason); + const code = p_code; + const reason = GodotRuntime.parseString(p_reason); + GodotWebSocket.close(p_id, code, reason); +} + +function _godot_js_websocket_create(p_ref, p_url, p_proto, p_on_open, p_on_message, p_on_error, p_on_close) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(150, 1, p_ref, p_url, p_proto, p_on_open, p_on_message, p_on_error, p_on_close); + const on_open = GodotRuntime.get_func(p_on_open).bind(null, p_ref); + const on_message = GodotRuntime.get_func(p_on_message).bind(null, p_ref); + const on_error = GodotRuntime.get_func(p_on_error).bind(null, p_ref); + const on_close = GodotRuntime.get_func(p_on_close).bind(null, p_ref); + const url = GodotRuntime.parseString(p_url); + const protos = GodotRuntime.parseString(p_proto); + let socket = null; + try { + if (protos) { + socket = new WebSocket(url, protos.split(",")); + } else { + socket = new WebSocket(url); + } + } catch (e) { + return 0; + } + socket.binaryType = "arraybuffer"; + return GodotWebSocket.create(socket, on_open, on_message, on_error, on_close); +} + +function _godot_js_websocket_destroy(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(151, 1, p_id); + GodotWebSocket.destroy(p_id); +} + +function _godot_js_websocket_send(p_id, p_buf, p_buf_len, p_raw) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(152, 1, p_id, p_buf, p_buf_len, p_raw); + const bytes_array = new Uint8Array(p_buf_len); + let i = 0; + for (i = 0; i < p_buf_len; i++) { + bytes_array[i] = GodotRuntime.getHeapValue(p_buf + i, "i8"); + } + let out = bytes_array.buffer; + if (!p_raw) { + out = new TextDecoder("utf-8").decode(bytes_array); + } + return GodotWebSocket.send(p_id, out); +} + +var GodotJSWrapper = { + proxies: null, + cb_ret: null, + MyProxy: function(val) { + const id = IDHandler.add(this); + GodotJSWrapper.proxies.set(val, id); + let refs = 1; + this.ref = function() { + refs++; + }; + this.unref = function() { + refs--; + if (refs === 0) { + IDHandler.remove(id); + GodotJSWrapper.proxies.delete(val); + } + }; + this.get_val = function() { + return val; + }; + this.get_id = function() { + return id; + }; + }, + get_proxied: function(val) { + const id = GodotJSWrapper.proxies.get(val); + if (id === undefined) { + const proxy = new GodotJSWrapper.MyProxy(val); + return proxy.get_id(); + } + IDHandler.get(id).ref(); + return id; + }, + get_proxied_value: function(id) { + const proxy = IDHandler.get(id); + if (proxy === undefined) { + return undefined; + } + return proxy.get_val(); + }, + variant2js: function(type, val) { + switch (type) { + case 0: + return null; + + case 1: + return !!GodotRuntime.getHeapValue(val, "i64"); + + case 2: + return GodotRuntime.getHeapValue(val, "i64"); + + case 3: + return GodotRuntime.getHeapValue(val, "double"); + + case 4: + return GodotRuntime.parseString(GodotRuntime.getHeapValue(val, "*")); + + case 24: + return GodotJSWrapper.get_proxied_value(GodotRuntime.getHeapValue(val, "i64")); + + default: + return undefined; + } + }, + js2variant: function(p_val, p_exchange) { + if (p_val === undefined || p_val === null) { + return 0; + } + const type = typeof p_val; + if (type === "boolean") { + GodotRuntime.setHeapValue(p_exchange, p_val, "i64"); + return 1; + } else if (type === "number") { + if (Number.isInteger(p_val)) { + GodotRuntime.setHeapValue(p_exchange, p_val, "i64"); + return 2; + } + GodotRuntime.setHeapValue(p_exchange, p_val, "double"); + return 3; + } else if (type === "string") { + const c_str = GodotRuntime.allocString(p_val); + GodotRuntime.setHeapValue(p_exchange, c_str, "*"); + return 4; + } + const id = GodotJSWrapper.get_proxied(p_val); + GodotRuntime.setHeapValue(p_exchange, id, "i64"); + return 24; + } +}; + +function _godot_js_wrapper_create_cb(p_ref, p_func) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(153, 1, p_ref, p_func); + const func = GodotRuntime.get_func(p_func); + let id = 0; + const cb = function() { + if (!GodotJSWrapper.get_proxied_value(id)) { + return undefined; + } + GodotJSWrapper.cb_ret = null; + const args = Array.from(arguments); + const argsProxy = new GodotJSWrapper.MyProxy(args); + func(p_ref, argsProxy.get_id(), args.length); + argsProxy.unref(); + const ret = GodotJSWrapper.cb_ret; + GodotJSWrapper.cb_ret = null; + return ret; + }; + id = GodotJSWrapper.get_proxied(cb); + return id; +} + +function _godot_js_wrapper_create_object(p_object, p_args, p_argc, p_convert_callback, p_exchange, p_lock, p_free_lock_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(154, 1, p_object, p_args, p_argc, p_convert_callback, p_exchange, p_lock, p_free_lock_callback); + const name = GodotRuntime.parseString(p_object); + if (typeof window[name] === "undefined") { + return -1; + } + const convert = GodotRuntime.get_func(p_convert_callback); + const freeLock = GodotRuntime.get_func(p_free_lock_callback); + const args = new Array(p_argc); + for (let i = 0; i < p_argc; i++) { + const type = convert(p_args, i, p_exchange, p_lock); + const lock = GodotRuntime.getHeapValue(p_lock, "*"); + args[i] = GodotJSWrapper.variant2js(type, p_exchange); + if (lock) { + freeLock(p_lock, type); + } + } + try { + const res = new window[name](...args); + return GodotJSWrapper.js2variant(res, p_exchange); + } catch (e) { + GodotRuntime.error(`Error calling constructor ${name} with args:`, args, "error:", e); + return -1; + } +} + +function _godot_js_wrapper_interface_get(p_name) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(155, 1, p_name); + const name = GodotRuntime.parseString(p_name); + if (typeof window[name] !== "undefined") { + return GodotJSWrapper.get_proxied(window[name]); + } + return 0; +} + +function _godot_js_wrapper_object_call(p_id, p_method, p_args, p_argc, p_convert_callback, p_exchange, p_lock, p_free_lock_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(156, 1, p_id, p_method, p_args, p_argc, p_convert_callback, p_exchange, p_lock, p_free_lock_callback); + const obj = GodotJSWrapper.get_proxied_value(p_id); + if (obj === undefined) { + return -1; + } + const method = GodotRuntime.parseString(p_method); + const convert = GodotRuntime.get_func(p_convert_callback); + const freeLock = GodotRuntime.get_func(p_free_lock_callback); + const args = new Array(p_argc); + for (let i = 0; i < p_argc; i++) { + const type = convert(p_args, i, p_exchange, p_lock); + const lock = GodotRuntime.getHeapValue(p_lock, "*"); + args[i] = GodotJSWrapper.variant2js(type, p_exchange); + if (lock) { + freeLock(p_lock, type); + } + } + try { + const res = obj[method](...args); + return GodotJSWrapper.js2variant(res, p_exchange); + } catch (e) { + GodotRuntime.error(`Error calling method ${method} on:`, obj, "error:", e); + return -1; + } +} + +function _godot_js_wrapper_object_get(p_id, p_exchange, p_prop) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(157, 1, p_id, p_exchange, p_prop); + const obj = GodotJSWrapper.get_proxied_value(p_id); + if (obj === undefined) { + return 0; + } + if (p_prop) { + const prop = GodotRuntime.parseString(p_prop); + try { + return GodotJSWrapper.js2variant(obj[prop], p_exchange); + } catch (e) { + GodotRuntime.error(`Error getting variable ${prop} on object`, obj); + return 0; + } + } + return GodotJSWrapper.js2variant(obj, p_exchange); +} + +function _godot_js_wrapper_object_getvar(p_id, p_type, p_exchange) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(158, 1, p_id, p_type, p_exchange); + const obj = GodotJSWrapper.get_proxied_value(p_id); + if (obj === undefined) { + return -1; + } + const prop = GodotJSWrapper.variant2js(p_type, p_exchange); + if (prop === undefined || prop === null) { + return -1; + } + try { + return GodotJSWrapper.js2variant(obj[prop], p_exchange); + } catch (e) { + GodotRuntime.error(`Error getting variable ${prop} on object`, obj, e); + return -1; + } +} + +function _godot_js_wrapper_object_set(p_id, p_name, p_type, p_exchange) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(159, 1, p_id, p_name, p_type, p_exchange); + const obj = GodotJSWrapper.get_proxied_value(p_id); + if (obj === undefined) { + return; + } + const name = GodotRuntime.parseString(p_name); + try { + obj[name] = GodotJSWrapper.variant2js(p_type, p_exchange); + } catch (e) { + GodotRuntime.error(`Error setting variable ${name} on object`, obj); + } +} + +function _godot_js_wrapper_object_set_cb_ret(p_val_type, p_val_ex) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(160, 1, p_val_type, p_val_ex); + GodotJSWrapper.cb_ret = GodotJSWrapper.variant2js(p_val_type, p_val_ex); +} + +function _godot_js_wrapper_object_setvar(p_id, p_key_type, p_key_ex, p_val_type, p_val_ex) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(161, 1, p_id, p_key_type, p_key_ex, p_val_type, p_val_ex); + const obj = GodotJSWrapper.get_proxied_value(p_id); + if (obj === undefined) { + return -1; + } + const key = GodotJSWrapper.variant2js(p_key_type, p_key_ex); + try { + obj[key] = GodotJSWrapper.variant2js(p_val_type, p_val_ex); + return 0; + } catch (e) { + GodotRuntime.error(`Error setting variable ${key} on object`, obj); + return -1; + } +} + +function _godot_js_wrapper_object_unref(p_id) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(162, 1, p_id); + const proxy = IDHandler.get(p_id); + if (proxy !== undefined) { + proxy.unref(); + } +} + +var GodotWebGL2 = {}; + +function _godot_webgl2_glFramebufferTextureMultiviewOVR(target, attachment, texture, level, base_view_index, num_views) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(163, 1, target, attachment, texture, level, base_view_index, num_views); + const context = GL.currentContext; + if (typeof context.multiviewExt === "undefined") { + const ext = context.GLctx.getExtension("OVR_multiview2"); + if (!ext) { + GodotRuntime.error("Trying to call glFramebufferTextureMultiviewOVR() without the OVR_multiview2 extension"); + return; + } + context.multiviewExt = ext; + } + const ext = context.multiviewExt; + ext.framebufferTextureMultiviewOVR(target, attachment, GL.textures[texture], level, base_view_index, num_views); +} + +function _godot_webgl2_glGetBufferSubData(target, offset, size, data) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(164, 1, target, offset, size, data); + const gl_context_handle = _emscripten_webgl_get_current_context(); + const gl = GL.getContext(gl_context_handle); + if (gl) { + gl.GLctx["getBufferSubData"](target, offset, GROWABLE_HEAP_U8(), data, size); + } +} + +var GodotWebXR = { + gl: null, + session: null, + gl_binding: null, + layer: null, + space: null, + frame: null, + pose: null, + view_count: 1, + input_sources: [ , , , , , , , , , , , , , , , ], + touches: [ , , , , ], + onsimpleevent: null, + orig_requestAnimationFrame: null, + requestAnimationFrame: callback => { + if (GodotWebXR.session && GodotWebXR.space) { + const onFrame = function(time, frame) { + GodotWebXR.frame = frame; + GodotWebXR.pose = frame.getViewerPose(GodotWebXR.space); + callback(time); + GodotWebXR.frame = null; + GodotWebXR.pose = null; + }; + GodotWebXR.session.requestAnimationFrame(onFrame); + } else { + GodotWebXR.orig_requestAnimationFrame(callback); + } + }, + monkeyPatchRequestAnimationFrame: enable => { + if (GodotWebXR.orig_requestAnimationFrame === null) { + GodotWebXR.orig_requestAnimationFrame = Browser.requestAnimationFrame; + } + Browser.requestAnimationFrame = enable ? GodotWebXR.requestAnimationFrame : GodotWebXR.orig_requestAnimationFrame; + }, + pauseResumeMainLoop: () => { + Browser.mainLoop.pause(); + runtimeKeepalivePush(); + window.setTimeout(function() { + runtimeKeepalivePop(); + Browser.mainLoop.resume(); + }, 0); + }, + getLayer: () => { + const new_view_count = GodotWebXR.pose ? GodotWebXR.pose.views.length : 1; + let layer = GodotWebXR.layer; + if (layer && GodotWebXR.view_count === new_view_count) { + return layer; + } + if (!GodotWebXR.session || !GodotWebXR.gl_binding) { + return null; + } + const gl = GodotWebXR.gl; + layer = GodotWebXR.gl_binding.createProjectionLayer({ + textureType: new_view_count > 1 ? "texture-array" : "texture", + colorFormat: gl.RGBA8, + depthFormat: gl.DEPTH_COMPONENT24 + }); + GodotWebXR.session.updateRenderState({ + layers: [ layer ] + }); + GodotWebXR.layer = layer; + GodotWebXR.view_count = new_view_count; + return layer; + }, + getSubImage: () => { + if (!GodotWebXR.pose) { + return null; + } + const layer = GodotWebXR.getLayer(); + if (layer === null) { + return null; + } + return GodotWebXR.gl_binding.getViewSubImage(layer, GodotWebXR.pose.views[0]); + }, + getTextureId: texture => { + if (texture.name !== undefined) { + return texture.name; + } + const id = GL.getNewId(GL.textures); + texture.name = id; + GL.textures[id] = texture; + return id; + }, + addInputSource: input_source => { + let name = -1; + if (input_source.targetRayMode === "tracked-pointer" && input_source.handedness === "left") { + name = 0; + } else if (input_source.targetRayMode === "tracked-pointer" && input_source.handedness === "right") { + name = 1; + } else { + for (let i = 2; i < 16; i++) { + if (!GodotWebXR.input_sources[i]) { + name = i; + break; + } + } + } + if (name >= 0) { + GodotWebXR.input_sources[name] = input_source; + input_source.name = name; + if (input_source.targetRayMode === "screen") { + let touch_index = -1; + for (let i = 0; i < 5; i++) { + if (!GodotWebXR.touches[i]) { + touch_index = i; + break; + } + } + if (touch_index >= 0) { + GodotWebXR.touches[touch_index] = input_source; + input_source.touch_index = touch_index; + } + } + } + return name; + }, + removeInputSource: input_source => { + if (input_source.name !== undefined) { + const name = input_source.name; + if (name >= 0 && name < 16) { + GodotWebXR.input_sources[name] = null; + } + if (input_source.touch_index !== undefined) { + const touch_index = input_source.touch_index; + if (touch_index >= 0 && touch_index < 5) { + GodotWebXR.touches[touch_index] = null; + } + } + return name; + } + return -1; + }, + getInputSourceId: input_source => { + if (input_source !== undefined) { + return input_source.name; + } + return -1; + }, + getTouchIndex: input_source => { + if (input_source.touch_index !== undefined) { + return input_source.touch_index; + } + return -1; + } +}; + +function _godot_webxr_get_bounds_geometry(r_points) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(165, 1, r_points); + if (!GodotWebXR.space || !GodotWebXR.space.boundsGeometry) { + return 0; + } + const point_count = GodotWebXR.space.boundsGeometry.length; + if (point_count === 0) { + return 0; + } + const buf = GodotRuntime.malloc(point_count * 3 * 4); + for (let i = 0; i < point_count; i++) { + const point = GodotWebXR.space.boundsGeometry[i]; + GodotRuntime.setHeapValue(buf + (i * 3 + 0) * 4, point.x, "float"); + GodotRuntime.setHeapValue(buf + (i * 3 + 1) * 4, point.y, "float"); + GodotRuntime.setHeapValue(buf + (i * 3 + 2) * 4, point.z, "float"); + } + GodotRuntime.setHeapValue(r_points, buf, "i32"); + return point_count; +} + +function _godot_webxr_get_color_texture() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(166, 1); + const subimage = GodotWebXR.getSubImage(); + if (subimage === null) { + return 0; + } + return GodotWebXR.getTextureId(subimage.colorTexture); +} + +function _godot_webxr_get_depth_texture() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(167, 1); + const subimage = GodotWebXR.getSubImage(); + if (subimage === null) { + return 0; + } + if (!subimage.depthStencilTexture) { + return 0; + } + return GodotWebXR.getTextureId(subimage.depthStencilTexture); +} + +function _godot_webxr_get_frame_rate() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(168, 1); + if (!GodotWebXR.session || GodotWebXR.session.frameRate === undefined) { + return 0; + } + return GodotWebXR.session.frameRate; +} + +function _godot_webxr_get_projection_for_view(p_view, r_transform) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(169, 1, p_view, r_transform); + if (!GodotWebXR.session || !GodotWebXR.pose) { + return false; + } + const matrix = GodotWebXR.pose.views[p_view].projectionMatrix; + for (let i = 0; i < 16; i++) { + GodotRuntime.setHeapValue(r_transform + i * 4, matrix[i], "float"); + } + return true; +} + +function _godot_webxr_get_render_target_size(r_size) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(170, 1, r_size); + const subimage = GodotWebXR.getSubImage(); + if (subimage === null) { + return false; + } + GodotRuntime.setHeapValue(r_size + 0, subimage.viewport.width, "i32"); + GodotRuntime.setHeapValue(r_size + 4, subimage.viewport.height, "i32"); + return true; +} + +function _godot_webxr_get_supported_frame_rates(r_frame_rates) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(171, 1, r_frame_rates); + if (!GodotWebXR.session || GodotWebXR.session.supportedFrameRates === undefined) { + return 0; + } + const frame_rate_count = GodotWebXR.session.supportedFrameRates.length; + if (frame_rate_count === 0) { + return 0; + } + const buf = GodotRuntime.malloc(frame_rate_count * 4); + for (let i = 0; i < frame_rate_count; i++) { + GodotRuntime.setHeapValue(buf + i * 4, GodotWebXR.session.supportedFrameRates[i], "float"); + } + GodotRuntime.setHeapValue(r_frame_rates, buf, "i32"); + return frame_rate_count; +} + +function _godot_webxr_get_transform_for_view(p_view, r_transform) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(172, 1, p_view, r_transform); + if (!GodotWebXR.session || !GodotWebXR.pose) { + return false; + } + const views = GodotWebXR.pose.views; + let matrix; + if (p_view >= 0) { + matrix = views[p_view].transform.matrix; + } else { + matrix = GodotWebXR.pose.transform.matrix; + } + for (let i = 0; i < 16; i++) { + GodotRuntime.setHeapValue(r_transform + i * 4, matrix[i], "float"); + } + return true; +} + +function _godot_webxr_get_velocity_texture() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(173, 1); + const subimage = GodotWebXR.getSubImage(); + if (subimage === null) { + return 0; + } + if (!subimage.motionVectorTexture) { + return 0; + } + return GodotWebXR.getTextureId(subimage.motionVectorTexture); +} + +function _godot_webxr_get_view_count() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(174, 1); + if (!GodotWebXR.session || !GodotWebXR.pose) { + return 1; + } + const view_count = GodotWebXR.pose.views.length; + return view_count > 0 ? view_count : 1; +} + +function _godot_webxr_get_visibility_state() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(175, 1); + if (!GodotWebXR.session || !GodotWebXR.session.visibilityState) { + return 0; + } + return GodotRuntime.allocString(GodotWebXR.session.visibilityState); +} + +function _godot_webxr_initialize(p_session_mode, p_required_features, p_optional_features, p_requested_reference_spaces, p_on_session_started, p_on_session_ended, p_on_session_failed, p_on_input_event, p_on_simple_event) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(176, 1, p_session_mode, p_required_features, p_optional_features, p_requested_reference_spaces, p_on_session_started, p_on_session_ended, p_on_session_failed, p_on_input_event, p_on_simple_event); + GodotWebXR.monkeyPatchRequestAnimationFrame(true); + const session_mode = GodotRuntime.parseString(p_session_mode); + const required_features = GodotRuntime.parseString(p_required_features).split(",").map(s => s.trim()).filter(s => s !== ""); + const optional_features = GodotRuntime.parseString(p_optional_features).split(",").map(s => s.trim()).filter(s => s !== ""); + const requested_reference_space_types = GodotRuntime.parseString(p_requested_reference_spaces).split(",").map(s => s.trim()); + const onstarted = GodotRuntime.get_func(p_on_session_started); + const onended = GodotRuntime.get_func(p_on_session_ended); + const onfailed = GodotRuntime.get_func(p_on_session_failed); + const oninputevent = GodotRuntime.get_func(p_on_input_event); + const onsimpleevent = GodotRuntime.get_func(p_on_simple_event); + const session_init = {}; + if (required_features.length > 0) { + session_init["requiredFeatures"] = required_features; + } + if (optional_features.length > 0) { + session_init["optionalFeatures"] = optional_features; + } + navigator.xr.requestSession(session_mode, session_init).then(function(session) { + GodotWebXR.session = session; + session.addEventListener("end", function(evt) { + onended(); + }); + session.addEventListener("inputsourceschange", function(evt) { + evt.added.forEach(GodotWebXR.addInputSource); + evt.removed.forEach(GodotWebXR.removeInputSource); + }); + [ "selectstart", "selectend", "squeezestart", "squeezeend" ].forEach((input_event, index) => { + session.addEventListener(input_event, function(evt) { + GodotWebXR.frame = evt.frame; + oninputevent(index, GodotWebXR.getInputSourceId(evt.inputSource)); + GodotWebXR.frame = null; + }); + }); + session.addEventListener("visibilitychange", function(evt) { + const c_str = GodotRuntime.allocString("visibility_state_changed"); + onsimpleevent(c_str); + GodotRuntime.free(c_str); + }); + GodotWebXR.onsimpleevent = onsimpleevent; + const gl_context_handle = _emscripten_webgl_get_current_context(); + const gl = GL.getContext(gl_context_handle).GLctx; + GodotWebXR.gl = gl; + gl.makeXRCompatible().then(function() { + GodotWebXR.gl_binding = new XRWebGLBinding(session, gl); + GodotWebXR.getLayer(); + function onReferenceSpaceSuccess(reference_space, reference_space_type) { + GodotWebXR.space = reference_space; + reference_space.onreset = function(evt) { + const c_str = GodotRuntime.allocString("reference_space_reset"); + onsimpleevent(c_str); + GodotRuntime.free(c_str); + }; + GodotWebXR.pauseResumeMainLoop(); + window.setTimeout(function() { + const c_str = GodotRuntime.allocString(reference_space_type); + onstarted(c_str); + GodotRuntime.free(c_str); + }, 0); + } + function requestReferenceSpace() { + const reference_space_type = requested_reference_space_types.shift(); + session.requestReferenceSpace(reference_space_type).then(refSpace => { + onReferenceSpaceSuccess(refSpace, reference_space_type); + }).catch(() => { + if (requested_reference_space_types.length === 0) { + const c_str = GodotRuntime.allocString("Unable to get any of the requested reference space types"); + onfailed(c_str); + GodotRuntime.free(c_str); + } else { + requestReferenceSpace(); + } + }); + } + requestReferenceSpace(); + }).catch(function(error) { + const c_str = GodotRuntime.allocString(`Unable to make WebGL context compatible with WebXR: ${error}`); + onfailed(c_str); + GodotRuntime.free(c_str); + }); + }).catch(function(error) { + const c_str = GodotRuntime.allocString(`Unable to start session: ${error}`); + onfailed(c_str); + GodotRuntime.free(c_str); + }); +} + +function _godot_webxr_is_session_supported(p_session_mode, p_callback) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(177, 1, p_session_mode, p_callback); + const session_mode = GodotRuntime.parseString(p_session_mode); + const cb = GodotRuntime.get_func(p_callback); + if (navigator.xr) { + navigator.xr.isSessionSupported(session_mode).then(function(supported) { + const c_str = GodotRuntime.allocString(session_mode); + cb(c_str, supported ? 1 : 0); + GodotRuntime.free(c_str); + }); + } else { + const c_str = GodotRuntime.allocString(session_mode); + cb(c_str, 0); + GodotRuntime.free(c_str); + } +} + +function _godot_webxr_is_supported() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(178, 1); + return !!navigator.xr; +} + +function _godot_webxr_uninitialize() { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(179, 1); + if (GodotWebXR.session) { + GodotWebXR.session.end().catch(e => {}); + } + GodotWebXR.session = null; + GodotWebXR.gl_binding = null; + GodotWebXR.layer = null; + GodotWebXR.space = null; + GodotWebXR.frame = null; + GodotWebXR.pose = null; + GodotWebXR.view_count = 1; + GodotWebXR.input_sources = new Array(16); + GodotWebXR.touches = new Array(5); + GodotWebXR.onsimpleevent = null; + GodotWebXR.monkeyPatchRequestAnimationFrame(false); + GodotWebXR.pauseResumeMainLoop(); +} + +function _godot_webxr_update_input_source(p_input_source_id, r_target_pose, r_target_ray_mode, r_touch_index, r_has_grip_pose, r_grip_pose, r_has_standard_mapping, r_button_count, r_buttons, r_axes_count, r_axes) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(180, 1, p_input_source_id, r_target_pose, r_target_ray_mode, r_touch_index, r_has_grip_pose, r_grip_pose, r_has_standard_mapping, r_button_count, r_buttons, r_axes_count, r_axes); + if (!GodotWebXR.session || !GodotWebXR.frame) { + return 0; + } + if (p_input_source_id < 0 || p_input_source_id >= GodotWebXR.input_sources.length || !GodotWebXR.input_sources[p_input_source_id]) { + return false; + } + const input_source = GodotWebXR.input_sources[p_input_source_id]; + const frame = GodotWebXR.frame; + const space = GodotWebXR.space; + const target_pose = frame.getPose(input_source.targetRaySpace, space); + if (!target_pose) { + return false; + } + const target_pose_matrix = target_pose.transform.matrix; + for (let i = 0; i < 16; i++) { + GodotRuntime.setHeapValue(r_target_pose + i * 4, target_pose_matrix[i], "float"); + } + let target_ray_mode = 0; + switch (input_source.targetRayMode) { + case "gaze": + target_ray_mode = 1; + break; + + case "tracked-pointer": + target_ray_mode = 2; + break; + + case "screen": + target_ray_mode = 3; + break; + + default: + } + GodotRuntime.setHeapValue(r_target_ray_mode, target_ray_mode, "i32"); + GodotRuntime.setHeapValue(r_touch_index, GodotWebXR.getTouchIndex(input_source), "i32"); + let has_grip_pose = false; + if (input_source.gripSpace) { + const grip_pose = frame.getPose(input_source.gripSpace, space); + if (grip_pose) { + const grip_pose_matrix = grip_pose.transform.matrix; + for (let i = 0; i < 16; i++) { + GodotRuntime.setHeapValue(r_grip_pose + i * 4, grip_pose_matrix[i], "float"); + } + has_grip_pose = true; + } + } + GodotRuntime.setHeapValue(r_has_grip_pose, has_grip_pose ? 1 : 0, "i32"); + let has_standard_mapping = false; + let button_count = 0; + let axes_count = 0; + if (input_source.gamepad) { + if (input_source.gamepad.mapping === "xr-standard") { + has_standard_mapping = true; + } + button_count = Math.min(input_source.gamepad.buttons.length, 10); + for (let i = 0; i < button_count; i++) { + GodotRuntime.setHeapValue(r_buttons + i * 4, input_source.gamepad.buttons[i].value, "float"); + } + axes_count = Math.min(input_source.gamepad.axes.length, 10); + for (let i = 0; i < axes_count; i++) { + GodotRuntime.setHeapValue(r_axes + i * 4, input_source.gamepad.axes[i], "float"); + } + } + GodotRuntime.setHeapValue(r_has_standard_mapping, has_standard_mapping ? 1 : 0, "i32"); + GodotRuntime.setHeapValue(r_button_count, button_count, "i32"); + GodotRuntime.setHeapValue(r_axes_count, axes_count, "i32"); + return true; +} + +function _godot_webxr_update_target_frame_rate(p_frame_rate) { + if (ENVIRONMENT_IS_PTHREAD) return proxyToMainThread(181, 1, p_frame_rate); + if (!GodotWebXR.session || GodotWebXR.session.updateTargetFrameRate === undefined) { + return; + } + GodotWebXR.session.updateTargetFrameRate(p_frame_rate).then(() => { + const c_str = GodotRuntime.allocString("display_refresh_rate_changed"); + GodotWebXR.onsimpleevent(c_str); + GodotRuntime.free(c_str); + }); +} + +function arraySum(array, index) { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) {} + return sum; +} + +var MONTH_DAYS_LEAP = [ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +var MONTH_DAYS_REGULAR = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ]; + +function addDays(date, days) { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[currentMonth]; + if (days > daysInCurrentMonth - newDate.getDate()) { + days -= daysInCurrentMonth - newDate.getDate() + 1; + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth + 1); + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear() + 1); + } + } else { + newDate.setDate(newDate.getDate() + days); + return newDate; + } + } + return newDate; +} + +function writeArrayToMemory(array, buffer) { + assert(array.length >= 0, "writeArrayToMemory array must have a length (should be an array or typed array)"); + GROWABLE_HEAP_I8().set(array, buffer); +} + +function _strftime(s, maxsize, format, tm) { + var tm_zone = GROWABLE_HEAP_I32()[tm + 40 >> 2]; + var date = { + tm_sec: GROWABLE_HEAP_I32()[tm >> 2], + tm_min: GROWABLE_HEAP_I32()[tm + 4 >> 2], + tm_hour: GROWABLE_HEAP_I32()[tm + 8 >> 2], + tm_mday: GROWABLE_HEAP_I32()[tm + 12 >> 2], + tm_mon: GROWABLE_HEAP_I32()[tm + 16 >> 2], + tm_year: GROWABLE_HEAP_I32()[tm + 20 >> 2], + tm_wday: GROWABLE_HEAP_I32()[tm + 24 >> 2], + tm_yday: GROWABLE_HEAP_I32()[tm + 28 >> 2], + tm_isdst: GROWABLE_HEAP_I32()[tm + 32 >> 2], + tm_gmtoff: GROWABLE_HEAP_I32()[tm + 36 >> 2], + tm_zone: tm_zone ? UTF8ToString(tm_zone) : "" + }; + var pattern = UTF8ToString(format); + var EXPANSION_RULES_1 = { + "%c": "%a %b %d %H:%M:%S %Y", + "%D": "%m/%d/%y", + "%F": "%Y-%m-%d", + "%h": "%b", + "%r": "%I:%M:%S %p", + "%R": "%H:%M", + "%T": "%H:%M:%S", + "%x": "%m/%d/%y", + "%X": "%H:%M:%S", + "%Ec": "%c", + "%EC": "%C", + "%Ex": "%m/%d/%y", + "%EX": "%H:%M:%S", + "%Ey": "%y", + "%EY": "%Y", + "%Od": "%d", + "%Oe": "%e", + "%OH": "%H", + "%OI": "%I", + "%Om": "%m", + "%OM": "%M", + "%OS": "%S", + "%Ou": "%u", + "%OU": "%U", + "%OV": "%V", + "%Ow": "%w", + "%OW": "%W", + "%Oy": "%y" + }; + for (var rule in EXPANSION_RULES_1) { + pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_1[rule]); + } + var WEEKDAYS = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; + var MONTHS = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]; + function leadingSomething(value, digits, character) { + var str = typeof value == "number" ? value.toString() : value || ""; + while (str.length < digits) { + str = character[0] + str; + } + return str; + } + function leadingNulls(value, digits) { + return leadingSomething(value, digits, "0"); + } + function compareByDay(date1, date2) { + function sgn(value) { + return value < 0 ? -1 : value > 0 ? 1 : 0; + } + var compare; + if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) { + if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) { + compare = sgn(date1.getDate() - date2.getDate()); + } + } + return compare; + } + function getFirstWeekStartDate(janFourth) { + switch (janFourth.getDay()) { + case 0: + return new Date(janFourth.getFullYear() - 1, 11, 29); + + case 1: + return janFourth; + + case 2: + return new Date(janFourth.getFullYear(), 0, 3); + + case 3: + return new Date(janFourth.getFullYear(), 0, 2); + + case 4: + return new Date(janFourth.getFullYear(), 0, 1); + + case 5: + return new Date(janFourth.getFullYear() - 1, 11, 31); + + case 6: + return new Date(janFourth.getFullYear() - 1, 11, 30); + } + } + function getWeekBasedYear(date) { + var thisDate = addDays(new Date(date.tm_year + 1900, 0, 1), date.tm_yday); + var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); + var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4); + var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); + var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); + if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { + if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { + return thisDate.getFullYear() + 1; + } + return thisDate.getFullYear(); + } + return thisDate.getFullYear() - 1; + } + var EXPANSION_RULES_2 = { + "%a": function(date) { + return WEEKDAYS[date.tm_wday].substring(0, 3); + }, + "%A": function(date) { + return WEEKDAYS[date.tm_wday]; + }, + "%b": function(date) { + return MONTHS[date.tm_mon].substring(0, 3); + }, + "%B": function(date) { + return MONTHS[date.tm_mon]; + }, + "%C": function(date) { + var year = date.tm_year + 1900; + return leadingNulls(year / 100 | 0, 2); + }, + "%d": function(date) { + return leadingNulls(date.tm_mday, 2); + }, + "%e": function(date) { + return leadingSomething(date.tm_mday, 2, " "); + }, + "%g": function(date) { + return getWeekBasedYear(date).toString().substring(2); + }, + "%G": function(date) { + return getWeekBasedYear(date); + }, + "%H": function(date) { + return leadingNulls(date.tm_hour, 2); + }, + "%I": function(date) { + var twelveHour = date.tm_hour; + if (twelveHour == 0) twelveHour = 12; else if (twelveHour > 12) twelveHour -= 12; + return leadingNulls(twelveHour, 2); + }, + "%j": function(date) { + return leadingNulls(date.tm_mday + arraySum(isLeapYear(date.tm_year + 1900) ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR, date.tm_mon - 1), 3); + }, + "%m": function(date) { + return leadingNulls(date.tm_mon + 1, 2); + }, + "%M": function(date) { + return leadingNulls(date.tm_min, 2); + }, + "%n": function() { + return "\n"; + }, + "%p": function(date) { + if (date.tm_hour >= 0 && date.tm_hour < 12) { + return "AM"; + } + return "PM"; + }, + "%S": function(date) { + return leadingNulls(date.tm_sec, 2); + }, + "%t": function() { + return "\t"; + }, + "%u": function(date) { + return date.tm_wday || 7; + }, + "%U": function(date) { + var days = date.tm_yday + 7 - date.tm_wday; + return leadingNulls(Math.floor(days / 7), 2); + }, + "%V": function(date) { + var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7) / 7); + if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { + val++; + } + if (!val) { + val = 52; + var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; + if (dec31 == 4 || dec31 == 5 && isLeapYear(date.tm_year % 400 - 1)) { + val++; + } + } else if (val == 53) { + var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; + if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1; + } + return leadingNulls(val, 2); + }, + "%w": function(date) { + return date.tm_wday; + }, + "%W": function(date) { + var days = date.tm_yday + 7 - (date.tm_wday + 6) % 7; + return leadingNulls(Math.floor(days / 7), 2); + }, + "%y": function(date) { + return (date.tm_year + 1900).toString().substring(2); + }, + "%Y": function(date) { + return date.tm_year + 1900; + }, + "%z": function(date) { + var off = date.tm_gmtoff; + var ahead = off >= 0; + off = Math.abs(off) / 60; + off = off / 60 * 100 + off % 60; + return (ahead ? "+" : "-") + String("0000" + off).slice(-4); + }, + "%Z": function(date) { + return date.tm_zone; + }, + "%%": function() { + return "%"; + } + }; + pattern = pattern.replace(/%%/g, "\0\0"); + for (var rule in EXPANSION_RULES_2) { + if (pattern.includes(rule)) { + pattern = pattern.replace(new RegExp(rule, "g"), EXPANSION_RULES_2[rule](date)); + } + } + pattern = pattern.replace(/\0\0/g, "%"); + var bytes = intArrayFromString(pattern, false); + if (bytes.length > maxsize) { + return 0; + } + writeArrayToMemory(bytes, s); + return bytes.length - 1; +} + +function _strftime_l(s, maxsize, format, tm, loc) { + return _strftime(s, maxsize, format, tm); +} + +function stringToUTF8OnStack(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8(str, ret, size); + return ret; +} + +function getCFunc(ident) { + var func = Module["_" + ident]; + assert(func, "Cannot call unknown function " + ident + ", make sure it is exported"); + return func; +} + +function ccall(ident, returnType, argTypes, args, opts) { + var toC = { + "string": str => { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { + 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; + assert(returnType !== "array", 'Return type should not be "array".'); + 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.apply(null, cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + ret = onDone(ret); + return ret; +} + +function cwrap(ident, returnType, argTypes, opts) { + return function() { + return ccall(ident, returnType, argTypes, arguments, opts); + }; +} + +PThread.init(); + +var FSNode = function(parent, name, mode, rdev) { + if (!parent) { + parent = this; + } + this.parent = parent; + this.mount = parent.mount; + this.mounted = null; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.node_ops = {}; + this.stream_ops = {}; + this.rdev = rdev; +}; + +var readMode = 292 | 73; + +var writeMode = 146; + +Object.defineProperties(FSNode.prototype, { + read: { + get: function() { + return (this.mode & readMode) === readMode; + }, + set: function(val) { + val ? this.mode |= readMode : this.mode &= ~readMode; + } + }, + write: { + get: function() { + return (this.mode & writeMode) === writeMode; + }, + set: function(val) { + val ? this.mode |= writeMode : this.mode &= ~writeMode; + } + }, + isFolder: { + get: function() { + return FS.isDir(this.mode); + } + }, + isDevice: { + get: function() { + return FS.isChrdev(this.mode); + } + } +}); + +FS.FSNode = FSNode; + +FS.createPreloadedFile = FS_createPreloadedFile; + +FS.staticInit(); + +ERRNO_CODES = { + "EPERM": 63, + "ENOENT": 44, + "ESRCH": 71, + "EINTR": 27, + "EIO": 29, + "ENXIO": 60, + "E2BIG": 1, + "ENOEXEC": 45, + "EBADF": 8, + "ECHILD": 12, + "EAGAIN": 6, + "EWOULDBLOCK": 6, + "ENOMEM": 48, + "EACCES": 2, + "EFAULT": 21, + "ENOTBLK": 105, + "EBUSY": 10, + "EEXIST": 20, + "EXDEV": 75, + "ENODEV": 43, + "ENOTDIR": 54, + "EISDIR": 31, + "EINVAL": 28, + "ENFILE": 41, + "EMFILE": 33, + "ENOTTY": 59, + "ETXTBSY": 74, + "EFBIG": 22, + "ENOSPC": 51, + "ESPIPE": 70, + "EROFS": 69, + "EMLINK": 34, + "EPIPE": 64, + "EDOM": 18, + "ERANGE": 68, + "ENOMSG": 49, + "EIDRM": 24, + "ECHRNG": 106, + "EL2NSYNC": 156, + "EL3HLT": 107, + "EL3RST": 108, + "ELNRNG": 109, + "EUNATCH": 110, + "ENOCSI": 111, + "EL2HLT": 112, + "EDEADLK": 16, + "ENOLCK": 46, + "EBADE": 113, + "EBADR": 114, + "EXFULL": 115, + "ENOANO": 104, + "EBADRQC": 103, + "EBADSLT": 102, + "EDEADLOCK": 16, + "EBFONT": 101, + "ENOSTR": 100, + "ENODATA": 116, + "ETIME": 117, + "ENOSR": 118, + "ENONET": 119, + "ENOPKG": 120, + "EREMOTE": 121, + "ENOLINK": 47, + "EADV": 122, + "ESRMNT": 123, + "ECOMM": 124, + "EPROTO": 65, + "EMULTIHOP": 36, + "EDOTDOT": 125, + "EBADMSG": 9, + "ENOTUNIQ": 126, + "EBADFD": 127, + "EREMCHG": 128, + "ELIBACC": 129, + "ELIBBAD": 130, + "ELIBSCN": 131, + "ELIBMAX": 132, + "ELIBEXEC": 133, + "ENOSYS": 52, + "ENOTEMPTY": 55, + "ENAMETOOLONG": 37, + "ELOOP": 32, + "EOPNOTSUPP": 138, + "EPFNOSUPPORT": 139, + "ECONNRESET": 15, + "ENOBUFS": 42, + "EAFNOSUPPORT": 5, + "EPROTOTYPE": 67, + "ENOTSOCK": 57, + "ENOPROTOOPT": 50, + "ESHUTDOWN": 140, + "ECONNREFUSED": 14, + "EADDRINUSE": 3, + "ECONNABORTED": 13, + "ENETUNREACH": 40, + "ENETDOWN": 38, + "ETIMEDOUT": 73, + "EHOSTDOWN": 142, + "EHOSTUNREACH": 23, + "EINPROGRESS": 26, + "EALREADY": 7, + "EDESTADDRREQ": 17, + "EMSGSIZE": 35, + "EPROTONOSUPPORT": 66, + "ESOCKTNOSUPPORT": 137, + "EADDRNOTAVAIL": 4, + "ENETRESET": 39, + "EISCONN": 30, + "ENOTCONN": 53, + "ETOOMANYREFS": 141, + "EUSERS": 136, + "EDQUOT": 19, + "ESTALE": 72, + "ENOTSUP": 138, + "ENOMEDIUM": 148, + "EILSEQ": 25, + "EOVERFLOW": 61, + "ECANCELED": 11, + "ENOTRECOVERABLE": 56, + "EOWNERDEAD": 62, + "ESTRPIPE": 135 +}; + +var GLctx; + +Module["requestFullscreen"] = function Module_requestFullscreen(lockPointer, resizeCanvas) { + Browser.requestFullscreen(lockPointer, resizeCanvas); +}; + +Module["requestFullScreen"] = function Module_requestFullScreen() { + Browser.requestFullScreen(); +}; + +Module["requestAnimationFrame"] = function Module_requestAnimationFrame(func) { + Browser.requestAnimationFrame(func); +}; + +Module["setCanvasSize"] = function Module_setCanvasSize(width, height, noUpdates) { + Browser.setCanvasSize(width, height, noUpdates); +}; + +Module["pauseMainLoop"] = function Module_pauseMainLoop() { + Browser.mainLoop.pause(); +}; + +Module["resumeMainLoop"] = function Module_resumeMainLoop() { + Browser.mainLoop.resume(); +}; + +Module["getUserMedia"] = function Module_getUserMedia() { + Browser.getUserMedia(); +}; + +Module["createContext"] = function Module_createContext(canvas, useWebGL, setInModule, webGLContextAttributes) { + return Browser.createContext(canvas, useWebGL, setInModule, webGLContextAttributes); +}; + +var preloadedImages = {}; + +var preloadedAudios = {}; + +var miniTempWebGLIntBuffersStorage = new Int32Array(288); + +for (var i = 0; i < 288; ++i) { + miniTempWebGLIntBuffers[i] = miniTempWebGLIntBuffersStorage.subarray(0, i + 1); +} + +var miniTempWebGLFloatBuffersStorage = new Float32Array(288); + +for (var i = 0; i < 288; ++i) { + miniTempWebGLFloatBuffers[i] = miniTempWebGLFloatBuffersStorage.subarray(0, i + 1); +} + +Module["request_quit"] = function() { + GodotOS.request_quit(); +}; + +Module["onExit"] = GodotOS.cleanup; + +GodotOS._fs_sync_promise = Promise.resolve(); + +Module["initConfig"] = GodotConfig.init_config; + +Module["initFS"] = GodotFS.init; + +Module["copyToFS"] = GodotFS.copy_to_fs; + +GodotOS.atexit(function(resolve, reject) { + GodotDisplayCursor.clear(); + resolve(); +}); + +GodotOS.atexit(function(resolve, reject) { + GodotEventListeners.clear(); + resolve(); +}); + +GodotOS.atexit(function(resolve, reject) { + GodotDisplayVK.clear(); + resolve(); +}); + +GodotJSWrapper.proxies = new Map(); + +var proxiedFunctionTable = [ null, _proc_exit, exitOnMainThread, pthreadCreateProxied, ___syscall__newselect, ___syscall_accept4, ___syscall_bind, ___syscall_chdir, ___syscall_chmod, ___syscall_connect, ___syscall_faccessat, ___syscall_fchmod, ___syscall_fcntl64, ___syscall_getcwd, ___syscall_getdents64, ___syscall_getsockname, ___syscall_getsockopt, ___syscall_ioctl, ___syscall_listen, ___syscall_lstat64, ___syscall_mkdirat, ___syscall_newfstatat, ___syscall_openat, ___syscall_poll, ___syscall_readlinkat, ___syscall_recvfrom, ___syscall_renameat, ___syscall_rmdir, ___syscall_sendto, ___syscall_socket, ___syscall_stat64, ___syscall_statfs64, ___syscall_symlink, ___syscall_unlinkat, __setitimer_js, _emscripten_force_exit, setCanvasElementSizeMainThread, _emscripten_webgl_destroy_context, _emscripten_webgl_create_context_proxied, _emscripten_webgl_enable_extension, _environ_get, _environ_sizes_get, _fd_close, _fd_fdstat_get, _fd_read, _fd_seek, _fd_write, _getaddrinfo, _godot_audio_has_worklet, _godot_audio_init, _godot_audio_input_start, _godot_audio_input_stop, _godot_audio_is_available, _godot_audio_resume, _godot_audio_worklet_create, _godot_audio_worklet_start, _godot_js_config_canvas_id_get, _godot_js_config_locale_get, _godot_js_display_alert, _godot_js_display_canvas_focus, _godot_js_display_canvas_is_focused, _godot_js_display_clipboard_get, _godot_js_display_clipboard_set, _godot_js_display_cursor_is_hidden, _godot_js_display_cursor_is_locked, _godot_js_display_cursor_lock_set, _godot_js_display_cursor_set_custom_shape, _godot_js_display_cursor_set_shape, _godot_js_display_cursor_set_visible, _godot_js_display_desired_size_set, _godot_js_display_fullscreen_cb, _godot_js_display_fullscreen_exit, _godot_js_display_fullscreen_request, _godot_js_display_has_webgl, _godot_js_display_is_swap_ok_cancel, _godot_js_display_notification_cb, _godot_js_display_pixel_ratio_get, _godot_js_display_screen_dpi_get, _godot_js_display_screen_size_get, _godot_js_display_setup_canvas, _godot_js_display_size_update, _godot_js_display_touchscreen_is_available, _godot_js_display_tts_available, _godot_js_display_vk_available, _godot_js_display_vk_cb, _godot_js_display_vk_hide, _godot_js_display_vk_show, _godot_js_display_window_blur_cb, _godot_js_display_window_icon_set, _godot_js_display_window_size_get, _godot_js_display_window_title_set, _godot_js_fetch_create, _godot_js_fetch_free, _godot_js_fetch_http_status_get, _godot_js_fetch_is_chunked, _godot_js_fetch_read_chunk, _godot_js_fetch_read_headers, _godot_js_fetch_state_get, _godot_js_input_drop_files_cb, _godot_js_input_gamepad_cb, _godot_js_input_gamepad_sample, _godot_js_input_gamepad_sample_count, _godot_js_input_gamepad_sample_get, _godot_js_input_key_cb, _godot_js_input_mouse_button_cb, _godot_js_input_mouse_move_cb, _godot_js_input_mouse_wheel_cb, _godot_js_input_paste_cb, _godot_js_input_touch_cb, _godot_js_input_vibrate_handheld, _godot_js_os_download_buffer, _godot_js_os_execute, _godot_js_os_finish_async, _godot_js_os_fs_is_persistent, _godot_js_os_fs_sync, _godot_js_os_has_feature, _godot_js_os_hw_concurrency_get, _godot_js_os_request_quit_cb, _godot_js_os_shell_open, _godot_js_pwa_cb, _godot_js_pwa_update, _godot_js_rtc_datachannel_close, _godot_js_rtc_datachannel_connect, _godot_js_rtc_datachannel_destroy, _godot_js_rtc_datachannel_get_buffered_amount, _godot_js_rtc_datachannel_id_get, _godot_js_rtc_datachannel_is_negotiated, _godot_js_rtc_datachannel_is_ordered, _godot_js_rtc_datachannel_label_get, _godot_js_rtc_datachannel_max_packet_lifetime_get, _godot_js_rtc_datachannel_max_retransmits_get, _godot_js_rtc_datachannel_ready_state_get, _godot_js_rtc_datachannel_send, _godot_js_rtc_pc_close, _godot_js_rtc_pc_create, _godot_js_rtc_pc_datachannel_create, _godot_js_rtc_pc_destroy, _godot_js_rtc_pc_ice_candidate_add, _godot_js_rtc_pc_local_description_set, _godot_js_rtc_pc_offer_create, _godot_js_rtc_pc_remote_description_set, _godot_js_tts_get_voices, _godot_js_tts_is_paused, _godot_js_tts_is_speaking, _godot_js_tts_pause, _godot_js_tts_resume, _godot_js_tts_speak, _godot_js_tts_stop, _godot_js_websocket_buffered_amount, _godot_js_websocket_close, _godot_js_websocket_create, _godot_js_websocket_destroy, _godot_js_websocket_send, _godot_js_wrapper_create_cb, _godot_js_wrapper_create_object, _godot_js_wrapper_interface_get, _godot_js_wrapper_object_call, _godot_js_wrapper_object_get, _godot_js_wrapper_object_getvar, _godot_js_wrapper_object_set, _godot_js_wrapper_object_set_cb_ret, _godot_js_wrapper_object_setvar, _godot_js_wrapper_object_unref, _godot_webgl2_glFramebufferTextureMultiviewOVR, _godot_webgl2_glGetBufferSubData, _godot_webxr_get_bounds_geometry, _godot_webxr_get_color_texture, _godot_webxr_get_depth_texture, _godot_webxr_get_frame_rate, _godot_webxr_get_projection_for_view, _godot_webxr_get_render_target_size, _godot_webxr_get_supported_frame_rates, _godot_webxr_get_transform_for_view, _godot_webxr_get_velocity_texture, _godot_webxr_get_view_count, _godot_webxr_get_visibility_state, _godot_webxr_initialize, _godot_webxr_is_session_supported, _godot_webxr_is_supported, _godot_webxr_uninitialize, _godot_webxr_update_input_source, _godot_webxr_update_target_frame_rate ]; + +function checkIncomingModuleAPI() { + ignoredModuleProp("fetchSettings"); +} + +var wasmImports = { + "__assert_fail": ___assert_fail, + "__call_sighandler": ___call_sighandler, + "__dlsym": ___dlsym, + "__emscripten_init_main_thread_js": ___emscripten_init_main_thread_js, + "__emscripten_thread_cleanup": ___emscripten_thread_cleanup, + "__pthread_create_js": ___pthread_create_js, + "__syscall__newselect": ___syscall__newselect, + "__syscall_accept4": ___syscall_accept4, + "__syscall_bind": ___syscall_bind, + "__syscall_chdir": ___syscall_chdir, + "__syscall_chmod": ___syscall_chmod, + "__syscall_connect": ___syscall_connect, + "__syscall_faccessat": ___syscall_faccessat, + "__syscall_fchmod": ___syscall_fchmod, + "__syscall_fcntl64": ___syscall_fcntl64, + "__syscall_getcwd": ___syscall_getcwd, + "__syscall_getdents64": ___syscall_getdents64, + "__syscall_getsockname": ___syscall_getsockname, + "__syscall_getsockopt": ___syscall_getsockopt, + "__syscall_ioctl": ___syscall_ioctl, + "__syscall_listen": ___syscall_listen, + "__syscall_lstat64": ___syscall_lstat64, + "__syscall_mkdirat": ___syscall_mkdirat, + "__syscall_newfstatat": ___syscall_newfstatat, + "__syscall_openat": ___syscall_openat, + "__syscall_poll": ___syscall_poll, + "__syscall_readlinkat": ___syscall_readlinkat, + "__syscall_recvfrom": ___syscall_recvfrom, + "__syscall_renameat": ___syscall_renameat, + "__syscall_rmdir": ___syscall_rmdir, + "__syscall_sendto": ___syscall_sendto, + "__syscall_socket": ___syscall_socket, + "__syscall_stat64": ___syscall_stat64, + "__syscall_statfs64": ___syscall_statfs64, + "__syscall_symlink": ___syscall_symlink, + "__syscall_unlinkat": ___syscall_unlinkat, + "_emscripten_get_now_is_monotonic": __emscripten_get_now_is_monotonic, + "_emscripten_notify_mailbox_postmessage": __emscripten_notify_mailbox_postmessage, + "_emscripten_proxied_gl_context_activated_from_main_browser_thread": __emscripten_proxied_gl_context_activated_from_main_browser_thread, + "_emscripten_set_offscreencanvas_size": __emscripten_set_offscreencanvas_size, + "_emscripten_thread_mailbox_await": __emscripten_thread_mailbox_await, + "_emscripten_thread_set_strongref": __emscripten_thread_set_strongref, + "_emscripten_throw_longjmp": __emscripten_throw_longjmp, + "_gmtime_js": __gmtime_js, + "_localtime_js": __localtime_js, + "_setitimer_js": __setitimer_js, + "_tzset_js": __tzset_js, + "abort": _abort, + "dlopen": _dlopen, + "emscripten_cancel_main_loop": _emscripten_cancel_main_loop, + "emscripten_check_blocking_allowed": _emscripten_check_blocking_allowed, + "emscripten_console_error": _emscripten_console_error, + "emscripten_date_now": _emscripten_date_now, + "emscripten_exit_with_live_runtime": _emscripten_exit_with_live_runtime, + "emscripten_force_exit": _emscripten_force_exit, + "emscripten_get_now": _emscripten_get_now, + "emscripten_glActiveTexture": _emscripten_glActiveTexture, + "emscripten_glAttachShader": _emscripten_glAttachShader, + "emscripten_glBeginTransformFeedback": _emscripten_glBeginTransformFeedback, + "emscripten_glBindBuffer": _emscripten_glBindBuffer, + "emscripten_glBindBufferBase": _emscripten_glBindBufferBase, + "emscripten_glBindBufferRange": _emscripten_glBindBufferRange, + "emscripten_glBindFramebuffer": _emscripten_glBindFramebuffer, + "emscripten_glBindRenderbuffer": _emscripten_glBindRenderbuffer, + "emscripten_glBindTexture": _emscripten_glBindTexture, + "emscripten_glBindVertexArray": _emscripten_glBindVertexArray, + "emscripten_glBlendColor": _emscripten_glBlendColor, + "emscripten_glBlendEquation": _emscripten_glBlendEquation, + "emscripten_glBlendFunc": _emscripten_glBlendFunc, + "emscripten_glBlendFuncSeparate": _emscripten_glBlendFuncSeparate, + "emscripten_glBlitFramebuffer": _emscripten_glBlitFramebuffer, + "emscripten_glBufferData": _emscripten_glBufferData, + "emscripten_glBufferSubData": _emscripten_glBufferSubData, + "emscripten_glCheckFramebufferStatus": _emscripten_glCheckFramebufferStatus, + "emscripten_glClear": _emscripten_glClear, + "emscripten_glClearBufferfv": _emscripten_glClearBufferfv, + "emscripten_glClearColor": _emscripten_glClearColor, + "emscripten_glClearDepthf": _emscripten_glClearDepthf, + "emscripten_glColorMask": _emscripten_glColorMask, + "emscripten_glCompileShader": _emscripten_glCompileShader, + "emscripten_glCompressedTexImage2D": _emscripten_glCompressedTexImage2D, + "emscripten_glCopyBufferSubData": _emscripten_glCopyBufferSubData, + "emscripten_glCreateProgram": _emscripten_glCreateProgram, + "emscripten_glCreateShader": _emscripten_glCreateShader, + "emscripten_glCullFace": _emscripten_glCullFace, + "emscripten_glDeleteBuffers": _emscripten_glDeleteBuffers, + "emscripten_glDeleteFramebuffers": _emscripten_glDeleteFramebuffers, + "emscripten_glDeleteProgram": _emscripten_glDeleteProgram, + "emscripten_glDeleteQueries": _emscripten_glDeleteQueries, + "emscripten_glDeleteRenderbuffers": _emscripten_glDeleteRenderbuffers, + "emscripten_glDeleteShader": _emscripten_glDeleteShader, + "emscripten_glDeleteSync": _emscripten_glDeleteSync, + "emscripten_glDeleteTextures": _emscripten_glDeleteTextures, + "emscripten_glDeleteVertexArrays": _emscripten_glDeleteVertexArrays, + "emscripten_glDepthFunc": _emscripten_glDepthFunc, + "emscripten_glDepthMask": _emscripten_glDepthMask, + "emscripten_glDisable": _emscripten_glDisable, + "emscripten_glDisableVertexAttribArray": _emscripten_glDisableVertexAttribArray, + "emscripten_glDrawArrays": _emscripten_glDrawArrays, + "emscripten_glDrawArraysInstanced": _emscripten_glDrawArraysInstanced, + "emscripten_glDrawElements": _emscripten_glDrawElements, + "emscripten_glDrawElementsInstanced": _emscripten_glDrawElementsInstanced, + "emscripten_glEnable": _emscripten_glEnable, + "emscripten_glEnableVertexAttribArray": _emscripten_glEnableVertexAttribArray, + "emscripten_glEndTransformFeedback": _emscripten_glEndTransformFeedback, + "emscripten_glFenceSync": _emscripten_glFenceSync, + "emscripten_glFinish": _emscripten_glFinish, + "emscripten_glFramebufferRenderbuffer": _emscripten_glFramebufferRenderbuffer, + "emscripten_glFramebufferTexture2D": _emscripten_glFramebufferTexture2D, + "emscripten_glFramebufferTextureLayer": _emscripten_glFramebufferTextureLayer, + "emscripten_glFrontFace": _emscripten_glFrontFace, + "emscripten_glGenBuffers": _emscripten_glGenBuffers, + "emscripten_glGenFramebuffers": _emscripten_glGenFramebuffers, + "emscripten_glGenQueries": _emscripten_glGenQueries, + "emscripten_glGenRenderbuffers": _emscripten_glGenRenderbuffers, + "emscripten_glGenTextures": _emscripten_glGenTextures, + "emscripten_glGenVertexArrays": _emscripten_glGenVertexArrays, + "emscripten_glGenerateMipmap": _emscripten_glGenerateMipmap, + "emscripten_glGetFloatv": _emscripten_glGetFloatv, + "emscripten_glGetInteger64v": _emscripten_glGetInteger64v, + "emscripten_glGetProgramInfoLog": _emscripten_glGetProgramInfoLog, + "emscripten_glGetProgramiv": _emscripten_glGetProgramiv, + "emscripten_glGetShaderInfoLog": _emscripten_glGetShaderInfoLog, + "emscripten_glGetShaderiv": _emscripten_glGetShaderiv, + "emscripten_glGetString": _emscripten_glGetString, + "emscripten_glGetStringi": _emscripten_glGetStringi, + "emscripten_glGetSynciv": _emscripten_glGetSynciv, + "emscripten_glGetUniformBlockIndex": _emscripten_glGetUniformBlockIndex, + "emscripten_glGetUniformLocation": _emscripten_glGetUniformLocation, + "emscripten_glLinkProgram": _emscripten_glLinkProgram, + "emscripten_glPixelStorei": _emscripten_glPixelStorei, + "emscripten_glReadBuffer": _emscripten_glReadBuffer, + "emscripten_glReadPixels": _emscripten_glReadPixels, + "emscripten_glRenderbufferStorage": _emscripten_glRenderbufferStorage, + "emscripten_glScissor": _emscripten_glScissor, + "emscripten_glShaderSource": _emscripten_glShaderSource, + "emscripten_glTexImage2D": _emscripten_glTexImage2D, + "emscripten_glTexImage3D": _emscripten_glTexImage3D, + "emscripten_glTexParameterf": _emscripten_glTexParameterf, + "emscripten_glTexParameteri": _emscripten_glTexParameteri, + "emscripten_glTexStorage2D": _emscripten_glTexStorage2D, + "emscripten_glTexSubImage3D": _emscripten_glTexSubImage3D, + "emscripten_glTransformFeedbackVaryings": _emscripten_glTransformFeedbackVaryings, + "emscripten_glUniform1f": _emscripten_glUniform1f, + "emscripten_glUniform1i": _emscripten_glUniform1i, + "emscripten_glUniform1iv": _emscripten_glUniform1iv, + "emscripten_glUniform1ui": _emscripten_glUniform1ui, + "emscripten_glUniform1uiv": _emscripten_glUniform1uiv, + "emscripten_glUniform2f": _emscripten_glUniform2f, + "emscripten_glUniform2fv": _emscripten_glUniform2fv, + "emscripten_glUniform2iv": _emscripten_glUniform2iv, + "emscripten_glUniform3fv": _emscripten_glUniform3fv, + "emscripten_glUniform4f": _emscripten_glUniform4f, + "emscripten_glUniform4fv": _emscripten_glUniform4fv, + "emscripten_glUniformBlockBinding": _emscripten_glUniformBlockBinding, + "emscripten_glUniformMatrix4fv": _emscripten_glUniformMatrix4fv, + "emscripten_glUseProgram": _emscripten_glUseProgram, + "emscripten_glVertexAttrib4f": _emscripten_glVertexAttrib4f, + "emscripten_glVertexAttribDivisor": _emscripten_glVertexAttribDivisor, + "emscripten_glVertexAttribI4ui": _emscripten_glVertexAttribI4ui, + "emscripten_glVertexAttribIPointer": _emscripten_glVertexAttribIPointer, + "emscripten_glVertexAttribPointer": _emscripten_glVertexAttribPointer, + "emscripten_glViewport": _emscripten_glViewport, + "emscripten_num_logical_cores": _emscripten_num_logical_cores, + "emscripten_receive_on_main_thread_js": _emscripten_receive_on_main_thread_js, + "emscripten_resize_heap": _emscripten_resize_heap, + "emscripten_set_canvas_element_size": _emscripten_set_canvas_element_size, + "emscripten_set_main_loop": _emscripten_set_main_loop, + "emscripten_supports_offscreencanvas": _emscripten_supports_offscreencanvas, + "emscripten_webgl_destroy_context": _emscripten_webgl_destroy_context, + "emscripten_webgl_do_commit_frame": _emscripten_webgl_do_commit_frame, + "emscripten_webgl_do_create_context": _emscripten_webgl_do_create_context, + "emscripten_webgl_enable_extension": _emscripten_webgl_enable_extension, + "emscripten_webgl_init_context_attributes": _emscripten_webgl_init_context_attributes, + "emscripten_webgl_make_context_current_calling_thread": _emscripten_webgl_make_context_current_calling_thread, + "environ_get": _environ_get, + "environ_sizes_get": _environ_sizes_get, + "exit": _exit, + "fd_close": _fd_close, + "fd_fdstat_get": _fd_fdstat_get, + "fd_read": _fd_read, + "fd_seek": _fd_seek, + "fd_write": _fd_write, + "getaddrinfo": _getaddrinfo, + "getnameinfo": _getnameinfo, + "godot_audio_has_worklet": _godot_audio_has_worklet, + "godot_audio_init": _godot_audio_init, + "godot_audio_input_start": _godot_audio_input_start, + "godot_audio_input_stop": _godot_audio_input_stop, + "godot_audio_is_available": _godot_audio_is_available, + "godot_audio_resume": _godot_audio_resume, + "godot_audio_worklet_create": _godot_audio_worklet_create, + "godot_audio_worklet_start": _godot_audio_worklet_start, + "godot_audio_worklet_state_add": _godot_audio_worklet_state_add, + "godot_audio_worklet_state_get": _godot_audio_worklet_state_get, + "godot_audio_worklet_state_wait": _godot_audio_worklet_state_wait, + "godot_js_config_canvas_id_get": _godot_js_config_canvas_id_get, + "godot_js_config_locale_get": _godot_js_config_locale_get, + "godot_js_display_alert": _godot_js_display_alert, + "godot_js_display_canvas_focus": _godot_js_display_canvas_focus, + "godot_js_display_canvas_is_focused": _godot_js_display_canvas_is_focused, + "godot_js_display_clipboard_get": _godot_js_display_clipboard_get, + "godot_js_display_clipboard_set": _godot_js_display_clipboard_set, + "godot_js_display_cursor_is_hidden": _godot_js_display_cursor_is_hidden, + "godot_js_display_cursor_is_locked": _godot_js_display_cursor_is_locked, + "godot_js_display_cursor_lock_set": _godot_js_display_cursor_lock_set, + "godot_js_display_cursor_set_custom_shape": _godot_js_display_cursor_set_custom_shape, + "godot_js_display_cursor_set_shape": _godot_js_display_cursor_set_shape, + "godot_js_display_cursor_set_visible": _godot_js_display_cursor_set_visible, + "godot_js_display_desired_size_set": _godot_js_display_desired_size_set, + "godot_js_display_fullscreen_cb": _godot_js_display_fullscreen_cb, + "godot_js_display_fullscreen_exit": _godot_js_display_fullscreen_exit, + "godot_js_display_fullscreen_request": _godot_js_display_fullscreen_request, + "godot_js_display_has_webgl": _godot_js_display_has_webgl, + "godot_js_display_is_swap_ok_cancel": _godot_js_display_is_swap_ok_cancel, + "godot_js_display_notification_cb": _godot_js_display_notification_cb, + "godot_js_display_pixel_ratio_get": _godot_js_display_pixel_ratio_get, + "godot_js_display_screen_dpi_get": _godot_js_display_screen_dpi_get, + "godot_js_display_screen_size_get": _godot_js_display_screen_size_get, + "godot_js_display_setup_canvas": _godot_js_display_setup_canvas, + "godot_js_display_size_update": _godot_js_display_size_update, + "godot_js_display_touchscreen_is_available": _godot_js_display_touchscreen_is_available, + "godot_js_display_tts_available": _godot_js_display_tts_available, + "godot_js_display_vk_available": _godot_js_display_vk_available, + "godot_js_display_vk_cb": _godot_js_display_vk_cb, + "godot_js_display_vk_hide": _godot_js_display_vk_hide, + "godot_js_display_vk_show": _godot_js_display_vk_show, + "godot_js_display_window_blur_cb": _godot_js_display_window_blur_cb, + "godot_js_display_window_icon_set": _godot_js_display_window_icon_set, + "godot_js_display_window_size_get": _godot_js_display_window_size_get, + "godot_js_display_window_title_set": _godot_js_display_window_title_set, + "godot_js_eval": _godot_js_eval, + "godot_js_fetch_create": _godot_js_fetch_create, + "godot_js_fetch_free": _godot_js_fetch_free, + "godot_js_fetch_http_status_get": _godot_js_fetch_http_status_get, + "godot_js_fetch_is_chunked": _godot_js_fetch_is_chunked, + "godot_js_fetch_read_chunk": _godot_js_fetch_read_chunk, + "godot_js_fetch_read_headers": _godot_js_fetch_read_headers, + "godot_js_fetch_state_get": _godot_js_fetch_state_get, + "godot_js_input_drop_files_cb": _godot_js_input_drop_files_cb, + "godot_js_input_gamepad_cb": _godot_js_input_gamepad_cb, + "godot_js_input_gamepad_sample": _godot_js_input_gamepad_sample, + "godot_js_input_gamepad_sample_count": _godot_js_input_gamepad_sample_count, + "godot_js_input_gamepad_sample_get": _godot_js_input_gamepad_sample_get, + "godot_js_input_key_cb": _godot_js_input_key_cb, + "godot_js_input_mouse_button_cb": _godot_js_input_mouse_button_cb, + "godot_js_input_mouse_move_cb": _godot_js_input_mouse_move_cb, + "godot_js_input_mouse_wheel_cb": _godot_js_input_mouse_wheel_cb, + "godot_js_input_paste_cb": _godot_js_input_paste_cb, + "godot_js_input_touch_cb": _godot_js_input_touch_cb, + "godot_js_input_vibrate_handheld": _godot_js_input_vibrate_handheld, + "godot_js_os_download_buffer": _godot_js_os_download_buffer, + "godot_js_os_execute": _godot_js_os_execute, + "godot_js_os_finish_async": _godot_js_os_finish_async, + "godot_js_os_fs_is_persistent": _godot_js_os_fs_is_persistent, + "godot_js_os_fs_sync": _godot_js_os_fs_sync, + "godot_js_os_has_feature": _godot_js_os_has_feature, + "godot_js_os_hw_concurrency_get": _godot_js_os_hw_concurrency_get, + "godot_js_os_request_quit_cb": _godot_js_os_request_quit_cb, + "godot_js_os_shell_open": _godot_js_os_shell_open, + "godot_js_pwa_cb": _godot_js_pwa_cb, + "godot_js_pwa_update": _godot_js_pwa_update, + "godot_js_rtc_datachannel_close": _godot_js_rtc_datachannel_close, + "godot_js_rtc_datachannel_connect": _godot_js_rtc_datachannel_connect, + "godot_js_rtc_datachannel_destroy": _godot_js_rtc_datachannel_destroy, + "godot_js_rtc_datachannel_get_buffered_amount": _godot_js_rtc_datachannel_get_buffered_amount, + "godot_js_rtc_datachannel_id_get": _godot_js_rtc_datachannel_id_get, + "godot_js_rtc_datachannel_is_negotiated": _godot_js_rtc_datachannel_is_negotiated, + "godot_js_rtc_datachannel_is_ordered": _godot_js_rtc_datachannel_is_ordered, + "godot_js_rtc_datachannel_label_get": _godot_js_rtc_datachannel_label_get, + "godot_js_rtc_datachannel_max_packet_lifetime_get": _godot_js_rtc_datachannel_max_packet_lifetime_get, + "godot_js_rtc_datachannel_max_retransmits_get": _godot_js_rtc_datachannel_max_retransmits_get, + "godot_js_rtc_datachannel_protocol_get": _godot_js_rtc_datachannel_protocol_get, + "godot_js_rtc_datachannel_ready_state_get": _godot_js_rtc_datachannel_ready_state_get, + "godot_js_rtc_datachannel_send": _godot_js_rtc_datachannel_send, + "godot_js_rtc_pc_close": _godot_js_rtc_pc_close, + "godot_js_rtc_pc_create": _godot_js_rtc_pc_create, + "godot_js_rtc_pc_datachannel_create": _godot_js_rtc_pc_datachannel_create, + "godot_js_rtc_pc_destroy": _godot_js_rtc_pc_destroy, + "godot_js_rtc_pc_ice_candidate_add": _godot_js_rtc_pc_ice_candidate_add, + "godot_js_rtc_pc_local_description_set": _godot_js_rtc_pc_local_description_set, + "godot_js_rtc_pc_offer_create": _godot_js_rtc_pc_offer_create, + "godot_js_rtc_pc_remote_description_set": _godot_js_rtc_pc_remote_description_set, + "godot_js_tts_get_voices": _godot_js_tts_get_voices, + "godot_js_tts_is_paused": _godot_js_tts_is_paused, + "godot_js_tts_is_speaking": _godot_js_tts_is_speaking, + "godot_js_tts_pause": _godot_js_tts_pause, + "godot_js_tts_resume": _godot_js_tts_resume, + "godot_js_tts_speak": _godot_js_tts_speak, + "godot_js_tts_stop": _godot_js_tts_stop, + "godot_js_websocket_buffered_amount": _godot_js_websocket_buffered_amount, + "godot_js_websocket_close": _godot_js_websocket_close, + "godot_js_websocket_create": _godot_js_websocket_create, + "godot_js_websocket_destroy": _godot_js_websocket_destroy, + "godot_js_websocket_send": _godot_js_websocket_send, + "godot_js_wrapper_create_cb": _godot_js_wrapper_create_cb, + "godot_js_wrapper_create_object": _godot_js_wrapper_create_object, + "godot_js_wrapper_interface_get": _godot_js_wrapper_interface_get, + "godot_js_wrapper_object_call": _godot_js_wrapper_object_call, + "godot_js_wrapper_object_get": _godot_js_wrapper_object_get, + "godot_js_wrapper_object_getvar": _godot_js_wrapper_object_getvar, + "godot_js_wrapper_object_set": _godot_js_wrapper_object_set, + "godot_js_wrapper_object_set_cb_ret": _godot_js_wrapper_object_set_cb_ret, + "godot_js_wrapper_object_setvar": _godot_js_wrapper_object_setvar, + "godot_js_wrapper_object_unref": _godot_js_wrapper_object_unref, + "godot_webgl2_glFramebufferTextureMultiviewOVR": _godot_webgl2_glFramebufferTextureMultiviewOVR, + "godot_webgl2_glGetBufferSubData": _godot_webgl2_glGetBufferSubData, + "godot_webxr_get_bounds_geometry": _godot_webxr_get_bounds_geometry, + "godot_webxr_get_color_texture": _godot_webxr_get_color_texture, + "godot_webxr_get_depth_texture": _godot_webxr_get_depth_texture, + "godot_webxr_get_frame_rate": _godot_webxr_get_frame_rate, + "godot_webxr_get_projection_for_view": _godot_webxr_get_projection_for_view, + "godot_webxr_get_render_target_size": _godot_webxr_get_render_target_size, + "godot_webxr_get_supported_frame_rates": _godot_webxr_get_supported_frame_rates, + "godot_webxr_get_transform_for_view": _godot_webxr_get_transform_for_view, + "godot_webxr_get_velocity_texture": _godot_webxr_get_velocity_texture, + "godot_webxr_get_view_count": _godot_webxr_get_view_count, + "godot_webxr_get_visibility_state": _godot_webxr_get_visibility_state, + "godot_webxr_initialize": _godot_webxr_initialize, + "godot_webxr_is_session_supported": _godot_webxr_is_session_supported, + "godot_webxr_is_supported": _godot_webxr_is_supported, + "godot_webxr_uninitialize": _godot_webxr_uninitialize, + "godot_webxr_update_input_source": _godot_webxr_update_input_source, + "godot_webxr_update_target_frame_rate": _godot_webxr_update_target_frame_rate, + "invoke_ii": invoke_ii, + "invoke_iii": invoke_iii, + "invoke_iiii": invoke_iiii, + "invoke_iiiii": invoke_iiiii, + "invoke_iiiiii": invoke_iiiiii, + "invoke_vi": invoke_vi, + "invoke_vii": invoke_vii, + "invoke_viii": invoke_viii, + "invoke_viiii": invoke_viiii, + "invoke_viiiiiii": invoke_viiiiiii, + "invoke_viiiiiiii": invoke_viiiiiiii, + "invoke_viiij": invoke_viiij, + "memory": wasmMemory || Module["wasmMemory"], + "strftime": _strftime, + "strftime_l": _strftime_l +}; + +var asm = createWasm(); + +var ___wasm_call_ctors = createExportWrapper("__wasm_call_ctors"); + +var _emscripten_webgl_commit_frame = createExportWrapper("emscripten_webgl_commit_frame"); + +var _free = createExportWrapper("free"); + +var __Z14godot_web_mainiPPc = Module["__Z14godot_web_mainiPPc"] = createExportWrapper("_Z14godot_web_mainiPPc"); + +var _main = Module["_main"] = createExportWrapper("__main_argc_argv"); + +var _malloc = createExportWrapper("malloc"); + +var ___errno_location = createExportWrapper("__errno_location"); + +var _fflush = Module["_fflush"] = createExportWrapper("fflush"); + +var _htonl = createExportWrapper("htonl"); + +var _htons = createExportWrapper("htons"); + +var _ntohs = createExportWrapper("ntohs"); + +var __emwebxr_on_input_event = Module["__emwebxr_on_input_event"] = createExportWrapper("_emwebxr_on_input_event"); + +var __emwebxr_on_simple_event = Module["__emwebxr_on_simple_event"] = createExportWrapper("_emwebxr_on_simple_event"); + +var __emscripten_tls_init = Module["__emscripten_tls_init"] = createExportWrapper("_emscripten_tls_init"); + +var _pthread_self = Module["_pthread_self"] = function() { + return (_pthread_self = Module["_pthread_self"] = Module["asm"]["pthread_self"]).apply(null, arguments); +}; + +var _emscripten_webgl_get_current_context = createExportWrapper("emscripten_webgl_get_current_context"); + +var _emscripten_dispatch_to_thread_ = createExportWrapper("emscripten_dispatch_to_thread_"); + +var ___funcs_on_exit = createExportWrapper("__funcs_on_exit"); + +var __emscripten_thread_init = Module["__emscripten_thread_init"] = createExportWrapper("_emscripten_thread_init"); + +var __emscripten_thread_crashed = Module["__emscripten_thread_crashed"] = createExportWrapper("_emscripten_thread_crashed"); + +var _emscripten_main_thread_process_queued_calls = createExportWrapper("emscripten_main_thread_process_queued_calls"); + +var _emscripten_main_runtime_thread_id = createExportWrapper("emscripten_main_runtime_thread_id"); + +var __emscripten_run_in_main_runtime_thread_js = createExportWrapper("_emscripten_run_in_main_runtime_thread_js"); + +var _emscripten_stack_get_base = function() { + return (_emscripten_stack_get_base = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments); +}; + +var _emscripten_stack_get_end = function() { + return (_emscripten_stack_get_end = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments); +}; + +var __emscripten_thread_free_data = createExportWrapper("_emscripten_thread_free_data"); + +var __emscripten_thread_exit = Module["__emscripten_thread_exit"] = createExportWrapper("_emscripten_thread_exit"); + +var __emscripten_timeout = createExportWrapper("_emscripten_timeout"); + +var __emscripten_check_mailbox = Module["__emscripten_check_mailbox"] = createExportWrapper("_emscripten_check_mailbox"); + +var _setThrew = createExportWrapper("setThrew"); + +var _emscripten_stack_init = function() { + return (_emscripten_stack_init = Module["asm"]["emscripten_stack_init"]).apply(null, arguments); +}; + +var _emscripten_stack_set_limits = function() { + return (_emscripten_stack_set_limits = Module["asm"]["emscripten_stack_set_limits"]).apply(null, arguments); +}; + +var _emscripten_stack_get_free = function() { + return (_emscripten_stack_get_free = Module["asm"]["emscripten_stack_get_free"]).apply(null, arguments); +}; + +var stackSave = createExportWrapper("stackSave"); + +var stackRestore = createExportWrapper("stackRestore"); + +var stackAlloc = createExportWrapper("stackAlloc"); + +var _emscripten_stack_get_current = function() { + return (_emscripten_stack_get_current = Module["asm"]["emscripten_stack_get_current"]).apply(null, arguments); +}; + +var ___cxa_increment_exception_refcount = createExportWrapper("__cxa_increment_exception_refcount"); + +var ___cxa_is_pointer_type = createExportWrapper("__cxa_is_pointer_type"); + +var dynCall_vjiii = Module["dynCall_vjiii"] = createExportWrapper("dynCall_vjiii"); + +var dynCall_viiiiji = Module["dynCall_viiiiji"] = createExportWrapper("dynCall_viiiiji"); + +var dynCall_viiiiij = Module["dynCall_viiiiij"] = createExportWrapper("dynCall_viiiiij"); + +var dynCall_viiiij = Module["dynCall_viiiij"] = createExportWrapper("dynCall_viiiij"); + +var dynCall_ji = Module["dynCall_ji"] = createExportWrapper("dynCall_ji"); + +var dynCall_viiijii = Module["dynCall_viiijii"] = createExportWrapper("dynCall_viiijii"); + +var dynCall_vijiii = Module["dynCall_vijiii"] = createExportWrapper("dynCall_vijiii"); + +var dynCall_jij = Module["dynCall_jij"] = createExportWrapper("dynCall_jij"); + +var dynCall_iiij = Module["dynCall_iiij"] = createExportWrapper("dynCall_iiij"); + +var dynCall_iij = Module["dynCall_iij"] = createExportWrapper("dynCall_iij"); + +var dynCall_viij = Module["dynCall_viij"] = createExportWrapper("dynCall_viij"); + +var dynCall_jiij = Module["dynCall_jiij"] = createExportWrapper("dynCall_jiij"); + +var dynCall_jiii = Module["dynCall_jiii"] = createExportWrapper("dynCall_jiii"); + +var dynCall_jiiiiiii = Module["dynCall_jiiiiiii"] = createExportWrapper("dynCall_jiiiiiii"); + +var dynCall_jiiiii = Module["dynCall_jiiiii"] = createExportWrapper("dynCall_jiiiii"); + +var dynCall_ij = Module["dynCall_ij"] = createExportWrapper("dynCall_ij"); + +var dynCall_jiiiiiiiiii = Module["dynCall_jiiiiiiiiii"] = createExportWrapper("dynCall_jiiiiiiiiii"); + +var dynCall_jiiiiii = Module["dynCall_jiiiiii"] = createExportWrapper("dynCall_jiiiiii"); + +var dynCall_jiiiiiiii = Module["dynCall_jiiiiiiii"] = createExportWrapper("dynCall_jiiiiiiii"); + +var dynCall_jii = Module["dynCall_jii"] = createExportWrapper("dynCall_jii"); + +var dynCall_vij = Module["dynCall_vij"] = createExportWrapper("dynCall_vij"); + +var dynCall_viiij = Module["dynCall_viiij"] = createExportWrapper("dynCall_viiij"); + +var dynCall_viiiiiiij = Module["dynCall_viiiiiiij"] = createExportWrapper("dynCall_viiiiiiij"); + +var dynCall_jiji = Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji"); + +var dynCall_jiiifi = Module["dynCall_jiiifi"] = createExportWrapper("dynCall_jiiifi"); + +var dynCall_jiifff = Module["dynCall_jiifff"] = createExportWrapper("dynCall_jiifff"); + +var dynCall_vijf = Module["dynCall_vijf"] = createExportWrapper("dynCall_vijf"); + +var dynCall_viiiiifiijii = Module["dynCall_viiiiifiijii"] = createExportWrapper("dynCall_viiiiifiijii"); + +var dynCall_viiiiifiiijjii = Module["dynCall_viiiiifiiijjii"] = createExportWrapper("dynCall_viiiiifiiijjii"); + +var dynCall_viiiiifiiijii = Module["dynCall_viiiiifiiijii"] = createExportWrapper("dynCall_viiiiifiiijii"); + +var dynCall_viiiiifiiiijjii = Module["dynCall_viiiiifiiiijjii"] = createExportWrapper("dynCall_viiiiifiiiijjii"); + +var dynCall_vijiiii = Module["dynCall_vijiiii"] = createExportWrapper("dynCall_vijiiii"); + +var dynCall_vijii = Module["dynCall_vijii"] = createExportWrapper("dynCall_vijii"); + +var dynCall_viijiiiiiiiii = Module["dynCall_viijiiiiiiiii"] = createExportWrapper("dynCall_viijiiiiiiiii"); + +var dynCall_viiiiiji = Module["dynCall_viiiiiji"] = createExportWrapper("dynCall_viiiiiji"); + +var dynCall_vijj = Module["dynCall_vijj"] = createExportWrapper("dynCall_vijj"); + +var dynCall_vijiiiiiidddd = Module["dynCall_vijiiiiiidddd"] = createExportWrapper("dynCall_vijiiiiiidddd"); + +var dynCall_jiiii = Module["dynCall_jiiii"] = createExportWrapper("dynCall_jiiii"); + +var dynCall_jiijiiii = Module["dynCall_jiijiiii"] = createExportWrapper("dynCall_jiijiiii"); + +var dynCall_jiiji = Module["dynCall_jiiji"] = createExportWrapper("dynCall_jiiji"); + +var dynCall_jiiiji = Module["dynCall_jiiiji"] = createExportWrapper("dynCall_jiiiji"); + +var dynCall_jiijii = Module["dynCall_jiijii"] = createExportWrapper("dynCall_jiijii"); + +var dynCall_iijiiij = Module["dynCall_iijiiij"] = createExportWrapper("dynCall_iijiiij"); + +var dynCall_jijjjiiiiijii = Module["dynCall_jijjjiiiiijii"] = createExportWrapper("dynCall_jijjjiiiiijii"); + +var dynCall_jijiiiiifiii = Module["dynCall_jijiiiiifiii"] = createExportWrapper("dynCall_jijiiiiifiii"); + +var dynCall_viijiiiiiifiii = Module["dynCall_viijiiiiiifiii"] = createExportWrapper("dynCall_viijiiiiiifiii"); + +var dynCall_viji = Module["dynCall_viji"] = createExportWrapper("dynCall_viji"); + +var dynCall_viiji = Module["dynCall_viiji"] = createExportWrapper("dynCall_viiji"); + +var dynCall_vijji = Module["dynCall_vijji"] = createExportWrapper("dynCall_vijji"); + +var dynCall_vijjii = Module["dynCall_vijjii"] = createExportWrapper("dynCall_vijjii"); + +var dynCall_fij = Module["dynCall_fij"] = createExportWrapper("dynCall_fij"); + +var dynCall_vijiffifff = Module["dynCall_vijiffifff"] = createExportWrapper("dynCall_vijiffifff"); + +var dynCall_vijff = Module["dynCall_vijff"] = createExportWrapper("dynCall_vijff"); + +var dynCall_vijiffff = Module["dynCall_vijiffff"] = createExportWrapper("dynCall_vijiffff"); + +var dynCall_vijjf = Module["dynCall_vijjf"] = createExportWrapper("dynCall_vijjf"); + +var dynCall_vijij = Module["dynCall_vijij"] = createExportWrapper("dynCall_vijij"); + +var dynCall_vijif = Module["dynCall_vijif"] = createExportWrapper("dynCall_vijif"); + +var dynCall_vijiiifi = Module["dynCall_vijiiifi"] = createExportWrapper("dynCall_vijiiifi"); + +var dynCall_vijiifi = Module["dynCall_vijiifi"] = createExportWrapper("dynCall_vijiifi"); + +var dynCall_vijiif = Module["dynCall_vijiif"] = createExportWrapper("dynCall_vijiif"); + +var dynCall_vijifi = Module["dynCall_vijifi"] = createExportWrapper("dynCall_vijifi"); + +var dynCall_vijijiii = Module["dynCall_vijijiii"] = createExportWrapper("dynCall_vijijiii"); + +var dynCall_vijijiiii = Module["dynCall_vijijiiii"] = createExportWrapper("dynCall_vijijiiii"); + +var dynCall_vijijiiiff = Module["dynCall_vijijiiiff"] = createExportWrapper("dynCall_vijijiiiff"); + +var dynCall_vijijii = Module["dynCall_vijijii"] = createExportWrapper("dynCall_vijijii"); + +var dynCall_vijiijiiiiii = Module["dynCall_vijiijiiiiii"] = createExportWrapper("dynCall_vijiijiiiiii"); + +var dynCall_vijiiij = Module["dynCall_vijiiij"] = createExportWrapper("dynCall_vijiiij"); + +var dynCall_vijiiiiiiji = Module["dynCall_vijiiiiiiji"] = createExportWrapper("dynCall_vijiiiiiiji"); + +var dynCall_vijjj = Module["dynCall_vijjj"] = createExportWrapper("dynCall_vijjj"); + +var dynCall_vijdddd = Module["dynCall_vijdddd"] = createExportWrapper("dynCall_vijdddd"); + +var dynCall_vijififi = Module["dynCall_vijififi"] = createExportWrapper("dynCall_vijififi"); + +var dynCall_iijji = Module["dynCall_iijji"] = createExportWrapper("dynCall_iijji"); + +var dynCall_viijj = Module["dynCall_viijj"] = createExportWrapper("dynCall_viijj"); + +var dynCall_iiiij = Module["dynCall_iiiij"] = createExportWrapper("dynCall_iiiij"); + +var dynCall_dij = Module["dynCall_dij"] = createExportWrapper("dynCall_dij"); + +var dynCall_vijd = Module["dynCall_vijd"] = createExportWrapper("dynCall_vijd"); + +var dynCall_viijiiii = Module["dynCall_viijiiii"] = createExportWrapper("dynCall_viijiiii"); + +var dynCall_viijiii = Module["dynCall_viijiii"] = createExportWrapper("dynCall_viijiii"); + +var dynCall_iiji = Module["dynCall_iiji"] = createExportWrapper("dynCall_iiji"); + +var dynCall_iiiijf = Module["dynCall_iiiijf"] = createExportWrapper("dynCall_iiiijf"); + +var dynCall_vijiiiii = Module["dynCall_vijiiiii"] = createExportWrapper("dynCall_vijiiiii"); + +var dynCall_viijd = Module["dynCall_viijd"] = createExportWrapper("dynCall_viijd"); + +var dynCall_diij = Module["dynCall_diij"] = createExportWrapper("dynCall_diij"); + +var dynCall_viiiji = Module["dynCall_viiiji"] = createExportWrapper("dynCall_viiiji"); + +var dynCall_viiijj = Module["dynCall_viiijj"] = createExportWrapper("dynCall_viiijj"); + +var dynCall_viijji = Module["dynCall_viijji"] = createExportWrapper("dynCall_viijji"); + +var dynCall_jiiij = Module["dynCall_jiiij"] = createExportWrapper("dynCall_jiiij"); + +var dynCall_viijii = Module["dynCall_viijii"] = createExportWrapper("dynCall_viijii"); + +var dynCall_jiijjj = Module["dynCall_jiijjj"] = createExportWrapper("dynCall_jiijjj"); + +var dynCall_jiijj = Module["dynCall_jiijj"] = createExportWrapper("dynCall_jiijj"); + +var dynCall_viiijiji = Module["dynCall_viiijiji"] = createExportWrapper("dynCall_viiijiji"); + +var dynCall_viiijjiji = Module["dynCall_viiijjiji"] = createExportWrapper("dynCall_viiijjiji"); + +var dynCall_viijiji = Module["dynCall_viijiji"] = createExportWrapper("dynCall_viijiji"); + +var dynCall_iiiiijiii = Module["dynCall_iiiiijiii"] = createExportWrapper("dynCall_iiiiijiii"); + +var dynCall_iiiiiijd = Module["dynCall_iiiiiijd"] = createExportWrapper("dynCall_iiiiiijd"); + +var dynCall_diidj = Module["dynCall_diidj"] = createExportWrapper("dynCall_diidj"); + +var dynCall_viiiijij = Module["dynCall_viiiijij"] = createExportWrapper("dynCall_viiiijij"); + +var dynCall_viiidjj = Module["dynCall_viiidjj"] = createExportWrapper("dynCall_viiidjj"); + +var dynCall_viidj = Module["dynCall_viidj"] = createExportWrapper("dynCall_viidj"); + +var dynCall_iiijj = Module["dynCall_iiijj"] = createExportWrapper("dynCall_iiijj"); + +var dynCall_jiid = Module["dynCall_jiid"] = createExportWrapper("dynCall_jiid"); + +var dynCall_viiiiddji = Module["dynCall_viiiiddji"] = createExportWrapper("dynCall_viiiiddji"); + +var dynCall_vijiiiiiiiii = Module["dynCall_vijiiiiiiiii"] = createExportWrapper("dynCall_vijiiiiiiiii"); + +var dynCall_vijiiiffi = Module["dynCall_vijiiiffi"] = createExportWrapper("dynCall_vijiiiffi"); + +var dynCall_vijiiifii = Module["dynCall_vijiiifii"] = createExportWrapper("dynCall_vijiiifii"); + +var dynCall_viijfii = Module["dynCall_viijfii"] = createExportWrapper("dynCall_viijfii"); + +var dynCall_viiiiiiiiiiijjjjjjifiiiiii = Module["dynCall_viiiiiiiiiiijjjjjjifiiiiii"] = createExportWrapper("dynCall_viiiiiiiiiiijjjjjjifiiiiii"); + +var dynCall_vijifff = Module["dynCall_vijifff"] = createExportWrapper("dynCall_vijifff"); + +var dynCall_fiji = Module["dynCall_fiji"] = createExportWrapper("dynCall_fiji"); + +var dynCall_vijiiffifffi = Module["dynCall_vijiiffifffi"] = createExportWrapper("dynCall_vijiiffifffi"); + +var dynCall_iijj = Module["dynCall_iijj"] = createExportWrapper("dynCall_iijj"); + +var dynCall_iijjfj = Module["dynCall_iijjfj"] = createExportWrapper("dynCall_iijjfj"); + +var dynCall_vijiji = Module["dynCall_vijiji"] = createExportWrapper("dynCall_vijiji"); + +var dynCall_jijii = Module["dynCall_jijii"] = createExportWrapper("dynCall_jijii"); + +var dynCall_vijid = Module["dynCall_vijid"] = createExportWrapper("dynCall_vijid"); + +var dynCall_vijiiiiii = Module["dynCall_vijiiiiii"] = createExportWrapper("dynCall_vijiiiiii"); + +var dynCall_vijiff = Module["dynCall_vijiff"] = createExportWrapper("dynCall_vijiff"); + +var dynCall_vijjjj = Module["dynCall_vijjjj"] = createExportWrapper("dynCall_vijjjj"); + +var dynCall_vijiiiiiii = Module["dynCall_vijiiiiiii"] = createExportWrapper("dynCall_vijiiiiiii"); + +var dynCall_jiiifiiiii = Module["dynCall_jiiifiiiii"] = createExportWrapper("dynCall_jiiifiiiii"); + +var dynCall_viiiifijii = Module["dynCall_viiiifijii"] = createExportWrapper("dynCall_viiiifijii"); + +var dynCall_viiiifiijjii = Module["dynCall_viiiifiijjii"] = createExportWrapper("dynCall_viiiifiijjii"); + +var dynCall_vijiiifiijii = Module["dynCall_vijiiifiijii"] = createExportWrapper("dynCall_vijiiifiijii"); + +var dynCall_vijiiifiiijjii = Module["dynCall_vijiiifiiijjii"] = createExportWrapper("dynCall_vijiiifiiijjii"); + +var dynCall_vijiiifiiijii = Module["dynCall_vijiiifiiijii"] = createExportWrapper("dynCall_vijiiifiiijii"); + +var dynCall_vijiiifiiiijjii = Module["dynCall_vijiiifiiiijjii"] = createExportWrapper("dynCall_vijiiifiiiijjii"); + +var dynCall_fijiiii = Module["dynCall_fijiiii"] = createExportWrapper("dynCall_fijiiii"); + +var dynCall_fijiiiii = Module["dynCall_fijiiiii"] = createExportWrapper("dynCall_fijiiiii"); + +var dynCall_iijii = Module["dynCall_iijii"] = createExportWrapper("dynCall_iijii"); + +var dynCall_iijiijiiiii = Module["dynCall_iijiijiiiii"] = createExportWrapper("dynCall_iijiijiiiii"); + +var dynCall_iijijiiiii = Module["dynCall_iijijiiiii"] = createExportWrapper("dynCall_iijijiiiii"); + +var dynCall_vijijj = Module["dynCall_vijijj"] = createExportWrapper("dynCall_vijijj"); + +var dynCall_vijiiijj = Module["dynCall_vijiiijj"] = createExportWrapper("dynCall_vijiiijj"); + +var dynCall_vijiijj = Module["dynCall_vijiijj"] = createExportWrapper("dynCall_vijiijj"); + +var dynCall_vijjiji = Module["dynCall_vijjiji"] = createExportWrapper("dynCall_vijjiji"); + +var dynCall_vijjiijii = Module["dynCall_vijjiijii"] = createExportWrapper("dynCall_vijjiijii"); + +var dynCall_fijii = Module["dynCall_fijii"] = createExportWrapper("dynCall_fijii"); + +var dynCall_iiiiiiij = Module["dynCall_iiiiiiij"] = createExportWrapper("dynCall_iiiiiiij"); + +var dynCall_vijiiiij = Module["dynCall_vijiiiij"] = createExportWrapper("dynCall_vijiiiij"); + +var dynCall_jijj = Module["dynCall_jijj"] = createExportWrapper("dynCall_jijj"); + +var dynCall_jiiif = Module["dynCall_jiiif"] = createExportWrapper("dynCall_jiiif"); + +var dynCall_vijfff = Module["dynCall_vijfff"] = createExportWrapper("dynCall_vijfff"); + +var dynCall_vijfiff = Module["dynCall_vijfiff"] = createExportWrapper("dynCall_vijfiff"); + +var dynCall_vijfi = Module["dynCall_vijfi"] = createExportWrapper("dynCall_vijfi"); + +var dynCall_vijffffi = Module["dynCall_vijffffi"] = createExportWrapper("dynCall_vijffffi"); + +var dynCall_vijiiffi = Module["dynCall_vijiiffi"] = createExportWrapper("dynCall_vijiiffi"); + +var dynCall_vijiifffffff = Module["dynCall_vijiifffffff"] = createExportWrapper("dynCall_vijiifffffff"); + +var dynCall_vijifiifffffifff = Module["dynCall_vijifiifffffifff"] = createExportWrapper("dynCall_vijifiifffffifff"); + +var dynCall_vijiiffffiffffj = Module["dynCall_vijiiffffiffffj"] = createExportWrapper("dynCall_vijiiffffiffffj"); + +var dynCall_vijiifff = Module["dynCall_vijiifff"] = createExportWrapper("dynCall_vijiifff"); + +var dynCall_vijiffffffff = Module["dynCall_vijiffffffff"] = createExportWrapper("dynCall_vijiffffffff"); + +var dynCall_vijiifiififff = Module["dynCall_vijiifiififff"] = createExportWrapper("dynCall_vijiifiififff"); + +var dynCall_vijifffij = Module["dynCall_vijifffij"] = createExportWrapper("dynCall_vijifffij"); + +var dynCall_viijjjiifjii = Module["dynCall_viijjjiifjii"] = createExportWrapper("dynCall_viijjjiifjii"); + +var dynCall_vijjjii = Module["dynCall_vijjjii"] = createExportWrapper("dynCall_vijjjii"); + +var dynCall_fijj = Module["dynCall_fijj"] = createExportWrapper("dynCall_fijj"); + +var dynCall_iijjiii = Module["dynCall_iijjiii"] = createExportWrapper("dynCall_iijjiii"); + +var dynCall_iiiiij = Module["dynCall_iiiiij"] = createExportWrapper("dynCall_iiiiij"); + +var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = createExportWrapper("dynCall_iiiiijj"); + +var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = createExportWrapper("dynCall_iiiiiijj"); + +function invoke_vii(index, a1, a2) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index, a1) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index, a1, a2, a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ii(index, a1) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiii(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iii(index, a1, a2) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1, a2); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiii(index, a1, a2, a3, a4) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1, a2, a3, a4); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiii(index, a1, a2, a3, a4, a5, a6, a7, a8) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1, a2, a3, a4, a5, a6, a7, a8); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viii(index, a1, a2, a3) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1, a2, a3); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiii(index, a1, a2, a3, a4, a5, a6, a7) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1, a2, a3, a4, a5, a6, a7); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiij(index, a1, a2, a3, a4, a5) { + var sp = stackSave(); + try { + dynCall_viiij(index, a1, a2, a3, a4, a5); + } catch (e) { + stackRestore(sp); + if (e !== e + 0) throw e; + _setThrew(1, 0); + } +} + +Module["callMain"] = callMain; + +Module["keepRuntimeAlive"] = keepRuntimeAlive; + +Module["wasmMemory"] = wasmMemory; + +Module["cwrap"] = cwrap; + +Module["ExitStatus"] = ExitStatus; + +Module["PThread"] = PThread; + +var missingLibrarySymbols = [ "getHostByName", "traverseStack", "getCallstack", "emscriptenLog", "convertPCtoSourceLocation", "readEmAsmArgs", "jstoi_s", "listenOnce", "autoResumeAudioContext", "dynCallLegacy", "getDynCaller", "dynCall", "asmjsMangle", "HandleAllocator", "getNativeTypeSize", "STACK_SIZE", "STACK_ALIGN", "POINTER_SIZE", "ASSERTIONS", "writeI53ToI64Clamped", "writeI53ToI64Signaling", "writeI53ToU64Clamped", "writeI53ToU64Signaling", "convertI32PairToI53", "convertU32PairToI53", "uleb128Encode", "sigToWasmTypes", "generateFuncType", "convertJsFunctionToWasm", "getEmptyTableSlot", "updateTableMap", "getFunctionAddress", "addFunction", "removeFunction", "reallyNegative", "unSign", "strLen", "reSign", "formatString", "intArrayToString", "AsciiToString", "UTF16ToString", "stringToUTF16", "lengthBytesUTF16", "UTF32ToString", "stringToUTF32", "lengthBytesUTF32", "registerKeyEventCallback", "getBoundingClientRect", "fillMouseEventData", "registerMouseEventCallback", "registerWheelEventCallback", "registerUiEventCallback", "registerFocusEventCallback", "fillDeviceOrientationEventData", "registerDeviceOrientationEventCallback", "fillDeviceMotionEventData", "registerDeviceMotionEventCallback", "screenOrientation", "fillOrientationChangeEventData", "registerOrientationChangeEventCallback", "fillFullscreenChangeEventData", "registerFullscreenChangeEventCallback", "JSEvents_requestFullscreen", "JSEvents_resizeCanvasForFullscreen", "registerRestoreOldStyle", "hideEverythingExceptGivenElement", "restoreHiddenElements", "setLetterbox", "softFullscreenResizeWebGLRenderTarget", "doRequestFullscreen", "fillPointerlockChangeEventData", "registerPointerlockChangeEventCallback", "registerPointerlockErrorEventCallback", "requestPointerLock", "fillVisibilityChangeEventData", "registerVisibilityChangeEventCallback", "registerTouchEventCallback", "fillGamepadEventData", "registerGamepadEventCallback", "registerBeforeUnloadEventCallback", "fillBatteryEventData", "battery", "registerBatteryEventCallback", "setCanvasElementSize", "getCanvasSizeCallingThread", "getCanvasSizeMainThread", "getCanvasElementSize", "jsStackTrace", "stackTrace", "checkWasiClock", "wasiRightsToMuslOFlags", "wasiOFlagsToMuslOFlags", "createDyncallWrapper", "setImmediateWrapped", "clearImmediateWrapped", "polyfillSetImmediate", "getPromise", "makePromise", "idsToPromises", "makePromiseCallback", "ExceptionInfo", "_setNetworkCallback", "emscriptenWebGLGetUniform", "emscriptenWebGLGetVertexAttrib", "__glGetActiveAttribOrUniform", "writeGLArray", "emscripten_webgl_destroy_context_before_on_calling_thread", "registerWebGlEventCallback", "runAndAbortIfError", "SDL_unicode", "SDL_ttfContext", "SDL_audio", "GLFW_Window", "emscriptenWebGLGetIndexed", "ALLOC_NORMAL", "ALLOC_STACK", "allocate", "writeStringToMemory", "writeAsciiToMemory" ]; + +missingLibrarySymbols.forEach(missingLibrarySymbol); + +var unexportedSymbols = [ "run", "addOnPreRun", "addOnInit", "addOnPreMain", "addOnExit", "addOnPostRun", "addRunDependency", "removeRunDependency", "FS_createFolder", "FS_createPath", "FS_createDataFile", "FS_createLazyFile", "FS_createLink", "FS_createDevice", "FS_unlink", "out", "err", "abort", "stackAlloc", "stackSave", "stackRestore", "getTempRet0", "setTempRet0", "GROWABLE_HEAP_I8", "GROWABLE_HEAP_U8", "GROWABLE_HEAP_I16", "GROWABLE_HEAP_U16", "GROWABLE_HEAP_I32", "GROWABLE_HEAP_U32", "GROWABLE_HEAP_F32", "GROWABLE_HEAP_F64", "writeStackCookie", "checkStackCookie", "ptrToString", "zeroMemory", "exitJS", "getHeapMax", "emscripten_realloc_buffer", "ENV", "MONTH_DAYS_REGULAR", "MONTH_DAYS_LEAP", "MONTH_DAYS_REGULAR_CUMULATIVE", "MONTH_DAYS_LEAP_CUMULATIVE", "isLeapYear", "ydayFromDate", "arraySum", "addDays", "ERRNO_CODES", "ERRNO_MESSAGES", "setErrNo", "inetPton4", "inetNtop4", "inetPton6", "inetNtop6", "readSockaddr", "writeSockaddr", "DNS", "Protocols", "Sockets", "initRandomFill", "randomFill", "timers", "warnOnce", "UNWIND_CACHE", "readEmAsmArgsArray", "jstoi_q", "getExecutableName", "handleException", "runtimeKeepalivePush", "runtimeKeepalivePop", "callUserCallback", "maybeExit", "safeSetTimeout", "asyncLoad", "alignMemory", "mmapAlloc", "writeI53ToI64", "readI53FromI64", "readI53FromU64", "convertI32PairToI53Checked", "getCFunc", "ccall", "freeTableIndexes", "functionsInTableMap", "setValue", "getValue", "PATH", "PATH_FS", "UTF8Decoder", "UTF8ArrayToString", "UTF8ToString", "stringToUTF8Array", "stringToUTF8", "lengthBytesUTF8", "intArrayFromString", "stringToAscii", "UTF16Decoder", "stringToNewUTF8", "stringToUTF8OnStack", "writeArrayToMemory", "SYSCALLS", "getSocketFromFD", "getSocketAddress", "JSEvents", "specialHTMLTargets", "maybeCStringToJsString", "findEventTarget", "findCanvasEventTarget", "currentFullscreenStrategy", "restoreOldWindowedStyle", "setCanvasElementSizeCallingThread", "setCanvasElementSizeMainThread", "demangle", "demangleAll", "getEnvStrings", "doReadv", "doWritev", "dlopenMissingError", "promiseMap", "uncaughtExceptionCount", "exceptionLast", "exceptionCaught", "Browser", "setMainLoop", "wget", "preloadPlugins", "FS_createPreloadedFile", "FS_modeStringToFlags", "FS_getMode", "FS", "MEMFS", "TTY", "PIPEFS", "SOCKFS", "tempFixedLengthArray", "miniTempWebGLFloatBuffers", "miniTempWebGLIntBuffers", "heapObjectForWebGLType", "heapAccessShiftForWebGLHeap", "webgl_enable_ANGLE_instanced_arrays", "webgl_enable_OES_vertex_array_object", "webgl_enable_WEBGL_draw_buffers", "webgl_enable_WEBGL_multi_draw", "GL", "emscriptenWebGLGet", "computeUnpackAlignedImageSize", "colorChannelsInGlTextureFormat", "emscriptenWebGLGetTexPixelData", "__glGenObject", "webglGetUniformLocation", "webglPrepareUniformLocationsBeforeFirstUse", "webglGetLeftBracePos", "emscripten_webgl_power_preferences", "AL", "GLUT", "EGL", "GLEW", "IDBStore", "SDL", "SDL_gfx", "GLFW", "webgl_enable_WEBGL_draw_instanced_base_vertex_base_instance", "webgl_enable_WEBGL_multi_draw_instanced_base_vertex_base_instance", "allocateUTF8", "allocateUTF8OnStack", "terminateWorker", "killThread", "cleanupThread", "registerTLSInit", "cancelThread", "spawnThread", "exitOnMainThread", "proxyToMainThread", "emscripten_receive_on_main_thread_js_callArgs", "invokeEntryPoint", "checkMailbox", "GodotWebXR", "GodotWebSocket", "GodotRTCDataChannel", "GodotRTCPeerConnection", "GodotAudio", "GodotAudioWorklet", "GodotAudioScript", "GodotDisplayVK", "GodotDisplayCursor", "GodotDisplayScreen", "GodotDisplay", "GodotFetch", "IDHandler", "GodotConfig", "GodotFS", "GodotOS", "GodotEventListeners", "GodotPWA", "GodotRuntime", "GodotInputGamepads", "GodotInputDragDrop", "GodotInput", "GodotWebGL2", "GodotJSWrapper", "IDBFS" ]; + +unexportedSymbols.forEach(unexportedRuntimeSymbol); + +var calledRun; + +dependenciesFulfilled = function runCaller() { + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; +}; + +function callMain(args = []) { + assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); + assert(__ATPRERUN__.length == 0, "cannot call main when preRun functions remain to be called"); + var entryFunction = _main; + args.unshift(thisProgram); + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv >> 2; + args.forEach(arg => { + GROWABLE_HEAP_I32()[argv_ptr++] = stringToUTF8OnStack(arg); + }); + GROWABLE_HEAP_I32()[argv_ptr] = 0; + try { + var ret = entryFunction(argc, argv); + exitJS(ret, true); + return ret; + } catch (e) { + return handleException(e); + } +} + +function stackCheckInit() { + assert(!ENVIRONMENT_IS_PTHREAD); + _emscripten_stack_init(); + writeStackCookie(); +} + +function run(args = arguments_) { + if (runDependencies > 0) { + return; + } + if (!ENVIRONMENT_IS_PTHREAD) stackCheckInit(); + if (ENVIRONMENT_IS_PTHREAD) { + readyPromiseResolve(Module); + initRuntime(); + startWorker(Module); + return; + } + preRun(); + if (runDependencies > 0) { + return; + } + function doRun() { + if (calledRun) return; + calledRun = true; + Module["calledRun"] = true; + if (ABORT) return; + initRuntime(); + preMain(); + readyPromiseResolve(Module); + if (Module["onRuntimeInitialized"]) Module["onRuntimeInitialized"](); + if (shouldRunNow) callMain(args); + postRun(); + } + if (Module["setStatus"]) { + Module["setStatus"]("Running..."); + setTimeout(function() { + setTimeout(function() { + Module["setStatus"](""); + }, 1); + doRun(); + }, 1); + } else { + doRun(); + } + checkStackCookie(); +} + +if (Module["preInit"]) { + if (typeof Module["preInit"] == "function") Module["preInit"] = [ Module["preInit"] ]; + while (Module["preInit"].length > 0) { + Module["preInit"].pop()(); + } +} + +var shouldRunNow = false; + +if (Module["noInitialRun"]) shouldRunNow = false; + +run(); + + + return Godot.ready +} + +); +})(); +if (typeof exports === 'object' && typeof module === 'object') + module.exports = Godot; +else if (typeof define === 'function' && define['amd']) + define([], function() { return Godot; }); +else if (typeof exports === 'object') + exports["Godot"] = Godot; + +const Features = { // eslint-disable-line no-unused-vars + /** + * Check whether WebGL is available. Optionally, specify a particular version of WebGL to check for. + * + * @param {number=} [majorVersion=1] The major WebGL version to check for. + * @returns {boolean} If the given major version of WebGL is available. + * @function Engine.isWebGLAvailable + */ + isWebGLAvailable: function (majorVersion = 1) { + try { + return !!document.createElement('canvas').getContext(['webgl', 'webgl2'][majorVersion - 1]); + } catch (e) { /* Not available */ } + return false; + }, + + /** + * Check whether the Fetch API available and supports streaming responses. + * + * @returns {boolean} If the Fetch API is available and supports streaming responses. + * @function Engine.isFetchAvailable + */ + isFetchAvailable: function () { + return 'fetch' in window && 'Response' in window && 'body' in window.Response.prototype; + }, + + /** + * Check whether the engine is running in a Secure Context. + * + * @returns {boolean} If the engine is running in a Secure Context. + * @function Engine.isSecureContext + */ + isSecureContext: function () { + return window['isSecureContext'] === true; + }, + + /** + * Check whether the engine is cross origin isolated. + * This value is dependent on Cross-Origin-Opener-Policy and Cross-Origin-Embedder-Policy headers sent by the server. + * + * @returns {boolean} If the engine is running in a Secure Context. + * @function Engine.isSecureContext + */ + isCrossOriginIsolated: function () { + return window['crossOriginIsolated'] === true; + }, + + /** + * Check whether SharedBufferArray is available. + * + * Most browsers require the page to be running in a secure context, and the + * the server to provide specific CORS headers for SharedArrayBuffer to be available. + * + * @returns {boolean} If SharedArrayBuffer is available. + * @function Engine.isSharedArrayBufferAvailable + */ + isSharedArrayBufferAvailable: function () { + return 'SharedArrayBuffer' in window; + }, + + /** + * Check whether the AudioContext supports AudioWorkletNodes. + * + * @returns {boolean} If AudioWorkletNode is available. + * @function Engine.isAudioWorkletAvailable + */ + isAudioWorkletAvailable: function () { + return 'AudioContext' in window && 'audioWorklet' in AudioContext.prototype; + }, + + /** + * Return an array of missing required features (as string). + * + * @returns {Array} A list of human-readable missing features. + * @function Engine.getMissingFeatures + */ + getMissingFeatures: function () { + const missing = []; + if (!Features.isWebGLAvailable(2)) { + missing.push('WebGL2 - Check web browser configuration and hardware support'); + } + if (!Features.isFetchAvailable()) { + missing.push('Fetch - Check web browser version'); + } + if (!Features.isSecureContext()) { + missing.push('Secure Context - Check web server configuration (use HTTPS)'); + } + if (!Features.isCrossOriginIsolated()) { + missing.push('Cross Origin Isolation - Check web server configuration (send correct headers)'); + } + if (!Features.isSharedArrayBufferAvailable()) { + missing.push('SharedArrayBuffer - Check web server configuration (send correct headers)'); + } + // Audio is normally optional since we have a dummy fallback. + return missing; + }, +}; + +const Preloader = /** @constructor */ function () { // eslint-disable-line no-unused-vars + function getTrackedResponse(response, load_status) { + function onloadprogress(reader, controller) { + return reader.read().then(function (result) { + if (load_status.done) { + return Promise.resolve(); + } + if (result.value) { + controller.enqueue(result.value); + load_status.loaded += result.value.length; + } + if (!result.done) { + return onloadprogress(reader, controller); + } + load_status.done = true; + return Promise.resolve(); + }); + } + const reader = response.body.getReader(); + return new Response(new ReadableStream({ + start: function (controller) { + onloadprogress(reader, controller).then(function () { + controller.close(); + }); + }, + }), { headers: response.headers }); + } + + function loadFetch(file, tracker, fileSize, raw) { + tracker[file] = { + total: fileSize || 0, + loaded: 0, + done: false, + }; + return fetch(file).then(function (response) { + if (!response.ok) { + return Promise.reject(new Error(`Failed loading file '${file}'`)); + } + const tr = getTrackedResponse(response, tracker[file]); + if (raw) { + return Promise.resolve(tr); + } + return tr.arrayBuffer(); + }); + } + + function retry(func, attempts = 1) { + function onerror(err) { + if (attempts <= 1) { + return Promise.reject(err); + } + return new Promise(function (resolve, reject) { + setTimeout(function () { + retry(func, attempts - 1).then(resolve).catch(reject); + }, 1000); + }); + } + return func().catch(onerror); + } + + const DOWNLOAD_ATTEMPTS_MAX = 4; + const loadingFiles = {}; + const lastProgress = { loaded: 0, total: 0 }; + let progressFunc = null; + + const animateProgress = function () { + let loaded = 0; + let total = 0; + let totalIsValid = true; + let progressIsFinal = true; + + Object.keys(loadingFiles).forEach(function (file) { + const stat = loadingFiles[file]; + if (!stat.done) { + progressIsFinal = false; + } + if (!totalIsValid || stat.total === 0) { + totalIsValid = false; + total = 0; + } else { + total += stat.total; + } + loaded += stat.loaded; + }); + if (loaded !== lastProgress.loaded || total !== lastProgress.total) { + lastProgress.loaded = loaded; + lastProgress.total = total; + if (typeof progressFunc === 'function') { + progressFunc(loaded, total); + } + } + if (!progressIsFinal) { + requestAnimationFrame(animateProgress); + } + }; + + this.animateProgress = animateProgress; + + this.setProgressFunc = function (callback) { + progressFunc = callback; + }; + + this.loadPromise = function (file, fileSize, raw = false) { + return retry(loadFetch.bind(null, file, loadingFiles, fileSize, raw), DOWNLOAD_ATTEMPTS_MAX); + }; + + this.preloadedFiles = []; + this.preload = function (pathOrBuffer, destPath, fileSize) { + let buffer = null; + if (typeof pathOrBuffer === 'string') { + const me = this; + return this.loadPromise(pathOrBuffer, fileSize).then(function (buf) { + me.preloadedFiles.push({ + path: destPath || pathOrBuffer, + buffer: buf, + }); + return Promise.resolve(); + }); + } else if (pathOrBuffer instanceof ArrayBuffer) { + buffer = new Uint8Array(pathOrBuffer); + } else if (ArrayBuffer.isView(pathOrBuffer)) { + buffer = new Uint8Array(pathOrBuffer.buffer); + } + if (buffer) { + this.preloadedFiles.push({ + path: destPath, + buffer: pathOrBuffer, + }); + return Promise.resolve(); + } + return Promise.reject(new Error('Invalid object for preloading')); + }; +}; + +/** + * An object used to configure the Engine instance based on godot export options, and to override those in custom HTML + * templates if needed. + * + * @header Engine configuration + * @summary The Engine configuration object. This is just a typedef, create it like a regular object, e.g.: + * + * ``const MyConfig = { executable: 'godot', unloadAfterInit: false }`` + * + * @typedef {Object} EngineConfig + */ +const EngineConfig = {}; // eslint-disable-line no-unused-vars + +/** + * @struct + * @constructor + * @ignore + */ +const InternalConfig = function (initConfig) { // eslint-disable-line no-unused-vars + const cfg = /** @lends {InternalConfig.prototype} */ { + /** + * Whether the unload the engine automatically after the instance is initialized. + * + * @memberof EngineConfig + * @default + * @type {boolean} + */ + unloadAfterInit: true, + /** + * The HTML DOM Canvas object to use. + * + * By default, the first canvas element in the document will be used is none is specified. + * + * @memberof EngineConfig + * @default + * @type {?HTMLCanvasElement} + */ + canvas: null, + /** + * The name of the WASM file without the extension. (Set by Godot Editor export process). + * + * @memberof EngineConfig + * @default + * @type {string} + */ + executable: '', + /** + * An alternative name for the game pck to load. The executable name is used otherwise. + * + * @memberof EngineConfig + * @default + * @type {?string} + */ + mainPack: null, + /** + * Specify a language code to select the proper localization for the game. + * + * The browser locale will be used if none is specified. See complete list of + * :ref:`supported locales `. + * + * @memberof EngineConfig + * @type {?string} + * @default + */ + locale: null, + /** + * The canvas resize policy determines how the canvas should be resized by Godot. + * + * ``0`` means Godot won't do any resizing. This is useful if you want to control the canvas size from + * javascript code in your template. + * + * ``1`` means Godot will resize the canvas on start, and when changing window size via engine functions. + * + * ``2`` means Godot will adapt the canvas size to match the whole browser window. + * + * @memberof EngineConfig + * @type {number} + * @default + */ + canvasResizePolicy: 2, + /** + * The arguments to be passed as command line arguments on startup. + * + * See :ref:`command line tutorial `. + * + * **Note**: :js:meth:`startGame ` will always add the ``--main-pack`` argument. + * + * @memberof EngineConfig + * @type {Array} + * @default + */ + args: [], + /** + * When enabled, the game canvas will automatically grab the focus when the engine starts. + * + * @memberof EngineConfig + * @type {boolean} + * @default + */ + focusCanvas: true, + /** + * When enabled, this will turn on experimental virtual keyboard support on mobile. + * + * @memberof EngineConfig + * @type {boolean} + * @default + */ + experimentalVK: false, + /** + * The progressive web app service worker to install. + * @memberof EngineConfig + * @default + * @type {string} + */ + serviceWorker: '', + /** + * @ignore + * @type {Array.} + */ + persistentPaths: ['/userfs'], + /** + * @ignore + * @type {boolean} + */ + persistentDrops: false, + /** + * @ignore + * @type {Array.} + */ + gdextensionLibs: [], + /** + * @ignore + * @type {Array.} + */ + fileSizes: [], + /** + * A callback function for handling Godot's ``OS.execute`` calls. + * + * This is for example used in the Web Editor template to switch between project manager and editor, and for running the game. + * + * @callback EngineConfig.onExecute + * @param {string} path The path that Godot's wants executed. + * @param {Array.} args The arguments of the "command" to execute. + */ + /** + * @ignore + * @type {?function(string, Array.)} + */ + onExecute: null, + /** + * A callback function for being notified when the Godot instance quits. + * + * **Note**: This function will not be called if the engine crashes or become unresponsive. + * + * @callback EngineConfig.onExit + * @param {number} status_code The status code returned by Godot on exit. + */ + /** + * @ignore + * @type {?function(number)} + */ + onExit: null, + /** + * A callback function for displaying download progress. + * + * The function is called once per frame while downloading files, so the usage of ``requestAnimationFrame()`` + * is not necessary. + * + * If the callback function receives a total amount of bytes as 0, this means that it is impossible to calculate. + * Possible reasons include: + * + * - Files are delivered with server-side chunked compression + * - Files are delivered with server-side compression on Chromium + * - Not all file downloads have started yet (usually on servers without multi-threading) + * + * @callback EngineConfig.onProgress + * @param {number} current The current amount of downloaded bytes so far. + * @param {number} total The total amount of bytes to be downloaded. + */ + /** + * @ignore + * @type {?function(number, number)} + */ + onProgress: null, + /** + * A callback function for handling the standard output stream. This method should usually only be used in debug pages. + * + * By default, ``console.log()`` is used. + * + * @callback EngineConfig.onPrint + * @param {...*} [var_args] A variadic number of arguments to be printed. + */ + /** + * @ignore + * @type {?function(...*)} + */ + onPrint: function () { + console.log.apply(console, Array.from(arguments)); // eslint-disable-line no-console + }, + /** + * A callback function for handling the standard error stream. This method should usually only be used in debug pages. + * + * By default, ``console.error()`` is used. + * + * @callback EngineConfig.onPrintError + * @param {...*} [var_args] A variadic number of arguments to be printed as errors. + */ + /** + * @ignore + * @type {?function(...*)} + */ + onPrintError: function (var_args) { + console.error.apply(console, Array.from(arguments)); // eslint-disable-line no-console + }, + }; + + /** + * @ignore + * @struct + * @constructor + * @param {EngineConfig} opts + */ + function Config(opts) { + this.update(opts); + } + + Config.prototype = cfg; + + /** + * @ignore + * @param {EngineConfig} opts + */ + Config.prototype.update = function (opts) { + const config = opts || {}; + // NOTE: We must explicitly pass the default, accessing it via + // the key will fail due to closure compiler renames. + function parse(key, def) { + if (typeof (config[key]) === 'undefined') { + return def; + } + return config[key]; + } + // Module config + this.unloadAfterInit = parse('unloadAfterInit', this.unloadAfterInit); + this.onPrintError = parse('onPrintError', this.onPrintError); + this.onPrint = parse('onPrint', this.onPrint); + this.onProgress = parse('onProgress', this.onProgress); + + // Godot config + this.canvas = parse('canvas', this.canvas); + this.executable = parse('executable', this.executable); + this.mainPack = parse('mainPack', this.mainPack); + this.locale = parse('locale', this.locale); + this.canvasResizePolicy = parse('canvasResizePolicy', this.canvasResizePolicy); + this.persistentPaths = parse('persistentPaths', this.persistentPaths); + this.persistentDrops = parse('persistentDrops', this.persistentDrops); + this.experimentalVK = parse('experimentalVK', this.experimentalVK); + this.focusCanvas = parse('focusCanvas', this.focusCanvas); + this.serviceWorker = parse('serviceWorker', this.serviceWorker); + this.gdextensionLibs = parse('gdextensionLibs', this.gdextensionLibs); + this.fileSizes = parse('fileSizes', this.fileSizes); + this.args = parse('args', this.args); + this.onExecute = parse('onExecute', this.onExecute); + this.onExit = parse('onExit', this.onExit); + }; + + /** + * @ignore + * @param {string} loadPath + * @param {Response} response + */ + Config.prototype.getModuleConfig = function (loadPath, response) { + let r = response; + return { + 'print': this.onPrint, + 'printErr': this.onPrintError, + 'thisProgram': this.executable, + 'noExitRuntime': false, + 'dynamicLibraries': [`${loadPath}.side.wasm`], + 'instantiateWasm': function (imports, onSuccess) { + function done(result) { + onSuccess(result['instance'], result['module']); + } + if (typeof (WebAssembly.instantiateStreaming) !== 'undefined') { + WebAssembly.instantiateStreaming(Promise.resolve(r), imports).then(done); + } else { + r.arrayBuffer().then(function (buffer) { + WebAssembly.instantiate(buffer, imports).then(done); + }); + } + r = null; + return {}; + }, + 'locateFile': function (path) { + if (!path.startsWith('godot.')) { + return path; + } else if (path.endsWith('.worker.js')) { + return `${loadPath}.worker.js`; + } else if (path.endsWith('.audio.worklet.js')) { + return `${loadPath}.audio.worklet.js`; + } else if (path.endsWith('.js')) { + return `${loadPath}.js`; + } else if (path.endsWith('.side.wasm')) { + return `${loadPath}.side.wasm`; + } else if (path.endsWith('.wasm')) { + return `${loadPath}.wasm`; + } + return path; + }, + }; + }; + + /** + * @ignore + * @param {function()} cleanup + */ + Config.prototype.getGodotConfig = function (cleanup) { + // Try to find a canvas + if (!(this.canvas instanceof HTMLCanvasElement)) { + const nodes = document.getElementsByTagName('canvas'); + if (nodes.length && nodes[0] instanceof HTMLCanvasElement) { + const first = nodes[0]; + this.canvas = /** @type {!HTMLCanvasElement} */ (first); + } + if (!this.canvas) { + throw new Error('No canvas found in page'); + } + } + // Canvas can grab focus on click, or key events won't work. + if (this.canvas.tabIndex < 0) { + this.canvas.tabIndex = 0; + } + + // Browser locale, or custom one if defined. + let locale = this.locale; + if (!locale) { + locale = navigator.languages ? navigator.languages[0] : navigator.language; + locale = locale.split('.')[0]; + } + locale = locale.replace('-', '_'); + const onExit = this.onExit; + + // Godot configuration. + return { + 'canvas': this.canvas, + 'canvasResizePolicy': this.canvasResizePolicy, + 'locale': locale, + 'persistentDrops': this.persistentDrops, + 'virtualKeyboard': this.experimentalVK, + 'focusCanvas': this.focusCanvas, + 'onExecute': this.onExecute, + 'onExit': function (p_code) { + cleanup(); // We always need to call the cleanup callback to free memory. + if (typeof (onExit) === 'function') { + onExit(p_code); + } + }, + }; + }; + return new Config(initConfig); +}; + +/** + * Projects exported for the Web expose the :js:class:`Engine` class to the JavaScript environment, that allows + * fine control over the engine's start-up process. + * + * This API is built in an asynchronous manner and requires basic understanding + * of `Promises `__. + * + * @module Engine + * @header Web export JavaScript reference + */ +const Engine = (function () { + const preloader = new Preloader(); + + let loadPromise = null; + let loadPath = ''; + let initPromise = null; + + /** + * @classdesc The ``Engine`` class provides methods for loading and starting exported projects on the Web. For default export + * settings, this is already part of the exported HTML page. To understand practical use of the ``Engine`` class, + * see :ref:`Custom HTML page for Web export `. + * + * @description Create a new Engine instance with the given configuration. + * + * @global + * @constructor + * @param {EngineConfig} initConfig The initial config for this instance. + */ + function Engine(initConfig) { // eslint-disable-line no-shadow + this.config = new InternalConfig(initConfig); + this.rtenv = null; + } + + /** + * Load the engine from the specified base path. + * + * @param {string} basePath Base path of the engine to load. + * @param {number=} [size=0] The file size if known. + * @returns {Promise} A Promise that resolves once the engine is loaded. + * + * @function Engine.load + */ + Engine.load = function (basePath, size) { + if (loadPromise == null) { + loadPath = basePath; + loadPromise = preloader.loadPromise(`${loadPath}.wasm`, size, true); + requestAnimationFrame(preloader.animateProgress); + } + return loadPromise; + }; + + /** + * Unload the engine to free memory. + * + * This method will be called automatically depending on the configuration. See :js:attr:`unloadAfterInit`. + * + * @function Engine.unload + */ + Engine.unload = function () { + loadPromise = null; + }; + + /** + * Safe Engine constructor, creates a new prototype for every new instance to avoid prototype pollution. + * @ignore + * @constructor + */ + function SafeEngine(initConfig) { + const proto = /** @lends Engine.prototype */ { + /** + * Initialize the engine instance. Optionally, pass the base path to the engine to load it, + * if it hasn't been loaded yet. See :js:meth:`Engine.load`. + * + * @param {string=} basePath Base path of the engine to load. + * @return {Promise} A ``Promise`` that resolves once the engine is loaded and initialized. + */ + init: function (basePath) { + if (initPromise) { + return initPromise; + } + if (loadPromise == null) { + if (!basePath) { + initPromise = Promise.reject(new Error('A base path must be provided when calling `init` and the engine is not loaded.')); + return initPromise; + } + Engine.load(basePath, this.config.fileSizes[`${basePath}.wasm`]); + } + const me = this; + function doInit(promise) { + // Care! Promise chaining is bogus with old emscripten versions. + // This caused a regression with the Mono build (which uses an older emscripten version). + // Make sure to test that when refactoring. + return new Promise(function (resolve, reject) { + promise.then(function (response) { + const cloned = new Response(response.clone().body, { 'headers': [['content-type', 'application/wasm']] }); + Godot(me.config.getModuleConfig(loadPath, cloned)).then(function (module) { + const paths = me.config.persistentPaths; + module['initFS'](paths).then(function (err) { + me.rtenv = module; + if (me.config.unloadAfterInit) { + Engine.unload(); + } + resolve(); + }); + }); + }); + }); + } + preloader.setProgressFunc(this.config.onProgress); + initPromise = doInit(loadPromise); + return initPromise; + }, + + /** + * Load a file so it is available in the instance's file system once it runs. Must be called **before** starting the + * instance. + * + * If not provided, the ``path`` is derived from the URL of the loaded file. + * + * @param {string|ArrayBuffer} file The file to preload. + * + * If a ``string`` the file will be loaded from that path. + * + * If an ``ArrayBuffer`` or a view on one, the buffer will used as the content of the file. + * + * @param {string=} path Path by which the file will be accessible. Required, if ``file`` is not a string. + * + * @returns {Promise} A Promise that resolves once the file is loaded. + */ + preloadFile: function (file, path) { + return preloader.preload(file, path, this.config.fileSizes[file]); + }, + + /** + * Start the engine instance using the given override configuration (if any). + * :js:meth:`startGame ` can be used in typical cases instead. + * + * This will initialize the instance if it is not initialized. For manual initialization, see :js:meth:`init `. + * The engine must be loaded beforehand. + * + * Fails if a canvas cannot be found on the page, or not specified in the configuration. + * + * @param {EngineConfig} override An optional configuration override. + * @return {Promise} Promise that resolves once the engine started. + */ + start: function (override) { + this.config.update(override); + const me = this; + return me.init().then(function () { + if (!me.rtenv) { + return Promise.reject(new Error('The engine must be initialized before it can be started')); + } + + let config = {}; + try { + config = me.config.getGodotConfig(function () { + me.rtenv = null; + }); + } catch (e) { + return Promise.reject(e); + } + // Godot configuration. + me.rtenv['initConfig'](config); + + // Preload GDExtension libraries. + const libs = []; + if (me.config.gdextensionLibs.length > 0 && !me.rtenv['loadDynamicLibrary']) { + return Promise.reject(new Error('GDExtension libraries are not supported by this engine version. ' + + 'Enable "Extensions Support" for your export preset and/or build your custom template with "dlink_enabled=yes".')); + } + me.config.gdextensionLibs.forEach(function (lib) { + libs.push(me.rtenv['loadDynamicLibrary'](lib, { 'loadAsync': true })); + }); + return Promise.all(libs).then(function () { + return new Promise(function (resolve, reject) { + preloader.preloadedFiles.forEach(function (file) { + me.rtenv['copyToFS'](file.path, file.buffer); + }); + preloader.preloadedFiles.length = 0; // Clear memory + me.rtenv['callMain'](me.config.args); + initPromise = null; + if (me.config.serviceWorker && 'serviceWorker' in navigator) { + navigator.serviceWorker.register(me.config.serviceWorker); + } + resolve(); + }); + }); + }); + }, + + /** + * Start the game instance using the given configuration override (if any). + * + * This will initialize the instance if it is not initialized. For manual initialization, see :js:meth:`init `. + * + * This will load the engine if it is not loaded, and preload the main pck. + * + * This method expects the initial config (or the override) to have both the :js:attr:`executable` and :js:attr:`mainPack` + * properties set (normally done by the editor during export). + * + * @param {EngineConfig} override An optional configuration override. + * @return {Promise} Promise that resolves once the game started. + */ + startGame: function (override) { + this.config.update(override); + // Add main-pack argument. + const exe = this.config.executable; + const pack = this.config.mainPack || `${exe}.pck`; + this.config.args = ['--main-pack', pack].concat(this.config.args); + // Start and init with execName as loadPath if not inited. + const me = this; + return Promise.all([ + this.init(exe), + this.preloadFile(pack, pack), + ]).then(function () { + return me.start.apply(me); + }); + }, + + /** + * Create a file at the specified ``path`` with the passed as ``buffer`` in the instance's file system. + * + * @param {string} path The location where the file will be created. + * @param {ArrayBuffer} buffer The content of the file. + */ + copyToFS: function (path, buffer) { + if (this.rtenv == null) { + throw new Error('Engine must be inited before copying files'); + } + this.rtenv['copyToFS'](path, buffer); + }, + + /** + * Request that the current instance quit. + * + * This is akin the user pressing the close button in the window manager, and will + * have no effect if the engine has crashed, or is stuck in a loop. + * + */ + requestQuit: function () { + if (this.rtenv) { + this.rtenv['request_quit'](); + } + }, + }; + + Engine.prototype = proto; + // Closure compiler exported instance methods. + Engine.prototype['init'] = Engine.prototype.init; + Engine.prototype['preloadFile'] = Engine.prototype.preloadFile; + Engine.prototype['start'] = Engine.prototype.start; + Engine.prototype['startGame'] = Engine.prototype.startGame; + Engine.prototype['copyToFS'] = Engine.prototype.copyToFS; + Engine.prototype['requestQuit'] = Engine.prototype.requestQuit; + // Also expose static methods as instance methods + Engine.prototype['load'] = Engine.load; + Engine.prototype['unload'] = Engine.unload; + return new Engine(initConfig); + } + + // Closure compiler exported static methods. + SafeEngine['load'] = Engine.load; + SafeEngine['unload'] = Engine.unload; + + // Feature-detection utilities. + SafeEngine['isWebGLAvailable'] = Features.isWebGLAvailable; + SafeEngine['isFetchAvailable'] = Features.isFetchAvailable; + SafeEngine['isSecureContext'] = Features.isSecureContext; + SafeEngine['isCrossOriginIsolated'] = Features.isCrossOriginIsolated; + SafeEngine['isSharedArrayBufferAvailable'] = Features.isSharedArrayBufferAvailable; + SafeEngine['isAudioWorkletAvailable'] = Features.isAudioWorkletAvailable; + SafeEngine['getMissingFeatures'] = Features.getMissingFeatures; + + return SafeEngine; +}()); +if (typeof window !== 'undefined') { + window['Engine'] = Engine; +} diff --git a/index.pck b/index.pck new file mode 100644 index 0000000..35983ff Binary files /dev/null and b/index.pck differ diff --git a/index.png b/index.png new file mode 100644 index 0000000..80f7311 Binary files /dev/null and b/index.png differ diff --git a/index.wasm b/index.wasm new file mode 100644 index 0000000..86e9fcb Binary files /dev/null and b/index.wasm differ diff --git a/index.worker.js b/index.worker.js new file mode 100644 index 0000000..95147a2 --- /dev/null +++ b/index.worker.js @@ -0,0 +1,161 @@ +/** + * @license + * Copyright 2015 The Emscripten Authors + * SPDX-License-Identifier: MIT + */ + +// Pthread Web Worker startup routine: +// This is the entry point file that is loaded first by each Web Worker +// that executes pthreads on the Emscripten application. + +'use strict'; + +var Module = {}; + +// Thread-local guard variable for one-time init of the JS state +var initializedJS = false; + +function assert(condition, text) { + if (!condition) abort('Assertion failed: ' + text); +} + +function threadPrintErr() { + var text = Array.prototype.slice.call(arguments).join(' '); + console.error(text); +} +function threadAlert() { + var text = Array.prototype.slice.call(arguments).join(' '); + postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()}); +} +// We don't need out() for now, but may need to add it if we want to use it +// here. Or, if this code all moves into the main JS, that problem will go +// away. (For now, adding it here increases code size for no benefit.) +var out = () => { throw 'out() is not defined in worker.js.'; } +var err = threadPrintErr; +self.alert = threadAlert; + +Module['instantiateWasm'] = (info, receiveInstance) => { + // Instantiate from the module posted from the main thread. + // We can just use sync instantiation in the worker. + var module = Module['wasmModule']; + // We don't need the module anymore; new threads will be spawned from the main thread. + Module['wasmModule'] = null; + var instance = new WebAssembly.Instance(module, info); + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, + // the above line no longer optimizes out down to the following line. + // When the regression is fixed, we can remove this if/else. + return receiveInstance(instance); +} + +// Turn unhandled rejected promises into errors so that the main thread will be +// notified about them. +self.onunhandledrejection = (e) => { + throw e.reason ?? e; +}; + +function handleMessage(e) { + try { + if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code. + + // Until we initialize the runtime, queue up any further incoming messages. + let messageQueue = []; + self.onmessage = (e) => messageQueue.push(e); + + // And add a callback for when the runtime is initialized. + self.startWorker = (instance) => { + Module = instance; + // Notify the main thread that this thread has loaded. + postMessage({ 'cmd': 'loaded' }); + // Process any messages that were queued before the thread was ready. + for (let msg of messageQueue) { + handleMessage(msg); + } + // Restore the real message handler. + self.onmessage = handleMessage; + }; + + // Module and memory were sent from main thread + Module['wasmModule'] = e.data.wasmModule; + + // Use `const` here to ensure that the variable is scoped only to + // that iteration, allowing safe reference from a closure. + for (const handler of e.data.handlers) { + Module[handler] = function() { + postMessage({ cmd: 'callHandler', handler, args: [...arguments] }); + } + } + + Module['wasmMemory'] = e.data.wasmMemory; + + Module['buffer'] = Module['wasmMemory'].buffer; + + Module['workerID'] = e.data.workerID; + + Module['ENVIRONMENT_IS_PTHREAD'] = true; + + if (typeof e.data.urlOrBlob == 'string') { + importScripts(e.data.urlOrBlob); + } else { + var objectUrl = URL.createObjectURL(e.data.urlOrBlob); + importScripts(objectUrl); + URL.revokeObjectURL(objectUrl); + } + Godot(Module); + } else if (e.data.cmd === 'run') { + // Pass the thread address to wasm to store it for fast access. + Module['__emscripten_thread_init'](e.data.pthread_ptr, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0, /*canBlock=*/1); + + // Await mailbox notifications with `Atomics.waitAsync` so we can start + // using the fast `Atomics.notify` notification path. + Module['__emscripten_thread_mailbox_await'](e.data.pthread_ptr); + + assert(e.data.pthread_ptr); + // Also call inside JS module to set up the stack frame for this pthread in JS module scope + Module['establishStackSpace'](); + Module['PThread'].receiveObjectTransfer(e.data); + Module['PThread'].threadInitTLS(); + + if (!initializedJS) { + initializedJS = true; + } + + try { + Module['invokeEntryPoint'](e.data.start_routine, e.data.arg); + } catch(ex) { + if (ex != 'unwind') { + // The pthread "crashed". Do not call `_emscripten_thread_exit` (which + // would make this thread joinable). Instead, re-throw the exception + // and let the top level handler propagate it back to the main thread. + throw ex; + } + } + } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread. + if (Module['_pthread_self']()) { + Module['__emscripten_thread_exit'](-1); + } + } else if (e.data.target === 'setimmediate') { + // no-op + } else if (e.data.cmd === 'checkMailbox') { + if (initializedJS) { + Module['checkMailbox'](); + } + } else if (e.data.cmd) { + // The received message looks like something that should be handled by this message + // handler, (since there is a e.data.cmd field present), but is not one of the + // recognized commands: + err('worker.js received unknown command ' + e.data.cmd); + err(e.data); + } + } catch(ex) { + err('worker.js onmessage() captured an uncaught exception: ' + ex); + if (ex && ex.stack) err(ex.stack); + if (Module['__emscripten_thread_crashed']) { + Module['__emscripten_thread_crashed'](); + } + throw ex; + } +}; + +self.onmessage = handleMessage; + +