angular-3d-viewer
Version:
1,206 lines (1,203 loc) • 4.92 MB
JavaScript
var WebIFC = (() => {
var __defProp = Object.defineProperty;
var __defProps = Object.defineProperties;
var __getOwnPropDescs = Object.getOwnPropertyDescriptors;
var __getOwnPropSymbols = Object.getOwnPropertySymbols;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __propIsEnum = Object.prototype.propertyIsEnumerable;
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __spreadValues = (a, b) => {
for (var prop in b || (b = {}))
if (__hasOwnProp.call(b, prop))
__defNormalProp(a, prop, b[prop]);
if (__getOwnPropSymbols)
for (var prop of __getOwnPropSymbols(b)) {
if (__propIsEnum.call(b, prop))
__defNormalProp(a, prop, b[prop]);
}
return a;
};
var __spreadProps = (a, b) => __defProps(a, __getOwnPropDescs(b));
var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
var __require = /* @__PURE__ */ ((x) => typeof require !== "undefined" ? require : typeof Proxy !== "undefined" ? new Proxy(x, {
get: (a, b) => (typeof require !== "undefined" ? require : a)[b]
}) : x)(function(x) {
if (typeof require !== "undefined")
return require.apply(this, arguments);
throw new Error('Dynamic require of "' + x + '" is not supported');
});
var __commonJS = (cb, mod) => function __require2() {
return mod || (0, cb[Object.keys(cb)[0]])((mod = { exports: {} }).exports, mod), mod.exports;
};
var __export = (target, all) => {
__markAsModule(target);
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __async = (__this, __arguments, generator) => {
return new Promise((resolve, reject) => {
var fulfilled = (value) => {
try {
step(generator.next(value));
} catch (e) {
reject(e);
}
};
var rejected = (value) => {
try {
step(generator.throw(value));
} catch (e) {
reject(e);
}
};
var step = (x) => x.done ? resolve(x.value) : Promise.resolve(x.value).then(fulfilled, rejected);
step((generator = generator.apply(__this, __arguments)).next());
});
};
// (disabled):crypto
var require_crypto = __commonJS({
"(disabled):crypto"() {
}
});
// dist/web-ifc-mt.js
var require_web_ifc_mt = __commonJS({
"dist/web-ifc-mt.js"(exports, module) {
var WebIFCWasm2 = (() => {
var _scriptDir = typeof document !== "undefined" && document.currentScript ? document.currentScript.src : void 0;
if (typeof __filename !== "undefined")
_scriptDir = _scriptDir || __filename;
return function(WebIFCWasm3 = {}) {
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 WebIFCWasm3 != "undefined" ? WebIFCWasm3 : {};
var readyPromiseResolve, readyPromiseReject;
Module["ready"] = new Promise(function(resolve, reject) {
readyPromiseResolve = resolve;
readyPromiseReject = reject;
});
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_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;
function logExceptionOnExit(e) {
if (e instanceof ExitStatus)
return;
let toLog = e;
err("exiting due to exception: " + toLog);
}
if (ENVIRONMENT_IS_NODE) {
var fs = __require("fs");
var nodePath = __require("path");
if (ENVIRONMENT_IS_WORKER) {
scriptDirectory = nodePath.dirname(scriptDirectory) + "/";
} else {
scriptDirectory = __dirname + "/";
}
read_ = (filename, binary) => {
filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
return fs.readFileSync(filename, binary ? void 0 : "utf8");
};
readBinary = (filename) => {
var ret = read_(filename, true);
if (!ret.buffer) {
ret = new Uint8Array(ret);
}
return ret;
};
readAsync = (filename, onload, onerror) => {
filename = isFileURI(filename) ? new URL(filename) : nodePath.normalize(filename);
fs.readFile(filename, function(err2, data) {
if (err2)
onerror(err2);
else
onload(data.buffer);
});
};
if (process["argv"].length > 1) {
thisProgram = process["argv"][1].replace(/\\/g, "/");
}
arguments_ = process["argv"].slice(2);
process["on"]("uncaughtException", function(ex) {
if (!(ex instanceof ExitStatus)) {
throw ex;
}
});
var nodeMajor = process.version.match(/^v(\d+)\./)[1];
if (nodeMajor < 15) {
process["on"]("unhandledRejection", function(reason) {
throw reason;
});
}
quit_ = (status, toThrow) => {
if (keepRuntimeAlive()) {
process["exitCode"] = status;
throw toThrow;
}
logExceptionOnExit(toThrow);
process["exit"](status);
};
Module["inspect"] = function() {
return "[Emscripten Module object]";
};
let nodeWorkerThreads;
try {
nodeWorkerThreads = __require("worker_threads");
} catch (e) {
console.error('The "worker_threads" module is not supported in this node.js build - perhaps a newer version is needed?');
throw e;
}
global.Worker = nodeWorkerThreads.Worker;
} 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 (!ENVIRONMENT_IS_NODE) {
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 {
}
if (ENVIRONMENT_IS_NODE) {
if (typeof performance == "undefined") {
global.performance = __require("perf_hooks").performance;
}
}
var defaultPrint = console.log.bind(console);
var defaultPrintErr = console.warn.bind(console);
if (ENVIRONMENT_IS_NODE) {
defaultPrint = (str) => fs.writeSync(1, str + "\n");
defaultPrintErr = (str) => fs.writeSync(2, str + "\n");
}
var out = Module["print"] || defaultPrint;
var err = Module["printErr"] || defaultPrintErr;
Object.assign(Module, moduleOverrides);
moduleOverrides = null;
if (Module["arguments"])
arguments_ = Module["arguments"];
if (Module["thisProgram"])
thisProgram = Module["thisProgram"];
if (Module["quit"])
quit_ = Module["quit"];
var wasmBinary;
if (Module["wasmBinary"])
wasmBinary = Module["wasmBinary"];
var noExitRuntime = Module["noExitRuntime"] || true;
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(text);
}
}
var UTF8Decoder = typeof TextDecoder != "undefined" ? new TextDecoder("utf8") : void 0;
function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
idx >>>= 0;
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 {
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;
}
function UTF8ToString(ptr, maxBytesToRead) {
ptr >>>= 0;
return ptr ? UTF8ArrayToString(GROWABLE_HEAP_U8(), ptr, maxBytesToRead) : "";
}
function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
outIdx >>>= 0;
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++ >>> 0] = u;
} else if (u <= 2047) {
if (outIdx + 1 >= endIdx)
break;
heap[outIdx++ >>> 0] = 192 | u >> 6;
heap[outIdx++ >>> 0] = 128 | u & 63;
} else if (u <= 65535) {
if (outIdx + 2 >= endIdx)
break;
heap[outIdx++ >>> 0] = 224 | u >> 12;
heap[outIdx++ >>> 0] = 128 | u >> 6 & 63;
heap[outIdx++ >>> 0] = 128 | u & 63;
} else {
if (outIdx + 3 >= endIdx)
break;
heap[outIdx++ >>> 0] = 240 | u >> 18;
heap[outIdx++ >>> 0] = 128 | u >> 12 & 63;
heap[outIdx++ >>> 0] = 128 | u >> 6 & 63;
heap[outIdx++ >>> 0] = 128 | u & 63;
}
}
heap[outIdx >>> 0] = 0;
return outIdx - startIdx;
}
function stringToUTF8(str, outPtr, maxBytesToWrite) {
return stringToUTF8Array(str, GROWABLE_HEAP_U8(), outPtr, maxBytesToWrite);
}
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;
}
var 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);
}
var INITIAL_MEMORY = Module["INITIAL_MEMORY"] || 16777216;
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": 4294967296 / 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;
var wasmTable;
var __ATPRERUN__ = [];
var __ATINIT__ = [];
var __ATPOSTRUN__ = [];
var runtimeInitialized = false;
function keepRuntimeAlive() {
return noExitRuntime;
}
function preRun() {
if (Module["preRun"]) {
if (typeof Module["preRun"] == "function")
Module["preRun"] = [Module["preRun"]];
while (Module["preRun"].length) {
addOnPreRun(Module["preRun"].shift());
}
}
callRuntimeCallbacks(__ATPRERUN__);
}
function initRuntime() {
runtimeInitialized = true;
if (ENVIRONMENT_IS_PTHREAD)
return;
if (!Module["noFSInit"] && !FS.init.initialized)
FS.init();
FS.ignorePermissions = false;
TTY.init();
callRuntimeCallbacks(__ATINIT__);
}
function postRun() {
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 addOnPostRun(cb) {
__ATPOSTRUN__.unshift(cb);
}
var runDependencies = 0;
var runDependencyWatcher = null;
var dependenciesFulfilled = null;
function getUniqueRunDependency(id) {
return id;
}
function addRunDependency(id) {
runDependencies++;
if (Module["monitorRunDependencies"]) {
Module["monitorRunDependencies"](runDependencies);
}
}
function removeRunDependency(id) {
runDependencies--;
if (Module["monitorRunDependencies"]) {
Module["monitorRunDependencies"](runDependencies);
}
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;
what += ". Build with -sASSERTIONS for more info.";
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://");
}
var wasmBinaryFile;
wasmBinaryFile = "web-ifc-mt.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 (err2) {
abort(err2);
}
}
function getBinaryPromise() {
if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
if (typeof fetch == "function" && !isFileURI(wasmBinaryFile)) {
return fetch(wasmBinaryFile, { credentials: "same-origin" }).then(function(response) {
if (!response["ok"]) {
throw "failed to load wasm binary file at '" + wasmBinaryFile + "'";
}
return response["arrayBuffer"]();
}).catch(function() {
return getBinary(wasmBinaryFile);
});
} else {
if (readAsync) {
return new Promise(function(resolve, reject) {
readAsync(wasmBinaryFile, function(response) {
resolve(new Uint8Array(response));
}, reject);
});
}
}
}
return Promise.resolve().then(function() {
return getBinary(wasmBinaryFile);
});
}
function createWasm() {
var info = { "a": wasmImports };
function receiveInstance(instance, module2) {
var exports3 = instance.exports;
Module["asm"] = exports3;
registerTLSInit(Module["asm"]["ma"]);
wasmTable = Module["asm"]["ka"];
addOnInit(Module["asm"]["ja"]);
wasmModule = module2;
PThread.loadWasmModuleToAllWorkers(() => removeRunDependency("wasm-instantiate"));
}
addRunDependency("wasm-instantiate");
function receiveInstantiationResult(result) {
receiveInstance(result["instance"], result["module"]);
}
function instantiateArrayBuffer(receiver) {
return getBinaryPromise().then(function(binary) {
return WebAssembly.instantiate(binary, info);
}).then(function(instance) {
return instance;
}).then(receiver, function(reason) {
err("failed to asynchronously prepare wasm: " + reason);
abort(reason);
});
}
function instantiateAsync() {
if (!wasmBinary && typeof WebAssembly.instantiateStreaming == "function" && !isDataURI(wasmBinaryFile) && !isFileURI(wasmBinaryFile) && !ENVIRONMENT_IS_NODE && typeof fetch == "function") {
return fetch(wasmBinaryFile, { credentials: "same-origin" }).then(function(response) {
var result = WebAssembly.instantiateStreaming(response, info);
return result.then(receiveInstantiationResult, function(reason) {
err("wasm streaming compile failed: " + reason);
err("falling back to ArrayBuffer instantiation");
return instantiateArrayBuffer(receiveInstantiationResult);
});
});
} else {
return instantiateArrayBuffer(receiveInstantiationResult);
}
}
if (Module["instantiateWasm"]) {
try {
var exports2 = Module["instantiateWasm"](info, receiveInstance);
return exports2;
} catch (e) {
err("Module.instantiateWasm callback failed with error: " + e);
readyPromiseReject(e);
}
}
instantiateAsync().catch(readyPromiseReject);
return {};
}
var tempDouble;
var tempI64;
function ExitStatus(status) {
this.name = "ExitStatus";
this.message = "Program terminated with exit(" + status + ")";
this.status = status;
}
function killThread(pthread_ptr) {
var worker = PThread.pthreads[pthread_ptr];
delete PThread.pthreads[pthread_ptr];
worker.terminate();
__emscripten_thread_free_data(pthread_ptr);
PThread.runningWorkers.splice(PThread.runningWorkers.indexOf(worker), 1);
worker.pthread_ptr = 0;
}
function cancelThread(pthread_ptr) {
var worker = PThread.pthreads[pthread_ptr];
worker.postMessage({ "cmd": "cancel" });
}
function cleanupThread(pthread_ptr) {
var worker = PThread.pthreads[pthread_ptr];
assert(worker);
PThread.returnWorkerToPool(worker);
}
function spawnThread(threadParams) {
var worker = PThread.getNewWorker();
if (!worker) {
return 6;
}
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 };
if (ENVIRONMENT_IS_NODE) {
worker.ref();
}
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 getRandomDevice() {
if (typeof crypto == "object" && typeof crypto["getRandomValues"] == "function") {
var randomBuffer = new Uint8Array(1);
return () => {
crypto.getRandomValues(randomBuffer);
return randomBuffer[0];
};
} else if (ENVIRONMENT_IS_NODE) {
try {
var crypto_module = require_crypto();
return () => crypto_module["randomBytes"](1)[0];
} catch (e) {
}
}
return () => abort("randomDevice");
}
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 intArrayFromString(stringy, dontAddNull, length) {
var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1;
var u8array = new Array(len);
var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length);
if (dontAddNull)
u8array.length = numBytesWritten;
return u8array;
}
var TTY = { ttys: [], init: function() {
}, shutdown: function() {
}, register: function(dev, ops) {
TTY.ttys[dev] = { input: [], output: [], 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 === void 0 && bytesRead === 0) {
throw new FS.ErrnoError(6);
}
if (result === null || result === void 0)
break;
bytesRead++;
buffer[offset + i] = result;
}
if (bytesRead) {
stream.node.timestamp = Date.now();
}
return bytesRead;
}, write: function(stream, buffer, offset, length, pos) {
if (!stream.tty || !stream.tty.ops.put_char) {
throw new FS.ErrnoError(60);
}
try {
for (var i = 0; i < length; i++) {
stream.tty.ops.put_char(stream.tty, buffer[offset + i]);
}
} catch (e) {
throw new FS.ErrnoError(29);
}
if (length) {
stream.node.timestamp = Date.now();
}
return i;
} }, default_tty_ops: { get_char: function(tty) {
if (!tty.input.length) {
var result = null;
if (ENVIRONMENT_IS_NODE) {
var BUFSIZE = 256;
var buf = Buffer.alloc(BUFSIZE);
var bytesRead = 0;
try {
bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1);
} catch (e) {
if (e.toString().includes("EOF"))
bytesRead = 0;
else
throw e;
}
if (bytesRead > 0) {
result = buf.slice(0, bytesRead).toString("utf-8");
} else {
result = null;
}
} else if (typeof window != "undefined" && typeof window.prompt == "function") {
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 mmapAlloc(size) {
abort();
}
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) {
newCapacity >>>= 0;
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) {
newSize >>>= 0;
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 !== void 0) {
node.mode = attr.mode;
}
if (attr.timestamp !== void 0) {
node.timestamp = attr.timestamp;
}
if (attr.size !== void 0) {
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);
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) {
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) {
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);
}
ptr >>>= 0;
GROWABLE_HEAP_I8().set(contents, ptr >>> 0);
}
return { ptr, 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 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);
}
}