var BASIS = (() => { var _scriptName = typeof document != 'undefined' ? document.currentScript?.src : undefined; return ( async function(moduleArg = {}) { var moduleRtn; // include: shell.js // The Module object: Our interface to the outside world. We import // and export values on it. There are various ways Module can be used: // 1. Not defined. We create it here // 2. A function parameter, function(moduleArg) => Promise // 3. pre-run appended it, var Module = {}; ..generated code.. // 4. External script tag defines var Module. // We need to check if Module already exists (e.g. case 3 above). // Substitution will be replaced with actual code on later stage of the build, // this way Closure Compiler will not mangle it (e.g. case 4. above). // Note that if you want to run closure, and also to use Module // after the generated code, you will need to define var Module = {}; // before the code. Then that object will be used in the code, and you // can continue to use Module afterwards as well. var Module = moduleArg; // Determine the runtime environment we are in. You can customize this by // setting the ENVIRONMENT setting at compile time (see settings.js). // Attempt to auto-detect the environment var ENVIRONMENT_IS_WEB = typeof window == 'object'; var ENVIRONMENT_IS_WORKER = typeof WorkerGlobalScope != 'undefined'; // N.b. Electron.js environment is simultaneously a NODE-environment, but // also a web environment. var ENVIRONMENT_IS_NODE = typeof process == 'object' && process.versions?.node && process.type != 'renderer'; var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; // --pre-jses are emitted after the Module integration code, so that they can // refer to Module (if they choose; they can also define Module) var arguments_ = []; var thisProgram = './this.program'; var quit_ = (status, toThrow) => { throw toThrow; }; if (typeof __filename != 'undefined') { // Node _scriptName = __filename; } else if (ENVIRONMENT_IS_WORKER) { _scriptName = self.location.href; } // `/` should be present at the end if `scriptDirectory` is not empty var scriptDirectory = ''; function locateFile(path) { if (Module['locateFile']) { return Module['locateFile'](path, scriptDirectory); } return scriptDirectory + path; } // Hooks that are implemented differently in different runtime environments. var readAsync, readBinary; if (ENVIRONMENT_IS_NODE) { // These modules will usually be used on Node.js. Load them eagerly to avoid // the complexity of lazy-loading. var fs = require('fs'); scriptDirectory = __dirname + '/'; // include: node_shell_read.js readBinary = (filename) => { // We need to re-wrap `file://` strings to URLs. filename = isFileURI(filename) ? new URL(filename) : filename; var ret = fs.readFileSync(filename); return ret; }; readAsync = async (filename, binary = true) => { // See the comment in the `readBinary` function. filename = isFileURI(filename) ? new URL(filename) : filename; var ret = fs.readFileSync(filename, binary ? undefined : 'utf8'); return ret; }; // end include: node_shell_read.js if (process.argv.length > 1) { thisProgram = process.argv[1].replace(/\\/g, '/'); } arguments_ = process.argv.slice(2); quit_ = (status, toThrow) => { process.exitCode = status; throw toThrow; }; } else // Note that this includes Node.js workers when relevant (pthreads is enabled). // Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and // ENVIRONMENT_IS_NODE. if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { try { scriptDirectory = new URL('.', _scriptName).href; // includes trailing slash } catch { // Must be a `blob:` or `data:` URL (e.g. `blob:http://site.com/etc/etc`), we cannot // infer anything from them. } { // include: web_or_worker_shell_read.js if (ENVIRONMENT_IS_WORKER) { readBinary = (url) => { var xhr = new XMLHttpRequest(); xhr.open('GET', url, false); xhr.responseType = 'arraybuffer'; xhr.send(null); return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response)); }; } readAsync = async (url) => { // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. // See https://github.com/github/fetch/pull/92#issuecomment-140665932 // Cordova or Electron apps are typically loaded from a file:// url. // So use XHR on webview if URL is a file URL. if (isFileURI(url)) { return new Promise((resolve, reject) => { var xhr = new XMLHttpRequest(); xhr.open('GET', url, true); xhr.responseType = 'arraybuffer'; xhr.onload = () => { if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0 resolve(xhr.response); return; } reject(xhr.status); }; xhr.onerror = reject; xhr.send(null); }); } var response = await fetch(url, { credentials: 'same-origin' }); if (response.ok) { return response.arrayBuffer(); } throw new Error(response.status + ' : ' + response.url); }; // end include: web_or_worker_shell_read.js } } else { } var out = console.log.bind(console); var err = console.error.bind(console); // end include: shell.js // include: preamble.js // === Preamble library stuff === // Documentation for the public APIs defined in this file must be updated in: // site/source/docs/api_reference/preamble.js.rst // A prebuilt local version of the documentation is available at: // site/build/text/docs/api_reference/preamble.js.txt // You can also build docs locally as HTML or other formats in site/ // An online HTML version (which may be of a different version of Emscripten) // is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html var wasmBinary; // Wasm globals //======================================== // Runtime essentials //======================================== // whether we are quitting the application. no code should run after this. // set in exit() and abort() var ABORT = false; // set by exit() and abort(). Passed to 'onExit' handler. // NOTE: This is also used as the process return code code in shell environments // but only when noExitRuntime is false. var EXITSTATUS; // In STRICT mode, we only define assert() when ASSERTIONS is set. i.e. we // don't define it at all in release modes. This matches the behaviour of // MINIMAL_RUNTIME. // TODO(sbc): Make this the default even without STRICT enabled. /** @type {function(*, string=)} */ function assert(condition, text) { if (!condition) { // This build was created without ASSERTIONS defined. `assert()` should not // ever be called in this configuration but in case there are callers in // the wild leave this simple abort() implementation here for now. abort(text); } } /** * Indicates whether filename is delivered via file protocol (as opposed to http/https) * @noinline */ var isFileURI = (filename) => filename.startsWith('file://'); // include: runtime_common.js // include: runtime_stack_check.js // end include: runtime_stack_check.js // include: runtime_exceptions.js // end include: runtime_exceptions.js // include: runtime_debug.js // end include: runtime_debug.js var readyPromiseResolve, readyPromiseReject; // Memory management var wasmMemory; var /** @type {!Int8Array} */ HEAP8, /** @type {!Uint8Array} */ HEAPU8, /** @type {!Int16Array} */ HEAP16, /** @type {!Uint16Array} */ HEAPU16, /** @type {!Int32Array} */ HEAP32, /** @type {!Uint32Array} */ HEAPU32, /** @type {!Float32Array} */ HEAPF32, /** @type {!Float64Array} */ HEAPF64; // BigInt64Array type is not correctly defined in closure var /** not-@type {!BigInt64Array} */ HEAP64, /* BigUint64Array type is not correctly defined in closure /** not-@type {!BigUint64Array} */ HEAPU64; var runtimeInitialized = false; function updateMemoryViews() { var b = wasmMemory.buffer; Module['HEAP8'] = HEAP8 = new Int8Array(b); HEAP16 = new Int16Array(b); HEAPU8 = new Uint8Array(b); HEAPU16 = new Uint16Array(b); HEAP32 = new Int32Array(b); HEAPU32 = new Uint32Array(b); HEAPF32 = new Float32Array(b); HEAPF64 = new Float64Array(b); HEAP64 = new BigInt64Array(b); HEAPU64 = new BigUint64Array(b); } // include: memoryprofiler.js // end include: memoryprofiler.js // end include: runtime_common.js function preRun() { if (Module['preRun']) { if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; while (Module['preRun'].length) { addOnPreRun(Module['preRun'].shift()); } } // Begin ATPRERUNS hooks callRuntimeCallbacks(onPreRuns); // End ATPRERUNS hooks } function initRuntime() { runtimeInitialized = true; // No ATINITS hooks wasmExports['__wasm_call_ctors'](); // No ATPOSTCTORS hooks } function postRun() { // PThreads reuse the runtime from the main thread. if (Module['postRun']) { if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; while (Module['postRun'].length) { addOnPostRun(Module['postRun'].shift()); } } // Begin ATPOSTRUNS hooks callRuntimeCallbacks(onPostRuns); // End ATPOSTRUNS hooks } // A counter of dependencies for calling run(). If we need to // do asynchronous work before running, increment this and // decrement it. Incrementing must happen in a place like // Module.preRun (used by emcc to add file preloading). // Note that you can add dependencies in preRun, even though // it happens right before run - run will be postponed until // the dependencies are met. var runDependencies = 0; var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled function addRunDependency(id) { runDependencies++; Module['monitorRunDependencies']?.(runDependencies); } function removeRunDependency(id) { runDependencies--; Module['monitorRunDependencies']?.(runDependencies); if (runDependencies == 0) { if (dependenciesFulfilled) { var callback = dependenciesFulfilled; dependenciesFulfilled = null; callback(); // can add another dependenciesFulfilled } } } /** @param {string|number=} what */ function abort(what) { Module['onAbort']?.(what); what = 'Aborted(' + what + ')'; // TODO(sbc): Should we remove printing and leave it up to whoever // catches the exception? err(what); ABORT = true; what += '. Build with -sASSERTIONS for more info.'; // Use a wasm runtime error, because a JS error might be seen as a foreign // exception, which means we'd run destructors on it. We need the error to // simply make the program stop. // FIXME This approach does not work in Wasm EH because it currently does not assume // all RuntimeErrors are from traps; it decides whether a RuntimeError is from // a trap or not based on a hidden field within the object. So at the moment // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that // allows this in the wasm spec. // Suppress closure compiler warning here. Closure compiler's builtin extern // definition for WebAssembly.RuntimeError claims it takes no arguments even // though it can. // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. /** @suppress {checkTypes} */ var e = new WebAssembly.RuntimeError(what); readyPromiseReject?.(e); // Throw the error whether or not MODULARIZE is set because abort is used // in code paths apart from instantiation where an exception is expected // to be thrown when abort is called. throw e; } var wasmBinaryFile; function findWasmBinary() { return locateFile('basis_transcoder.wasm'); } function getBinarySync(file) { if (file == wasmBinaryFile && wasmBinary) { return new Uint8Array(wasmBinary); } if (readBinary) { return readBinary(file); } throw 'both async and sync fetching of the wasm failed'; } async function getWasmBinary(binaryFile) { // If we don't have the binary yet, load it asynchronously using readAsync. if (!wasmBinary) { // Fetch the binary using readAsync try { var response = await readAsync(binaryFile); return new Uint8Array(response); } catch { // Fall back to getBinarySync below; } } // Otherwise, getBinarySync should be able to get it synchronously return getBinarySync(binaryFile); } async function instantiateArrayBuffer(binaryFile, imports) { try { var binary = await getWasmBinary(binaryFile); var instance = await WebAssembly.instantiate(binary, imports); return instance; } catch (reason) { err(`failed to asynchronously prepare wasm: ${reason}`); abort(reason); } } async function instantiateAsync(binary, binaryFile, imports) { if (!binary && typeof WebAssembly.instantiateStreaming == 'function' // Don't use streaming for file:// delivered objects in a webview, fetch them synchronously. && !isFileURI(binaryFile) // Avoid instantiateStreaming() on Node.js environment for now, as while // Node.js v18.1.0 implements it, it does not have a full fetch() // implementation yet. // // Reference: // https://github.com/emscripten-core/emscripten/pull/16917 && !ENVIRONMENT_IS_NODE ) { try { var response = fetch(binaryFile, { credentials: 'same-origin' }); var instantiationResult = await WebAssembly.instantiateStreaming(response, imports); return instantiationResult; } catch (reason) { // We expect the most common failure cause to be a bad MIME type for the binary, // in which case falling back to ArrayBuffer instantiation should work. err(`wasm streaming compile failed: ${reason}`); err('falling back to ArrayBuffer instantiation'); // fall back of instantiateArrayBuffer below }; } return instantiateArrayBuffer(binaryFile, imports); } function getWasmImports() { // prepare imports return { 'env': wasmImports, 'wasi_snapshot_preview1': wasmImports, } } // Create the wasm instance. // Receives the wasm imports, returns the exports. async function createWasm() { // Load the wasm module and create an instance of using native support in the JS engine. // handle a generated wasm instance, receiving its exports and // performing other necessary setup /** @param {WebAssembly.Module=} module*/ function receiveInstance(instance, module) { wasmExports = instance.exports; wasmMemory = wasmExports['memory']; updateMemoryViews(); wasmTable = wasmExports['__indirect_function_table']; assignWasmExports(wasmExports); removeRunDependency('wasm-instantiate'); return wasmExports; } // wait for the pthread pool (if any) addRunDependency('wasm-instantiate'); // Prefer streaming instantiation if available. function receiveInstantiationResult(result) { // 'result' is a ResultObject object which has both the module and instance. // receiveInstance() will swap in the exports (to Module.asm) so they can be called // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. // When the regression is fixed, can restore the above PTHREADS-enabled path. return receiveInstance(result['instance']); } var info = getWasmImports(); // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback // to manually instantiate the Wasm module themselves. This allows pages to // run the instantiation parallel to any other async startup actions they are // performing. // Also pthreads and wasm workers initialize the wasm instance through this // path. if (Module['instantiateWasm']) { return new Promise((resolve, reject) => { Module['instantiateWasm'](info, (mod, inst) => { resolve(receiveInstance(mod, inst)); }); }); } wasmBinaryFile ??= findWasmBinary(); var result = await instantiateAsync(wasmBinary, wasmBinaryFile, info); var exports = receiveInstantiationResult(result); return exports; } // end include: preamble.js // Begin JS library code class ExitStatus { name = 'ExitStatus'; constructor(status) { this.message = `Program terminated with exit(${status})`; this.status = status; } } var callRuntimeCallbacks = (callbacks) => { while (callbacks.length > 0) { // Pass the module as the first argument. callbacks.shift()(Module); } }; var onPostRuns = []; var addOnPostRun = (cb) => onPostRuns.push(cb); var onPreRuns = []; var addOnPreRun = (cb) => onPreRuns.push(cb); /** * @param {number} ptr * @param {string} type */ function getValue(ptr, type = 'i8') { if (type.endsWith('*')) type = '*'; switch (type) { case 'i1': return HEAP8[ptr]; case 'i8': return HEAP8[ptr]; case 'i16': return HEAP16[((ptr)>>1)]; case 'i32': return HEAP32[((ptr)>>2)]; case 'i64': return HEAP64[((ptr)>>3)]; case 'float': return HEAPF32[((ptr)>>2)]; case 'double': return HEAPF64[((ptr)>>3)]; case '*': return HEAPU32[((ptr)>>2)]; default: abort(`invalid type for getValue: ${type}`); } } var noExitRuntime = true; /** * @param {number} ptr * @param {number} value * @param {string} type */ function setValue(ptr, value, type = 'i8') { if (type.endsWith('*')) type = '*'; switch (type) { case 'i1': HEAP8[ptr] = value; break; case 'i8': HEAP8[ptr] = value; break; case 'i16': HEAP16[((ptr)>>1)] = value; break; case 'i32': HEAP32[((ptr)>>2)] = value; break; case 'i64': HEAP64[((ptr)>>3)] = BigInt(value); break; case 'float': HEAPF32[((ptr)>>2)] = value; break; case 'double': HEAPF64[((ptr)>>3)] = value; break; case '*': HEAPU32[((ptr)>>2)] = value; break; default: abort(`invalid type for setValue: ${type}`); } } var stackRestore = (val) => __emscripten_stack_restore(val); var stackSave = () => _emscripten_stack_get_current(); class ExceptionInfo { // excPtr - Thrown object pointer to wrap. Metadata pointer is calculated from it. constructor(excPtr) { this.excPtr = excPtr; this.ptr = excPtr - 24; } set_type(type) { HEAPU32[(((this.ptr)+(4))>>2)] = type; } get_type() { return HEAPU32[(((this.ptr)+(4))>>2)]; } set_destructor(destructor) { HEAPU32[(((this.ptr)+(8))>>2)] = destructor; } get_destructor() { return HEAPU32[(((this.ptr)+(8))>>2)]; } set_caught(caught) { caught = caught ? 1 : 0; HEAP8[(this.ptr)+(12)] = caught; } get_caught() { return HEAP8[(this.ptr)+(12)] != 0; } set_rethrown(rethrown) { rethrown = rethrown ? 1 : 0; HEAP8[(this.ptr)+(13)] = rethrown; } get_rethrown() { return HEAP8[(this.ptr)+(13)] != 0; } // Initialize native structure fields. Should be called once after allocated. init(type, destructor) { this.set_adjusted_ptr(0); this.set_type(type); this.set_destructor(destructor); } set_adjusted_ptr(adjustedPtr) { HEAPU32[(((this.ptr)+(16))>>2)] = adjustedPtr; } get_adjusted_ptr() { return HEAPU32[(((this.ptr)+(16))>>2)]; } } var exceptionLast = 0; var uncaughtExceptionCount = 0; var ___cxa_throw = (ptr, type, destructor) => { var info = new ExceptionInfo(ptr); // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. info.init(type, destructor); exceptionLast = ptr; uncaughtExceptionCount++; throw exceptionLast; }; var __abort_js = () => abort(''); var structRegistrations = { }; var runDestructors = (destructors) => { while (destructors.length) { var ptr = destructors.pop(); var del = destructors.pop(); del(ptr); } }; /** @suppress {globalThis} */ function readPointer(pointer) { return this['fromWireType'](HEAPU32[((pointer)>>2)]); } var awaitingDependencies = { }; var registeredTypes = { }; var typeDependencies = { }; var InternalError = class InternalError extends Error { constructor(message) { super(message); this.name = 'InternalError'; }}; var throwInternalError = (message) => { throw new InternalError(message); }; var whenDependentTypesAreResolved = (myTypes, dependentTypes, getTypeConverters) => { myTypes.forEach((type) => typeDependencies[type] = dependentTypes); function onComplete(typeConverters) { var myTypeConverters = getTypeConverters(typeConverters); if (myTypeConverters.length !== myTypes.length) { throwInternalError('Mismatched type converter count'); } for (var i = 0; i < myTypes.length; ++i) { registerType(myTypes[i], myTypeConverters[i]); } } var typeConverters = new Array(dependentTypes.length); var unregisteredTypes = []; var registered = 0; dependentTypes.forEach((dt, i) => { if (registeredTypes.hasOwnProperty(dt)) { typeConverters[i] = registeredTypes[dt]; } else { unregisteredTypes.push(dt); if (!awaitingDependencies.hasOwnProperty(dt)) { awaitingDependencies[dt] = []; } awaitingDependencies[dt].push(() => { typeConverters[i] = registeredTypes[dt]; ++registered; if (registered === unregisteredTypes.length) { onComplete(typeConverters); } }); } }); if (0 === unregisteredTypes.length) { onComplete(typeConverters); } }; var __embind_finalize_value_object = (structType) => { var reg = structRegistrations[structType]; delete structRegistrations[structType]; var rawConstructor = reg.rawConstructor; var rawDestructor = reg.rawDestructor; var fieldRecords = reg.fields; var fieldTypes = fieldRecords.map((field) => field.getterReturnType). concat(fieldRecords.map((field) => field.setterArgumentType)); whenDependentTypesAreResolved([structType], fieldTypes, (fieldTypes) => { var fields = {}; fieldRecords.forEach((field, i) => { var fieldName = field.fieldName; var getterReturnType = fieldTypes[i]; var optional = fieldTypes[i].optional; var getter = field.getter; var getterContext = field.getterContext; var setterArgumentType = fieldTypes[i + fieldRecords.length]; var setter = field.setter; var setterContext = field.setterContext; fields[fieldName] = { read: (ptr) => getterReturnType['fromWireType'](getter(getterContext, ptr)), write: (ptr, o) => { var destructors = []; setter(setterContext, ptr, setterArgumentType['toWireType'](destructors, o)); runDestructors(destructors); }, optional, }; }); return [{ name: reg.name, 'fromWireType': (ptr) => { var rv = {}; for (var i in fields) { rv[i] = fields[i].read(ptr); } rawDestructor(ptr); return rv; }, 'toWireType': (destructors, o) => { // todo: Here we have an opportunity for -O3 level "unsafe" optimizations: // assume all fields are present without checking. for (var fieldName in fields) { if (!(fieldName in o) && !fields[fieldName].optional) { throw new TypeError(`Missing field: "${fieldName}"`); } } var ptr = rawConstructor(); for (fieldName in fields) { fields[fieldName].write(ptr, o[fieldName]); } if (destructors !== null) { destructors.push(rawDestructor, ptr); } return ptr; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': readPointer, destructorFunction: rawDestructor, }]; }); }; var AsciiToString = (ptr) => { var str = ''; while (1) { var ch = HEAPU8[ptr++]; if (!ch) return str; str += String.fromCharCode(ch); } }; var BindingError = class BindingError extends Error { constructor(message) { super(message); this.name = 'BindingError'; }}; var throwBindingError = (message) => { throw new BindingError(message); }; /** @param {Object=} options */ function sharedRegisterType(rawType, registeredInstance, options = {}) { var name = registeredInstance.name; if (!rawType) { throwBindingError(`type "${name}" must have a positive integer typeid pointer`); } if (registeredTypes.hasOwnProperty(rawType)) { if (options.ignoreDuplicateRegistrations) { return; } else { throwBindingError(`Cannot register type '${name}' twice`); } } registeredTypes[rawType] = registeredInstance; delete typeDependencies[rawType]; if (awaitingDependencies.hasOwnProperty(rawType)) { var callbacks = awaitingDependencies[rawType]; delete awaitingDependencies[rawType]; callbacks.forEach((cb) => cb()); } } /** @param {Object=} options */ function registerType(rawType, registeredInstance, options = {}) { return sharedRegisterType(rawType, registeredInstance, options); } var integerReadValueFromPointer = (name, width, signed) => { // integers are quite common, so generate very specialized functions switch (width) { case 1: return signed ? (pointer) => HEAP8[pointer] : (pointer) => HEAPU8[pointer]; case 2: return signed ? (pointer) => HEAP16[((pointer)>>1)] : (pointer) => HEAPU16[((pointer)>>1)] case 4: return signed ? (pointer) => HEAP32[((pointer)>>2)] : (pointer) => HEAPU32[((pointer)>>2)] case 8: return signed ? (pointer) => HEAP64[((pointer)>>3)] : (pointer) => HEAPU64[((pointer)>>3)] default: throw new TypeError(`invalid integer width (${width}): ${name}`); } }; /** @suppress {globalThis} */ var __embind_register_bigint = (primitiveType, name, size, minRange, maxRange) => { name = AsciiToString(name); const isUnsignedType = minRange === 0n; let fromWireType = (value) => value; if (isUnsignedType) { // uint64 get converted to int64 in ABI, fix them up like we do for 32-bit integers. const bitSize = size * 8; fromWireType = (value) => { return BigInt.asUintN(bitSize, value); } maxRange = fromWireType(maxRange); } registerType(primitiveType, { name, 'fromWireType': fromWireType, 'toWireType': (destructors, value) => { if (typeof value == "number") { value = BigInt(value); } return value; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': integerReadValueFromPointer(name, size, !isUnsignedType), destructorFunction: null, // This type does not need a destructor }); }; var GenericWireTypeSize = 8; /** @suppress {globalThis} */ var __embind_register_bool = (rawType, name, trueValue, falseValue) => { name = AsciiToString(name); registerType(rawType, { name, 'fromWireType': function(wt) { // ambiguous emscripten ABI: sometimes return values are // true or false, and sometimes integers (0 or 1) return !!wt; }, 'toWireType': function(destructors, o) { return o ? trueValue : falseValue; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': function(pointer) { return this['fromWireType'](HEAPU8[pointer]); }, destructorFunction: null, // This type does not need a destructor }); }; var shallowCopyInternalPointer = (o) => { return { count: o.count, deleteScheduled: o.deleteScheduled, preservePointerOnDelete: o.preservePointerOnDelete, ptr: o.ptr, ptrType: o.ptrType, smartPtr: o.smartPtr, smartPtrType: o.smartPtrType, }; }; var throwInstanceAlreadyDeleted = (obj) => { function getInstanceTypeName(handle) { return handle.$$.ptrType.registeredClass.name; } throwBindingError(getInstanceTypeName(obj) + ' instance already deleted'); }; var finalizationRegistry = false; var detachFinalizer = (handle) => {}; var runDestructor = ($$) => { if ($$.smartPtr) { $$.smartPtrType.rawDestructor($$.smartPtr); } else { $$.ptrType.registeredClass.rawDestructor($$.ptr); } }; var releaseClassHandle = ($$) => { $$.count.value -= 1; var toDelete = 0 === $$.count.value; if (toDelete) { runDestructor($$); } }; var attachFinalizer = (handle) => { if ('undefined' === typeof FinalizationRegistry) { attachFinalizer = (handle) => handle; return handle; } // If the running environment has a FinalizationRegistry (see // https://github.com/tc39/proposal-weakrefs), then attach finalizers // for class handles. We check for the presence of FinalizationRegistry // at run-time, not build-time. finalizationRegistry = new FinalizationRegistry((info) => { releaseClassHandle(info.$$); }); attachFinalizer = (handle) => { var $$ = handle.$$; var hasSmartPtr = !!$$.smartPtr; if (hasSmartPtr) { // We should not call the destructor on raw pointers in case other code expects the pointee to live var info = { $$: $$ }; finalizationRegistry.register(handle, info, handle); } return handle; }; detachFinalizer = (handle) => finalizationRegistry.unregister(handle); return attachFinalizer(handle); }; var deletionQueue = []; var flushPendingDeletes = () => { while (deletionQueue.length) { var obj = deletionQueue.pop(); obj.$$.deleteScheduled = false; obj['delete'](); } }; var delayFunction; var init_ClassHandle = () => { let proto = ClassHandle.prototype; Object.assign(proto, { "isAliasOf"(other) { if (!(this instanceof ClassHandle)) { return false; } if (!(other instanceof ClassHandle)) { return false; } var leftClass = this.$$.ptrType.registeredClass; var left = this.$$.ptr; other.$$ = /** @type {Object} */ (other.$$); var rightClass = other.$$.ptrType.registeredClass; var right = other.$$.ptr; while (leftClass.baseClass) { left = leftClass.upcast(left); leftClass = leftClass.baseClass; } while (rightClass.baseClass) { right = rightClass.upcast(right); rightClass = rightClass.baseClass; } return leftClass === rightClass && left === right; }, "clone"() { if (!this.$$.ptr) { throwInstanceAlreadyDeleted(this); } if (this.$$.preservePointerOnDelete) { this.$$.count.value += 1; return this; } else { var clone = attachFinalizer(Object.create(Object.getPrototypeOf(this), { $$: { value: shallowCopyInternalPointer(this.$$), } })); clone.$$.count.value += 1; clone.$$.deleteScheduled = false; return clone; } }, "delete"() { if (!this.$$.ptr) { throwInstanceAlreadyDeleted(this); } if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { throwBindingError('Object already scheduled for deletion'); } detachFinalizer(this); releaseClassHandle(this.$$); if (!this.$$.preservePointerOnDelete) { this.$$.smartPtr = undefined; this.$$.ptr = undefined; } }, "isDeleted"() { return !this.$$.ptr; }, "deleteLater"() { if (!this.$$.ptr) { throwInstanceAlreadyDeleted(this); } if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { throwBindingError('Object already scheduled for deletion'); } deletionQueue.push(this); if (deletionQueue.length === 1 && delayFunction) { delayFunction(flushPendingDeletes); } this.$$.deleteScheduled = true; return this; }, }); // Support `using ...` from https://github.com/tc39/proposal-explicit-resource-management. const symbolDispose = Symbol.dispose; if (symbolDispose) { proto[symbolDispose] = proto['delete']; } }; /** @constructor */ function ClassHandle() { } var createNamedFunction = (name, func) => Object.defineProperty(func, 'name', { value: name }); var registeredPointers = { }; var ensureOverloadTable = (proto, methodName, humanName) => { if (undefined === proto[methodName].overloadTable) { var prevFunc = proto[methodName]; // Inject an overload resolver function that routes to the appropriate overload based on the number of arguments. proto[methodName] = function(...args) { // TODO This check can be removed in -O3 level "unsafe" optimizations. if (!proto[methodName].overloadTable.hasOwnProperty(args.length)) { throwBindingError(`Function '${humanName}' called with an invalid number of arguments (${args.length}) - expects one of (${proto[methodName].overloadTable})!`); } return proto[methodName].overloadTable[args.length].apply(this, args); }; // Move the previous function into the overload table. proto[methodName].overloadTable = []; proto[methodName].overloadTable[prevFunc.argCount] = prevFunc; } }; /** @param {number=} numArguments */ var exposePublicSymbol = (name, value, numArguments) => { if (Module.hasOwnProperty(name)) { if (undefined === numArguments || (undefined !== Module[name].overloadTable && undefined !== Module[name].overloadTable[numArguments])) { throwBindingError(`Cannot register public name '${name}' twice`); } // We are exposing a function with the same name as an existing function. Create an overload table and a function selector // that routes between the two. ensureOverloadTable(Module, name, name); if (Module[name].overloadTable.hasOwnProperty(numArguments)) { throwBindingError(`Cannot register multiple overloads of a function with the same number of arguments (${numArguments})!`); } // Add the new function into the overload table. Module[name].overloadTable[numArguments] = value; } else { Module[name] = value; Module[name].argCount = numArguments; } }; var char_0 = 48; var char_9 = 57; var makeLegalFunctionName = (name) => { name = name.replace(/[^a-zA-Z0-9_]/g, '$'); var f = name.charCodeAt(0); if (f >= char_0 && f <= char_9) { return `_${name}`; } return name; }; /** @constructor */ function RegisteredClass(name, constructor, instancePrototype, rawDestructor, baseClass, getActualType, upcast, downcast) { this.name = name; this.constructor = constructor; this.instancePrototype = instancePrototype; this.rawDestructor = rawDestructor; this.baseClass = baseClass; this.getActualType = getActualType; this.upcast = upcast; this.downcast = downcast; this.pureVirtualFunctions = []; } var upcastPointer = (ptr, ptrClass, desiredClass) => { while (ptrClass !== desiredClass) { if (!ptrClass.upcast) { throwBindingError(`Expected null or instance of ${desiredClass.name}, got an instance of ${ptrClass.name}`); } ptr = ptrClass.upcast(ptr); ptrClass = ptrClass.baseClass; } return ptr; }; var embindRepr = (v) => { if (v === null) { return 'null'; } var t = typeof v; if (t === 'object' || t === 'array' || t === 'function') { return v.toString(); } else { return '' + v; } }; /** @suppress {globalThis} */ function constNoSmartPtrRawPointerToWireType(destructors, handle) { if (handle === null) { if (this.isReference) { throwBindingError(`null is not a valid ${this.name}`); } return 0; } if (!handle.$$) { throwBindingError(`Cannot pass "${embindRepr(handle)}" as a ${this.name}`); } if (!handle.$$.ptr) { throwBindingError(`Cannot pass deleted object as a pointer of type ${this.name}`); } var handleClass = handle.$$.ptrType.registeredClass; var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); return ptr; } /** @suppress {globalThis} */ function genericPointerToWireType(destructors, handle) { var ptr; if (handle === null) { if (this.isReference) { throwBindingError(`null is not a valid ${this.name}`); } if (this.isSmartPointer) { ptr = this.rawConstructor(); if (destructors !== null) { destructors.push(this.rawDestructor, ptr); } return ptr; } else { return 0; } } if (!handle || !handle.$$) { throwBindingError(`Cannot pass "${embindRepr(handle)}" as a ${this.name}`); } if (!handle.$$.ptr) { throwBindingError(`Cannot pass deleted object as a pointer of type ${this.name}`); } if (!this.isConst && handle.$$.ptrType.isConst) { throwBindingError(`Cannot convert argument of type ${(handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name)} to parameter type ${this.name}`); } var handleClass = handle.$$.ptrType.registeredClass; ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); if (this.isSmartPointer) { // TODO: this is not strictly true // We could support BY_EMVAL conversions from raw pointers to smart pointers // because the smart pointer can hold a reference to the handle if (undefined === handle.$$.smartPtr) { throwBindingError('Passing raw pointer to smart pointer is illegal'); } switch (this.sharingPolicy) { case 0: // NONE // no upcasting if (handle.$$.smartPtrType === this) { ptr = handle.$$.smartPtr; } else { throwBindingError(`Cannot convert argument of type ${(handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name)} to parameter type ${this.name}`); } break; case 1: // INTRUSIVE ptr = handle.$$.smartPtr; break; case 2: // BY_EMVAL if (handle.$$.smartPtrType === this) { ptr = handle.$$.smartPtr; } else { var clonedHandle = handle['clone'](); ptr = this.rawShare( ptr, Emval.toHandle(() => clonedHandle['delete']()) ); if (destructors !== null) { destructors.push(this.rawDestructor, ptr); } } break; default: throwBindingError('Unsupporting sharing policy'); } } return ptr; } /** @suppress {globalThis} */ function nonConstNoSmartPtrRawPointerToWireType(destructors, handle) { if (handle === null) { if (this.isReference) { throwBindingError(`null is not a valid ${this.name}`); } return 0; } if (!handle.$$) { throwBindingError(`Cannot pass "${embindRepr(handle)}" as a ${this.name}`); } if (!handle.$$.ptr) { throwBindingError(`Cannot pass deleted object as a pointer of type ${this.name}`); } if (handle.$$.ptrType.isConst) { throwBindingError(`Cannot convert argument of type ${handle.$$.ptrType.name} to parameter type ${this.name}`); } var handleClass = handle.$$.ptrType.registeredClass; var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); return ptr; } var downcastPointer = (ptr, ptrClass, desiredClass) => { if (ptrClass === desiredClass) { return ptr; } if (undefined === desiredClass.baseClass) { return null; // no conversion } var rv = downcastPointer(ptr, ptrClass, desiredClass.baseClass); if (rv === null) { return null; } return desiredClass.downcast(rv); }; var registeredInstances = { }; var getBasestPointer = (class_, ptr) => { if (ptr === undefined) { throwBindingError('ptr should not be undefined'); } while (class_.baseClass) { ptr = class_.upcast(ptr); class_ = class_.baseClass; } return ptr; }; var getInheritedInstance = (class_, ptr) => { ptr = getBasestPointer(class_, ptr); return registeredInstances[ptr]; }; var makeClassHandle = (prototype, record) => { if (!record.ptrType || !record.ptr) { throwInternalError('makeClassHandle requires ptr and ptrType'); } var hasSmartPtrType = !!record.smartPtrType; var hasSmartPtr = !!record.smartPtr; if (hasSmartPtrType !== hasSmartPtr) { throwInternalError('Both smartPtrType and smartPtr must be specified'); } record.count = { value: 1 }; return attachFinalizer(Object.create(prototype, { $$: { value: record, writable: true, }, })); }; /** @suppress {globalThis} */ function RegisteredPointer_fromWireType(ptr) { // ptr is a raw pointer (or a raw smartpointer) // rawPointer is a maybe-null raw pointer var rawPointer = this.getPointee(ptr); if (!rawPointer) { this.destructor(ptr); return null; } var registeredInstance = getInheritedInstance(this.registeredClass, rawPointer); if (undefined !== registeredInstance) { // JS object has been neutered, time to repopulate it if (0 === registeredInstance.$$.count.value) { registeredInstance.$$.ptr = rawPointer; registeredInstance.$$.smartPtr = ptr; return registeredInstance['clone'](); } else { // else, just increment reference count on existing object // it already has a reference to the smart pointer var rv = registeredInstance['clone'](); this.destructor(ptr); return rv; } } function makeDefaultHandle() { if (this.isSmartPointer) { return makeClassHandle(this.registeredClass.instancePrototype, { ptrType: this.pointeeType, ptr: rawPointer, smartPtrType: this, smartPtr: ptr, }); } else { return makeClassHandle(this.registeredClass.instancePrototype, { ptrType: this, ptr, }); } } var actualType = this.registeredClass.getActualType(rawPointer); var registeredPointerRecord = registeredPointers[actualType]; if (!registeredPointerRecord) { return makeDefaultHandle.call(this); } var toType; if (this.isConst) { toType = registeredPointerRecord.constPointerType; } else { toType = registeredPointerRecord.pointerType; } var dp = downcastPointer( rawPointer, this.registeredClass, toType.registeredClass); if (dp === null) { return makeDefaultHandle.call(this); } if (this.isSmartPointer) { return makeClassHandle(toType.registeredClass.instancePrototype, { ptrType: toType, ptr: dp, smartPtrType: this, smartPtr: ptr, }); } else { return makeClassHandle(toType.registeredClass.instancePrototype, { ptrType: toType, ptr: dp, }); } } var init_RegisteredPointer = () => { Object.assign(RegisteredPointer.prototype, { getPointee(ptr) { if (this.rawGetPointee) { ptr = this.rawGetPointee(ptr); } return ptr; }, destructor(ptr) { this.rawDestructor?.(ptr); }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': readPointer, 'fromWireType': RegisteredPointer_fromWireType, }); }; /** @constructor @param {*=} pointeeType, @param {*=} sharingPolicy, @param {*=} rawGetPointee, @param {*=} rawConstructor, @param {*=} rawShare, @param {*=} rawDestructor, */ function RegisteredPointer( name, registeredClass, isReference, isConst, // smart pointer properties isSmartPointer, pointeeType, sharingPolicy, rawGetPointee, rawConstructor, rawShare, rawDestructor ) { this.name = name; this.registeredClass = registeredClass; this.isReference = isReference; this.isConst = isConst; // smart pointer properties this.isSmartPointer = isSmartPointer; this.pointeeType = pointeeType; this.sharingPolicy = sharingPolicy; this.rawGetPointee = rawGetPointee; this.rawConstructor = rawConstructor; this.rawShare = rawShare; this.rawDestructor = rawDestructor; if (!isSmartPointer && registeredClass.baseClass === undefined) { if (isConst) { this['toWireType'] = constNoSmartPtrRawPointerToWireType; this.destructorFunction = null; } else { this['toWireType'] = nonConstNoSmartPtrRawPointerToWireType; this.destructorFunction = null; } } else { this['toWireType'] = genericPointerToWireType; // Here we must leave this.destructorFunction undefined, since whether genericPointerToWireType returns // a pointer that needs to be freed up is runtime-dependent, and cannot be evaluated at registration time. // TODO: Create an alternative mechanism that allows removing the use of var destructors = []; array in // craftInvokerFunction altogether. } } /** @param {number=} numArguments */ var replacePublicSymbol = (name, value, numArguments) => { if (!Module.hasOwnProperty(name)) { throwInternalError('Replacing nonexistent public symbol'); } // If there's an overload table for this symbol, replace the symbol in the overload table instead. if (undefined !== Module[name].overloadTable && undefined !== numArguments) { Module[name].overloadTable[numArguments] = value; } else { Module[name] = value; Module[name].argCount = numArguments; } }; var wasmTableMirror = []; /** @type {WebAssembly.Table} */ var wasmTable; var getWasmTableEntry = (funcPtr) => { var func = wasmTableMirror[funcPtr]; if (!func) { /** @suppress {checkTypes} */ wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); } return func; }; var embind__requireFunction = (signature, rawFunction, isAsync = false) => { signature = AsciiToString(signature); function makeDynCaller() { var rtn = getWasmTableEntry(rawFunction); return rtn; } var fp = makeDynCaller(); if (typeof fp != 'function') { throwBindingError(`unknown function pointer with signature ${signature}: ${rawFunction}`); } return fp; }; class UnboundTypeError extends Error {} var getTypeName = (type) => { var ptr = ___getTypeName(type); var rv = AsciiToString(ptr); _free(ptr); return rv; }; var throwUnboundTypeError = (message, types) => { var unboundTypes = []; var seen = {}; function visit(type) { if (seen[type]) { return; } if (registeredTypes[type]) { return; } if (typeDependencies[type]) { typeDependencies[type].forEach(visit); return; } unboundTypes.push(type); seen[type] = true; } types.forEach(visit); throw new UnboundTypeError(`${message}: ` + unboundTypes.map(getTypeName).join([', '])); }; var __embind_register_class = (rawType, rawPointerType, rawConstPointerType, baseClassRawType, getActualTypeSignature, getActualType, upcastSignature, upcast, downcastSignature, downcast, name, destructorSignature, rawDestructor) => { name = AsciiToString(name); getActualType = embind__requireFunction(getActualTypeSignature, getActualType); upcast &&= embind__requireFunction(upcastSignature, upcast); downcast &&= embind__requireFunction(downcastSignature, downcast); rawDestructor = embind__requireFunction(destructorSignature, rawDestructor); var legalFunctionName = makeLegalFunctionName(name); exposePublicSymbol(legalFunctionName, function() { // this code cannot run if baseClassRawType is zero throwUnboundTypeError(`Cannot construct ${name} due to unbound types`, [baseClassRawType]); }); whenDependentTypesAreResolved( [rawType, rawPointerType, rawConstPointerType], baseClassRawType ? [baseClassRawType] : [], (base) => { base = base[0]; var baseClass; var basePrototype; if (baseClassRawType) { baseClass = base.registeredClass; basePrototype = baseClass.instancePrototype; } else { basePrototype = ClassHandle.prototype; } var constructor = createNamedFunction(name, function(...args) { if (Object.getPrototypeOf(this) !== instancePrototype) { throw new BindingError(`Use 'new' to construct ${name}`); } if (undefined === registeredClass.constructor_body) { throw new BindingError(`${name} has no accessible constructor`); } var body = registeredClass.constructor_body[args.length]; if (undefined === body) { throw new BindingError(`Tried to invoke ctor of ${name} with invalid number of parameters (${args.length}) - expected (${Object.keys(registeredClass.constructor_body).toString()}) parameters instead!`); } return body.apply(this, args); }); var instancePrototype = Object.create(basePrototype, { constructor: { value: constructor }, }); constructor.prototype = instancePrototype; var registeredClass = new RegisteredClass(name, constructor, instancePrototype, rawDestructor, baseClass, getActualType, upcast, downcast); if (registeredClass.baseClass) { // Keep track of class hierarchy. Used to allow sub-classes to inherit class functions. registeredClass.baseClass.__derivedClasses ??= []; registeredClass.baseClass.__derivedClasses.push(registeredClass); } var referenceConverter = new RegisteredPointer(name, registeredClass, true, false, false); var pointerConverter = new RegisteredPointer(name + '*', registeredClass, false, false, false); var constPointerConverter = new RegisteredPointer(name + ' const*', registeredClass, false, true, false); registeredPointers[rawType] = { pointerType: pointerConverter, constPointerType: constPointerConverter }; replacePublicSymbol(legalFunctionName, constructor); return [referenceConverter, pointerConverter, constPointerConverter]; } ); }; var heap32VectorToArray = (count, firstElement) => { var array = []; for (var i = 0; i < count; i++) { // TODO(https://github.com/emscripten-core/emscripten/issues/17310): // Find a way to hoist the `>> 2` or `>> 3` out of this loop. array.push(HEAPU32[(((firstElement)+(i * 4))>>2)]); } return array; }; function usesDestructorStack(argTypes) { // Skip return value at index 0 - it's not deleted here. for (var i = 1; i < argTypes.length; ++i) { // The type does not define a destructor function - must use dynamic stack if (argTypes[i] !== null && argTypes[i].destructorFunction === undefined) { return true; } } return false; } function createJsInvoker(argTypes, isClassMethodFunc, returns, isAsync) { var needsDestructorStack = usesDestructorStack(argTypes); var argCount = argTypes.length - 2; var argsList = []; var argsListWired = ['fn']; if (isClassMethodFunc) { argsListWired.push('thisWired'); } for (var i = 0; i < argCount; ++i) { argsList.push(`arg${i}`) argsListWired.push(`arg${i}Wired`) } argsList = argsList.join(',') argsListWired = argsListWired.join(',') var invokerFnBody = `return function (${argsList}) {\n`; if (needsDestructorStack) { invokerFnBody += "var destructors = [];\n"; } var dtorStack = needsDestructorStack ? "destructors" : "null"; var args1 = ["humanName", "throwBindingError", "invoker", "fn", "runDestructors", "retType", "classParam"]; if (isClassMethodFunc) { invokerFnBody += `var thisWired = classParam['toWireType'](${dtorStack}, this);\n`; } for (var i = 0; i < argCount; ++i) { invokerFnBody += `var arg${i}Wired = argType${i}['toWireType'](${dtorStack}, arg${i});\n`; args1.push(`argType${i}`); } invokerFnBody += (returns || isAsync ? "var rv = ":"") + `invoker(${argsListWired});\n`; var returnVal = returns ? "rv" : ""; if (needsDestructorStack) { invokerFnBody += "runDestructors(destructors);\n"; } else { for (var i = isClassMethodFunc?1:2; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. Also skip class type if not a method. var paramName = (i === 1 ? "thisWired" : ("arg"+(i - 2)+"Wired")); if (argTypes[i].destructorFunction !== null) { invokerFnBody += `${paramName}_dtor(${paramName});\n`; args1.push(`${paramName}_dtor`); } } } if (returns) { invokerFnBody += "var ret = retType['fromWireType'](rv);\n" + "return ret;\n"; } else { } invokerFnBody += "}\n"; return [args1, invokerFnBody]; } function craftInvokerFunction(humanName, argTypes, classType, cppInvokerFunc, cppTargetFunc, /** boolean= */ isAsync) { // humanName: a human-readable string name for the function to be generated. // argTypes: An array that contains the embind type objects for all types in the function signature. // argTypes[0] is the type object for the function return value. // argTypes[1] is the type object for function this object/class type, or null if not crafting an invoker for a class method. // argTypes[2...] are the actual function parameters. // classType: The embind type object for the class to be bound, or null if this is not a method of a class. // cppInvokerFunc: JS Function object to the C++-side function that interops into C++ code. // cppTargetFunc: Function pointer (an integer to FUNCTION_TABLE) to the target C++ function the cppInvokerFunc will end up calling. // isAsync: Optional. If true, returns an async function. Async bindings are only supported with JSPI. var argCount = argTypes.length; if (argCount < 2) { throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!"); } var isClassMethodFunc = (argTypes[1] !== null && classType !== null); // Free functions with signature "void function()" do not need an invoker that marshalls between wire types. // TODO: This omits argument count check - enable only at -O3 or similar. // if (ENABLE_UNSAFE_OPTS && argCount == 2 && argTypes[0].name == "void" && !isClassMethodFunc) { // return FUNCTION_TABLE[fn]; // } // Determine if we need to use a dynamic stack to store the destructors for the function parameters. // TODO: Remove this completely once all function invokers are being dynamically generated. var needsDestructorStack = usesDestructorStack(argTypes); var returns = (argTypes[0].name !== 'void'); var expectedArgCount = argCount - 2; // Builld the arguments that will be passed into the closure around the invoker // function. var closureArgs = [humanName, throwBindingError, cppInvokerFunc, cppTargetFunc, runDestructors, argTypes[0], argTypes[1]]; for (var i = 0; i < argCount - 2; ++i) { closureArgs.push(argTypes[i+2]); } if (!needsDestructorStack) { // Skip return value at index 0 - it's not deleted here. Also skip class type if not a method. for (var i = isClassMethodFunc?1:2; i < argTypes.length; ++i) { if (argTypes[i].destructorFunction !== null) { closureArgs.push(argTypes[i].destructorFunction); } } } let [args, invokerFnBody] = createJsInvoker(argTypes, isClassMethodFunc, returns, isAsync); var invokerFn = new Function(...args, invokerFnBody)(...closureArgs); return createNamedFunction(humanName, invokerFn); } var __embind_register_class_constructor = ( rawClassType, argCount, rawArgTypesAddr, invokerSignature, invoker, rawConstructor ) => { var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); invoker = embind__requireFunction(invokerSignature, invoker); var args = [rawConstructor]; var destructors = []; whenDependentTypesAreResolved([], [rawClassType], (classType) => { classType = classType[0]; var humanName = `constructor ${classType.name}`; if (undefined === classType.registeredClass.constructor_body) { classType.registeredClass.constructor_body = []; } if (undefined !== classType.registeredClass.constructor_body[argCount - 1]) { throw new BindingError(`Cannot register multiple constructors with identical number of parameters (${argCount-1}) for class '${classType.name}'! Overload resolution is currently only performed using the parameter count, not actual type info!`); } classType.registeredClass.constructor_body[argCount - 1] = () => { throwUnboundTypeError(`Cannot construct ${classType.name} due to unbound types`, rawArgTypes); }; whenDependentTypesAreResolved([], rawArgTypes, (argTypes) => { // Insert empty slot for context type (argTypes[1]). argTypes.splice(1, 0, null); classType.registeredClass.constructor_body[argCount - 1] = craftInvokerFunction(humanName, argTypes, null, invoker, rawConstructor); return []; }); return []; }); }; var getFunctionName = (signature) => { signature = signature.trim(); const argsIndex = signature.indexOf("("); if (argsIndex === -1) return signature; return signature.slice(0, argsIndex); }; var __embind_register_class_function = (rawClassType, methodName, argCount, rawArgTypesAddr, // [ReturnType, ThisType, Args...] invokerSignature, rawInvoker, context, isPureVirtual, isAsync, isNonnullReturn) => { var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); methodName = AsciiToString(methodName); methodName = getFunctionName(methodName); rawInvoker = embind__requireFunction(invokerSignature, rawInvoker, isAsync); whenDependentTypesAreResolved([], [rawClassType], (classType) => { classType = classType[0]; var humanName = `${classType.name}.${methodName}`; if (methodName.startsWith("@@")) { methodName = Symbol[methodName.substring(2)]; } if (isPureVirtual) { classType.registeredClass.pureVirtualFunctions.push(methodName); } function unboundTypesHandler() { throwUnboundTypeError(`Cannot call ${humanName} due to unbound types`, rawArgTypes); } var proto = classType.registeredClass.instancePrototype; var method = proto[methodName]; if (undefined === method || (undefined === method.overloadTable && method.className !== classType.name && method.argCount === argCount - 2)) { // This is the first overload to be registered, OR we are replacing a // function in the base class with a function in the derived class. unboundTypesHandler.argCount = argCount - 2; unboundTypesHandler.className = classType.name; proto[methodName] = unboundTypesHandler; } else { // There was an existing function with the same name registered. Set up // a function overload routing table. ensureOverloadTable(proto, methodName, humanName); proto[methodName].overloadTable[argCount - 2] = unboundTypesHandler; } whenDependentTypesAreResolved([], rawArgTypes, (argTypes) => { var memberFunction = craftInvokerFunction(humanName, argTypes, classType, rawInvoker, context, isAsync); // Replace the initial unbound-handler-stub function with the // appropriate member function, now that all types are resolved. If // multiple overloads are registered for this function, the function // goes into an overload table. if (undefined === proto[methodName].overloadTable) { // Set argCount in case an overload is registered later memberFunction.argCount = argCount - 2; proto[methodName] = memberFunction; } else { proto[methodName].overloadTable[argCount - 2] = memberFunction; } return []; }); return []; }); }; var __embind_register_constant = (name, type, value) => { name = AsciiToString(name); whenDependentTypesAreResolved([], [type], (type) => { type = type[0]; Module[name] = type['fromWireType'](value); return []; }); }; var emval_freelist = []; var emval_handles = [0,1,,1,null,1,true,1,false,1]; var __emval_decref = (handle) => { if (handle > 9 && 0 === --emval_handles[handle + 1]) { emval_handles[handle] = undefined; emval_freelist.push(handle); } }; var Emval = { toValue:(handle) => { if (!handle) { throwBindingError(`Cannot use deleted val. handle = ${handle}`); } return emval_handles[handle]; }, toHandle:(value) => { switch (value) { case undefined: return 2; case null: return 4; case true: return 6; case false: return 8; default:{ const handle = emval_freelist.pop() || emval_handles.length; emval_handles[handle] = value; emval_handles[handle + 1] = 1; return handle; } } }, }; var EmValType = { name: 'emscripten::val', 'fromWireType': (handle) => { var rv = Emval.toValue(handle); __emval_decref(handle); return rv; }, 'toWireType': (destructors, value) => Emval.toHandle(value), argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': readPointer, destructorFunction: null, // This type does not need a destructor // TODO: do we need a deleteObject here? write a test where // emval is passed into JS via an interface }; var __embind_register_emval = (rawType) => registerType(rawType, EmValType); var enumReadValueFromPointer = (name, width, signed) => { switch (width) { case 1: return signed ? function(pointer) { return this['fromWireType'](HEAP8[pointer]) } : function(pointer) { return this['fromWireType'](HEAPU8[pointer]) }; case 2: return signed ? function(pointer) { return this['fromWireType'](HEAP16[((pointer)>>1)]) } : function(pointer) { return this['fromWireType'](HEAPU16[((pointer)>>1)]) }; case 4: return signed ? function(pointer) { return this['fromWireType'](HEAP32[((pointer)>>2)]) } : function(pointer) { return this['fromWireType'](HEAPU32[((pointer)>>2)]) }; default: throw new TypeError(`invalid integer width (${width}): ${name}`); } }; /** @suppress {globalThis} */ var __embind_register_enum = (rawType, name, size, isSigned) => { name = AsciiToString(name); function ctor() {} ctor.values = {}; registerType(rawType, { name, constructor: ctor, 'fromWireType': function(c) { return this.constructor.values[c]; }, 'toWireType': (destructors, c) => c.value, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': enumReadValueFromPointer(name, size, isSigned), destructorFunction: null, }); exposePublicSymbol(name, ctor); }; var requireRegisteredType = (rawType, humanName) => { var impl = registeredTypes[rawType]; if (undefined === impl) { throwBindingError(`${humanName} has unknown type ${getTypeName(rawType)}`); } return impl; }; var __embind_register_enum_value = (rawEnumType, name, enumValue) => { var enumType = requireRegisteredType(rawEnumType, 'enum'); name = AsciiToString(name); var Enum = enumType.constructor; var Value = Object.create(enumType.constructor.prototype, { value: {value: enumValue}, constructor: {value: createNamedFunction(`${enumType.name}_${name}`, function() {})}, }); Enum.values[enumValue] = Value; Enum[name] = Value; }; var floatReadValueFromPointer = (name, width) => { switch (width) { case 4: return function(pointer) { return this['fromWireType'](HEAPF32[((pointer)>>2)]); }; case 8: return function(pointer) { return this['fromWireType'](HEAPF64[((pointer)>>3)]); }; default: throw new TypeError(`invalid float width (${width}): ${name}`); } }; var __embind_register_float = (rawType, name, size) => { name = AsciiToString(name); registerType(rawType, { name, 'fromWireType': (value) => value, 'toWireType': (destructors, value) => { // The VM will perform JS to Wasm value conversion, according to the spec: // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue return value; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': floatReadValueFromPointer(name, size), destructorFunction: null, // This type does not need a destructor }); }; var __embind_register_function = (name, argCount, rawArgTypesAddr, signature, rawInvoker, fn, isAsync, isNonnullReturn) => { var argTypes = heap32VectorToArray(argCount, rawArgTypesAddr); name = AsciiToString(name); name = getFunctionName(name); rawInvoker = embind__requireFunction(signature, rawInvoker, isAsync); exposePublicSymbol(name, function() { throwUnboundTypeError(`Cannot call ${name} due to unbound types`, argTypes); }, argCount - 1); whenDependentTypesAreResolved([], argTypes, (argTypes) => { var invokerArgsArray = [argTypes[0] /* return value */, null /* no class 'this'*/].concat(argTypes.slice(1) /* actual params */); replacePublicSymbol(name, craftInvokerFunction(name, invokerArgsArray, null /* no class 'this'*/, rawInvoker, fn, isAsync), argCount - 1); return []; }); }; /** @suppress {globalThis} */ var __embind_register_integer = (primitiveType, name, size, minRange, maxRange) => { name = AsciiToString(name); const isUnsignedType = minRange === 0; let fromWireType = (value) => value; if (isUnsignedType) { var bitshift = 32 - 8*size; fromWireType = (value) => (value << bitshift) >>> bitshift; maxRange = fromWireType(maxRange); } registerType(primitiveType, { name, 'fromWireType': fromWireType, 'toWireType': (destructors, value) => { // The VM will perform JS to Wasm value conversion, according to the spec: // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue return value; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': integerReadValueFromPointer(name, size, minRange !== 0), destructorFunction: null, // This type does not need a destructor }); }; var __embind_register_memory_view = (rawType, dataTypeIndex, name) => { var typeMapping = [ Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array, Float32Array, Float64Array, BigInt64Array, BigUint64Array, ]; var TA = typeMapping[dataTypeIndex]; function decodeMemoryView(handle) { var size = HEAPU32[((handle)>>2)]; var data = HEAPU32[(((handle)+(4))>>2)]; return new TA(HEAP8.buffer, data, size); } name = AsciiToString(name); registerType(rawType, { name, 'fromWireType': decodeMemoryView, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': decodeMemoryView, }, { ignoreDuplicateRegistrations: true, }); }; var stringToUTF8Array = (str, heap, outIdx, maxBytesToWrite) => { // Parameter maxBytesToWrite is not optional. Negative values, 0, null, // undefined and false each don't write out any bytes. if (!(maxBytesToWrite > 0)) return 0; var startIdx = outIdx; var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. for (var i = 0; i < str.length; ++i) { // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description // and https://www.ietf.org/rfc/rfc2279.txt // and https://tools.ietf.org/html/rfc3629 var u = str.codePointAt(i); if (u <= 0x7F) { if (outIdx >= endIdx) break; heap[outIdx++] = u; } else if (u <= 0x7FF) { if (outIdx + 1 >= endIdx) break; heap[outIdx++] = 0xC0 | (u >> 6); heap[outIdx++] = 0x80 | (u & 63); } else if (u <= 0xFFFF) { if (outIdx + 2 >= endIdx) break; heap[outIdx++] = 0xE0 | (u >> 12); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); } else { if (outIdx + 3 >= endIdx) break; heap[outIdx++] = 0xF0 | (u >> 18); heap[outIdx++] = 0x80 | ((u >> 12) & 63); heap[outIdx++] = 0x80 | ((u >> 6) & 63); heap[outIdx++] = 0x80 | (u & 63); // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. // We need to manually skip over the second code unit for correct iteration. i++; } } // Null-terminate the pointer to the buffer. heap[outIdx] = 0; return outIdx - startIdx; }; var stringToUTF8 = (str, outPtr, maxBytesToWrite) => { return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite); }; var lengthBytesUTF8 = (str) => { var len = 0; for (var i = 0; i < str.length; ++i) { // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code // unit, not a Unicode code point of the character! So decode // UTF16->UTF32->UTF8. // See http://unicode.org/faq/utf_bom.html#utf16-3 var c = str.charCodeAt(i); // possibly a lead surrogate if (c <= 0x7F) { len++; } else if (c <= 0x7FF) { len += 2; } else if (c >= 0xD800 && c <= 0xDFFF) { len += 4; ++i; } else { len += 3; } } return len; }; var UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder() : undefined; /** * Given a pointer 'idx' to a null-terminated UTF8-encoded string in the given * array that contains uint8 values, returns a copy of that string as a * Javascript String object. * heapOrArray is either a regular array, or a JavaScript typed array view. * @param {number=} idx * @param {number=} maxBytesToRead * @return {string} */ var UTF8ArrayToString = (heapOrArray, idx = 0, maxBytesToRead = NaN) => { var endIdx = idx + maxBytesToRead; var endPtr = idx; // TextDecoder needs to know the byte length in advance, it doesn't stop on // null terminator by itself. Also, use the length info to avoid running tiny // strings through TextDecoder, since .subarray() allocates garbage. // (As a tiny code save trick, compare endPtr against endIdx using a negation, // so that undefined/NaN means Infinity) while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; // When using conditional TextDecoder, skip it for short strings as the overhead of the native call is not worth it. if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); } var str = ''; // If building with TextDecoder, we have already computed the string length // above, so test loop end condition against that while (idx < endPtr) { // For UTF8 byte structure, see: // http://en.wikipedia.org/wiki/UTF-8#Description // https://www.ietf.org/rfc/rfc2279.txt // https://tools.ietf.org/html/rfc3629 var u0 = heapOrArray[idx++]; if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } var u1 = heapOrArray[idx++] & 63; if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } var u2 = heapOrArray[idx++] & 63; if ((u0 & 0xF0) == 0xE0) { u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; } else { u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); } if (u0 < 0x10000) { str += String.fromCharCode(u0); } else { var ch = u0 - 0x10000; str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); } } return str; }; /** * Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the * emscripten HEAP, returns a copy of that string as a Javascript String object. * * @param {number} ptr * @param {number=} maxBytesToRead - An optional length that specifies the * maximum number of bytes to read. You can omit this parameter to scan the * string until the first 0 byte. If maxBytesToRead is passed, and the string * at [ptr, ptr+maxBytesToReadr[ contains a null byte in the middle, then the * string will cut short at that byte index (i.e. maxBytesToRead will not * produce a string of exact length [ptr, ptr+maxBytesToRead[) N.B. mixing * frequent uses of UTF8ToString() with and without maxBytesToRead may throw * JS JIT optimizations off, so it is worth to consider consistently using one * @return {string} */ var UTF8ToString = (ptr, maxBytesToRead) => { return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; }; var __embind_register_std_string = (rawType, name) => { name = AsciiToString(name); var stdStringIsUTF8 = true; registerType(rawType, { name, // For some method names we use string keys here since they are part of // the public/external API and/or used by the runtime-generated code. 'fromWireType'(value) { var length = HEAPU32[((value)>>2)]; var payload = value + 4; var str; if (stdStringIsUTF8) { var decodeStartPtr = payload; // Looping here to support possible embedded '0' bytes for (var i = 0; i <= length; ++i) { var currentBytePtr = payload + i; if (i == length || HEAPU8[currentBytePtr] == 0) { var maxRead = currentBytePtr - decodeStartPtr; var stringSegment = UTF8ToString(decodeStartPtr, maxRead); if (str === undefined) { str = stringSegment; } else { str += String.fromCharCode(0); str += stringSegment; } decodeStartPtr = currentBytePtr + 1; } } } else { var a = new Array(length); for (var i = 0; i < length; ++i) { a[i] = String.fromCharCode(HEAPU8[payload + i]); } str = a.join(''); } _free(value); return str; }, 'toWireType'(destructors, value) { if (value instanceof ArrayBuffer) { value = new Uint8Array(value); } var length; var valueIsOfTypeString = (typeof value == 'string'); // We accept `string` or array views with single byte elements if (!(valueIsOfTypeString || (ArrayBuffer.isView(value) && value.BYTES_PER_ELEMENT == 1))) { throwBindingError('Cannot pass non-string to std::string'); } if (stdStringIsUTF8 && valueIsOfTypeString) { length = lengthBytesUTF8(value); } else { length = value.length; } // assumes POINTER_SIZE alignment var base = _malloc(4 + length + 1); var ptr = base + 4; HEAPU32[((base)>>2)] = length; if (valueIsOfTypeString) { if (stdStringIsUTF8) { stringToUTF8(value, ptr, length + 1); } else { for (var i = 0; i < length; ++i) { var charCode = value.charCodeAt(i); if (charCode > 255) { _free(base); throwBindingError('String has UTF-16 code units that do not fit in 8 bits'); } HEAPU8[ptr + i] = charCode; } } } else { HEAPU8.set(value, ptr); } if (destructors !== null) { destructors.push(_free, base); } return base; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': readPointer, destructorFunction(ptr) { _free(ptr); }, }); }; var UTF16Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf-16le') : undefined;; var UTF16ToString = (ptr, maxBytesToRead) => { var idx = ((ptr)>>1); var maxIdx = idx + maxBytesToRead / 2; // TextDecoder needs to know the byte length in advance, it doesn't stop on // null terminator by itself. // Also, use the length info to avoid running tiny strings through // TextDecoder, since .subarray() allocates garbage. var endIdx = idx; // If maxBytesToRead is not passed explicitly, it will be undefined, and this // will always evaluate to true. This saves on code size. while (!(endIdx >= maxIdx) && HEAPU16[endIdx]) ++endIdx; if (endIdx - idx > 16 && UTF16Decoder) return UTF16Decoder.decode(HEAPU16.subarray(idx, endIdx)); // Fallback: decode without UTF16Decoder var str = ''; // If maxBytesToRead is not passed explicitly, it will be undefined, and the // for-loop's condition will always evaluate to true. The loop is then // terminated on the first null char. for (var i = idx; !(i >= maxIdx); ++i) { var codeUnit = HEAPU16[i]; if (codeUnit == 0) break; // fromCharCode constructs a character from a UTF-16 code unit, so we can // pass the UTF16 string right through. str += String.fromCharCode(codeUnit); } return str; }; var stringToUTF16 = (str, outPtr, maxBytesToWrite) => { // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. maxBytesToWrite ??= 0x7FFFFFFF; if (maxBytesToWrite < 2) return 0; maxBytesToWrite -= 2; // Null terminator. var startPtr = outPtr; var numCharsToWrite = (maxBytesToWrite < str.length*2) ? (maxBytesToWrite / 2) : str.length; for (var i = 0; i < numCharsToWrite; ++i) { // charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP. var codeUnit = str.charCodeAt(i); // possibly a lead surrogate HEAP16[((outPtr)>>1)] = codeUnit; outPtr += 2; } // Null-terminate the pointer to the HEAP. HEAP16[((outPtr)>>1)] = 0; return outPtr - startPtr; }; var lengthBytesUTF16 = (str) => str.length*2; var UTF32ToString = (ptr, maxBytesToRead) => { var str = ''; // If maxBytesToRead is not passed explicitly, it will be undefined, and this // will always evaluate to true. This saves on code size. for (var i = 0; !(i >= maxBytesToRead / 4); i++) { var utf32 = HEAP32[(((ptr)+(i*4))>>2)]; if (!utf32) break; str += String.fromCodePoint(utf32); } return str; }; var stringToUTF32 = (str, outPtr, maxBytesToWrite) => { // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. maxBytesToWrite ??= 0x7FFFFFFF; if (maxBytesToWrite < 4) return 0; var startPtr = outPtr; var endPtr = startPtr + maxBytesToWrite - 4; for (var i = 0; i < str.length; ++i) { var codePoint = str.codePointAt(i); // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. // We need to manually skip over the second code unit for correct iteration. if (codePoint > 0xFFFF) { i++; } HEAP32[((outPtr)>>2)] = codePoint; outPtr += 4; if (outPtr + 4 > endPtr) break; } // Null-terminate the pointer to the HEAP. HEAP32[((outPtr)>>2)] = 0; return outPtr - startPtr; }; var lengthBytesUTF32 = (str) => { var len = 0; for (var i = 0; i < str.length; ++i) { var codePoint = str.codePointAt(i); // Gotcha: if codePoint is over 0xFFFF, it is represented as a surrogate pair in UTF-16. // We need to manually skip over the second code unit for correct iteration. if (codePoint > 0xFFFF) { i++; } len += 4; } return len; }; var __embind_register_std_wstring = (rawType, charSize, name) => { name = AsciiToString(name); var decodeString, encodeString, readCharAt, lengthBytesUTF; if (charSize === 2) { decodeString = UTF16ToString; encodeString = stringToUTF16; lengthBytesUTF = lengthBytesUTF16; readCharAt = (pointer) => HEAPU16[((pointer)>>1)]; } else if (charSize === 4) { decodeString = UTF32ToString; encodeString = stringToUTF32; lengthBytesUTF = lengthBytesUTF32; readCharAt = (pointer) => HEAPU32[((pointer)>>2)]; } registerType(rawType, { name, 'fromWireType': (value) => { // Code mostly taken from _embind_register_std_string fromWireType var length = HEAPU32[((value)>>2)]; var str; var decodeStartPtr = value + 4; // Looping here to support possible embedded '0' bytes for (var i = 0; i <= length; ++i) { var currentBytePtr = value + 4 + i * charSize; if (i == length || readCharAt(currentBytePtr) == 0) { var maxReadBytes = currentBytePtr - decodeStartPtr; var stringSegment = decodeString(decodeStartPtr, maxReadBytes); if (str === undefined) { str = stringSegment; } else { str += String.fromCharCode(0); str += stringSegment; } decodeStartPtr = currentBytePtr + charSize; } } _free(value); return str; }, 'toWireType': (destructors, value) => { if (!(typeof value == 'string')) { throwBindingError(`Cannot pass non-string to C++ string type ${name}`); } // assumes POINTER_SIZE alignment var length = lengthBytesUTF(value); var ptr = _malloc(4 + length + charSize); HEAPU32[((ptr)>>2)] = length / charSize; encodeString(value, ptr + 4, length + charSize); if (destructors !== null) { destructors.push(_free, ptr); } return ptr; }, argPackAdvance: GenericWireTypeSize, 'readValueFromPointer': readPointer, destructorFunction(ptr) { _free(ptr); } }); }; var __embind_register_value_object = ( rawType, name, constructorSignature, rawConstructor, destructorSignature, rawDestructor ) => { structRegistrations[rawType] = { name: AsciiToString(name), rawConstructor: embind__requireFunction(constructorSignature, rawConstructor), rawDestructor: embind__requireFunction(destructorSignature, rawDestructor), fields: [], }; }; var __embind_register_value_object_field = ( structType, fieldName, getterReturnType, getterSignature, getter, getterContext, setterArgumentType, setterSignature, setter, setterContext ) => { structRegistrations[structType].fields.push({ fieldName: AsciiToString(fieldName), getterReturnType, getter: embind__requireFunction(getterSignature, getter), getterContext, setterArgumentType, setter: embind__requireFunction(setterSignature, setter), setterContext, }); }; var __embind_register_void = (rawType, name) => { name = AsciiToString(name); registerType(rawType, { isVoid: true, // void return values can be optimized out sometimes name, argPackAdvance: 0, 'fromWireType': () => undefined, // TODO: assert if anything else is given? 'toWireType': (destructors, o) => undefined, }); }; var emval_returnValue = (returnType, destructorsRef, handle) => { var destructors = []; var result = returnType['toWireType'](destructors, handle); if (destructors.length) { // void, primitives and any other types w/o destructors don't need to allocate a handle HEAPU32[((destructorsRef)>>2)] = Emval.toHandle(destructors); } return result; }; var __emval_as = (handle, returnType, destructorsRef) => { handle = Emval.toValue(handle); returnType = requireRegisteredType(returnType, 'emval::as'); return emval_returnValue(returnType, destructorsRef, handle); }; var emval_methodCallers = []; var __emval_call = (caller, handle, destructorsRef, args) => { caller = emval_methodCallers[caller]; handle = Emval.toValue(handle); return caller(null, handle, destructorsRef, args); }; var emval_symbols = { }; var getStringOrSymbol = (address) => { var symbol = emval_symbols[address]; if (symbol === undefined) { return AsciiToString(address); } return symbol; }; var __emval_call_method = (caller, objHandle, methodName, destructorsRef, args) => { caller = emval_methodCallers[caller]; objHandle = Emval.toValue(objHandle); methodName = getStringOrSymbol(methodName); return caller(objHandle, objHandle[methodName], destructorsRef, args); }; var emval_get_global = () => globalThis; var __emval_get_global = (name) => { if (name===0) { return Emval.toHandle(emval_get_global()); } else { name = getStringOrSymbol(name); return Emval.toHandle(emval_get_global()[name]); } }; var emval_addMethodCaller = (caller) => { var id = emval_methodCallers.length; emval_methodCallers.push(caller); return id; }; var emval_lookupTypes = (argCount, argTypes) => { var a = new Array(argCount); for (var i = 0; i < argCount; ++i) { a[i] = requireRegisteredType(HEAPU32[(((argTypes)+(i*4))>>2)], `parameter ${i}`); } return a; }; var __emval_get_method_caller = (argCount, argTypes, kind) => { var types = emval_lookupTypes(argCount, argTypes); var retType = types.shift(); argCount--; // remove the shifted off return type var functionBody = `return function (obj, func, destructorsRef, args) {\n`; var offset = 0; var argsList = []; // 'obj?, arg0, arg1, arg2, ... , argN' if (kind === /* FUNCTION */ 0) { argsList.push('obj'); } var params = ['retType']; var args = [retType]; for (var i = 0; i < argCount; ++i) { argsList.push(`arg${i}`); params.push(`argType${i}`); args.push(types[i]); functionBody += ` var arg${i} = argType${i}.readValueFromPointer(args${offset ? '+' + offset : ''});\n`; offset += types[i].argPackAdvance; } var invoker = kind === /* CONSTRUCTOR */ 1 ? 'new func' : 'func.call'; functionBody += ` var rv = ${invoker}(${argsList.join(', ')});\n`; if (!retType.isVoid) { params.push('emval_returnValue'); args.push(emval_returnValue); functionBody += ' return emval_returnValue(retType, destructorsRef, rv);\n'; } functionBody += "};\n"; var invokerFunction = new Function(...params, functionBody)(...args); var functionName = `methodCaller<(${types.map(t => t.name).join(', ')}) => ${retType.name}>`; return emval_addMethodCaller(createNamedFunction(functionName, invokerFunction)); }; var __emval_get_module_property = (name) => { name = getStringOrSymbol(name); return Emval.toHandle(Module[name]); }; var __emval_get_property = (handle, key) => { handle = Emval.toValue(handle); key = Emval.toValue(key); return Emval.toHandle(handle[key]); }; var __emval_incref = (handle) => { if (handle > 9) { emval_handles[handle + 1] += 1; } }; var __emval_new_cstring = (v) => Emval.toHandle(getStringOrSymbol(v)); var __emval_run_destructors = (handle) => { var destructors = Emval.toValue(handle); runDestructors(destructors); __emval_decref(handle); }; var getHeapMax = () => // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side // for any code that deals with heap sizes, which would require special // casing all heap size related code to treat 0 specially. 2147483648; var alignMemory = (size, alignment) => { return Math.ceil(size / alignment) * alignment; }; var growMemory = (size) => { var b = wasmMemory.buffer; var pages = ((size - b.byteLength + 65535) / 65536) | 0; try { // round size grow request up to wasm page size (fixed 64KB per spec) wasmMemory.grow(pages); // .grow() takes a delta compared to the previous size updateMemoryViews(); return 1 /*success*/; } catch(e) { } // implicit 0 return to save code size (caller will cast "undefined" into 0 // anyhow) }; var _emscripten_resize_heap = (requestedSize) => { var oldSize = HEAPU8.length; // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. requestedSize >>>= 0; // With multithreaded builds, races can happen (another thread might increase the size // in between), so return a failure, and let the caller retry. // Memory resize rules: // 1. Always increase heap size to at least the requested size, rounded up // to next page multiple. // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap // geometrically: increase the heap size according to // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap // linearly: increase the heap size by at least // MEMORY_GROWTH_LINEAR_STEP bytes. // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest // 4. If we were unable to allocate as much memory, it may be due to // over-eager decision to excessively reserve due to (3) above. // Hence if an allocation fails, cut down on the amount of excess // growth, in an attempt to succeed to perform a smaller allocation. // A limit is set for how much we can grow. We should not exceed that // (the wasm binary specifies it, so if we tried, we'd fail anyhow). var maxHeapSize = getHeapMax(); if (requestedSize > maxHeapSize) { return false; } // Loop through potential heap size increases. If we attempt a too eager // reservation that fails, cut down on the attempted size and reserve a // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); // ensure geometric growth // but limit overreserving (default to capping at +96MB overgrowth at most) overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296 ); var newSize = Math.min(maxHeapSize, alignMemory(Math.max(requestedSize, overGrownHeapSize), 65536)); var replacement = growMemory(newSize); if (replacement) { return true; } } return false; }; var _fd_close = (fd) => { return 52; }; var INT53_MAX = 9007199254740992; var INT53_MIN = -9007199254740992; var bigintToI53Checked = (num) => (num < INT53_MIN || num > INT53_MAX) ? NaN : Number(num); function _fd_seek(fd, offset, whence, newOffset) { offset = bigintToI53Checked(offset); return 70; ; } var printCharBuffers = [null,[],[]]; var printChar = (stream, curr) => { var buffer = printCharBuffers[stream]; if (curr === 0 || curr === 10) { (stream === 1 ? out : err)(UTF8ArrayToString(buffer)); buffer.length = 0; } else { buffer.push(curr); } }; var flush_NO_FILESYSTEM = () => { // flush anything remaining in the buffers during shutdown if (printCharBuffers[1].length) printChar(1, 10); if (printCharBuffers[2].length) printChar(2, 10); }; var SYSCALLS = { varargs:undefined, getStr(ptr) { var ret = UTF8ToString(ptr); return ret; }, }; var _fd_write = (fd, iov, iovcnt, pnum) => { // hack to support printf in SYSCALLS_REQUIRE_FILESYSTEM=0 var num = 0; for (var i = 0; i < iovcnt; i++) { var ptr = HEAPU32[((iov)>>2)]; var len = HEAPU32[(((iov)+(4))>>2)]; iov += 8; for (var j = 0; j < len; j++) { printChar(fd, HEAPU8[ptr+j]); } num += len; } HEAPU32[((pnum)>>2)] = num; return 0; }; var ptrToString = (ptr) => { // With CAN_ADDRESS_2GB or MEMORY64, pointers are already unsigned. ptr >>>= 0; return '0x' + ptr.toString(16).padStart(8, '0'); }; init_ClassHandle(); init_RegisteredPointer(); // End JS library code // include: postlibrary.js // This file is included after the automatically-generated JS library code // but before the wasm module is created. { // Begin ATMODULES hooks if (Module['noExitRuntime']) noExitRuntime = Module['noExitRuntime']; if (Module['print']) out = Module['print']; if (Module['printErr']) err = Module['printErr']; if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']; // End ATMODULES hooks if (Module['arguments']) arguments_ = Module['arguments']; if (Module['thisProgram']) thisProgram = Module['thisProgram']; } // Begin runtime exports // End runtime exports // Begin JS library exports // End JS library exports // end include: postlibrary.js // Imports from the Wasm binary. var ___getTypeName, _malloc, _free, __emscripten_stack_restore, __emscripten_stack_alloc, _emscripten_stack_get_current; function assignWasmExports(wasmExports) { ___getTypeName = wasmExports['__getTypeName']; _malloc = wasmExports['malloc']; _free = wasmExports['free']; __emscripten_stack_restore = wasmExports['_emscripten_stack_restore']; __emscripten_stack_alloc = wasmExports['_emscripten_stack_alloc']; _emscripten_stack_get_current = wasmExports['emscripten_stack_get_current']; } var wasmImports = { /** @export */ __cxa_throw: ___cxa_throw, /** @export */ _abort_js: __abort_js, /** @export */ _embind_finalize_value_object: __embind_finalize_value_object, /** @export */ _embind_register_bigint: __embind_register_bigint, /** @export */ _embind_register_bool: __embind_register_bool, /** @export */ _embind_register_class: __embind_register_class, /** @export */ _embind_register_class_constructor: __embind_register_class_constructor, /** @export */ _embind_register_class_function: __embind_register_class_function, /** @export */ _embind_register_constant: __embind_register_constant, /** @export */ _embind_register_emval: __embind_register_emval, /** @export */ _embind_register_enum: __embind_register_enum, /** @export */ _embind_register_enum_value: __embind_register_enum_value, /** @export */ _embind_register_float: __embind_register_float, /** @export */ _embind_register_function: __embind_register_function, /** @export */ _embind_register_integer: __embind_register_integer, /** @export */ _embind_register_memory_view: __embind_register_memory_view, /** @export */ _embind_register_std_string: __embind_register_std_string, /** @export */ _embind_register_std_wstring: __embind_register_std_wstring, /** @export */ _embind_register_value_object: __embind_register_value_object, /** @export */ _embind_register_value_object_field: __embind_register_value_object_field, /** @export */ _embind_register_void: __embind_register_void, /** @export */ _emval_as: __emval_as, /** @export */ _emval_call: __emval_call, /** @export */ _emval_call_method: __emval_call_method, /** @export */ _emval_decref: __emval_decref, /** @export */ _emval_get_global: __emval_get_global, /** @export */ _emval_get_method_caller: __emval_get_method_caller, /** @export */ _emval_get_module_property: __emval_get_module_property, /** @export */ _emval_get_property: __emval_get_property, /** @export */ _emval_incref: __emval_incref, /** @export */ _emval_new_cstring: __emval_new_cstring, /** @export */ _emval_run_destructors: __emval_run_destructors, /** @export */ emscripten_resize_heap: _emscripten_resize_heap, /** @export */ fd_close: _fd_close, /** @export */ fd_seek: _fd_seek, /** @export */ fd_write: _fd_write }; var wasmExports = await createWasm(); // include: postamble.js // === Auto-generated postamble setup entry stuff === function run() { if (runDependencies > 0) { dependenciesFulfilled = run; return; } preRun(); // a preRun added a dependency, run will be called later if (runDependencies > 0) { dependenciesFulfilled = run; return; } function doRun() { // run may have just been called through dependencies being fulfilled just in this very frame, // or while the async setStatus time below was happening Module['calledRun'] = true; if (ABORT) return; initRuntime(); readyPromiseResolve?.(Module); Module['onRuntimeInitialized']?.(); postRun(); } if (Module['setStatus']) { Module['setStatus']('Running...'); setTimeout(() => { setTimeout(() => Module['setStatus'](''), 1); doRun(); }, 1); } else { doRun(); } } function preInit() { if (Module['preInit']) { if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; while (Module['preInit'].length > 0) { Module['preInit'].shift()(); } } } preInit(); run(); // end include: postamble.js // include: postamble_modularize.js // In MODULARIZE mode we wrap the generated code in a factory function // and return either the Module itself, or a promise of the module. // // We assign to the `moduleRtn` global here and configure closure to see // this as and extern so it won't get minified. if (runtimeInitialized) { moduleRtn = Module; } else { // Set up the promise that indicates the Module is initialized moduleRtn = new Promise((resolve, reject) => { readyPromiseResolve = resolve; readyPromiseReject = reject; }); } // end include: postamble_modularize.js return moduleRtn; } ); })(); if (typeof exports === 'object' && typeof module === 'object') { module.exports = BASIS; // This default export looks redundant, but it allows TS to import this // commonjs style module. module.exports.default = BASIS; } else if (typeof define === 'function' && define['amd']) define([], () => BASIS);