var threadInfoStruct = 0; var selfThreadId = 0; var parentThreadId = 0; var initializedJS = false; var Module = {}; function threadPrintErr() { var text = Array.prototype.slice.call(arguments).join(' '); console.error(text); } function threadAlert() { var text = Array.prototype.slice.call(arguments).join(' '); postMessage({ cmd: 'alert', text: text, threadId: selfThreadId }); } var err = threadPrintErr; this.alert = threadAlert; Module['instantiateWasm'] = function (info, receiveInstance) { var instance = new WebAssembly.Instance(Module['wasmModule'], info); Module['wasmModule'] = null; receiveInstance(instance); return instance.exports; }; this.onmessage = function (e) { try { if (e.data.cmd === 'load') { Module['wasmModule'] = e.data.wasmModule; Module['wasmMemory'] = e.data.wasmMemory; Module['buffer'] = Module['wasmMemory'].buffer; Module['ENVIRONMENT_IS_PTHREAD'] = true; import(e.data.urlOrBlob) .then(function (avif_enc_mt) { return avif_enc_mt.default(Module); }) .then(function (instance) { Module = instance; postMessage({ cmd: 'loaded' }); }); } else if (e.data.cmd === 'objectTransfer') { Module['PThread'].receiveObjectTransfer(e.data); } else if (e.data.cmd === 'run') { Module['__performance_now_clock_drift'] = performance.now() - e.data.time; threadInfoStruct = e.data.threadInfoStruct; Module['registerPthreadPtr']( threadInfoStruct, /*isMainBrowserThread=*/ 0, /*isMainRuntimeThread=*/ 0, ); selfThreadId = e.data.selfThreadId; parentThreadId = e.data.parentThreadId; var max = e.data.stackBase; var top = e.data.stackBase + e.data.stackSize; Module['establishStackSpace'](top, max); Module['_emscripten_tls_init'](); Module['PThread'].receiveObjectTransfer(e.data); Module['PThread'].setThreadStatus(Module['_pthread_self'](), 1); if (!initializedJS) { Module['___embind_register_native_and_builtin_types'](); initializedJS = true; } try { var result = Module['dynCall']('ii', e.data.start_routine, [ e.data.arg, ]); if (!Module['getNoExitRuntime']()) Module['PThread'].threadExit(result); } catch (ex) { if (ex === 'Canceled!') { Module['PThread'].threadCancel(); } else if (ex != 'unwind') { Atomics.store( Module['HEAPU32'], (threadInfoStruct + 4) >> /*C_STRUCTS.pthread.threadExitCode*/ 2, ex instanceof Module['ExitStatus'] ? ex.status : -2, ); /*A custom entry specific to Emscripten denoting that the thread crashed.*/ Atomics.store( Module['HEAPU32'], (threadInfoStruct + 0) >> /*C_STRUCTS.pthread.threadStatus*/ 2, 1, ); Module['_emscripten_futex_wake']( threadInfoStruct + 0, /*C_STRUCTS.pthread.threadStatus*/ 2147483647, ); if (!(ex instanceof Module['ExitStatus'])) throw ex; } } } else if (e.data.cmd === 'cancel') { if (threadInfoStruct) { Module['PThread'].threadCancel(); } } else if (e.data.target === 'setimmediate') { } else if (e.data.cmd === 'processThreadQueue') { if (threadInfoStruct) { Module['_emscripten_current_thread_process_queued_calls'](); } } else { err('worker.js received unknown command ' + e.data.cmd); err(e.data); } } catch (ex) { err('worker.js onmessage() captured an uncaught exception: ' + ex); if (ex && ex.stack) err(ex.stack); throw ex; } };