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How to use worklet method in wpt

Best JavaScript code snippet using wpt

library_godot_audio.js

Source:library_godot_audio.js

1/*************************************************************************/2/*  library_godot_audio.js                                               */3/*************************************************************************/4/*                       This file is part of:                           */5/*                           GODOT ENGINE                                */6/*                      https://godotengine.org                          */7/*************************************************************************/8/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */9/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */10/*                                                                       */11/* Permission is hereby granted, free of charge, to any person obtaining */12/* a copy of this software and associated documentation files (the       */13/* "Software"), to deal in the Software without restriction, including   */14/* without limitation the rights to use, copy, modify, merge, publish,   */15/* distribute, sublicense, and/or sell copies of the Software, and to    */16/* permit persons to whom the Software is furnished to do so, subject to */17/* the following conditions:                                             */18/*                                                                       */19/* The above copyright notice and this permission notice shall be        */20/* included in all copies or substantial portions of the Software.       */21/*                                                                       */22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */29/*************************************************************************/30const GodotAudio = {31	$GodotAudio__deps: ['$GodotRuntime', '$GodotOS'],32	$GodotAudio: {33		ctx: null,34		input: null,35		driver: null,36		interval: 0,37		init: function (mix_rate, latency, onstatechange, onlatencyupdate) {38			const ctx = new (window.AudioContext || window.webkitAudioContext)({39				sampleRate: mix_rate,40				// latencyHint: latency / 1000 // Do not specify, leave 'interactive' for good performance.41			});42			GodotAudio.ctx = ctx;43			ctx.onstatechange = function () {44				let state = 0;45				switch (ctx.state) {46				case 'suspended':47					state = 0;48					break;49				case 'running':50					state = 1;51					break;52				case 'closed':53					state = 2;54					break;55					// no default56				}57				onstatechange(state);58			};59			ctx.onstatechange(); // Immeditately notify state.60			// Update computed latency61			GodotAudio.interval = setInterval(function () {62				let computed_latency = 0;63				if (ctx.baseLatency) {64					computed_latency += GodotAudio.ctx.baseLatency;65				}66				if (ctx.outputLatency) {67					computed_latency += GodotAudio.ctx.outputLatency;68				}69				onlatencyupdate(computed_latency);70			}, 1000);71			GodotOS.atexit(GodotAudio.close_async);72			return ctx.destination.channelCount;73		},74		create_input: function (callback) {75			if (GodotAudio.input) {76				return 0; // Already started.77			}78			function gotMediaInput(stream) {79				try {80					GodotAudio.input = GodotAudio.ctx.createMediaStreamSource(stream);81					callback(GodotAudio.input);82				} catch (e) {83					GodotRuntime.error('Failed creaating input.', e);84				}85			}86			if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {87				navigator.mediaDevices.getUserMedia({88					'audio': true,89				}).then(gotMediaInput, function (e) {90					GodotRuntime.error('Error getting user media.', e);91				});92			} else {93				if (!navigator.getUserMedia) {94					navigator.getUserMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia;95				}96				if (!navigator.getUserMedia) {97					GodotRuntime.error('getUserMedia not available.');98					return 1;99				}100				navigator.getUserMedia({101					'audio': true,102				}, gotMediaInput, function (e) {103					GodotRuntime.print(e);104				});105			}106			return 0;107		},108		close_async: function (resolve, reject) {109			const ctx = GodotAudio.ctx;110			GodotAudio.ctx = null;111			// Audio was not initialized.112			if (!ctx) {113				resolve();114				return;115			}116			// Remove latency callback117			if (GodotAudio.interval) {118				clearInterval(GodotAudio.interval);119				GodotAudio.interval = 0;120			}121			// Disconnect input, if it was started.122			if (GodotAudio.input) {123				GodotAudio.input.disconnect();124				GodotAudio.input = null;125			}126			// Disconnect output127			let closed = Promise.resolve();128			if (GodotAudio.driver) {129				closed = GodotAudio.driver.close();130			}131			closed.then(function () {132				return ctx.close();133			}).then(function () {134				ctx.onstatechange = null;135				resolve();136			}).catch(function (e) {137				ctx.onstatechange = null;138				GodotRuntime.error('Error closing AudioContext', e);139				resolve();140			});141		},142	},143	godot_audio_is_available__sig: 'i',144	godot_audio_is_available__proxy: 'sync',145	godot_audio_is_available: function () {146		if (!(window.AudioContext || window.webkitAudioContext)) {147			return 0;148		}149		return 1;150	},151	godot_audio_init__sig: 'iiiii',152	godot_audio_init: function (p_mix_rate, p_latency, p_state_change, p_latency_update) {153		const statechange = GodotRuntime.get_func(p_state_change);154		const latencyupdate = GodotRuntime.get_func(p_latency_update);155		return GodotAudio.init(p_mix_rate, p_latency, statechange, latencyupdate);156	},157	godot_audio_resume__sig: 'v',158	godot_audio_resume: function () {159		if (GodotAudio.ctx && GodotAudio.ctx.state !== 'running') {160			GodotAudio.ctx.resume();161		}162	},163	godot_audio_capture_start__proxy: 'sync',164	godot_audio_capture_start__sig: 'i',165	godot_audio_capture_start: function () {166		return GodotAudio.create_input(function (input) {167			input.connect(GodotAudio.driver.get_node());168		});169	},170	godot_audio_capture_stop__proxy: 'sync',171	godot_audio_capture_stop__sig: 'v',172	godot_audio_capture_stop: function () {173		if (GodotAudio.input) {174			const tracks = GodotAudio.input['mediaStream']['getTracks']();175			for (let i = 0; i < tracks.length; i++) {176				tracks[i]['stop']();177			}178			GodotAudio.input.disconnect();179			GodotAudio.input = null;180		}181	},182};183autoAddDeps(GodotAudio, '$GodotAudio');184mergeInto(LibraryManager.library, GodotAudio);185/**186 * The AudioWorklet API driver, used when threads are available.187 */188const GodotAudioWorklet = {189	$GodotAudioWorklet__deps: ['$GodotAudio', '$GodotConfig'],190	$GodotAudioWorklet: {191		promise: null,192		worklet: null,193		create: function (channels) {194			const path = GodotConfig.locate_file('godot.audio.worklet.js');195			GodotAudioWorklet.promise = GodotAudio.ctx.audioWorklet.addModule(path).then(function () {196				GodotAudioWorklet.worklet = new AudioWorkletNode(197					GodotAudio.ctx,198					'godot-processor',199					{200						'outputChannelCount': [channels],201					},202				);203				return Promise.resolve();204			});205			GodotAudio.driver = GodotAudioWorklet;206		},207		start: function (in_buf, out_buf, state) {208			GodotAudioWorklet.promise.then(function () {209				const node = GodotAudioWorklet.worklet;210				node.connect(GodotAudio.ctx.destination);211				node.port.postMessage({212					'cmd': 'start',213					'data': [state, in_buf, out_buf],214				});215				node.port.onmessage = function (event) {216					GodotRuntime.error(event.data);217				};218			});219		},220		get_node: function () {221			return GodotAudioWorklet.worklet;222		},223		close: function () {224			return new Promise(function (resolve, reject) {225				GodotAudioWorklet.promise.then(function () {226					GodotAudioWorklet.worklet.port.postMessage({227						'cmd': 'stop',228						'data': null,229					});230					GodotAudioWorklet.worklet.disconnect();231					GodotAudioWorklet.worklet = null;232					GodotAudioWorklet.promise = null;233					resolve();234				});235			});236		},237	},238	godot_audio_worklet_create__sig: 'vi',239	godot_audio_worklet_create: function (channels) {240		GodotAudioWorklet.create(channels);241	},242	godot_audio_worklet_start__sig: 'viiiii',243	godot_audio_worklet_start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, p_state) {244		const out_buffer = GodotRuntime.heapSub(HEAPF32, p_out_buf, p_out_size);245		const in_buffer = GodotRuntime.heapSub(HEAPF32, p_in_buf, p_in_size);246		const state = GodotRuntime.heapSub(HEAP32, p_state, 4);247		GodotAudioWorklet.start(in_buffer, out_buffer, state);248	},249	godot_audio_worklet_state_wait__sig: 'iiii',250	godot_audio_worklet_state_wait: function (p_state, p_idx, p_expected, p_timeout) {251		Atomics.wait(HEAP32, (p_state >> 2) + p_idx, p_expected, p_timeout);252		return Atomics.load(HEAP32, (p_state >> 2) + p_idx);253	},254	godot_audio_worklet_state_add__sig: 'iiii',255	godot_audio_worklet_state_add: function (p_state, p_idx, p_value) {256		return Atomics.add(HEAP32, (p_state >> 2) + p_idx, p_value);257	},258	godot_audio_worklet_state_get__sig: 'iii',259	godot_audio_worklet_state_get: function (p_state, p_idx) {260		return Atomics.load(HEAP32, (p_state >> 2) + p_idx);261	},262};263autoAddDeps(GodotAudioWorklet, '$GodotAudioWorklet');264mergeInto(LibraryManager.library, GodotAudioWorklet);265/*266 * The deprecated ScriptProcessorNode API, used when threads are disabled.267 */268const GodotAudioScript = {269	$GodotAudioScript__deps: ['$GodotAudio'],270	$GodotAudioScript: {271		script: null,272		create: function (buffer_length, channel_count) {273			GodotAudioScript.script = GodotAudio.ctx.createScriptProcessor(buffer_length, 2, channel_count);274			GodotAudio.driver = GodotAudioScript;275			return GodotAudioScript.script.bufferSize;276		},277		start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, onprocess) {278			GodotAudioScript.script.onaudioprocess = function (event) {279				// Read input280				const inb = GodotRuntime.heapSub(HEAPF32, p_in_buf, p_in_size);281				const input = event.inputBuffer;282				if (GodotAudio.input) {283					const inlen = input.getChannelData(0).length;284					for (let ch = 0; ch < 2; ch++) {285						const data = input.getChannelData(ch);286						for (let s = 0; s < inlen; s++) {287							inb[s * 2 + ch] = data[s];288						}289					}290				}291				// Let Godot process the input/output.292				onprocess();293				// Write the output.294				const outb = GodotRuntime.heapSub(HEAPF32, p_out_buf, p_out_size);295				const output = event.outputBuffer;296				const channels = output.numberOfChannels;297				for (let ch = 0; ch < channels; ch++) {298					const data = output.getChannelData(ch);299					// Loop through samples and assign computed values.300					for (let sample = 0; sample < data.length; sample++) {301						data[sample] = outb[sample * channels + ch];302					}303				}304			};305			GodotAudioScript.script.connect(GodotAudio.ctx.destination);306		},307		get_node: function () {308			return GodotAudioScript.script;309		},310		close: function () {311			return new Promise(function (resolve, reject) {312				GodotAudioScript.script.disconnect();313				GodotAudioScript.script.onaudioprocess = null;314				GodotAudioScript.script = null;315				resolve();316			});317		},318	},319	godot_audio_script_create__sig: 'iii',320	godot_audio_script_create: function (buffer_length, channel_count) {321		return GodotAudioScript.create(buffer_length, channel_count);322	},323	godot_audio_script_start__sig: 'viiiii',324	godot_audio_script_start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, p_cb) {325		const onprocess = GodotRuntime.get_func(p_cb);326		GodotAudioScript.start(p_in_buf, p_in_size, p_out_buf, p_out_size, onprocess);327	},328};329autoAddDeps(GodotAudioScript, '$GodotAudioScript');...

sound_generator_worklet.js

Source:sound_generator_worklet.js

1/*2 * Copyright (c) 2021 Antonio-R13 * License: https://github.com/Antonio-R1/racing-js/LICENSE | GNU AGPLv34 */5import * as THREE from '../three_js/build/three.module.js';6const SPEED_OF_SOUND = 343; // speed of sound in m/s7class SoundGeneratorAudioListener extends THREE.AudioListener {8   constructor () {9      super();10      this.worldPosition = new THREE.Vector3();11   }12   updateMatrixWorld (force) {13      super.updateMatrixWorld (force);14      this.getWorldPosition(this.worldPosition);15   } 16}17class SoundGenerator extends THREE.PositionalAudio {18   constructor (listener) {19      super(listener);20      this.delayNode = this.context.createDelay(50);21//      this.setFilter(this.delayNode);22      this.worklet = null;23      this.lastTimeUpdated = null;24      this.worldPosition = new THREE.Vector3();25   }26   static _load(loadingManager, listener, path) {27      loadingManager.itemStart(path);28      listener.context.audioWorklet.addModule(path)29                                   .then (() => loadingManager.itemEnd (path));30   }31   _setOutputSource (audioNode, index) {32      this.audioNode.connect (audioNode, index);33      this.hasPlaybackControl = false;34      this.sourceType = 'audioNode';35      this.source = this.delayNode;36   }37   _setNodeSources(audioNodeArray) {38      for (let i=0; i<audioNodeArray.length; i++) {39         audioNodeArray[i].connect (this.delayNode);40      }41      this.hasPlaybackControl = false;42      this.sourceType = 'audioNode';43      this.source = this.delayNode;44   }45   setNodeSource () {46      throw new Error ("not supported");47   }48   setMediaElementSource() {49      throw new Error ("not supported");50   }51   setMediaStreamSource() {52      throw new Error ("not supported");53   }54   setBuffer() {55      throw new Error ("not supported");56   }57   play () {58      this.isPlaying = true;59      return this.connect();60   }61   stop () {62      if (this.isPlaying) {63         this.isPlaying = false;64         return this.disconnect();65      }66   }67   updateMatrixWorld (force) {68      super.updateMatrixWorld (force);69      this.getWorldPosition(this.worldPosition);70      if (!this.worklet) {71         return;72      }73      // doppler effect with delay nodes similar to https://github.com/WebAudio/web-audio-api/issues/372#issuecomment-25002461074      let time = this.context.currentTime;75      let distanceToListener = this.worldPosition.distanceTo(this.listener.worldPosition);76      let dt = time-this.lastTimeUpdated;77      if (this.lastTimeUpdated===null) {78         this.lastTimeUpdated = this.context.currentTime;79         this.delayNode.delayTime.value = distanceToListener/SPEED_OF_SOUND;80      }81      if (dt < 0.1) {82         return;83      }84      this.delayNode.delayTime.linearRampToValueAtTime(distanceToListener/SPEED_OF_SOUND, this.context.currentTime+dt);85      this.lastTimeUpdated = this.context.currentTime;86   }87}88class EngineSoundGenerator extends SoundGenerator {89   constructor ({listener, parameters}) {90      super (listener);91      this.gainIntake = this.context.createGain();92      this.gainIntake.gain.value = 1.0;93      this.gainEngineBlockVibrations = this.context.createGain();94      this.gainEngineBlockVibrations.gain.value = 1.0;95      this.gainOutlet = this.context.createGain();96      this.gainOutlet.gain.value = 1.0;97      let options = {numberOfInputs: 0, numberOfOutputs: 3, processorOptions: parameters};98      this.addWorkletNode(options);99   }100   /* example for parameters:101      {cylinders: 4,102       intakeWaveguideLength: 100,103       exhaustWaveguideLength: 100,104       extractorWaveguideLength: 100,105       intakeOpenReflectionFactor: 0.25,106       intakeClosedReflectionFactor: 0.95,107       exhaustOpenReflectionFactor: 0.25,108       exhaustClosedReflectionFactor: 0.95,109       ignitionTime: 0.016,110       straightPipeWaveguideLength: 128,111       straightPipeReflectionFactor: 0.1,112       mufflerElementsLength: [10, 15, 20, 25],113       action: 0.25,114       outletWaveguideLength: 5,115       outletReflectionFactor: 0.1}116   */117   setParameters (parameters) {118      this.worklet.port.postMessage(parameters);119   }120   addWorkletNode (options) {121      this.worklet = new AudioWorkletNode (this.listener.context, "engine-sound-processor", options);122      this.worklet.connect (this.gainIntake, 0);123      this.worklet.connect (this.gainEngineBlockVibrations, 1);124      this.worklet.connect (this.gainOutlet, 2);125      this._setNodeSources ([this.gainIntake, this.gainEngineBlockVibrations, this.gainOutlet]);126   }127   static load (loadingManager, listener) {128      SoundGenerator._load(loadingManager, listener, "sound/engine_sound_generator_worklet.js");129   }130}131class EngineSoundOutput extends SoundGenerator {132   constructor (audioNode, outputIndex) {133      this._setOutputSource(audioNode, outputIndex);134   }135}136class MultipleOutputsEngineSoundGenerator {137   constructor ({listener, parameters = undefined}) {138      this.listener = listener;139      let options = {numberOfInputs: 0, numberOfOutputs: numberOfOutputs, processorOptions: parameters}140      this.listener.context.audioWorklet.addModule("engine_sound_generator_worklet.js")141                           .then (() => this.addWorkletNode(options));142   }143   addWorkletNode(options) {144      this.worklet = new AudioWorkletNode (this.listener.context, "engine-sound-processor", options);145      this.intakePositionalAudio = new EngineSoundOutput(this.worklet, 0);146      this.engineBlockVibationsPositionalAudio = new EngineSoundOutput(this.worklet, 1);147      this.outletPositionalAudio = new EngineSoundOutput(this.worklet, 2);148   }149   setParameters (parameters) {150      this.worklet.port.postMessage(parameters);151   }152}...

Using AI Code Generation

1importScripts('/resources/testharness.js');2importScripts('/resources/testharnessreport.js');3importScripts('/resources/WebIDLParser.js');4importScripts('/resources/idlharness.js');5importScripts('/resources/testharness.js');6importScripts('/resources/testharnessreport.js');7importScripts('/resources/WebIDLParser.js');8importScripts('/resources/idlharness.js');9promise_test(async t => {10  const cssPaint = new CSSPaintWorklet();11  await cssPaint.addModule('paint.js');12  await cssPaint.addModule('paint.js');13}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');14promise_test(async t => {15  const cssPaint = new CSSPaintWorklet();16  await cssPaint.addModule('paint.js');17  await cssPaint.addModule('paint.js');18}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');19promise_test(async t => {20  const cssPaint = new CSSPaintWorklet();21  await cssPaint.addModule('paint.js');22  await cssPaint.addModule('paint.js');23}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');24promise_test(async t => {25  const cssPaint = new CSSPaintWorklet();26  await cssPaint.addModule('paint.js');27  await cssPaint.addModule('paint.js');28}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');29promise_test(async t => {30  const cssPaint = new CSSPaintWorklet();31  await cssPaint.addModule('paint.js');32  await cssPaint.addModule('paint.js');33}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');34promise_test(async t => {35  const cssPaint = new CSSPaintWorklet();36  await cssPaint.addModule('paint.js');37  await cssPaint.addModule('paint.js');38}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');39promise_test(async t => {40  const cssPaint = new CSSPaintWorklet();41  await cssPaint.addModule('paint.js');42  await cssPaint.addModule('paint.js');43}, 'CSSPaintWorklet.addModule() should not throw if a module is added twice');44promise_test(async t => {45  const cssPaint = new CSSPaintWorklet();

Using AI Code Generation

1const worklet = new Worklet('test.js');2const worklet = new Worklet('test2.js');3const worklet = new Worklet('test3.js');4const worklet = new Worklet('test4.js');5const worklet = new Worklet('test5.js');6const worklet = new Worklet('test6.js');7const worklet = new Worklet('test7.js');8const worklet = new Worklet('test8.js');9const worklet = new Worklet('test9.js');10const worklet = new Worklet('test10.js');11const worklet = new Worklet('test11.js');12const worklet = new Worklet('test12.js');

Using AI Code Generation

1importScripts('/resources/testharness.js');2importScripts('/resources/testharnessreport.js');3test(function() {4  assert_equals(typeof CSSPaintWorklet, 'function');5}, 'CSSPaintWorklet interface exists');6test(function() {7  assert_equals(typeof CSSPaintWorklet.prototype.addModule, 'function');8}, 'CSSPaintWorklet.prototype.addModule exists');9test(function() {10  assert_equals(typeof CSSPaintWorklet.prototype.registerPaint, 'function');11}, 'CSSPaintWorklet.prototype.registerPaint exists');12done();

Using AI Code Generation

1async function runTest() {2    let url = new URL("worklet.js", location.href);3    let worklet = new CSSPaintWorklet();4    await worklet.addModule(url.href);5    let paintCtor = await worklet.paintWorklet.constructorFor("worklet");6    let paint = new paintCtor();7    let context = new OffscreenCanvas(100, 100).getContext("2d");8    let paintSize = new CSSUnparsedValue(["100", "100"]);9    let paintInputs = new CSSUnparsedValue(["red"]);10    paint.paint(context, paintSize, paintInputs);11}12runTest();

Using AI Code Generation

1import {worklet} from 'wpt';2worklet(async () => {3  console.log('Hello from worklet');4});5import {worklet} from 'wpt';6worklet(async () => {7  console.log('Hello from worklet');8});9import {worklet} from 'wpt';10worklet(async () => {11  console.log('Hello from worklet');12});13import {worklet} from 'wpt';14worklet(async () => {15  console.log('Hello from worklet');16});17import {worklet} from 'wpt';18worklet(async () => {19  console.log('Hello from worklet');20});21import {worklet} from 'wpt';22worklet(async () => {23  console.log('Hello from worklet');24});25import {worklet} from 'wpt';26worklet(async () => {27  console.log('Hello from worklet');28});29import {worklet} from 'wpt';30worklet(async () => {31  console.log('Hello from worklet');32});33import {worklet} from 'wpt';34worklet(async () => {35  console.log('Hello from worklet');36});37import {worklet} from 'wpt';38worklet(async () => {39  console.log('Hello from worklet');40});41import {worklet} from 'wpt';42worklet(async () => {43  console.log('Hello from worklet');44});45import {worklet} from 'wpt';46worklet(async () => {47  console.log('Hello from worklet');48});

Using AI Code Generation

1importScripts("./worklet.js");2registerPaint('test', class {3  paint(ctx, geom, properties) {4  }5});6importScripts("./worklet.js");7registerPaint('worklet', class {8  paint(ctx, geom, properties) {9  }10});

Using AI Code Generation

1import { addEventListener } from 'worklet';2addEventListener('message', (e) => {3  e.source.postMessage('Hello World!');4});5      const worker = new Worklet('test.js');6      worker.onmessage = (e) => {7        console.log(e.data);8      };9      worker.postMessage('Hello World!');

Using AI Code Generation

1importScripts('/resources/testharness.js');2importScripts('/resources/testharnessreport.js');3test(function() {4  assert_equals(self.test, 1);5}, 'test');6done();7var wpt = new Worklet('test.js');8wpt.addModule('wpt.js').then(function() {9  wpt.test = 1;10  wpt.test();11});

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