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Godot-simple-groq-api.audio.worklet.js

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+/**************************************************************************/
+/*  audio.worklet.js                                                      */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+class RingBuffer {
+	constructor(p_buffer, p_state, p_threads) {
+		this.buffer = p_buffer;
+		this.avail = p_state;
+		this.threads = p_threads;
+		this.rpos = 0;
+		this.wpos = 0;
+	}
+
+	data_left() {
+		return this.threads ? Atomics.load(this.avail, 0) : this.avail;
+	}
+
+	space_left() {
+		return this.buffer.length - this.data_left();
+	}
+
+	read(output) {
+		const size = this.buffer.length;
+		let from = 0;
+		let to_write = output.length;
+		if (this.rpos + to_write > size) {
+			const high = size - this.rpos;
+			output.set(this.buffer.subarray(this.rpos, size));
+			from = high;
+			to_write -= high;
+			this.rpos = 0;
+		}
+		if (to_write) {
+			output.set(this.buffer.subarray(this.rpos, this.rpos + to_write), from);
+		}
+		this.rpos += to_write;
+		if (this.threads) {
+			Atomics.add(this.avail, 0, -output.length);
+			Atomics.notify(this.avail, 0);
+		} else {
+			this.avail -= output.length;
+		}
+	}
+
+	write(p_buffer) {
+		const to_write = p_buffer.length;
+		const mw = this.buffer.length - this.wpos;
+		if (mw >= to_write) {
+			this.buffer.set(p_buffer, this.wpos);
+			this.wpos += to_write;
+			if (mw === to_write) {
+				this.wpos = 0;
+			}
+		} else {
+			const high = p_buffer.subarray(0, mw);
+			const low = p_buffer.subarray(mw);
+			this.buffer.set(high, this.wpos);
+			this.buffer.set(low);
+			this.wpos = low.length;
+		}
+		if (this.threads) {
+			Atomics.add(this.avail, 0, to_write);
+			Atomics.notify(this.avail, 0);
+		} else {
+			this.avail += to_write;
+		}
+	}
+}
+
+class GodotProcessor extends AudioWorkletProcessor {
+	constructor() {
+		super();
+		this.threads = false;
+		this.running = true;
+		this.lock = null;
+		this.notifier = null;
+		this.output = null;
+		this.output_buffer = new Float32Array();
+		this.input = null;
+		this.input_buffer = new Float32Array();
+		this.port.onmessage = (event) => {
+			const cmd = event.data['cmd'];
+			const data = event.data['data'];
+			this.parse_message(cmd, data);
+		};
+	}
+
+	process_notify() {
+		if (this.notifier) {
+			Atomics.add(this.notifier, 0, 1);
+			Atomics.notify(this.notifier, 0);
+		}
+	}
+
+	parse_message(p_cmd, p_data) {
+		if (p_cmd === 'start' && p_data) {
+			const state = p_data[0];
+			let idx = 0;
+			this.threads = true;
+			this.lock = state.subarray(idx, ++idx);
+			this.notifier = state.subarray(idx, ++idx);
+			const avail_in = state.subarray(idx, ++idx);
+			const avail_out = state.subarray(idx, ++idx);
+			this.input = new RingBuffer(p_data[1], avail_in, true);
+			this.output = new RingBuffer(p_data[2], avail_out, true);
+		} else if (p_cmd === 'stop') {
+			this.running = false;
+			this.output = null;
+			this.input = null;
+			this.lock = null;
+			this.notifier = null;
+		} else if (p_cmd === 'start_nothreads') {
+			this.output = new RingBuffer(p_data[0], p_data[0].length, false);
+		} else if (p_cmd === 'chunk') {
+			this.output.write(p_data);
+		}
+	}
+
+	static array_has_data(arr) {
+		return arr.length && arr[0].length && arr[0][0].length;
+	}
+
+	process(inputs, outputs, parameters) {
+		if (!this.running) {
+			return false; // Stop processing.
+		}
+		if (this.output === null) {
+			return true; // Not ready yet, keep processing.
+		}
+		const process_input = GodotProcessor.array_has_data(inputs);
+		if (process_input) {
+			const input = inputs[0];
+			const chunk = input[0].length * input.length;
+			if (this.input_buffer.length !== chunk) {
+				this.input_buffer = new Float32Array(chunk);
+			}
+			if (!this.threads) {
+				GodotProcessor.write_input(this.input_buffer, input);
+				this.port.postMessage({ 'cmd': 'input', 'data': this.input_buffer });
+			} else if (this.input.space_left() >= chunk) {
+				GodotProcessor.write_input(this.input_buffer, input);
+				this.input.write(this.input_buffer);
+			} else {
+				// this.port.postMessage('Input buffer is full! Skipping input frame.'); // Uncomment this line to debug input buffer.
+			}
+		}
+		const process_output = GodotProcessor.array_has_data(outputs);
+		if (process_output) {
+			const output = outputs[0];
+			const chunk = output[0].length * output.length;
+			if (this.output_buffer.length !== chunk) {
+				this.output_buffer = new Float32Array(chunk);
+			}
+			if (this.output.data_left() >= chunk) {
+				this.output.read(this.output_buffer);
+				GodotProcessor.write_output(output, this.output_buffer);
+				if (!this.threads) {
+					this.port.postMessage({ 'cmd': 'read', 'data': chunk });
+				}
+			} else {
+				// this.port.postMessage('Output buffer has not enough frames! Skipping output frame.'); // Uncomment this line to debug output buffer.
+			}
+		}
+		this.process_notify();
+		return true;
+	}
+
+	static write_output(dest, source) {
+		const channels = dest.length;
+		for (let ch = 0; ch < channels; ch++) {
+			for (let sample = 0; sample < dest[ch].length; sample++) {
+				dest[ch][sample] = source[sample * channels + ch];
+			}
+		}
+	}
+
+	static write_input(dest, source) {
+		const channels = source.length;
+		for (let ch = 0; ch < channels; ch++) {
+			for (let sample = 0; sample < source[ch].length; sample++) {
+				dest[sample * channels + ch] = source[ch][sample];
+			}
+		}
+	}
+}
+
+registerProcessor('godot-processor', GodotProcessor);

Godot-simple-groq-api.html

@@ -0,0 +1,199 @@
+<!DOCTYPE html>
+<html lang="en">
+	<head>
+		<meta charset="utf-8">
+		<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0">
+		<title>Godot-groq-moa</title>
+		<style>
+html, body, #canvas {
+	margin: 0;
+	padding: 0;
+	border: 0;
+}
+
+body {
+	color: white;
+	background-color: black;
+	overflow: hidden;
+	touch-action: none;
+}
+
+#canvas {
+	display: block;
+}
+
+#canvas:focus {
+	outline: none;
+}
+
+#status, #status-splash, #status-progress {
+	position: absolute;
+	left: 0;
+	right: 0;
+}
+
+#status, #status-splash {
+	top: 0;
+	bottom: 0;
+}
+
+#status {
+	background-color: #242424;
+	display: flex;
+	flex-direction: column;
+	justify-content: center;
+	align-items: center;
+	visibility: hidden;
+}
+
+#status-splash {
+	max-height: 100%;
+	max-width: 100%;
+	margin: auto;
+}
+
+#status-progress, #status-notice {
+	display: none;
+}
+
+#status-progress {
+	bottom: 10%;
+	width: 50%;
+	margin: 0 auto;
+}
+
+#status-notice {
+	background-color: #5b3943;
+	border-radius: 0.5rem;
+	border: 1px solid #9b3943;
+	color: #e0e0e0;
+	font-family: 'Noto Sans', 'Droid Sans', Arial, sans-serif;
+	line-height: 1.3;
+	margin: 0 2rem;
+	overflow: hidden;
+	padding: 1rem;
+	text-align: center;
+	z-index: 1;
+}
+		</style>
+		<link id="-gd-engine-icon" rel="icon" type="image/png" href="Godot-simple-groq-api.icon.png" />
+<link rel="apple-touch-icon" href="Godot-simple-groq-api.apple-touch-icon.png"/>
+
+	</head>
+	<body>
+		<canvas id="canvas">
+			Your browser does not support the canvas tag.
+		</canvas>
+
+		<noscript>
+			Your browser does not support JavaScript.
+		</noscript>
+
+		<div id="status">
+			<img id="status-splash" src="Godot-simple-groq-api.png" alt="">
+			<progress id="status-progress"></progress>
+			<div id="status-notice"></div>
+		</div>
+
+		<script src="Godot-simple-groq-api.js"></script>
+		<script>
+const GODOT_CONFIG = {"args":[],"canvasResizePolicy":2,"ensureCrossOriginIsolationHeaders":true,"executable":"Godot-simple-groq-api","experimentalVK":false,"fileSizes":{"Godot-simple-groq-api.pck":4365936,"Godot-simple-groq-api.wasm":35372023},"focusCanvas":true,"gdextensionLibs":[]};
+const GODOT_THREADS_ENABLED = false;
+const engine = new Engine(GODOT_CONFIG);
+
+(function () {
+	const statusOverlay = document.getElementById('status');
+	const statusProgress = document.getElementById('status-progress');
+	const statusNotice = document.getElementById('status-notice');
+
+	let initializing = true;
+	let statusMode = '';
+
+	function setStatusMode(mode) {
+		if (statusMode === mode || !initializing) {
+			return;
+		}
+		if (mode === 'hidden') {
+			statusOverlay.remove();
+			initializing = false;
+			return;
+		}
+		statusOverlay.style.visibility = 'visible';
+		statusProgress.style.display = mode === 'progress' ? 'block' : 'none';
+		statusNotice.style.display = mode === 'notice' ? 'block' : 'none';
+		statusMode = mode;
+	}
+
+	function setStatusNotice(text) {
+		while (statusNotice.lastChild) {
+			statusNotice.removeChild(statusNotice.lastChild);
+		}
+		const lines = text.split('\n');
+		lines.forEach((line) => {
+			statusNotice.appendChild(document.createTextNode(line));
+			statusNotice.appendChild(document.createElement('br'));
+		});
+	}
+
+	function displayFailureNotice(err) {
+		console.error(err);
+		if (err instanceof Error) {
+			setStatusNotice(err.message);
+		} else if (typeof err === 'string') {
+			setStatusNotice(err);
+		} else {
+			setStatusNotice('An unknown error occured');
+		}
+		setStatusMode('notice');
+		initializing = false;
+	}
+
+	const missing = Engine.getMissingFeatures({
+		threads: GODOT_THREADS_ENABLED,
+	});
+
+	if (missing.length !== 0) {
+		if (GODOT_CONFIG['serviceWorker'] && GODOT_CONFIG['ensureCrossOriginIsolationHeaders'] && 'serviceWorker' in navigator) {
+			// There's a chance that installing the service worker would fix the issue
+			Promise.race([
+				navigator.serviceWorker.getRegistration().then((registration) => {
+					if (registration != null) {
+						return Promise.reject(new Error('Service worker already exists.'));
+					}
+					return registration;
+				}).then(() => engine.installServiceWorker()),
+				// For some reason, `getRegistration()` can stall
+				new Promise((resolve) => {
+					setTimeout(() => resolve(), 2000);
+				}),
+			]).catch((err) => {
+				console.error('Error while registering service worker:', err);
+			}).then(() => {
+				window.location.reload();
+			});
+		} else {
+			// Display the message as usual
+			const missingMsg = 'Error\nThe following features required to run Godot projects on the Web are missing:\n';
+			displayFailureNotice(missingMsg + missing.join('\n'));
+		}
+	} else {
+		setStatusMode('progress');
+		engine.startGame({
+			'onProgress': function (current, total) {
+				if (current > 0 && total > 0) {
+					statusProgress.value = current;
+					statusProgress.max = total;
+				} else {
+					statusProgress.removeAttribute('value');
+					statusProgress.removeAttribute('max');
+				}
+			},
+		}).then(() => {
+			setStatusMode('hidden');
+		}, displayFailureNotice);
+	}
+}());
+		</script>
+	</body>
+</html>
+

Godot-simple-groq-api.wasm

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0cfd538cbf628a5626cd48db5e4ec7f883dcc22e1548b06fbe01b3450db316b9
+size 35372023

Godot-simple-groq-api.worker.js

@@ -0,0 +1,161 @@
+/**
+ * @license
+ * Copyright 2015 The Emscripten Authors
+ * SPDX-License-Identifier: MIT
+ */
+
+// Pthread Web Worker startup routine:
+// This is the entry point file that is loaded first by each Web Worker
+// that executes pthreads on the Emscripten application.
+
+'use strict';
+
+var Module = {};
+
+// Thread-local guard variable for one-time init of the JS state
+var initializedJS = false;
+
+function assert(condition, text) {
+  if (!condition) abort('Assertion failed: ' + text);
+}
+
+function threadPrintErr() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  console.error(text);
+}
+function threadAlert() {
+  var text = Array.prototype.slice.call(arguments).join(' ');
+  postMessage({cmd: 'alert', text: text, threadId: Module['_pthread_self']()});
+}
+// We don't need out() for now, but may need to add it if we want to use it
+// here. Or, if this code all moves into the main JS, that problem will go
+// away. (For now, adding it here increases code size for no benefit.)
+var out = () => { throw 'out() is not defined in worker.js.'; }
+var err = threadPrintErr;
+self.alert = threadAlert;
+
+Module['instantiateWasm'] = (info, receiveInstance) => {
+  // Instantiate from the module posted from the main thread.
+  // We can just use sync instantiation in the worker.
+  var module = Module['wasmModule'];
+  // We don't need the module anymore; new threads will be spawned from the main thread.
+  Module['wasmModule'] = null;
+  var instance = new WebAssembly.Instance(module, info);
+  // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193,
+  // the above line no longer optimizes out down to the following line.
+  // When the regression is fixed, we can remove this if/else.
+  return receiveInstance(instance);
+}
+
+// Turn unhandled rejected promises into errors so that the main thread will be
+// notified about them.
+self.onunhandledrejection = (e) => {
+  throw e.reason ?? e;
+};
+
+function handleMessage(e) {
+  try {
+    if (e.data.cmd === 'load') { // Preload command that is called once per worker to parse and load the Emscripten code.
+
+    // Until we initialize the runtime, queue up any further incoming messages.
+    let messageQueue = [];
+    self.onmessage = (e) => messageQueue.push(e);
+
+    // And add a callback for when the runtime is initialized.
+    self.startWorker = (instance) => {
+      Module = instance;
+      // Notify the main thread that this thread has loaded.
+      postMessage({ 'cmd': 'loaded' });
+      // Process any messages that were queued before the thread was ready.
+      for (let msg of messageQueue) {
+        handleMessage(msg);
+      }
+      // Restore the real message handler.
+      self.onmessage = handleMessage;
+    };
+
+      // Module and memory were sent from main thread
+      Module['wasmModule'] = e.data.wasmModule;
+
+      // Use `const` here to ensure that the variable is scoped only to
+      // that iteration, allowing safe reference from a closure.
+      for (const handler of e.data.handlers) {
+        Module[handler] = function() {
+          postMessage({ cmd: 'callHandler', handler, args: [...arguments] });
+        }
+      }
+
+      Module['wasmMemory'] = e.data.wasmMemory;
+
+      Module['buffer'] = Module['wasmMemory'].buffer;
+
+      Module['workerID'] = e.data.workerID;
+
+      Module['ENVIRONMENT_IS_PTHREAD'] = true;
+
+      if (typeof e.data.urlOrBlob == 'string') {
+        importScripts(e.data.urlOrBlob);
+      } else {
+        var objectUrl = URL.createObjectURL(e.data.urlOrBlob);
+        importScripts(objectUrl);
+        URL.revokeObjectURL(objectUrl);
+      }
+      Godot(Module);
+    } else if (e.data.cmd === 'run') {
+      // Pass the thread address to wasm to store it for fast access.
+      Module['__emscripten_thread_init'](e.data.pthread_ptr, /*isMainBrowserThread=*/0, /*isMainRuntimeThread=*/0, /*canBlock=*/1);
+
+      // Await mailbox notifications with `Atomics.waitAsync` so we can start
+      // using the fast `Atomics.notify` notification path.
+      Module['__emscripten_thread_mailbox_await'](e.data.pthread_ptr);
+
+      assert(e.data.pthread_ptr);
+      // Also call inside JS module to set up the stack frame for this pthread in JS module scope
+      Module['establishStackSpace']();
+      Module['PThread'].receiveObjectTransfer(e.data);
+      Module['PThread'].threadInitTLS();
+
+      if (!initializedJS) {
+        initializedJS = true;
+      }
+
+      try {
+        Module['invokeEntryPoint'](e.data.start_routine, e.data.arg);
+      } catch(ex) {
+        if (ex != 'unwind') {
+          // The pthread "crashed".  Do not call `_emscripten_thread_exit` (which
+          // would make this thread joinable).  Instead, re-throw the exception
+          // and let the top level handler propagate it back to the main thread.
+          throw ex;
+        }
+      }
+    } else if (e.data.cmd === 'cancel') { // Main thread is asking for a pthread_cancel() on this thread.
+      if (Module['_pthread_self']()) {
+        Module['__emscripten_thread_exit'](-1);
+      }
+    } else if (e.data.target === 'setimmediate') {
+      // no-op
+    } else if (e.data.cmd === 'checkMailbox') {
+      if (initializedJS) {
+        Module['checkMailbox']();
+      }
+    } else if (e.data.cmd) {
+      // The received message looks like something that should be handled by this message
+      // handler, (since there is a e.data.cmd field present), but is not one of the
+      // recognized commands:
+      err('worker.js received unknown command ' + e.data.cmd);
+      err(e.data);
+    }
+  } catch(ex) {
+    err('worker.js onmessage() captured an uncaught exception: ' + ex);
+    if (ex && ex.stack) err(ex.stack);
+    if (Module['__emscripten_thread_crashed']) {
+      Module['__emscripten_thread_crashed']();
+    }
+    throw ex;
+  }
+};
+
+self.onmessage = handleMessage;
+
+