feat: upload game

src/routes/+page.svelte

@@ -1 +1,26 @@
-<h1 class="text-3xl font-bold underline">Hello world!</h1>
+<script lang="ts">
+	// Svelte
+	import { onMount } from "svelte";
+
+	// Variables
+	let displayGame: boolean = false;
+
+	onMount(() => {
+		displayGame = true;
+	});
+</script>
+
+<h1>Welcome to SvelteKit</h1>
+<p>
+	Visit <a href="https://kit.svelte.dev">kit.svelte.dev</a> to read the documentation
+</p>
+
+{#if displayGame}
+	<iframe
+		src="game/index.html"
+		frameborder="0"
+		title="Spaceship Drift"
+		height="512"
+		width="512"
+	/>
+{/if}

static/game/index.audio.worklet.js

@@ -0,0 +1,211 @@
+/**************************************************************************/
+/*  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;
+		} 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.');
+			}
+		}
+		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.');
+			}
+		}
+		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);

static/game/index.html

@@ -0,0 +1,248 @@
+<!DOCTYPE html>
+<html xmlns='http://www.w3.org/1999/xhtml' lang='' xml:lang=''>
+<head>
+	<meta charset='utf-8' />
+	<meta name='viewport' content='width=device-width, user-scalable=no' />
+	<title>dear_spaceship_3.5</title>
+	<style type='text/css'>
+
+		body {
+			touch-action: none;
+			margin: 0;
+			border: 0 none;
+			padding: 0;
+			text-align: center;
+			background-color: black;
+		}
+
+		#canvas {
+			display: block;
+			margin: 0;
+			color: white;
+		}
+
+		#canvas:focus {
+			outline: none;
+		}
+
+		.godot {
+			font-family: 'Noto Sans', 'Droid Sans', Arial, sans-serif;
+			color: #e0e0e0;
+			background-color: #3b3943;
+			background-image: linear-gradient(to bottom, #403e48, #35333c);
+			border: 1px solid #45434e;
+			box-shadow: 0 0 1px 1px #2f2d35;
+		}
+
+
+		/* Status display
+		 * ============== */
+
+		#status {
+			position: absolute;
+			left: 0;
+			top: 0;
+			right: 0;
+			bottom: 0;
+			display: flex;
+			justify-content: center;
+			align-items: center;
+			/* don't consume click events - make children visible explicitly */
+			visibility: hidden;
+		}
+
+		#status-progress {
+			width: 366px;
+			height: 7px;
+			background-color: #38363A;
+			border: 1px solid #444246;
+			padding: 1px;
+			box-shadow: 0 0 2px 1px #1B1C22;
+			border-radius: 2px;
+			visibility: visible;
+		}
+
+		@media only screen and (orientation:portrait) {
+			#status-progress {
+				width: 61.8%;
+			}
+		}
+
+		#status-progress-inner {
+			height: 100%;
+			width: 0;
+			box-sizing: border-box;
+			transition: width 0.5s linear;
+			background-color: #202020;
+			border: 1px solid #222223;
+			box-shadow: 0 0 1px 1px #27282E;
+			border-radius: 3px;
+		}
+
+		#status-indeterminate {
+			height: 42px;
+			visibility: visible;
+			position: relative;
+		}
+
+		#status-indeterminate > div {
+			width: 4.5px;
+			height: 0;
+			border-style: solid;
+			border-width: 9px 3px 0 3px;
+			border-color: #2b2b2b transparent transparent transparent;
+			transform-origin: center 21px;
+			position: absolute;
+		}
+
+		#status-indeterminate > div:nth-child(1) { transform: rotate( 22.5deg); }
+		#status-indeterminate > div:nth-child(2) { transform: rotate( 67.5deg); }
+		#status-indeterminate > div:nth-child(3) { transform: rotate(112.5deg); }
+		#status-indeterminate > div:nth-child(4) { transform: rotate(157.5deg); }
+		#status-indeterminate > div:nth-child(5) { transform: rotate(202.5deg); }
+		#status-indeterminate > div:nth-child(6) { transform: rotate(247.5deg); }
+		#status-indeterminate > div:nth-child(7) { transform: rotate(292.5deg); }
+		#status-indeterminate > div:nth-child(8) { transform: rotate(337.5deg); }
+
+		#status-notice {
+			margin: 0 100px;
+			line-height: 1.3;
+			visibility: visible;
+			padding: 4px 6px;
+			visibility: visible;
+		}
+	</style>
+<link id='-gd-engine-icon' rel='icon' type='image/png' href='index.icon.png' />
+<link rel='apple-touch-icon' href='index.apple-touch-icon.png'/>
+
+</head>
+<body>
+	<canvas id='canvas'>
+		HTML5 canvas appears to be unsupported in the current browser.<br />
+		Please try updating or use a different browser.
+	</canvas>
+	<div id='status'>
+		<div id='status-progress' style='display: none;' oncontextmenu='event.preventDefault();'><div id ='status-progress-inner'></div></div>
+		<div id='status-indeterminate' style='display: none;' oncontextmenu='event.preventDefault();'>
+			<div></div>
+			<div></div>
+			<div></div>
+			<div></div>
+			<div></div>
+			<div></div>
+			<div></div>
+			<div></div>
+		</div>
+		<div id='status-notice' class='godot' style='display: none;'></div>
+	</div>
+
+	<script type='text/javascript' src='index.js'></script>
+	<script type='text/javascript'>//<![CDATA[
+
+		const GODOT_CONFIG = {"args":[],"canvasResizePolicy":0,"executable":"index","experimentalVK":false,"fileSizes":{"index.pck":22016,"index.wasm":17867504},"focusCanvas":true,"gdnativeLibs":[]};
+		var engine = new Engine(GODOT_CONFIG);
+
+		(function() {
+			const INDETERMINATE_STATUS_STEP_MS = 100;
+			var statusProgress = document.getElementById('status-progress');
+			var statusProgressInner = document.getElementById('status-progress-inner');
+			var statusIndeterminate = document.getElementById('status-indeterminate');
+			var statusNotice = document.getElementById('status-notice');
+
+			var initializing = true;
+			var statusMode = 'hidden';
+
+			var animationCallbacks = [];
+			function animate(time) {
+				animationCallbacks.forEach(callback => callback(time));
+				requestAnimationFrame(animate);
+			}
+			requestAnimationFrame(animate);
+
+			function setStatusMode(mode) {
+
+				if (statusMode === mode || !initializing)
+					return;
+				[statusProgress, statusIndeterminate, statusNotice].forEach(elem => {
+					elem.style.display = 'none';
+				});
+				animationCallbacks = animationCallbacks.filter(function(value) {
+					return (value != animateStatusIndeterminate);
+				});
+				switch (mode) {
+					case 'progress':
+						statusProgress.style.display = 'block';
+						break;
+					case 'indeterminate':
+						statusIndeterminate.style.display = 'block';
+						animationCallbacks.push(animateStatusIndeterminate);
+						break;
+					case 'notice':
+						statusNotice.style.display = 'block';
+						break;
+					case 'hidden':
+						break;
+					default:
+						throw new Error('Invalid status mode');
+				}
+				statusMode = mode;
+			}
+
+			function animateStatusIndeterminate(ms) {
+				var i = Math.floor(ms / INDETERMINATE_STATUS_STEP_MS % 8);
+				if (statusIndeterminate.children[i].style.borderTopColor == '') {
+					Array.prototype.slice.call(statusIndeterminate.children).forEach(child => {
+						child.style.borderTopColor = '';
+					});
+					statusIndeterminate.children[i].style.borderTopColor = '#dfdfdf';
+				}
+			}
+
+			function setStatusNotice(text) {
+				while (statusNotice.lastChild) {
+					statusNotice.removeChild(statusNotice.lastChild);
+				}
+				var lines = text.split('\n');
+				lines.forEach((line) => {
+					statusNotice.appendChild(document.createTextNode(line));
+					statusNotice.appendChild(document.createElement('br'));
+				});
+			};
+
+			function displayFailureNotice(err) {
+				var msg = err.message || err;
+				console.error(msg);
+				setStatusNotice(msg);
+				setStatusMode('notice');
+				initializing = false;
+			};
+
+			if (!Engine.isWebGLAvailable()) {
+				displayFailureNotice('WebGL not available');
+			} else {
+				setStatusMode('indeterminate');
+				engine.startGame({
+					'onProgress': function (current, total) {
+						if (total > 0) {
+							statusProgressInner.style.width = current/total * 100 + '%';
+							setStatusMode('progress');
+							if (current === total) {
+								// wait for progress bar animation
+								setTimeout(() => {
+									setStatusMode('indeterminate');
+								}, 500);
+							}
+						} else {
+							setStatusMode('indeterminate');
+						}
+					},
+				}).then(() => {
+					setStatusMode('hidden');
+					initializing = false;
+				}, displayFailureNotice);
+			}
+		})();
+	//]]></script>
+</body>
+</html>
+

static/game/index.wasm

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:da14f89b64271dc2be94be5df698fb815178458ae08c7db9197a3adb5b46b962
+size 17867504