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Add GitHub Pages site with wasmboy WebAssembly emulator

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This commit is contained in:
Matteo Benedetto
2026-07-01 14:03:25 +02:00
parent 73eb61ffed
commit 532396e95f
2 changed files with 421 additions and 0 deletions
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docs/index.html
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<!DOCTYPE html>
<html lang="it">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>A Scream from the Dark — WebAssembly Game Boy</title>
<style>
body {
background-color: #0a0a0f;
color: #e0e0e0;
font-family: 'Courier New', monospace;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
min-height: 100vh;
margin: 0;
padding: 20px;
box-sizing: border-box;
}
h1 {
color: #c41e3a;
text-shadow: 2px 2px 0 #000, 0 0 20px rgba(196, 30, 58, 0.5);
font-size: 2em;
letter-spacing: 2px;
margin: 0 0 8px 0;
text-align: center;
}
h2 {
color: #8b0000;
font-size: 0.85em;
font-weight: normal;
font-style: italic;
margin: 0 0 24px 0;
text-align: center;
}
canvas {
background-color: #000;
image-rendering: pixelated;
image-rendering: crisp-edges;
width: 320px;
height: 288px;
border: 4px solid #2a2a2a;
border-radius: 4px;
box-shadow: 0 0 30px rgba(196, 30, 58, 0.3),
inset 0 0 20px rgba(0,0,0,0.5);
display: block;
}
.controls {
margin-top: 20px;
background: #1a1a1a;
padding: 12px 20px;
border-radius: 6px;
font-size: 13px;
line-height: 1.6;
text-align: center;
border: 1px solid #2a2a2a;
}
.key {
background: #2a2a2a;
color: #c41e3a;
padding: 2px 8px;
border-radius: 3px;
font-family: monospace;
font-weight: bold;
border: 1px solid #3a3a3a;
}
#mobile-controls {
display: none;
margin-top: 20px;
gap: 20px;
}
@media (max-width: 600px) {
#mobile-controls { display: flex; }
.controls { display: none; }
}
.btn {
background: #1a1a1a;
color: #c41e3a;
border: 2px solid #2a2a2a;
font-weight: bold;
font-size: 14px;
touch-action: manipulation;
user-select: none;
}
.btn:active { background: #2a2a2a; }
.dpad {
display: grid;
grid-template-columns: 50px 50px 50px;
grid-template-rows: 50px 50px 50px;
gap: 4px;
}
.dpad .btn { border-radius: 6px; }
.d-up { grid-column: 2; grid-row: 1; }
.d-left { grid-column: 1; grid-row: 2; }
.d-right { grid-column: 3; grid-row: 2; }
.d-down { grid-column: 2; grid-row: 3; }
.action-btns {
display: flex;
align-items: center;
gap: 12px;
}
.btn-round {
width: 50px;
height: 50px;
border-radius: 50%;
}
.btn-pill {
padding: 8px 14px;
border-radius: 20px;
font-size: 12px;
}
.start-select {
display: flex;
flex-direction: column;
gap: 8px;
}
#game-container {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
position: relative;
}
#game-container:fullscreen {
width: 100vw;
height: 100vh;
background-color: #0a0a0f;
padding: 20px;
box-sizing: border-box;
gap: 20px;
}
#game-container:fullscreen canvas {
width: 80vmin;
height: 72vmin;
max-width: 100%;
max-height: 75vh;
}
.btn-fs {
margin-top: 15px;
background: #1a1a1a;
color: #c41e3a;
border: 1px solid #2a2a2a;
padding: 8px 16px;
border-radius: 20px;
cursor: pointer;
font-family: monospace;
font-size: 13px;
transition: all 0.2s;
}
.btn-fs:hover {
background: #2a2a2a;
color: #fff;
}
.footer {
margin-top: 30px;
text-align: center;
color: #555;
font-size: 11px;
}
.footer a { color: #c41e3a; text-decoration: none; }
.footer a:hover { text-decoration: underline; }
</style>
</head>
<body>
<h1>A SCREAM FROM THE DARK</h1>
<h2>— Game Boy survival-horror in WebAssembly —</h2>
<div id="game-container">
<canvas id="gameboy"></canvas>
<button class="btn-fs" id="btn-fullscreen">⛶ Schermo Intero</button>
<div id="mobile-controls">
<div class="dpad">
<button class="btn d-up" id="btn-up">▲</button>
<button class="btn d-left" id="btn-left">◀</button>
<button class="btn d-right" id="btn-right">▶</button>
<button class="btn d-down" id="btn-down">▼</button>
</div>
<div class="start-select">
<button class="btn btn-pill" id="btn-select">SELECT</button>
<button class="btn btn-pill" id="btn-start">START</button>
</div>
<div class="action-btns">
<button class="btn btn-round" id="btn-b">B</button>
<button class="btn btn-round" id="btn-a">A</button>
</div>
</div>
</div>
<div class="controls" id="keyboard-controls">
<strong>Comandi Tastiera:</strong>
<span class="key">↑↓←→</span> muovi ·
<span class="key">Z</span> A (salto) ·
<span class="key">X</span> B (corsa) ·
<span class="key">Enter</span> Start ·
<span class="key">Spazio</span> Select
</div>
<div class="footer">
<a href="https://github.com/Enne2/ascreamfromthedark-gb">Codice sorgente</a> ·
<a href="https://git.enne2.net/enne2/ascreamfromthedark-gb">Mirror Gitea</a> ·
GB © 1989 Nintendo · Questo gioco è un homebrew non ufficiale
</div>
<script src="wasmboy.wasm.iife.js"></script>
<script>
const canvas = document.getElementById('gameboy');
const wasmBoyObj = WasmBoy.WasmBoy || WasmBoy;
wasmBoyObj.setCanvas(canvas);
fetch('AScreamFromTheDark.gb')
.then(res => res.arrayBuffer())
.then(romBuffer => {
console.log('ROM caricata, avvio emulatore...');
return wasmBoyObj.loadROM(new Uint8Array(romBuffer));
})
.then(() => {
console.log('Avvio...');
return wasmBoyObj.play();
})
.catch(err => {
console.error('Errore:', err);
});
// WasmBoy native: Z=A, X=B, Enter=Start, Space=Select
const bindButton = (id, keyDef) => {
const btn = document.getElementById(id);
const trigger = (type) => (e) => {
e.preventDefault();
let ev;
try {
ev = new KeyboardEvent(type, { key: keyDef.key, code: keyDef.code, bubbles: true, cancelable: true });
} catch (e) {
ev = document.createEvent('KeyboardEvent');
ev.initKeyboardEvent(type, true, true, window, keyDef.key, 0, false, false, false, false);
}
document.dispatchEvent(ev);
};
btn.addEventListener('touchstart', trigger('keydown'), { passive: false });
btn.addEventListener('touchend', trigger('keyup'), { passive: false });
btn.addEventListener('mousedown', trigger('keydown'));
btn.addEventListener('mouseup', trigger('keyup'));
btn.addEventListener('mouseleave', trigger('keyup'));
};
bindButton('btn-up', { key: 'ArrowUp', code: 'ArrowUp' });
bindButton('btn-down', { key: 'ArrowDown', code: 'ArrowDown' });
bindButton('btn-left', { key: 'ArrowLeft', code: 'ArrowLeft' });
bindButton('btn-right', { key: 'ArrowRight', code: 'ArrowRight' });
bindButton('btn-a', { key: 'z', code: 'KeyZ' });
bindButton('btn-b', { key: 'x', code: 'KeyX' });
bindButton('btn-start', { key: 'Enter', code: 'Enter' });
bindButton('btn-select',{ key: ' ', code: 'Space' });
// Fullscreen toggle
const gameContainer = document.getElementById('game-container');
const fsButton = document.getElementById('btn-fullscreen');
fsButton.addEventListener('click', () => {
if (!document.fullscreenElement) {
gameContainer.requestFullscreen().then(() => {
fsButton.innerHTML = '✕ Esci Fullscreen';
}).catch(err => console.error(`Errore fullscreen: ${err.message}`));
} else {
document.exitFullscreen().then(() => {
fsButton.innerHTML = '⛶ Schermo Intero';
});
}
});
document.addEventListener('fullscreenchange', () => {
fsButton.innerHTML = document.fullscreenElement ? '✕ Esci Fullscreen' : '⛶ Schermo Intero';
});
</script>
</body>
</html>
docs/wasmboy.wasm.iife.js
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