2024-09-01 15:52:46 +01:00
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Chip 8 emulator Test</title>
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<style>
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body {
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background-color: #000;
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2024-09-02 21:20:00 +01:00
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color: #EEE;
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}
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#emulator-screen{
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border: 1px solid pink;
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2024-09-01 15:52:46 +01:00
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}
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</style>
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2024-09-02 21:20:00 +01:00
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<script src="./dist/revuelto8ts.js"></script>
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2024-09-01 15:52:46 +01:00
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</head>
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<body>
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2024-09-02 21:20:00 +01:00
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<h1>Chip 8 emulator</h1>
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<!-- Original screen is 64x32 -->
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2024-09-04 20:38:54 +01:00
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<canvas id="emulator-screen" width="512" height="256"></canvas>
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2024-09-02 21:20:00 +01:00
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<script>
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const emulator = new Revuelto8ts.Chip8Emulator();
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2024-09-06 11:43:07 +01:00
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const emulatorCanvas = document.getElementById('emulator-screen');
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2024-09-04 20:38:54 +01:00
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let fullDirRoms = [
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'./roms/1-chip8-logo.ch8',
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'./roms/2-ibm-logo.ch8',
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'./roms/3-corax+.ch8',
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'./roms/4-flags.ch8',
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'./roms/5-quirks.ch8',
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'./roms/6-keypad.ch8',
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'./roms/7-beep.ch8',
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'./roms/8-scrolling.ch8',
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'./roms/Maze[David Winter, 199x].ch8',
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];
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2024-09-06 11:43:07 +01:00
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// Set user keys
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emulator.setUserKey('1'.charCodeAt(0), 1); // 1
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emulator.setUserKey('2'.charCodeAt(0), 2); // 2
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emulator.setUserKey('3'.charCodeAt(0), 3); // 3
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emulator.setUserKey('4'.charCodeAt(0), 12); // C
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emulator.setUserKey('q'.charCodeAt(0), 4); // 4
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emulator.setUserKey('w'.charCodeAt(0), 5); // 5
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emulator.setUserKey('e'.charCodeAt(0), 6); // 6
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emulator.setUserKey('r'.charCodeAt(0), 13); // D
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emulator.setUserKey('a'.charCodeAt(0), 7); // 7
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emulator.setUserKey('s'.charCodeAt(0), 8); // 8
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emulator.setUserKey('d'.charCodeAt(0), 9); // 9
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emulator.setUserKey('f'.charCodeAt(0), 14); // E
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emulator.setUserKey('z'.charCodeAt(0), 10); // A
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emulator.setUserKey('x'.charCodeAt(0), 0); // 0
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emulator.setUserKey('c'.charCodeAt(0), 11); // B
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emulator.setUserKey('v'.charCodeAt(0), 15); // F
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document.addEventListener("keydown", function(evt) {
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emulator.keyDownEvent(evt.key.charCodeAt(0));
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});
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document.addEventListener("keyup", function(evt) {
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emulator.keyUpEvent(evt.key.charCodeAt(0));
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});
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// Set audio
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var audioContext = new (window.AudioContext || window.webkitAudioContext)();
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let volume = 0.02; // Volume between [1, 0] // Set it low if you don't want to become deaf
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emulator.startAudio(audioContext, volume);
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2024-09-04 20:38:54 +01:00
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// Load ROM
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2024-09-06 11:43:07 +01:00
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fetch(fullDirRoms[6])
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.then(response => response.arrayBuffer())
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2024-09-04 20:38:54 +01:00
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.then(arrayBufferRom => {
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let romData = new Uint8Array(arrayBufferRom);
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emulator.loadRom(romData);
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2024-09-01 15:52:46 +01:00
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});
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2024-09-06 11:43:07 +01:00
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2024-09-02 21:20:00 +01:00
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2024-09-04 20:38:54 +01:00
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setInterval(function() {
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if(emulator.isRomLoaded()) {
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2024-09-06 11:43:07 +01:00
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console.log(emulator.getCPUStatus());
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2024-09-04 20:38:54 +01:00
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emulator.emulateCycle();
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emulator.drawToCanvas(emulatorCanvas, 8);
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}
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2024-09-06 11:43:07 +01:00
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}, 60);
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2024-09-02 21:20:00 +01:00
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</script>
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2024-09-01 15:52:46 +01:00
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</body>
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</html>
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