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index.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8" />
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width, height=device-height">
<link rel="manifest" href="manifest.json">
<link rel="apple-touch-icon" href="icon.png">
<link rel="preload" href="audio-worklet.js" as="script">
<link href="dark.css" rel="stylesheet">
<title>DS Player</title>
</head>
<body>
<style>
html,
body {
overflow-y: hidden;
overflow-x: hidden;
-webkit-user-select: none;
user-select: none;
-webkit-touch-callout: none;
cursor: inherit;
}
body {
background-color: black;
color: white;
padding: 0;
margin: 0;
width: 100vw;
height: 100vh;
font-family: 'Myriad Set Pro', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}
canvas {
position: absolute;
z-index: 1;
image-rendering: pixelated;
}
#msg-layer {
position: absolute;
left: 0;
width: 100%;
top: 40vh;
background: rgba(0, 0, 0, 0.5);
z-index: 3;
}
#vk-layer {
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
z-index: 2;
touch-action: none;
}
#menu {
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
z-index: 4;
overflow: hidden scroll;
background: rgba(0, 127, 255, 0.5);
}
#menu button {
background: transparent;
}
#menu button:active {
background: rgba(255, 255, 255, 0.5);
}
a,
a:visited {
color: white;
}
.vk-round {
text-align: center;
vertical-align: middle;
border-radius: 50%;
display: inline-block;
}
.vk {
color: rgba(0, 0, 0, 0.2);
background-color: rgba(255, 255, 255, 0.25);
position: absolute;
z-index: 1;
text-align: center;
vertical-align: middle;
display: inline-block;
}
.vk-touched {
background-color: rgba(255, 255, 255, 0.75) !important
}
</style>
<div id="welcome" class="menu">
<h1>DS Player</h1>
<button id="install-button">Install</button>
<div id="loading">Loading...</div>
<div id="loadrom" hidden>
<input id="rom" type="file" hidden>
<button style="width:calc(100% - 2em);margin: 1em;" onclick="$id('rom').click()">Choose File...</button>
</div>
<hr>
<a target="_blank" href="https://github.com/44670/desmume-wasm">https://github.com/44670/desmume-wasm</a>
<p>Ver. 20211122 <a href="#" onclick="whatsNew()">What's new?</a></p>
<p><a href="#" onclick="uiSwitchTo('menu')">⚙ Settings...</a></p>
<div id="ios-hint" hidden>
Due to iOS Safari limitations, you may need to add this page to your home screen before you can save the
game.
<p style="text-align: center;">⬇</p>
</div>
</div>
<div id="vk-layer" hidden>
<div class="vk-rect vk" data-k="menu" id="vk-menu">Menu</div>
<div class="vk-rect vk" data-k="l">L</div>
<div class="vk-rect vk" data-k="r">R</div>
<div class="vk-round vk" data-k="a">A</div>
<div class="vk-round vk" data-k="b">B</div>
<div class="vk-round vk" data-k="x">X</div>
<div class="vk-round vk" data-k="y">Y</div>
<div class="vk-rect vk" data-k="select">-</div>
<div class="vk-rect vk" data-k="start">+</div>
<div class="vk-round vk" data-k="stick" id="vk-stick"></div>
</div>
<div style="z-index: 2;position: absolute;bottom: 20px;" id="fps"></div>
<div id="msg-layer" hidden>
<p id="msg-text"></p>
</div>
<div id="menu" hidden>
<button onclick="uiMenuBack()">❮ Back</button>
<hr>
<input type="checkbox" id="power-save">
<label for="power-save">Power-save mode</label><br>
<input type="checkbox" id="vk-enabled">
<label for="vk-enabled">Virtual keyboard</label><br>
<hr>
<div id="menu-savegame" hidden>
<input type="file" id="restore-file" onchange="uiSaveRestore()" hidden>
Save Data: <button onclick="uiSaveBackup()">↓ Export</button>|<button onclick="$id('restore-file').click()">↑ Import</button>
<hr>
</div>
</div>
<div id="player" hidden>
<canvas id="top" width="256" height="192"></canvas>
<canvas id="bottom" width="256" height="192"></canvas>
</div>
<script src="localforage.js"></script>
<script>
var uiCurrentMode = 'welcome'
var plugins = {}
var body = document.getElementsByTagName("body")[0]
var html = document.getElementsByTagName("html")[0]
var config = {
swapTopBottom: false,
swapTopBottomL: false,
powerSave: true,
micWhenR: true,
vkEnabled: true,
}
function loadConfig() {
var cfg = JSON.parse(window.localStorage['config'] || '{}')
for (var k in cfg) {
config[k] = cfg[k]
}
$id('power-save').checked = config.powerSave
$id('vk-enabled').checked = config.vkEnabled
}
loadConfig()
function uiSaveConfig() {
config.powerSave = !!($id('power-save').checked)
config.vkEnabled = !!($id('vk-enabled').checked)
window.localStorage['config'] = JSON.stringify(config)
}
function uiMenuBack() {
uiSaveConfig()
if (emuIsGameLoaded) {
uiSwitchTo('player')
} else {
uiSwitchTo('welcome')
}
}
function uiSaveBackup() {
localforage.getItem('sav-' + gameID).then((data) => {
var blob = new Blob([data], { type: "application/binary" });
var link = document.createElement("a");
link.href = window.URL.createObjectURL(blob);
link.download = 'sav-' + gameID + '.dsv';
link.click();
})
}
async function uiSaveRestore() {
var file = $id('restore-file').files[0]
if (!file) {
return
}
if (file.size > 2.2 * 1024 * 1024) {
alert('Too large!');
return
}
// Only .dsv files are supported
if (!file.name.endsWith('.dsv')) {
alert('Only .dsv files are supported.')
return
}
var u8 = new Uint8Array(await file.arrayBuffer())
localforage.setItem('sav-' + gameID, u8).then(() => {
alert('Save file loaded. The game will be restarted.')
location.reload()
})
}
window.onerror = function (msg, url, line, col, error) {
var extra = !col ? '' : '\ncolumn: ' + col;
extra += !error ? '' : '\nerror: ' + error;
alert("Error: " + msg + "\nurl: " + url + "\nline: " + line + extra);
window.onerror = console.log
debugger
return true;
};
navigator.serviceWorker && navigator.serviceWorker.register(‘sw.js’).then(function(registration) { console.log(‘Excellent, registered with scope: ‘, registration.scope);});
function $id(id) {
return document.getElementById(id);
}
var isIOS = !!navigator.platform && /iPad|iPhone|iPod/.test(navigator.platform);
var isWebApp = navigator.standalone || false
var isSaveSupported = true
var isSaveNagAppeared = false
if (isIOS) {
//document.getElementById('romFile').files = null;
if (!isWebApp) {
// On iOS Safari, the indexedDB will be cleared after 7 days.
// To prevent users from frustration, we don't allow savegame on iOS unless the we are in the PWA mode.
isSaveSupported = false
var divIosHint = $id('ios-hint')
divIosHint.hidden = false
divIosHint.style = 'position: absolute; bottom: ' + divIosHint.clientHeight + 'px;'
}
}
var emuKeyState = new Array(14)
const emuKeyNames = ["right", "left", "down", "up", "select", "start", "b", "a", "y", "x", "l", "r", "debug", "lid"]
var vkMap = {}
var vkState = {}
var keyNameToKeyId = {}
var vkStickPos
for (var i = 0; i < emuKeyNames.length; i++) {
keyNameToKeyId[emuKeyNames[i]] = i
}
var isLandscape = false
const emuKeyboradMapping = [39, 37, 40, 38, 16, 13, 90, 88, 65, 83, 81, 87, -1, 8]
var emuGameID = 'unknown'
var emuIsRunning = false
var emuIsGameLoaded = false
var fps = 0
var divFPS = $id('fps')
var fileInput = $id('rom')
var romSize = 0
var FB = [0, 0]
var screenCanvas = [document.getElementById('top'), document.getElementById('bottom')]
var ctx2d = screenCanvas.map((v) => { return v.getContext('2d', { alpha: false }) })
var audioContext
var audioBuffer
var tmpAudioBuffer = new Int16Array(16384 * 2)
var audioWorkletNode
var frameCount = 0
var prevCalcFPSTime = 0
var touched = 0
var touchX = 0
var touchY = 0
var prevSaveFlag = 0
var lastTwoFrameTime = 10
var fbSize
function callPlugin(type, arg) {
for (var k in plugins) {
if (plugins[k].handler) {
plugins[k].handler(type, arg)
}
}
}
function showMsg(msg) {
document.getElementById('msg-text').innerText = msg
document.getElementById('msg-layer').hidden = false
setTimeout(function () {
document.getElementById('msg-layer').hidden = true
}, 1000)
}
function emuRunFrame() {
processGamepadInput()
var keyMask = 0;
for (var i = 0; i < 14; i++) {
if (emuKeyState[i]) {
keyMask |= 1 << i
}
}
var mic = emuKeyState[11]
if (mic) {
console.log('mic')
keyMask |= 1 << 14
}
if (config.powerSave) {
Module._runFrame(0, keyMask, touched, touchX, touchY)
}
Module._runFrame(1, keyMask, touched, touchX, touchY)
ctx2d[0].putImageData(FB[0], 0, 0)
ctx2d[1].putImageData(FB[1], 0, 0)
if (audioWorkletNode) {
try {
var samplesRead = Module._fillAudioBuffer(4096)
tmpAudioBuffer.set(audioBuffer.subarray(0, samplesRead * 2))
audioWorkletNode.port.postMessage(tmpAudioBuffer.subarray(0, samplesRead * 2))
} catch (error) {
// tmpAudioBuffer may be detached if previous message is still processing
console.log(error)
}
}
frameCount += 1
if (frameCount % 120 == 0) {
var time = performance.now()
fps = 120 / ((time - prevCalcFPSTime) / 1000)
prevCalcFPSTime = time
divFPS.innerText = 'fps:' + ('' + fps).substring(0, 5)
}
if (frameCount % 60 == 0) {
checkSaveGame()
}
}
function wasmReady() {
Module._setSampleRate(47860)
$id('loading').hidden = true
$id('loadrom').hidden = false
}
function checkSaveGame() {
var saveUpdateFlag = Module._savUpdateChangeFlag()
if ((saveUpdateFlag == 0) && (prevSaveFlag == 1)) {
var size = Module._savGetSize()
if ((size > 0) && (isSaveSupported)) {
var ptr = Module._savGetPointer(0)
var tmpSaveBuf = new Uint8Array(size)
tmpSaveBuf.set(Module.HEAPU8.subarray(ptr, ptr + size))
localforage.setItem('sav-' + gameID, tmpSaveBuf)
showMsg('Auto saving...')
}
}
prevSaveFlag = saveUpdateFlag
}
async function tryLoadROM(file) {
if (!file) {
return
}
if (file.size < 1024) {
return
}
var header = new Uint8Array(await (file.slice(0, 1024)).arrayBuffer())
gameID = ''
for (var i = 0; i < 0x10; i++) {
gameID += (header[i] == 0) ? ' ' : String.fromCharCode(header[i])
}
if (gameID[0xC] == '#') {
// a homebrew!
gameID = file.name
}
console.log('gameID', gameID)
romSize = file.size
var romBufPtr = Module._prepareRomBuffer(romSize)
console.log(romSize, romBufPtr)
Module.HEAPU8.set(new Uint8Array(await file.arrayBuffer()), romBufPtr);
var saveData = await localforage.getItem('sav-' + gameID)
if (saveData) {
Module.HEAPU8.set(saveData, Module._savGetPointer(saveData.length))
}
Module._savUpdateChangeFlag()
var ret = Module._loadROM(romSize);
if (ret != 1) {
alert('LoadROM failed.')
return;
}
ptrFrontBuffer = Module._getSymbol(5)
var fb = Module._getSymbol(4)
for (var i = 0; i < 2; i++) {
FB[i] = new ImageData(new Uint8ClampedArray(Module.HEAPU8.buffer).subarray(fb + 256 * 192 * 4 * i, fb + 256 * 192 * 4 * (i + 1)), 256, 192)
}
var ptrAudio = Module._getSymbol(6)
audioBuffer = new Int16Array(Module.HEAPU8.buffer).subarray(ptrAudio / 2, ptrAudio / 2 + 16384 * 2)
console.log('Start!!!')
emuIsGameLoaded = true
emuIsRunning = true
uiSwitchTo('player')
callPlugin('loaded', gameID)
}
function initVK() {
var vks = document.getElementsByClassName('vk')
for (var i = 0; i < vks.length; i++) {
var vk = vks[i]
var k = vks[i].getAttribute('data-k')
if (k) {
vkMap[k] = vk
vkState[k] = [0, 0]
}
}
}
initVK()
function makeVKStyle(top, left, w, h, fontSize) {
return 'top:' + top + 'px;left:' + left + 'px;width:' + w + 'px;height:' + h + 'px;' + 'font-size:' + fontSize + 'px;line-height:' + h + 'px;'
}
function uiAdjustVKLayout() {
var baseSize = window.innerWidth * 0.10
var fontSize = baseSize * 0.7
var offTop = Math.min(fbSize[0][1] + fbSize[1][1], window.innerHeight - Math.ceil(baseSize * 3.62))
var offLeft = 0
var abxyWidth = baseSize * 3
var abxyHeight = baseSize * 3
var vkw = baseSize
var vkh = baseSize
vkw = baseSize * 1.5
vkh = baseSize * 0.6
fontSize = baseSize * 0.5
vkMap['l'].style = makeVKStyle(offTop, 0, vkw, vkh, fontSize)
vkMap['r'].style = makeVKStyle(offTop, window.innerWidth - vkw, vkw, vkh, fontSize)
$id('vk-menu').style = makeVKStyle(vkh / 2, vkw / 2, vkw, vkh, fontSize)
offTop += baseSize * 0.62
vkw = baseSize
vkh = baseSize
offLeft = window.innerWidth - abxyWidth
vkMap['a'].style = makeVKStyle(offTop + abxyHeight / 2 - vkh / 2, offLeft + abxyWidth - vkw, vkw, vkh, fontSize)
vkMap['b'].style = makeVKStyle(offTop + abxyHeight - vkh, offLeft + abxyWidth / 2 - vkw / 2, vkw, vkh, fontSize)
vkMap['x'].style = makeVKStyle(offTop, offLeft + abxyWidth / 2 - vkw / 2, vkw, vkh, fontSize)
vkMap['y'].style = makeVKStyle(offTop + abxyHeight / 2 - vkh / 2, offLeft, vkw, vkh, fontSize)
vkw = baseSize * 1.0
vkh = baseSize * 1.0
offLeft = 0
$id('vk-stick').style = makeVKStyle(offTop + abxyHeight / 2 - vkh / 2, offLeft + abxyHeight / 2 - vkw / 2, vkw, vkh, fontSize)
vkStickPos = [offTop + abxyHeight / 2, offLeft + abxyHeight / 2, vkw, vkh, fontSize]
vkw = baseSize * 0.4
vkh = baseSize * 0.4
fontSize = baseSize * 0.4
vkMap['select'].style = makeVKStyle(offTop + abxyHeight - vkh, window.innerWidth / 2 - vkw * 1.5, vkw, vkh, fontSize)
vkMap['start'].style = makeVKStyle(offTop + abxyHeight - vkh, window.innerWidth / 2 + vkw * 0.5, vkw, vkh, fontSize)
}
function uiUpdateLayout() {
isLandscape = window.innerWidth > window.innerHeight
var maxWidth = window.innerWidth
var maxHeight = window.innerHeight / 2
var w = maxWidth
var h = w / 256 * 192
if (h > maxHeight) {
h = maxHeight
w = h / 192 * 256
}
var left = 0
left += (window.innerWidth - w) / 2;
var top = 0
fbSize = [[w, h], [w, h]]
for (var i = 0; i < 2; i++) {
screenCanvas[i].style = 'left:' + left + 'px;top:' + top + "px;width:" + w + "px;height:" + h + "px;"
top += h
}
uiAdjustVKLayout()
}
function uiSwitchTo(mode) {
if (mode == uiCurrentMode) {
return
}
uiCurrentMode = mode
$id('welcome').hidden = true
$id('vk-layer').hidden = true
$id('menu').hidden = true
$id('player').hidden = true
body.style = ''
html.style = ''
emuIsRunning = false
if (mode == 'player') {
body.style = 'touch-action: none;'
html.style = 'position: fixed;overflow:hidden;touch-action: none;'
for (var i = 0; i < 14; i++) {
emuKeyState[i] = false
}
if (config.vkEnabled) {
$id('vk-layer').hidden = false
}
uiUpdateLayout()
if (emuIsGameLoaded) {
emuIsRunning = true
}
$id('player').hidden = false
}
if (mode == 'menu') {
$id('player').hidden = false
$id('menu').hidden = false
$id('menu-savegame').hidden = emuIsGameLoaded ? false : true
}
if (mode == 'welcome') {
$id('welcome').hidden = false
}
}
fileInput.onchange = async () => {
tryInitSound()
var file = fileInput.files[0]
if (!file) {
return
}
if (file.name.endsWith('.json')) {
var obj = JSON.parse(await file.text())
var pluginName = obj.name || 'unknown'
plugins[pluginName] = obj
if (obj.js) {
plugins[pluginName].handler = eval(obj.js)(obj)
}
alert('plugin loaded!')
return
}
await tryLoadROM(file)
}
// must be called in user gesture
function tryInitSound() {
try {
if (audioContext) {
if (audioContext.state != 'running') {
audioContext.resume()
}
return;
}
audioContext = new (window.AudioContext || window.webkitAudioContext)({ latencyHint: 0.0001, sampleRate: 48000 });
if (!audioContext.audioWorklet) {
alert('AudioWorklet is not supported in your browser...')
} else {
audioContext.audioWorklet.addModule("audio-worklet.js").then(() => {
audioWorkletNode = new AudioWorkletNode(audioContext, "my-worklet", { outputChannelCount: [2] })
audioWorkletNode.connect(audioContext.destination)
})
}
audioContext.resume()
} catch (e) {
console.log(e)
//alert('Cannnot init sound ')
}
}
var prevRunFrameTime = performance.now()
function emuLoop() {
window.requestAnimationFrame(emuLoop)
if (emuIsRunning) {
if (config.powerSave) {
if (performance.now() - prevRunFrameTime < 32) {
return
}
}
prevRunFrameTime = performance.now()
emuRunFrame()
}
}
emuLoop()
var stickTouchID = null
var tpadTouchID = null
function isPointInRect(x, y, r) {
if ((x >= r.x) && (x < r.x + r.width)) {
if ((y >= r.y) && (y < r.y + r.height)) {
return true
}
}
return false
}
function clamp01(a) {
if (a < 0) {
return 0
}
if (a > 1) {
return 1
}
return a
}
function handleTouch(event) {
tryInitSound()
if (!emuIsRunning) {
return
}
event.preventDefault();
event.stopPropagation();
var isDown = false
var x = 0
var y = 0
var needUpdateStick = false
var stickY = vkStickPos[0]
var stickX = vkStickPos[1]
var stickW = vkStickPos[2]
var stickH = vkStickPos[3]
var stickPressed = false
var stickDeadZone = stickW * 0.4
var nextStickTouchID = null
var nextTpadTouchID = null
var tsRect = screenCanvas[1].getBoundingClientRect()
for (var i = 0; i < emuKeyState.length; i++) {
emuKeyState[i] = false
}
for (var k in vkState) {
vkState[k][1] = 0
}
for (var i = 0; i < event.touches.length; i++) {
var t = event.touches[i];
var tid = t.identifier
var dom = document.elementFromPoint(t.clientX, t.clientY)
var k = dom ? dom.getAttribute('data-k') : null
if ((tid === stickTouchID) || ((dom == vkMap['stick']) && (tid != tpadTouchID))) {
stickPressed = true
vkState['stick'][1] = 1
var sx = t.clientX
var sy = t.clientY
if (sx < stickX - stickDeadZone) {
emuKeyState[1] = true
}
if (sx > stickX + stickDeadZone) {
emuKeyState[0] = true
}
if (sy < stickY - stickDeadZone) {
emuKeyState[3] = true
}
if (sy > stickY + stickDeadZone) {
emuKeyState[2] = true
}
sx = Math.max(stickX - stickW / 2, sx)
sx = Math.min(stickX + stickW / 2, sx)
sy = Math.max(stickY - stickH / 2, sy)
sy = Math.min(stickY + stickH / 2, sy)
stickX = sx
stickY = sy
needUpdateStick = true
nextStickTouchID = tid
continue
}
if ((tid === tpadTouchID) || (isPointInRect(t.clientX, t.clientY, tsRect) && (!k))) {
isDown = true
x = clamp01((t.clientX - tsRect.x) / tsRect.width) * 256
y = clamp01((t.clientY - tsRect.y) / tsRect.height) * 192
nextTpadTouchID = tid
continue
}
if (k) {
vkState[k][1] = 1
continue
}
}
touched = isDown ? 1 : 0;
touchX = x
touchY = y
for (var k in vkState) {
if (vkState[k][0] != vkState[k][1]) {
var dom = vkMap[k]
vkState[k][0] = vkState[k][1]
if (vkState[k][1]) {
dom.classList.add('vk-touched')
if (k == 'menu') {
uiSwitchTo('menu')
}
} else {
dom.classList.remove('vk-touched')
if (k == "stick") {
needUpdateStick = true
}
}
}
}
for (var i = 0; i < emuKeyState.length; i++) {
var k = emuKeyNames[i]
if (vkState[k]) {
if (vkState[k][1]) {
emuKeyState[i] = true
}
}
}
if (needUpdateStick) {
vkMap['stick'].style = makeVKStyle(stickY - stickW / 2, stickX - stickW / 2, stickW, stickH, vkStickPos[4])
}
stickTouchID = nextStickTouchID
tpadTouchID = nextTpadTouchID
}
['touchstart', 'touchmove', 'touchend', 'touchcancel', 'touchenter', 'touchleave'].forEach((val) => {
window.addEventListener(val, handleTouch)
})
window.onmousedown = window.onmouseup = window.onmousemove = (e) => {
if (!emuIsRunning) {
return
}
if (e.type == 'mousedown') {
tryInitSound()
}
var r = screenCanvas[1].getBoundingClientRect()
e.preventDefault()
e.stopPropagation()
var isDown = (e.buttons != 0) && (isPointInRect(e.clientX, e.clientY, r))
var x = (e.clientX - r.x) / r.width * 256
var y = (e.clientY - r.y) / r.height * 192
touched = isDown ? 1 : 0;
touchX = x
touchY = y
}
window.onresize = window.onorientationchange = () => {
uiUpdateLayout()
}
function convertKeyCode(keyCode) {
for (var i = 0; i < 14; i++) {
if (keyCode == emuKeyboradMapping[i]) {
return i
}
}
return -1
}
window.onkeydown = window.onkeyup = (e) => {
if (!emuIsRunning) {
return
}
e.preventDefault()
var isDown = (e.type === "keydown")
var k = convertKeyCode(e.keyCode)
if (k >= 0) {
emuKeyState[k] = isDown
}
if (e.keyCode == 49) {
uiSwitchTo('menu')
}
}
var currentConnectedGamepad = -1
var gamePadKeyMap = {
a: 1,
b: 0,
x: 3,
y: 2,
l: 4,
r: 5,
'select': 9,
'start': 16,
'up': 12,
'down': 13,
'left': 14,
'right': 15
}
window.addEventListener("gamepadconnected", function (e) {
console.log("Gamepad connected at index %d: %s. %d buttons, %d axes.",
e.gamepad.index, e.gamepad.id,
e.gamepad.buttons.length, e.gamepad.axes.length);
showMsg('Gamepad connected.')
currentConnectedGamepad = e.gamepad.index
});
function processGamepadInput() {
if (currentConnectedGamepad < 0) {
return
}
var gamepad = navigator.getGamepads()[currentConnectedGamepad]
if (!gamepad) {
showMsg('Gamepad disconnected.')
currentConnectedGamepad = -1
return
}
for (var i = 0; i < emuKeyState.length; i++) {
emuKeyState[i] = false
}
for (var k in gamePadKeyMap) {
if (gamepad.buttons[gamePadKeyMap[k]].pressed) {
emuKeyState[keyNameToKeyId[k]] = true
}
}
if (gamepad.axes[0] < -0.5) {
emuKeyState[keyNameToKeyId['left']] = true
}
if (gamepad.axes[0] > 0.5) {
emuKeyState[keyNameToKeyId['right']] = true
}
if (gamepad.axes[1] < -0.5) {
emuKeyState[keyNameToKeyId['up']] = true
}
if (gamepad.axes[1] > 0.5) {
emuKeyState[keyNameToKeyId['down']] = true
}
}
function whatsNew() {
alert(`
1. Added setting option to hide the virtual keyboard.
`)
}
</script>
<script src="build/nds.js"></script>
<script src="sw-loader.js"></script>
</body>
</html>