EmulatorJS/index.html at main · allancoding/EmulatorJS · GitHub

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<!DOCTYPE html>

<head>

<title>EmulatorJS</title>

<style>

body, html {

height: 100%;

background-color: black;

color: white;

}

body {

margin: 0;

overflow: hidden;

}

body, #box, #top {

display: flex;

align-items: center;

justify-content: center;

flex-direction: column;

}

#box {

color: #aaa;

height: 20em;

width: 30em;

max-width: 80%;

max-height: 80%;

background-color: #333;

border-radius: 0.4em;

border: 2px solid #555;

position: relative;

flex-direction: column;

transition-duration: 0.2s;

overflow: hidden;

font-family: monospace;

font-weight: bold;

font-size: 20px;

margin: 5px;

text-align: center;

padding: 10px;

}

#box:hover, #box[drag] {

border-color: #1AAFFF;

color: #ddd

}

#advanced {

color: #aaa;

text-align: left;

width: 30em;

max-width: 80%;

background-color: #333;

border-radius: 0.4em;

border: 2px solid #555;

position: relative;

flex-direction: column;

transition-duration: 0.2s;

overflow: hidden;

font-family: monospace;

font-weight: bold;

font-size: 20px;

margin: 5px;

padding: 10px;

}

#advancedOptionsBox {

margin-top: 10px;

font-size: 14px;

margin-left: 20px;

}

.advancedOptionsBoxRow {

margin-top: 10px;

}

#input {

cursor: pointer;

position: absolute;

left: 0;

top: 0;

width: 100%;

height: 100%;

opacity: 0;

}

#display {

width: 100%;

height: 100%

}

select, button {

padding: 0.6em 0.4em;

margin: 0.5em;

width: 15em;

max-width: 100%;

font-family: monospace;

font-weight: bold;

font-size: 16px;

background-color: #444;

color: #aaa;

border-radius: 0.4em;

border: 1px solid #555;

cursor: pointer;

transition-duration: 0.2s

}

select:hover, button:hover {

background-color: #666;

color: #ddd

}

.logo {

width: 130px;

height: 130px;

filter: drop-shadow(0 0 8px white);

}

#top {

margin: 5px;

}

</style>

</head>

<body>

<h1>EmulatorJS Demo</h1>

<br>

</div>

Drag ROM file or click here

</div>

<label for="advancedToggle"> Show Advanced Options</label>

</div>

<label for="inputAdvanced"> Upload BIOS file (if required)</label>

</div>

<label for="debugToggle"> Enable Debug Mode</label>

</div>

<label for="threadsToggle"> Enable Threads</label>

</div>

<label for="cacheToggle"> Enable Cache</label>

</div>

<span>Browser mode: </span>

<label for="browserModeDesktop"> Desktop </label>

<label for="browserModeMobile"> Mobile </label>

</div>

let enableDebug = false;

let enableThreads = false;

let browserMode;

const biosFileInput = document.getElementById("inputAdvanced");

const advancedToggle = document.getElementById("advancedToggle");

const advanced = document.getElementById("advanced");

const advancedOptionsBox = document.getElementById("advancedOptionsBox");

advancedOptionsBox.style.display = "none";

advancedToggle.addEventListener("change", (event) => {

if (event.target.checked) {

advancedOptionsBox.style.display = "block";

} else {

advancedOptionsBox.style.display = "none";

}

});

const queryString = window.location.search;

const urlParams = new URLSearchParams(queryString);

const debugToggle = document.getElementById("debugToggle");

debugToggle.addEventListener("change", (event) => {

enableDebug = event.target.checked;

console.log(`Debug is ${enableDebug ? "enabled" : "disabled"}`);

});

const cacheToggle = document.getElementById("cacheToggle");

window.EJS_cacheConfig = {

enabled: true,

cacheMaxSizeMB: 4096, // 4096 MB = 4 GB

cacheMaxAgeMins: 7200 // 7200 minutes = 5 days

};

cacheToggle.addEventListener("change", (event) => {

const cacheEnabled = event.target.checked;

console.log(`Cache is ${cacheEnabled ? "enabled" : "disabled"}`);

window.EJS_cacheConfig.enabled = cacheEnabled;

});

const threadsToggleAvailable = document.getElementById("advancedOptionsBoxThreads");

const threadsToggle = document.getElementById("threadsToggle");

threadsToggle.addEventListener("change", (event) => {

enableThreads = event.target.checked;

console.log(`Threads are ${enableThreads ? "enabled" : "disabled"}`);

});

if (parseInt(urlParams.get("debug")) === 1 || urlParams.get("debug") === "true") {

enableDebug = true;

debugToggle.checked = true;

console.log("Debug is enabled");

} else {

debugToggle.checked = false;

console.log("Debug is disabled");

}

if (window.SharedArrayBuffer) {

threadsToggleAvailable.style.display = "block";

if (parseInt(urlParams.get("threads")) === 1 || urlParams.get("threads") === "true") {

enableThreads = true;

threadsToggle.checked = true;

console.log("Threads are enabled");

} else {

threadsToggle.checked = false;

console.log("Threads are disabled");

}

} else {

threadsToggleAvailable.style.display = "none";

console.warn("Threads are disabled as SharedArrayBuffer is not available. Threads requires two headers to be set when sending you html page. See https://stackoverflow.com/a/68630724");

}

const browserModeAuto = document.getElementById("browserModeAuto");

browserModeAuto.addEventListener("change", (event) => {

if (event.target.checked) {

browserMode = undefined;

console.log("Browser mode set to auto");

}

});

const browserModeDesktop = document.getElementById("browserModeDesktop");

browserModeDesktop.addEventListener("change", (event) => {

if (event.target.checked) {

browserMode = "desktop";

console.log("Browser mode set to desktop");

}

});

const browserModeMobile = document.getElementById("browserModeMobile");

browserModeMobile.addEventListener("change", (event) => {

if (event.target.checked) {

browserMode = "mobile";

console.log("Browser mode set to mobile");

}

});

if (urlParams.get("browserMode")) {

browserMode = urlParams.get("browserMode");

switch (browserMode) {

case 1:

case "1":

case "mobile":

browserModeMobile.checked = true;

break;

case 2:

case "2":

case "desktop":

browserModeDesktop.checked = true;

break;

default:

browserModeAuto.checked = true;

break;

}

} else {

browserModeAuto.checked = true;

}

if (urlParams.get("rom")) {

console.log(`Loading ROM from URL: roms/${urlParams.get("rom")}`);

run(false, urlParams.get("rom"));

}

async function run(upload, file) {

const url = upload ? input.files[0] : `roms/${file}`;

const parts = upload ? input.files[0].name.split(".") : file.split(".");

const biosUrl = biosFileInput.files.length > 0 ? biosFileInput.files[0] : "";

const core = await (async (ext) => {

if (["fds", "nes", "unif", "unf"].includes(ext))

return "nes"

if (["smc", "fig", "sfc", "gd3", "gd7", "dx2", "bsx", "swc"].includes(ext))

return "snes"

if (["z64", "n64"].includes(ext))

return "n64"

if (["pce"].includes(ext))

return "pce"

if (["ngp", "ngc"].includes(ext))

return "ngp"

if (["ws", "wsc"].includes(ext))

return "ws"

if (["col", "cv"].includes(ext))

return "coleco"

if (["d64"].includes(ext))

return "vice_x64sc"

if (["md", "sg", "smd", "gen"].includes(ext))

return "segaMD"

if (["nds", "gba", "gb", "z64", "n64"].includes(ext))

return ext

if (["3ds", "cci", "cia", "cxi", "app"].includes(ext))

return "3ds"

return await new Promise(resolve => {

var coreValues = {

"Nintendo 64": "n64",

"Nintendo Game Boy": "gb",

"Nintendo Game Boy Advance": "gba",

"Nintendo DS": "nds",

"Nintendo Entertainment System": "nes",

"Super Nintendo Entertainment System": "snes",

"PlayStation": "psx",

"Virtual Boy": "vb",

"Sega Mega Drive": "segaMD",

"Sega Master System": "segaMS",

"Sega CD": "segaCD",

"Atari Lynx": "lynx",

"Sega 32X": "sega32x",

"Atari Jaguar": "jaguar",

"Sega Game Gear": "segaGG",

"Sega Saturn": "segaSaturn",

"Atari 7800": "atari7800",

"Atari 2600": "atari2600",

"Arcade": "arcade",

"NEC TurboGrafx-16/SuperGrafx/PC Engine": "pce",

"NEC PC-FX": "pcfx",

"SNK NeoGeo Pocket (Color)": "ngp",

"Bandai WonderSwan (Color)": "ws",

"ColecoVision": "coleco",

"Commodore 64": "vice_x64sc",

"Commodore 128": "vice_x128",

"Commodore VIC20": "vice_xvic",

"Commodore Plus/4": "vice_xplus4",

"Commodore PET": "vice_xpet",

"Amiga": "puae"

}

if (enableThreads) {

coreValues["DOSBOX-PURE"] = "dosbox_pure";

coreValues["PlayStation Portable"] = "ppsspp";

coreValues["Nintendo 3DS"] = "3ds";

}

for (let core in coreValues) {

if (core.toLowerCase() === ext) {

resolve(core)

}

const cores = Object.keys(coreValues).sort().reduce(

(obj, key) => {

obj[key] = coreValues[key];

return obj;

{}

);

const button = document.createElement("button")

const select = document.createElement("select")

for (const type in cores) {

const option = document.createElement("option")

option.value = cores[type]

option.textContent = type

select.appendChild(option)

}

button.onclick = () => resolve(select[select.selectedIndex].value)

button.textContent = "Load game"

box.innerHTML = ""

box.appendChild(select)

box.appendChild(button)

})

})(parts.pop())

const div = document.createElement("div")

const sub = document.createElement("div")

const script = document.createElement("script")

sub.id = "game"

div.id = "display"

const top = document.getElementById("top");

top.remove();

box.remove();

div.appendChild(sub);

advanced.remove();

document.body.appendChild(div)

window.EJS_player = "#game";

window.EJS_gameName = parts.shift();

window.EJS_biosUrl = biosUrl;

window.EJS_gameUrl = url;

window.EJS_core = core;

window.EJS_pathtodata = "data/";

window.EJS_startOnLoaded = true;

window.EJS_DEBUG_XX = enableDebug;

window.EJS_threads = enableThreads;

if (browserMode) {

window.EJS_browserMode = browserMode;

}

window.EJS_askBeforeExit = false;

window.EJS_onExit = () => {

alert("The emulator has exited. This callback can be used to do any cleanup or show a message to the user.");

};

script.src = "data/loader.js";

document.body.appendChild(script);

}

input.onchange = async () => {

run(true);

}

box.ondragover = () => box.setAttribute("drag", true);

box.ondragleave = () => box.removeAttribute("drag");

</script>

</body>

</html>

EmulatorJS/index.html at main · allancoding/EmulatorJS · GitHub

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