Mozilla とブラウザゲーム

window.addEventListener("gamepadconnected", function(e) {
console.log("connected at index %d: %s. %d buttons, %d axes.",
e.gamepad.index, e.gamepad.id,
e.gamepad.buttons.length, e.gamepad.axes.length);
});
window.addEventListener("gamepaddisconnected", function(e) {
console.log("Gamepad disconnected from index %d: %s",
e.gamepad.index, e.gamepad.id);
});

canvas.onclick = function() {
canvas.requestPointerLock();
}
function canvasLoop(e) {
x += e.movementX;
y += e.movementY;
canvasDraw();
requestAnimationFrame(canvasLoop);
}

function toggleFullScreen(elmenet){
if(document.fullscreenElement){
document.exitFullscreen();
}else 
element.requestFullScreen();
}
}

var myWorker = new Worker("worker.js");
myWorker.postMessage([first.value,second.value]);
onmessage = function(e) {
console.log('Message received from main script');
var workerResult = 'Result: ' + (e.data[0] * e.data[1]);
console.log('Posting message back to main script');
postMessage(workerResult);
}

var myWorker = new SharedWorker("worker.js");
myWorker.port.start();
myWorker.port.postMessage([squareNumber.value,squareNumber.value]);
onconnect = function(e) {
var port = e.ports[0];
port.onmessage = function(e) {
var workerResult = 'Result: ' + (e.data[0] * e.data[1]);
port.postMessage(workerResult);
}
port.start(); // onmessage イベントを使用していますので必須ではありません
}

var x = 42;
var y = "a string";
var z = x + y; // z = "42a string"
eval("z = z.substr(1, 2)"); // z = "2a"
[1, "two", { three: 3 }].forEach(function(item) {
if (typeof item === typeof z) console.log([z, item]);
}); // emits ["2a", "two"]

var buf = new ArrayBuffer(32);
var typed = new Int8Array(buf);
typed[0] = 1; // typed[0] -> 1
typed[1] = 3.14; // typed[1] -> 3
typed[2] = "Firefox"; // typed[2] -> 0
typed[3] = 127; // typed[3] -> 127
typed[4] = 128; // typed[4] -> —128
typed[32] = 32; // typed[32] -> undefined

var ab = new ArrayBuffer(1024);
var uInt8Array = new Uint8Array(ab);
for (var i = 0; i < uInt8Array.length; ++i) {
uInt8Array[i] = i;
}
var worker = new Worker("worker.js");
console.log(uInt8Array.byteLength); // before transferring: 1024
worker.postMessage(uInt8Array.buffer, [uInt8Array.buffer]);
console.log(uInt8Array.byteLength); // after transferring: 0

var sab = new SharedArrayBuffer(1024);
// before transferring
console.log(sab.byteLength); // 1024
worker.postMessage(sab, [sab]);
// after transferring
console.log(sab.byteLength); // 1024

function fib(n){
if(n < 2){
return 1;
}
return fib(n - 1) + fib(n - 2);
}

function fib(n){
n = n|0;
if(n >>> 0 < 3){
return 1 | 0;
}
return ((fib(n - 1 | 0) | 0) + (fib(n - 2 | 0) | 0)) | 0;
}

-rw-r--r-- 1 chiko staff 99B 12 22 17:38 Makefile
-rw-r--r-- 1 chiko staff 1.9K 12 22 17:29 app.js
-rw-r--r-- 1 chiko staff 247B 12 22 11:31 fib-asm.js
-rw-r--r-- 1 chiko staff 220B 12 21 17:36 fib.cpp
-rw-r--r-- 1 chiko staff 184K 12 22 17:38 fib.js
-rw-r--r-- 1 chiko staff 2.8K 12 22 17:38 fib.js.mem
-rw-r--r-- 1 chiko staff 1.2K 12 22 17:10 index.html

function fib(n) {
n = n|0;
if(n >>> 0 < 3){
return 1 | 0;
}
return ((fib(n - 1 | 0) | 0) + (fib(n - 2 | 0) | 0)) | 0;
}

(module
(memory 16777216 16777216)
(export "fib" $fib)
(func $fib (param $n i32)
(result i32)
(if
(i32.lt_u
(get_local $n)
(i32.const 3))
(return
(i32.const 1)))
(return
(i32.add
(call $fib
(i32.sub
(get_local $n)
(i32.const 1)))
(call $fib
(i32.sub
(get_local $n)
(i32.const 2)))
))))

Mozilla とブラウザゲーム

Mozilla とブラウザゲーム

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Mozilla とブラウザゲーム