Function loop

assets/js/Motorcycle.js:72–89

()

var playing = true;
var k = { ArrowUp: 0, ArrowDown: 0, ArrowLeft: 0, ArrowRight: 0 };
function loop() {
    speed -= (speed - (k.ArrowUp - k.ArrowDown)) * 0.05;
    t += 5 * speed;
    ctx.fillStyle = "#19f";
    ctx.fillRect(0, 0, c.width, c.height);

    ctx.fillStyle = "black";
    ctx.beginPath();
    ctx.moveTo(0, c.height);
    for (let i = 5; i < c.width; i++)
        ctx.lineTo(i, c.height - noise(t + i) * 0.25);

    ctx.lineTo(c.width, c.height);
    ctx.fill();

    player.draw();
    requestAnimationFrame(loop);
}
onkeydown = d => k[d.key] = 1;
onkeyup = d => k[d.key] = 0;
loop();