benchmark/mapspot.spritejs.group.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no" />
<title>Birds Flying</title>
<style>
*{
-webkit-touch-callout: auto; /* prevent callout to copy image, etc when tap to hold */
-webkit-text-size-adjust: none; /* prevent webkit from resizing text to fit */
-webkit-tap-highlight-color: rgba(0,0,0,0); /* make transparent link selection, adjust last value opacity 0 to 1.0 */
-webkit-user-select:none;
}
html,body {
width: 100%;
height: 100%;
padding: 0;
margin: 0;
max-width: 500px;
}
#paper {
position: relative;
overflow: hidden;
width: 100%;
padding-top: 100%;
height: 0px;
}
</style>
</head>
<body>
<div>sprites: <span id="spriteCount">1</span></div>
<div id="paper"></div>
<script src="https://s3.ssl.qhres2.com/!ed7dc4fe/animator-0.3.2.js"></script>
<!-- <script src="js/animator-dev.js"></script> -->
<script src="/js/spritejs.js"></script>
<script>
(async function () {
const container = document.getElementById('paper');
const paper = new spritejs.Scene({container, width: 800, height: 800});
const layer = paper.layer('fglayer', {
handleEvent: false,
});
function wait(ms) {
return new Promise((resolve) => {
setTimeout(resolve, ms);
});
}
function randomColor() {
const r = 0 | Math.random() * 192,
g = 0 | Math.random() * 255,
b = 0 | Math.random() * 128;
return `rgb(${r},${g},${b})`;
}
async function randomCircle(r = 25) {
const x = 100 + Math.random() * 600,
y = 100 + Math.random() * 600;
const group = new spritejs.Group();
group.attr({
anchor: 0.5,
pos: [x, y],
size: [100, 100],
// bgcolor: 'grey',
});
const sprite = new spritejs.Sprite();
sprite.attr({
size: [2 * r, 2 * r],
borderRadius: r,
bgcolor: randomColor(),
});
group.append(sprite);
const anim = new Animator(2000, (p) => {
if(p < 0.5) {
sprite.attr({scale: 0.8 + 0.6 * p});
} else {
sprite.attr({scale: 1.1 - 0.6 * (p - 0.5)});
}
});
anim.animate().then(function f() {
anim.animate().then(f);
});
// sprite.animate([
// {scale: 1.0},
// {scale: 0.8},
// {scale: 1.0},
// {scale: 1.1},
// {scale: 1.0},
// ], {
// duration: 3000,
// iterations: Infinity,
// })
layer.append(group);
await wait(100);
}
window.fglayer = layer;
window.paper = paper;
for(let i = 0; i < 200; i++) {
spriteCount.innerHTML = i + 1;
await randomCircle();
}
}());
</script>
</body>
</html>