Created
June 10, 2011 05:45
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<html> | |
<head> | |
</head> | |
<body> | |
<div id='fps'>0</div> | |
<canvas id='canvas' width="700" height="700"></canvas> | |
<script type='text/javascript'> | |
var canvas = document.getElementById('canvas') | |
var context = canvas.getContext('2d'); | |
var fps = document.getElementById('fps'); | |
var objects = []; | |
for(var i = 0; i < 50; i++){ | |
var img = new Image(); | |
img.src = "http://kangax.github.com/fabric.js/test/demo/assets/pug.jpg"; | |
var factor = Math.random() | |
objects.push({ | |
x : Math.random() * 500, | |
y : Math.random() * 500, | |
width : 200 * factor, | |
height : 300 * factor, | |
img : img | |
}); | |
} | |
// Lets be lazy as fuck | |
setTimeout(function(){ | |
setInterval(render, 1000/60); | |
}, 3000); | |
var now; | |
var last; | |
function render(){ | |
now = new Date().getTime(); | |
fps.innerHTML = Math.floor(1000/(now - last)); | |
last = now; | |
context.clearRect( 0, 0, 700, 700 ); | |
for(var i = 0; i < objects.length; i++){ | |
context.drawImage(objects[i].img, objects[i].x, objects[i].y, objects[i].width, objects[i].height); | |
} | |
} | |
</script> | |
</body> | |
</html> |
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