canvas_bench/single_image.html - Issue 9355020: Added framework for canvas benchmark and two examples that stress drawImage. One example draws mult…

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Issue 9355020: Added framework for canvas benchmark and two examples that stress drawImage. One example draws mult… (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/

Patch Set: Created 8 years, 10 months ago

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	1 <html>

	2 <head>

	3 <title>Canvas - Single Image</title>

	4 <style>

	5 #sprite-cache {

	6 visibility: hidden;

	7 }

	8 </style>

	9 <script type="text/javascript" src="bench.js"></script>

	10 <script type="text/javascript" src="sprites.js"></script>

	11 <script type="text/javascript">

	12 window.onload = init;

	13

	14 var NUM_SPRITES = 2000;

	15 var canvas;

	16 var context;

	17

	18 function init() {

	19 canvas = document.getElementById('canvas');

	20 context = canvas.getContext('2d');

	21

	22 sprites.init(canvas.width, canvas.height);

	23 var image = document.getElementById('sprite-cache').children[0];

	24 for (var i = 0; i < NUM_SPRITES; ++i) {

	25 sprites.add(image);

	26 };

	27

	28 bench.run(draw);

	29 };

	30

	31 function draw() {

	32 context.clearRect(0, 0, canvas.width, canvas.height);

	33 sprites.draw(context);

	34 };

	35 </script>

	36 </head>

	37

	38 <body>

	39 <canvas id="canvas" width="800" height = "600">
	jbates 2012/02/17 22:13:26 Do you think the canvas sizes in these demos shoul Do you think the canvas sizes in these demos should match the window size? That way we can control or vary the size via command-line (--window-size=w,h).
	40 <div id="sprite-cache">

	41 <img src="images/image1_t.png" />

	42 </div>

	43 </body>

	44 </html>

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