LayoutTests/compositing/draws-content/webgl-simple-background.html - Issue 19543014: Direct composite canvas background if possible.

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Side by Side Diff: LayoutTests/compositing/draws-content/webgl-simple-background.html

Issue 19543014: Direct composite canvas background if possible. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: re-uploading patch Created 7 years, 5 months ago

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(Empty)
	1 <!DOCTYPE html>

	2 <html>

	3 <head>

	4 <style type="text/css">

	5 .container {

	6 width: 60px;

	7 height: 60px;

	8 }

	9 #canvas-simple {

	10 /* No box decorations or background image. */

	11 /* Solid color background only. */

	12 background-color: green;

	13 }

	14 </style>

	15 <script>

	16 if (window.testRunner)

	17 testRunner.overridePreference("WebKitWebGLEnabled", "1");

	18

	19 function drawCanvas(canvasID) {

	20 var canvas = document.getElementById(canvasID);

	21 var gl = canvas.getContext("experimental-webgl");

	22 gl.clearColor(0, 0, 0, 0);

	23 gl.clear(gl.COLOR_BUFFER_BIT \| gl.DEPTH_BUFFER_BIT);

	24 };

	25

	26 function doTest() {

	27 // Simple background can be direct-composited with content-layer.

	28 // The container GraphicsLayer does not paint anything.

	29 drawCanvas('canvas-simple');

	30 };

	31 window.addEventListener('load', doTest, false);

	32 </script>

	33 </head>

	34

	35 <body>

	36 <div class="container">

	37 <canvas id="canvas-simple" width="50" height="50"></canvas>

	38 </div>

	39 </body>

	40 </html>

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