third_party/WebKit/PerformanceTests/Canvas/transferFromImageBitmap.html - Issue 2738573002: Streamline the presentation of ImageBitmapRenderingContext

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Side by Side Diff: third_party/WebKit/PerformanceTests/Canvas/transferFromImageBitmap.html

Issue 2738573002: Streamline the presentation of ImageBitmapRenderingContext (Closed)

Patch Set: Fixed expectations Created 3 years, 8 months ago

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	1 <!DOCTYPE html>

	2 <html>

	3 <body>

	4 <script src="../resources/runner.js"></script>

	5 <script src="resources/canvas_runner.js"></script>

	6 <script>

	7 var source = new OffscreenCanvas(2000, 1000);

	8 var ctx = source.getContext("2d");

	9 var destination = document.createElement('canvas');

	10 var destinationCtx = destination.getContext('bitmaprenderer')

	11

	12 window.onload = function () {

	13 CanvasRunner.start({

	14 description: "This bench test checks the speed of tranferring 2D context con tent to a 'bitmaprenderer' context.",

	15 doRun: doRun

	16 });

	17 }

	18

	19 function doRun() {

	20 ctx.fillRect(0, 0, 1, 1);

	21 var img = source.transferToImageBitmap();

	22 destinationCtx.transferFromImageBitmap(img);

	23 }

	24 </script>

	25 </body>

	26 </html>

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