third_party/WebKit/PerformanceTests/Canvas/draw-dynamic-webgl-to-hw-accelerated-canvas-2d.html - Issue 2400233002: Tweaks to canvas perf tests to make them stay on the GPU

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Side by Side Diff: third_party/WebKit/PerformanceTests/Canvas/draw-dynamic-webgl-to-hw-accelerated-canvas-2d.html

Issue 2400233002: Tweaks to canvas perf tests to make them stay on the GPU (Closed)

Patch Set: Created 4 years, 2 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <body>	3 <body>

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

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

6 <script>	6 <script>

7 var canvas2D = document.createElement("canvas");	7 var canvas2D = document.createElement("canvas");

8 var ctx2D = canvas2D.getContext("2d");	8 var ctx2D = canvas2D.getContext("2d");

9 var canvas3D = document.createElement('canvas');	9 var canvas3D = document.createElement('canvas');

10 var gl = canvas3D.getContext('webgl');	10 var gl = canvas3D.getContext('webgl');

11 if (!gl)	11 if (!gl)

12 CanvasRunner.logFatalError("WebGL is not supported or enabled on this platfo rm!");	12 CanvasRunner.logFatalError("WebGL is not supported or enabled on this platfo rm!");

13	13

14 var dummyCanvas2D = document.createElement("canvas");	14 var dummyCanvas2D = document.createElement("canvas");

15 var dummyCtx2D = dummyCanvas2D.getContext("2d");	15 var dummyCtx2D = dummyCanvas2D.getContext("2d");

16	16

17 dummyCanvas2D.width = 1;

18 dummyCanvas2D.height = 1;

19

20 function setSize(canvas2DWidth, canvas2DHeight, webglWidth, webglHeight) {	17 function setSize(canvas2DWidth, canvas2DHeight, webglWidth, webglHeight) {

21 canvas2D.width = canvas2DWidth;	18 canvas2D.width = canvas2DWidth;

22 canvas2D.height = canvas2DHeight;	19 canvas2D.height = canvas2DHeight;

	20 dummyCanvas2D.width = canvas2DWidth;

	21 dummyCanvas2D.height = canvas2DWidth;

23 canvas3D.width = webglWidth;	22 canvas3D.width = webglWidth;

24 canvas3D.height = webglHeight;	23 canvas3D.height = webglHeight;

25 }	24 }

26	25

27 function rand(range) {	26 function rand(range) {

28 return Math.floor(Math.random() * range);	27 return Math.floor(Math.random() * range);

29 }	28 }

30	29

31 function renderWebGL(gl) {	30 function renderWebGL(gl) {

32 gl.disable(gl.SCISSOR_TEST);	31 gl.disable(gl.SCISSOR_TEST);

(...skipping 24 matching lines...) Expand all Loading...
57 renderWebGL(gl);	56 renderWebGL(gl);

58 CanvasRunner.start({	57 CanvasRunner.start({

59 description: "This bench test checks the speed on drawing dynamic WebGL( 1024x1024) to HW accelerated Canvas2D(1024x1024).",	58 description: "This bench test checks the speed on drawing dynamic WebGL( 1024x1024) to HW accelerated Canvas2D(1024x1024).",

60 doRun: doRun,	59 doRun: doRun,

61 ensureComplete: ensureComplete});	60 ensureComplete: ensureComplete});

62 }	61 }

63	62

64 </script>	63 </script>

65 </body>	64 </body>

66 </html>	65 </html>

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