| <html> |
| <head> |
| <script type="text/javascript"> |
| function onLoad() { |
| window.domAutomationController.reset = function() { |
| window.domAutomationController._loaded = false; |
| window.domAutomationController._succeeded = false; |
| window.domAutomationController._finished = false; |
| window.requestAnimationFrame(draw); |
| }; |
| window.domAutomationController.send("LOADED"); |
| } |
| |
| function draw() { |
| // Render some WebGL into a fresh canvas to ensure the GPU process |
| // was created. |
| var canvas = document.createElement("canvas"); |
| canvas.width = 32; |
| canvas.height = 32; |
| gl = canvas.getContext("webgl"); |
| if (!gl) { |
| console.log("Failed to fetch WebGL context"); |
| window.domAutomationController.send("FAILED"); |
| return; |
| } |
| |
| gl.clearColor(1, 0, 0, 1); |
| gl.clear(gl.COLOR_BUFFER_BIT); |
| var pixels = new Uint8Array(4); |
| gl.readPixels(0, 0, 1, 1, gl.RGBA, gl.UNSIGNED_BYTE, pixels); |
| var tolerance = 1; |
| if (Math.abs(pixels[0] - 255) > tolerance || |
| Math.abs(pixels[1] - 0) > tolerance || |
| Math.abs(pixels[2] - 0) > tolerance || |
| Math.abs(pixels[3] - 255) > tolerance) { |
| console.log("Expected (255, 0, 0, 255), got (" + |
| pixels[0] + ", " + |
| pixels[1] + ", " + |
| pixels[2] + ", " + |
| pixels[3] + ")"); |
| window.domAutomationController.send("FAILED"); |
| return; |
| } |
| |
| window.domAutomationController.send("SUCCESS"); |
| } |
| </script> |
| </head> |
| <body onload="onLoad()"> |
| GPU process crash test running. |
| </body> |
| </html> |
