| // DO NOT EDIT! This test has been generated by tools/gentest.py. |
| // OffscreenCanvas test in a worker:2d.imageData.get.unaffected |
| // Description:getImageData() is not affected by context state |
| // Note: |
| |
| importScripts("/resources/testharness.js"); |
| importScripts("/common/canvas-tests.js"); |
| |
| var t = async_test("getImageData() is not affected by context state"); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| ctx.fillStyle = '#0f0'; |
| ctx.fillRect(0, 0, 50, 50) |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(50, 0, 50, 50) |
| ctx.save(); |
| ctx.translate(50, 0); |
| ctx.globalAlpha = 0.1; |
| ctx.globalCompositeOperation = 'destination-atop'; |
| ctx.shadowColor = '#f00'; |
| ctx.rect(0, 0, 5, 5); |
| ctx.clip(); |
| var imgdata = ctx.getImageData(0, 0, 50, 50); |
| ctx.restore(); |
| ctx.putImageData(imgdata, 50, 0); |
| _assertPixelApprox(offscreenCanvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255", 2); |
| _assertPixelApprox(offscreenCanvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255", 2); |
| |
| t.done(); |
| |
| }); |
| done(); |