| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.gradient.radial.transform.3</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.gradient.radial.transform.3</h1> |
| <p class="desc">Radial gradient transforms do not experience broken caching effects</p> |
| |
| |
| <script> |
| var t = async_test("Radial gradient transforms do not experience broken caching effects"); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| var g = ctx.createRadialGradient(0, 0, 0, 0, 0, 11.2); |
| g.addColorStop(0, '#0f0'); |
| g.addColorStop(0.5, '#0f0'); |
| g.addColorStop(0.51, '#f00'); |
| g.addColorStop(1, '#f00'); |
| ctx.fillStyle = g; |
| ctx.fillRect(0, 0, 100, 50); |
| ctx.translate(50, 25); |
| ctx.scale(10, 10); |
| ctx.fillRect(-5, -2.5, 10, 5); |
| _assertPixel(offscreenCanvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255"); |
| _assertPixel(offscreenCanvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255"); |
| t.done(); |
| |
| }); |
| </script> |
