| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.gradient.interpolate.vertical</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/canvas-tests.js"></script> |
| |
| <h1>2d.gradient.interpolate.vertical</h1> |
| <p class="desc"></p> |
| |
| |
| <script> |
| var t = async_test(""); |
| t.step(function() { |
| |
| var offscreenCanvas = new OffscreenCanvas(100, 50); |
| var ctx = offscreenCanvas.getContext('2d'); |
| |
| var g = ctx.createLinearGradient(0, 0, 0, 50); |
| g.addColorStop(0, '#ff0'); |
| g.addColorStop(1, '#00f'); |
| ctx.fillStyle = g; |
| ctx.fillRect(0, 0, 100, 50); |
| _assertPixelApprox(offscreenCanvas, 50,12, 191,191,63,255, "50,12", "191,191,63,255", 10); |
| _assertPixelApprox(offscreenCanvas, 50,25, 127,127,127,255, "50,25", "127,127,127,255", 5); |
| _assertPixelApprox(offscreenCanvas, 50,37, 63,63,191,255, "50,37", "63,63,191,255", 10); |
| |
| t.done(); |
| |
| }); |
| </script> |