| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.gradient.conic.positive.rotation</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.conic.positive.rotation</h1> |
| <p class="desc">Conic gradient with positive rotation</p> |
| |
| |
| <script> |
| var t = async_test("Conic gradient with positive rotation"); |
| var t_pass = t.done.bind(t); |
| var t_fail = t.step_func(function(reason) { |
| throw reason; |
| }); |
| t.step(function() { |
| |
| var canvas = new OffscreenCanvas(100, 50); |
| var ctx = canvas.getContext('2d'); |
| |
| const g = ctx.createConicGradient(3*Math.PI/2, 50, 25); |
| // It's red in the upper right region and green on the lower left region |
| g.addColorStop(0, "#f00"); |
| g.addColorStop(0.25, "#0f0"); |
| g.addColorStop(0.50, "#0f0"); |
| g.addColorStop(0.75, "#f00"); |
| ctx.fillStyle = g; |
| ctx.fillRect(0, 0, 100, 50); |
| _assertPixel(canvas, 25,15, 255,0,0,255, "25,15", "255,0,0,255"); |
| _assertPixel(canvas, 75,40, 0,255,0,255, "75,40", "0,255,0,255"); |
| t.done(); |
| |
| }); |
| </script> |