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1 <!DOCTYPE html> | |
2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> | |
3 <title>OffscreenCanvas test: 2d.gradient.interpolate.colour</title> | |
4 <script src="/resources/testharness.js"></script> | |
5 <script src="/resources/testharnessreport.js"></script> | |
6 <script src="/common/canvas-tests.js"></script> | |
7 | |
8 <h1>2d.gradient.interpolate.colour</h1> | |
9 <p class="desc"></p> | |
10 | |
11 | |
12 <script> | |
13 var t = async_test(""); | |
14 t.step(function() { | |
15 | |
16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
17 var ctx = offscreenCanvas.getContext('2d'); | |
18 | |
19 var g = ctx.createLinearGradient(0, 0, 100, 0); | |
20 g.addColorStop(0, '#ff0'); | |
21 g.addColorStop(1, '#00f'); | |
22 ctx.fillStyle = g; | |
23 ctx.fillRect(0, 0, 100, 50); | |
24 _assertPixelApprox(offscreenCanvas, 25,25, 191,191,63,255, "25,25", "191,191,63,
255", 3); | |
25 _assertPixelApprox(offscreenCanvas, 50,25, 127,127,127,255, "50,25", "127,127,12
7,255", 3); | |
26 _assertPixelApprox(offscreenCanvas, 75,25, 63,63,191,255, "75,25", "63,63,191,25
5", 3); | |
27 | |
28 t.done(); | |
29 | |
30 }); | |
31 </script> | |
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