2d.gradient.linear.transform.3.html (1231B)
1 <!DOCTYPE html> 2 <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> 3 <meta charset="UTF-8"> 4 <title>OffscreenCanvas test: 2d.gradient.linear.transform.3</title> 5 <script src="/resources/testharness.js"></script> 6 <script src="/resources/testharnessreport.js"></script> 7 <script src="/html/canvas/resources/canvas-tests.js"></script> 8 9 <h1>2d.gradient.linear.transform.3</h1> 10 <p class="desc">Linear gradient transforms do not experience broken caching effects</p> 11 12 13 <script> 14 var t = async_test("Linear gradient transforms do not experience broken caching effects"); 15 var t_pass = t.done.bind(t); 16 var t_fail = t.step_func(function(reason) { 17 throw reason; 18 }); 19 t.step(function() { 20 21 var canvas = new OffscreenCanvas(100, 50); 22 var ctx = canvas.getContext('2d'); 23 24 var g = ctx.createLinearGradient(0, 0, 200, 0); 25 g.addColorStop(0, '#f00'); 26 g.addColorStop(0.25, '#0f0'); 27 g.addColorStop(0.75, '#0f0'); 28 g.addColorStop(1, '#f00'); 29 ctx.fillStyle = g; 30 ctx.fillRect(0, 0, 100, 50); 31 ctx.translate(-50, 0); 32 ctx.fillRect(50, 0, 100, 50); 33 _assertPixel(canvas, 25,25, 0,255,0,255); 34 _assertPixel(canvas, 50,25, 0,255,0,255); 35 _assertPixel(canvas, 75,25, 0,255,0,255); 36 t.done(); 37 38 }); 39 </script>