| // DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. |
| // OffscreenCanvas test in a worker:2d.line.miter.obtuse |
| // Description:Miter joins are drawn correctly with obtuse angles |
| // Note: |
| |
| importScripts("/resources/testharness.js"); |
| importScripts("/html/canvas/resources/canvas-tests.js"); |
| |
| var t = async_test("Miter joins are drawn correctly with obtuse angles"); |
| 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'); |
| |
| ctx.fillStyle = '#f00'; |
| ctx.fillRect(0, 0, 100, 50); |
| |
| ctx.lineWidth = 1600; |
| ctx.lineJoin = 'miter'; |
| |
| ctx.strokeStyle = '#0f0'; |
| ctx.miterLimit = 1.083; |
| ctx.beginPath(); |
| ctx.moveTo(800, 10000); |
| ctx.lineTo(800, 300); |
| ctx.lineTo(10000, -8900); |
| ctx.stroke(); |
| |
| ctx.strokeStyle = '#f00'; |
| ctx.miterLimit = 1.082; |
| ctx.beginPath(); |
| ctx.moveTo(800, 10000); |
| ctx.lineTo(800, 300); |
| ctx.lineTo(10000, -8900); |
| ctx.stroke(); |
| |
| _assertPixel(canvas, 1,1, 0,255,0,255); |
| _assertPixel(canvas, 48,1, 0,255,0,255); |
| _assertPixel(canvas, 48,48, 0,255,0,255); |
| _assertPixel(canvas, 1,48, 0,255,0,255); |
| t.done(); |
| }); |
| done(); |