1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
// 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();
|
