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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
<!DOCTYPE HTML>
<html>
<head>
<meta charset='UTF-8'>
<script src='/tests/SimpleTest/SimpleTest.js'></script>
<link rel='stylesheet' href='/tests/SimpleTest/test.css'>
</head>
<body>
<script>
function RunWithPrefs(prefPairList, func) {
var prefEnv = {'set': prefPairList};
try {
SpecialPowers.pushPrefEnv(prefEnv, func);
} catch (e) {
console.log('Warning: Failed to set prefs: ' + JSON.stringify(prefPairList));
func();
}
}
////////////////////////////////////////
var ANGLE_IS_SINGLETON = true;
var expectD3DType;
try {
// code borrowed from browser/modules/test/browser_taskbar_preview.js
var version = SpecialPowers.Services.sysinfo.getProperty('version');
version = parseFloat(version);
// Version 6.0 is Vista, 6.1 is 7.
if (version <= 6.0)
expectD3DType = 'd3d9';
else
expectD3DType = 'd3d11';
} catch (e) {
expectD3DType = 'd3d11';
}
function GetRenderer() {
var c = document.createElement('canvas');
var gl = c.getContext('experimental-webgl');
if (!gl)
return undefined;
var ext = gl.getExtension('WEBGL_debug_renderer_info');
if (!ext)
throw new Error('Requires WEBGL_debug_renderer_info.');
var renderer = gl.getParameter(ext.UNMASKED_RENDERER_WEBGL);
return renderer;
}
function GetRendererType() {
var renderer = GetRenderer();
if (renderer === undefined)
return 'none';
if (renderer.includes('ANGLE')) {
if (renderer.includes('Microsoft Basic Render Driver')) // Also includes 'Direct3D11'.
return 'warp';
if (renderer.includes('Direct3D11'))
return 'd3d11';
if (renderer.includes('Direct3D9'))
return 'd3d9';
} else {
return 'gl';
}
throw new Error('Unrecognized renderer type for: ' + renderer);
}
function TestActualType(testName, expectedType) {
var actualType = GetRendererType();
ok(actualType == expectedType,
'[' + testName + '] Expected ' + expectedType + ', was ' + actualType);
}
////////////////////////////////////////
function TestDefault() {
var expectedType = 'gl';
var isWindows = (navigator.platform.indexOf('Win') == 0);
if (isWindows) {
expectedType = expectD3DType;
}
TestActualType('TestDefault', expectedType);
if (isWindows && !ANGLE_IS_SINGLETON) {
var prefPairList = [
['webgl.angle.force-warp', true],
];
RunWithPrefs(prefPairList, TestWARP);
return;
}
var prefPairList = [
['webgl.disabled', true],
];
RunWithPrefs(prefPairList, TestDisabled);
return;
}
function TestWARP() {
var expectedType = (expectD3DType == 'd3d11') ? 'warp' : 'none';
TestActualType('TestWARP', expectedType);
var prefPairList = [
['webgl.angle.force-warp', false],
['webgl.angle.force-d3d11', true],
];
RunWithPrefs(prefPairList, TestD3D11);
}
function TestD3D11() {
var expectedType = (expectD3DType == 'd3d11') ? 'd3d11' : 'none';
TestActualType('TestD3D11', expectedType);
var prefPairList = [
['webgl.angle.force-d3d11', false],
['webgl.angle.try-d3d11', false],
];
RunWithPrefs(prefPairList, TestD3D9);
}
function TestD3D9() {
TestActualType('TestD3D9', 'd3d9');
var prefPairList = [
['webgl.angle.try-d3d11', true],
['webgl.disable-angle', true],
];
RunWithPrefs(prefPairList, TestWinGL);
}
function TestWinGL() {
TestActualType('TestWinGL', 'gl');
var prefPairList = [
['webgl.disabled', true],
];
RunWithPrefs(prefPairList, TestDisabled);
}
function TestDisabled() {
TestActualType('TestDisabled', 'none');
SimpleTest.finish();
}
////////////////////////////////////////
SimpleTest.waitForExplicitFinish();
var prefPairList = [
['webgl.force-enabled', true],
['webgl.enable-debug-renderer-info', true],
];
RunWithPrefs(prefPairList, TestDefault);
</script>
</body>
</html>
|
