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1 <!-- | |
2 Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
3 Use of this source code is governed by a BSD-style license that can be | |
4 found in the LICENSE file. | |
5 --> | |
6 <!DOCTYPE html> | |
7 <html> | |
8 <head> | |
9 <meta charset="utf-8"> | |
10 <title>GLSL length function test</title> | |
11 <link rel="stylesheet" href="../../../resources/js-test-style.css"/> | |
12 <link rel="stylesheet" href="../../resources/glsl-feature-tests.css"/> | |
13 <script src="../../../resources/js-test-pre.js"></script> | |
14 <script src="../../resources/webgl-test.js"> </script> | |
15 <script src="../../resources/webgl-test-utils.js"> </script> | |
16 <script src="../../resources/glsl-generator.js"> </script> | |
17 </head> | |
18 <body> | |
19 <div id="description"></div> | |
20 <div id="console"></div> | |
21 <script> | |
22 | |
23 GLSLGenerator.runFeatureTest({ | |
24 feature: "length", | |
25 args: "$(type) value", | |
26 baseArgs: "value$(field)", | |
27 testFunc: "$(func)($(type))", | |
28 emuFuncs: [ | |
29 { type: "float", | |
30 code: [ | |
31 "float $(func)_emu($(args)) {", | |
32 " return abs($(baseArgs));", | |
33 "}"].join("\n") | |
34 }, | |
35 { type: "vec2", | |
36 code: [ | |
37 "float $(func)_emu($(args)) {", | |
38 " return sqrt(", | |
39 " $(baseArgsX) * $(baseArgsX) + ", | |
40 " $(baseArgsY) * $(baseArgsY));", | |
41 "}"].join("\n") | |
42 }, | |
43 { type: "vec3", | |
44 code: [ | |
45 "float $(func)_emu($(args)) {", | |
46 " return sqrt(", | |
47 " $(baseArgsX) * $(baseArgsX) + ", | |
48 " $(baseArgsY) * $(baseArgsY) + ", | |
49 " $(baseArgsZ) * $(baseArgsZ));", | |
50 "}"].join("\n") | |
51 }, | |
52 { type: "vec4", | |
53 code: [ | |
54 "float $(func)_emu($(args)) {", | |
55 " return sqrt(", | |
56 " $(baseArgsX) * $(baseArgsX) + ", | |
57 " $(baseArgsY) * $(baseArgsY) + ", | |
58 " $(baseArgsZ) * $(baseArgsZ) + ", | |
59 " $(baseArgsW) * $(baseArgsW));", | |
60 "}"].join("\n") | |
61 } | |
62 ], | |
63 gridRes: 8, | |
64 tests: [ | |
65 ["$(output) = vec4(", | |
66 " $(func)($(input).x * 8.0 - 4.0) / 4.0,", | |
67 " $(func)($(input).y * 8.0 - 4.0) / 4.0,", | |
68 " 0,", | |
69 " 1);"].join("\n"), | |
70 ["$(output) = vec4(", | |
71 " $(func)($(input).xy * 8.0 - 4.0) / 4.0,", | |
72 " 0, 0, 1);"].join("\n"), | |
73 ["$(output) = vec4(", | |
74 " $(func)($(input).xyz * 8.0 - 4.0) / 4.0,", | |
75 " 0, 0, 1);"].join("\n"), | |
76 ["$(output) = vec4(", | |
77 " $(func)($(input) * 8.0 - 4.0) / 4.0, 0, 0, 1);", | |
78 ].join("\n") | |
79 ] | |
80 }); | |
81 successfullyParsed = true; | |
82 </script> | |
83 </body> | |
84 </html> | |
85 | |
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