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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 smoothstep-gentype 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 | |
24 GLSLGenerator.runFeatureTest({ | |
25 feature: "smoothstep", | |
26 args: "float edge0, float edge1, $(type) value", | |
27 baseArgs: "edge0, edge1, value$(field)", | |
28 testFunc: "$(func)(float, float, $(type))", | |
29 emuFunc: ["float $(func)_base(float edge0, float edge1, float value) {", | |
30 " float t = clamp((value - edge0) / (edge1 - edge0), 0.0, 1.0);", | |
31 " return t * t * (3.0 - 2.0 * t);", | |
32 "}"].join("\n"), | |
33 gridRes: 8, | |
34 tests: [ | |
35 ["$(output) = vec4(", | |
36 " $(func)(0.3, 0.7, $(input).x),", | |
37 " $(func)(0.2, 0.8, $(input).y),", | |
38 " 0,", | |
39 " 1);"].join("\n"), | |
40 ["$(output) = vec4(", | |
41 " $(func)(0.4, 0.8, $(input).xy),", | |
42 " 0, 1);"].join("\n"), | |
43 ["$(output) = vec4(", | |
44 " $(func)(0.3, 0.7, $(input).xyz),", | |
45 " 1);"].join("\n"), | |
46 ["$(output) = ", | |
47 " $(func)(0.3, 0.9, $(input));"].join("\n") | |
48 ] | |
49 }); | |
50 successfullyParsed = true; | |
51 </script> | |
52 </body> | |
53 </html> | |
54 | |
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