glsl-function-fract.html (1412B)
1 <!-- 2 Copyright (c) 2019 The Khronos Group Inc. 3 Use of this source code is governed by an MIT-style license that can be 4 found in the LICENSE.txt file. 5 --> 6 7 <!DOCTYPE html> 8 <html> 9 <head> 10 <meta charset="utf-8"> 11 <title>GLSL fract function test</title> 12 <link rel="stylesheet" href="../../../resources/js-test-style.css"/> 13 <link rel="stylesheet" href="../../../resources/glsl-feature-tests.css"/> 14 <script src="../../../js/js-test-pre.js"></script> 15 <script src="../../../js/webgl-test-utils.js"> </script> 16 <script src="../../../js/glsl-generator.js"> </script> 17 </head> 18 <body> 19 <div id="description"></div> 20 <div id="console"></div> 21 <script> 22 "use strict"; 23 GLSLGenerator.runFeatureTest({ 24 feature: "fract", 25 testFunc: "$(func)($(arg0))", 26 emuFunc: ["float $(func)_base(float value) {", 27 " return value - floor(value);", 28 "}"].join("\n"), 29 gridRes: 8, 30 tests: [ 31 ["$(output) = vec4(", 32 " $(func)($(input).x * 4.0 - 2.0),", 33 " $(func)($(input).y * 4.0 - 2.0),", 34 " 0,", 35 " 1);"].join("\n"), 36 ["$(output) = vec4(", 37 " $(func)($(input).xy * 4.0 - vec2(2, 2)),", 38 " 0, 1);"].join("\n"), 39 ["$(output) = vec4(", 40 " $(func)($(input).xyz * 4.0 - vec3(2, 2, 2)),", 41 " 1);"].join("\n"), 42 ["$(output) = ", 43 " $(func)($(input) * 4.0 - vec4(2, 2, 2, 2));"].join("\n") 44 ] 45 }); 46 var successfullyParsed = true; 47 </script> 48 </body> 49 </html>