glsl-mat3-construction.html (1680B)
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 mat3 construction 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 id="shader_emu" type="something-not-js"> 22 mat3 mat3_emu(vec3 v3_0, vec3 v3_1, vec3 v3_2) { 23 mat3 test; 24 test[0] = v3_0; 25 test[1] = v3_1; 26 test[2] = v3_2; 27 return test; 28 } 29 </script> 30 <script id="shader_test" type="something-not-js"> 31 vec3 v3 = vec3($(input).xyz); 32 mat3 m3 = $(conversion)(v3, v3, v3); 33 vec3 c; 34 if ($(input).y < 0.33) { 35 c = m3[0]; 36 } else if ($(input).y > 0.66) { 37 c = m3[1]; 38 } else { 39 c = m3[2]; 40 } 41 $(output) = vec4(c, 1); 42 </script> 43 <script> 44 "use strict"; 45 // See resources glsl-generator runBasicTest for how this works 46 var wtu = WebGLTestUtils; 47 GLSLGenerator.runBasicTest({ 48 gridRes: 8, 49 tests: [ 50 { 51 name: "vec3 to mat3", 52 reference: { 53 shader: wtu.getScript("shader_test"), 54 subs: { 55 emu: wtu.getScript("shader_emu"), 56 conversion: "mat3_emu" 57 } 58 }, 59 test: { 60 shader: wtu.getScript("shader_test"), 61 subs: { 62 conversion: "mat3" 63 }, 64 } 65 } 66 ] 67 }); 68 var successfullyParsed = true; 69 </script> 70 </body> 71 </html>