glsl-function-distance.html (2239B)
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 distance 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 24 GLSLGenerator.runFeatureTest({ 25 feature: "distance", 26 args: "$(type) p1, $(type) p2", 27 baseArgs: "value$(field)", 28 testFunc: "$(func)($(type),$(type))", 29 emuFuncs: [ 30 { type: "float", 31 code: [ 32 "float $(func)_emu($(args)) {", 33 " return abs(p1 - p2);", 34 "}"].join("\n") 35 }, 36 { type: "vec2", 37 code: [ 38 "float $(func)_emu($(args)) {", 39 " return length(p1 - p2);", 40 "}"].join("\n") 41 }, 42 { type: "vec3", 43 code: [ 44 "float $(func)_emu($(args)) {", 45 " return length(p1 - p2);", 46 "}"].join("\n") 47 }, 48 { type: "vec4", 49 code: [ 50 "float $(func)_emu($(args)) {", 51 " return length(p1 - p2);", 52 "}"].join("\n") 53 } 54 ], 55 gridRes: 8, 56 tests: [ 57 ["$(output) = vec4(", 58 " $(func)(", 59 " $(input).x * 8.0 - 4.0,", 60 " $(input).y * 8.0 - 4.0) / 8.0,", 61 " 0,", 62 " 0,", 63 " 1);"].join("\n"), 64 ["$(output) = vec4(", 65 " 0,", 66 " $(func)(", 67 " $(input).xy * 8.0 - 4.0,", 68 " $(input).wz * 8.0 - 4.0) / 8.0,", 69 " 0, 1);"].join("\n"), 70 ["$(output) = vec4(", 71 " 0, 0,", 72 " $(func)(", 73 " $(input).xyz * 8.0 - 4.0,", 74 " $(input).yzw * 8.0 - 4.0) / 8.0,", 75 " 1);"].join("\n"), 76 ["$(output) = vec4(", 77 " $(func)(", 78 " vec4($(input).xyz, 0) * 8.0 - 4.0,", 79 " vec4(0, $(input).wzy) * 8.0 - 4.0) / 8.0,", 80 " 0, 0, 1);", 81 ].join("\n") 82 ] 83 }); 84 var successfullyParsed = true; 85 </script> 86 </body> 87 </html>