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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-atan.html')
-rw-r--r-- | dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-atan.html | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-atan.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-atan.html new file mode 100644 index 0000000000..20d1366f70 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-atan.html @@ -0,0 +1,95 @@ +<!-- +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +--> + +<!DOCTYPE html> +<html> +<head> +<meta charset="utf-8"> +<title>GLSL atan function test</title> +<link rel="stylesheet" href="../../../resources/js-test-style.css"/> +<link rel="stylesheet" href="../../../resources/glsl-feature-tests.css"/> +<script src="../../../js/js-test-pre.js"></script> +<script src="../../../js/webgl-test-utils.js"> </script> +<script src="../../../js/glsl-generator.js"> </script> +</head> +<body> +<div id="description"></div> +<div id="console"></div> +<script> +"use strict"; + +var piConstants = [ + "const float kPI = 3.14159265358979323846;", + "const float kHalfPI = (kPI * 0.5);", + "const float k2PI = (kPI * 2.0);" +].join("\n"); + +var kPI = Math.PI; +var kHalfPI = Math.PI * 0.5; +var k2PI = Math.PI * 2.0; +var atan = Math.atan; // shorthand + +GLSLGenerator.runReferenceImageTest({ + feature: "atan", + args: "$(type) value", + testFunc: "$(func)($(type))", + gridRes: 8, + tolerance: 4, + extra: piConstants, + tests: [ + { + source: ["$(output) = vec4(", + " $(func)($(input).x * 8.0 - 4.0) / k2PI + 0.5,", + " 0.5,", + " 0,", + " 1);"].join("\n"), + generator: function(x, y, z, w) { + return [ atan(x * 8.0 - 4.0) / k2PI + 0.5, + 0.5, + 0, + 1 ]; + }, + }, + { + source: ["$(output) = vec4(", + " $(func)($(input).xy * 8.0 - vec2(4, 4)) / k2PI + vec2(0.5, 0.5),", + " 0, 1);"].join("\n"), + generator: function(x, y, z, w) { + return [ atan(x * 8.0 - 4) / k2PI + 0.5, + atan(y * 8.0 - 4) / k2PI + 0.5, + 0, + 1 ]; + }, + }, + { + source: ["$(output) = vec4(", + " $(func)($(input).xyz * 8.0 - vec3(4, 4, 4)) / k2PI + vec3(0.5, 0.5, 0.5),", + " 1);"].join("\n"), + generator: function(x, y, z, w) { + return [ atan(x * 8.0 - 4) / k2PI + 0.5, + atan(y * 8.0 - 4) / k2PI + 0.5, + atan(z * 8.0 - 4) / k2PI + 0.5, + 1 ]; + }, + }, + { + source: ["$(output) = ", + " $(func)($(input) * 8.0 - vec4(4, 4, 4, 4)) / k2PI + vec4(0.5, 0.5, 0.5, 0.5);", + ].join("\n"), + generator: function(x, y, z, w) { + return [ atan(x * 8.0 - 4) / k2PI + 0.5, + atan(y * 8.0 - 4) / k2PI + 0.5, + atan(z * 8.0 - 4) / k2PI + 0.5, + atan(w * 8.0 - 4) / k2PI + 0.5 ]; + }, + }, + ] +}); +var successfullyParsed = true; +</script> +</body> +</html> + |