1 files changed, 56 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-clamp-float.html b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-clamp-float.html
new file mode 100644
index 0000000000..bb74a30961
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/conformance/glsl/functions/glsl-function-clamp-float.html
@@ -0,0 +1,56 @@
+<!--
+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 clamp-gentype 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";
+GLSLGenerator.runFeatureTest({
+  feature: "clamp",
+  args: "$(type) value, float minValue, float maxValue",
+  baseArgs: "value$(field), minValue, maxValue",
+  testFunc: "$(func)($(type), float, float)",
+  emuFunc: ["float $(func)_base(float value, float minValue, float maxValue) {",
+            "  return min(max(value, minValue), maxValue);",
+            "}"].join("\n"),
+  gridRes: 8,
+  tests: [
+    ["$(output) = vec4(",
+     "    $(func)($(input).x * 6.0 - 3.0, -1.5, 1.5) / 3.0 + 0.5,",
+     "    $(func)($(input).y * 10.0 - 5.0, -2.5, 2.5) / 5.0 + 0.5,",
+     "    0,",
+     "    1);"].join("\n"),
+    ["$(output) = vec4(",
+     "    $(func)($(input).xy * vec2(6, 10) - vec2(3, 5), -1.5, 2.0) / ",
+     "       vec2(3.0, 5.0) + vec2(0.5, 0.5),",
+     "    0, 1);"].join("\n"),
+    ["$(output) = vec4(",
+     "    $(func)($(input).xyz * vec3(6, 10, 8) - vec3(3, 5, 4), -1.5, 2.0) / ",
+     "       vec3(3, 5, 4) + vec3(0.5, 0.5, 0.5),",
+     "    1);"].join("\n"),
+    ["$(output) = ",
+     "    $(func)($(input) * vec4(6, 10, 8, 4) - vec4(3, 5, 4, 2),",
+     "       -1.5, 2.2) / vec4(3, 5, 4, 2) + ",
+     "       vec4(0.5, 0.5, 0.5, 0.5);"].join("\n")
+  ]
+});
+var successfullyParsed = true;
+</script>
+</body>
+</html>
+