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Unified Diff: third_party/webgl/sdk/tests/conformance/glsl/misc/uniform-location-length-limits.html

Issue 9373009: Check in webgl conformance tests r16844 from khronos. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/
Patch Set: Created 8 years, 10 months ago
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Index: third_party/webgl/sdk/tests/conformance/glsl/misc/uniform-location-length-limits.html
===================================================================
--- third_party/webgl/sdk/tests/conformance/glsl/misc/uniform-location-length-limits.html (revision 0)
+++ third_party/webgl/sdk/tests/conformance/glsl/misc/uniform-location-length-limits.html (revision 0)
@@ -0,0 +1,84 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>WebGL uniform location length tests</title>
+<link rel="stylesheet" href="../../../resources/js-test-style.css"/>
+<script src="../../../resources/js-test-pre.js"></script>
+<script src="../../resources/webgl-test.js"> </script>
+<script src="../../resources/webgl-test-utils.js"> </script>
+</head>
+<body>
+<canvas id="example" width="50" height="50">
+There is supposed to be an example drawing here, but it's not important.
+</canvas>
+<div id="description">Verify limits on the lengths of uniform locations per WebGL spec, "Maximum Uniform and Attribute Location Lengths".</div>
+<div id="console"></div>
+<script id="goodVertexShader" type="x-shader/x-vertex">
+// A vertex shader where the needed uniform location is exactly 256 characters.
+struct Nesting2 {
+ vec4 identifier62CharactersLong_01234567890123456789012345678901234;
+};
+
+struct Nesting1 {
+ Nesting2 identifier64CharactersLong_0123456789012345678901234567890123456;
+};
+
+uniform Nesting1 identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789;
+
+void main() {
+ gl_Position = identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.identifier64CharactersLong_0123456789012345678901234567890123456.identifier62CharactersLong_01234567890123456789012345678901234;
+}
+</script>
+<script id="badVertexShader" type="x-shader/x-vertex">
+// A vertex shader where the needed uniform location is 257 characters.
+struct Nesting2 {
+ vec4 identifier63CharactersLong_012345678901234567890123456789012345;
+};
+
+struct Nesting1 {
+ Nesting2 identifier64CharactersLong_0123456789012345678901234567890123456;
+};
+
+uniform Nesting1 identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789;
+
+void main() {
+ Nesting2 temp = identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.identifier64CharactersLong_0123456789012345678901234567890123456;
+ gl_Position = temp.identifier63CharactersLong_012345678901234567890123456789012345;
+}
+</script>
+<script id="fragmentShader" type="x-shader/x-fragment">
+precision mediump float;
+
+void main() {
+ gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
+}
+</script>
+<script>
+if (window.initNonKhronosFramework) {
+ window.initNonKhronosFramework(false);
+}
+
+var wtu = WebGLTestUtils;
+var gl = wtu.create3DContext(document.getElementById("example"));
+
+debug("Test uniform location underneath the length limit");
+var program = wtu.loadProgramFromScript(gl, "goodVertexShader", "fragmentShader");
+shouldBe('gl.getProgramParameter(program, gl.LINK_STATUS)', 'true');
+var uniformLoc = gl.getUniformLocation(program, "identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.identifier64CharactersLong_0123456789012345678901234567890123456.identifier62CharactersLong_01234567890123456789012345678901234");
+shouldBeNonNull('uniformLoc');
+wtu.glErrorShouldBe(gl, gl.NONE);
+
+debug("Test uniform location over the length limit");
+program = wtu.loadProgramFromScript(gl, "badVertexShader", "fragmentShader");
+wtu.glErrorShouldBe(gl, gl.NONE);
+shouldBe('gl.getProgramParameter(program, gl.LINK_STATUS)', 'true');
+var uniformLoc = gl.getUniformLocation(program, "identifier128CharactersLong_0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.identifier64CharactersLong_0123456789012345678901234567890123456.identifier63CharactersLong_012345678901234567890123456789012345");
+wtu.glErrorShouldBe(gl, gl.INVALID_VALUE);
+shouldBeNull('uniformLoc');
+
+successfullyParsed = true;
+</script>
+<script src="../../../resources/js-test-post.js"></script>
+</body>
+</html>
Property changes on: third_party/webgl/sdk/tests/conformance/glsl/misc/uniform-location-length-limits.html
___________________________________________________________________
Added: svn:eol-style
+ LF
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