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ext-texture-filter-anisotropic.patch
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ext-texture-filter-anisotropic.patch
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# HG changeset patch
# Parent b21ff47f08bc84b2f4b76348421f9144661da44f
diff --git a/content/canvas/test/webgl/conformance/extensions/00_test_list.txt b/content/canvas/test/webgl/conformance/extensions/00_test_list.txt
--- a/content/canvas/test/webgl/conformance/extensions/00_test_list.txt
+++ b/content/canvas/test/webgl/conformance/extensions/00_test_list.txt
@@ -1,7 +1,8 @@
oes-standard-derivatives.html
+ext-texture-filter-anisotropic.html
oes-texture-float.html
oes-vertex-array-object.html
webgl-debug-renderer-info.html
webgl-debug-shaders.html
--min-version 1.0.2 webgl-compressed-texture-s3tc.html
diff --git a/content/canvas/test/webgl/conformance/extensions/ext-texture-filter-anisotropic.html b/content/canvas/test/webgl/conformance/extensions/ext-texture-filter-anisotropic.html
new file mode 100644
--- /dev/null
+++ b/content/canvas/test/webgl/conformance/extensions/ext-texture-filter-anisotropic.html
@@ -0,0 +1,177 @@
+<!--
+Copyright (c) 2012 Florian Boesch <pyalot@gmail.com>. All rights reserved.
+Use of this source code is governed by a BSD-style license that can be
+found in the LICENSE file.
+ -->
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<title>WebGL EXT_texture_filter_anisotropic Conformance Tests</title>
+<link rel="stylesheet" href="../../resources/js-test-style.css"/>
+<script src="../../resources/desktop-gl-constants.js" type="text/javascript"></script>
+<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>
+<div id="description"></div>
+<canvas id="canvas" style="width: 50px; height: 50px;"> </canvas>
+<div id="console"></div>
+
+<script>
+description("This test verifies the functionality of the EXT_texture_filter_anisotropic extension, if it is available.");
+
+debug("");
+
+var wtu = WebGLTestUtils;
+var canvas = document.getElementById("canvas");
+var gl = create3DContext(canvas);
+var ext = null;
+
+var getExtension = function(){
+ ext = gl.getExtension("MOZ_EXT_texture_filter_anisotropic");
+ if(ext) return;
+
+ ext = gl.getExtension("WEBKIT_EXT_texture_filter_anisotropic");
+ if(ext) return;
+
+ ext = gl.getExtension("EXT_texture_filter_anisotropic");
+ if(ext) return;
+}
+
+var listsExtension = function(){
+ var supported = gl.getSupportedExtensions();
+ if(supported.indexOf("MOZ_EXT_texture_filter_anisotropic") >= 0) return true;
+ if(supported.indexOf("WEBKIT_EXT_texture_filter_anisotropic") >= 0) return true;
+ if(supported.indexOf("EXT_texture_filter_anisotropic") >= 0) return true;
+
+ return false;
+}
+
+if (!gl) {
+ testFailed("WebGL context does not exist");
+} else {
+ testPassed("WebGL context exists");
+
+ // Run tests with extension disabled
+ runHintTestDisabled();
+
+ // Query the extension and store globally so shouldBe can access it
+ getExtension();
+
+ if (!ext) {
+ testPassed("No EXT_texture_filter_anisotropic support -- this is legal");
+
+ runSupportedTest(false);
+ } else {
+ testPassed("Successfully enabled EXT_texture_filter_anisotropic extension");
+
+ runSupportedTest(true);
+ runHintTestEnabled();
+ }
+}
+
+function runSupportedTest(extensionEnabled) {
+ if (listsExtension()) {
+ if (extensionEnabled) {
+ testPassed("EXT_texture_filter_anisotropic listed as supported and getExtension succeeded");
+ } else {
+ testFailed("EXT_texture_filter_anisotropic listed as supported but getExtension failed");
+ }
+ } else {
+ if (extensionEnabled) {
+ testFailed("EXT_texture_filter_anisotropic not listed as supported but getExtension succeeded");
+ } else {
+ testPassed("EXT_texture_filter_anisotropic not listed as supported and getExtension failed -- this is legal");
+ }
+ }
+}
+
+function runHintTestDisabled() {
+ debug("Testing MAX_TEXTURE_MAX_ANISOTROPY_EXT with extension disabled");
+
+ var MAX_TEXTURE_MAX_ANISOTROPY_EXT = 0x84FF;
+ gl.getParameter(MAX_TEXTURE_MAX_ANISOTROPY_EXT);
+ glErrorShouldBe(gl, gl.INVALID_ENUM, "MAX_TEXTURE_MAX_ANISOTROPY_EXT should not be queryable if extension is disabled");
+
+ debug("Testing TEXTURE_MAX_ANISOTROPY_EXT with extension disabled");
+ var TEXTURE_MAX_ANISOTROPY_EXT = 0x84FE;
+ var texture = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+
+ gl.getTexParameter(gl.TEXTURE_2D, TEXTURE_MAX_ANISOTROPY_EXT);
+ glErrorShouldBe(gl, gl.INVALID_ENUM, "TEXTURE_MAX_ANISOTROPY_EXT should not be queryable if extension is disabled");
+
+ gl.texParameterf(gl.TEXTURE_2D, TEXTURE_MAX_ANISOTROPY_EXT, 1);
+ glErrorShouldBe(gl, gl.INVALID_ENUM, "TEXTURE_MAX_ANISOTROPY_EXT should not be settable if extension is disabled");
+
+ gl.texParameteri(gl.TEXTURE_2D, TEXTURE_MAX_ANISOTROPY_EXT, 1);
+ glErrorShouldBe(gl, gl.INVALID_ENUM, "TEXTURE_MAX_ANISOTROPY_EXT should not be settable if extension is disabled");
+
+ gl.deleteTexture(texture);
+}
+
+function runHintTestEnabled() {
+ debug("Testing MAX_TEXTURE_MAX_ANISOTROPY_EXT with extension enabled");
+
+ shouldBe("ext.MAX_TEXTURE_MAX_ANISOTROPY_EXT", "0x84FF");
+
+ var max_anisotropy = gl.getParameter(ext.MAX_TEXTURE_MAX_ANISOTROPY_EXT);
+ glErrorShouldBe(gl, gl.NO_ERROR, "MAX_TEXTURE_MAX_ANISOTROPY_EXT query should succeed if extension is enabled");
+
+ if(max_anisotropy >= 2){
+ testPassed("Minimum value of MAX_TEXTURE_MAX_ANISOTROPY_EXT is 2.0");
+ }
+ else{
+ testFailed("Minimum value of MAX_TEXTURE_MAX_ANISOTROPY_EXT is 2.0, returned values was: " + max_anisotropy);
+ }
+
+ // TODO make a texture and verify initial value == 1 and setting to less than 1 is invalid value
+
+ debug("Testing TEXTURE_MAX_ANISOTROPY_EXT with extension disabled");
+ shouldBe("ext.TEXTURE_MAX_ANISOTROPY_EXT", "0x84FE");
+
+ var texture = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+
+ var queried_value = gl.getTexParameter(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT);
+ glErrorShouldBe(gl, gl.NO_ERROR, "TEXTURE_MAX_ANISOTROPY_EXT query should succeed if extension is enabled");
+
+ if(queried_value == 1){
+ testPassed("Initial value of TEXTURE_MAX_ANISOTROPY_EXT is 1.0");
+ }
+ else{
+ testFailed("Initial value of TEXTURE_MAX_ANISOTROPY_EXT should be 1.0, returned value was: " + queried_value);
+ }
+
+ gl.texParameterf(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT, 0);
+ glErrorShouldBe(gl, gl.INVALID_VALUE, "texParameterf TEXTURE_MAX_ANISOTROPY_EXT set to < 1 should be an invalid value");
+
+ gl.texParameteri(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT, 0);
+ glErrorShouldBe(gl, gl.INVALID_VALUE, "texParameteri TEXTURE_MAX_ANISOTROPY_EXT set to < 1 should be an invalid value");
+
+ gl.texParameterf(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropy);
+ glErrorShouldBe(gl, gl.NO_ERROR, "texParameterf TEXTURE_MAX_ANISOTROPY_EXT set to >= 2 should should succeed");
+
+ gl.texParameteri(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT, max_anisotropy);
+ glErrorShouldBe(gl, gl.NO_ERROR, "texParameteri TEXTURE_MAX_ANISOTROPY_EXT set to >= 2 should should succeed");
+
+ var queried_value = gl.getTexParameter(gl.TEXTURE_2D, ext.TEXTURE_MAX_ANISOTROPY_EXT);
+ if(queried_value == max_anisotropy){
+ testPassed("Set value of TEXTURE_MAX_ANISOTROPY_EXT matches expecation");
+ }
+ else{
+ testFailed("Set value of TEXTURE_MAX_ANISOTROPY_EXT should be: " + max_anisotropy + " , returned value was: " + queried_value);
+ }
+
+ gl.deleteTexture(texture);
+}
+
+debug("");
+successfullyParsed = true;
+</script>
+<script>finishTest();</script>
+
+</body>
+</html>