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Unified Diff: conformance/more/functions/copyTexImage2D.html

Issue 41503006: Add ToT WebGL conformance tests : part 8 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/webgl/sdk/tests/
Patch Set: Created 7 years, 2 months ago
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Index: conformance/more/functions/copyTexImage2D.html
===================================================================
--- conformance/more/functions/copyTexImage2D.html (revision 0)
+++ conformance/more/functions/copyTexImage2D.html (working copy)
@@ -0,0 +1,130 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<!--
+
+/*
+** Copyright (c) 2012 The Khronos Group Inc.
+**
+** Permission is hereby granted, free of charge, to any person obtaining a
+** copy of this software and/or associated documentation files (the
+** "Materials"), to deal in the Materials without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Materials, and to
+** permit persons to whom the Materials are furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be included
+** in all copies or substantial portions of the Materials.
+**
+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+*/
+
+-->
+<link rel="stylesheet" type="text/css" href="../unit.css" />
+<script type="application/x-javascript" src="../unit.js"></script>
+<script type="application/x-javascript" src="../util.js"></script>
+<script type="application/x-javascript">
+
+Tests.startUnit = function () {
+ var canvas = document.getElementById('gl');
+ var gl = wrapGLContext(getGLContext(canvas));
+ return [gl];
+}
+
+Tests.setup = function(gl) {
+ var tex = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_2D, tex);
+ var texCubeMap = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_CUBE_MAP, texCubeMap);
+ return [gl]
+}
+
+Tests.teardown = function(gl,tex, texCubeMap) {
+ gl.bindTexture(gl.TEXTURE_2D, null);
+ gl.bindTexture(gl.TEXTURE_CUBE_MAP, null);
+ gl.deleteTexture(tex);
+ gl.deleteTexture(texCubeMap);
+}
+
+Tests.testTexImage2D = function(gl) {
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0,1,1,0);
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0,2,1,0);
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0,1,2,0);
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0,16,16,0);
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 15,15,1,1,0);
+ var valid_targets = [
+ gl.TEXTURE_2D,
+ gl.TEXTURE_CUBE_MAP_POSITIVE_X,
+ gl.TEXTURE_CUBE_MAP_NEGATIVE_X,
+ gl.TEXTURE_CUBE_MAP_POSITIVE_Y,
+ gl.TEXTURE_CUBE_MAP_NEGATIVE_Y,
+ gl.TEXTURE_CUBE_MAP_POSITIVE_Z,
+ gl.TEXTURE_CUBE_MAP_NEGATIVE_Z
+ ];
+ valid_targets.forEach(function(t) {
+ assertOk(function(){gl.copyTexImage2D(t, 0, gl.RGBA, 0,0,1,1,0);});
+ });
+}
+Tests.testRoundtrip = function(gl) {
+ var sh = new Filter(gl, 'identity-flip-vert', 'identity-frag');
+ gl.clearColor(1.0, 0.0, 0.0, 1.0);
+ gl.clear(gl.COLOR_BUFFER_BIT);
+ var buf = new Uint8Array(4);
+ gl.readPixels(0,0,1,1,gl.RGBA, gl.UNSIGNED_BYTE, buf);
+ assertEquals([255,0,0,255], [buf[0], buf[1], buf[2], buf[3]]);
+ // red texture
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 0,0,16,16,0);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
+ gl.clearColor(0.0, 0.0, 1.0, 1.0);
+ gl.clear(gl.COLOR_BUFFER_BIT);
+ // blue framebuffer
+ gl.readPixels(0,0,1,1,gl.RGBA, gl.UNSIGNED_BYTE, buf);
+ assertEquals([0,0,255,255], [buf[0], buf[1], buf[2], buf[3]]);
+ sh.apply(); // paint it with texture
+ gl.readPixels(0,0,1,1,gl.RGBA, gl.UNSIGNED_BYTE, buf);
+ assertEquals([255,0,0,255], [buf[0], buf[1], buf[2], buf[3]]);
+ sh.destroy();
+}
+
+Tests.endUnit = function(gl) {
+}
+
+</script>
+<script id="identity-flip-vert" type="x-shader/x-vertex">
+attribute vec3 Vertex;
+attribute vec2 Tex;
+
+varying vec4 texCoord0;
+void main()
+{
+ texCoord0 = vec4(Tex.s, 1.0-Tex.t, 0.0, 0.0);
+ gl_Position = vec4(Vertex, 1.0);
+}
+</script>
+<script id="identity-frag" type="x-shader/x-fragment">
+precision mediump float;
+
+uniform sampler2D Texture;
+
+varying vec4 texCoord0;
+void main()
+{
+ vec4 c = texture2D(Texture, texCoord0.st);
+ gl_FragColor = c;
+}
+</script>
+<style>canvas{ position:absolute; }</style>
+</head><body>
+<canvas id="gl" width="16" height="16"></canvas>
+</body></html>
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