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Unified Diff: conformance/textures/copy-tex-image-and-sub-image-2d.html

Issue 8342021: Add webgl conformance tests r15841. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/
Patch Set: Created 9 years, 2 months ago
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Index: conformance/textures/copy-tex-image-and-sub-image-2d.html
===================================================================
--- conformance/textures/copy-tex-image-and-sub-image-2d.html (revision 0)
+++ conformance/textures/copy-tex-image-and-sub-image-2d.html (revision 0)
@@ -0,0 +1,136 @@
+<!--
+Copyright (c) 2011 The Chromium Authors. 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">
+<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>
+
+<script>
+var successfullyParsed = false;
+
+function init()
+{
+ if (window.initNonKhronosFramework) {
+ window.initNonKhronosFramework(true);
+ }
+
+ description('Verify copyTexImage2D and copyTexSubImage2D');
+
+ runTest();
+}
+
+var gl = null;
+var wtu = WebGLTestUtils;
+
+function runTestIteration(antialias)
+{
+ var canvas = document.getElementById(
+ antialias ? "antialiasOn" : "antialiasOff");
+ var attribs = antialias ? { antialias: false } : undefined;
+ gl = wtu.create3DContext(canvas, attribs);
+ var program = wtu.setupTexturedQuad(gl);
+ var textureLoc = gl.getUniformLocation(program, "tex");
+ glErrorShouldBe(gl, gl.NO_ERROR, "During Initialization");
+
+ gl.colorMask(1, 1, 1, 1);
+ gl.disable(gl.BLEND);
+ debug('Testing copyTexImage2D');
+
+ // Red canvas
+ gl.clearColor(1, 0, 0, 1);
+ gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
+
+ var texture = gl.createTexture();
+ // Bind the texture to texture unit 0
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+ // Set up texture
+ gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, 2, 2, 0, gl.RGBA, gl.UNSIGNED_BYTE, null);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
+ gl.uniform1i(textureLoc, 0);
+
+ var colors = [
+ [1, 0, 0, 1],
+ [0, 1, 0, 1],
+ [0, 0, 1, 1],
+ [0.5, 0.5, 0.5, 0.5],
+ ];
+ var count = 0;
+ for (var yy = -2; yy <= 2; ++yy) {
+ for (var xx = -2; xx <= 2; ++xx) {
+ for (var ii = 0; ii < 2; ++ii) {
+ var texColor = colors[count];
+ var clearColor = colors[(count + 1) % colors.length];
+ // clear to some color
+ gl.clearColor(texColor[0], texColor[1], texColor[2], texColor[3]);
+ gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
+
+ // copy that color to the texture.
+ switch (ii) {
+ case 0:
+ gl.copyTexImage2D(gl.TEXTURE_2D, 0, gl.RGBA, xx, yy, 2, 2, 0);
+ glErrorShouldBe(gl, gl.NO_ERROR,
+ "using copyTexImage2D: x =" + xx + ", y = " + yy);
+ break;
+ case 1:
+ gl.copyTexSubImage2D(gl.TEXTURE_2D, 0, 0, 0, xx, yy, 2, 2);
+ glErrorShouldBe(gl, gl.NO_ERROR,
+ "using copyTexSubImage2D: x =" + xx + ", y = " + yy);
+ break;
+ }
+
+ // clear to some other color.
+ gl.clearColor(clearColor[0], clearColor[1], clearColor[2], clearColor[3]);
+ gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
+
+ // Draw the triangles
+ wtu.drawQuad(gl);
+
+ // check the rendering results
+ for (var iy = 0; iy < 2; ++iy) {
+ for (var ix = 0; ix < 2; ++ix) {
+ var x = xx + ix;
+ var y = yy + iy;
+ var expectedColor = (x < 0 || y < 0 || x >= 2 || y >= 2) ?
+ [0,0,0,0] :
+ [Math.floor(255 * texColor[0]),
+ Math.floor(255 * texColor[1]),
+ Math.floor(255 * texColor[2]),
+ Math.floor(255 * texColor[3])];
+ wtu.checkCanvasRect(gl, ix, iy, 1, 1, expectedColor,
+ "" + ix + ", " + iy + " should render " + expectedColor + " (+/-1)", 1);
+ }
+ }
+ count = (count + 1) % colors.length;
+ }
+ }
+ }
+
+ debug("");
+}
+
+function runTest(antialias)
+{
+ debug("Testing with antialias on");
+ runTestIteration(true);
+ debug("Testing with antialias off");
+ runTestIteration(false);
+
+ finishTest();
+}
+</script>
+</head>
+<body onload="init()">
+<canvas id="antialiasOn" width="2px" height="2px"></canvas>
+<canvas id="antialiasOff" width="2px" height="2px"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+</body>
+</html>
Property changes on: conformance/textures/copy-tex-image-and-sub-image-2d.html
___________________________________________________________________
Added: svn:eol-style
+ LF
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