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| 1 <!-- | |
| 2 Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 3 | |
| 4 Redistribution and use in source and binary forms, with or without | |
| 5 modification, are permitted provided that the following conditions are | |
| 6 met: | |
| 7 | |
| 8 * Redistributions of source code must retain the above copyright | |
| 9 notice, this list of conditions and the following disclaimer. | |
| 10 * Redistributions in binary form must reproduce the above | |
| 11 copyright notice, this list of conditions and the following disclaimer | |
| 12 in the documentation and/or other materials provided with the | |
| 13 distribution. | |
| 14 * Neither the name of Google Inc. nor the names of its | |
| 15 contributors may be used to endorse or promote products derived from | |
| 16 this software without specific prior written permission. | |
| 17 | |
| 18 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 --> | |
| 30 <!DOCTYPE html> | |
| 31 <html> | |
| 32 <head> | |
| 33 <meta charset="utf-8"> | |
| 34 <link rel="stylesheet" href="../resources/js-test-style.css"/> | |
| 35 <script src="../resources/js-test-pre.js"></script> | |
| 36 <script src="resources/webgl-test.js"></script> | |
| 37 <script src="resources/webgl-test-utils.js"></script> | |
| 38 <script> | |
| 39 var wtu = WebGLTestUtils; | |
| 40 var gl = null; | |
| 41 var textureLoc = null; | |
| 42 var successfullyParsed = false; | |
| 43 | |
| 44 function init() | |
| 45 { | |
| 46 if (window.initNonKhronosFramework) { | |
| 47 window.initNonKhronosFramework(true); | |
| 48 } | |
| 49 | |
| 50 description('Tests there is no garbage in transparent regions of images uplo
aded as textures'); | |
| 51 | |
| 52 wtu = WebGLTestUtils; | |
| 53 var canvas = document.getElementById("example"); | |
| 54 gl = wtu.create3DContext(canvas); | |
| 55 var program = wtu.setupTexturedQuad(gl); | |
| 56 gl.clearColor(0.5,0.5,0.5,1); | |
| 57 gl.clearDepth(1); | |
| 58 | |
| 59 textureLoc = gl.getUniformLocation(program, "tex"); | |
| 60 | |
| 61 // The input texture has 8 characters; take the leftmost one | |
| 62 var coeff = 1.0 / 8.0; | |
| 63 var texCoords = new Float32Array([ | |
| 64 coeff, 1.0, | |
| 65 0.0, 1.0, | |
| 66 0.0, 0.0, | |
| 67 coeff, 1.0, | |
| 68 0.0, 0.0, | |
| 69 coeff, 0.0]); | |
| 70 | |
| 71 var vbo = gl.createBuffer(); | |
| 72 gl.bindBuffer(gl.ARRAY_BUFFER, vbo); | |
| 73 gl.bufferData(gl.ARRAY_BUFFER, texCoords, gl.STATIC_DRAW); | |
| 74 gl.enableVertexAttribArray(1); | |
| 75 gl.vertexAttribPointer(1, 2, gl.FLOAT, false, 0, 0); | |
| 76 | |
| 77 texture = wtu.loadTexture(gl, "resources/bug-32888-texture.png", runTest); | |
| 78 } | |
| 79 | |
| 80 // These two declarations need to be global for "shouldBe" to see them | |
| 81 var buf = null; | |
| 82 var idx = 0; | |
| 83 | |
| 84 function runTest() | |
| 85 { | |
| 86 gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); | |
| 87 gl.enable(gl.BLEND); | |
| 88 gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA); | |
| 89 // Bind the texture to texture unit 0 | |
| 90 gl.bindTexture(gl.TEXTURE_2D, texture); | |
| 91 // Point the uniform sampler to texture unit 0 | |
| 92 gl.uniform1i(textureLoc, 0); | |
| 93 // Draw the triangles | |
| 94 wtu.drawQuad(gl, [0, 0, 0, 255]); | |
| 95 | |
| 96 // Spot check a couple of 2x2 regions in the upper and lower left | |
| 97 // corners; they should be the rgb values in the texture. | |
| 98 color = [0, 0, 0]; | |
| 99 debug("Checking lower left corner"); | |
| 100 wtu.checkCanvasRect(gl, 1, gl.canvas.height - 3, 2, 2, color, | |
| 101 "shouldBe " + color); | |
| 102 debug("Checking upper left corner"); | |
| 103 wtu.checkCanvasRect(gl, 1, 1, 2, 2, color, | |
| 104 "shouldBe " + color); | |
| 105 | |
| 106 finishTest(); | |
| 107 } | |
| 108 </script> | |
| 109 </head> | |
| 110 <body onload="init()"> | |
| 111 <canvas id="example" width="32px" height="32px"></canvas> | |
| 112 <div id="description"></div> | |
| 113 <div id="console"></div> | |
| 114 </body> | |
| 115 </html> | |
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Chromium Code Reviews
Issue 8344024:
Remove older revision of webgl conformance tests. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/