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| 1 <!-- | |
| 2 Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 3 Use of this source code is governed by a BSD-style license that can be | |
| 4 found in the LICENSE file. | |
| 5 --> | |
| 6 <!DOCTYPE html> | |
| 7 <html> | |
| 8 <head> | |
| 9 <meta charset="utf-8"> | |
| 10 <title>WebGL Texture Format Conformance Tests</title> | |
| 11 <link rel="stylesheet" href="../../resources/js-test-style.css"/> | |
| 12 <script src="../../resources/desktop-gl-constants.js" type="text/javascript"></s
cript> | |
| 13 <script src="../../debug/webgl-debug.js" type="text/javascript"></script> | |
| 14 <script src="../../resources/js-test-pre.js"></script> | |
| 15 <script src="../resources/webgl-test.js"></script> | |
| 16 <script src="../resources/webgl-test-utils.js"></script> | |
| 17 </head> | |
| 18 <body> | |
| 19 <div id="description"></div> | |
| 20 <div id="console"></div> | |
| 21 <canvas id="canvas2d" width="2" height="2" style="width: 50px; height: 50px; bor
der: 1px solid black;"></canvas> | |
| 22 <canvas id="canvas" width="2" height="2" style="width: 100px; height:100px; bord
er: 1px solid black;"> </canvas> | |
| 23 <script> | |
| 24 description("This test ensures WebGL implementations allow the OpenGL ES 2.0 tex
ture formats and do not allow DesktopGL texture formats."); | |
| 25 | |
| 26 debug(""); | |
| 27 debug("Canvas.getContext"); | |
| 28 | |
| 29 var wtu = WebGLTestUtils; | |
| 30 var gl = wtu.create3DContext(document.getElementById("canvas")); | |
| 31 if (!gl) { | |
| 32 testFailed("context does not exist"); | |
| 33 } else { | |
| 34 testPassed("context exists"); | |
| 35 if ("WebGLDebugUtils" in window) | |
| 36 WebGLDebugUtils.init(gl); | |
| 37 else | |
| 38 WebGLDebugUtils = false; | |
| 39 | |
| 40 debug(""); | |
| 41 debug("Checking texture formats."); | |
| 42 | |
| 43 function createTexture(internalFormat, format, opt_border) { | |
| 44 var border = (opt_border === undefined) ? 0 : opt_border; | |
| 45 var tex = gl.createTexture(); | |
| 46 gl.bindTexture(gl.TEXTURE_2D, tex); | |
| 47 gl.texImage2D(gl.TEXTURE_2D, | |
| 48 0, // level | |
| 49 internalFormat, // internalFormat | |
| 50 16, // width | |
| 51 16, // height | |
| 52 border, // border | |
| 53 format, // format | |
| 54 gl.UNSIGNED_BYTE, // type | |
| 55 null); // data | |
| 56 } | |
| 57 | |
| 58 function testValidFormat(internalFormat, formatName) { | |
| 59 createTexture(internalFormat, internalFormat); | |
| 60 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 61 "was able to create texture of " + formatName); | |
| 62 } | |
| 63 | |
| 64 function testInvalidFormat(internalFormat, formatName) { | |
| 65 createTexture(internalFormat, internalFormat); | |
| 66 var err = gl.getError(); | |
| 67 if (err == gl.NO_ERROR) { | |
| 68 testFailed("should NOT be able to create texture of type " + formatNam
e); | |
| 69 } else if (err == gl.INVALID_OPERATION) { | |
| 70 testFailed("should return gl.INVALID_ENUM for type " + formatName); | |
| 71 } else if (err == gl.INVALID_ENUM) { | |
| 72 testPassed("not able to create invalid format: " + formatName); | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 var invalidEnums = [ | |
| 77 '1', | |
| 78 '2', | |
| 79 '3', | |
| 80 '4', | |
| 81 'RGB4', | |
| 82 'RGB5', | |
| 83 'RGB8', | |
| 84 'RGB10', | |
| 85 'RGB12', | |
| 86 'RGB16', | |
| 87 'RGBA2', | |
| 88 'RGBA4', | |
| 89 'RGB5_A1', | |
| 90 'RGBA8', | |
| 91 'RGB10_A2', | |
| 92 'RGBA12', | |
| 93 'RGBA16', | |
| 94 'BGR', | |
| 95 'BGRA', | |
| 96 'ALPHA4_EXT', | |
| 97 'ALPHA8_EXT', | |
| 98 'ALPHA12_EXT', | |
| 99 'ALPHA16_EXT', | |
| 100 'COMPRESSED_ALPHA', | |
| 101 'COMPRESSED_LUMINANCE', | |
| 102 'COMPRESSED_LUMINANCE_ALPHA', | |
| 103 'COMPRESSED_INTENSITY', | |
| 104 'COMPRESSED_RGB', | |
| 105 'COMPRESSED_RGBA', | |
| 106 'DEPTH_COMPONENT16', | |
| 107 'DEPTH_COMPONENT24', | |
| 108 'DEPTH_COMPONENT32', | |
| 109 'LUMINANCE4_EXT', | |
| 110 'LUMINANCE8_EXT', | |
| 111 'LUMINANCE12_EXT', | |
| 112 'LUMINANCE16_EXT', | |
| 113 'LUMINANCE4_ALPHA4_EXT', | |
| 114 'LUMINANCE6_ALPHA2_EXT', | |
| 115 'LUMINANCE8_ALPHA8_EXT', | |
| 116 'LUMINANCE12_ALPHA4_EXT', | |
| 117 'LUMINANCE12_ALPHA12_EXT', | |
| 118 'LUMINANCE16_ALPHA16_EXT', | |
| 119 'INTENSITY_EXT', | |
| 120 'INTENSITY4_EXT', | |
| 121 'INTENSITY8_EXT', | |
| 122 'INTENSITY12_EXT', | |
| 123 'INTENSITY16_EXT', | |
| 124 'RGB4_EXT', | |
| 125 'RGB5_EXT', | |
| 126 'RGB8_EXT', | |
| 127 'RGB10_EXT', | |
| 128 'RGB12_EXT', | |
| 129 'RGB16_EXT', | |
| 130 'RGBA2_EXT', | |
| 131 'RGBA4_EXT', | |
| 132 'RGB5_A1_EXT', | |
| 133 'RGBA8_EXT', | |
| 134 'RGB10_A2_EXT', | |
| 135 'RGBA12_EXT', | |
| 136 'RGBA16_EXT', | |
| 137 'SLUMINANCE_EXT', | |
| 138 'SLUMINANCE8_EXT', | |
| 139 'SLUMINANCE_ALPHA_EXT', | |
| 140 'SLUMINANCE8_ALPHA8_EXT', | |
| 141 'SRGB_EXT', | |
| 142 'SRGB8_EXT', | |
| 143 'SRGB_ALPHA_EXT', | |
| 144 'SRGB8_ALPHA8' | |
| 145 ]; | |
| 146 | |
| 147 for (var ii = 0; ii < invalidEnums.length; ++ii) { | |
| 148 var formatName = invalidEnums[ii] | |
| 149 if (desktopGL[formatName] === undefined) { | |
| 150 debug("bad format" + formatName) | |
| 151 } else { | |
| 152 testInvalidFormat(desktopGL[formatName], "GL_" + formatName); | |
| 153 } | |
| 154 } | |
| 155 | |
| 156 var validEnums = [ | |
| 157 'ALPHA', | |
| 158 'RGB', | |
| 159 'RGBA', | |
| 160 'LUMINANCE', | |
| 161 'LUMINANCE_ALPHA' | |
| 162 ]; | |
| 163 | |
| 164 for (var ii = 0; ii < validEnums.length; ++ii) { | |
| 165 var formatName = validEnums[ii] | |
| 166 testValidFormat(gl[formatName], "gl." + formatName); | |
| 167 } | |
| 168 | |
| 169 debug(""); | |
| 170 debug("checking non 0 border parameter to gl.TexImage2D"); | |
| 171 createTexture(gl['RGBA'], gl['RGBA'], 1); | |
| 172 glErrorShouldBe(gl, gl.INVALID_VALUE, | |
| 173 "non 0 border to gl.TexImage2D should return INVALID_VALUE"); | |
| 174 | |
| 175 | |
| 176 function checkTypes() { | |
| 177 var canvas = document.getElementById("canvas"); | |
| 178 gl = wtu.create3DContext(canvas); | |
| 179 var program = wtu.setupTexturedQuad(gl); | |
| 180 | |
| 181 gl.disable(gl.DEPTH_TEST); | |
| 182 gl.disable(gl.BLEND); | |
| 183 | |
| 184 var tex = gl.createTexture(); | |
| 185 gl.bindTexture(gl.TEXTURE_2D, tex); | |
| 186 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); | |
| 187 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); | |
| 188 gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR); | |
| 189 | |
| 190 var loc = gl.getUniformLocation(program, "tex"); | |
| 191 gl.uniform1i(loc, 0); | |
| 192 | |
| 193 function checkType(r, g, b, a, type, format, buf) { | |
| 194 var typeName = WebGLDebugUtils ? WebGLDebugUtils.glEnumToString(type) : ty
pe; | |
| 195 debug(""); | |
| 196 debug("checking gl.texImage2D with type: " + typeName); | |
| 197 gl.texImage2D(gl.TEXTURE_2D, | |
| 198 0, // level | |
| 199 format, // internalFormat | |
| 200 2, // width | |
| 201 2, // height | |
| 202 0, // border | |
| 203 format, // format | |
| 204 type, // type | |
| 205 buf); // data | |
| 206 | |
| 207 glErrorShouldBe(gl, gl.NO_ERROR, | |
| 208 "gl.texImage2D with " + typeName + " should generate NO_ERROR"); | |
| 209 | |
| 210 wtu.drawQuad(gl, [255, 0, 0, 255]); | |
| 211 wtu.checkCanvas(gl, [r,g,b,a], | |
| 212 "texture type " + typeName + " should draw with " + | |
| 213 r + ", " + g + ", " + b + ", " + a); | |
| 214 | |
| 215 } | |
| 216 checkType(0, 255, 0, 255, gl.UNSIGNED_BYTE, gl.RGBA, | |
| 217 new Uint8Array([ | |
| 218 0, 255, 0, 255, | |
| 219 0, 255, 0, 255, | |
| 220 0, 255, 0, 255, | |
| 221 0, 255, 0, 255])); | |
| 222 checkType(0, 0, 255, 255, gl.UNSIGNED_SHORT_4_4_4_4, gl.RGBA, | |
| 223 new Uint16Array([ | |
| 224 255, 255, | |
| 225 255, 255, | |
| 226 255, 255, | |
| 227 255, 255])); | |
| 228 checkType(0, 255, 0, 255, gl.UNSIGNED_SHORT_5_6_5, gl.RGB, | |
| 229 new Uint16Array([ | |
| 230 2016, 2016, | |
| 231 2016, 2016, | |
| 232 2016, 2016, | |
| 233 2016, 2016])); | |
| 234 checkType(0, 0, 255, 255, gl.UNSIGNED_SHORT_5_5_5_1, gl.RGBA, | |
| 235 new Uint16Array([ | |
| 236 63, 63, | |
| 237 63, 63, | |
| 238 63, 63, | |
| 239 63, 63])); | |
| 240 } | |
| 241 checkTypes(); | |
| 242 } | |
| 243 | |
| 244 debug(""); | |
| 245 successfullyParsed = true; | |
| 246 | |
| 247 </script> | |
| 248 <script src="../../resources/js-test-post.js"></script> | |
| 249 | |
| 250 </body> | |
| 251 </html> | |
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Chromium Code Reviews
Issue 9360034:
Remove everthing except conformance tests in the deps/third_party/webgl (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/