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| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <meta charset="utf-8"> |
| 5 <!-- |
| 6 |
| 7 /* |
| 8 ** Copyright (c) 2012 The Khronos Group Inc. |
| 9 ** |
| 10 ** Permission is hereby granted, free of charge, to any person obtaining a |
| 11 ** copy of this software and/or associated documentation files (the |
| 12 ** "Materials"), to deal in the Materials without restriction, including |
| 13 ** without limitation the rights to use, copy, modify, merge, publish, |
| 14 ** distribute, sublicense, and/or sell copies of the Materials, and to |
| 15 ** permit persons to whom the Materials are furnished to do so, subject to |
| 16 ** the following conditions: |
| 17 ** |
| 18 ** The above copyright notice and this permission notice shall be included |
| 19 ** in all copies or substantial portions of the Materials. |
| 20 ** |
| 21 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 22 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 23 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 24 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| 25 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 26 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 27 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| 28 */ |
| 29 |
| 30 --> |
| 31 <link rel="stylesheet" type="text/css" href="../unit.css" /> |
| 32 <script type="application/x-javascript" src="../unit.js"></script> |
| 33 <script type="application/x-javascript" src="../util.js"></script> |
| 34 <script type="application/x-javascript"> |
| 35 |
| 36 Tests.startUnit = function () { |
| 37 var canvas = document.getElementById('gl'); |
| 38 var gl = getGLContext(canvas); |
| 39 return [gl]; |
| 40 } |
| 41 |
| 42 Tests.testOk = function(gl) { |
| 43 var sh = new Filter(gl, 'okvert', 'frag'); |
| 44 assertOk(function(){sh.apply();}); |
| 45 sh.destroy(); |
| 46 |
| 47 var sh = new Filter(gl, 'vert', 'okfrag'); |
| 48 assertOk(function(){sh.apply();}); |
| 49 sh.destroy(); |
| 50 |
| 51 var sh = new Filter(gl, 'vert', 'frag'); |
| 52 assertOk(function(){sh.apply();}); |
| 53 sh.destroy(); |
| 54 } |
| 55 |
| 56 var arr = ['cr', 'cw', 'vr', 'vw']; |
| 57 arr.forEach(function(e){ |
| 58 if (e == 'cr' || e == 'cw') { |
| 59 Tests['test'+e+'vert'] = function(gl) { |
| 60 var sh = new Filter(gl, e+'vert', 'frag'); |
| 61 assertFail(function(){sh.apply();}); |
| 62 sh.destroy(); |
| 63 } |
| 64 } |
| 65 Tests['test'+e+'frag'] = function(gl) { |
| 66 var sh = new Filter(gl, 'vert', e+'frag'); |
| 67 assertFail(function(){sh.apply();}); |
| 68 sh.destroy(); |
| 69 } |
| 70 }); |
| 71 |
| 72 |
| 73 </script> |
| 74 <script id="okvert" type="x-shader/x-vertex"> |
| 75 |
| 76 |
| 77 attribute vec3 Vertex; |
| 78 attribute vec2 Tex; |
| 79 varying vec2 TexCoord; |
| 80 void main() |
| 81 { |
| 82 TexCoord = Tex; |
| 83 float x[3]; |
| 84 x[0] = 1.0; |
| 85 x[1] = 2.0; |
| 86 x[2] = 3.0; |
| 87 gl_Position = vec4(Vertex, x[2]); |
| 88 } |
| 89 </script> |
| 90 <script id="crvert" type="x-shader/x-vertex"> |
| 91 |
| 92 |
| 93 attribute vec3 Vertex; |
| 94 attribute vec2 Tex; |
| 95 varying vec2 TexCoord; |
| 96 void main() |
| 97 { |
| 98 TexCoord = Tex; |
| 99 float x[3]; |
| 100 x[0] = 1.0; |
| 101 x[1] = 2.0; |
| 102 x[2] = 3.0; |
| 103 gl_Position = vec4(Vertex, x[4]); |
| 104 } |
| 105 </script> |
| 106 <script id="cwvert" type="x-shader/x-vertex"> |
| 107 |
| 108 |
| 109 attribute vec3 Vertex; |
| 110 attribute vec2 Tex; |
| 111 varying vec2 TexCoord; |
| 112 void main() |
| 113 { |
| 114 TexCoord = Tex; |
| 115 float x[3]; |
| 116 x[0] = 1.0; |
| 117 x[1] = 2.0; |
| 118 x[2] = 3.0; |
| 119 x[4] = Vertex.z; |
| 120 gl_Position = vec4(Vertex, x[4]); |
| 121 } |
| 122 </script> |
| 123 <!-- This one can't be required to fail compilation, because vertex shaders must
support arbitrary array indexing --> |
| 124 <script id="vrvert" type="x-shader/x-vertex"> |
| 125 |
| 126 |
| 127 attribute vec3 Vertex; |
| 128 attribute vec2 Tex; |
| 129 varying vec2 TexCoord; |
| 130 void main() |
| 131 { |
| 132 TexCoord = Tex; |
| 133 float x[3]; |
| 134 x[0] = 1.0; |
| 135 x[1] = 2.0; |
| 136 x[2] = 3.0; |
| 137 int idx = 4 * int(max(1.0, Vertex.x*20.0)); |
| 138 gl_Position = vec4(Vertex, x[idx]); |
| 139 } |
| 140 </script> |
| 141 <!-- This one can't be required to fail compilation, because vertex shaders must
support arbitrary array indexing --> |
| 142 <script id="vwvert" type="x-shader/x-vertex"> |
| 143 |
| 144 |
| 145 attribute vec3 Vertex; |
| 146 attribute vec2 Tex; |
| 147 varying vec2 TexCoord; |
| 148 void main() |
| 149 { |
| 150 TexCoord = Tex; |
| 151 float x[3]; |
| 152 x[0] = 1.0; |
| 153 x[1] = 2.0; |
| 154 x[2] = 3.0; |
| 155 int idx = 4 * int(max(1.0, Vertex.x*20.0)); |
| 156 x[idx] = Vertex.z; |
| 157 gl_Position = vec4(Vertex, x[idx]); |
| 158 } |
| 159 </script> |
| 160 <script id="vert" type="x-shader/x-vertex"> |
| 161 |
| 162 |
| 163 attribute vec3 Vertex; |
| 164 attribute vec2 Tex; |
| 165 varying vec2 TexCoord; |
| 166 void main() |
| 167 { |
| 168 TexCoord = Tex; |
| 169 gl_Position = vec4(Vertex, 0.0); |
| 170 } |
| 171 </script> |
| 172 |
| 173 <script id="okfrag" type="x-shader/x-fragment"> |
| 174 |
| 175 |
| 176 precision mediump float; |
| 177 |
| 178 varying vec2 TexCoord; |
| 179 |
| 180 void main() |
| 181 { |
| 182 float x[3]; |
| 183 x[0] = 1.0; |
| 184 x[1] = 2.0; |
| 185 x[2] = 3.0; |
| 186 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, x[2]); |
| 187 } |
| 188 </script> |
| 189 <script id="crfrag" type="x-shader/x-fragment"> |
| 190 |
| 191 |
| 192 precision mediump float; |
| 193 |
| 194 varying vec2 TexCoord; |
| 195 |
| 196 void main() |
| 197 { |
| 198 float x[3]; |
| 199 x[0] = 1.0; |
| 200 x[1] = 2.0; |
| 201 x[2] = 3.0; |
| 202 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, x[4]); |
| 203 } |
| 204 </script> |
| 205 <script id="cwfrag" type="x-shader/x-fragment"> |
| 206 |
| 207 |
| 208 precision mediump float; |
| 209 |
| 210 varying vec2 TexCoord; |
| 211 |
| 212 void main() |
| 213 { |
| 214 float x[3]; |
| 215 x[0] = 1.0; |
| 216 x[1] = 2.0; |
| 217 x[2] = 3.0; |
| 218 |
| 219 x[4] = 6.0; |
| 220 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, x[4]); |
| 221 } |
| 222 </script> |
| 223 <!-- This one actually fails because of WebGL's restrictions on indexing express
ions in fragment shaders --> |
| 224 <script id="vrfrag" type="x-shader/x-fragment"> |
| 225 |
| 226 |
| 227 precision mediump float; |
| 228 |
| 229 varying vec2 TexCoord; |
| 230 |
| 231 void main() |
| 232 { |
| 233 float x[3]; |
| 234 x[0] = 1.0; |
| 235 x[1] = 2.0; |
| 236 x[2] = 3.0; |
| 237 |
| 238 int idx = 4 * int(max(1.0, TexCoord.x*20.0)); |
| 239 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, x[idx]); |
| 240 } |
| 241 </script> |
| 242 <!-- This one actually fails because of WebGL's restrictions on indexing express
ions in fragment shaders --> |
| 243 <script id="vwfrag" type="x-shader/x-fragment"> |
| 244 |
| 245 |
| 246 precision mediump float; |
| 247 |
| 248 varying vec2 TexCoord; |
| 249 |
| 250 void main() |
| 251 { |
| 252 float x[3]; |
| 253 x[0] = 1.0; |
| 254 x[1] = 2.0; |
| 255 x[2] = 3.0; |
| 256 |
| 257 int idx = 4 * int(max(1.0, TexCoord.x*20.0)); |
| 258 x[idx] = 6.0; |
| 259 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, x[idx]); |
| 260 } |
| 261 </script> |
| 262 <script id="frag" type="x-shader/x-fragment"> |
| 263 |
| 264 |
| 265 precision mediump float; |
| 266 |
| 267 varying vec2 TexCoord; |
| 268 |
| 269 void main() |
| 270 { |
| 271 gl_FragColor = vec4(1.0, 0.0, TexCoord.s, 1.0); |
| 272 } |
| 273 </script> |
| 274 |
| 275 |
| 276 <style>canvas{ position:absolute; }</style> |
| 277 </head><body> |
| 278 <canvas id="gl" width="16" height="16"></canvas> |
| 279 </body></html> |
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Chromium Code Reviews
Issue 41503006:
Add ToT WebGL conformance tests : part 8 (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/webgl/sdk/tests/