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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "gl/GrGLShaderBuilder.h" | 8 #include "gl/GrGLShaderBuilder.h" |
9 #include "gl/GrGLProgram.h" | 9 #include "gl/GrGLProgram.h" |
10 #include "gl/GrGLUniformHandle.h" | 10 #include "gl/GrGLUniformHandle.h" |
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257 fFSInputs.back().setName(*fsName); | 257 fFSInputs.back().setName(*fsName); |
258 if (fsInName) { | 258 if (fsInName) { |
259 *fsInName = fsName->c_str(); | 259 *fsInName = fsName->c_str(); |
260 } | 260 } |
261 } | 261 } |
262 | 262 |
263 const char* GrGLShaderBuilder::fragmentPosition() { | 263 const char* GrGLShaderBuilder::fragmentPosition() { |
264 #if 1 | 264 #if 1 |
265 if (fCtxInfo.caps().fragCoordConventionsSupport()) { | 265 if (fCtxInfo.caps().fragCoordConventionsSupport()) { |
266 if (!fSetupFragPosition) { | 266 if (!fSetupFragPosition) { |
267 fFSHeader.append("#extension GL_ARB_fragment_coord_conventions: requ
ire\n"); | 267 if (fCtxInfo.glslGeneration() < k150_GrGLSLGeneration) { |
| 268 fFSHeader.append("#extension GL_ARB_fragment_coord_conventions:
require\n"); |
| 269 } |
268 fFSInputs.push_back().set(kVec4f_GrSLType, | 270 fFSInputs.push_back().set(kVec4f_GrSLType, |
269 GrGLShaderVar::kIn_TypeModifier, | 271 GrGLShaderVar::kIn_TypeModifier, |
270 "gl_FragCoord", | 272 "gl_FragCoord", |
271 GrGLShaderVar::kDefault_Precision, | 273 GrGLShaderVar::kDefault_Precision, |
272 GrGLShaderVar::kUpperLeft_Origin); | 274 GrGLShaderVar::kUpperLeft_Origin); |
273 fSetupFragPosition = true; | 275 fSetupFragPosition = true; |
274 } | 276 } |
275 return "gl_FragCoord"; | 277 return "gl_FragCoord"; |
276 } else { | 278 } else { |
277 static const char* kCoordName = "fragCoordYDown"; | 279 static const char* kCoordName = "fragCoordYDown"; |
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455 key, | 457 key, |
456 vsInCoord, | 458 vsInCoord, |
457 fsOutColor, | 459 fsOutColor, |
458 fsInColor, | 460 fsInColor, |
459 textureSamplers); | 461 textureSamplers); |
460 this->fVSCode.appendf("\t}\n"); | 462 this->fVSCode.appendf("\t}\n"); |
461 this->fFSCode.appendf("\t}\n"); | 463 this->fFSCode.appendf("\t}\n"); |
462 | 464 |
463 return glEffect; | 465 return glEffect; |
464 } | 466 } |
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