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| 1 /* |
| 2 * Copyright 2015 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #ifndef GrGLVaryingHandler_DEFINED |
| 9 #define GrGLVaryingHandler_DEFINED |
| 10 |
| 11 #include "glsl/GrGLSLVarying.h" |
| 12 #include "GrTypesPriv.h" |
| 13 #include "gl/GrGLProgramDataManager.h" |
| 14 |
| 15 class GrGLVaryingHandler : public GrGLSLVaryingHandler { |
| 16 public: |
| 17 GrGLVaryingHandler(GrGLSLProgramBuilder* program) |
| 18 : INHERITED(program), |
| 19 fPathProcVaryingInfos(kVaryingsPerBlock) {} |
| 20 |
| 21 // This function is used by the NVPR PathProcessor to add a varying directly
into the fragment |
| 22 // shader since there is no vertex shader. |
| 23 VaryingHandle addPathProcessingVarying(const char* name, GrGLSLVertToFrag*, |
| 24 GrSLPrecision fsPrecision = kDefault_GrSL
Precision); |
| 25 |
| 26 private: |
| 27 typedef GrGLProgramDataManager::VaryingInfo VaryingInfo; |
| 28 typedef GrGLProgramDataManager::VaryingInfoArray VaryingInfoArray; |
| 29 |
| 30 VaryingInfoArray fPathProcVaryingInfos; |
| 31 |
| 32 friend class GrGLProgramBuilder; |
| 33 |
| 34 typedef GrGLSLVaryingHandler INHERITED; |
| 35 }; |
| 36 |
| 37 #endif |
| 38 |
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