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_GrSLPrecision); 25 26 private: 27 void onFinalize() override; 28 29 GrGLProgramDataManager::VaryingInfoArray fPathProcVaryingInfos; 30 31 friend class GrGLProgramBuilder; 32 33 typedef GrGLSLVaryingHandler INHERITED; 34 }; 35 36 #endif 37
