Line data    Source code

       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           0 : class GrGLVaryingHandler : public GrGLSLVaryingHandler {
      16             : public:
      17           0 :     GrGLVaryingHandler(GrGLSLProgramBuilder* program)
      18           0 :         : INHERITED(program),
      19           0 :         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