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      1 /*
      2  * Copyright 2014 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 GrGLSLVertexShader_DEFINED
      9 #define GrGLSLVertexShader_DEFINED
     10 
     11 #include "GrGLSLShaderBuilder.h"
     12 #include "GrGeometryProcessor.h"
     13 
     14 class GrGLSLVarying;
     15 
     16 // Enough precision to represent 1 / 2048 accurately in printf
     17 #define GR_SIGNIFICANT_POW2_DECIMAL_DIG 11
     18 
     19 class GrGLSLVertexBuilder : public GrGLSLShaderBuilder {
     20 public:
     21     GrGLSLVertexBuilder(GrGLSLProgramBuilder* program);
     22 
     23     void transformToNormalizedDeviceSpace(const GrShaderVar& posVar);
     24 private:
     25     void onFinalize() override;
     26 
     27     const char* fRtAdjustName;
     28 
     29     friend class GrGLProgramBuilder;
     30 
     31     typedef GrGLSLShaderBuilder INHERITED;
     32 };
     33 
     34 #endif
     35