kc3-lang/angle/src/libGLESv2/DynamicHLSL.h

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• Hash : a53ab517
  Author :
  Date : 2014-03-17T09:47:44
  

  Fix linking of struct varyings.
  
  The dEQP varying struct linkage tests were triggering
  asserts when we tried to query component info of struct types.
  
  BUG=angle:580
  
  Change-Id: I61e33573c5577a327c58fec7a07ae7718690ac42
  Reviewed-on: https://chromium-review.googlesource.com/189194
  Reviewed-by: Shannon Woods <shannonwoods@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Jamie Madill <jmadill@chromium.org>
  

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• src/libGLESv2/DynamicHLSL.h

• //
  // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // DynamicHLSL.h: Interface for link and run-time HLSL generation
  //
  
  #ifndef LIBGLESV2_DYNAMIC_HLSL_H_
  #define LIBGLESV2_DYNAMIC_HLSL_H_
  
  #include "common/angleutils.h"
  
  namespace sh
  {
  struct ShaderVariable;
  struct Attribute;
  }
  
  namespace rx
  {
  class Renderer;
  }
  
  namespace gl
  {
  
  class InfoLog;
  class FragmentShader;
  class VertexShader;
  struct VariableLocation;
  class VertexAttribute;
  struct VertexFormat;
  
  class DynamicHLSL
  {
    public:
      explicit DynamicHLSL(rx::Renderer *const renderer);
  
      int packVaryings(InfoLog &infoLog, const sh::ShaderVariable *packing[][4], FragmentShader *fragmentShader);
      std::string generateInputLayoutHLSL(const VertexFormat inputLayout[], const sh::Attribute shaderAttributes[]) const;
      bool generateShaderLinkHLSL(InfoLog &infoLog, int registers, const sh::ShaderVariable *packing[][4],
                                  std::string& pixelHLSL, std::string& vertexHLSL,
                                  FragmentShader *fragmentShader, VertexShader *vertexShader,
                                  std::map<int, VariableLocation> *programOutputVars) const;
  
      std::string generateGeometryShaderHLSL(int registers, const sh::ShaderVariable *packing[][4], FragmentShader *fragmentShader, VertexShader *vertexShader) const;
  
      static const std::string VERTEX_ATTRIBUTE_STUB_STRING;
  
    private:
      DISALLOW_COPY_AND_ASSIGN(DynamicHLSL);
  
      rx::Renderer *const mRenderer;
  
      std::string generateVaryingHLSL(FragmentShader *fragmentShader, const std::string &varyingSemantic) const;
      void defineOutputVariables(FragmentShader *fragmentShader, std::map<int, VariableLocation> *programOutputVars) const;
      std::string generatePointSpriteHLSL(int registers, const sh::ShaderVariable *packing[][4], FragmentShader *fragmentShader, VertexShader *vertexShader) const;
  
      // Prepend an underscore
      static std::string decorateVariable(const std::string &name);
  
      std::string generateAttributeConversionHLSL(const VertexFormat &vertexFormat, const sh::ShaderVariable &shaderAttrib) const;
  };
  
  // Utility method shared between ProgramBinary and DynamicHLSL
  std::string ArrayString(unsigned int i);
  
  }
  
  #endif // LIBGLESV2_DYNAMIC_HLSL_H_
  

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