kc3-lang/angle/src/compiler/translator/UniformHLSL.h

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• Hash : 711b7a12
  Author :
  Date : 2017-10-09T13:38:12
  

  ES31: Support images in the compiler on D3D backend.
  
  BUG=angleproject:1987
  TEST=angle_end2end_tests
  
  Change-Id: I83f5f9ffda7e676a8f98b963d1f1c50e9463faf4
  Reviewed-on: https://chromium-review.googlesource.com/706247
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/compiler/translator/UniformHLSL.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.
  //
  // UniformHLSL.h:
  //   Methods for GLSL to HLSL translation for uniforms and uniform blocks.
  //
  
  #ifndef COMPILER_TRANSLATOR_UNIFORMHLSL_H_
  #define COMPILER_TRANSLATOR_UNIFORMHLSL_H_
  
  #include "compiler/translator/OutputHLSL.h"
  #include "compiler/translator/UtilsHLSL.h"
  
  namespace sh
  {
  class StructureHLSL;
  class TSymbolTable;
  
  class UniformHLSL : angle::NonCopyable
  {
    public:
      UniformHLSL(sh::GLenum shaderType,
                  StructureHLSL *structureHLSL,
                  ShShaderOutput outputType,
                  const std::vector<Uniform> &uniforms);
  
      void reserveUniformRegisters(unsigned int registerCount);
      void reserveUniformBlockRegisters(unsigned int registerCount);
      void uniformsHeader(TInfoSinkBase &out,
                          ShShaderOutput outputType,
                          const ReferencedSymbols &referencedUniforms,
                          TSymbolTable *symbolTable);
  
      // Must be called after uniformsHeader
      void samplerMetadataUniforms(TInfoSinkBase &out, const char *reg);
  
      TString uniformBlocksHeader(const ReferencedSymbols &referencedInterfaceBlocks);
  
      // Used for direct index references
      static TString uniformBlockInstanceString(const TInterfaceBlock &interfaceBlock,
                                                unsigned int arrayIndex);
  
      const std::map<std::string, unsigned int> &getUniformBlockRegisterMap() const
      {
          return mUniformBlockRegisterMap;
      }
      const std::map<std::string, unsigned int> &getUniformRegisterMap() const
      {
          return mUniformRegisterMap;
      }
  
    private:
      TString uniformBlockString(const TInterfaceBlock &interfaceBlock,
                                 unsigned int registerIndex,
                                 unsigned int arrayIndex);
      TString uniformBlockMembersString(const TInterfaceBlock &interfaceBlock,
                                        TLayoutBlockStorage blockStorage);
      TString uniformBlockStructString(const TInterfaceBlock &interfaceBlock);
      const Uniform *findUniformByName(const TString &name) const;
  
      void outputHLSL4_0_FL9_3Sampler(TInfoSinkBase &out,
                                      const TType &type,
                                      const TName &name,
                                      const unsigned int registerIndex);
      void outputHLSL4_1_FL11Texture(TInfoSinkBase &out,
                                     const TType &type,
                                     const TName &name,
                                     const unsigned int registerIndex);
      void outputHLSL4_1_FL11RWTexture(TInfoSinkBase &out,
                                       const TType &type,
                                       const TName &name,
                                       const unsigned int registerIndex);
      void outputUniform(TInfoSinkBase &out,
                         const TType &type,
                         const TName &name,
                         const unsigned int registerIndex);
  
      // Returns the uniform's register index
      unsigned int assignUniformRegister(const TType &type,
                                         const TString &name,
                                         unsigned int *outRegisterCount);
      unsigned int assignSamplerInStructUniformRegister(const TType &type,
                                                        const TString &name,
                                                        unsigned int *outRegisterCount);
  
      void outputHLSLSamplerUniformGroup(
          TInfoSinkBase &out,
          const HLSLTextureGroup textureGroup,
          const TVector<const TIntermSymbol *> &group,
          const TMap<const TIntermSymbol *, TString> &samplerInStructSymbolsToAPINames,
          unsigned int *groupTextureRegisterIndex);
  
      unsigned int mUniformRegister;
      unsigned int mUniformBlockRegister;
      unsigned int mTextureRegister;
      unsigned int mRWTextureRegister;
      unsigned int mSamplerCount;
      sh::GLenum mShaderType;
      StructureHLSL *mStructureHLSL;
      ShShaderOutput mOutputType;
  
      const std::vector<Uniform> &mUniforms;
      std::map<std::string, unsigned int> mUniformBlockRegisterMap;
      std::map<std::string, unsigned int> mUniformRegisterMap;
  };
  }
  
  #endif  // COMPILER_TRANSLATOR_UNIFORMHLSL_H_
  

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