kc3-lang/angle/src/compiler/translator/hlsl/ResourcesHLSL.h

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• Hash : d1a4b0ff
  Author :
  Date : 2019-05-04T17:15:42
  

  Remove Feature Level 9_3 code
  
  Feature Level 9_3 was originally added for developers creating apps
  for devices which did not have the DirectX 9 API and are no longer
  supported. Hence, we can remove the corresponding code in the 11
  backend.
  
  Bug: angleproject:355462523
  Change-Id: I22db15640b435c61db4d82a815edbc65cecc4e12
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5824661
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Rafael Cintron <rafael.cintron@microsoft.com>
  

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• src/compiler/translator/hlsl/ResourcesHLSL.h

• //
  // Copyright 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.
  //
  // ResourcesHLSL.h:
  //   Methods for GLSL to HLSL translation for uniforms and interface blocks.
  //
  
  #ifndef COMPILER_TRANSLATOR_HLSL_RESOURCESHLSL_H_
  #define COMPILER_TRANSLATOR_HLSL_RESOURCESHLSL_H_
  
  #include "compiler/translator/hlsl/OutputHLSL.h"
  #include "compiler/translator/hlsl/UtilsHLSL.h"
  
  namespace sh
  {
  class ImmutableString;
  class StructureHLSL;
  class TSymbolTable;
  
  class ResourcesHLSL : angle::NonCopyable
  {
    public:
      ResourcesHLSL(StructureHLSL *structureHLSL,
                    ShShaderOutput outputType,
                    const std::vector<ShaderVariable> &uniforms,
                    unsigned int firstUniformRegister);
  
      void reserveUniformRegisters(unsigned int registerCount);
      void reserveUniformBlockRegisters(unsigned int registerCount);
      void uniformsHeader(TInfoSinkBase &out,
                          ShShaderOutput outputType,
                          const ReferencedVariables &referencedUniforms,
                          TSymbolTable *symbolTable);
  
      // Must be called after uniformsHeader
      void samplerMetadataUniforms(TInfoSinkBase &out, unsigned int regIndex);
      unsigned int getSamplerCount() const { return mSamplerCount; }
      void imageMetadataUniforms(TInfoSinkBase &out, unsigned int regIndex);
      TString uniformBlocksHeader(
          const ReferencedInterfaceBlocks &referencedInterfaceBlocks,
          const std::map<int, const TInterfaceBlock *> &uniformBlockOptimizedMap);
      void allocateShaderStorageBlockRegisters(
          const ReferencedInterfaceBlocks &referencedInterfaceBlocks);
      TString shaderStorageBlocksHeader(const ReferencedInterfaceBlocks &referencedInterfaceBlocks);
  
      // Used for direct index references
      static TString InterfaceBlockInstanceString(const ImmutableString &instanceName,
                                                  unsigned int arrayIndex);
  
      const std::map<std::string, unsigned int> &getShaderStorageBlockRegisterMap() const
      {
          return mShaderStorageBlockRegisterMap;
      }
  
      const std::map<std::string, unsigned int> &getUniformBlockRegisterMap() const
      {
          return mUniformBlockRegisterMap;
      }
  
      const std::map<std::string, bool> &getUniformBlockUseStructuredBufferMap() const
      {
          return mUniformBlockUseStructuredBufferMap;
      }
  
      const std::map<std::string, unsigned int> &getUniformRegisterMap() const
      {
          return mUniformRegisterMap;
      }
  
      unsigned int getReadonlyImage2DRegisterIndex() const { return mReadonlyImage2DRegisterIndex; }
      unsigned int getImage2DRegisterIndex() const { return mImage2DRegisterIndex; }
      bool hasImages() const { return mReadonlyImageCount > 0 || mImageCount > 0; }
  
    private:
      TString uniformBlockString(const TInterfaceBlock &interfaceBlock,
                                 const TVariable *instanceVariable,
                                 unsigned int registerIndex,
                                 unsigned int arrayIndex);
      TString uniformBlockWithOneLargeArrayMemberString(const TInterfaceBlock &interfaceBlock,
                                                        const TVariable *instanceVariable,
                                                        unsigned int registerIndex,
                                                        unsigned int arrayIndex);
  
      TString shaderStorageBlockString(const TInterfaceBlock &interfaceBlock,
                                       const TVariable *instanceVariable,
                                       unsigned int registerIndex,
                                       unsigned int arrayIndex);
      TString uniformBlockMembersString(const TInterfaceBlock &interfaceBlock,
                                        TLayoutBlockStorage blockStorage);
      TString uniformBlockStructString(const TInterfaceBlock &interfaceBlock);
      const ShaderVariable *findUniformByName(const ImmutableString &name) const;
  
      void outputUniform(TInfoSinkBase &out,
                         const TType &type,
                         const TVariable &variable,
                         const unsigned int registerIndex);
      void outputAtomicCounterBuffer(TInfoSinkBase &out,
                                     const int binding,
                                     const unsigned int registerIndex);
  
      // Returns the uniform's register index
      unsigned int assignUniformRegister(const TType &type,
                                         const ImmutableString &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 TVariable *> &group,
          const TMap<const TVariable *, TString> &samplerInStructSymbolsToAPINames,
          unsigned int *groupTextureRegisterIndex);
  
      void outputHLSLImageUniformIndices(TInfoSinkBase &out,
                                         const TVector<const TVariable *> &group,
                                         unsigned int imageArrayIndex,
                                         unsigned int *groupRegisterCount);
      void outputHLSLReadonlyImageUniformGroup(TInfoSinkBase &out,
                                               const HLSLTextureGroup textureGroup,
                                               const TVector<const TVariable *> &group,
                                               unsigned int *groupTextureRegisterIndex);
      void outputHLSLImageUniformGroup(TInfoSinkBase &out,
                                       const HLSLRWTextureGroup textureGroup,
                                       const TVector<const TVariable *> &group,
                                       unsigned int *groupTextureRegisterIndex);
  
      unsigned int mUniformRegister;
      unsigned int mUniformBlockRegister;
      unsigned int mSRVRegister;
      unsigned int mUAVRegister;
      unsigned int mSamplerCount;
      unsigned int mReadonlyImageCount = 0;
      unsigned int mImageCount         = 0;
      StructureHLSL *mStructureHLSL;
      ShShaderOutput mOutputType;
  
      const std::vector<ShaderVariable> &mUniforms;
      std::map<std::string, unsigned int> mUniformBlockRegisterMap;
      std::map<std::string, unsigned int> mShaderStorageBlockRegisterMap;
      std::map<std::string, unsigned int> mUniformRegisterMap;
      std::map<std::string, bool> mUniformBlockUseStructuredBufferMap;
      unsigned int mReadonlyImage2DRegisterIndex = 0;
      unsigned int mImage2DRegisterIndex         = 0;
  };
  }  // namespace sh
  
  #endif  // COMPILER_TRANSLATOR_HLSL_RESOURCESHLSL_H_
  

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