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

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• Hash : 6ba6eadc
  Author :
  Date : 2015-05-04T14:21:21
  

  Rename ConstantUnion to TConstantUnion.
  
  This clarified that we're using the Pool allocator/deallocator for
  this type.
  
  BUG=angleproject:993
  
  Change-Id: If8c95f6054d07291e7014be0d4e35766ba2e943b
  Reviewed-on: https://chromium-review.googlesource.com/269131
  Tested-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Kenneth Russell <kbr@chromium.org>
  Reviewed-by: Zhenyao Mo <zmo@chromium.org>
  

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• src/compiler/translator/OutputGLSLBase.h

• //
  // Copyright (c) 2002-2013 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.
  //
  
  #ifndef COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_
  #define COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_
  
  #include <set>
  
  #include "compiler/translator/IntermNode.h"
  #include "compiler/translator/LoopInfo.h"
  #include "compiler/translator/ParseContext.h"
  
  class TOutputGLSLBase : public TIntermTraverser
  {
    public:
      TOutputGLSLBase(TInfoSinkBase &objSink,
                      ShArrayIndexClampingStrategy clampingStrategy,
                      ShHashFunction64 hashFunction,
                      NameMap &nameMap,
                      TSymbolTable& symbolTable,
                      int shaderVersion,
                      ShShaderOutput output);
  
      ShShaderOutput getShaderOutput() const
      {
          return mOutput;
      }
  
    protected:
      TInfoSinkBase &objSink() { return mObjSink; }
      void writeTriplet(Visit visit, const char *preStr, const char *inStr, const char *postStr);
      void writeVariableType(const TType &type);
      virtual bool writeVariablePrecision(TPrecision precision) = 0;
      void writeFunctionParameters(const TIntermSequence &args);
      const TConstantUnion *writeConstantUnion(const TType &type, const TConstantUnion *pConstUnion);
      void writeConstructorTriplet(Visit visit, const TType &type, const char *constructorBaseType);
      TString getTypeName(const TType &type);
  
      virtual void visitSymbol(TIntermSymbol *node);
      virtual void visitConstantUnion(TIntermConstantUnion *node);
      virtual bool visitBinary(Visit visit, TIntermBinary *node);
      virtual bool visitUnary(Visit visit, TIntermUnary *node);
      virtual bool visitSelection(Visit visit, TIntermSelection *node);
      virtual bool visitSwitch(Visit visit, TIntermSwitch *node);
      virtual bool visitCase(Visit visit, TIntermCase *node);
      virtual bool visitAggregate(Visit visit, TIntermAggregate *node);
      virtual bool visitLoop(Visit visit, TIntermLoop *node);
      virtual bool visitBranch(Visit visit, TIntermBranch *node);
  
      void visitCodeBlock(TIntermNode *node);
  
      // Return the original name if hash function pointer is NULL;
      // otherwise return the hashed name.
      TString hashName(const TString &name);
      // Same as hashName(), but without hashing built-in variables.
      TString hashVariableName(const TString &name);
      // Same as hashName(), but without hashing built-in functions.
      TString hashFunctionName(const TString &mangled_name);
      // Used to translate function names for differences between ESSL and GLSL
      virtual TString translateTextureFunction(TString &name) { return name; }
  
    private:
      bool structDeclared(const TStructure *structure) const;
      void declareStruct(const TStructure *structure);
  
      void writeBuiltInFunctionTriplet(Visit visit, const char *preStr, bool useEmulatedFunction);
  
      TInfoSinkBase &mObjSink;
      bool mDeclaringVariables;
  
      // This set contains all the ids of the structs from every scope.
      std::set<int> mDeclaredStructs;
  
      // Stack of loops that need to be unrolled.
      TLoopStack mLoopUnrollStack;
  
      ShArrayIndexClampingStrategy mClampingStrategy;
  
      // name hashing.
      ShHashFunction64 mHashFunction;
  
      NameMap &mNameMap;
  
      TSymbolTable &mSymbolTable;
  
      const int mShaderVersion;
  
      ShShaderOutput mOutput;
  };
  
  #endif  // COMPILER_TRANSLATOR_OUTPUTGLSLBASE_H_
  

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