1 // 2 // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 7 #ifndef CROSSCOMPILERGLSL_OUTPUTGLSL_H_ 8 #define CROSSCOMPILERGLSL_OUTPUTGLSL_H_ 9 10 #include <set> 11 12 #include "compiler/intermediate.h" 13 #include "compiler/ParseHelper.h" 14 15 class TOutputGLSL : public TIntermTraverser 16 { 17 public: 18 TOutputGLSL(TInfoSinkBase& objSink); 19 20 protected: objSink()21 TInfoSinkBase& objSink() { return mObjSink; } 22 void writeTriplet(Visit visit, const char* preStr, const char* inStr, const char* postStr); 23 void writeVariableType(const TType& type); 24 void writeFunctionParameters(const TIntermSequence& args); 25 const ConstantUnion* writeConstantUnion(const TType& type, const ConstantUnion* pConstUnion); 26 27 virtual void visitSymbol(TIntermSymbol* node); 28 virtual void visitConstantUnion(TIntermConstantUnion* node); 29 virtual bool visitBinary(Visit visit, TIntermBinary* node); 30 virtual bool visitUnary(Visit visit, TIntermUnary* node); 31 virtual bool visitSelection(Visit visit, TIntermSelection* node); 32 virtual bool visitAggregate(Visit visit, TIntermAggregate* node); 33 virtual bool visitLoop(Visit visit, TIntermLoop* node); 34 virtual bool visitBranch(Visit visit, TIntermBranch* node); 35 36 void visitCodeBlock(TIntermNode* node); 37 38 private: 39 TInfoSinkBase& mObjSink; 40 bool mDeclaringVariables; 41 42 // Structs are declared as the tree is traversed. This set contains all 43 // the structs already declared. It is maintained so that a struct is 44 // declared only once. 45 typedef std::set<TString> DeclaredStructs; 46 DeclaredStructs mDeclaredStructs; 47 }; 48 49 #endif // CROSSCOMPILERGLSL_OUTPUTGLSL_H_ 50