diff options
Diffstat (limited to 'src/3rdparty/angle/src/compiler/translator/OutputGLSLBase.h')
-rw-r--r-- | src/3rdparty/angle/src/compiler/translator/OutputGLSLBase.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/compiler/translator/OutputGLSLBase.h b/src/3rdparty/angle/src/compiler/translator/OutputGLSLBase.h new file mode 100644 index 0000000000..76bec4de61 --- /dev/null +++ b/src/3rdparty/angle/src/compiler/translator/OutputGLSLBase.h @@ -0,0 +1,79 @@ +// +// Copyright (c) 2002-2011 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 CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_ +#define CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_ + +#include <set> + +#include "compiler/translator/ForLoopUnroll.h" +#include "compiler/translator/intermediate.h" +#include "compiler/translator/ParseContext.h" + +class TOutputGLSLBase : public TIntermTraverser +{ +public: + TOutputGLSLBase(TInfoSinkBase& objSink, + ShArrayIndexClampingStrategy clampingStrategy, + ShHashFunction64 hashFunction, + NameMap& nameMap, + TSymbolTable& symbolTable); + +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 ConstantUnion* writeConstantUnion(const TType& type, const ConstantUnion* pConstUnion); + 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 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); + +private: + bool structDeclared(const TStructure* structure) const; + void declareStruct(const TStructure* structure); + + TInfoSinkBase& mObjSink; + bool mDeclaringVariables; + + // Structs are declared as the tree is traversed. This set contains all + // the structs already declared. It is maintained so that a struct is + // declared only once. + typedef std::set<TString> DeclaredStructs; + DeclaredStructs mDeclaredStructs; + + ForLoopUnroll mLoopUnroll; + + ShArrayIndexClampingStrategy mClampingStrategy; + + // name hashing. + ShHashFunction64 mHashFunction; + + NameMap& mNameMap; + + TSymbolTable& mSymbolTable; +}; + +#endif // CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_ |