1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/compiler/OutputGLSLBase.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,79 @@
1.4 +//
1.5 +// Copyright (c) 2002-2011 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +#ifndef CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_
1.11 +#define CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_
1.12 +
1.13 +#include <set>
1.14 +
1.15 +#include "compiler/ForLoopUnroll.h"
1.16 +#include "compiler/intermediate.h"
1.17 +#include "compiler/ParseHelper.h"
1.18 +
1.19 +class TOutputGLSLBase : public TIntermTraverser
1.20 +{
1.21 +public:
1.22 + TOutputGLSLBase(TInfoSinkBase& objSink,
1.23 + ShArrayIndexClampingStrategy clampingStrategy,
1.24 + ShHashFunction64 hashFunction,
1.25 + NameMap& nameMap,
1.26 + TSymbolTable& symbolTable);
1.27 +
1.28 +protected:
1.29 + TInfoSinkBase& objSink() { return mObjSink; }
1.30 + void writeTriplet(Visit visit, const char* preStr, const char* inStr, const char* postStr);
1.31 + void writeVariableType(const TType& type);
1.32 + virtual bool writeVariablePrecision(TPrecision precision) = 0;
1.33 + void writeFunctionParameters(const TIntermSequence& args);
1.34 + const ConstantUnion* writeConstantUnion(const TType& type, const ConstantUnion* pConstUnion);
1.35 + TString getTypeName(const TType& type);
1.36 +
1.37 + virtual void visitSymbol(TIntermSymbol* node);
1.38 + virtual void visitConstantUnion(TIntermConstantUnion* node);
1.39 + virtual bool visitBinary(Visit visit, TIntermBinary* node);
1.40 + virtual bool visitUnary(Visit visit, TIntermUnary* node);
1.41 + virtual bool visitSelection(Visit visit, TIntermSelection* node);
1.42 + virtual bool visitAggregate(Visit visit, TIntermAggregate* node);
1.43 + virtual bool visitLoop(Visit visit, TIntermLoop* node);
1.44 + virtual bool visitBranch(Visit visit, TIntermBranch* node);
1.45 +
1.46 + void visitCodeBlock(TIntermNode* node);
1.47 +
1.48 +
1.49 + // Return the original name if hash function pointer is NULL;
1.50 + // otherwise return the hashed name.
1.51 + TString hashName(const TString& name);
1.52 + // Same as hashName(), but without hashing built-in variables.
1.53 + TString hashVariableName(const TString& name);
1.54 + // Same as hashName(), but without hashing built-in functions.
1.55 + TString hashFunctionName(const TString& mangled_name);
1.56 +
1.57 +private:
1.58 + bool structDeclared(const TStructure* structure) const;
1.59 + void declareStruct(const TStructure* structure);
1.60 +
1.61 + TInfoSinkBase& mObjSink;
1.62 + bool mDeclaringVariables;
1.63 +
1.64 + // Structs are declared as the tree is traversed. This set contains all
1.65 + // the structs already declared. It is maintained so that a struct is
1.66 + // declared only once.
1.67 + typedef std::set<TString> DeclaredStructs;
1.68 + DeclaredStructs mDeclaredStructs;
1.69 +
1.70 + ForLoopUnroll mLoopUnroll;
1.71 +
1.72 + ShArrayIndexClampingStrategy mClampingStrategy;
1.73 +
1.74 + // name hashing.
1.75 + ShHashFunction64 mHashFunction;
1.76 +
1.77 + NameMap& mNameMap;
1.78 +
1.79 + TSymbolTable& mSymbolTable;
1.80 +};
1.81 +
1.82 +#endif // CROSSCOMPILERGLSL_OUTPUTGLSLBASE_H_
