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 //

 // Copyright (c) 2002-2012 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.

 //

 // UnfoldShortCircuit is an AST traverser to output short-circuiting operators as if-else statements

 //

 #ifndef COMPILER_UNFOLDSHORTCIRCUIT_H_

 #define COMPILER_UNFOLDSHORTCIRCUIT_H_

 #include "compiler/intermediate.h"

 #include "compiler/ParseHelper.h"

 namespace sh

 {

 class OutputHLSL;

 class UnfoldShortCircuit : public TIntermTraverser

 {

   public:

     UnfoldShortCircuit(TParseContext &context, OutputHLSL *outputHLSL);

     void traverse(TIntermNode *node);

     bool visitBinary(Visit visit, TIntermBinary*);

     bool visitSelection(Visit visit, TIntermSelection *node);

     bool visitLoop(Visit visit, TIntermLoop *node);

     int getNextTemporaryIndex();

   protected:

     TParseContext &mContext;

     OutputHLSL *const mOutputHLSL;

     int mTemporaryIndex;

 };

 }

 #endif   // COMPILER_UNFOLDSHORTCIRCUIT_H_