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FaceIterator.H

Go to the documentation of this file.

/* _______              __
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//
// This software is copyright (C) by the Lawrence Berkeley
// National Laboratory.  Permission is granted to reproduce
// this software for non-commercial purposes provided that
// this notice is left intact.
// 
// It is acknowledged that the U.S. Government has rights to
// this software under Contract DE-AC03-765F00098 between
// the U.S.  Department of Energy and the University of
// California.
//
// This software is provided as a professional and academic
// contribution for joint exchange. Thus it is experimental,
// is provided ``as is'', with no warranties of any kind
// whatsoever, no support, no promise of updates, or printed
// documentation. By using this software, you acknowledge
// that the Lawrence Berkeley National Laboratory and
// Regents of the University of California shall have no
// liability with respect to the infringement of other
// copyrights by any part of this software.
//
//  ANAG, LBNL

#ifndef _FaceIterator_H_
#define _FaceIterator_H_

#include "IntVect.H"
#include "FaceIndex.H"
#include "IntVectSet.H"
#include "EBGraph.H"
#include "Vector.H"


class FaceStop
{
public:

  enum WhichFaces{Invalid=-1, 
                  SurroundingWithBoundary=0, HiWithBoundary, LoWithBoundary, 
                  SurroundingNoBoundary    , HiNoBoundary  , LoNoBoundary, 
                  NUMTYPES};
};


class FaceIterator
{
public:

  FaceIterator(const IntVectSet& a_ivs,
               const EBGraph& a_ebgraph,
               const int& a_direction,
               const FaceStop::WhichFaces& a_location);

  FaceIterator();

  ~FaceIterator();

  void define(const IntVectSet& a_ivs,
              const EBGraph& a_ebgraph,
              const int& a_direction,
              const FaceStop::WhichFaces& a_location);

  void reset();

  void operator++();

  const FaceIndex& operator() () const;

  bool ok() const;

  bool isDefined() const;

private:
  bool m_isDefined;
  Vector<FaceIndex> m_faces;
  int m_iface;
  int m_direction;
};

#endif

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