PoissonBC.H

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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.
//
// DTGraves, Mon, July 19, 1999

#ifndef _POISSONBC_H_
#define _POISSONBC_H_

#include "Box.H"
#include "FArrayBox.H"
#include "Vector.H"
#include "LoHiSide.H"
#include "GhostBC.H"


class NeumannBC: public BoxGhostBC
{
public:
  friend class DomainGhostBC;

  NeumannBC();

  NeumannBC(int dir,
            Side::LoHiSide sd);

  NeumannBC(int             dir,
            Side::LoHiSide  sd, 
            const Interval& a_comps);

  ~NeumannBC();

protected:

  virtual void fillBCValues(FArrayBox& a_neumfac,
                            FArrayBox& a_dircfac,
                            FArrayBox& a_inhmval,
                            Real       a_dx,
                            const Box& a_domain) const;


  virtual void fillBCValues(FArrayBox&           a_neumfac,
                            FArrayBox&           a_dircfac,
                            FArrayBox&           a_inhmval,
                            Real                 a_dx,
                            const ProblemDomain& a_domain) const;


  BoxGhostBC* new_boxghostbc() const;

private:
  NeumannBC(const NeumannBC& a_neuin){;}
  virtual void operator=(const NeumannBC& a_neuin){;}
};


class DirichletBC: public BoxGhostBC
{
public:
  friend class DomainGhostBC;

  DirichletBC();

  DirichletBC(int dir, Side::LoHiSide sd);

  DirichletBC(int dir, Side::LoHiSide sd, 
              const Interval& a_comps);

  ~DirichletBC();

private:

  virtual void fillBCValues(FArrayBox& a_neumfac,
                            FArrayBox& a_dircfac,
                            FArrayBox& a_inhmval,
                            Real       a_dx,
                            const Box& a_domain) const;


  virtual void fillBCValues(FArrayBox&           a_neumfac,
                            FArrayBox&           a_dircfac,
                            FArrayBox&           a_inhmval,
                            Real                 a_dx,
                            const ProblemDomain& a_domain) const;

  BoxGhostBC* new_boxghostbc() const;

private:
  DirichletBC(const DirichletBC& a_dircin){;}
  virtual void operator=(const DirichletBC& a_dircin){;}
};

#endif

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