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NodeQuadCFInterp2.H

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/*  _______              __
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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.
//

// petermc, Mon, Apr 23, 2001
// petermc, 31 Oct 2001
#ifndef NODEQUADCFINTERP2_H
#define NODEQUADCFINTERP2_H

#include <cmath>
#include <cstdlib>
#include "BaseFab.H"
#include "NodeFArrayBox.H"
#include "NodeCFIVS.H"
#include "NodeBC.H"

class NodeQuadCFInterp2
{
public:




  NodeQuadCFInterp2();

  NodeQuadCFInterp2(const DisjointBoxLayout& a_grids,
                    Real a_dx,
                    const ProblemDomain& a_domain,
                    const LayoutData<NodeCFIVS>* const a_loCFIVS,
                    const LayoutData<NodeCFIVS>* const a_hiCFIVS,
                    bool a_interfaceOnly,
                    int a_interpolationDegree,
                    int a_ncomp = 1);


  ~NodeQuadCFInterp2();


  void define(const DisjointBoxLayout& a_grids,
              Real a_dx,
              const ProblemDomain& a_domain,
              const LayoutData<NodeCFIVS>* const a_loCFIVS,
              const LayoutData<NodeCFIVS>* const a_hiCFIVS,
              bool a_interfaceOnly,
              int a_interpolationDegree,
              int a_ncomp = 1);

              

  bool isDefined() const;



  void coarseFineInterp(LevelData<NodeFArrayBox>& a_phiFine,
                        const LevelData<NodeFArrayBox>& a_phiCoarse);


protected:

  // the grids at the current level (the finer level)
  DisjointBoxLayout m_grids;

  ProblemDomain m_domain;

  // nodes of m_grids
  BoxLayout m_gridsNodes;

  // nodes of grids at the coarser level
  BoxLayout m_coarsenedGridsNodes;

  // all nodes at the coarser level
  Box m_domainCoarseNodes;

  // copy of coarse phi, used in CFInterp().
  LevelData<NodeFArrayBox> m_coarseCopy;

  // Are you interpolating from interface only?
  bool m_interfaceOnly;

  // degree of interpolation:  1 for (bi)linear, 2 for (bi)quadratic
  int m_interpolationDegree;

  // number of components
  int m_ncomp;

  // mesh spacing at this level
  Real m_dx;

  // has full define function been called?
  bool m_isDefined;

  // m_loCFIVS, m_hiCFIVS used for figuring out which nodes lie
  // on interface with the next coarser level.
  const LayoutData<NodeCFIVS>* m_loCFIVS;
  const LayoutData<NodeCFIVS>* m_hiCFIVS;
  // LayoutData<NodeCFIVS> m_loCFIVS[SpaceDim];
  // LayoutData<NodeCFIVS> m_hiCFIVS[SpaceDim];

  // weights for coarse/fine interpolation
  // Tuple<FArrayBox*, SpaceDim> m_wtLo, m_wtHi, m_wtC;

  BoxLayoutData< BaseFab<int> > m_mask;

  BoxLayoutData< BaseFab<int> > m_maskCoarse;

private:
  //internally useful functions

  void getMask();

  void clearMemory();

  void setDefaultValues();

  void interpLine(FArrayBox& a_fineFab,
                  const FArrayBox& a_psiFab,
                  const IntVectSet& a_psiFabNodes,
                  const BaseFab<int>& a_maskFab,
                  const BaseFab<int>& a_maskCoarseFab,
                  const IntVect& a_iv,
                  int a_idirOther);
};

#endif

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