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LevelFluxRegister.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.
//

#ifndef _LEVELFLUXREGISTER_H_
#define _LEVELFLUXREGISTER_H_
#include "REAL.H"
#include "Vector.H"
#include "FArrayBox.H"
#include "IntVectSet.H"
#include "CFStencil.H"
#include "LoHiSide.H"
#include "LevelData.H"
#include "LayoutData.H"
#include "ProblemDomain.H"



class LevelFluxRegister
{
public:


  LevelFluxRegister();


  LevelFluxRegister(
                    const DisjointBoxLayout& a_dbl,
                    const DisjointBoxLayout& a_dblCoarse,
                    const Box& a_dProblem,
                    int a_nRefine,
                    int a_nComp);


  LevelFluxRegister(
                    const DisjointBoxLayout& a_dbl,
                    const DisjointBoxLayout& a_dblCoarse,
                    const ProblemDomain& a_dProblem,
                    int a_nRefine,
                    int a_nComp);

  ~LevelFluxRegister();


  void define(
              const DisjointBoxLayout& a_dbl,
              const DisjointBoxLayout& a_dblCoarse,
              const Box& a_dProblem,
              int a_nRefine,
              int a_nComp);



  void define(
              const DisjointBoxLayout& a_dbl,
              const DisjointBoxLayout& a_dblCoarse,
              const ProblemDomain& a_dProblem,
              int a_nRefine,
              int a_nComp);


  void
  undefine();


  void setToZero(); 


  void incrementCoarse(
                       FArrayBox& a_coarseFlux,
                       Real a_scale,
                       const DataIndex& a_coarseDataIndex,
                       const Interval& a_srcInterval,
                       const Interval& a_dstInterval,
                       int a_dir);


  void incrementFine(
                     FArrayBox& a_fineFlux,
                     Real a_scale,
                     const DataIndex& a_fineDataIndex,
                     const Interval& a_srcInterval,
                     const Interval& a_dstInterval,
                     int a_dir,
                     Side::LoHiSide a_sd);


  void reflux(
              LevelData<FArrayBox>& a_uCoarse,
              Real a_scale);


  void reflux(
              LevelData<FArrayBox>& a_uCoarse,
              const Interval& a_coarse_interval,
              const Interval& a_flux_interval,
              Real a_scale);


  bool isDefined() const;

  //spew the contents of all the registers
  void dump();

  //spew the contents of all the low coar registers
  void dumpLoCoar(int idir);

  //spew the contents of all the high coar registers
  void dumpHiCoar(int idir);

  //spew the contents of all the low fine registers
  void dumpLoFine(int idir);

  //spew the contents of all the high fine registers
  void dumpHiFine(int idir);
protected:

  static int index(int dir, Side::LoHiSide side);

  //internal use only
  void setDefaultValues();

  // both fabCoarse and fabFine have FArrayBoxes that are
  // defined in the coarse index space.  fabCoarse 
  // can ONLY be indexed into by the DataIndex stored in
  // coarToCoarMap.  fabFine is indexed by the same indexing
  // used in the fine DisjointBoxLayout.
  LevelData<FArrayBox> fabCoarse[SpaceDim*2];
  LevelData<FArrayBox> fabFine[SpaceDim*2];
  // in an attempt to speed things up in the periodic case especially,
  // precompute copiers used to copy from fabFine to coarse-level-indexed
  // fabs
  Vector<Copier> crseCopiers;

  LayoutData<Vector<IntVectSet> > refluxLocations[SpaceDim*2];
  LayoutData<Vector<DataIndex>  > coarToCoarMap[SpaceDim*2];

  bool m_isDefined;

  int m_nComp;

  int m_nRefine;

  ProblemDomain m_domainCoarse;

  DisjointBoxLayout m_gridsFine;
  DisjointBoxLayout m_gridsCoar;
private:

  void operator= (const LevelFluxRegister&);
  LevelFluxRegister(const LevelFluxRegister&);
};
#endif

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