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LevelOp.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.
//
// DTGraves, Mon, July 26, 1999

#ifndef _LevelOP_H_
#define _LevelOP_H_

#include <iostream>
#include <math.h>
#include <assert.h>
#include <stdlib.h>
#include <REAL.H>
#include <IntVect.H>
#include <Box.H>
#include <DisjointBoxLayout.H>
#include <LevelData.H>
#include <FArrayBox.H>
#include <LoHiSide.H>
#include <ProblemDomain.H>


class LevelOp
{

public:



  virtual
  void CFInterp(
                LevelData<FArrayBox>& a_phi,
                const LevelData<FArrayBox>& a_phiCoarse
                ) = 0;


  virtual
  void homogeneousCFInterp(LevelData<FArrayBox>& a_phi) = 0;

  LevelOp() {};


  virtual LevelOp* new_levelop() const = 0;

  virtual bool isDefined() const = 0;


  virtual void define(
                      const DisjointBoxLayout& Ba,
                      const DisjointBoxLayout* base_ba,
                      Real  DxLevel, 
                      int refratio,
                      const Box& domf,
                      bool homogeneousOnly,
                      int ncomp = 1) = 0;


  virtual void define(
                      const DisjointBoxLayout& Ba,
                      const DisjointBoxLayout* base_ba,
                      Real  DxLevel, 
                      int refratio,
                      const ProblemDomain& domf,
                      bool homogeneousOnly,
                      int ncomp = 1) = 0;



  virtual void define(
                      const LevelOp* opfine,
                      int reftofine) = 0;

  virtual ~LevelOp(){};


  virtual void smooth(
                      LevelData<FArrayBox>& phi,
                      const LevelData<FArrayBox>& rhs
                      ) = 0;

  

  virtual void levelPreconditioner(
                                   LevelData<FArrayBox>& a_phihat,
                                   const LevelData<FArrayBox>& a_rhshat
                                   ) = 0;



  virtual void applyOpI(
                        LevelData<FArrayBox>& phi,
                        const LevelData<FArrayBox>* phiCoarse,
                        LevelData<FArrayBox>& LOfPhi
                        ) = 0;


  virtual void applyOpIcfHphys(
                               LevelData<FArrayBox>& phi,
                               const LevelData<FArrayBox>* phiCoarse,
                               LevelData<FArrayBox>& LOfPhi
                               )  = 0;


  virtual void applyOpHcfIphys(
                               LevelData<FArrayBox>& phi,
                               LevelData<FArrayBox>& LOfPhi
                               ) = 0;


  virtual void applyOpH(
                        LevelData<FArrayBox>& phi,
                        LevelData<FArrayBox>& LOfPhi
                        ) = 0;


  virtual void bottomSmoother(
                              LevelData<FArrayBox>& phi,
                              const LevelData<FArrayBox>& rhs) = 0;


  virtual void 
  getFlux(
          FArrayBox& flux, 
          const FArrayBox& data, 
          const DataIndex& a_datInd,
          int dir) = 0;

};




#endif

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