amroc/amr/LevelTransfer.h

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// -*- C++ -*-

// Copyright (C) 2002 Ralf Deiterding
// Brandenburgische Universitaet Cottbus
//
// Copyright (C) 2003-2007 California Institute of Technology
// Ralf Deiterding, ralf@cacr.caltech.edu

#ifndef AMROC_LEVELTRANSFER_H
#define AMROC_LEVELTRANSFER_H

#include <string>
#include "AMRBase.h"

template <class VectorType, int dim>
class LevelTransfer : public AMRBase<VectorType,dim> {
  typedef AMRBase<VectorType,dim> base;
public:
  typedef typename base::vec_grid_data_type vec_grid_data_type;

  LevelTransfer() : base(), adaptbndry_flag(DAGHAdaptBoundaryInterp) {}

  virtual ~LevelTransfer() {}

  //******************************************************************************
  // Abstract class interface
  //******************************************************************************
  virtual void Prolong(vec_grid_data_type &source, const int& source_level, 
                       vec_grid_data_type &target, const int& target_level, 
                       const BBox &bb) = 0;
  virtual void Restrict(vec_grid_data_type &source, const int& source_level, 
                        vec_grid_data_type &target, const int& target_level, 
                        const BBox &bb) = 0;
  //******************************************************************************
  virtual void SetAdaptBndry(vec_grid_data_type &target, vec_grid_data_type &target_help_previous, 
                             vec_grid_data_type &target_help_next, vec_grid_data_type &source_next, const double &frac,
                             vec_grid_data_type &source_previous, const double &oneminusfrac, 
                             const int &target_level, const BBox &bb, const int side) {}
  //******************************************************************************

  inline void SetAdaptiveBoundaryType(const short abd) { adaptbndry_flag = abd; }
  inline const short& AdaptiveBoundaryType() const { return adaptbndry_flag; }
  inline bool UseAdaptBndry() const { 
    return ((adaptbndry_flag == DAGHAdaptBoundaryUserDef) || 
            (adaptbndry_flag == DAGHAdaptBoundaryBoth));
  }

protected:
  short adaptbndry_flag;
};


#endif

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