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MeshRefine.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 _MESH_REFINE_H_
#define _MESH_REFINE_H_
// Include files:

#include <climits>

#include "Vector.H"
#include "Box.H"
#include "IntVectSet.H"
#include "REAL.H"
#include "ProblemDomain.H"

// Constants:


class MeshRefine
{
public:
  MeshRefine();
  
  MeshRefine(
               const Box& a_baseDomain,
               const Vector<int>& a_refRatios,
               const Real a_fillRatio,
               const int a_blockFactor,
               const int a_bufferSize,
               const int a_maxSize);

  MeshRefine(
               const ProblemDomain& a_baseDomain,
               const Vector<int>& a_refRatios,
               const Real a_fillRatio,
               const int a_blockFactor,
               const int a_bufferSize,
               const int a_maxSize);
  

  virtual ~MeshRefine();
  
  void define(
              const Box& a_baseDomain,
              const Vector<int>& a_refRatios,
              const Real a_fillRatio,
              const int a_blockFactor,
              const int a_bufferSize,
              const int a_maxSize);


  void define(
              const ProblemDomain& a_baseDomain,
              const Vector<int>& a_refRatios,
              const Real a_fillRatio,
              const int a_blockFactor,
              const int a_bufferSize,
              const int a_maxSize);
  

  virtual int regrid(
                     Vector<Vector<Box> >& a_newmeshes,
                     const IntVectSet& a_tags,
                     const int a_baseLevel,
                     const int a_topLevel,
                     const Vector<Vector<Box> >& a_oldMeshes) const;
  

  virtual int regrid(
                     Vector<Vector<Box> >& a_newmeshes,
                     const Vector<IntVectSet>& a_tags,
                     const int a_baseLevel,
                     const int a_topLevel,
                     const Vector<Vector<Box> >& a_oldMeshes) const;
  
  
  
  const Vector<int>& refRatios() const;
  
  Real fillRatio() const;
  
  int blockFactor() const;
  
  int bufferSize() const;
  
  int maxSize() const;
  
  void refRatios(const Vector<int>& a_nRefVect);
  
  void fillRatio(const Real a_fill_ratio);
  
  void blockFactor(const int a_block_factor);
  
  void bufferSize(const int a_buffer_size);
  
  void  maxSize(const int a_max_size);
  
  bool isDefined() const;
  
  

  virtual void 
  makeBoxes(
            Vector<Box>&      a_mesh,        
            const IntVectSet& a_tags,        
            const IntVectSet& a_pnd,         
            const ProblemDomain& a_domain,
            const int         a_maxSize) const = 0;
  

protected:


  virtual void
  computeLocalBlockFactors();
  
  
  /*@ManMemo: Computes proper nesting domains.  This should only be 
    called by refine. it assumes that everything has already been
    coarsened by the local blocking factor
  */
  virtual void
  makePNDs(
           Vector<IntVectSet>& a_pnds,    
           const int           a_baseLevel,       
           const int           a_topLevel,
           const Vector<ProblemDomain>&  a_domains,        
           const IntVectSet&   a_baseMesh, 
           const Vector<int>&  a_bufferSize ) const;  
  

  // local data members
  bool m_isDefined;
  
  Vector<ProblemDomain> m_vectDomains;

  Vector<int> m_nRefVect;

  Real m_fillRatio;

  int m_blockFactor;
  
  Vector<int> m_level_blockfactors;
  
  int m_bufferSize;
  
  int m_maxSize;
  
};


#endif

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