FineInterp.H

Go to the documentation of this file.

/*   _______              __
    / ___/ /  ___  __ _  / /  ___
   / /__/ _ \/ _ \/  V \/ _ \/ _ \
   \___/_//_/\___/_/_/_/_.__/\___/
*/
// CHOMBO Copyright (c) 2000-2004, The Regents of the University of
// California, through Lawrence Berkeley National Laboratory (subject to
// receipt of any required approvals from U.S. Dept. of Energy).  All
// rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// (1) Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// (2) Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// (3) Neither the name of Lawrence Berkeley National Laboratory, U.S.
// Dept. of Energy nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// You are under no obligation whatsoever to provide any bug fixes,
// patches, or upgrades to the features, functionality or performance of
// the source code ("Enhancements") to anyone; however, if you choose to
// make your Enhancements available either publicly, or directly to
// Lawrence Berkeley National Laboratory, without imposing a separate
// written license agreement for such Enhancements, then you hereby grant
// the following license: a non-exclusive, royalty-free perpetual license
// to install, use, modify, prepare derivative works, incorporate into
// other computer software, distribute, and sublicense such Enhancements or
// derivative works thereof, in binary and source code form.
//
// TRADEMARKS. Product and company names mentioned herein may be the
// trademarks of their respective owners.  Any rights not expressly granted
// herein are reserved.
//

#ifndef _FINEINTERP_H_
#define _FINEINTERP_H_

#include "REAL.H"
#include "LevelData.H"
#include "BaseFab.H"
#include "FArrayBox.H"
#include "ProblemDomain.H"

class DisjointBoxLayout;


class FineInterp
{
public:

  FineInterp();


  ~FineInterp();


  FineInterp(const DisjointBoxLayout& a_fine_domain,
             const int& a_numcomps,
             const int& a_ref_ratio,
             const Box& a_fine_problem_domain);


  FineInterp(const DisjointBoxLayout& a_fine_domain,
             const int& a_numcomps,
             const int& a_ref_ratio,
             const ProblemDomain& a_fine_problem_domain);


  void
  define(const DisjointBoxLayout& a_fine_domain, // the fine level domain
         const int& a_numcomps,                   // the number of components
         const int& a_ref_ratio,                  // the refinement ratio
         const Box& a_fine_problem_domain);      // problem domain


  void
  define(const DisjointBoxLayout& a_fine_domain, // the fine level domain
         const int& a_numcomps,                   // the number of components
         const int& a_ref_ratio,                  // the refinement ratio
         const ProblemDomain& a_fine_problem_domain);


  bool
  isDefined() const;


  void
  interpToFine(LevelData<FArrayBox>& a_fine_data,
               const LevelData<FArrayBox>& a_coarse_data);

protected:
  void
  interpGridData(BaseFab<Real>& a_fine,
                 const BaseFab<Real>& a_coarse,
                 const Box& a_coarsened_fine_box,
                 int a_ref_ratio)
    const;

protected:
  bool is_defined;
  // the refinement ratio
  int m_ref_ratio;
  // work array for the coarse level data in a domain that is the
  // outline of the fine level domain on the coarse level
  LevelData<FArrayBox> m_coarsened_fine_data;
  // coarse level problem domain
  ProblemDomain m_coarse_problem_domain;
};

#endif

---