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MGInterp.H

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00001 /* _______              __
00002   / ___/ /  ___  __ _  / /  ___
00003  / /__/ _ \/ _ \/  ' \/ _ \/ _ \
00004  \___/_//_/\___/_/_/_/_.__/\___/ 
00005 */
00006 //
00007 // This software is copyright (C) by the Lawrence Berkeley
00008 // National Laboratory.  Permission is granted to reproduce
00009 // this software for non-commercial purposes provided that
00010 // this notice is left intact.
00011 // 
00012 // It is acknowledged that the U.S. Government has rights to
00013 // this software under Contract DE-AC03-765F00098 between
00014 // the U.S.  Department of Energy and the University of
00015 // California.
00016 //
00017 // This software is provided as a professional and academic
00018 // contribution for joint exchange. Thus it is experimental,
00019 // is provided ``as is'', with no warranties of any kind
00020 // whatsoever, no support, no promise of updates, or printed
00021 // documentation. By using this software, you acknowledge
00022 // that the Lawrence Berkeley National Laboratory and
00023 // Regents of the University of California shall have no
00024 // liability with respect to the infringement of other
00025 // copyrights by any part of this software.
00026 //
00027 
00028 #ifndef _PC_INTERP_H_
00029 #define _PC_INTERP_H_
00030 
00031 #include "REAL.H"
00032 #include "LevelData.H"
00033 #include "BaseFab.H"
00034 #include "FArrayBox.H"
00035 #include "ProblemDomain.H"
00036 
00037 class DisjointBoxLayout;
00038 
00040 
00045 class MGInterp
00046 {
00047 public:
00049   MGInterp();
00050 
00052   ~MGInterp();
00053 
00055   MGInterp(const DisjointBoxLayout& a_fine_domain,
00056            int a_numcomps,
00057            int a_ref_ratio,
00058            const Box& a_problem_domain);
00059 
00061   MGInterp(const DisjointBoxLayout& a_fine_domain,
00062            int a_numcomps,
00063            int a_ref_ratio,
00064            const ProblemDomain& a_problem_domain);
00065 
00067 
00070   void 
00071   define(const DisjointBoxLayout& a_fine_domain, // the fine level domain
00072          int a_numcomps,                         // the number of components
00073          int a_ref_ratio,                        // the refinement ratio
00074          const Box& a_problem_domain);           // problem domain
00075 
00076 
00078 
00081   void 
00082   define(const DisjointBoxLayout& a_fine_domain, // the fine level domain
00083          int a_numcomps,                         // the number of components
00084          int a_ref_ratio,                        // the refinement ratio
00085          const ProblemDomain& a_problem_domain); // problem domain
00086 
00088 
00091   void 
00092   interpToFine(LevelData<FArrayBox>& a_fine_data,
00093                const LevelData<FArrayBox>& a_coarse_data);
00094 
00096   bool
00097   isDefined() const;
00098 
00099 protected:
00100   bool is_defined;
00101   // the refinement ratio
00102   int m_ref_ratio;
00103   // work array for the coarse level data in a domain that is the
00104   // outline of the fine level domain on the coarse level
00105   LevelData<FArrayBox> m_coarsened_fine_data;
00106   DisjointBoxLayout m_grids;
00107   // problem domain
00108   ProblemDomain m_problem_domain;
00109 };
00110 
00111 #endif

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