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EpetraExt_Reindex_CrsMatrix.h
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00001 //@HEADER
00002 // ***********************************************************************
00003 // 
00004 //     EpetraExt: Epetra Extended - Linear Algebra Services Package
00005 //                 Copyright (2001) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Michael A. Heroux (maherou@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 //@HEADER
00028                                                                                                     
00029 #ifndef EpetraExt_CRSMATRIX_REINDEX_H
00030 #define EpetraExt_CRSMATRIX_REINDEX_H
00031 
00032 #include <EpetraExt_Transform.h>
00033 
00034 class Epetra_CrsMatrix;
00035 class Epetra_Map;
00036 
00037 namespace EpetraExt {
00038 
00040 
00044 class CrsMatrix_Reindex : public ViewTransform<Epetra_CrsMatrix> {
00045 
00046   const Epetra_Map & NewRowMap_;
00047   Epetra_Map * NewColMap_;
00048 
00049  public:
00050 
00052 
00054   ~CrsMatrix_Reindex();
00055 
00057 
00059   CrsMatrix_Reindex( const Epetra_Map & new_row_map )
00060   : NewRowMap_(new_row_map),
00061     NewColMap_(0)
00062   {}
00063 
00065 
00067   NewTypeRef operator()( OriginalTypeRef orig );
00068 
00069 };
00070 
00071 } //namespace EpetraExt
00072 
00073 #endif //EpetraExt_CRSMATRIX_REINDEX_H
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