//@HEADER // *********************************************************************** // // EpetraExt: Epetra Extended - Linear Algebra Services Package // Copyright (2001) Sandia Corporation // // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive // license for use of this work by or on behalf of the U.S. Government. // // This library is free software; you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as // published by the Free Software Foundation; either version 2.1 of the // License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 // USA // Questions? Contact Michael A. Heroux (maherou@sandia.gov) // // *********************************************************************** //@HEADER #ifndef EpetraExt_CRSGRAPH_OVERLAP_H #define EpetraExt_CRSGRAPH_OVERLAP_H #include <EpetraExt_Transform.h> class Epetra_BlockMap; class Epetra_CrsGraph; namespace EpetraExt { /// /** Given an input Epetra_CrsGraph, a "overlapped" Epetra_CrsGraph is generated * including rows associated with off processor contributions. */ class CrsGraph_Overlap : public StructuralSameTypeTransform<Epetra_CrsGraph> { const int levelOverlap_; const bool squareLocalBlock_; Epetra_BlockMap * OverlapMap_; public: /// /** Destructor */ ~CrsGraph_Overlap(); /// /** Constructor */ CrsGraph_Overlap( int overlap, bool squareLocalBlock = false ) : levelOverlap_(overlap), squareLocalBlock_(squareLocalBlock), OverlapMap_(0) {} /// /** Constructs "overlapped" Epetra_CrsGraph from original */ NewTypeRef operator()( OriginalTypeRef orig ); }; } //namespace EpetraExt #endif //EpetraExt_CRSGRAPH_OVERLAP_H