Ifpack Package Browser (Single Doxygen Collection) Development
Ifpack_Graph.h
Go to the documentation of this file.
00001 /*@HEADER
00002 // ***********************************************************************
00003 //
00004 //       Ifpack: Object-Oriented Algebraic Preconditioner Package
00005 //                 Copyright (2002) 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 
00030 #ifndef IFPACK_GRAPH_H
00031 #define IFPACK_GRAPH_H
00032 class Epetra_Comm;
00033 
00035 
00046 class Ifpack_Graph {
00047 
00048 public:
00049     
00051   virtual ~Ifpack_Graph() {};
00052 
00054   virtual int NumMyRows() const = 0;
00055 
00057   virtual int NumMyCols() const = 0;
00058 
00060   virtual int NumGlobalRows() const = 0;
00061 
00063   virtual int NumGlobalCols() const = 0;
00064 
00066   virtual int MaxMyNumEntries() const = 0;
00067 
00069   virtual int NumMyNonzeros() const = 0;
00070 
00072   virtual bool Filled() const = 0;
00073 
00075   virtual int GRID(int) const = 0;
00076 
00078   virtual int GCID(int) const = 0;
00079   
00081   virtual int LRID(int) const = 0;
00082 
00084   virtual int LCID(int) const = 0;
00085 
00087   virtual int ExtractMyRowCopy(int MyRow, int LenOfIndices, 
00088              int &NumIndices, int *Indices) const = 0;
00089 
00091   virtual const Epetra_Comm& Comm() const = 0;
00092 
00094   virtual ostream& Print(std::ostream& os) const = 0;
00095 
00096 };
00097 
00098 inline ostream& operator<<(ostream& os, const Ifpack_Graph& obj)
00099 {
00100   return(obj.Print(os));
00101 }
00102 
00103 #endif // iFPACK_GRAPH_H
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines