Ifpack_OverlapFactorObject.h

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_OVERLAPFACTOROBJECT_H
00031 #define IFPACK_OVERLAPFACTOROBJECT_H
00032 
00034 
00035 class Ifpack_OverlapFactorObject {
00036 
00037  public:
00039 
00040 
00044   Ifpack_OverlapFactorObject(const Ifpack_OverlapGraph * OverlapGraph);
00045 
00047 
00052   Ifpack_OverlapFactorObject(const Epetra_RowMatrix * UserMatrix);
00053   
00055   Ifpack_OverlapFactorObject(const Ifpack_OverlapFactorObject & Source);
00056 
00058   virtual ~Ifpack_OverlapFactorObject();
00060 
00062 
00064 
00070   virtual int InitValues(const Epetra_RowMatrix * UserMatrix);
00071 
00073 
00077   virtual int Factor();
00079 
00081 
00082 
00084   bool Allocated() const {return(Allocated_);};
00085 
00087   bool ValuesInitialized() const {return(ValuesInitialized_);};
00088 
00090   bool Factored() const {return(Factored_);};
00092  
00093  protected:
00094 
00096 
00097 
00101   virtual int ProcessOverlapMatrix(const Epetra_RowMatrix &A)=0;
00102 
00104 
00106   virtual int DerivedFactor()=0;
00108 
00109   void SetAllocated(bool Flag) {Allocated_ = Flag;};
00110   void SetFactored(bool Flag) {Factored_ = Flag;};
00111   void SetValuesInitialized(bool Flag) {ValuesInitialized_ = Flag;};
00112 
00113   bool Factored_;
00114   bool Allocated_;
00115   bool ValuesInitialized_;
00116   Ifpack_OverlapGraph * OverlapGraph_;
00117   Epetra_RowMatrix * UserMatrix_;
00118 };
00119 #endif // IFPACK_OVERLAPFACTOROBJECT_H

Generated on Tue Jul 13 09:27:13 2010 for IFPACK by  doxygen 1.4.7