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Meros_PCDOperatorSource.h

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00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 //              Meros: Segregated Preconditioning Package
00005 //                 Copyright (2004) 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 MEROS_PCD_OPERATOR_SOURCE_H
00030 #define MEROS_PCD_OPERATOR_SOURCE_H
00031 
00032 #include "Thyra_LinearOpSourceBase.hpp"
00033 #include "Teuchos_ConstNonconstObjectContainer.hpp"
00034 #include "Thyra_VectorImpl.hpp" 
00035 #include "Thyra_VectorSpaceImpl.hpp" 
00036 #include "Thyra_LinearOperatorDecl.hpp"
00037 #include "Epetra_RowMatrix.h"
00038 #include "Teuchos_RCP.hpp"
00039 
00040 
00041 namespace Meros 
00042 {
00043 
00044   using namespace Thyra;
00045   
00050   //template <class double, class double = double>
00051   class PCDOperatorSource : virtual public LinearOpSourceBase<double>
00052     {
00053     public:
00054 
00057 
00060       PCDOperatorSource();
00061 
00062 
00065       PCDOperatorSource(ConstLinearOperator<double> op,
00066       ConstLinearOperator<double> Fp,
00067       ConstLinearOperator<double> Ap);
00068 
00071       PCDOperatorSource(ConstLinearOperator<double> op,
00072       ConstLinearOperator<double> Fp,
00073       ConstLinearOperator<double> Ap,
00074       ConstLinearOperator<double> Qp);
00075 
00079       PCDOperatorSource(Epetra_RowMatrix* S00,
00080       Epetra_RowMatrix* S01,
00081       Epetra_RowMatrix* S10,
00082       Epetra_RowMatrix* S11,
00083             Epetra_RowMatrix* Fp,
00084       Epetra_RowMatrix* Ap);
00085 
00086 
00090       PCDOperatorSource(Epetra_RowMatrix* S00,
00091       Epetra_RowMatrix* S01,
00092       Epetra_RowMatrix* S10,
00093       Epetra_RowMatrix* S11,
00094             Epetra_RowMatrix* Fp,
00095       Epetra_RowMatrix* Ap,
00096       Epetra_RowMatrix* Qp);
00097 
00098 
00099 /*       /\** \brief Initialize with saddle, Fp, and Ap LinearOperators */
00100 /*        *\/ */
00101 /*       void initialize(ConstLinearOperator<double> op, */
00102 /*          ConstLinearOperator<double> Fp, */
00103 /*          ConstLinearOperator<double> Ap); */
00104 
00105 
00108       void initialize(ConstLinearOperator<double> op,
00109           ConstLinearOperator<double> Fp,
00110           ConstLinearOperator<double> Ap,
00111           ConstLinearOperator<double> Qp);
00112 
00113 
00120       void uninitialize();
00121       
00122       
00124       bool isOpConst() const;
00125 
00127       RCP<const LinearOpBase<double> > getOp() const;
00128 
00130       RCP<LinearOpBase<double> > getNonconstOp() ;
00131 
00133       ConstLinearOperator<double> getSaddleOp() const;
00134 
00136       ConstLinearOperator<double> getFp() const;
00137 
00139       ConstLinearOperator<double> getAp() const;
00140 
00142       ConstLinearOperator<double> getQp() const;
00143 
00144   
00145     private:
00146       
00147       Teuchos::ConstNonconstObjectContainer<LinearOpBase<double> >  op_;
00148       Teuchos::ConstNonconstObjectContainer<LinearOpBase<double> >  Fp_;
00149       Teuchos::ConstNonconstObjectContainer<LinearOpBase<double> >  Ap_;
00150       Teuchos::ConstNonconstObjectContainer<LinearOpBase<double> >  Qp_;
00151 
00152     };
00153 
00154 
00155 } // namespace Meros
00156 
00157 #endif // MEROS_PCD_OPERATOR_SOURCE_H