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Meros_InverseOperator.hpp

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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_INVERSE_OPERATOR_H
00030 #define MEROS_INVERSE_OPERATOR_H
00031 
00032 #include "Thyra_VectorImpl.hpp" // need for LinOpDecl
00033 #include "Thyra_VectorSpaceImpl.hpp" // need for LinOpDecl
00034 #include "Thyra_LinearOperatorImpl.hpp"
00035 #include "Thyra_DefaultInverseLinearOp.hpp"
00036 #include "Meros_LinearSolveStrategy.hpp"
00037 
00038 
00039 namespace Meros 
00040 {
00041   using namespace Teuchos;
00042   using namespace Thyra;
00043 
00047   template <class Scalar>
00048   class InverseOperator
00049     : public Handleable<LinearOpBase<Scalar> >,
00050       public DefaultInverseLinearOp<Scalar>
00051   {
00052   public:
00054     InverseOperator(const LinearOperator<Scalar>& op,
00055                     const LinearSolveStrategy<Scalar>& solver)
00056       : DefaultInverseLinearOp<Scalar>(solver.getLOWS(op))
00057     {
00058     }
00059     
00060     /* */
00062     InverseOperator(const ConstLinearOperator<Scalar>& op,
00063                     const LinearSolveStrategy<Scalar>& solver)
00064       : DefaultInverseLinearOp<Scalar>(solver.getLOWS(op))
00065     {
00066     }
00067     
00068     /* */
00069     TEUCHOS_GET_RCP(LinearOpBase<Scalar> );
00070   };
00071 
00072 
00073 } // namespace Meros
00074 
00075 #endif