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_ZERO_OPERATOR_H 00030 #define MEROS_ZERO_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_DefaultZeroLinearOp.hpp" 00036 00037 00038 namespace Meros 00039 { 00040 using namespace Teuchos; 00041 using namespace Thyra; 00042 00046 template <class Scalar> 00047 class ZeroOperator 00048 : public Handleable<LinearOpBase<Scalar> >, 00049 public DefaultZeroLinearOp<Scalar> 00050 { 00051 public: 00053 ZeroOperator(const VectorSpace<Scalar>& range, 00054 const VectorSpace<Scalar>& domain) 00055 : DefaultZeroLinearOp<Scalar>(range.constPtr(), 00056 domain.constPtr()) 00057 { 00058 } 00059 00060 /* */ 00061 TEUCHOS_GET_RCP(LinearOpBase<Scalar> ); 00062 }; 00063 00064 00065 } // namespace Meros 00066 00067 #endif // MEROS_PCD_OPERATOR_SOURCE_H