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// ***********************************************************************
//
// Thyra: Interfaces and Support for Abstract Numerical Algorithms
// Copyright (2004) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
// @HEADER
#ifndef THYRA_EPETRAEXT_DIAG_SCALING_TRANSFORMER_HPP
#define THYRA_EPETRAEXT_DIAG_SCALING_TRANSFORMER_HPP
#include "Thyra_LinearOpTransformerBase.hpp"
namespace Thyra {
/** \brief Transformer subclass for diagonally scaling a Epetra/Thyra
* operator.
*
* \ingroup EpetraExt_Thyra_Op_Vec_adapters_grp
*/
class EpetraExtDiagScalingTransformer : public LinearOpTransformerBase<double>
{
public:
/** \name Overridden from LinearOpTransformerBase. */
//@{
/** \brief . */
virtual bool isCompatible(const LinearOpBase<double> &op_in) const;
/** \brief . */
virtual RCP<LinearOpBase<double> > createOutputOp() const;
/** \brief . */
virtual void transform(
const LinearOpBase<double> &op_in,
const Ptr<LinearOpBase<double> > &op_inout
) const;
//@}
private:
};
/** \brief Nonmember constructor.
*
* \relates EpetraExtDiagScalingTransformer
*/
inline
RCP<EpetraExtDiagScalingTransformer>
epetraExtDiagScalingTransformer()
{
return Teuchos::rcp(new EpetraExtDiagScalingTransformer());
}
} // namespace Thyra
#endif // THYRA_EPETRAEXT_DIAG_SCALED_MAT_PROD_TRANSFORMER_HPP
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