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// ***********************************************************************
//
// Ifpack: Object-Oriented Algebraic Preconditioner Package
// Copyright (2002) 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_ML_PRECONDITIONER_FACTORY_DECL_HPP
#define THYRA_ML_PRECONDITIONER_FACTORY_DECL_HPP
#include "Thyra_PreconditionerFactoryBase.hpp"
#include "Thyra_EpetraOperatorViewExtractorBase.hpp"
#include "Teuchos_StandardCompositionMacros.hpp"
namespace Thyra {
/** \brief Concrete preconditioner factory subclass based on ML.
*
* ToDo: Finish documentation!
*/
class MLPreconditionerFactory : public PreconditionerFactoryBase<double> {
public:
/** @name Constructors/initializers/accessors */
//@{
/** \brief . */
MLPreconditionerFactory();
/** \brief Set the strategy object used to extract an
* <tt>Epetra_Operator</tt> view of an input forward operator.
*
* This view will then be dynamically casted to <tt>Epetra_RowMatrix</tt>
* before it is used.
*
* The default implementation used is <tt>EpetraOperatorViewExtractorBase</tt>.
*/
STANDARD_COMPOSITION_MEMBERS(
EpetraOperatorViewExtractorBase, epetraFwdOpViewExtractor );
//@}
/** @name Overridden from PreconditionerFactoryBase */
//@{
/** \brief . */
bool isCompatible( const LinearOpSourceBase<double> &fwdOp ) const;
/** \brief . */
bool applySupportsConj(EConj conj) const;
/** \brief . */
bool applyTransposeSupportsConj(EConj conj) const;
/** \brief . */
Teuchos::RCP<PreconditionerBase<double> > createPrec() const;
/** \brief . */
void initializePrec(
const Teuchos::RCP<const LinearOpSourceBase<double> > &fwdOp,
PreconditionerBase<double> *prec,
const ESupportSolveUse supportSolveUse
) const;
/** \brief . */
void uninitializePrec(
PreconditionerBase<double> *prec
,Teuchos::RCP<const LinearOpSourceBase<double> > *fwdOp
,ESupportSolveUse *supportSolveUse
) const;
//@}
/** @name Overridden from Teuchos::ParameterListAcceptor */
//@{
/** \brief . */
void setParameterList(
Teuchos::RCP<Teuchos::ParameterList> const& paramList);
/** \brief . */
Teuchos::RCP<Teuchos::ParameterList> getNonconstParameterList();
/** \brief . */
Teuchos::RCP<Teuchos::ParameterList> unsetParameterList();
/** \brief . */
Teuchos::RCP<const Teuchos::ParameterList> getParameterList() const;
/** \brief . */
Teuchos::RCP<const Teuchos::ParameterList> getValidParameters() const;
//@}
/** \name Public functions overridden from Describable. */
//@{
/** \brief . */
std::string description() const;
// ToDo: Add an override of describe(...) to give more detail!
//@}
private:
Teuchos::RCP<Teuchos::ParameterList> paramList_;
};
} // namespace Thyra
#endif // THYRA_ML_PRECONDITIONER_FACTORY_DECL_HPP
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