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//
// Stratimikos: Thyra-based strategies for linear solvers
// Copyright (2006) Sandia Corporation
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#ifndef THYRA_IFPACK_PRECONDITIONER_FACTORY_DECL_HPP
#define THYRA_IFPACK_PRECONDITIONER_FACTORY_DECL_HPP
#include "Thyra_PreconditionerFactoryBase.hpp"
#include "Thyra_EpetraOperatorViewExtractorBase.hpp"
#include "Teuchos_StandardCompositionMacros.hpp"
#include "Ifpack.h"
namespace Thyra {
/** \brief Concrete preconditioner factory subclass based on Ifpack.
*
* ToDo: Finish documentation!
*/
class IfpackPreconditionerFactory : public PreconditionerFactoryBase<double> {
public:
/** @name Constructors/initializers/accessors */
//@{
/** \brief . */
IfpackPreconditionerFactory();
/** \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> &fwdOpSrc ) 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> > &fwdOpSrc
,PreconditionerBase<double> *prec
,const ESupportSolveUse supportSolveUse
) const;
/** \brief . */
void uninitializePrec(
PreconditionerBase<double> *prec
,Teuchos::RCP<const LinearOpSourceBase<double> > *fwdOpSrc
,ESupportSolveUse *supportSolveUse
) const;
//@}
/** @name Overridden from 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 Teuchos::Describable. */
//@{
/** \brief . */
std::string description() const;
//@}
private:
// ////////////////////////////////
// Private data members
Teuchos::RCP<Teuchos::ParameterList> paramList_;
::Ifpack::EPrecType precType_;
int overlap_;
// ////////////////////////////////
// Private member functions
static void initializeTimers();
};
} // namespace Thyra
#endif // THYRA_IFPACK_PRECONDITIONER_FACTORY_DECL_HPP
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