Thyra_BelosLinearOpWithSolve_decl.hpp

/*
// @HEADER
// ***********************************************************************
// 
//         Stratimikos: Thyra-based strategies for linear solvers
//                Copyright (2006) 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.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
// 
// ***********************************************************************
// @HEADER
*/
 
 
#ifndef THYRA_BELOS_LINEAR_OP_WITH_SOLVE_DECL_HPP
#define THYRA_BELOS_LINEAR_OP_WITH_SOLVE_DECL_HPP
 
#include "Thyra_LinearOpWithSolveBase.hpp"
#include "Thyra_LinearOpSourceBase.hpp"
#include "BelosSolverManager.hpp"
#include "BelosThyraAdapter.hpp"
#include "Teuchos_StandardMemberCompositionMacros.hpp"
 
 
namespace Thyra {
 
 
template<class Scalar>
class BelosLinearOpWithSolve : virtual public LinearOpWithSolveBase<Scalar>
{
public:
 
 
  typedef MultiVectorBase<Scalar>    MV_t;
  typedef LinearOpBase<Scalar>       LO_t;
 
 
 
  BelosLinearOpWithSolve();
 
  void initialize(
    const RCP<Belos::LinearProblem<Scalar,MV_t,LO_t> > &lp,
    const RCP<Teuchos::ParameterList> &solverPL,
    const RCP<Belos::SolverManager<Scalar,MV_t,LO_t> > &iterativeSolver,
    const RCP<const LinearOpSourceBase<Scalar> > &fwdOpSrc,
    const RCP<const PreconditionerBase<Scalar> > &prec,
    const bool isExternalPrec,
    const RCP<const LinearOpSourceBase<Scalar> > &approxFwdOpSrc,
    const ESupportSolveUse &supportSolveUse,
    const int convergenceTestFrequency
    );
 
  RCP<const LinearOpSourceBase<Scalar> > extract_fwdOpSrc();
 
  RCP<const PreconditionerBase<Scalar> > extract_prec();
 
  bool isExternalPrec() const;
 
  RCP<const LinearOpSourceBase<Scalar> > extract_approxFwdOpSrc();
 
  ESupportSolveUse supportSolveUse() const;
 
  void uninitialize(
    RCP<Belos::LinearProblem<Scalar,MV_t,LO_t> > *lp = NULL,
    RCP<Teuchos::ParameterList> *solverPL = NULL,
    RCP<Belos::SolverManager<Scalar,MV_t,LO_t> > *iterativeSolver = NULL,
    RCP<const LinearOpSourceBase<Scalar> > *fwdOpSrc = NULL,
    RCP<const PreconditionerBase<Scalar> > *prec = NULL,
    bool *isExternalPrec = NULL,
    RCP<const LinearOpSourceBase<Scalar> > *approxFwdOpSrc = NULL,
    ESupportSolveUse *supportSolveUse = NULL
    );
 
 
  RCP< const VectorSpaceBase<Scalar> > range() const;
  RCP< const VectorSpaceBase<Scalar> > domain() const;
  RCP<const LinearOpBase<Scalar> > clone() const;
 
  std::string description() const;
  void describe(
    Teuchos::FancyOStream &out,
    const Teuchos::EVerbosityLevel verbLevel
    ) const;
 
 
  void setParameterList(RCP<Teuchos::ParameterList> const& paramList);
  RCP<Teuchos::ParameterList> getNonconstParameterList();
  RCP<Teuchos::ParameterList> unsetParameterList();
  RCP<const Teuchos::ParameterList> getParameterList() const;
  RCP<const Teuchos::ParameterList> getValidParameters() const;
 
 
protected:
 
  virtual bool opSupportedImpl(EOpTransp M_trans) const;
  virtual void applyImpl(
    const EOpTransp M_trans,
    const MultiVectorBase<Scalar> &X,
    const Ptr<MultiVectorBase<Scalar> > &Y,
    const Scalar alpha,
    const Scalar beta
    ) const;
 
  virtual bool solveSupportsImpl(EOpTransp M_trans) const;
  virtual bool solveSupportsNewImpl(EOpTransp transp,
    const Ptr<const SolveCriteria<Scalar> > solveCriteria) const;
  virtual bool solveSupportsSolveMeasureTypeImpl(
    EOpTransp M_trans, const SolveMeasureType& solveMeasureType
    ) const;
  virtual SolveStatus<Scalar> solveImpl(
    const EOpTransp transp,
    const MultiVectorBase<Scalar> &B,
    const Ptr<MultiVectorBase<Scalar> > &X,
    const Ptr<const SolveCriteria<Scalar> > solveCriteria
    ) const;
  
private:
  
  // ///////////////////////////////
  // Private data members
 
 
  RCP<Belos::LinearProblem<Scalar,MV_t,LO_t> > lp_;
  RCP<Teuchos::ParameterList> solverPL_;
  RCP<Belos::SolverManager<Scalar,MV_t,LO_t> > iterativeSolver_;
  int convergenceTestFrequency_;
 
  RCP<const LinearOpSourceBase<Scalar> > fwdOpSrc_;
  RCP<const PreconditionerBase<Scalar> > prec_;
  bool isExternalPrec_;
  RCP<const LinearOpSourceBase<Scalar> > approxFwdOpSrc_;
  ESupportSolveUse supportSolveUse_;
 
  typename Teuchos::ScalarTraits<Scalar>::magnitudeType defaultTol_;
                                                     
  void assertInitialized() const;
  
};
 
 
} // namespace Thyra
 
 
#endif  // THYRA_BELOS_LINEAR_OP_WITH_SOLVE_DECL_HPP