/usr/include/trilinos/mrtr_solver.H is in libtrilinos-moertel-dev 12.10.1-3.
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# Moertel FE Package
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/* ******************************************************************** */
/* See the file COPYRIGHT for a complete copyright notice, contact */
/* person and disclaimer. */
/* ******************************************************************** */
/*!
* \file mrtr_solver.H
*
* \class MOERTEL::Solver
*
* \brief A class to solve mortar constraint problems
*
* \date Last update do Doxygen: 20-March-06
*
*/
#ifndef MOERTEL_SOLVER_H
#define MOERTEL_SOLVER_H
#include <ctime>
#include <iostream>
#include <vector>
// Trilinos includes
#include <Epetra_Map.h>
#include <Epetra_CrsMatrix.h>
#include <Epetra_Vector.h>
#include <Epetra_LinearProblem.h>
#ifdef HAVE_MPI
#include <Epetra_MpiComm.h>
#else
#include <Epetra_SerialComm.h>
#endif
#include "Teuchos_RefCountPtr.hpp"
#include "Teuchos_ParameterList.hpp"
#include "Amesos.h"
#include "Amesos_BaseSolver.h"
#include "ml_common.h"
#include "ml_include.h"
#include "ml_epetra_utils.h"
#include "ml_epetra.h"
#include "ml_epetra_operator.h"
#include "ml_MultiLevelPreconditioner.h"
#include "AztecOO.h"
//#include "mrtr_manager.H"
#include "mrtr_utils.H"
#include "mrtr_ml_preconditioner.H"
/*!
\brief MOERTEL: namespace of the Moertel package
The Moertel package depends on \ref Epetra, \ref EpetraExt, \ref Teuchos,
\ref Amesos, \ref ML and \ref AztecOO:<br>
Use at least the following lines in the configure of Trilinos:<br>
\code
--enable-moertel
--enable-epetra
--enable-epetraext
--enable-teuchos
--enable-ml
--enable-aztecoo --enable-aztecoo-teuchos
--enable-amesos
\endcode
*/
namespace MOERTEL
{
// forward declarations
class Manager;
/*!
\class Solver
\brief <b>The solver interface to Amesos, ML and Aztec</b>
\author Glen Hansen (gahanse@sandia.gov)
*/
class Solver
{
public:
// @{ \name Constructors and destructors
/*!
\brief
*/
explicit Solver(Epetra_Comm& comm, int outlevel);
/*!
\brief Destroys an instance of this class
Destructor
*/
virtual ~Solver();
//@}
// @{ \name Query methods
/*!
\brief Returns the Epetra_Comm object associated with this class
*/
Epetra_Comm& Comm() const {return comm_;}
/*!
\brief Returns the Level of output (0 - 10) the user specified in the constructor
*/
int OutLevel() { return outlevel_; }
//@}
// @{ \name Solution methods
/*!
\brief Set solver parameters
*/
void SetParameters(Teuchos::ParameterList *params) { params_ = params; return;}
/*!
\brief Set linear system
*/
void SetSystem(Teuchos::RCP<Epetra_CrsMatrix> matrix,
Teuchos::RCP<Epetra_Vector> x,
Teuchos::RCP<Epetra_Vector> b);
/*!
\brief Solve system
*/
bool Solve(Teuchos::RCP<Teuchos::ParameterList> params,
Teuchos::RCP<Epetra_CrsMatrix> matrix,
Teuchos::RCP<Epetra_Vector> x,
Teuchos::RCP<Epetra_Vector> b,
MOERTEL::Manager& manager);
//@}
private:
bool Solve();
bool Solve_Amesos(Teuchos::ParameterList& amesosparams);
bool Solve_MLAztec(Teuchos::ParameterList& mlparams, Teuchos::ParameterList& aztecparams);
// don't want = operator and copy-ctor
Solver operator = (const Solver& old);
Solver(MOERTEL::Solver& old);
private:
int outlevel_; // output level (0-10)
Epetra_Comm& comm_; // communicator (global, contains ALL procs)
Teuchos::ParameterList* params_; // solution parameters
Teuchos::RCP<Epetra_CrsMatrix> matrix_; // linear system
bool matrixisnew_; // flag indicating whether system has been solved before
Teuchos::RCP<Epetra_Vector> x_; // solution vector
Teuchos::RCP<Epetra_Vector> b_; // rhs vector
Teuchos::RCP<Epetra_LinearProblem> linearproblem_; // the linear system
Teuchos::RCP<Amesos_BaseSolver> amesossolver_; // the amesos solver
Teuchos::RCP<MOERTEL::Mortar_ML_Preconditioner> mlprec_; // the ml preconditioner
//Teuchos::RCP<ML_Epetra::MultiLevelPreconditioner> mlprec_; // the ml preconditioner
Teuchos::RCP<AztecOO> aztecsolver_; // the aztec solver
Teuchos::RCP<Epetra_CrsMatrix> origmatrix_;
Teuchos::RCP<Epetra_CrsMatrix> WT_;
Teuchos::RCP<Epetra_CrsMatrix> B_;
Teuchos::RCP<Epetra_CrsMatrix> I_;
Teuchos::RCP<Epetra_Map> Annmap_;
Teuchos::RCP<std::map<int,int> > lm_to_dof_;
};
} // namespace MOERTEL
#endif // MOERTEL_SOLVER_H
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