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Wed, Nov 13, 12:18

solver_mumps.hh
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/**
* @file solver_mumps.hh
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @date Wed Nov 17 17:28:56 2010
*
* @brief Solver class implementation for the mumps solver
*
* @section LICENSE
*
* Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu 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 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SOLVER_MUMPS_HH__
#define __AKANTU_SOLVER_MUMPS_HH__
#include <dmumps_c.h>
#include "solver.hh"
__BEGIN_AKANTU__
class SolverMumps : public Solver {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
SolverMumps(SparseMatrix & sparse_matrix,
const SolverID & id = "solver_mumps",
const MemoryID & memory_id = 0);
virtual ~SolverMumps();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// build the profile and do the analysis part
void initialize();
/// factorize and solve the system
void solve(Vector<Real> & solution);
void solve();
virtual void setRHS(Vector<Real> & rhs);
void initNodesLocation(const Mesh & mesh, UInt nb_degre_of_freedom);
/// function to print the contain of the class
// virtual void printself(std::ostream & stream, int indent = 0) const;
private:
inline Int & icntl(UInt i) {
return mumps_data.icntl[i - 1];
}
inline Int & info(UInt i) {
return mumps_data.info[i - 1];
}
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// mumps data
DMUMPS_STRUC_C mumps_data;
/// Vector containing the proc number for each node
Vector<UInt> ** rhs_position;
/// solution repartition over processors
Vector<UInt> ** solution_position;
/// nb node per proc
UInt * nb_nodes_per_proc;
/// nb node per proc
UInt * nb_nodes_per_proc_rhs;
/// nb local nodes
UInt nb_local_nodes;
/// nodes types
Int * nodes_type;
/* ------------------------------------------------------------------------ */
/* Local types */
/* ------------------------------------------------------------------------ */
private:
enum SolverMumpsJob {
_smj_initialize = -1,
_smj_analyze = 1,
_smj_factorize = 2,
_smj_solve = 3,
_smj_analyze_factorize = 4,
_smj_factorize_solve = 5,
_smj_complete = 6, // analyze, factorize, solve
_smj_destroy = -2
};
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
//#include "solver_mumps_inline_impl.cc"
/// standard output stream operator
// inline std::ostream & operator <<(std::ostream & stream, const SolverMumps & _this)
// {
// _this.printself(stream);
// return stream;
// }
__END_AKANTU__
#endif /* __AKANTU_SOLVER_MUMPS_HH__ */

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