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sparse_solver.hh
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/**
* @file sparse_solver.hh
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
* @author Lucas Frerot <lucas.frerot@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Wed Jan 24 2018
*
* @brief interface for solvers
*
* @section LICENSE
*
* Copyright (©) 2010-2018 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_memory.hh"
#include "communicator_event_handler.hh"
#include "parsable.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SOLVER_HH__
#define __AKANTU_SOLVER_HH__
namespace akantu {
enum SolverParallelMethod {
_not_parallel,
_fully_distributed,
_master_slave_distributed
};
class DOFManager;
} // namespace akantu
namespace akantu {
class SparseSolver : protected Memory,
public Parsable,
public CommunicatorEventHandler {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
SparseSolver(DOFManager & dof_manager, const ID & matrix_id,
const ID & id = "solver", const MemoryID & memory_id = 0);
~SparseSolver() override;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// initialize the solver
virtual void initialize() = 0;
virtual void analysis(){};
virtual void factorize(){};
virtual void solve(){};
protected:
virtual void destroyInternalData(){};
public:
virtual void beforeStaticSolverDestroy();
void createSynchronizerRegistry();
/* ------------------------------------------------------------------------ */
/* Data Accessor inherited members */
/* ------------------------------------------------------------------------ */
public:
void onCommunicatorFinalize() override;
// inline virtual UInt getNbDataForDOFs(const Array<UInt> & dofs,
// SynchronizationTag tag) const;
// inline virtual void packDOFData(CommunicationBuffer & buffer,
// const Array<UInt> & dofs,
// SynchronizationTag tag) const;
// inline virtual void unpackDOFData(CommunicationBuffer & buffer,
// const Array<UInt> & dofs,
// SynchronizationTag tag);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// manager handling the dofs for this SparseMatrix solver
DOFManager & _dof_manager;
/// The id of the associated matrix
ID matrix_id;
/// How to parallelize the solve
SolverParallelMethod parallel_method;
/// Communicator used by the solver
Communicator & communicator;
};
namespace debug {
class SingularMatrixException : public Exception {
public:
SingularMatrixException(const SparseMatrix & matrix)
: Exception("Solver encountered singular matrix"), matrix(matrix) {}
const SparseMatrix & matrix;
};
} // namespace debug
} // namespace akantu
#endif /* __AKANTU_SOLVER_HH__ */

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