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rAKA akantu
non_linear_solver.hh
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/**
* @file non_linear_solver.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Wed Feb 21 2018
*
* @brief Non linear solver interface
*
*
* 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_common.hh"
#include "aka_memory.hh"
#include "parsable.hh"
/* -------------------------------------------------------------------------- */
#include <set>
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_NON_LINEAR_SOLVER_HH_
#define AKANTU_NON_LINEAR_SOLVER_HH_
namespace
akantu
{
class
DOFManager
;
class
SolverCallback
;
}
// namespace akantu
namespace
akantu
{
class
NonLinearSolver
:
private
Memory
,
public
Parsable
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public
:
NonLinearSolver
(
DOFManager
&
dof_manager
,
const
NonLinearSolverType
&
non_linear_solver_type
,
const
ID
&
id
=
"non_linear_solver"
,
UInt
memory_id
=
0
);
~
NonLinearSolver
()
override
;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
/// solve the system described by the jacobian matrix, and rhs contained in
/// the dof manager
virtual
void
solve
(
SolverCallback
&
callback
)
=
0
;
/// intercept the call to set for options
template
<
typename
T
>
void
set
(
const
ID
&
param
,
T
&&
t
)
{
if
(
has_internal_set_param
)
{
set_param
(
param
,
std
::
to_string
(
t
));
}
else
{
ParameterRegistry
::
set
(
param
,
t
);
}
}
protected
:
void
checkIfTypeIsSupported
();
void
assembleResidual
(
SolverCallback
&
callback
);
/// internal set param for solvers that should intercept the parameters
virtual
void
set_param
(
const
ID
&
/*param*/
,
const
std
::
string
&
/*value*/
)
{}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected
:
DOFManager
&
_dof_manager
;
/// type of non linear solver
NonLinearSolverType
non_linear_solver_type
;
/// list of supported non linear solver types
std
::
set
<
NonLinearSolverType
>
supported_type
;
/// specifies if the set param should be redirected
bool
has_internal_set_param
{
false
};
};
namespace
debug
{
class
NLSNotConvergedException
:
public
Exception
{
public
:
NLSNotConvergedException
(
Real
threshold
,
UInt
niter
,
Real
error
)
:
Exception
(
"The non linear solver did not converge."
),
threshold
(
threshold
),
niter
(
niter
),
error
(
error
)
{}
Real
threshold
;
UInt
niter
;
Real
error
;
};
}
// namespace debug
}
// namespace akantu
#endif
/* AKANTU_NON_LINEAR_SOLVER_HH_ */
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