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integration_scheme.hh
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rAKA akantu
integration_scheme.hh
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/**
* @file integration_scheme.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Wed Dec 09 2020
*
* @brief This class is just a base class for the integration schemes
*
*
* @section LICENSE
*
* Copyright (©) 2010-2021 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 "parsable.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_INTEGRATION_SCHEME_HH_
#define AKANTU_INTEGRATION_SCHEME_HH_
namespace
akantu
{
class
DOFManager
;
}
namespace
akantu
{
class
IntegrationScheme
:
public
Parsable
{
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public
:
enum
SolutionType
{
_not_defined
=
-
1
,
_displacement
=
0
,
_temperature
=
0
,
_damage
=
0
,
_velocity
=
1
,
_temperature_rate
=
1
,
_acceleration
=
2
,
};
IntegrationScheme
(
DOFManager
&
dof_manager
,
const
ID
&
dof_id
,
UInt
order
);
~
IntegrationScheme
()
override
=
default
;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public
:
/// generic interface of a predictor
virtual
void
predictor
(
Real
delta_t
)
=
0
;
/// generic interface of a corrector
virtual
void
corrector
(
const
SolutionType
&
type
,
Real
delta_t
)
=
0
;
/// assemble the jacobian matrix
virtual
void
assembleJacobian
(
const
SolutionType
&
type
,
Real
delta_t
)
=
0
;
/// assemble the residual
virtual
void
assembleResidual
(
bool
is_lumped
)
=
0
;
/// returns a list of needed matrices
virtual
std
::
vector
<
std
::
string
>
getNeededMatrixList
()
=
0
;
/// store dofs info (beginning of steps)
virtual
void
store
();
/// restore dofs (solve failed)
virtual
void
restore
();
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public
:
/// return the order of the integration scheme
UInt
getOrder
()
const
;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected
:
/// The underlying DOFManager
DOFManager
&
dof_manager
;
/// The id of the dof treated by this integration scheme.
ID
dof_id
;
/// The order of the integrator
UInt
order
;
/// last release of M matrix
UInt
m_release
{
UInt
(
-
1
)};
/// stores the values at begining of solve
std
::
vector
<
std
::
unique_ptr
<
Array
<
Real
>>>
u_store
;
};
/* -------------------------------------------------------------------------- */
// std::ostream & operator<<(std::ostream & stream,
// const IntegrationScheme::SolutionType & type);
std
::
istream
&
operator
>>
(
std
::
istream
&
stream
,
IntegrationScheme
::
SolutionType
&
type
);
/* -------------------------------------------------------------------------- */
}
// namespace akantu
#endif
/* AKANTU_INTEGRATION_SCHEME_HH_ */
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