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ntn_friction_tmpl.hh
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rAKA akantu
ntn_friction_tmpl.hh
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/**
* @file ntn_friction_tmpl.hh
*
* @author David Simon Kammer <david.kammer@epfl.ch>
*
* @date creation: Fri Mar 16 2018
* @date last modification: Wed Oct 17 2018
*
* @brief base class for ntn and ntrf friction (template functions
* implementation)
*
*
* @section LICENSE
*
* Copyright (©) 2015-2021 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/>.
*
*/
/* -------------------------------------------------------------------------- */
// simtools
#include "ntn_contact.hh"
namespace
akantu
{
/* -------------------------------------------------------------------------- */
template
<
template
<
class
>
class
FrictionLaw
,
class
Regularisation
>
NTNFriction
<
FrictionLaw
,
Regularisation
>::
NTNFriction
(
NTNBaseContact
&
contact
,
const
ID
&
id
)
:
FrictionLaw
<
Regularisation
>
(
contact
,
id
)
{
AKANTU_DEBUG_IN
();
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
template
<
template
<
class
>
class
FrictionLaw
,
class
Regularisation
>
void
NTNFriction
<
FrictionLaw
,
Regularisation
>::
applyFrictionTraction
()
{
AKANTU_DEBUG_IN
();
auto
&
ntn_contact
=
dynamic_cast
<
NTNContact
&>
(
this
->
contact
);
SolidMechanicsModel
&
model
=
ntn_contact
.
getModel
();
Array
<
Real
>
&
residual
=
model
.
getInternalForce
();
UInt
dim
=
model
.
getSpatialDimension
();
const
SynchronizedArray
<
UInt
>
&
masters
=
ntn_contact
.
getMasters
();
const
SynchronizedArray
<
UInt
>
&
slaves
=
ntn_contact
.
getSlaves
();
const
SynchronizedArray
<
Real
>
&
l_boundary_slaves
=
ntn_contact
.
getLumpedBoundarySlaves
();
const
SynchronizedArray
<
Real
>
&
l_boundary_masters
=
ntn_contact
.
getLumpedBoundaryMasters
();
UInt
nb_contact_nodes
=
ntn_contact
.
getNbContactNodes
();
for
(
UInt
n
=
0
;
n
<
nb_contact_nodes
;
++
n
)
{
UInt
master
=
masters
(
n
);
UInt
slave
=
slaves
(
n
);
for
(
UInt
d
=
0
;
d
<
dim
;
++
d
)
{
residual
(
master
,
d
)
+=
l_boundary_masters
(
n
)
*
this
->
friction_traction
(
n
,
d
);
residual
(
slave
,
d
)
-=
l_boundary_slaves
(
n
)
*
this
->
friction_traction
(
n
,
d
);
}
}
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
template
<
template
<
class
>
class
FrictionLaw
,
class
Regularisation
>
void
NTNFriction
<
FrictionLaw
,
Regularisation
>::
printself
(
std
::
ostream
&
stream
,
int
indent
)
const
{
AKANTU_DEBUG_IN
();
std
::
string
space
;
for
(
Int
i
=
0
;
i
<
indent
;
i
++
,
space
+=
AKANTU_INDENT
)
{
;
}
stream
<<
space
<<
"NTNFriction ["
<<
std
::
endl
;
FrictionLaw
<
Regularisation
>::
printself
(
stream
,
++
indent
);
stream
<<
space
<<
"]"
<<
std
::
endl
;
AKANTU_DEBUG_OUT
();
}
}
// namespace akantu
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