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ntn_fricreg_no_regularisation.cc
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Sun, Oct 20, 01:45
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rAKA akantu
ntn_fricreg_no_regularisation.cc
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/**
* @file ntn_fricreg_no_regularisation.cc
*
* @author David Simon Kammer <david.kammer@epfl.ch>
*
* @date creation: Tue Dec 02 2014
* @date last modification: Fri Feb 23 2018
*
* @brief implementation of no regularisation
*
* @section LICENSE
*
* Copyright (©) 2015-2018 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/>.
*
*/
/* -------------------------------------------------------------------------- */
// simtools
#include "ntn_fricreg_no_regularisation.hh"
#include "dumper_nodal_field.hh"
#include "dumper_text.hh"
namespace
akantu
{
/* -------------------------------------------------------------------------- */
NTNFricRegNoRegularisation
::
NTNFricRegNoRegularisation
(
NTNBaseContact
&
contact
,
const
ID
&
id
,
const
MemoryID
&
memory_id
)
:
NTNBaseFriction
(
contact
,
id
,
memory_id
),
frictional_contact_pressure
(
0
,
1
,
0.
,
id
+
":frictional_contact_pressure"
,
0.
,
"frictional_contact_pressure"
)
{
AKANTU_DEBUG_IN
();
NTNBaseFriction
::
registerSynchronizedArray
(
this
->
frictional_contact_pressure
);
this
->
registerParam
(
"frictional_contact_pressure"
,
this
->
frictional_contact_pressure
,
_pat_internal
,
"contact pressure used for friction law"
);
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
const
SynchronizedArray
<
Real
>
&
NTNFricRegNoRegularisation
::
internalGetContactPressure
()
{
AKANTU_DEBUG_IN
();
this
->
computeFrictionalContactPressure
();
AKANTU_DEBUG_OUT
();
return
this
->
frictional_contact_pressure
;
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
computeFrictionalContactPressure
()
{
AKANTU_DEBUG_IN
();
SolidMechanicsModel
&
model
=
this
->
contact
.
getModel
();
UInt
dim
=
model
.
getSpatialDimension
();
// get contact arrays
const
SynchronizedArray
<
bool
>
&
is_in_contact
=
this
->
internalGetIsInContact
();
const
Array
<
Real
>
&
pressure
=
this
->
contact
.
getContactPressure
().
getArray
();
Array
<
Real
>::
const_iterator
<
Vector
<
Real
>>
it
=
pressure
.
begin
(
dim
);
UInt
nb_contact_nodes
=
this
->
contact
.
getNbContactNodes
();
for
(
UInt
n
=
0
;
n
<
nb_contact_nodes
;
++
n
)
{
// node pair is NOT in contact
if
(
!
is_in_contact
(
n
))
this
->
frictional_contact_pressure
(
n
)
=
0.
;
// node pair is in contact
else
{
// compute frictional contact pressure
const
Vector
<
Real
>
&
pres
=
it
[
n
];
this
->
frictional_contact_pressure
(
n
)
=
pres
.
norm
();
}
}
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
registerSynchronizedArray
(
SynchronizedArrayBase
&
array
)
{
AKANTU_DEBUG_IN
();
this
->
frictional_contact_pressure
.
registerDependingArray
(
array
);
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
dumpRestart
(
const
std
::
string
&
file_name
)
const
{
AKANTU_DEBUG_IN
();
this
->
frictional_contact_pressure
.
dumpRestartFile
(
file_name
);
NTNBaseFriction
::
dumpRestart
(
file_name
);
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
readRestart
(
const
std
::
string
&
file_name
)
{
AKANTU_DEBUG_IN
();
this
->
frictional_contact_pressure
.
readRestartFile
(
file_name
);
NTNBaseFriction
::
readRestart
(
file_name
);
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
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
<<
"NTNFricRegNoRegularisation ["
<<
std
::
endl
;
NTNBaseFriction
::
printself
(
stream
,
++
indent
);
stream
<<
space
<<
"]"
<<
std
::
endl
;
AKANTU_DEBUG_OUT
();
}
/* -------------------------------------------------------------------------- */
void
NTNFricRegNoRegularisation
::
addDumpFieldToDumper
(
const
std
::
string
&
dumper_name
,
const
std
::
string
&
field_id
)
{
AKANTU_DEBUG_IN
();
#ifdef AKANTU_USE_IOHELPER
// const SynchronizedArray<UInt> * nodal_filter =
// &(this->contact.getSlaves());
if
(
field_id
==
"frictional_contact_pressure"
)
{
this
->
internalAddDumpFieldToDumper
(
dumper_name
,
field_id
,
new
dumper
::
NodalField
<
Real
>
(
this
->
frictional_contact_pressure
.
getArray
()));
}
else
{
NTNBaseFriction
::
addDumpFieldToDumper
(
dumper_name
,
field_id
);
}
#endif
AKANTU_DEBUG_OUT
();
}
}
// namespace akantu
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