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remove_damaged_with_damage_rate_weight_function_inline_impl.hh
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Sat, Oct 19, 11:50
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rAKA akantu
remove_damaged_with_damage_rate_weight_function_inline_impl.hh
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/**
* @file remove_damaged_with_damage_rate_weight_function_inline_impl.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Cyprien Wolff <cyprien.wolff@epfl.ch>
*
* @date creation: Mon Aug 24 2015
* @date last modification: Wed Feb 03 2016
*
* @brief Implementation of inline function of remove damaged with
* damage rate weight function
*
*
* 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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "remove_damaged_with_damage_rate_weight_function.hh"
/* -------------------------------------------------------------------------- */
namespace
akantu
{
/* -------------------------------------------------------------------------- */
inline
void
RemoveDamagedWithDamageRateWeightFunction
::
init
()
{
this
->
damage_with_damage_rate
=
&
(
this
->
manager
.
registerWeightFunctionInternal
(
"damage-rate"
));
}
/* -------------------------------------------------------------------------- */
inline
Real
RemoveDamagedWithDamageRateWeightFunction
::
operator
()(
Real
r
,
const
__attribute__
((
unused
))
IntegrationPoint
&
q1
,
const
IntegrationPoint
&
q2
)
{
/// compute the weight
UInt
quad
=
q2
.
global_num
;
if
(
q1
.
global_num
==
quad
)
return
1.
;
Array
<
Real
>
&
dam_array
=
(
*
this
->
damage_with_damage_rate
)(
q2
.
type
,
q2
.
ghost_type
);
Real
D
=
dam_array
(
quad
);
Real
w
=
0.
;
Real
alphaexp
=
1.
;
Real
betaexp
=
2.
;
if
(
D
<
damage_limit_with_damage_rate
)
{
Real
alpha
=
std
::
max
(
0.
,
1.
-
pow
((
r
*
r
/
this
->
R2
),
alphaexp
));
w
=
pow
(
alpha
,
betaexp
);
}
return
w
;
}
}
// namespace akantu
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