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hooke.cpp
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Sun, Jul 21, 09:48
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rTAMAAS tamaas
hooke.cpp
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/*
* SPDX-License-Indentifier: AGPL-3.0-or-later
*
* Copyright (©) 2016-2022 EPFL (École Polytechnique Fédérale de Lausanne),
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
* Copyright (©) 2020-2022 Lucas Frérot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "hooke.hh"
#include "influence.hh"
#include "loop.hh"
#include "model.hh"
/* -------------------------------------------------------------------------- */
namespace
tamaas
{
template
<
model_type
type
>
void
Hooke
<
type
>::
apply
(
GridBase
<
Real
>&
strain
,
GridBase
<
Real
>&
stress
)
const
{
constexpr
auto
dim
=
model_type_traits
<
type
>::
dimension
;
const
influence
::
ElasticHelper
<
dim
>
elasticity
(
this
->
model
->
getShearModulus
(),
this
->
model
->
getPoissonRatio
());
// Checking incompressibility
if
(
elasticity
.
nu
==
0.5
)
TAMAAS_EXCEPTION
(
"Incompressibility error"
);
// Checking number of components
if
(
strain
.
getNbComponents
()
==
dim
*
dim
)
{
Loop
::
loop
(
[
elasticity
]
CUDA_LAMBDA
(
MatrixProxy
<
Real
,
dim
,
dim
>
sigma
,
MatrixProxy
<
const
Real
,
dim
,
dim
>
epsilon
)
{
sigma
=
elasticity
(
epsilon
);
},
range
<
MatrixProxy
<
Real
,
dim
,
dim
>>
(
stress
),
range
<
MatrixProxy
<
const
Real
,
dim
,
dim
>>
(
strain
));
}
// in case we have voigt notation
else
if
(
strain
.
getNbComponents
()
==
voigt_size
<
dim
>::
value
)
{
Loop
::
loop
(
[
elasticity
]
CUDA_LAMBDA
(
SymMatrixProxy
<
Real
,
dim
>
sigma
,
SymMatrixProxy
<
const
Real
,
dim
>
epsilon
)
{
sigma
=
elasticity
(
epsilon
);
},
range
<
SymMatrixProxy
<
Real
,
dim
>>
(
stress
),
range
<
SymMatrixProxy
<
const
Real
,
dim
>>
(
strain
));
}
else
TAMAAS_EXCEPTION
(
"Strain components do not match dimension"
);
}
/* -------------------------------------------------------------------------- */
template
class
Hooke
<
model_type
::
basic_1d
>
;
template
class
Hooke
<
model_type
::
basic_2d
>
;
template
class
Hooke
<
model_type
::
surface_1d
>
;
template
class
Hooke
<
model_type
::
surface_2d
>
;
template
class
Hooke
<
model_type
::
volume_1d
>
;
template
class
Hooke
<
model_type
::
volume_2d
>
;
}
// namespace tamaas
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