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model_factory.cpp
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Tue, Jul 9, 14:42
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Thu, Jul 11, 14:42 (2 d)
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rTAMAAS tamaas
model_factory.cpp
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/*
* SPDX-License-Indentifier: AGPL-3.0-or-later
*
* Copyright (©) 2016-2023 EPFL (École Polytechnique Fédérale de Lausanne),
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
* Copyright (©) 2020-2023 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 "model_factory.hh"
#include "dcfft.hh"
#include "materials/isotropic_hardening.hh"
#include "model_template.hh"
#include <functional>
/* -------------------------------------------------------------------------- */
namespace
tamaas
{
template
<
typename
Abstract
,
template
<
model_type
>
class
Concrete
,
class
...
Args
>
decltype
(
auto
)
createFromModelType
(
model_type
type
,
Args
&&
...
args
)
{
using
namespace
std
::
placeholders
;
return
model_type_dispatch
(
std
::
bind
(
[](
auto
&&
_
,
Args
&&
...
args
)
->
std
::
unique_ptr
<
Abstract
>
{
constexpr
auto
type
=
std
::
decay_t
<
decltype
(
_
)
>::
value
;
return
std
::
make_unique
<
Concrete
<
type
>>
(
std
::
forward
<
Args
>
(
args
)...);
},
_1
,
std
::
forward
<
Args
>
(
args
)...),
type
);
}
std
::
unique_ptr
<
Model
>
ModelFactory
::
createModel
(
model_type
type
,
const
std
::
vector
<
Real
>&
system_size
,
const
std
::
vector
<
UInt
>&
discretization
)
{
auto
model
=
createFromModelType
<
Model
,
ModelTemplate
>
(
type
,
system_size
,
discretization
);
const
auto
&
shape
=
model
->
getDiscretization
();
if
(
std
::
any_of
(
std
::
begin
(
shape
),
std
::
end
(
shape
),
[](
auto
&&
v
)
{
return
v
==
0
;
}))
{
std
::
cerr
<<
TAMAAS_MSG
(
"FFT data partition gave no data on ["
,
mpi
::
rank
(),
"|"
,
mpi
::
size
(),
"], aborting
\n
"
);
mpi
::
abort
(
MPI_ERR_TOPOLOGY
);
}
return
model
;
}
std
::
unique_ptr
<
Model
>
ModelFactory
::
createModel
(
const
Model
&
model
)
{
auto
copy
=
createModel
(
model
.
getType
(),
model
.
getSystemSize
(),
model
.
getGlobalDiscretization
());
copy
->
setElasticity
(
model
.
getYoungModulus
(),
model
.
getPoissonRatio
());
// Register and copy all fields
for
(
auto
&&
pair
:
model
.
fields_map
())
{
boost
::
apply_visitor
(
[
&
copy
,
&
pair
](
auto
&&
grid_ptr
)
{
auto
&&
grid
=
*
grid_ptr
;
dimension_dispatch
(
[
&
copy
,
&
grid
,
&
pair
](
auto
&&
_
)
{
using
T
=
typename
std
::
decay_t
<
decltype
(
grid
)
>::
value_type
;
constexpr
UInt
dim
=
std
::
decay_t
<
decltype
(
_
)
>::
value
;
const
auto
*
ptr
=
dynamic_cast
<
const
Grid
<
T
,
dim
>*>
(
&
grid
);
if
(
ptr
!=
nullptr
)
{
auto
new_f
=
std
::
make_unique
<
Grid
<
T
,
dim
>>
(
ptr
->
sizes
(),
ptr
->
getNbComponents
());
*
new_f
=
*
ptr
;
(
*
copy
)[
pair
.
first
]
=
std
::
move
(
new_f
);
}
},
grid
.
getDimension
());
},
pair
.
second
);
}
// TODO: Registrer and copy integral operators
return
copy
;
}
std
::
unique_ptr
<
Residual
>
ModelFactory
::
createResidual
(
Model
&
model
,
Real
sigma_y
,
Real
hardening
)
{
if
(
model
.
getType
()
!=
model_type
::
volume_2d
)
throw
model_type_error
{
TAMAAS_MSG
(
"Cannot instanciate model: "
,
model
)};
// Make elastic-plastic material
auto
mat
=
std
::
make_unique
<
IsotropicHardening
>
(
&
model
,
sigma_y
,
hardening
);
return
std
::
make_unique
<
Residual
>
(
model
,
std
::
move
(
mat
));
}
void
ModelFactory
::
registerVolumeOperators
(
Model
&
m
)
{
if
(
m
.
getType
()
!=
model_type
::
volume_2d
)
throw
model_type_error
{
TAMAAS_MSG
(
"Registering volume operators not supported on "
,
m
.
getType
())};
constexpr
auto
type
=
model_type
::
volume_2d
;
m
.
registerIntegralOperator
<
Mindlin
<
type
,
2
>>
(
"mindlin_gradient"
);
m
.
registerIntegralOperator
<
Boussinesq
<
type
,
1
>>
(
"boussinesq_gradient"
);
m
.
registerIntegralOperator
<
Mindlin
<
type
,
1
>>
(
"mindlin"
);
m
.
registerIntegralOperator
<
Boussinesq
<
type
,
0
>>
(
"boussinesq"
);
}
void
ModelFactory
::
registerNonPeriodic
(
Model
&
m
,
std
::
string
name
)
{
if
(
m
.
getType
()
!=
model_type
::
basic_2d
)
throw
model_type_error
{
TAMAAS_MSG
(
"Registering non-periodic operator not supported on "
,
m
.
getType
())};
m
.
registerIntegralOperator
<
DCFFT
>
(
name
);
}
void
ModelFactory
::
setIntegrationMethod
(
IntegralOperator
&
op
,
integration_method
method
,
Real
cutoff
)
{
#define CAST(derivative) \
do { \
auto* casted = \
dynamic_cast<Kelvin<model_type::volume_2d, derivative>*>(&op); \
if (casted != nullptr) { \
casted->setIntegrationMethod(method, cutoff); \
return; \
} \
} while (0)
CAST
(
0
);
CAST
(
1
);
CAST
(
2
);
#undef CAST
}
}
// namespace tamaas
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