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test_embedded_interface_model.cc
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Sun, Aug 25, 06:51
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rAKA akantu
test_embedded_interface_model.cc
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/**
* @file test_embedded_interface_model.cc
*
* @author Lucas Frerot <lucas.frerot@epfl.ch>
*
* @date creation: Wed Mar 25 2015
* @date last modification: Thu Jul 09 2015
*
* @brief Embedded model test based on potential energy
*
* @section LICENSE
*
* Copyright (©) 2015 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 <iostream>
#include "aka_common.hh"
#include "embedded_interface_model.hh"
#include "sparse_matrix.hh"
using
namespace
akantu
;
int
main
(
int
argc
,
char
*
argv
[])
{
debug
::
setDebugLevel
(
dblWarning
);
initialize
(
"material.dat"
,
argc
,
argv
);
UInt
dim
=
2
;
Math
::
setTolerance
(
1e-7
);
// Mesh here is a 1x1 patch
Mesh
mesh
(
dim
);
mesh
.
read
(
"embedded_mesh.msh"
);
Array
<
Real
>
nodes_vec
(
2
,
dim
,
"reinforcement_nodes"
);
nodes_vec
.
storage
()[
0
]
=
0
;
nodes_vec
.
storage
()[
1
]
=
0.5
;
nodes_vec
.
storage
()[
2
]
=
1
;
nodes_vec
.
storage
()[
3
]
=
0.5
;
Array
<
UInt
>
conn_vec
(
1
,
2
,
"reinforcement_connectivity"
);
conn_vec
.
storage
()[
0
]
=
0
;
conn_vec
.
storage
()[
1
]
=
1
;
Array
<
std
::
string
>
names_vec
(
1
,
1
,
"reinforcement"
,
"reinforcement_names"
);
Mesh
reinforcement_mesh
(
dim
,
"reinforcement_mesh"
);
reinforcement_mesh
.
getNodes
().
copy
(
nodes_vec
);
reinforcement_mesh
.
addConnectivityType
(
_segment_2
);
reinforcement_mesh
.
getConnectivity
(
_segment_2
).
copy
(
conn_vec
);
reinforcement_mesh
.
registerData
<
std
::
string
>
(
"physical_names"
)
.
alloc
(
1
,
1
,
_segment_2
);
reinforcement_mesh
.
getData
<
std
::
string
>
(
"physical_names"
)(
_segment_2
)
.
copy
(
names_vec
);
EmbeddedInterfaceModel
model
(
mesh
,
reinforcement_mesh
,
dim
);
model
.
initFull
(
_analysis_method
=
_static
);
Array
<
Real
>
&
nodes
=
mesh
.
getNodes
();
Array
<
Real
>
&
forces
=
model
.
getForce
();
Array
<
bool
>
&
bound
=
model
.
getBlockedDOFs
();
forces
(
2
,
0
)
=
-
250
;
forces
(
5
,
0
)
=
-
500
;
forces
(
8
,
0
)
=
-
250
;
for
(
UInt
i
=
0
;
i
<
mesh
.
getNbNodes
();
i
++
)
{
if
(
Math
::
are_float_equal
(
nodes
(
i
,
0
),
0.
))
bound
(
i
,
0
)
=
true
;
if
(
Math
::
are_float_equal
(
nodes
(
i
,
1
),
0.
))
bound
(
i
,
1
)
=
true
;
}
model
.
addDumpFieldVector
(
"displacement"
);
model
.
addDumpFieldTensor
(
"stress"
);
model
.
setBaseNameToDumper
(
"reinforcement"
,
"reinforcement"
);
model
.
addDumpFieldTensorToDumper
(
"reinforcement"
,
"stress_embedded"
);
model
.
solveStep
();
model
.
getDOFManager
().
getMatrix
(
"K"
).
saveMatrix
(
"matrix_test"
);
model
.
dump
();
Real
pot_energy
=
model
.
getEnergy
(
"potential"
);
if
(
std
::
abs
(
pot_energy
-
7.37343e-06
)
>
1e-5
)
return
EXIT_FAILURE
;
finalize
();
return
0
;
}
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