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rAKA akantu
test_pair_computation.cc
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/**
* @file test_pair_computation.cc
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
*
* @date creation: Wed Nov 25 2015
*
* @brief test the weight computation with and without grid
*
* @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 "dumper_paraview.hh"
#include "non_local_manager.hh"
#include "non_local_neighborhood.hh"
#include "solid_mechanics_model.hh"
#include "test_material_damage.hh"
/* -------------------------------------------------------------------------- */
using
namespace
akantu
;
typedef
std
::
vector
<
std
::
pair
<
IntegrationPoint
,
IntegrationPoint
>>
PairList
;
/* -------------------------------------------------------------------------- */
void
computePairs
(
SolidMechanicsModel
&
model
,
PairList
*
pair_list
);
int
main
(
int
argc
,
char
*
argv
[])
{
akantu
::
initialize
(
"material_remove_damage.dat"
,
argc
,
argv
);
// some configuration variables
const
UInt
spatial_dimension
=
2
;
const
auto
&
comm
=
Communicator
::
getStaticCommunicator
();
Int
prank
=
comm
.
whoAmI
();
// mesh creation and read
Mesh
mesh
(
spatial_dimension
);
if
(
prank
==
0
)
{
mesh
.
read
(
"pair_test.msh"
);
}
mesh
.
distribute
();
/// model creation
SolidMechanicsModel
model
(
mesh
);
/// creation of material selector
auto
&&
mat_selector
=
std
::
make_shared
<
MeshDataMaterialSelector
<
std
::
string
>>
(
"physical_names"
,
model
);
model
.
setMaterialSelector
(
mat_selector
);
/// model initialization changed to use our material
model
.
initFull
();
/// dump material index in paraview
model
.
addDumpField
(
"material_index"
);
model
.
dump
();
/// compute the pairs by looping over all the quadrature points
PairList
pair_list
[
2
];
computePairs
(
model
,
pair_list
);
const
PairList
*
pairs_mat_1
=
model
.
getNonLocalManager
().
getNeighborhood
(
"mat_1"
).
getPairLists
();
const
PairList
*
pairs_mat_2
=
model
.
getNonLocalManager
().
getNeighborhood
(
"mat_2"
).
getPairLists
();
/// compare the number of pairs
UInt
nb_not_ghost_pairs_grid
=
pairs_mat_1
[
0
].
size
()
+
pairs_mat_2
[
0
].
size
();
UInt
nb_ghost_pairs_grid
=
pairs_mat_1
[
1
].
size
()
+
pairs_mat_2
[
1
].
size
();
UInt
nb_not_ghost_pairs_no_grid
=
pair_list
[
0
].
size
();
UInt
nb_ghost_pairs_no_grid
=
pair_list
[
1
].
size
();
if
((
nb_not_ghost_pairs_grid
!=
nb_not_ghost_pairs_no_grid
)
||
(
nb_ghost_pairs_grid
!=
nb_ghost_pairs_no_grid
))
{
std
::
cout
<<
"The number of pairs is not correct: TEST FAILED!!!"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
for
(
UInt
i
=
0
;
i
<
pairs_mat_1
[
0
].
size
();
++
i
)
{
PairList
::
const_iterator
it
=
std
::
find
(
pair_list
[
0
].
begin
(),
pair_list
[
0
].
end
(),
(
pairs_mat_1
[
0
])[
i
]);
if
(
it
==
pair_list
[
0
].
end
())
{
std
::
cout
<<
"The pairs are not correct"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
}
for
(
UInt
i
=
0
;
i
<
pairs_mat_2
[
0
].
size
();
++
i
)
{
PairList
::
const_iterator
it
=
std
::
find
(
pair_list
[
0
].
begin
(),
pair_list
[
0
].
end
(),
(
pairs_mat_2
[
0
])[
i
]);
if
(
it
==
pair_list
[
0
].
end
())
{
std
::
cout
<<
"The pairs are not correct"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
}
for
(
UInt
i
=
0
;
i
<
pairs_mat_1
[
1
].
size
();
++
i
)
{
PairList
::
const_iterator
it
=
std
::
find
(
pair_list
[
1
].
begin
(),
pair_list
[
1
].
end
(),
(
pairs_mat_1
[
1
])[
i
]);
if
(
it
==
pair_list
[
1
].
end
())
{
std
::
cout
<<
"The pairs are not correct"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
}
for
(
UInt
i
=
0
;
i
<
pairs_mat_2
[
1
].
size
();
++
i
)
{
PairList
::
const_iterator
it
=
std
::
find
(
pair_list
[
1
].
begin
(),
pair_list
[
1
].
end
(),
(
pairs_mat_2
[
1
])[
i
]);
if
(
it
==
pair_list
[
1
].
end
())
{
std
::
cout
<<
"The pairs are not correct"
<<
std
::
endl
;
finalize
();
return
EXIT_FAILURE
;
}
}
finalize
();
return
0
;
}
/* -------------------------------------------------------------------------- */
void
computePairs
(
SolidMechanicsModel
&
model
,
PairList
*
pair_list
)
{
ElementKind
kind
=
_ek_regular
;
Mesh
&
mesh
=
model
.
getMesh
();
UInt
spatial_dimension
=
model
.
getSpatialDimension
();
/// compute the quadrature points
ElementTypeMapReal
quad_coords
(
"quad_coords"
);
quad_coords
.
initialize
(
mesh
,
_nb_component
=
spatial_dimension
,
_spatial_dimension
=
spatial_dimension
,
_with_nb_element
=
true
);
model
.
getFEEngine
().
computeIntegrationPointsCoordinates
(
quad_coords
);
/// loop in a n^2 way over all the quads to generate the pairs
Real
neighborhood_radius
=
0.5
;
Mesh
::
type_iterator
it_1
=
mesh
.
firstType
(
spatial_dimension
,
_not_ghost
,
kind
);
Mesh
::
type_iterator
last_type_1
=
mesh
.
lastType
(
spatial_dimension
,
_not_ghost
,
kind
);
IntegrationPoint
q1
;
IntegrationPoint
q2
;
GhostType
ghost_type_1
=
_not_ghost
;
q1
.
ghost_type
=
ghost_type_1
;
Vector
<
Real
>
q1_coords
(
spatial_dimension
);
Vector
<
Real
>
q2_coords
(
spatial_dimension
);
for
(;
it_1
!=
last_type_1
;
++
it_1
)
{
ElementType
type_1
=
*
it_1
;
q1
.
type
=
type_1
;
UInt
nb_elements_1
=
mesh
.
getNbElement
(
type_1
,
ghost_type_1
);
UInt
nb_quads_1
=
model
.
getFEEngine
().
getNbIntegrationPoints
(
type_1
);
Array
<
Real
>
&
quad_coords_1
=
quad_coords
(
q1
.
type
,
q1
.
ghost_type
);
Array
<
Real
>::
const_vector_iterator
coord_it_1
=
quad_coords_1
.
begin
(
spatial_dimension
);
for
(
UInt
e_1
=
0
;
e_1
<
nb_elements_1
;
++
e_1
)
{
q1
.
element
=
e_1
;
UInt
mat_index_1
=
model
.
getMaterialByElement
(
q1
.
type
,
q1
.
ghost_type
)
.
begin
()[
q1
.
element
];
for
(
UInt
q_1
=
0
;
q_1
<
nb_quads_1
;
++
q_1
)
{
q1
.
global_num
=
nb_quads_1
*
e_1
+
q_1
;
q1
.
num_point
=
q_1
;
q1_coords
=
coord_it_1
[
q1
.
global_num
];
/// loop over all other quads and create pairs for this given quad
for
(
ghost_type_t
::
iterator
gt
=
ghost_type_t
::
begin
();
gt
!=
ghost_type_t
::
end
();
++
gt
)
{
GhostType
ghost_type_2
=
*
gt
;
q2
.
ghost_type
=
ghost_type_2
;
Mesh
::
type_iterator
it_2
=
mesh
.
firstType
(
spatial_dimension
,
ghost_type_2
,
kind
);
Mesh
::
type_iterator
last_type_2
=
mesh
.
lastType
(
spatial_dimension
,
ghost_type_2
,
kind
);
for
(;
it_2
!=
last_type_2
;
++
it_2
)
{
ElementType
type_2
=
*
it_2
;
q2
.
type
=
type_2
;
UInt
nb_elements_2
=
mesh
.
getNbElement
(
type_2
,
ghost_type_2
);
UInt
nb_quads_2
=
model
.
getFEEngine
().
getNbIntegrationPoints
(
type_2
);
Array
<
Real
>
&
quad_coords_2
=
quad_coords
(
q2
.
type
,
q2
.
ghost_type
);
Array
<
Real
>::
const_vector_iterator
coord_it_2
=
quad_coords_2
.
begin
(
spatial_dimension
);
for
(
UInt
e_2
=
0
;
e_2
<
nb_elements_2
;
++
e_2
)
{
q2
.
element
=
e_2
;
UInt
mat_index_2
=
model
.
getMaterialByElement
(
q2
.
type
,
q2
.
ghost_type
)
.
begin
()[
q2
.
element
];
for
(
UInt
q_2
=
0
;
q_2
<
nb_quads_2
;
++
q_2
)
{
q2
.
global_num
=
nb_quads_2
*
e_2
+
q_2
;
q2
.
num_point
=
q_2
;
q2_coords
=
coord_it_2
[
q2
.
global_num
];
Real
distance
=
q1_coords
.
distance
(
q2_coords
);
if
(
mat_index_1
!=
mat_index_2
)
continue
;
else
if
(
distance
<=
neighborhood_radius
+
Math
::
getTolerance
()
&&
(
q2
.
ghost_type
==
_ghost
||
(
q2
.
ghost_type
==
_not_ghost
&&
q1
.
global_num
<=
q2
.
global_num
)))
{
// storing only half lists
pair_list
[
q2
.
ghost_type
].
push_back
(
std
::
make_pair
(
q1
,
q2
));
}
}
}
}
}
}
}
}
}
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