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tetrahedra.cc
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Fri, Aug 16, 19:55
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rAKA akantu
tetrahedra.cc
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/**
* @file tetrahedra.cc
*
* @author Alejandro M. Aragón <alejandro.aragon@epfl.ch>
*
* @date Tue Jan 14 09:38:00 2014
*
* @brief File used to obtain contact results for a simple tetrahedra test
*
* @section LICENSE
*
* Copyright (©) 2010-2011 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 "contact_impl.hh"
//#include "implicit_contact_manager.hh"
using
namespace
akantu
;
int
main
(
int
argc
,
char
*
argv
[])
{
// set dimension
static
const
UInt
dim
=
3
;
typedef
SolidMechanicsModel
model_type
;
// typedef ContactData<dim,model_type> contact_type;
typedef
Contact
<
dim
,
MasterAssignator
,
SelectResolution
<
_static
,
_augmented_lagrangian
>
>
contact_type
;
// initialize akantu
initialize
(
"steel.dat"
,
argc
,
argv
);
// create and read mesh
Mesh
mesh
(
dim
);
mesh
.
read
(
"tetrahedra.msh"
);
// create model
model_type
model
(
mesh
);
SolidMechanicsModelOptions
opt
(
_static
);
// initialize model
model
.
initFull
(
opt
);
// paraview output
model
.
setBaseName
(
"contact"
);
model
.
addDumpFieldVector
(
"displacement"
);
// create conctact object
contact_type
cd
(
argc
,
argv
,
model
);
// add slave node of the tip of the top tetrahedron
cd
.
addSlave
(
4
);
// parameters
cd
[
Verbose
]
=
true
;
// add search surface
cd
.
searchSurface
(
"master"
);
// apply boundary conditions
mesh
.
createGroupsFromMeshData
<
std
::
string
>
(
"physical_names"
);
using
BC
::
Dirichlet
::
FixedValue
;
// model.applyBC(FixedValue(0., _y), "top_surface");
model
.
applyBC
(
FixedValue
(
0.
,
_x
),
"top_surface"
);
model
.
applyBC
(
FixedValue
(
0.
,
_z
),
"top_surface"
);
model
.
applyBC
(
FixedValue
(
0.
,
_x
),
"bottom_surface"
);
model
.
applyBC
(
FixedValue
(
0.
,
_y
),
"bottom_surface"
);
model
.
applyBC
(
FixedValue
(
0.
,
_z
),
"bottom_surface"
);
// model.applyBC(FixedValue(0., _x), "master");
// model.applyBC(FixedValue(0., _y), "master");
// model.applyBC(FixedValue(0., _z), "master");
Real
U
=
2
;
Real
Du
=
0.01
;
for
(
Real
u
=
Du
;
u
<=
U
;
u
+=
Du
)
{
// model.applyBC(FixedValue(u, _x), "top_surface");
model
.
applyBC
(
FixedValue
(
-
u
,
_y
),
"top_surface"
);
// solve contact step (no need to call solve on the model object)
// solveContactStep<_uzawa>(cd);
solveContactStep
<
_generalized_newton
>
(
cd
);
}
// finalize simulation
finalize
();
return
EXIT_SUCCESS
;
}
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