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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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