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test_paraview.cc
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/**
* @file test_contact_mechanics_model.cc
*
* @author Mohit Pundir <mohit.pundir@epfl.ch>
*
* @date creation: Tue Apr 30 2019
* @date last modification: Tue Apr 30 2019
*
* @brief Test for contact mechanics model class
*
* @section LICENSE
*
* Copyright (©) 2010-2018 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 "solid_mechanics_model.hh"
#include "contact_mechanics_model.hh"
#include "coupler_solid_contact.hh"
#include "non_linear_solver.hh"
/* -------------------------------------------------------------------------- */
using namespace akantu;
/* -------------------------------------------------------------------------- */
int main(int argc, char *argv[]) {
const UInt spatial_dimension = 2;
initialize("material.dat", argc, argv);
auto increment = 1e-3;
auto nb_steps = 10;
Mesh mesh(spatial_dimension);
mesh.read("paraview_2d.msh");
CouplerSolidContact coupler(mesh);
auto & solid = coupler.getSolidMechanicsModel();
auto & contact = coupler.getContactMechanicsModel();
solid.initFull( _analysis_method = _static);
contact.initFull(_analysis_method = _implicit_contact);
solid.applyBC(BC::Dirichlet::FixedValue(0.0, _x), "bot_body");
solid.applyBC(BC::Dirichlet::IncrementValue(increment, _y), "bot_body");
solid.applyBC(BC::Dirichlet::FixedValue(0.0, _x), "top");
solid.applyBC(BC::Dirichlet::FixedValue(0.0, _y), "top");
coupler.initFull(_analysis_method = _implicit_contact);
coupler.setBaseName("test-circles-2d");
coupler.addDumpFieldVector("displacement");
coupler.addDumpFieldVector("normals");
coupler.addDumpFieldVector("contact_force");
coupler.addDumpFieldVector("external_force");
coupler.addDumpFieldVector("internal_force");
coupler.addDumpField("gaps");
coupler.addDumpField("blocked_dofs");
coupler.addDumpField("grad_u");
coupler.addDumpField("stress");
auto & before_assembly =
const_cast<SparseMatrix &>(coupler.getDOFManager().getNewMatrix("K", _symmetric));
solid.assembleStiffnessMatrix();
auto & solid_assembly =
const_cast<SparseMatrix &>(coupler.getDOFManager().getMatrix("K"));
solid_assembly.saveMatrix("solid_assembly.mtx");
auto & displacement = solid.getDisplacement();
contact.search(displacement);
contact.assembleStiffnessMatrix();
auto contact_map = contact.getContactMap();
auto nb_contacts = contact_map.size();
auto & contact_assembly =
const_cast<SparseMatrix &>(coupler.getDOFManager().getMatrix("K"));
contact_assembly.saveMatrix("contact_assembly.mtx");
solid.assembleInternalForces();
contact.assembleInternalForces();
coupler.dump();
finalize();
return EXIT_SUCCESS;
}

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