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rAKA/test/test_model/test_solid_mechanics_model/test_embedded_interface/test_embedded_element_matrix.cc
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test_embedded_element_matrix.cc
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/**
* @file test_embedded_interface_model.cc
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @date Thu 19 Mar 2015
*
* @brief test of the class EmbeddedInterfaceModel
*
* @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 "aka_common.hh"
#include "embedded_interface_model.hh"
using namespace akantu;
int main(int argc, char * argv[]) {
debug::setDebugLevel(dblWarning);
initialize("embedded_element.dat", argc, argv);
const UInt dim = 2;
const Real height = 0.5;
Mesh mesh(dim);
mesh.read("triangle.msh");
Array<Real> nodes_vec(2, dim, "reinforcement_nodes");
nodes_vec.storage()[0] = 0; nodes_vec.storage()[1] = height;
nodes_vec.storage()[2] = 1; nodes_vec.storage()[3] = height;
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(SolidMechanicsModelOptions(_static));
if (model.getInterfaceMesh().getNbElement(_segment_2) != 1)
return EXIT_FAILURE;
if (model.getInterfaceMesh().getSpatialDimension() != 2)
return EXIT_FAILURE;
model.assembleStiffnessMatrix();
SparseMatrix & K = model.getStiffnessMatrix();
Math::setTolerance(1e-8);
// Testing the assembled stiffness matrix
if (!Math::are_float_equal(K(0, 0), 1. - height) ||
!Math::are_float_equal(K(0, 2), height - 1.) ||
!Math::are_float_equal(K(2, 0), height - 1.) ||
!Math::are_float_equal(K(2, 2), 1. - height))
return EXIT_FAILURE;
model.updateResidual();
return EXIT_SUCCESS;
}
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