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test_sparse_matrix_assemble.cc
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Mon, Dec 2, 23:33

test_sparse_matrix_assemble.cc
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/**
* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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 <cstdlib>
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "mesh.hh"
#include "mesh_io.hh"
#include "dof_synchronizer.hh"
#include "sparse_matrix.hh"
/* -------------------------------------------------------------------------- */
using namespace akantu;
int main(int argc, char * argv[]) {
initialize(argc, argv);
Int spatial_dimension = 2;
Mesh mesh(spatial_dimension);
mesh.read("triangle.msh");
UInt nb_nodes = mesh.getNbNodes();
DOFManagerDefault dof_manager(mesh, "test_dof_manager");
Array<Real> test_synchronize(nb_nodes, spatial_dimension, "Test vector");
dof_manager.registerDOFs("test_synchronize", test_synchronize, _dst_nodal);
auto & A = dof_manager.getNewMatrix("A", _symmetric);
// const akantu::Mesh::ConnectivityTypeList & type_list =
// mesh.getConnectivityTypeList();
// akantu::Mesh::ConnectivityTypeList::const_iterator it;
// for(it = type_list.begin(); it != type_list.end(); ++it) {
// if(mesh.getSpatialDimension(*it) != spatial_dimension) continue;
// akantu::UInt nb_element = mesh.getNbElement(*it);
// akantu::UInt nb_nodes_per_element = mesh.getNbNodesPerElement(*it);
// akantu::Element element(*it);
// akantu::UInt m = nb_nodes_per_element * spatial_dimension;
// akantu::Array<akantu::Real> local_mat(m, m, 1, "local_mat");
// for(akantu::UInt e = 0; e < nb_element; ++e) {
// element.element = e;
// sparse_matrix.addToMatrix(local_mat.data(), element,
// nb_nodes_per_element);
// }
// }
A.saveMatrix("matrix.mtx");
finalize();
return EXIT_SUCCESS;
}

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