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rAKA/test/test_solver/test_sparse_matrix_profile.cc
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test_sparse_matrix_profile.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 "dof_manager_default.hh"
#include "mesh.hh"
#include "sparse_matrix.hh"
/* -------------------------------------------------------------------------- */
#include <cstdlib>
/* -------------------------------------------------------------------------- */
using namespace akantu;
/* -------------------------------------------------------------------------- */
int main(int argc, char * argv[]) {
initialize(argc, argv);
Int spatial_dimension = 2;
Mesh mesh(spatial_dimension);
mesh.read("triangle.msh");
Int 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);
for (Int i = 0; i < 10; ++i) {
A.add(i, i);
}
A.add(0, 9);
A.saveProfile("profile_hand.mtx");
for (Int i = 0; i < 10; ++i) {
A.add(i, i, i * 10);
}
A.add(0, 9, 100);
A.saveMatrix("matrix_hand.mtx");
/* ------------------------------------------------------------------------ */
finalize();
return EXIT_SUCCESS;
}
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