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/************************************************************************
*
* Copyright (C) 2021-2025 IRCAD France
* Copyright (C) 2021 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight 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.
*
* Sight 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 Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "vtk_test.hpp"
#include <data/mesh.hpp>
#include <data/point.hpp>
#include <geometry/vtk/mesh.hpp>
// Registers the fixture into the 'registry'
CPPUNIT_TEST_SUITE_REGISTRATION(sight::geometry::vtk::ut::vtk_test);
namespace sight::geometry::vtk::ut
{
//------------------------------------------------------------------------------
void vtk_test::setUp()
{
}
//------------------------------------------------------------------------------
void vtk_test::tearDown()
{
}
//------------------------------------------------------------------------------
void vtk_test::compute_center_of_mass()
{
sight::data::mesh::sptr mesh = std::make_shared<sight::data::mesh>();
const auto dump_lock = mesh->dump_lock();
const std::array<double, 3> center_of_mass = {0.5, 1.5, 2.5};
mesh->push_point(0.F, 0.F, 0.F);
mesh->push_point(1.F, 0.F, 0.F);
mesh->push_point(1.F, 3.F, 0.F);
mesh->push_point(0.F, 3.F, 0.F);
mesh->push_point(0.F, 0.F, 5.F);
mesh->push_point(1.F, 0.F, 5.F);
mesh->push_point(1.F, 3.F, 5.F);
mesh->push_point(0.F, 3.F, 5.F);
mesh->push_cell(0, 1, 2, 3);
mesh->push_cell(0, 4, 5, 1);
mesh->push_cell(1, 5, 6, 2);
mesh->push_cell(4, 5, 6, 7);
mesh->push_cell(0, 4, 7, 3);
mesh->push_cell(3, 7, 6, 2);
sight::data::point::sptr computed_center_of_mass = geometry::vtk::compute_center_of_mass(mesh);
CPPUNIT_ASSERT_EQUAL(center_of_mass[0], (*computed_center_of_mass)[0]);
CPPUNIT_ASSERT_EQUAL(center_of_mass[1], (*computed_center_of_mass)[1]);
CPPUNIT_ASSERT_EQUAL(center_of_mass[2], (*computed_center_of_mass)[2]);
}
//------------------------------------------------------------------------------
} // namespace sight::geometry::vtk::ut
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