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/************************************************************************
*
* Copyright (C) 2017-2025 IRCAD France
* Copyright (C) 2017-2018 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 <data/matrix4.hpp>
#include <io/itk/helper/transform.hpp>
#include <doctest/doctest.h>
#include <itkMatrix.h>
TEST_SUITE("sight::io::itk::transform")
{
TEST_CASE("conversion")
{
::itk::Matrix<double, 4, 4> mat;
auto sight_mat = std::make_shared<sight::data::matrix4>();
for(std::uint8_t i = 0 ; i < 4 ; ++i)
{
for(std::uint8_t j = 0 ; j < 4 ; j++)
{
mat(i, j) = i + j * 4.0;
}
}
sight::io::itk::helper::transform::convert_from_itk(mat, sight_mat);
for(std::uint8_t i = 0 ; i < 4 ; ++i)
{
for(std::uint8_t j = 0 ; j < 4 ; j++)
{
CHECK_EQ(mat(i, j), (*sight_mat)(i, j));
}
}
sight::data::matrix4::csptr sight_mat2 = sight_mat;
::itk::Matrix<double, 4, 4> mat2 = sight::io::itk::helper::transform::convert_to_itk(sight_mat2);
for(std::uint8_t i = 0 ; i < 4 ; ++i)
{
for(std::uint8_t j = 0 ; j < 4 ; j++)
{
CHECK_EQ(mat(i, j), mat2(i, j));
}
}
}
} // TEST_SUITE
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