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/************************************************************************
*
* Copyright (C) 2009-2025 IRCAD France
* Copyright (C) 2012-2020 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 "activity/validator/image_properties.hpp"
#include <data/image.hpp>
#include <data/image_series.hpp>
#include <data/map.hpp>
#include <data/validator/registry/macros.hpp>
#include <data/vector.hpp>
namespace sight::activity::validator
{
SIGHT_REGISTER_DATA_VALIDATOR(sight::activity::validator::image_properties);
auto f_compare = [](double _a, double _b){return std::abs(_a - _b) < 0.00001;};
//-----------------------------------------------------------------------------
data::validator::return_t image_properties::validate(const data::object::csptr& _current_data) const
{
data::validator::return_t validation;
data::vector::csptr vector = std::dynamic_pointer_cast<const data::vector>(_current_data);
data::map::csptr map = std::dynamic_pointer_cast<const data::map>(_current_data);
validation.first = true;
validation.second = "Input images have the same properties.";
data::image::csptr img0;
if(vector)
{
for(const data::object::sptr& obj : *vector)
{
const auto img = std::dynamic_pointer_cast<const data::image>(obj);
if(img)
{
if(!img0)
{
img0 = img;
}
else
{
data::image::spacing_t spacing = img0->spacing();
data::image::origin_t origin = img0->origin();
if(img0->size() != img->size()
|| !std::equal(spacing.begin(), spacing.end(), img->spacing().begin(), f_compare)
|| !std::equal(origin.begin(), origin.end(), img->origin().begin(), f_compare))
{
std::string error_msg = "Images in selection have not the same properties :\n";
error_msg += (img0->size() != img->size()) ? "- size\n" : "";
error_msg += (img0->spacing() != img->spacing()) ? "- spacing\n" : "";
error_msg += (img0->origin() != img->origin()) ? "- origin" : "";
validation.first = false;
validation.second = error_msg;
break;
}
}
}
else
{
validation.first = false;
validation.second = "Given data does not contain valid images.";
}
}
}
else if(map)
{
for(const auto& elt : *map)
{
const auto img = std::dynamic_pointer_cast<data::image>(elt.second);
if(img)
{
if(!img0)
{
img0 = img;
}
else
{
data::image::spacing_t spacing = img0->spacing();
data::image::origin_t origin = img0->origin();
if(img0->size() != img->size()
|| !std::equal(spacing.begin(), spacing.end(), img->spacing().begin(), f_compare)
|| !std::equal(origin.begin(), origin.end(), img->origin().begin(), f_compare))
{
std::string error_msg = "Images in selection have not the same properties :\n";
error_msg += (img0->size() != img->size()) ? "- size\n" : "";
error_msg += (img0->spacing() != img->spacing()) ? "- spacing\n" : "";
error_msg += (img0->origin() != img->origin()) ? "- origin" : "";
validation.first = false;
validation.second = error_msg;
break;
}
}
}
else
{
validation.first = false;
validation.second = "Given data does not contain valid images.";
}
}
}
else
{
validation.first = false;
validation.second = "Given data is not a Vector or Map of images. The validation can not be performed.";
}
return validation;
}
//-----------------------------------------------------------------------------
} // namespace sight::activity::validator
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