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/************************************************************************
*
* Copyright (C) 2025 IRCAD France
*
* 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/>.
*
***********************************************************************/
#pragma once
#include <data/matrix4.hpp>
#include <data/point.hpp>
#include <data/string.hpp>
#include <service/filter.hpp>
namespace sight::module::geometry
{
/**
* @brief Extracts translation part of a matrix and put it into a point.
* The pointlist is cleared by default. It can be set to 'appending' mode through the configuration.
*
* @section XML XML Configuration
* @code{.xml}
<service type="sight::module::geometry::matrix_to_point">
<in key="matrix" uid="..." />
<inout key="point" uid="..." />
<properties label="..." />
</service>
@endcode
*
* @subsection Input Input
* - \b matrices [sight::data::matrix4]: input matrices (only translation part will be extracted).
*
* @subsection Inout Inout
* - \b point [sight::data::point]: output point
*
* @subsection Property Property
* - \b label [sight::data::string]: label of the point.
*/
class matrix_to_point final : public sight::service::filter
{
public:
/// Generates default methods as New, dynamicCast, ...
SIGHT_DECLARE_SERVICE(matrix_to_point, sight::service::filter);
/// Initializes a member variable
matrix_to_point();
/// Destroys the service
~matrix_to_point() final = default;
protected:
/// Sets the append mode on or off.
void configuring() final;
/// Does nothing.
void starting() final;
/// Fills the PointList.
void updating() final;
/// Does nothing.
void stopping() final;
private:
data::ptr<data::matrix4, data::access::in> m_matrix {this, "matrix"};
data::ptr<data::point, data::access::inout> m_point {this, "point"};
data::property<data::string> m_label {this, "label", std::string()};
};
} // namespace sight::module::geometry.
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