💿🐜 Antkeeper source code
https://antkeeper.com
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58 lines
1.7 KiB
58 lines
1.7 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ANTKEEPER_ENTITY_COMPONENT_ORBIT_HPP
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#define ANTKEEPER_ENTITY_COMPONENT_ORBIT_HPP
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#include "entity/id.hpp"
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#include "physics/orbit/elements.hpp"
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#include "physics/orbit/state.hpp"
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#include "math/se3.hpp"
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namespace entity {
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namespace component {
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struct orbit
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{
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/// Parent body.
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entity::id parent;
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/// Keplerian orbital elements at epoch.
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physics::orbit::elements<double> elements;
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/// Orbital semi-minor axis (b) at epoch.
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double semiminor_axis;
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/// Orbital mean motion (n) at epoch.
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double mean_motion;
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/// Transformation from the PQW frame to the BCI frame of the parent body.
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math::transformation::se3<double> pqw_to_bci;
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/// Orbital Cartesian position of the body in the BCI frame of the parent body.
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math::vector3<double> bci_position;
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/// Orbital Cartesian position of the body in the ICRF frame.
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math::vector3<double> icrf_position;
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};
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} // namespace component
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} // namespace entity
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#endif // ANTKEEPER_ENTITY_COMPONENT_ORBIT_HPP
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