gps_almanac.h

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/*!
 * \file gps_almanac.h
 * \brief  Interface of a GPS ALMANAC storage
 * \author Javier Arribas, 2013. jarribas(at)cttc.es
 *
 * -----------------------------------------------------------------------------
 *
 * Copyright (C) 2010-2020  (see AUTHORS file for a list of contributors)
 *
 * GNSS-SDR is a software defined Global Navigation
 *          Satellite Systems receiver
 *
 * This file is part of GNSS-SDR.
 *
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 * -----------------------------------------------------------------------------
 */


#ifndef GNSS_SDR_GPS_ALMANAC_H
#define GNSS_SDR_GPS_ALMANAC_H

#include <boost/serialization/nvp.hpp>
#include <cstdint>

/*!
 * \brief This class is a storage for the GPS SV ALMANAC data as described in IS-GPS-200K
 *
 * See https://www.gps.gov/technical/icwg/IS-GPS-200K.pdf Appendix II
 */
class Gps_Almanac
{
public:
    /*!
     * Default constructor
     */
    Gps_Almanac() = default;

    uint32_t i_satellite_PRN{};  //!< SV PRN NUMBER
    double d_Delta_i{};          //!< Inclination Angle at Reference Time (relative to i_0 = 0.30 semi-circles)
    int32_t i_Toa{};             //!< Almanac data reference time of week (Ref. 20.3.3.4.3 IS-GPS-200K) [s]
    int32_t i_WNa{};             //!< Almanac week number
    double d_M_0{};              //!< Mean Anomaly at Reference Time [semi-circles]
    double d_e_eccentricity{};   //!< Eccentricity [dimensionless]
    double d_sqrt_A{};           //!< Square Root of the Semi-Major Axis [sqrt(m)]
    double d_OMEGA0{};           //!< Longitude of Ascending Node of Orbit Plane at Weekly Epoch [semi-circles]
    double d_OMEGA{};            //!< Argument of Perigee [semi-cicles]
    double d_OMEGA_DOT{};        //!< Rate of Right Ascension [semi-circles/s]
    int32_t i_SV_health{};       //!< SV Health
    int32_t i_AS_status{};       //!< Anti-Spoofing Flags and SV Configuration
    double d_A_f0{};             //!< Coefficient 0 of code phase offset model [s]
    double d_A_f1{};             //!< Coefficient 1 of code phase offset model [s/s]

    template <class Archive>

    void serialize(Archive& ar, const unsigned int version)
    {
        if (version)
            {
            };
        ar& BOOST_SERIALIZATION_NVP(i_satellite_PRN);
        ar& BOOST_SERIALIZATION_NVP(d_Delta_i);
        ar& BOOST_SERIALIZATION_NVP(i_Toa);
        ar& BOOST_SERIALIZATION_NVP(i_WNa);
        ar& BOOST_SERIALIZATION_NVP(d_M_0);
        ar& BOOST_SERIALIZATION_NVP(d_e_eccentricity);
        ar& BOOST_SERIALIZATION_NVP(d_sqrt_A);
        ar& BOOST_SERIALIZATION_NVP(d_OMEGA0);
        ar& BOOST_SERIALIZATION_NVP(d_OMEGA);
        ar& BOOST_SERIALIZATION_NVP(d_OMEGA_DOT);
        ar& BOOST_SERIALIZATION_NVP(i_SV_health);
        ar& BOOST_SERIALIZATION_NVP(i_AS_status);
        ar& BOOST_SERIALIZATION_NVP(d_A_f0);
        ar& BOOST_SERIALIZATION_NVP(d_A_f1);
    }
};

#endif