mirror of https://github.com/gnss-sdr/gnss-sdr
163 lines
7.4 KiB
C++
163 lines
7.4 KiB
C++
/*!
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* \file galileo_ephemeris.h
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* \brief Interface of a Galileo EPHEMERIS storage
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* \author Javier Arribas, 2013. jarribas(at)cttc.es,
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* \author Mara Branzanti 2013. mara.branzanti(at)gmail.com
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -------------------------------------------------------------------------
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*/
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#ifndef GNSS_SDR_GALILEO_EPHEMERIS_H
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#define GNSS_SDR_GALILEO_EPHEMERIS_H
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#include <boost/serialization/nvp.hpp>
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#include <cstdint>
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/*!
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* \brief This class is a storage and orbital model functions for the Galileo SV ephemeris data as described in Galileo ICD paragraph 5.1.1
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* (See https://www.gsc-europa.eu/sites/default/files/sites/all/files/Galileo-OS-SIS-ICD.pdf )
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*
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*/
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class Galileo_Ephemeris
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{
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public:
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Galileo_Ephemeris() = default;
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void satellitePosition(double transmitTime); //!< Computes the ECEF SV coordinates and ECEF velocity
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double Galileo_System_Time(double WN, double TOW); //!< Galileo System Time (GST), ICD paragraph 5.1.2
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double sv_clock_drift(double transmitTime); //!< Satellite Time Correction Algorithm, ICD 5.1.4
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double sv_clock_relativistic_term(double transmitTime); //!< Satellite Time Correction Algorithm, ICD 5.1.4
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/* Galileo ephemeris are 16 parameters and here are reported following the ICD order, paragraph 5.1.1.
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The number in the name after underscore (_1, _2, _3 and so on) refers to the page were we can find that parameter */
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int32_t IOD_ephemeris{};
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int32_t IOD_nav_1{};
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int32_t SV_ID_PRN_4{};
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double M0_1{}; //!< Mean anomaly at reference time [semi-circles]
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double delta_n_3{}; //!< Mean motion difference from computed value [semi-circles/sec]
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double e_1{}; //!< Eccentricity
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double A_1{}; //!< Square root of the semi-major axis [meters^1/2]
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double OMEGA_0_2{}; //!< Longitude of ascending node of orbital plane at weekly epoch [semi-circles]
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double i_0_2{}; //!< Inclination angle at reference time [semi-circles]
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double omega_2{}; //!< Argument of perigee [semi-circles]
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double OMEGA_dot_3{}; //!< Rate of right ascension [semi-circles/sec]
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double iDot_2{}; //!< Rate of inclination angle [semi-circles/sec]
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double C_uc_3{}; //!< Amplitude of the cosine harmonic correction term to the argument of latitude [radians]
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double C_us_3{}; //!< Amplitude of the sine harmonic correction term to the argument of latitude [radians]
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double C_rc_3{}; //!< Amplitude of the cosine harmonic correction term to the orbit radius [meters]
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double C_rs_3{}; //!< Amplitude of the sine harmonic correction term to the orbit radius [meters]
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double C_ic_4{}; //!< Amplitude of the cosine harmonic correction term to the angle of inclination [radians]
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double C_is_4{}; //!< Amplitude of the sine harmonic correction term to the angle of inclination [radians]
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int32_t t0e_1{}; //!< Ephemeris reference time [s]
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/* Clock correction parameters */
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int32_t t0c_4{}; //!< Clock correction data reference Time of Week [sec]
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double af0_4{}; //!< SV clock bias correction coefficient [s]
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double af1_4{}; //!< SV clock drift correction coefficient [s/s]
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double af2_4{}; //!< SV clock drift rate correction coefficient [s/s^2]
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/* GST */
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// Not belong to ephemeris set (page 1 to 4)
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int32_t WN_5{}; //!< Week number
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int32_t TOW_5{}; //!< Time of Week
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double Galileo_satClkDrift{};
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double Galileo_dtr{}; //!< relativistic clock correction term
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// SV status
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int32_t SISA_3{};
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int32_t E5a_HS{}; //!< E5a Signal Health Status
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int32_t E5b_HS_5{}; //!< E5b Signal Health Status
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int32_t E1B_HS_5{}; //!< E1B Signal Health Status
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bool E5a_DVS{}; //!< E5a Data Validity Status
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bool E5b_DVS_5{}; //!< E5b Data Validity Status
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bool E1B_DVS_5{}; //!< E1B Data Validity Status
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double BGD_E1E5a_5{}; //!< E1-E5a Broadcast Group Delay [s]
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double BGD_E1E5b_5{}; //!< E1-E5b Broadcast Group Delay [s]
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// satellite positions
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double d_satpos_X{}; //!< Earth-fixed coordinate x of the satellite [m]. Intersection of the IERS Reference Meridian (IRM) and the plane passing through the origin and normal to the Z-axis.
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double d_satpos_Y{}; //!< Earth-fixed coordinate y of the satellite [m]. Completes a right-handed, Earth-Centered, Earth-Fixed orthogonal coordinate system.
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double d_satpos_Z{}; //!< Earth-fixed coordinate z of the satellite [m]. The direction of the IERS (International Earth Rotation and Reference Systems Service) Reference Pole (IRP).
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// Satellite velocity
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double d_satvel_X{}; //!< Earth-fixed velocity coordinate x of the satellite [m]
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double d_satvel_Y{}; //!< Earth-fixed velocity coordinate y of the satellite [m]
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double d_satvel_Z{}; //!< Earth-fixed velocity coordinate z of the satellite [m]
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uint32_t i_satellite_PRN{}; //!< SV PRN NUMBER
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bool flag_all_ephemeris{};
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template <class Archive>
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/*!
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* \brief Serialize is a boost standard method to be called by the boost XML serialization. Here is used to save the ephemeris data on disk file.
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*/
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inline void serialize(Archive& archive, const uint32_t version)
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{
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if (version)
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{
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};
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archive& BOOST_SERIALIZATION_NVP(i_satellite_PRN);
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archive& BOOST_SERIALIZATION_NVP(M0_1);
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archive& BOOST_SERIALIZATION_NVP(delta_n_3);
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archive& BOOST_SERIALIZATION_NVP(e_1);
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archive& BOOST_SERIALIZATION_NVP(A_1);
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archive& BOOST_SERIALIZATION_NVP(OMEGA_0_2);
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archive& BOOST_SERIALIZATION_NVP(i_0_2);
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archive& BOOST_SERIALIZATION_NVP(omega_2);
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archive& BOOST_SERIALIZATION_NVP(OMEGA_dot_3);
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archive& BOOST_SERIALIZATION_NVP(iDot_2);
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archive& BOOST_SERIALIZATION_NVP(C_uc_3);
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archive& BOOST_SERIALIZATION_NVP(C_us_3);
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archive& BOOST_SERIALIZATION_NVP(C_rc_3);
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archive& BOOST_SERIALIZATION_NVP(C_rs_3);
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archive& BOOST_SERIALIZATION_NVP(C_ic_4);
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archive& BOOST_SERIALIZATION_NVP(C_is_4);
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archive& BOOST_SERIALIZATION_NVP(t0e_1);
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archive& BOOST_SERIALIZATION_NVP(t0c_4);
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archive& BOOST_SERIALIZATION_NVP(af0_4);
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archive& BOOST_SERIALIZATION_NVP(af1_4);
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archive& BOOST_SERIALIZATION_NVP(af2_4);
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archive& BOOST_SERIALIZATION_NVP(WN_5);
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archive& BOOST_SERIALIZATION_NVP(TOW_5);
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archive& BOOST_SERIALIZATION_NVP(Galileo_satClkDrift);
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archive& BOOST_SERIALIZATION_NVP(Galileo_dtr);
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archive& BOOST_SERIALIZATION_NVP(IOD_ephemeris);
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archive& BOOST_SERIALIZATION_NVP(IOD_nav_1);
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archive& BOOST_SERIALIZATION_NVP(SISA_3);
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archive& BOOST_SERIALIZATION_NVP(E5a_HS);
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archive& BOOST_SERIALIZATION_NVP(E5b_HS_5);
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archive& BOOST_SERIALIZATION_NVP(E1B_HS_5);
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archive& BOOST_SERIALIZATION_NVP(E5a_DVS);
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archive& BOOST_SERIALIZATION_NVP(E5b_DVS_5);
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archive& BOOST_SERIALIZATION_NVP(E1B_DVS_5);
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archive& BOOST_SERIALIZATION_NVP(BGD_E1E5a_5);
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archive& BOOST_SERIALIZATION_NVP(BGD_E1E5b_5);
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archive& BOOST_SERIALIZATION_NVP(flag_all_ephemeris);
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}
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};
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#endif
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