mirror of https://github.com/gnss-sdr/gnss-sdr
129 lines
5.2 KiB
C++
129 lines
5.2 KiB
C++
/*!
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* \file pvt_solution.h
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* \brief Interface of a base class for a PVT solution
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* \author Carles Fernandez-Prades, 2015. cfernandez(at)cttc.es
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*
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*
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* -----------------------------------------------------------------------------
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*
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* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
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* This file is part of GNSS-SDR.
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*
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* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
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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_PVT_SOLUTION_H
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#define GNSS_SDR_PVT_SOLUTION_H
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#include <boost/date_time/posix_time/posix_time.hpp>
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#include <array>
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#include <deque>
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/** \addtogroup PVT
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* \{ */
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/** \addtogroup PVT_libs
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* \{ */
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/*!
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* \brief Base class for a PVT solution
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*
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*/
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class Pvt_Solution
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{
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public:
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Pvt_Solution();
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virtual ~Pvt_Solution() = default;
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void set_rx_pos(const std::array<double, 3> &pos); //!< Set position: X, Y, Z in Cartesian ECEF coordinates [m]
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void set_rx_vel(const std::array<double, 3> &vel); //!< Set velocity: East [m/s], North [m/s], Up [m/s]
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void set_position_UTC_time(const boost::posix_time::ptime &pt);
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void set_time_offset_s(double offset); //!< Set RX time offset [s]
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void set_clock_drift_ppm(double clock_drift_ppm); //!< Set the Rx clock drift [ppm]
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void set_speed_over_ground(double speed_m_s); //!< Set RX speed over ground [m/s]
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void set_course_over_ground(double cog_deg); //!< Set RX course over ground [deg]
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void set_valid_position(bool is_valid);
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void set_num_valid_observations(int num); //!< Set the number of valid pseudorange observations (valid satellites)
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void set_pre_2009_file(bool pre_2009_file); //!< Flag for the week rollover computation in post processing mode for signals older than 2009
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// averaging
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void set_averaging_depth(int depth); //!< Set length of averaging window
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void set_averaging_flag(bool flag);
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void perform_pos_averaging();
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std::array<double, 3> get_rx_pos() const;
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std::array<double, 3> get_rx_vel() const;
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boost::posix_time::ptime get_position_UTC_time() const;
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double get_latitude() const; //!< Get RX position Latitude WGS84 [deg]
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double get_longitude() const; //!< Get RX position Longitude WGS84 [deg]
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double get_height() const; //!< Get RX position height WGS84 [m]
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double get_time_offset_s() const; //!< Get RX time offset [s]
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double get_clock_drift_ppm() const; //!< Get the Rx clock drift [ppm]
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double get_speed_over_ground() const; //!< Get RX speed over ground [m/s]
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double get_course_over_ground() const; //!< Get RX course over ground [deg]
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double get_avg_latitude() const; //!< Get RX position averaged Latitude WGS84 [deg]
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double get_avg_longitude() const; //!< Get RX position averaged Longitude WGS84 [deg]
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double get_avg_height() const; //!< Get RX position averaged height WGS84 [m]
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int get_num_valid_observations() const; //!< Get the number of valid pseudorange observations (valid satellites)
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bool is_pre_2009() const;
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bool is_valid_position() const;
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bool is_averaging() const;
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virtual double get_hdop() const = 0;
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virtual double get_vdop() const = 0;
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virtual double get_pdop() const = 0;
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virtual double get_gdop() const = 0;
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private:
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/*
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* Conversion of Cartesian coordinates (X,Y,Z) to geographical
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* coordinates (d_latitude_d, d_longitude_d, d_height_m) on a selected reference ellipsoid.
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*
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* \param[in] X [m] Cartesian coordinate
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* \param[in] Y [m] Cartesian coordinate
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* \param[in] Z [m] Cartesian coordinate
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* \param[in] elipsoid_selection. Choices of Reference Ellipsoid for Geographical Coordinates:
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* 0 - International Ellipsoid 1924.
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* 1 - International Ellipsoid 1967.
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* 2 - World Geodetic System 1972.
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* 3 - Geodetic Reference System 1980.
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* 4 - World Geodetic System 1984.
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*
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*/
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int cart2geo(double X, double Y, double Z, int elipsoid_selection);
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std::array<double, 3> d_rx_pos{};
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std::array<double, 3> d_rx_vel{};
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boost::posix_time::ptime d_position_UTC_time;
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std::deque<double> d_hist_latitude_d;
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std::deque<double> d_hist_longitude_d;
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std::deque<double> d_hist_height_m;
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double d_latitude_d; // RX position Latitude WGS84 [deg]
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double d_longitude_d; // RX position Longitude WGS84 [deg]
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double d_height_m; // RX position height WGS84 [m]
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double d_rx_dt_s; // RX time offset [s]
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double d_rx_clock_drift_ppm; // RX clock drift [ppm]
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double d_speed_over_ground_m_s; // RX speed over ground [m/s]
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double d_course_over_ground_d; // RX course over ground [deg]
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double d_avg_latitude_d; // Averaged latitude in degrees
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double d_avg_longitude_d; // Averaged longitude in degrees
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double d_avg_height_m; // Averaged height [m]
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int d_averaging_depth; // Length of averaging window
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int d_valid_observations;
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bool d_pre_2009_file; // Flag to correct week rollover in post processing mode for signals older than 2009
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bool b_valid_position;
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bool d_flag_averaging;
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};
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/** \} */
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/** \} */
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#endif // GNSS_SDR_PVT_SOLUTION_H
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