1  #ifndef EPHEMERIS_H


2  #define EPHEMERIS_H


3 


4  #include <newmat.h>


5  #include <QtCore>


6  #include <stdio.h>


7  #include <string>


8  #include "bnctime.h"


9  #include "bncconst.h"


10  #include "t_prn.h"


11  #include "gnss.h"


12 


13 


14  class t_orbCorr;


15  class t_clkCorr;


16 


17  class t_eph {


18  public:


19  enum e_type {unknown, GPS, QZSS, GLONASS, Galileo, SBAS, BDS, IRNSS};


20  enum e_checkState {unchecked, ok, bad, outdated, unhealthy};


21 


22  t_eph();


23  virtual ~t_eph();


24 


25  virtual e_type type() const = 0;


26  virtual QString toString(double version) const = 0;


27  virtual unsigned int IOD() const = 0;


28  virtual unsigned int isUnhealthy() const = 0;


29  virtual int slotNum() const {return 0;}


30  bncTime TOC() const {return _TOC;}


31  bool isNewerThan(const t_eph* eph) const {return earlierTime(eph, this);}


32  e_checkState checkState() const {return _checkState;}


33  void setCheckState(e_checkState checkState) {_checkState = checkState;}


34  t_prn prn() const {return _prn;}


35  t_irc getCrd(const bncTime& tt, ColumnVector& xc, ColumnVector& vv, bool useCorr) const;


36  void setOrbCorr(const t_orbCorr* orbCorr);


37  void setClkCorr(const t_clkCorr* clkCorr);


38  const QDateTime& receptDateTime() const {return _receptDateTime;}


39  static QString rinexDateStr(const bncTime& tt, const t_prn& prn, double version);


40  static QString rinexDateStr(const bncTime& tt, const QString& prnStr, double version);


41  static bool earlierTime(const t_eph* eph1, const t_eph* eph2) {return eph1>_TOC < eph2>_TOC;}


42 


43  protected:


44  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const = 0;


45  t_prn _prn;


46  bncTime _TOC;


47  QDateTime _receptDateTime;


48  e_checkState _checkState;


49  t_orbCorr* _orbCorr;


50  t_clkCorr* _clkCorr;


51  };


52 


53 


54  class t_ephGPS : public t_eph {


55  friend class t_ephEncoder;


56  friend class RTCM3Decoder;


57  public:


58  t_ephGPS() {


59  _clock_bias = 0.0;


60  _clock_drift = 0.0;


61  _clock_driftrate = 0.0;


62  _IODE = 0.0;


63  _Crs = 0.0;


64  _Delta_n = 0.0;


65  _M0 = 0.0;


66  _Cuc = 0.0;


67  _e = 0.0;


68  _Cus = 0.0;


69  _sqrt_A = 0.0;


70  _TOEsec = 0.0;


71  _Cic = 0.0;


72  _OMEGA0 = 0.0;


73  _Cis = 0.0;


74  _i0 = 0.0;


75  _Crc = 0.0;


76  _omega = 0.0;


77  _OMEGADOT = 0.0;


78  _IDOT = 0.0;


79  _L2Codes = 0.0;


80  _TOEweek = 0.0;


81  _L2PFlag = 0.0;


82  _ura = 0.0;


83  _health = 0.0;


84  _TGD = 0.0;


85  _IODC = 0.0;


86  _TOT = 0.0;


87  _fitInterval = 0.0;


88  }


89  t_ephGPS(float rnxVersion, const QStringList& lines);


90  virtual ~t_ephGPS() {}


91 


92  virtual e_type type() const {


93  switch (_prn.system()) {


94  case 'J':


95  return t_eph::QZSS;


96  case 'I':


97  return t_eph::IRNSS;


98  };


99  return t_eph::GPS;


100  }


101  virtual QString toString(double version) const;


102  virtual unsigned int IOD() const { return static_cast<unsigned int>(_IODE); }


103  virtual unsigned int isUnhealthy() const { return static_cast<unsigned int>(_health); }


104  double TGD() const {return _TGD;} // Timing Group Delay (P1P2 DCB)


105 


106  private:


107  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const;


108 


109  double _clock_bias; // [s]


110  double _clock_drift; // [s/s]


111  double _clock_driftrate; // [s/s^2]


112 


113  double _IODE; // IODEC in case of IRNSS


114  double _Crs; // [m]


115  double _Delta_n; // [rad/s]


116  double _M0; // [rad]


117 


118  double _Cuc; // [rad]


119  double _e; //


120  double _Cus; // [rad]


121  double _sqrt_A; // [m^0.5]


122 


123  double _TOEsec; // [s]


124  double _Cic; // [rad]


125  double _OMEGA0; // [rad]


126  double _Cis; // [rad]


127 


128  double _i0; // [rad]


129  double _Crc; // [m]


130  double _omega; // [rad]


131  double _OMEGADOT; // [rad/s]


132 


133  double _IDOT; // [rad/s]


134  double _L2Codes; // Codes on L2 channel (not valid for IRNSS)


135  double _TOEweek;


136  double _L2PFlag; // L2 P data flag (not valid for IRNSS)


137 


138  mutable double _ura; // SV accuracy


139  double _health; // SV health


140  double _TGD; // [s]


141  double _IODC; // (not valid for IRNSS)


142 


143  double _TOT; // Transmisstion time


144  double _fitInterval; // Fit interval (not valid for IRNSS)


145  };


146 


147  class t_ephGlo : public t_eph {


148  friend class t_ephEncoder;


149  friend class RTCM3Decoder;


150  public:


151  t_ephGlo() {


152  _xv.ReSize(6);


153  _gps_utc = 0.0;


154  _tau = 0.0;


155  _gamma = 0.0;


156  _tki = 0.0;


157  _x_pos = 0.0;


158  _x_velocity = 0.0;


159  _x_acceleration = 0.0;


160  _health = 0.0;


161  _y_pos = 0.0;


162  _y_velocity = 0.0;


163  _y_acceleration = 0.0;


164  _frequency_number = 0.0;


165  _z_pos = 0.0;


166  _z_velocity = 0.0;


167  _z_acceleration = 0.0;


168  _E = 0.0;


169  _almanac_health = 0.0;


170  _almanac_health_availablility_indicator = 0.0;


171  _additional_data_availability = 0.0;


172  _tauC = 0.0;


173  _P1 = 0.0;


174  _P2 = 0.0;


175  _P3 = 0.0;


176  _NA = 0.0;


177  _M_P = 0.0;


178  _M_l3 = 0.0;


179  _M_delta_tau = 0.0;


180  _M_P4 = 0.0;


181  _M_FT = 0.0;


182  _M_NT = 0.0;


183  _M_M = 0.0;


184  _M_N4 = 0.0;


185  _M_tau_GPS = 0.0;


186  _M_l5 = 0.0;


187  }


188  t_ephGlo(float rnxVersion, const QStringList& lines);


189  virtual ~t_ephGlo() {}


190 


191  virtual e_type type() const {return t_eph::GLONASS;}


192  virtual QString toString(double version) const;


193  virtual unsigned int IOD() const;


194  virtual unsigned int isUnhealthy() const;


195  virtual int slotNum() const {return int(_frequency_number);}


196 


197  private:


198  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const;


199  static ColumnVector glo_deriv(double /* tt */, const ColumnVector& xv, double* acc);


200 


201  mutable bncTime _tt; // time


202  mutable ColumnVector _xv; // status vector (position, velocity) at time _tt


203 


204  double _gps_utc;


205  double _tau; // [s]


206  double _gamma; // []


207  mutable double _tki; // message frame time


208 


209  double _x_pos; // [km]


210  double _x_velocity; // [km/s]


211  double _x_acceleration; // [km/s^2]


212  double _health; // 0 = O.K. MSB of Bn word


213 


214  double _y_pos; // [km]


215  double _y_velocity; // [km/s]


216  double _y_acceleration; // [km/s^2]


217  double _frequency_number; // ICDGLONASS data position


218 


219  double _z_pos; // [km]


220  double _z_velocity; // [km/s]


221  double _z_acceleration; // [km/s^2]


222  double _E; // Age of Information [days]


223 


224  double _almanac_health; // Cn word


225  double _almanac_health_availablility_indicator;


226 


227  double _additional_data_availability; //


228  double _tauC; // GLONASS time scale correction to UTC(SU) time [sec]


229  double _P1; // flag of the immediate data updating []


230  double _P2; // flag of oddness or evenness of the value of tb for intervals 30 or 60 minutes []


231  double _P3; // flag indicating a number of satellites for which almanac is transmitted within given frame []


232  double _NA; // calendar day number within the 4year period [days]


233 


234  double _M_P; // control segment parameter that indicates the satellite operation mode with respect of time parameters


235  double _M_l3; // health flag


236  double _M_delta_tau; // [sec]


237  double _M_P4; // flag to show that ephemeris parameters are present []


238  double _M_FT; // indicator for predicted satellite user range accuracy []


239  double _M_NT; // current date, calendar number of day within 4year interval [days]


240  double _M_M; // type of satellite transmitting navigation signal: 0 = GLONASS, 1 = GLONASSM satellite []


241  double _M_N4; // 4year interval number starting from 1996


242  double _M_tau_GPS; // correction to GPS time relative to GLONASS time [days]


243  double _M_l5; // health flag


244  };


245 


246  class t_ephGal : public t_eph {


247  friend class t_ephEncoder;


248  friend class RTCM3Decoder;


249  public:


250  t_ephGal() {


251  _clock_bias = 0.0;


252  _clock_drift = 0.0;


253  _clock_driftrate = 0.0;


254  _IODnav = 0.0;


255  _Crs = 0.0;


256  _Delta_n = 0.0;


257  _M0 = 0.0;


258  _Cuc = 0.0;


259  _e = 0.0;


260  _Cus = 0.0;


261  _sqrt_A = 0.0;


262  _TOEsec = 0.0;


263  _Cic = 0.0;


264  _OMEGA0 = 0.0;


265  _Cis = 0.0;


266  _i0 = 0.0;


267  _Crc = 0.0;


268  _omega = 0.0;


269  _OMEGADOT = 0.0;


270  _IDOT = 0.0;


271  _TOEweek = 0.0;


272  _SISA = 0.0;


273  _E5aHS = 0.0;


274  _E5bHS = 0.0;


275  _E1_bHS = 0.0;


276  _BGD_1_5A = 0.0;


277  _BGD_1_5B = 0.0;


278  _TOT = 0.0;


279  };


280  t_ephGal(float rnxVersion, const QStringList& lines);


281  virtual ~t_ephGal() {}


282 


283  virtual QString toString(double version) const;


284  virtual e_type type() const {return t_eph::Galileo;}


285  virtual unsigned int IOD() const { return static_cast<unsigned long>(_IODnav); }


286  virtual unsigned int isUnhealthy() const;


287 


288  private:


289  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const;


290 


291  double _clock_bias; // [s]


292  double _clock_drift; // [s/s]


293  double _clock_driftrate; // [s/s^2]


294 


295  double _IODnav;


296  double _Crs; // [m]


297  double _Delta_n; // [rad/s]


298  double _M0; // [rad]


299 


300  double _Cuc; // [rad]


301  double _e; //


302  double _Cus; // [rad]


303  double _sqrt_A; // [m^0.5]


304 


305  double _TOEsec; // [s]


306  double _Cic; // [rad]


307  double _OMEGA0; // [rad]


308  double _Cis; // [rad]


309 


310  double _i0; // [rad]


311  double _Crc; // [m]


312  double _omega; // [rad]


313  double _OMEGADOT; // [rad/s]


314 


315  double _IDOT; // [rad/s]


316  double _TOEweek;


317  // spare


318 


319  mutable double _SISA; // Signal In Space Accuracy


320  double _E5aHS; // [0..3] E5a Health Status


321  double _E5bHS; // [0..3] E5b Health Status


322  double _E1_bHS; // [0..3] E1b Health Status


323  double _BGD_1_5A; // group delay [s]


324  double _BGD_1_5B; // group delay [s]


325 


326  double _TOT; // [s]


327  /** Data comes from I/NAV when <code>true</code> */


328  bool _inav;


329  /** Data comes from F/NAV when <code>true</code> */


330  bool _fnav;


331  /** EE Data is not valid */


332  bool _e1DataInValid;


333  /** E5A Data is not valid */


334  bool _e5aDataInValid;


335  /** E5B Data is not valid */


336  bool _e5bDataInValid;


337  };


338 


339  class t_ephSBAS : public t_eph {


340  friend class t_ephEncoder;


341  friend class RTCM3Decoder;


342  public:


343  t_ephSBAS() {


344  _IODN = 0;


345  _TOT = 0.0;


346  _agf0 = 0.0;


347  _agf1 = 0.0;


348  _x_pos = 0.0;


349  _x_velocity = 0.0;


350  _x_acceleration = 0.0;


351  _y_pos = 0.0;


352  _y_velocity = 0.0;


353  _y_acceleration = 0.0;


354  _z_pos = 0.0;


355  _z_velocity = 0.0;


356  _z_acceleration = 0.0;


357  _ura = 0.0;


358  _health = 0.0;


359  }


360  t_ephSBAS(float rnxVersion, const QStringList& lines);


361  virtual ~t_ephSBAS() {}


362 


363  virtual e_type type() const {return t_eph::SBAS;}


364  virtual unsigned int IOD() const;


365  virtual unsigned int isUnhealthy() const { return static_cast<unsigned int>(_health); }


366  virtual QString toString(double version) const;


367 


368  private:


369  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const;


370 


371  int _IODN;


372  double _TOT; // not used (set to 0.9999e9)


373  double _agf0; // [s] clock correction


374  double _agf1; // [s/s] clock correction drift


375 


376  double _x_pos; // [m]


377  double _x_velocity; // [m/s]


378  double _x_acceleration; // [m/s^2]


379 


380  double _y_pos; // [m]


381  double _y_velocity; // [m/s]


382  double _y_acceleration; // [m/s^2]


383 


384  double _z_pos; // [m]


385  double _z_velocity; // [m/s]


386  double _z_acceleration; // [m/s^2]


387 


388  mutable double _ura;


389  double _health;


390  };


391 


392  class t_ephBDS : public t_eph {


393  friend class t_ephEncoder;


394  friend class RTCM3Decoder;


395  public:


396  t_ephBDS() : _TOEweek(1.0) {


397  _TOT = 0.0;


398  _AODE = 0;


399  _AODC = 0;


400  _URAI = 0;


401  _URA = 0.0;


402  _clock_bias = 0.0;


403  _clock_drift = 0.0;


404  _clock_driftrate = 0.0;


405  _Crs = 0.0;


406  _Delta_n = 0.0;


407  _M0 = 0.0;


408  _Cuc = 0.0;


409  _e = 0.0;


410  _Cus = 0.0;


411  _sqrt_A = 0.0;


412  _Cic = 0.0;


413  _OMEGA0 = 0.0;


414  _Cis = 0.0;


415  _i0 = 0.0;


416  _Crc = 0.0;


417  _omega = 0.0;


418  _OMEGADOT = 0.0;


419  _IDOT = 0.0;


420  _TGD1 = 0.0;


421  _TGD2 = 0.0;


422  _SatH1 = 0.0;


423  _TOW = 0.0;


424  _TOEsec = 0.0;


425  _TOEweek = 0.0;


426  }


427  t_ephBDS(float rnxVersion, const QStringList& lines);


428  virtual ~t_ephBDS() {}


429 


430  virtual e_type type() const {return t_eph::BDS;}


431  virtual unsigned int IOD() const;


432  virtual unsigned int isUnhealthy() const { return static_cast<unsigned int>(_SatH1); }


433  virtual QString toString(double version) const;


434 


435  private:


436  virtual t_irc position(int GPSweek, double GPSweeks, double* xc, double* vv) const;


437 


438  double _TOT;


439  bncTime _TOE;


440  int _AODE;


441  int _AODC;


442  int _URAI; // [0..15] index from RTCM stream


443  mutable double _URA; // user range accuracy


444  double _clock_bias; // [s]


445  double _clock_drift; // [s/s]


446  double _clock_driftrate; // [s/s^2]


447  double _Crs; // [m]


448  double _Delta_n; // [rad/s]


449  double _M0; // [rad]


450  double _Cuc; // [rad]


451  double _e; //


452  double _Cus; // [rad]


453  double _sqrt_A; // [m^0.5]


454  double _Cic; // [rad]


455  double _OMEGA0; // [rad]


456  double _Cis; // [rad]


457  double _i0; // [rad]


458  double _Crc; // [m]


459  double _omega; // [rad]


460  double _OMEGADOT; // [rad/s]


461  double _IDOT; // [rad/s]


462  double _TGD1; // [s]


463  double _TGD2; // [s]


464  int _SatH1; //


465  double _TOW; // [s] of BDT week


466  double _TOEsec; // [s] of BDT week


467  double _TOEweek; // BDT week will be set only in case of RINEX file input


468  };


469  #endif

