source: ntrip/trunk/BNC/src/ephemeris.h@ 6121

Last change on this file since 6121 was 6109, checked in by mervart, 11 years ago
File size: 6.2 KB
Line 
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"
11extern "C" {
12#include "rtcm3torinex.h"
13}
14
15namespace BNC_PPP {
16 class t_orbCorr;
17 class t_clkCorr;
18}
19
20class t_eph {
21 public:
22 enum e_type {unknown, GPS, GLONASS, Galileo};
23
24 t_eph();
25 virtual ~t_eph() {};
26
27 virtual e_type type() const = 0;
28 virtual QString toString(double version) const = 0;
29 virtual int IOD() const = 0;
30 virtual int slotNum() const {return 0;}
31 bool ok() const {return _ok;}
32 bncTime TOC() const {return _TOC;}
33 bool isNewerThan(const t_eph* eph) const {return earlierTime(eph, this);}
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 BNC_PPP::t_orbCorr* orbCorr);
37 void setClkCorr(const BNC_PPP::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 void position(int GPSweek, double GPSweeks, double* xc, double* vv) const = 0;
45 t_prn _prn;
46 bncTime _TOC;
47 QDateTime _receptDateTime;
48 bool _ok;
49 BNC_PPP::t_orbCorr* _orbCorr;
50 BNC_PPP::t_clkCorr* _clkCorr;
51};
52
53
54class t_ephGPS : public t_eph {
55 friend class t_ephEncoder;
56 public:
57 t_ephGPS() { }
58 t_ephGPS(float rnxVersion, const QStringList& lines);
59 virtual ~t_ephGPS() {}
60
61 virtual e_type type() const {return t_eph::GPS;}
62 virtual QString toString(double version) const;
63 virtual int IOD() const { return static_cast<int>(_IODC); }
64 void set(const gpsephemeris* ee);
65 double TGD() const {return _TGD;} // Timing Group Delay (P1-P2 DCB)
66
67 private:
68 virtual void position(int GPSweek, double GPSweeks, double* xc, double* vv) const;
69
70 double _clock_bias; // [s]
71 double _clock_drift; // [s/s]
72 double _clock_driftrate; // [s/s^2]
73
74 double _IODE;
75 double _Crs; // [m]
76 double _Delta_n; // [rad/s]
77 double _M0; // [rad]
78
79 double _Cuc; // [rad]
80 double _e; //
81 double _Cus; // [rad]
82 double _sqrt_A; // [m^0.5]
83
84 double _TOEsec; // [s]
85 double _Cic; // [rad]
86 double _OMEGA0; // [rad]
87 double _Cis; // [rad]
88
89 double _i0; // [rad]
90 double _Crc; // [m]
91 double _omega; // [rad]
92 double _OMEGADOT; // [rad/s]
93
94 double _IDOT; // [rad/s]
95 double _L2Codes; // Codes on L2 channel
96 double _TOEweek;
97 double _L2PFlag; // L2 P data flag
98
99 mutable double _ura; // SV accuracy
100 double _health; // SV health
101 double _TGD; // [s]
102 double _IODC;
103
104 double _TOT; // Transmisstion time
105 double _fitInterval; // Fit interval
106};
107
108class t_ephGlo : public t_eph {
109 friend class t_ephEncoder;
110 public:
111 t_ephGlo() { _xv.ReSize(6); }
112 t_ephGlo(float rnxVersion, const QStringList& lines);
113 virtual ~t_ephGlo() {}
114
115 virtual e_type type() const {return t_eph::GLONASS;}
116 virtual QString toString(double version) const;
117 virtual int IOD() const;
118 virtual int slotNum() const {return int(_frequency_number);}
119 void set(const glonassephemeris* ee);
120
121 private:
122 virtual void position(int GPSweek, double GPSweeks, double* xc, double* vv) const;
123 static ColumnVector glo_deriv(double /* tt */, const ColumnVector& xv, double* acc);
124
125 mutable bncTime _tt; // time
126 mutable ColumnVector _xv; // status vector (position, velocity) at time _tt
127
128 double _gps_utc;
129 double _tau; // [s]
130 double _gamma; //
131 mutable double _tki; // message frame time
132
133 double _x_pos; // [km]
134 double _x_velocity; // [km/s]
135 double _x_acceleration; // [km/s^2]
136 double _health; // 0 = O.K.
137
138 double _y_pos; // [km]
139 double _y_velocity; // [km/s]
140 double _y_acceleration; // [km/s^2]
141 double _frequency_number; // ICD-GLONASS data position
142
143 double _z_pos; // [km]
144 double _z_velocity; // [km/s]
145 double _z_acceleration; // [km/s^2]
146 double _E; // Age of Information [days]
147};
148
149class t_ephGal : public t_eph {
150 friend class t_ephEncoder;
151 public:
152 t_ephGal() { }
153 t_ephGal(float rnxVersion, const QStringList& lines);
154 virtual ~t_ephGal() {}
155
156 virtual QString toString(double version) const;
157 virtual e_type type() const {return t_eph::Galileo;}
158 virtual int IOD() const { return static_cast<int>(_IODnav); }
159 void set(const galileoephemeris* ee);
160
161 private:
162 virtual void position(int GPSweek, double GPSweeks, double* xc, double* vv) const;
163
164 double _clock_bias; // [s]
165 double _clock_drift; // [s/s]
166 double _clock_driftrate; // [s/s^2]
167
168 double _IODnav;
169 double _Crs; // [m]
170 double _Delta_n; // [rad/s]
171 double _M0; // [rad]
172
173 double _Cuc; // [rad]
174 double _e; //
175 double _Cus; // [rad]
176 double _sqrt_A; // [m^0.5]
177
178 double _TOEsec; // [s]
179 double _Cic; // [rad]
180 double _OMEGA0; // [rad]
181 double _Cis; // [rad]
182
183 double _i0; // [rad]
184 double _Crc; // [m]
185 double _omega; // [rad]
186 double _OMEGADOT; // [rad/s]
187
188 double _IDOT; // [rad/s]
189 //
190 double _TOEweek;
191 // spare
192
193 double _SISA; // Signal In Space Accuracy
194 double _E5aHS; // E5a Health Status
195 double _E5bHS; // E5a Health Status
196 double _BGD_1_5A; // group delay [s]
197 double _BGD_1_5B; // group delay [s]
198
199 double _TOT; // [s]
200
201 int _flags;
202};
203
204#endif
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