source: ntrip/trunk/BNC/RTCM/GPSDecoder.h@ 685

Last change on this file since 685 was 649, checked in by mervart, 17 years ago

* empty log message *

File size: 2.9 KB
Line 
1// Part of BNC, a utility for retrieving decoding and
2// converting GNSS data streams from NTRIP broadcasters.
3//
4// Copyright (C) 2007
5// German Federal Agency for Cartography and Geodesy (BKG)
6// http://www.bkg.bund.de
7// Czech Technical University Prague, Department of Geodesy
8// http://www.fsv.cvut.cz
9//
10// Email: euref-ip@bkg.bund.de
11//
12// This program is free software; you can redistribute it and/or
13// modify it under the terms of the GNU General Public License
14// as published by the Free Software Foundation, version 2.
15//
16// This program is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU General Public License for more details.
20//
21// You should have received a copy of the GNU General Public License
22// along with this program; if not, write to the Free Software
23// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25#ifndef GPSDECODER_H
26#define GPSDECODER_H
27
28#include <iostream>
29#include <QPointer>
30#include <QList>
31
32#include "bncconst.h"
33
34class t_obsInternal {
35 public:
36 int flags;
37 char StatID[20+1];// Station ID
38 char satSys; // Satellite System ('G' or 'R')
39 int satNum; // Satellite Number (PRN for GPS NAVSTAR)
40 int slot; // Slot Number (for Glonass)
41 int GPSWeek; // Week of GPS-Time
42 double GPSWeeks; // Second of Week (GPS-Time)
43 double C1; // CA-code pseudorange (meters)
44 double C2; // CA-code pseudorange (meters)
45 double P1; // P1-code pseudorange (meters)
46 double P2; // P2-code pseudorange (meters)
47 double L1; // L1 carrier phase (cycles)
48 double L2; // L2 carrier phase (cycles)
49 double S1; // L1 signal-to noise ratio
50 double S2; // L2 signal-to noise ratio
51 int SNR1; // L1 signal-to noise ratio (mapped to integer)
52 int SNR2; // L2 signal-to noise ratio (mapped to integer)
53};
54
55class t_obs : public QObject{
56 public:
57 enum t_obs_status {initial, posted, received};
58
59 t_obs() {
60 _status = initial;
61
62 _o.flags = 0;
63 _o.StatID[0] = '\0';
64 _o.satSys = 'G';
65 _o.satNum = 0;
66 _o.slot = 0;
67 _o.GPSWeek = 0;
68 _o.GPSWeeks = 0.0;
69 _o.C1 = 0.0;
70 _o.C2 = 0.0;
71 _o.P1 = 0.0;
72 _o.P2 = 0.0;
73 _o.L1 = 0.0;
74 _o.L2 = 0.0;
75 _o.S1 = 0.0;
76 _o.S2 = 0.0;
77 _o.SNR1 = 0;
78 _o.SNR2 = 0;
79 }
80
81 ~t_obs() {}
82
83 t_obsInternal _o;
84 t_obs_status _status;
85};
86
87typedef QPointer<t_obs> p_obs;
88
89class GPSDecoder {
90 public:
91 virtual t_irc Decode(char* buffer, int bufLen) = 0;
92
93 virtual ~GPSDecoder() {
94 QListIterator<p_obs> it(_obsList);
95 while (it.hasNext()) {
96 p_obs obs = it.next();
97 if (!obs.isNull() && obs->_status == t_obs::initial) {
98 delete obs;
99 }
100 }
101 }
102
103 QList<p_obs> _obsList;
104};
105
106#endif
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