1 | // Part of BNC, a utility for retrieving decoding and
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2 | // converting GNSS data streams from NTRIP broadcasters.
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3 | //
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4 | // Copyright (C) 2007
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5 | // German Federal Agency for Cartography and Geodesy (BKG)
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6 | // http://www.bkg.bund.de
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7 | // Czech Technical University Prague, Department of Geodesy
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8 | // http://www.fsv.cvut.cz
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9 | //
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10 | // Email: euref-ip@bkg.bund.de
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11 | //
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12 | // This program is free software; you can redistribute it and/or
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13 | // modify it under the terms of the GNU General Public License
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14 | // as published by the Free Software Foundation, version 2.
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15 | //
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16 | // This program is distributed in the hope that it will be useful,
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17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 | // GNU General Public License for more details.
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20 | //
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21 | // You should have received a copy of the GNU General Public License
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22 | // along with this program; if not, write to the Free Software
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23 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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24 |
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25 | #ifndef GPSDECODER_H
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26 | #define GPSDECODER_H
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27 |
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28 | #include <iostream>
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29 | #include <vector>
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30 | #include <string>
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31 | #include <QPointer>
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32 | #include <QList>
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33 | #include <QStringList>
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34 |
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35 | #include "bncconst.h"
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36 |
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37 | class t_obsInternal {
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38 | public:
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39 |
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40 | t_obsInternal() {
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41 | flags = 0;
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42 | satSys = 'G';
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43 | satNum = 0;
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44 | slotNum = 0;
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45 | GPSWeek = 0;
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46 | GPSWeeks = 0.0;
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47 | C1 = 0.0;
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48 | C2 = 0.0;
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49 | C5 = 0.0;
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50 | P1 = 0.0;
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51 | P2 = 0.0;
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52 | L1 = 0.0;
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53 | L2 = 0.0;
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54 | L5 = 0.0;
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55 | slip_cnt_L1 = -1;
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56 | slip_cnt_L2 = -1;
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57 | slip_cnt_L5 = -1;
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58 | lock_timei_L1 = -1;
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59 | lock_timei_L2 = -1;
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60 | lock_timei_L5 = -1;
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61 | S1 = 0.0;
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62 | S2 = 0.0;
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63 | S5 = 0.0;
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64 | SNR1 = 0;
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65 | SNR2 = 0;
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66 | SNR5 = 0;
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67 | StatID[0] = '\x0';
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68 | }
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69 |
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70 | ~t_obsInternal() {}
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71 |
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72 | int flags;
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73 | char StatID[20+1]; // Station ID
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74 | char satSys; // Satellite System ('G' or 'R')
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75 | int satNum; // Satellite Number (PRN for GPS NAVSTAR)
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76 | int slotNum; // Slot Number (for Glonass)
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77 | int GPSWeek; // Week of GPS-Time
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78 | double GPSWeeks; // Second of Week (GPS-Time)
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79 | double C1; // CA-code pseudorange (meters)
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80 | double C2; // CA-code pseudorange (meters)
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81 | double C5;
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82 | double P1; // P1-code pseudorange (meters)
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83 | double P2; // P2-code pseudorange (meters)
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84 | double L1; // L1 carrier phase (cycles)
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85 | double L2; // L2 carrier phase (cycles)
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86 | double L5; // L5 carrier phase (cycles)
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87 | int slip_cnt_L1; // L1 cumulative loss of continuity indicator (negative value = undefined)
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88 | int slip_cnt_L2; // L2 cumulative loss of continuity indicator (negative value = undefined)
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89 | int slip_cnt_L5; // L5 cumulative loss of continuity indicator (negative value = undefined)
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90 | int lock_timei_L1; // L1 last lock time indicator (negative value = undefined)
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91 | int lock_timei_L2; // L2 last lock time indicator (negative value = undefined)
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92 | int lock_timei_L5; // L5 last lock time indicator (negative value = undefined)
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93 | double S1; // L1 signal-to noise ratio
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94 | double S2; // L2 signal-to noise ratio
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95 | double S5; // L5 signal-to noise ratio
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96 | int SNR1; // L1 signal-to noise ratio (mapped to integer)
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97 | int SNR2; // L2 signal-to noise ratio (mapped to integer)
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98 | int SNR5; // L5 signal-to noise ratio (mapped to integer)
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99 | };
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100 |
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101 | class t_obs : public QObject{
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102 | public:
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103 | enum t_obs_status {initial, posted, received};
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104 | t_obs() {
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105 | _status = initial;
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106 | }
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107 | ~t_obs() {}
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108 | t_obsInternal _o;
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109 | t_obs_status _status;
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110 | };
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111 |
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112 | typedef QPointer<t_obs> p_obs;
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113 |
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114 | class GPSDecoder {
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115 | public:
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116 | virtual t_irc Decode(char* buffer, int bufLen, std::vector<std::string>& errmsg) = 0;
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117 |
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118 | virtual ~GPSDecoder() {
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119 | QListIterator<p_obs> it(_obsList);
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120 | while (it.hasNext()) {
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121 | p_obs obs = it.next();
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122 | if (!obs.isNull() && obs->_status == t_obs::initial) {
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123 | delete obs;
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124 | }
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125 | }
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126 | }
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127 |
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128 | virtual int corrGPSEpochTime() const {return -1;}
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129 |
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130 | struct t_antInfo {
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131 | enum t_type { ARP, APC };
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132 |
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133 | t_antInfo() {
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134 | xx = yy = zz = height = 0.0;
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135 | type = ARP;
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136 | height_f = false;
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137 | message = 0;
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138 | };
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139 |
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140 | double xx;
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141 | double yy;
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142 | double zz;
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143 | t_type type;
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144 | double height;
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145 | bool height_f;
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146 | int message;
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147 | };
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148 |
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149 | QList<p_obs> _obsList;
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150 | QList<int> _typeList; // RTCM message types
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151 | QStringList _antType; // RTCM antenna descriptor
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152 | QList<t_antInfo> _antList; // RTCM antenna XYZ
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153 | };
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154 |
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155 | #endif
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