1 |
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2 | #include <iostream>
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3 | #include <iomanip>
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4 | #include <string.h>
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5 |
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6 | #include "bncrtrover.h"
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7 | #include "bncapp.h"
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8 | #include "bncsettings.h"
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9 | #include "bnctime.h"
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10 |
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11 | #include "rtrover_interface.h"
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12 |
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13 | using namespace std;
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14 |
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15 | // Constructor
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16 | ////////////////////////////////////////////////////////////////////////////
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17 | t_bncRtrover::t_bncRtrover() : QThread(0) {
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18 | }
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19 |
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20 | // Destructor
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21 | ////////////////////////////////////////////////////////////////////////////
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22 | t_bncRtrover::~t_bncRtrover() {
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23 | rtrover_destroy();
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24 | }
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25 |
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26 | // Run (virtual)
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27 | ////////////////////////////////////////////////////////////////////////////
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28 | void t_bncRtrover::run() {
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29 | bncSettings settings;
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30 |
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31 | // User Options
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32 | // ------------
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33 | _mode = settings.value("rtroverMode").toByteArray();
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34 | _roverMount = settings.value("rtroverRoverMount").toByteArray();
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35 | _baseMount = settings.value("rtroverBaseMount").toByteArray();
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36 | _corrMount = settings.value("rtroverCorrMount").toByteArray();
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37 | _outputFile.setFileName(settings.value("rtroverOutput").toString());
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38 | _outputFile.open(QIODevice::WriteOnly | QIODevice::Text);
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39 |
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40 | // Define Input Options
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41 | // --------------------
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42 | rtrover_opt opt;
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43 | rtrover_initOptions(&opt);
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44 |
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45 | opt._roverName = strdup(_roverMount.data());
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46 | opt._baseName = strdup(_baseMount.data());
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47 | opt._xyzAprRover[0] = settings.value("rtroverRoverRefCrdX").toDouble();
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48 | opt._xyzAprRover[1] = settings.value("rtroverRoverRefCrdY").toDouble();
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49 | opt._xyzAprRover[2] = settings.value("rtroverRoverRefCrdZ").toDouble();
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50 | opt._xyzAprBase[0] = settings.value("rtroverBaseRefCrdX").toDouble();
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51 | opt._xyzAprBase[1] = settings.value("rtroverBaseRefCrdY").toDouble();
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52 | opt._xyzAprBase[2] = settings.value("rtroverBaseRefCrdZ").toDouble();
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53 |
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54 | rtrover_setOptions(&opt);
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55 |
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56 | free(opt._roverName);
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57 | free(opt._baseName);
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58 |
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59 | // Connect to BNC Signals
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60 | // ----------------------
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61 | connect(((bncApp*)qApp), SIGNAL(newCorrections(QList<QString>)),
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62 | this, SLOT(slotNewCorrections(QList<QString>)));
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63 |
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64 | connect(((bncApp*)qApp), SIGNAL(newEphGPS(gpsephemeris)),
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65 | this, SLOT(slotNewEphGPS(gpsephemeris)));
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66 |
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67 | connect(((bncApp*)qApp), SIGNAL(newEphGlonass(glonassephemeris)),
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68 | this, SLOT(slotNewEphGlonass(glonassephemeris)));
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69 |
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70 | connect(((bncApp*)qApp), SIGNAL(newEphGalileo(galileoephemeris)),
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71 | this, SLOT(slotNewEphGalileo(galileoephemeris)));
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72 |
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73 | // Start processing loop
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74 | // ---------------------
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75 | QThread::exec();
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76 | }
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77 |
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78 | //
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79 | ////////////////////////////////////////////////////////////////////////////
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80 | void t_bncRtrover::slotNewEphGPS(gpsephemeris gpseph) {
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81 | QMutexLocker locker(&_mutex);
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82 |
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83 | bncTime toc(gpseph.GPSweek, gpseph.TOC);
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84 | bncTime toe(gpseph.GPSweek, gpseph.TOE);
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85 |
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86 | rtrover_ephGPS eph;
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87 | eph._satellite._system = 'G';
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88 | eph._satellite._number = gpseph.satellite;
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89 | eph._TOC._mjd = toc.mjd();
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90 | eph._TOC._sec = toc.daysec();
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91 | eph._TOE._mjd = toe.mjd();
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92 | eph._TOE._sec = toe.daysec();
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93 | eph._IODE = gpseph.IODE;
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94 | eph._IODC = gpseph.IODC;
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95 | eph._clock_bias = gpseph.clock_bias;
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96 | eph._clock_drift = gpseph.clock_drift;
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97 | eph._clock_driftrate = gpseph.clock_driftrate;
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98 | eph._Crs = gpseph.Crs;
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99 | eph._Delta_n = gpseph.Delta_n;
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100 | eph._M0 = gpseph.M0;
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101 | eph._Cuc = gpseph.Cuc;
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102 | eph._e = gpseph.e;
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103 | eph._Cus = gpseph.Cus;
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104 | eph._sqrt_A = gpseph.sqrt_A;
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105 | eph._Cic = gpseph.Cic;
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106 | eph._OMEGA0 = gpseph.OMEGA0;
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107 | eph._Cis = gpseph.Cis;
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108 | eph._i0 = gpseph.i0;
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109 | eph._Crc = gpseph.Crc;
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110 | eph._omega = gpseph.omega;
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111 | eph._OMEGADOT = gpseph.OMEGADOT;
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112 | eph._IDOT = gpseph.IDOT;
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113 | eph._TGD = gpseph.TGD;
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114 | eph._health = gpseph.SVhealth;
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115 |
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116 | rtrover_putGPSEphemeris(&eph);
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117 | }
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118 |
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119 | //
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120 | ////////////////////////////////////////////////////////////////////////////
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121 | void t_bncRtrover::slotNewEphGlonass(glonassephemeris gloeph) {
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122 | QMutexLocker locker(&_mutex);
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123 |
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124 | int wwUTC = gloeph.GPSWeek;
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125 | int towUTC = gloeph.GPSTOW;
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126 | updatetime(&wwUTC, &towUTC, gloeph.tb*1000, 1); // Moscow -> UTC
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127 | bncTime tUTC(wwUTC,towUTC);
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128 |
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129 | int wwGPS = gloeph.GPSWeek;
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130 | int towGPS = gloeph.GPSTOW;
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131 | updatetime(&wwGPS, &towGPS, gloeph.tb*1000, 0); // Moscow -> GPS
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132 | bncTime tGPS(wwGPS,towGPS);
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133 |
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134 | rtrover_ephGlo eph;
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135 | eph._satellite._system = 'R';
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136 | eph._satellite._number = gloeph.almanac_number;
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137 | eph._timeUTC._mjd = tUTC.mjd();
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138 | eph._timeUTC._sec = tUTC.daysec();
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139 | eph._gps_utc = int(tGPS-tUTC);
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140 | eph._E = gloeph.E;
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141 | eph._tau = gloeph.tau;
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142 | eph._gamma = gloeph.gamma;
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143 | eph._x_pos = gloeph.x_pos;
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144 | eph._x_velocity = gloeph.x_velocity;
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145 | eph._x_acceleration = gloeph.x_acceleration;
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146 | eph._y_pos = gloeph.y_pos;
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147 | eph._y_velocity = gloeph.y_velocity;
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148 | eph._y_acceleration = gloeph.y_acceleration;
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149 | eph._z_pos = gloeph.z_pos;
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150 | eph._z_velocity = gloeph.z_velocity;
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151 | eph._z_acceleration = gloeph.z_acceleration;
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152 | eph._health = 0; // TODO ?
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153 | eph._frequency_number = gloeph.frequency_number;
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154 |
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155 | rtrover_putGloEphemeris(&eph);
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156 | }
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157 |
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158 | //
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159 | ////////////////////////////////////////////////////////////////////////////
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160 | void t_bncRtrover::slotNewEphGalileo(galileoephemeris /* galeph */) {
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161 | // not yet implemented
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162 | }
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163 |
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164 | //
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165 | ////////////////////////////////////////////////////////////////////////////
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166 | void t_bncRtrover::slotNewCorrections(QList<QString> corrList) {
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167 | QMutexLocker locker(&_mutex);
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168 |
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169 | if (corrList.size() == 0) {
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170 | return;
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171 | }
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172 |
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173 | int numOrbCorr = 0;
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174 | int numClkCorr = 0;
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175 | int numBiases = 0;
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176 |
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177 | rtrover_orbCorr orbCorr[corrList.size()];
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178 | rtrover_clkCorr clkCorr[corrList.size()];
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179 | rtrover_codeBiases biases[corrList.size()];
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180 |
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181 | QListIterator<QString> it(corrList);
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182 | while (it.hasNext()) {
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183 | QString line = it.next();
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184 |
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185 | // Check the Mountpoint
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186 | // --------------------
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187 | QStringList hlp = line.split(" ");
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188 | if (hlp.size() > 0) {
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189 | QString mountpoint = hlp[hlp.size()-1];
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190 | if (mountpoint != _corrMount) {
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191 | continue;
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192 | }
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193 | }
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194 |
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195 | // Orbit and clock corrections
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196 | // ---------------------------
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197 | t_corr corr;
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198 | if (corr.readLine(line) == success) {
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199 |
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200 | if (corr.messageType == COTYPE_GPSCOMBINED ||
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201 | corr.messageType == COTYPE_GLONASSCOMBINED ||
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202 | corr.messageType == COTYPE_GPSORBIT ||
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203 | corr.messageType == COTYPE_GLONASSORBIT ) {
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204 | ++numOrbCorr;
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205 | rtrover_orbCorr& orbC = orbCorr[numOrbCorr-1];
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206 | orbC._satellite._system = corr.prn.toAscii()[0];
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207 | orbC._satellite._number = corr.prn.mid(1).toInt();
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208 | orbC._iod = corr.iod;
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209 | orbC._time._mjd = corr.tRao.mjd();
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210 | orbC._time._sec = corr.tRao.daysec();
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211 | for (int ii = 0; ii < 3; ii++) {
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212 | orbC._rao[ii] = corr.rao[ii];
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213 | orbC._dotRao[ii] = corr.dotRao[ii];
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214 | orbC._dotDotRao[ii] = corr.dotDotRao[ii];
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215 | }
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216 | }
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217 |
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218 | if (corr.messageType == COTYPE_GPSCOMBINED ||
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219 | corr.messageType == COTYPE_GLONASSCOMBINED ||
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220 | corr.messageType == COTYPE_GPSCLOCK ||
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221 | corr.messageType == COTYPE_GLONASSCLOCK ) {
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222 | ++numClkCorr;
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223 | rtrover_clkCorr& clkC = clkCorr[numClkCorr-1];
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224 | clkC._satellite._system = corr.prn.toAscii()[0];
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225 | clkC._satellite._number = corr.prn.mid(1).toInt();
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226 | clkC._iod = corr.iod;
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227 | clkC._time._mjd = corr.tClk.mjd();
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228 | clkC._time._sec = corr.tClk.daysec();
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229 | clkC._dClk = corr.dClk;
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230 | clkC._dotDClk = corr.dotDClk;
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231 | clkC._dotDotDClk = corr.dotDotDClk;
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232 | }
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233 | }
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234 |
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235 | // Code Biases
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236 | // -----------
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237 | t_bias bias;
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238 | if (bias.readLine(line) == success) {
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239 | ++numBiases;
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240 | rtrover_codeBiases& codeBiases = biases[numBiases-1];
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241 | codeBiases._biases = new rtrover_bias[bias._value.size()];
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242 | int iBias = -1;
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243 | QMapIterator<QByteArray, double> it(bias._value);
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244 | while (it.hasNext()) {
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245 | it.next();
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246 | ++iBias;
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247 | rtrover_bias& singleBias = codeBiases._biases[iBias];
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248 | singleBias._rnxType[0] = it.key()[0];
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249 | singleBias._rnxType[1] = it.key()[1];
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250 | singleBias._value = it.value();
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251 | }
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252 | }
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253 | }
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254 |
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255 | // Pass Corrections and Biases to client library
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256 | // ---------------------------------------------
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257 | if (numOrbCorr > 0) {
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258 | rtrover_putOrbCorrections(numOrbCorr, orbCorr);
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259 | }
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260 | if (numClkCorr > 0) {
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261 | rtrover_putClkCorrections(numClkCorr, clkCorr);
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262 | }
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263 | if (numBiases > 0) {
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264 | rtrover_putBiases(numBiases, biases);
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265 | }
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266 |
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267 | // Clean the memory
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268 | // ----------------
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269 | for (int ii = 0; ii < numBiases; ii++) {
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270 | delete [] biases[ii]._biases;
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271 | }
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272 | }
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273 |
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274 | // Auxiliary function - copy observation data
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275 | ////////////////////////////////////////////////////////////////////////////
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276 | void copyObs(const t_obs& obsBnc, rtrover_satObs& satObs) {
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277 |
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278 | bncTime obsTime(obsBnc.GPSWeek, obsBnc.GPSWeeks);
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279 | satObs._satellite._system = obsBnc.satSys;
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280 | satObs._satellite._number = obsBnc.satNum;
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281 | satObs._time._mjd = obsTime.mjd();
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282 | satObs._time._sec = obsTime.daysec();
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283 | satObs._slotNumber = obsBnc.slotNum;
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284 |
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285 | QMap<QByteArray, rtrover_obs> allObs;
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286 | for (int iEntry = 0; iEntry < GNSSENTRY_NUMBER; ++iEntry) {
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287 | if (obsBnc._measdata[iEntry] != 0.0) {
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288 | QByteArray rnxStr = obsBnc.rnxStr(iEntry).toAscii();
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289 | if (rnxStr.length() == 3) {
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290 | QByteArray codeType = rnxStr.mid(1);
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291 |
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292 | bool existed = allObs.contains(codeType);
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293 | rtrover_obs& currObs = allObs[codeType];
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294 | if (!existed) {
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295 | rtrover_initObs(&currObs);
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296 | currObs._rnxType[0] = codeType[0];
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297 | currObs._rnxType[1] = codeType[1];
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298 | }
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299 |
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300 | if (rnxStr[0] == 'C') {
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301 | currObs._code = obsBnc._measdata[iEntry];
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302 | currObs._codeValid = true;
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303 | }
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304 | else if (rnxStr[0] == 'L') {
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305 | currObs._phase = obsBnc._measdata[iEntry];
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306 | currObs._phaseValid = true;
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307 | if (codeType[0] == '1') {
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308 | currObs._slip = obsBnc.slipL1;
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309 | currObs._slipCounter = obsBnc.slip_cnt_L1;
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310 | }
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311 | else if (codeType[0] == '2') {
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312 | currObs._slip = obsBnc.slipL2;
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313 | currObs._slipCounter = obsBnc.slip_cnt_L2;
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314 | }
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315 | else if (codeType[0] == '5') {
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316 | currObs._slip = obsBnc.slipL5;
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317 | currObs._slipCounter = obsBnc.slip_cnt_L5;
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318 | }
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319 | }
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320 | else if (rnxStr[0] == 'D') {
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321 | currObs._doppler = obsBnc._measdata[iEntry];
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322 | currObs._dopplerValid = true;
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323 | }
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324 | else if (rnxStr[0] == 'S') {
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325 | currObs._snr = obsBnc._measdata[iEntry];
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326 | currObs._snrValid = true;
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327 | }
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328 | }
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329 | }
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330 | }
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331 | satObs._numObs = allObs.size();
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332 | satObs._obs = new rtrover_obs[satObs._numObs];
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333 | int iObs = -1;
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334 | QMapIterator<QByteArray, rtrover_obs> it(allObs);
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335 | while (it.hasNext()) {
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336 | it.next();
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337 | ++iObs;
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338 | satObs._obs[iObs] = it.value();
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339 | }
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340 | }
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341 |
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342 | //
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343 | ////////////////////////////////////////////////////////////////////////////
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344 | void t_bncRtrover::slotNewObs(QByteArray staID, bool /* firstObs */, t_obs obsIn) {
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345 | QMutexLocker locker(&_mutex);
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346 |
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347 | if (staID != _roverMount && staID != _baseMount) {
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348 | return;
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349 | }
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350 |
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351 | bncTime obsTime(obsIn.GPSWeek, obsIn.GPSWeeks);
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352 |
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353 | // Find corresponding epoch or create a new one
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354 | // --------------------------------------------
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355 | t_epoData* epoData = 0;
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356 | for (unsigned ii = 0; ii < _epochs.size(); ii++) {
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357 | if (_epochs[ii]->_time == obsTime) {
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358 | epoData = _epochs[ii];
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359 | break;
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360 | }
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361 | }
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362 | if (epoData == 0) {
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363 | if (_epochs.size() == 0 || _epochs.back()->_time < obsTime) {
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364 | epoData = new t_epoData();
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365 | epoData->_time = obsTime;
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366 | _epochs.push_back(epoData);
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367 | }
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368 | else {
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369 | return;
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370 | }
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371 | }
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372 |
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373 | // Store observation into epoch class
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374 | // ----------------------------------
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375 | if (staID == _roverMount) {
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376 | epoData->_obsRover.push_back(obsIn);
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377 | }
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378 | else if (staID == _baseMount) {
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379 | epoData->_obsBase.push_back(obsIn);
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380 | }
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381 |
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382 | // Wait for observations
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383 | // ---------------------
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384 | const double WAITTIME = 5.0;
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385 | double dt = 0.0;
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386 | if (_epochs.size() > 1) {
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387 | dt = _epochs.back()->_time - _epochs.front()->_time;
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388 | }
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389 | if (dt < WAITTIME) {
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390 | return;
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391 | }
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392 |
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393 | // Copy observations into rtrover_satObs structures
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394 | // ------------------------------------------------
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395 | t_epoData* frontEpoData = _epochs.front();
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396 | _epochs.erase(_epochs.begin());
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397 |
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398 | int numSatRover = frontEpoData->_obsRover.size();
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399 | rtrover_satObs satObsRover[numSatRover];
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400 | for (int ii = 0; ii < numSatRover; ii++) {
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401 | const t_obs& obsBnc = frontEpoData->_obsRover[ii];
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402 | rtrover_satObs& satObs = satObsRover[ii];
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403 | copyObs(obsBnc, satObs);
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404 | }
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405 |
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406 | int numSatBase = frontEpoData->_obsBase.size();
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407 | rtrover_satObs satObsBase[numSatBase];
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408 | for (int ii = 0; ii < numSatBase; ii++) {
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409 | const t_obs& obsBnc = frontEpoData->_obsBase[ii];
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410 | rtrover_satObs& satObs = satObsBase[ii];
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411 | copyObs(obsBnc, satObs);
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412 | }
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413 |
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414 | delete frontEpoData;
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415 |
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416 | // Process single epoch
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417 | // --------------------
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418 | rtrover_output output;
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419 | rtrover_processEpoch(numSatRover, satObsRover, numSatBase, satObsBase, &output);
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420 |
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421 | // Write output
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422 | // ---------------------
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423 | _outputFile.write(output._log);
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424 | _outputFile.flush();
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425 |
|
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426 | // Free memory
|
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427 | // -----------
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428 | rtrover_freeOutput(&output);
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429 | for (int ii = 0; ii < numSatRover; ii++) {
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430 | rtrover_satObs& satObs = satObsRover[ii];
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431 | delete [] satObs._obs;
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432 | }
|
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433 | for (int ii = 0; ii < numSatBase; ii++) {
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434 | rtrover_satObs& satObs = satObsBase[ii];
|
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435 | delete [] satObs._obs;
|
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436 | }
|
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437 | }
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