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 | /* -------------------------------------------------------------------------
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26 | * BKG NTRIP Client
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27 | * -------------------------------------------------------------------------
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28 | *
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29 | * Class: t_reqcEdit
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30 | *
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31 | * Purpose: Edit/Concatenate RINEX Files
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32 | *
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33 | * Author: L. Mervart
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34 | *
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35 | * Created: 11-Apr-2012
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36 | *
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37 | * Changes:
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38 | *
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39 | * -----------------------------------------------------------------------*/
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40 |
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41 | #include <iostream>
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42 | #include "reqcedit.h"
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43 | #include "bncapp.h"
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44 | #include "bncsettings.h"
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45 | #include "rnxnavfile.h"
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46 |
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47 | using namespace std;
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48 |
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49 | // Constructor
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50 | ////////////////////////////////////////////////////////////////////////////
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51 | t_reqcEdit::t_reqcEdit(QObject* parent) : QThread(parent) {
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52 |
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53 | bncSettings settings;
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54 |
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55 | _obsFileNames = settings.value("reqcObsFile").toString().split(",", QString::SkipEmptyParts);
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56 | _outObsFileName = settings.value("reqcOutObsFile").toString();
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57 | _navFileNames = settings.value("reqcNavFile").toString().split(",", QString::SkipEmptyParts);
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58 | _outNavFileName = settings.value("reqcOutNavFile").toString();
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59 | _rnxVersion = settings.value("reqcRnxVersion").toDouble();
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60 | _samplingRate = settings.value("reqcSampling").toInt();
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61 | _begTime = bncTime(settings.value("reqcStartDateTime").toString().toAscii().data());
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62 | _endTime = bncTime(settings.value("reqcEndDateTime").toString().toAscii().data());
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63 | }
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64 |
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65 | // Destructor
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66 | ////////////////////////////////////////////////////////////////////////////
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67 | t_reqcEdit::~t_reqcEdit() {
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68 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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69 | delete _rnxObsFiles[ii];
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70 | }
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71 | }
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72 |
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73 | //
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74 | ////////////////////////////////////////////////////////////////////////////
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75 | void t_reqcEdit::run() {
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76 |
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77 | editObservations();
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78 |
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79 | editEphemerides();
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80 |
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81 | bncApp* app = (bncApp*) qApp;
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82 | if ( app->mode() != bncApp::interactive) {
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83 | app->exit(0);
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84 | }
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85 | else {
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86 | emit finished();
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87 | deleteLater();
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88 | }
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89 | }
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90 |
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91 | //
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92 | ////////////////////////////////////////////////////////////////////////////
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93 | void t_reqcEdit::editObservations() {
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94 |
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95 | // Initialize input observation files, sort them according to start time
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96 | // ---------------------------------------------------------------------
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97 | QStringListIterator it(_obsFileNames);
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98 | while (it.hasNext()) {
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99 | QString fileName = it.next();
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100 | t_rnxObsFile* rnxObsFile = new t_rnxObsFile(fileName, t_rnxObsFile::input);
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101 | _rnxObsFiles.append(rnxObsFile);
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102 | }
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103 | qStableSort(_rnxObsFiles.begin(), _rnxObsFiles.end(),
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104 | t_rnxObsFile::earlierStartTime);
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105 |
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106 | // Initialize output observation file
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107 | // ----------------------------------
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108 | t_rnxObsFile outObsFile(_outObsFileName, t_rnxObsFile::output);
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109 |
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110 | // Loop over all input observation files
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111 | // -------------------------------------
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112 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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113 | t_rnxObsFile* obsFile = _rnxObsFiles[ii];
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114 | if (ii == 0) {
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115 | outObsFile.setHeader(obsFile->header(), _rnxVersion);
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116 | if (_begTime.valid() && _begTime > outObsFile.startTime()) {
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117 | outObsFile.setStartTime(_begTime);
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118 | }
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119 | editRnxObsHeader(outObsFile);
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120 | outObsFile.writeHeader();
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121 | }
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122 | t_rnxObsFile::t_rnxEpo* epo = 0;
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123 | while ( (epo = obsFile->nextEpoch()) != 0) {
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124 | if (_begTime.valid() && epo->tt < _begTime) {
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125 | continue;
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126 | }
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127 | if (_endTime.valid() && epo->tt > _endTime) {
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128 | break;
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129 | }
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130 |
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131 | if (_samplingRate == 0 ||
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132 | fmod(round(epo->tt.gpssec()), _samplingRate) == 0) {
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133 | applyLLI(obsFile, epo);
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134 | outObsFile.writeEpoch(epo);
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135 | }
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136 | else {
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137 | rememberLLI(obsFile, epo);
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138 | }
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139 | }
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140 | }
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141 | }
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142 |
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143 | // Change RINEX Header Content
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144 | ////////////////////////////////////////////////////////////////////////////
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145 | void t_reqcEdit::editRnxObsHeader(t_rnxObsFile& obsFile) {
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146 |
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147 | bncSettings settings;
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148 |
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149 | QString oldMarkerName = settings.value("reqcOldMarkerName").toString();
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150 | QString newMarkerName = settings.value("reqcNewMarkerName").toString();
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151 | if (oldMarkerName.isEmpty() ||
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152 | QRegExp(oldMarkerName).exactMatch(obsFile.markerName())) {
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153 | obsFile.setMarkerName(newMarkerName);
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154 | }
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155 |
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156 | QString oldAntennaName = settings.value("reqcOldAntennaName").toString();
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157 | QString newAntennaName = settings.value("reqcNewAntennaName").toString();
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158 | if (oldAntennaName.isEmpty() ||
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159 | QRegExp(oldAntennaName).exactMatch(obsFile.antennaName())) {
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160 | obsFile.setAntennaName(newAntennaName);
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161 | }
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162 |
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163 | QString oldReceiverType = settings.value("reqcOldReceiverName").toString();
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164 | QString newReceiverType = settings.value("reqcNewReceiverName").toString();
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165 | if (oldReceiverType.isEmpty() ||
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166 | QRegExp(oldReceiverType).exactMatch(obsFile.receiverType())) {
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167 | obsFile.setReceiverType(newReceiverType);
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168 | }
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169 | }
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170 |
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171 | //
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172 | ////////////////////////////////////////////////////////////////////////////
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173 | void t_reqcEdit::rememberLLI(const t_rnxObsFile* obsFile,
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174 | const t_rnxObsFile::t_rnxEpo* epo) {
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175 |
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176 | if (_samplingRate == 0) {
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177 | return;
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178 | }
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179 |
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180 | for (unsigned iSat = 0; iSat < epo->rnxSat.size(); iSat++) {
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181 | const t_rnxObsFile::t_rnxSat& rnxSat = epo->rnxSat[iSat];
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182 | char sys = rnxSat.satSys;
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183 | QString prn = QString("%1%2").arg(sys).arg(rnxSat.satNum,2,10,QChar('0'));
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184 |
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185 | for (int iType = 0; iType < obsFile->nTypes(sys); iType++) {
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186 | if (!_lli[prn].contains(iType)) {
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187 | _lli[prn][iType] = 0;
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188 | }
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189 | if (rnxSat.lli[iType] & 1) {
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190 | _lli[prn][iType] |= 1;
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191 | }
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192 | }
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193 | }
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194 | }
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195 |
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196 | //
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197 | ////////////////////////////////////////////////////////////////////////////
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198 | void t_reqcEdit::applyLLI(const t_rnxObsFile* obsFile,
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199 | t_rnxObsFile::t_rnxEpo* epo) {
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200 |
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201 | if (_samplingRate == 0) {
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202 | return;
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203 | }
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204 |
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205 | for (unsigned iSat = 0; iSat < epo->rnxSat.size(); iSat++) {
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206 | t_rnxObsFile::t_rnxSat& rnxSat = epo->rnxSat[iSat];
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207 | char sys = rnxSat.satSys;
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208 | QString prn = QString("%1%2").arg(sys).arg(rnxSat.satNum,2,10,QChar('0'));
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209 |
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210 | for (int iType = 0; iType < obsFile->nTypes(sys); iType++) {
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211 | if (_lli[prn].contains(iType) && _lli[prn][iType] & 1) {
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212 | rnxSat.lli[iType] |= 1;
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213 | }
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214 | }
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215 | }
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216 |
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217 | _lli.clear();
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218 | }
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219 |
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220 | //
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221 | ////////////////////////////////////////////////////////////////////////////
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222 | void t_reqcEdit::editEphemerides() {
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223 |
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224 | QStringListIterator it(_navFileNames);
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225 | while (it.hasNext()) {
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226 | QString fileName = it.next();
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227 | t_rnxNavFile rnxNavFile(fileName, t_rnxNavFile::input);
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228 | }
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229 |
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230 | }
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