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 "bncutils.h"
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46 |
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47 | using namespace std;
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48 |
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49 | const double rnxV2 = 2.11;
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50 | const double rnxV3 = 3.01;
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51 |
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52 | // Constructor
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53 | ////////////////////////////////////////////////////////////////////////////
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54 | t_reqcEdit::t_reqcEdit(QObject* parent) : QThread(parent) {
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55 |
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56 | bncSettings settings;
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57 |
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58 | _logFileName = settings.value("reqcOutLogFile").toString(); expandEnvVar(_logFileName);
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59 | _logFile = 0;
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60 | _log = 0;
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61 | _obsFileNames = settings.value("reqcObsFile").toString().split(",", QString::SkipEmptyParts);
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62 | _outObsFileName = settings.value("reqcOutObsFile").toString();
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63 | _navFileNames = settings.value("reqcNavFile").toString().split(",", QString::SkipEmptyParts);
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64 | _outNavFileName = settings.value("reqcOutNavFile").toString();
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65 | int version = settings.value("reqcRnxVersion").toInt();
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66 | if (version < 3) {
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67 | _rnxVersion = rnxV2;
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68 | }
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69 | else {
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70 | _rnxVersion = rnxV3;
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71 | }
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72 | _samplingRate = settings.value("reqcSampling").toInt();
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73 | _begTime = bncTime(settings.value("reqcStartDateTime").toString().toAscii().data());
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74 | _endTime = bncTime(settings.value("reqcEndDateTime").toString().toAscii().data());
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75 | }
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76 |
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77 | // Destructor
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78 | ////////////////////////////////////////////////////////////////////////////
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79 | t_reqcEdit::~t_reqcEdit() {
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80 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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81 | delete _rnxObsFiles[ii];
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82 | }
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83 | for (int ii = 0; ii < _ephs.size(); ii++) {
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84 | delete _ephs[ii];
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85 | }
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86 | delete _log; _log = 0;
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87 | delete _logFile; _logFile = 0;
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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 | void t_reqcEdit::run() {
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93 |
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94 | // Open Log File
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95 | // -------------
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96 | _logFile = new QFile(_logFileName);
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97 | if (_logFile->open(QIODevice::WriteOnly | QIODevice::Text)) {
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98 | _log = new QTextStream();
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99 | _log->setDevice(_logFile);
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100 | }
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101 |
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102 | // Log File Header
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103 | // ---------------
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104 | if (_log) {
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105 | bncApp* app = (bncApp*) qApp;
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106 |
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107 | *_log << QByteArray(78, '-') << endl;
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108 | *_log << "Concatenation of RINEX Observation and/or Navigation Files\n";
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109 | *_log << QByteArray(78, '-') << endl;
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110 |
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111 | *_log << QByteArray("Program").leftJustified(14) << ": "
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112 | << app->pgmName() << endl;
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113 | *_log << QByteArray("Run by").leftJustified(14) << ": "
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114 | << app->userName() << endl;
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115 |
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116 | *_log << QByteArray(78, '-') << endl;
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117 | _log->flush();
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118 | }
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119 |
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120 | // Handle Observation Files
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121 | // ------------------------
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122 | editObservations();
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123 |
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124 | // Handle Navigations Files
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125 | // ------------------------
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126 | editEphemerides();
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127 |
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128 | // Exit (thread)
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129 | // -------------
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130 | bncApp* app = (bncApp*) qApp;
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131 | if ( app->mode() != bncApp::interactive) {
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132 | app->exit(0);
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133 | }
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134 | else {
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135 | emit finished();
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136 | deleteLater();
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137 | }
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138 | }
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139 |
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140 | // Initialize input observation files, sort them according to start time
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141 | ////////////////////////////////////////////////////////////////////////////
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142 | void t_reqcEdit::initRnxObsFiles(const QStringList& obsFileNames,
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143 | QVector<t_rnxObsFile*>& rnxObsFiles) {
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144 |
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145 | QStringListIterator it(obsFileNames);
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146 | while (it.hasNext()) {
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147 | QString fileName = it.next();
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148 | if (fileName.indexOf('*') != -1 || fileName.indexOf('?') != -1) {
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149 | QFileInfo fileInfo(fileName);
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150 | QDir dir = fileInfo.dir();
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151 | QStringList filters; filters << fileInfo.fileName();
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152 | QListIterator<QFileInfo> it(dir.entryInfoList(filters));
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153 | while (it.hasNext()) {
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154 | QString filePath = it.next().filePath();
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155 | t_rnxObsFile* rnxObsFile = 0;
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156 | try {
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157 | rnxObsFile = new t_rnxObsFile(filePath, t_rnxObsFile::input);
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158 | rnxObsFiles.append(rnxObsFile);
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159 | }
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160 | catch (...) {
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161 | delete rnxObsFile;
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162 | cerr << "Error in rnxObsFile " << filePath.toAscii().data() << endl;
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163 | }
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164 | }
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165 | }
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166 | else {
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167 | t_rnxObsFile* rnxObsFile = 0;
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168 | try {
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169 | rnxObsFile = new t_rnxObsFile(fileName, t_rnxObsFile::input);
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170 | rnxObsFiles.append(rnxObsFile);
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171 | }
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172 | catch (...) {
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173 | cerr << "Error in rnxObsFile " << fileName.toAscii().data() << endl;
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174 | }
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175 | }
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176 | }
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177 | qStableSort(rnxObsFiles.begin(), rnxObsFiles.end(),
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178 | t_rnxObsFile::earlierStartTime);
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179 | }
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180 |
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181 | //
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182 | ////////////////////////////////////////////////////////////////////////////
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183 | void t_reqcEdit::editObservations() {
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184 |
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185 | // Easy Exit
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186 | // ---------
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187 | if (_obsFileNames.isEmpty() || _outObsFileName.isEmpty()) {
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188 | return;
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189 | }
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190 |
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191 | t_reqcEdit::initRnxObsFiles(_obsFileNames, _rnxObsFiles);
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192 |
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193 | // Initialize output observation file
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194 | // ----------------------------------
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195 | t_rnxObsFile outObsFile(_outObsFileName, t_rnxObsFile::output);
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196 |
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197 | // Loop over all input observation files
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198 | // -------------------------------------
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199 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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200 | t_rnxObsFile* obsFile = _rnxObsFiles[ii];
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201 | if (ii == 0) {
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202 | outObsFile.setHeader(obsFile->header(), _rnxVersion);
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203 | if (_begTime.valid() && _begTime > outObsFile.startTime()) {
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204 | outObsFile.setStartTime(_begTime);
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205 | }
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206 | if (_samplingRate > outObsFile.interval()) {
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207 | outObsFile.setInterval(_samplingRate);
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208 | }
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209 | editRnxObsHeader(outObsFile);
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210 | bncSettings settings;
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211 | QMap<QString, QString> txtMap;
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212 | QString runBy = settings.value("reqcRunBy").toString();
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213 | if (!runBy.isEmpty()) {
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214 | txtMap["RUN BY"] = runBy;
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215 | }
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216 | QString comment = settings.value("reqcComment").toString();
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217 | if (!comment.isEmpty()) {
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218 | txtMap["COMMENT"] = comment;
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219 | }
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220 | outObsFile.header().write(outObsFile.stream(), &txtMap);
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221 | }
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222 | else {
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223 | outObsFile.checkNewHeader(obsFile->header());
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224 | }
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225 | t_rnxObsFile::t_rnxEpo* epo = 0;
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226 | while ( (epo = obsFile->nextEpoch()) != 0) {
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227 | if (_begTime.valid() && epo->tt < _begTime) {
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228 | continue;
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229 | }
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230 | if (_endTime.valid() && epo->tt > _endTime) {
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231 | break;
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232 | }
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233 |
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234 | if (_samplingRate == 0 ||
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235 | fmod(round(epo->tt.gpssec()), _samplingRate) == 0) {
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236 | applyLLI(obsFile, epo);
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237 | outObsFile.writeEpoch(epo);
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238 | }
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239 | else {
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240 | rememberLLI(obsFile, epo);
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241 | }
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242 | }
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243 | }
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244 | }
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245 |
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246 | // Change RINEX Header Content
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247 | ////////////////////////////////////////////////////////////////////////////
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248 | void t_reqcEdit::editRnxObsHeader(t_rnxObsFile& obsFile) {
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249 |
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250 | bncSettings settings;
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251 |
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252 | QString oldMarkerName = settings.value("reqcOldMarkerName").toString();
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253 | QString newMarkerName = settings.value("reqcNewMarkerName").toString();
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254 | if (!newMarkerName.isEmpty()) {
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255 | if (oldMarkerName.isEmpty() ||
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256 | QRegExp(oldMarkerName).exactMatch(obsFile.markerName())) {
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257 | obsFile.setMarkerName(newMarkerName);
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258 | }
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259 | }
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260 |
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261 | QString oldAntennaName = settings.value("reqcOldAntennaName").toString();
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262 | QString newAntennaName = settings.value("reqcNewAntennaName").toString();
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263 | if (!newAntennaName.isEmpty()) {
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264 | if (oldAntennaName.isEmpty() ||
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265 | QRegExp(oldAntennaName).exactMatch(obsFile.antennaName())) {
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266 | obsFile.setAntennaName(newAntennaName);
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267 | }
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268 | }
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269 |
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270 | QString oldReceiverType = settings.value("reqcOldReceiverName").toString();
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271 | QString newReceiverType = settings.value("reqcNewReceiverName").toString();
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272 | if (!newReceiverType.isEmpty()) {
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273 | if (oldReceiverType.isEmpty() ||
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274 | QRegExp(oldReceiverType).exactMatch(obsFile.receiverType())) {
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275 | obsFile.setReceiverType(newReceiverType);
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276 | }
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277 | }
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278 | }
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279 |
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280 | //
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281 | ////////////////////////////////////////////////////////////////////////////
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282 | void t_reqcEdit::rememberLLI(const t_rnxObsFile* obsFile,
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283 | const t_rnxObsFile::t_rnxEpo* epo) {
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284 |
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285 | if (_samplingRate == 0) {
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286 | return;
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287 | }
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288 |
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289 | for (unsigned iSat = 0; iSat < epo->rnxSat.size(); iSat++) {
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290 | const t_rnxObsFile::t_rnxSat& rnxSat = epo->rnxSat[iSat];
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291 | char sys = rnxSat.satSys;
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292 | QString prn = QString("%1%2").arg(sys).arg(rnxSat.satNum,2,10,QChar('0'));
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293 |
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294 | for (int iType = 0; iType < obsFile->nTypes(sys); iType++) {
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295 | if (!_lli[prn].contains(iType)) {
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296 | _lli[prn][iType] = 0;
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297 | }
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298 | if (rnxSat.lli[iType] & 1) {
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299 | _lli[prn][iType] |= 1;
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300 | }
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301 | }
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302 | }
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303 | }
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304 |
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305 | //
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306 | ////////////////////////////////////////////////////////////////////////////
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307 | void t_reqcEdit::applyLLI(const t_rnxObsFile* obsFile,
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308 | t_rnxObsFile::t_rnxEpo* epo) {
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309 |
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310 | if (_samplingRate == 0) {
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311 | return;
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312 | }
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313 |
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314 | for (unsigned iSat = 0; iSat < epo->rnxSat.size(); iSat++) {
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315 | t_rnxObsFile::t_rnxSat& rnxSat = epo->rnxSat[iSat];
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316 | char sys = rnxSat.satSys;
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317 | QString prn = QString("%1%2").arg(sys).arg(rnxSat.satNum,2,10,QChar('0'));
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318 |
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319 | for (int iType = 0; iType < obsFile->nTypes(sys); iType++) {
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320 | if (_lli[prn].contains(iType) && _lli[prn][iType] & 1) {
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321 | rnxSat.lli[iType] |= 1;
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322 | }
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323 | }
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324 | }
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325 |
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326 | _lli.clear();
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327 | }
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328 |
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329 | /// Read All Ephemerides
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330 | ////////////////////////////////////////////////////////////////////////////
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331 | void t_reqcEdit::readEphemerides(const QStringList& navFileNames,
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332 | QVector<t_eph*>& ephs) {
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333 |
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334 | QStringListIterator it(navFileNames);
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335 | while (it.hasNext()) {
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336 | QString fileName = it.next();
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337 | if (fileName.indexOf('*') != -1 || fileName.indexOf('?') != -1) {
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338 | QFileInfo fileInfo(fileName);
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339 | QDir dir = fileInfo.dir();
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340 | QStringList filters; filters << fileInfo.fileName();
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341 | QListIterator<QFileInfo> it(dir.entryInfoList(filters));
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342 | while (it.hasNext()) {
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343 | QString filePath = it.next().filePath();
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344 | appendEphemerides(filePath, ephs);
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345 | }
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346 | }
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347 | else {
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348 | appendEphemerides(fileName, ephs);
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349 | }
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350 | }
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351 | qStableSort(ephs.begin(), ephs.end(), t_eph::earlierTime);
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352 | }
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353 |
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354 | //
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355 | ////////////////////////////////////////////////////////////////////////////
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356 | void t_reqcEdit::editEphemerides() {
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357 |
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358 | // Easy Exit
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359 | // ---------
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360 | if (_navFileNames.isEmpty() || _outNavFileName.isEmpty()) {
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361 | return;
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362 | }
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363 |
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364 | // Read Ephemerides
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365 | // ----------------
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366 | t_reqcEdit::readEphemerides(_navFileNames, _ephs);
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367 |
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368 | // Check Satellite Systems
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369 | // -----------------------
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370 | bool haveGPS = false;
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371 | bool haveGlonass = false;
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372 | for (int ii = 0; ii < _ephs.size(); ii++) {
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373 | const t_eph* eph = _ephs[ii];
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374 | if (eph->type() == t_eph::GPS) {
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375 | haveGPS = true;
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376 | }
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377 | else if (eph->type() == t_eph::GLONASS) {
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378 | haveGlonass = true;
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379 | }
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380 | }
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381 |
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382 | // Initialize output navigation file
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383 | // ---------------------------------
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384 | t_rnxNavFile outNavFile(_outNavFileName, t_rnxNavFile::output);
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385 |
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386 | outNavFile.setGlonass(haveGlonass);
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387 |
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388 | if (haveGPS && haveGlonass) {
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389 | outNavFile.setVersion(rnxV3);
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390 | }
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391 | else {
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392 | outNavFile.setVersion(_rnxVersion);
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393 | }
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394 |
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395 | bncSettings settings;
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396 | QMap<QString, QString> txtMap;
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397 | QString runBy = settings.value("reqcRunBy").toString();
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398 | if (!runBy.isEmpty()) {
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399 | txtMap["RUN BY"] = runBy;
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400 | }
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401 | QString comment = settings.value("reqcComment").toString();
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402 | if (!comment.isEmpty()) {
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403 | txtMap["COMMENT"] = comment;
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404 | }
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405 |
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406 | outNavFile.writeHeader(&txtMap);
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407 |
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408 | // Loop over all ephemerides
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409 | // -------------------------
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410 | for (int ii = 0; ii < _ephs.size(); ii++) {
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411 | const t_eph* eph = _ephs[ii];
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412 | outNavFile.writeEph(eph);
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413 | }
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414 | }
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415 |
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416 | //
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417 | ////////////////////////////////////////////////////////////////////////////
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418 | void t_reqcEdit::appendEphemerides(const QString& fileName,
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419 | QVector<t_eph*>& ephs) {
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420 |
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421 | t_rnxNavFile rnxNavFile(fileName, t_rnxNavFile::input);
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422 | for (unsigned ii = 0; ii < rnxNavFile.ephs().size(); ii++) {
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423 | t_eph* eph = rnxNavFile.ephs()[ii];
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424 | bool isNew = true;
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425 | for (int iOld = 0; iOld < ephs.size(); iOld++) {
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426 | const t_eph* ephOld = ephs[iOld];
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427 | if (ephOld->prn() == eph->prn() && ephOld->TOC() == eph->TOC()) {
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428 | isNew = false;
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429 | break;
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430 | }
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431 | }
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432 | if (isNew) {
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433 | if (eph->type() == t_eph::GPS) {
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434 | ephs.append(new t_ephGPS(*dynamic_cast<t_ephGPS*>(eph)));
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435 | }
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436 | else if (eph->type() == t_eph::GLONASS) {
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437 | ephs.append(new t_ephGlo(*dynamic_cast<t_ephGlo*>(eph)));
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438 | }
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439 | else if (eph->type() == t_eph::Galileo) {
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440 | ephs.append(new t_ephGal(*dynamic_cast<t_ephGal*>(eph)));
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441 | }
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442 | }
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443 | }
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444 | }
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