[3899] | 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_reqcAnalyze
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| 30 | *
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| 31 | * Purpose: Analyze 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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[6255] | 37 | * Changes:
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[3899] | 38 | *
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| 39 | * -----------------------------------------------------------------------*/
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| 40 |
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| 41 | #include <iostream>
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[4361] | 42 | #include <iomanip>
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[4579] | 43 | #include <qwt_plot_renderer.h>
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[4574] | 44 |
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[3899] | 45 | #include "reqcanalyze.h"
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[5070] | 46 | #include "bnccore.h"
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[3899] | 47 | #include "bncsettings.h"
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[4254] | 48 | #include "reqcedit.h"
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[4255] | 49 | #include "bncutils.h"
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[4300] | 50 | #include "graphwin.h"
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[4307] | 51 | #include "polarplot.h"
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[4577] | 52 | #include "availplot.h"
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[4662] | 53 | #include "eleplot.h"
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[4672] | 54 | #include "dopplot.h"
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[3899] | 55 |
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| 56 | using namespace std;
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| 57 |
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| 58 | // Constructor
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| 59 | ////////////////////////////////////////////////////////////////////////////
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| 60 | t_reqcAnalyze::t_reqcAnalyze(QObject* parent) : QThread(parent) {
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| 61 |
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| 62 | bncSettings settings;
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[4254] | 63 |
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[4257] | 64 | _logFileName = settings.value("reqcOutLogFile").toString(); expandEnvVar(_logFileName);
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| 65 | _logFile = 0;
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| 66 | _log = 0;
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[6271] | 67 | _currEpo = 0;
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[4254] | 68 | _obsFileNames = settings.value("reqcObsFile").toString().split(",", QString::SkipEmptyParts);
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[4257] | 69 | _navFileNames = settings.value("reqcNavFile").toString().split(",", QString::SkipEmptyParts);
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[6275] | 70 |
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| 71 | connect(this, SIGNAL(dspSkyPlot(const QString&, const QByteArray&, QVector<t_polarPoint*>*,
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| 72 | const QByteArray&, QVector<t_polarPoint*>*,
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| 73 | const QByteArray&, double)),
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| 74 | this, SLOT(slotDspSkyPlot(const QString&, const QByteArray&, QVector<t_polarPoint*>*,
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| 75 | const QByteArray&, QVector<t_polarPoint*>*,
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| 76 | const QByteArray&, double)));
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| 77 |
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| 78 | connect(this, SIGNAL(dspAvailPlot(const QString&, const QByteArray&)),
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| 79 | this, SLOT(slotDspAvailPlot(const QString&, const QByteArray&)));
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[3899] | 80 | }
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| 81 |
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| 82 | // Destructor
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| 83 | ////////////////////////////////////////////////////////////////////////////
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| 84 | t_reqcAnalyze::~t_reqcAnalyze() {
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[4255] | 85 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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| 86 | delete _rnxObsFiles[ii];
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| 87 | }
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| 88 | for (int ii = 0; ii < _ephs.size(); ii++) {
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| 89 | delete _ephs[ii];
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| 90 | }
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| 91 | delete _log; _log = 0;
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| 92 | delete _logFile; _logFile = 0;
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[5072] | 93 | if (BNC_CORE->mode() != t_bncCore::interactive) {
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[5066] | 94 | qApp->exit(0);
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[4452] | 95 | }
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[3899] | 96 | }
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| 97 |
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[6255] | 98 | //
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[3899] | 99 | ////////////////////////////////////////////////////////////////////////////
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| 100 | void t_reqcAnalyze::run() {
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| 101 |
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[4255] | 102 | // Open Log File
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| 103 | // -------------
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| 104 | _logFile = new QFile(_logFileName);
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[4517] | 105 | if (_logFile->open(QIODevice::WriteOnly | QIODevice::Text)) {
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| 106 | _log = new QTextStream();
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| 107 | _log->setDevice(_logFile);
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| 108 | }
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[4255] | 109 |
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| 110 | // Initialize RINEX Observation Files
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| 111 | // ----------------------------------
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[4525] | 112 | t_reqcEdit::initRnxObsFiles(_obsFileNames, _rnxObsFiles, _log);
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[3899] | 113 |
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[4257] | 114 | // Read Ephemerides
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| 115 | // ----------------
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| 116 | t_reqcEdit::readEphemerides(_navFileNames, _ephs);
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| 117 |
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[4255] | 118 | // Loop over all RINEX Files
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| 119 | // -------------------------
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[4254] | 120 | for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
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| 121 | analyzeFile(_rnxObsFiles[ii]);
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| 122 | }
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| 123 |
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[4255] | 124 | // Exit
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| 125 | // ----
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[4452] | 126 | emit finished();
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| 127 | deleteLater();
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[3899] | 128 | }
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[4254] | 129 |
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[6255] | 130 | //
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[4254] | 131 | ////////////////////////////////////////////////////////////////////////////
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[4260] | 132 | void t_reqcAnalyze::analyzeFile(t_rnxObsFile* obsFile) {
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[4259] | 133 |
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[6271] | 134 | QMutexLocker lock(&_mutex);
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[4704] | 135 |
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[4517] | 136 | if (_log) {
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| 137 | *_log << "\nAnalyze File\n"
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| 138 | << "------------\n"
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[4701] | 139 | << "File: " << obsFile->fileName().toAscii().data() << endl;
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[4517] | 140 | }
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[4260] | 141 |
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[6271] | 142 | _qcFile.clear();
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[4343] | 143 |
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[4342] | 144 | // A priori Coordinates
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| 145 | // --------------------
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[4679] | 146 | ColumnVector xyzSta = obsFile->xyz();
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[4342] | 147 |
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[4262] | 148 | // Loop over all Epochs
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| 149 | // --------------------
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[4541] | 150 | try {
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[6271] | 151 | bool firstEpo = true;
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[4541] | 152 | while ( (_currEpo = obsFile->nextEpoch()) != 0) {
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[6271] | 153 | if (firstEpo) {
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| 154 | firstEpo = false;
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| 155 | _qcFile._startTime = _currEpo->tt;
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| 156 | _qcFile._antennaName = obsFile->antennaName();
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| 157 | _qcFile._markerName = obsFile->markerName();
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| 158 | _qcFile._receiverType = obsFile->receiverType();
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| 159 | _qcFile._interval = obsFile->interval();
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[4688] | 160 | }
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[6271] | 161 | _qcFile._endTime = _currEpo->tt;
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[6255] | 162 |
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[6271] | 163 | t_qcEpo qcEpo;
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| 164 | qcEpo._epoTime = _currEpo->tt;
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| 165 | qcEpo._PDOP = cmpDOP(xyzSta);
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| 166 |
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[4541] | 167 | // Loop over all satellites
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| 168 | // ------------------------
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| 169 | for (unsigned iObs = 0; iObs < _currEpo->rnxSat.size(); iObs++) {
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| 170 | const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iObs];
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[6271] | 171 | t_satObs satObs;
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| 172 | t_rnxObsFile::setObsFromRnx(obsFile, _currEpo, rnxSat, satObs);
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| 173 | t_qcObs qcObs;
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| 174 | if (setQcObs(satObs, qcObs) == success) {
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| 175 | qcEpo._qcObs[satObs._prn] = qcObs;
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| 176 | updateQcSat(qcObs, _qcFile._qcSat[satObs._prn]);
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[4541] | 177 | }
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[4262] | 178 | }
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[6271] | 179 | _qcFile._qcEpo.push_back(qcEpo);
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| 180 | }
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[6255] | 181 |
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[6271] | 182 | preparePlotData(obsFile);
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[4678] | 183 |
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[6271] | 184 | printReport();
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[4541] | 185 | }
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| 186 | catch (QString str) {
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| 187 | if (_log) {
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| 188 | *_log << "Exception " << str << endl;
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[4262] | 189 | }
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[4541] | 190 | else {
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[6255] | 191 | qDebug() << str;
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[4541] | 192 | }
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| 193 | }
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[6271] | 194 | }
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[4262] | 195 |
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[6271] | 196 | // Compute Dilution of Precision
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| 197 | ////////////////////////////////////////////////////////////////////////////
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| 198 | double t_reqcAnalyze::cmpDOP(const ColumnVector& xyzSta) const {
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[4268] | 199 |
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[6271] | 200 | if (xyzSta.size() != 3) {
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| 201 | return 0.0;
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[4268] | 202 | }
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| 203 |
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[6271] | 204 | unsigned nSat = _currEpo->rnxSat.size();
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[4706] | 205 |
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[6271] | 206 | if (nSat < 4) {
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| 207 | return 0.0;
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[4718] | 208 | }
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[6271] | 209 |
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| 210 | Matrix AA(nSat, 4);
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| 211 |
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| 212 | unsigned nSatUsed = 0;
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| 213 | for (unsigned iSat = 0; iSat < nSat; iSat++) {
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| 214 |
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| 215 | const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iSat];
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| 216 | const t_prn& prn = rnxSat.prn;
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| 217 |
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| 218 | t_eph* eph = 0;
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| 219 | for (int ie = 0; ie < _ephs.size(); ie++) {
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| 220 | if (_ephs[ie]->prn() == prn) {
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| 221 | eph = _ephs[ie];
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| 222 | break;
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| 223 | }
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[4718] | 224 | }
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[6271] | 225 | if (eph) {
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| 226 | ColumnVector xSat(4);
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| 227 | ColumnVector vv(3);
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| 228 | if (eph->getCrd(_currEpo->tt, xSat, vv, false) == success) {
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| 229 | ++nSatUsed;
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| 230 | ColumnVector dx = xSat.Rows(1,3) - xyzSta;
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| 231 | double rho = dx.norm_Frobenius();
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| 232 | AA(nSatUsed,1) = dx(1) / rho;
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| 233 | AA(nSatUsed,2) = dx(2) / rho;
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| 234 | AA(nSatUsed,3) = dx(3) / rho;
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| 235 | AA(nSatUsed,4) = 1.0;
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| 236 | }
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[4718] | 237 | }
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| 238 | }
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[6271] | 239 |
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| 240 | if (nSatUsed < 4) {
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| 241 | return 0.0;
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| 242 | }
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| 243 |
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| 244 | AA = AA.Rows(1, nSatUsed);
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| 245 |
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| 246 | SymmetricMatrix QQ;
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| 247 | QQ << AA.t() * AA;
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| 248 | QQ = QQ.i();
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| 249 |
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| 250 | return sqrt(QQ.trace());
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[4254] | 251 | }
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[4263] | 252 |
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[6255] | 253 | //
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[4263] | 254 | ////////////////////////////////////////////////////////////////////////////
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[6271] | 255 | void t_reqcAnalyze::updateQcSat(const t_qcObs& qcObs, t_qcSat& qcSat) {
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| 256 | if (qcObs._hasL1 && qcObs._hasL2) {
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| 257 | qcSat._numObs += 1;
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| 258 | }
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| 259 | if (qcObs._slipL1 && qcObs._slipL2) {
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| 260 | qcSat._numSlipsFlagged += 1;
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| 261 | }
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| 262 | }
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[4265] | 263 |
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[6271] | 264 | //
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| 265 | ////////////////////////////////////////////////////////////////////////////
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| 266 | t_irc t_reqcAnalyze::setQcObs(const t_satObs& satObs, t_qcObs& qcObs) {
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[4338] | 267 |
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[6271] | 268 | if (satObs._prn.system() == 'R') {
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| 269 | t_ephGlo* ephGlo = 0;
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| 270 | for (int ie = 0; ie < _ephs.size(); ie++) {
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| 271 | if (_ephs[ie]->prn() == satObs._prn) {
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| 272 | ephGlo = dynamic_cast<t_ephGlo*>(_ephs[ie]);
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| 273 | break;
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| 274 | }
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| 275 | }
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| 276 | if (ephGlo) {
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| 277 | qcObs._slotSet = true;
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| 278 | qcObs._slotNum = ephGlo->slotNum();
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| 279 | }
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| 280 | }
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| 281 |
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| 282 | bool okFlag = false;
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| 283 |
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[4608] | 284 | // Availability and Slip Flags
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| 285 | // ---------------------------
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[6137] | 286 | double L1 = 0.0;
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| 287 | double L2 = 0.0;
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| 288 | double P1 = 0.0;
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| 289 | double P2 = 0.0;
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| 290 |
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[6271] | 291 | for (unsigned iFrq = 0; iFrq < satObs._obs.size(); iFrq++) {
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| 292 | const t_frqObs* frqObs = satObs._obs[iFrq];
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[6137] | 293 | if (frqObs->_rnxType2ch[0] == '1') {
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| 294 | if (frqObs->_phaseValid) {
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| 295 | L1 = frqObs->_phase;
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[6271] | 296 | qcObs._hasL1 = true;
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| 297 | qcObs._slipL1 = frqObs->_slip;
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[6137] | 298 | }
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| 299 | if (frqObs->_codeValid) {
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[6255] | 300 | P1 = frqObs->_code;
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[6137] | 301 | }
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| 302 | if (frqObs->_snrValid) {
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[6271] | 303 | qcObs._SNR1 = frqObs->_snr;
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[6137] | 304 | }
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| 305 | }
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[6271] | 306 | else if ( (satObs._prn.system() != 'E' && frqObs->_rnxType2ch[0] == '2') ||
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| 307 | (satObs._prn.system() == 'E' && frqObs->_rnxType2ch[0] == '5') ) {
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[6137] | 308 | if (frqObs->_phaseValid) {
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| 309 | L2 = frqObs->_phase;
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[6271] | 310 | qcObs._hasL2 = true;
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| 311 | qcObs._slipL2 = frqObs->_slip;
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[6137] | 312 | }
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| 313 | if (frqObs->_codeValid) {
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[6255] | 314 | P2 = frqObs->_code;
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[6137] | 315 | }
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| 316 | if (frqObs->_snrValid) {
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[6271] | 317 | qcObs._SNR2 = frqObs->_snr;
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[6137] | 318 | }
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| 319 | }
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[4571] | 320 | }
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[4608] | 321 |
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| 322 | // Compute the Multipath
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| 323 | // ----------------------
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[4391] | 324 | if (L1 != 0.0 && L2 != 0.0) {
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[6017] | 325 | double f1 = 0.0;
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| 326 | double f2 = 0.0;
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[6271] | 327 | if (satObs._prn.system() == 'G') {
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[6017] | 328 | f1 = t_CST::freq(t_frequency::G1, 0);
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| 329 | f2 = t_CST::freq(t_frequency::G2, 0);
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| 330 | }
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[6271] | 331 | else if (satObs._prn.system() == 'R') {
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| 332 | f1 = t_CST::freq(t_frequency::R1, qcObs._slotNum);
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| 333 | f2 = t_CST::freq(t_frequency::R2, qcObs._slotNum);
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[6017] | 334 | }
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[6271] | 335 | else if (satObs._prn.system() == 'E') {
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[6017] | 336 | f1 = t_CST::freq(t_frequency::E1, 0);
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| 337 | f2 = t_CST::freq(t_frequency::E5, 0);
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| 338 | }
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[4266] | 339 |
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[4391] | 340 | L1 = L1 * t_CST::c / f1;
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| 341 | L2 = L2 * t_CST::c / f2;
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[4266] | 342 |
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[4391] | 343 | if (P1 != 0.0) {
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[6271] | 344 | qcObs._MP1 = P1 - L1 - 2.0*f2*f2/(f1*f1-f2*f2) * (L1 - L2);
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[4354] | 345 | okFlag = true;
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[4268] | 346 | }
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[4391] | 347 | if (P2 != 0.0) {
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[6271] | 348 | qcObs._MP2 = P2 - L2 - 2.0*f1*f1/(f1*f1-f2*f2) * (L1 - L2);
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[4354] | 349 | okFlag = true;
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[4268] | 350 | }
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[4265] | 351 | }
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[4338] | 352 |
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[4354] | 353 | if (okFlag) {
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[4694] | 354 | return success;
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[4354] | 355 | }
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| 356 | else {
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[4694] | 357 | return failure;
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[4354] | 358 | }
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[4263] | 359 | }
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[4350] | 360 |
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[6255] | 361 | //
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[4350] | 362 | ////////////////////////////////////////////////////////////////////////////
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[6271] | 363 | void t_reqcAnalyze::preparePlotData(const t_rnxObsFile* obsFile) {
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[4675] | 364 |
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[6271] | 365 | ColumnVector xyzSta = obsFile->xyz();
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[4350] | 366 |
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[6271] | 367 | QVector<t_polarPoint*>* dataMP1 = new QVector<t_polarPoint*>;
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| 368 | QVector<t_polarPoint*>* dataMP2 = new QVector<t_polarPoint*>;
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| 369 | QVector<t_polarPoint*>* dataSNR1 = new QVector<t_polarPoint*>;
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| 370 | QVector<t_polarPoint*>* dataSNR2 = new QVector<t_polarPoint*>;
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[4350] | 371 |
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[6271] | 372 | const double SLIPTRESH = 10.0; // cycle-slip threshold (meters)
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| 373 | const double chunkStep = 600.0; // 10 minutes
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[4584] | 374 |
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[5141] | 375 | bncSettings settings;
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| 376 | QString reqSkyPlotSystems = settings.value("reqcSkyPlotSystems").toString();
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| 377 | bool plotGPS = false;
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| 378 | bool plotGlo = false;
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| 379 | bool plotGal = false;
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| 380 | if (reqSkyPlotSystems == "GPS") {
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| 381 | plotGPS = true;
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| 382 | }
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| 383 | else if (reqSkyPlotSystems == "GLONASS") {
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| 384 | plotGlo = true;
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| 385 | }
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| 386 | else if (reqSkyPlotSystems == "Galileo") {
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| 387 | plotGal = true;
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| 388 | }
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| 389 | else {
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| 390 | plotGPS = true;
|
---|
| 391 | plotGlo = true;
|
---|
| 392 | plotGal = true;
|
---|
| 393 | }
|
---|
| 394 |
|
---|
[6271] | 395 | // Loop over all satellites available
|
---|
| 396 | // ----------------------------------
|
---|
| 397 | QMutableMapIterator<t_prn, t_qcSat> it(_qcFile._qcSat);
|
---|
| 398 | while (it.hasNext()) {
|
---|
| 399 | it.next();
|
---|
| 400 | const t_prn& prn = it.key();
|
---|
| 401 | t_qcSat& qcSat = it.value();
|
---|
[4351] | 402 |
|
---|
[6271] | 403 | // Loop over all Chunks of Data
|
---|
| 404 | // ----------------------------
|
---|
| 405 | for (bncTime chunkStart = _qcFile._startTime;
|
---|
| 406 | chunkStart < _qcFile._endTime; chunkStart += chunkStep) {
|
---|
[4702] | 407 |
|
---|
[6271] | 408 | // Chunk (sampled) Epoch
|
---|
| 409 | // ---------------------
|
---|
| 410 | _qcFile._qcEpoSampled.push_back(t_qcEpo());
|
---|
| 411 | t_qcEpo& qcEpoSampled = _qcFile._qcEpoSampled.back();
|
---|
| 412 | t_qcObs& qcObsSampled = qcEpoSampled._qcObs[prn];
|
---|
[4353] | 413 |
|
---|
[6271] | 414 | QVector<double> MP1;
|
---|
| 415 | QVector<double> MP2;
|
---|
| 416 |
|
---|
| 417 | // Loop over all Epochs within one Chunk of Data
|
---|
| 418 | // ---------------------------------------------
|
---|
| 419 | bncTime prevTime;
|
---|
| 420 | for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
|
---|
| 421 | const t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
|
---|
| 422 | if (qcEpo._epoTime < chunkStart) {
|
---|
| 423 | continue;
|
---|
| 424 | }
|
---|
| 425 | if (!qcEpo._qcObs.contains(prn)) {
|
---|
| 426 | continue;
|
---|
| 427 | }
|
---|
| 428 |
|
---|
| 429 | const t_qcObs& qcObs = qcEpo._qcObs[prn];
|
---|
| 430 |
|
---|
| 431 | // Compute the Azimuth and Zenith Distance
|
---|
| 432 | // ---------------------------------------
|
---|
| 433 | if (chunkStart == qcEpo._epoTime) {
|
---|
| 434 | qcEpoSampled._epoTime = qcEpo._epoTime;
|
---|
| 435 | qcEpoSampled._PDOP = qcEpo._PDOP;
|
---|
[4572] | 436 |
|
---|
[6271] | 437 | if (qcObs._slotSet) {
|
---|
| 438 | qcObsSampled._slotSet = true;
|
---|
| 439 | qcObsSampled._slotNum = qcObs._slotNum;
|
---|
[4590] | 440 | }
|
---|
[6271] | 441 | if (xyzSta.size()) {
|
---|
| 442 | t_eph* eph = 0;
|
---|
| 443 | for (int ie = 0; ie < _ephs.size(); ie++) {
|
---|
| 444 | if (_ephs[ie]->prn() == prn) {
|
---|
| 445 | eph = _ephs[ie];
|
---|
| 446 | break;
|
---|
| 447 | }
|
---|
[6213] | 448 | }
|
---|
[6271] | 449 | if (eph) {
|
---|
| 450 | ColumnVector xc(4);
|
---|
| 451 | ColumnVector vv(3);
|
---|
| 452 | if (eph->getCrd(qcEpo._epoTime, xc, vv, false) == success) {
|
---|
| 453 | double rho, eleSat, azSat;
|
---|
| 454 | topos(xyzSta(1), xyzSta(2), xyzSta(3), xc(1), xc(2), xc(3), rho, eleSat, azSat);
|
---|
| 455 | qcObsSampled._azDeg = azSat * 180.0/M_PI;
|
---|
| 456 | qcObsSampled._eleDeg = eleSat * 180.0/M_PI;
|
---|
| 457 | }
|
---|
| 458 | }
|
---|
[4590] | 459 | }
|
---|
| 460 | }
|
---|
[6271] | 461 |
|
---|
| 462 | // Check Interval
|
---|
| 463 | // --------------
|
---|
| 464 | if (prevTime.valid()) {
|
---|
| 465 | double dt = qcEpo._epoTime - prevTime;
|
---|
| 466 | if (dt > 1.5 * _qcFile._interval) {
|
---|
| 467 | qcObsSampled._gapL1 = true;
|
---|
| 468 | qcObsSampled._gapL2 = true;
|
---|
| 469 | }
|
---|
[4591] | 470 | }
|
---|
[6271] | 471 | prevTime = qcEpo._epoTime;
|
---|
| 472 |
|
---|
| 473 | // Check L1 and L2 availability
|
---|
| 474 | // ----------------------------
|
---|
| 475 | if (qcObs._hasL1) {
|
---|
| 476 | qcObsSampled._hasL1 = true;
|
---|
| 477 | }
|
---|
| 478 | if (qcObs._hasL2) {
|
---|
| 479 | qcObsSampled._hasL2 = true;
|
---|
| 480 | }
|
---|
| 481 |
|
---|
| 482 | // Check Minimal Signal-to-Noise Ratio
|
---|
| 483 | // -----------------------------------
|
---|
| 484 | if ( qcObs._SNR1 > 0 && (qcObsSampled._SNR1 == 0 || qcObsSampled._SNR1 > qcObs._SNR1) ) {
|
---|
| 485 | qcObsSampled._SNR1 = qcObs._SNR1;
|
---|
| 486 | }
|
---|
| 487 | if ( qcObs._SNR2 > 0 && (qcObsSampled._SNR2 == 0 || qcObsSampled._SNR2 > qcObs._SNR2) ) {
|
---|
| 488 | qcObsSampled._SNR2 = qcObs._SNR2;
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | // Check Slip Flags
|
---|
| 492 | // ----------------
|
---|
| 493 | if (qcObs._slipL1) {
|
---|
| 494 | qcObsSampled._slipL1 = true;
|
---|
| 495 | }
|
---|
| 496 | if (qcObs._slipL2) {
|
---|
| 497 | qcObsSampled._slipL2 = true;
|
---|
| 498 | }
|
---|
| 499 |
|
---|
| 500 | MP1 << qcObs._MP1;
|
---|
| 501 | MP2 << qcObs._MP2;
|
---|
[4590] | 502 | }
|
---|
[4563] | 503 |
|
---|
[6271] | 504 | // Compute the Multipath
|
---|
| 505 | // ---------------------
|
---|
| 506 | if ( MP1.size() > 0 && MP2.size() > 0 &&
|
---|
| 507 | ( (prn.system() == 'G' && plotGPS ) ||
|
---|
| 508 | (prn.system() == 'R' && plotGlo && qcObsSampled._slotSet) ||
|
---|
| 509 | (prn.system() == 'E' && plotGal ) ) ) {
|
---|
[4590] | 510 |
|
---|
[6271] | 511 | double meanMP1 = 0.0;
|
---|
| 512 | double meanMP2 = 0.0;
|
---|
| 513 | for (int ii = 0; ii < MP1.size(); ii++) {
|
---|
| 514 | meanMP1 += MP1[ii];
|
---|
| 515 | meanMP2 += MP2[ii];
|
---|
| 516 | }
|
---|
| 517 | meanMP1 /= MP1.size();
|
---|
| 518 | meanMP2 /= MP2.size();
|
---|
[4590] | 519 |
|
---|
[6271] | 520 | bool slipMP = false;
|
---|
| 521 | double stdMP1 = 0.0;
|
---|
| 522 | double stdMP2 = 0.0;
|
---|
| 523 | for (int ii = 0; ii < MP1.size(); ii++) {
|
---|
| 524 | double diff1 = MP1[ii] - meanMP1;
|
---|
| 525 | double diff2 = MP2[ii] - meanMP2;
|
---|
| 526 | if (fabs(diff1) > SLIPTRESH || fabs(diff2) > SLIPTRESH) {
|
---|
| 527 | slipMP = true;
|
---|
| 528 | break;
|
---|
| 529 | }
|
---|
| 530 | stdMP1 += diff1 * diff1;
|
---|
[6276] | 531 | stdMP2 += diff2 * diff2;
|
---|
[4700] | 532 | }
|
---|
[6255] | 533 |
|
---|
[6271] | 534 | if (slipMP) {
|
---|
| 535 | qcObsSampled._slipL1 = true;
|
---|
| 536 | qcObsSampled._slipL2 = true;
|
---|
| 537 | qcSat._numSlipsFound += 1;
|
---|
[4702] | 538 | }
|
---|
[6271] | 539 | else {
|
---|
| 540 | stdMP1 = sqrt(stdMP1 / MP1.size());
|
---|
| 541 | stdMP2 = sqrt(stdMP2 / MP2.size());
|
---|
| 542 | (*dataMP1) << (new t_polarPoint(qcObsSampled._azDeg, 90.0 - qcObsSampled._eleDeg, stdMP1));
|
---|
| 543 | (*dataMP2) << (new t_polarPoint(qcObsSampled._azDeg, 90.0 - qcObsSampled._eleDeg, stdMP2));
|
---|
| 544 | }
|
---|
[6255] | 545 | }
|
---|
[6271] | 546 |
|
---|
| 547 | // Signal-to-Noise Ratio Plot Data
|
---|
| 548 | // -------------------------------
|
---|
| 549 | if ( (prn.system() == 'G' && plotGPS) ||
|
---|
| 550 | (prn.system() == 'R' && plotGlo) ||
|
---|
| 551 | (prn.system() == 'E' && plotGal) ) {
|
---|
| 552 | (*dataSNR1) << (new t_polarPoint(qcObsSampled._azDeg, 90.0 - qcObsSampled._eleDeg, qcObsSampled._SNR1));
|
---|
| 553 | (*dataSNR2) << (new t_polarPoint(qcObsSampled._azDeg, 90.0 - qcObsSampled._eleDeg, qcObsSampled._SNR2));
|
---|
[4700] | 554 | }
|
---|
[4353] | 555 | }
|
---|
[6271] | 556 | }
|
---|
[4353] | 557 |
|
---|
[6271] | 558 | // Show the plots
|
---|
| 559 | // --------------
|
---|
| 560 | if (BNC_CORE->GUIenabled()) {
|
---|
| 561 | QFileInfo fileInfo(obsFile->fileName());
|
---|
| 562 | QByteArray title = fileInfo.fileName().toAscii();
|
---|
[6275] | 563 | emit dspSkyPlot(obsFile->fileName(), "MP1", dataMP1, "MP2", dataMP2, "Meters", 2.0);
|
---|
| 564 | emit dspSkyPlot(obsFile->fileName(), "SNR1", dataSNR1, "SNR2", dataSNR2, "dbHz", 54.0);
|
---|
| 565 | emit dspAvailPlot(obsFile->fileName(), title);
|
---|
[6271] | 566 | }
|
---|
| 567 | else {
|
---|
| 568 | for (int ii = 0; ii < dataMP1->size(); ii++) {
|
---|
| 569 | delete dataMP1->at(ii);
|
---|
[4351] | 570 | }
|
---|
[6271] | 571 | delete dataMP1;
|
---|
| 572 | for (int ii = 0; ii < dataMP2->size(); ii++) {
|
---|
| 573 | delete dataMP2->at(ii);
|
---|
[4591] | 574 | }
|
---|
[6271] | 575 | delete dataMP2;
|
---|
| 576 | for (int ii = 0; ii < dataSNR1->size(); ii++) {
|
---|
| 577 | delete dataSNR1->at(ii);
|
---|
[4659] | 578 | }
|
---|
[6271] | 579 | delete dataSNR1;
|
---|
| 580 | for (int ii = 0; ii < dataSNR2->size(); ii++) {
|
---|
| 581 | delete dataSNR2->at(ii);
|
---|
[5141] | 582 | }
|
---|
[6271] | 583 | delete dataSNR2;
|
---|
[4350] | 584 | }
|
---|
| 585 | }
|
---|
[4572] | 586 |
|
---|
[6255] | 587 | //
|
---|
[4572] | 588 | ////////////////////////////////////////////////////////////////////////////
|
---|
[6275] | 589 | void t_reqcAnalyze::slotDspSkyPlot(const QString& fileName, const QByteArray& title1,
|
---|
| 590 | QVector<t_polarPoint*>* data1, const QByteArray& title2,
|
---|
| 591 | QVector<t_polarPoint*>* data2, const QByteArray& scaleTitle,
|
---|
| 592 | double maxValue) {
|
---|
[4572] | 593 |
|
---|
[5068] | 594 | if (BNC_CORE->GUIenabled()) {
|
---|
[4573] | 595 |
|
---|
[6271] | 596 | if (maxValue == 0.0) {
|
---|
| 597 | if (data1) {
|
---|
| 598 | for (int ii = 0; ii < data1->size(); ii++) {
|
---|
| 599 | double val = data1->at(ii)->_value;
|
---|
| 600 | if (maxValue < val) {
|
---|
| 601 | maxValue = val;
|
---|
| 602 | }
|
---|
| 603 | }
|
---|
| 604 | }
|
---|
| 605 | if (data2) {
|
---|
| 606 | for (int ii = 0; ii < data2->size(); ii++) {
|
---|
| 607 | double val = data2->at(ii)->_value;
|
---|
| 608 | if (maxValue < val) {
|
---|
| 609 | maxValue = val;
|
---|
| 610 | }
|
---|
| 611 | }
|
---|
| 612 | }
|
---|
| 613 | }
|
---|
[4659] | 614 |
|
---|
[6271] | 615 | QwtInterval scaleInterval(0.0, maxValue);
|
---|
[4671] | 616 |
|
---|
[4573] | 617 | QVector<QWidget*> plots;
|
---|
[6271] | 618 | if (data1) {
|
---|
| 619 | t_polarPlot* plot1 = new t_polarPlot(QwtText(title1), scaleInterval,
|
---|
| 620 | BNC_CORE->mainWindow());
|
---|
| 621 | plot1->addCurve(data1);
|
---|
| 622 | plots << plot1;
|
---|
| 623 | }
|
---|
| 624 | if (data2) {
|
---|
| 625 | t_polarPlot* plot2 = new t_polarPlot(QwtText(title2), scaleInterval,
|
---|
| 626 | BNC_CORE->mainWindow());
|
---|
| 627 | plot2->addCurve(data2);
|
---|
| 628 | plots << plot2;
|
---|
| 629 | }
|
---|
[4666] | 630 |
|
---|
[6271] | 631 | t_graphWin* graphWin = new t_graphWin(0, fileName, plots,
|
---|
| 632 | &scaleTitle, &scaleInterval);
|
---|
[4666] | 633 |
|
---|
[4573] | 634 | graphWin->show();
|
---|
| 635 |
|
---|
| 636 | bncSettings settings;
|
---|
| 637 | QString dirName = settings.value("reqcPlotDir").toString();
|
---|
| 638 | if (!dirName.isEmpty()) {
|
---|
[6271] | 639 | QByteArray ext = (scaleTitle == "Meters") ? "_M.png" : "_S.png";
|
---|
[4579] | 640 | graphWin->savePNG(dirName, ext);
|
---|
[4573] | 641 | }
|
---|
| 642 | }
|
---|
[4572] | 643 | }
|
---|
[4679] | 644 |
|
---|
[6271] | 645 | //
|
---|
[4679] | 646 | ////////////////////////////////////////////////////////////////////////////
|
---|
[6275] | 647 | void t_reqcAnalyze::slotDspAvailPlot(const QString& fileName, const QByteArray& title) {
|
---|
[4679] | 648 |
|
---|
[6278] | 649 | QMap<t_prn, t_plotData> plotDataMap;
|
---|
[6272] | 650 |
|
---|
[6278] | 651 | for (int ii = 0; ii < _qcFile._qcEpo.size(); ii++) {
|
---|
| 652 | const t_qcEpo& qcEpo = _qcFile._qcEpo[ii];
|
---|
| 653 | QMapIterator<t_prn, t_qcObs> it(qcEpo._qcObs);
|
---|
| 654 | while (it.hasNext()) {
|
---|
| 655 | it.next();
|
---|
| 656 | const t_prn& prn = it.key();
|
---|
| 657 | const t_qcObs& qcObs = it.value();
|
---|
| 658 | t_plotData& plotData = plotDataMap[prn];
|
---|
| 659 | double mjdX24 = qcEpo._epoTime.mjddec() * 24.0;
|
---|
| 660 | if (qcObs._hasL1) plotData._L1ok << mjdX24;
|
---|
| 661 | if (qcObs._hasL2) plotData._L2ok << mjdX24;
|
---|
| 662 | if (qcObs._slipL1) plotData._L1slip << mjdX24;
|
---|
| 663 | if (qcObs._slipL2) plotData._L2slip << mjdX24;
|
---|
| 664 | if (qcObs._gapL1) plotData._L1gap << mjdX24;
|
---|
| 665 | if (qcObs._gapL2) plotData._L2gap << mjdX24;
|
---|
| 666 | }
|
---|
| 667 | }
|
---|
| 668 |
|
---|
[6271] | 669 | if (BNC_CORE->GUIenabled()) {
|
---|
[6278] | 670 | t_availPlot* plotA = new t_availPlot(0, plotDataMap);
|
---|
[6271] | 671 | plotA->setTitle(title);
|
---|
[4679] | 672 |
|
---|
[6278] | 673 | t_elePlot* plotZ = new t_elePlot(0, plotDataMap);
|
---|
[4679] | 674 |
|
---|
[6278] | 675 | t_dopPlot* plotD = new t_dopPlot(0, plotDataMap);
|
---|
[4679] | 676 |
|
---|
[6271] | 677 | QVector<QWidget*> plots;
|
---|
| 678 | plots << plotA << plotZ << plotD;
|
---|
| 679 | t_graphWin* graphWin = new t_graphWin(0, fileName, plots, 0, 0);
|
---|
[4679] | 680 |
|
---|
[6271] | 681 | int ww = QFontMetrics(graphWin->font()).width('w');
|
---|
| 682 | graphWin->setMinimumSize(120*ww, 40*ww);
|
---|
[4679] | 683 |
|
---|
[6271] | 684 | graphWin->show();
|
---|
[4679] | 685 |
|
---|
[6271] | 686 | bncSettings settings;
|
---|
| 687 | QString dirName = settings.value("reqcPlotDir").toString();
|
---|
| 688 | if (!dirName.isEmpty()) {
|
---|
| 689 | QByteArray ext = "_A.png";
|
---|
| 690 | graphWin->savePNG(dirName, ext);
|
---|
[4679] | 691 | }
|
---|
[4681] | 692 | }
|
---|
[4679] | 693 | }
|
---|
[4689] | 694 |
|
---|
| 695 | // Finish the report
|
---|
| 696 | ////////////////////////////////////////////////////////////////////////////
|
---|
[6271] | 697 | void t_reqcAnalyze::printReport() {
|
---|
[5368] | 698 |
|
---|
[4689] | 699 | if (!_log) {
|
---|
| 700 | return;
|
---|
| 701 | }
|
---|
| 702 |
|
---|
[6271] | 703 | *_log << "Marker name: " << _qcFile._markerName << endl
|
---|
| 704 | << "Receiver: " << _qcFile._receiverType << endl
|
---|
| 705 | << "Antenna: " << _qcFile._antennaName << endl
|
---|
| 706 | << "Start time: " << _qcFile._startTime.datestr().c_str() << ' '
|
---|
| 707 | << _qcFile._startTime.timestr().c_str() << endl
|
---|
| 708 | << "End time: " << _qcFile._endTime.datestr().c_str() << ' '
|
---|
| 709 | << _qcFile._endTime.timestr().c_str() << endl
|
---|
| 710 | << "Interval: " << _qcFile._interval << endl
|
---|
| 711 | << "# Sat.: " << _qcFile._qcSat.size() << endl;
|
---|
[4689] | 712 |
|
---|
[4701] | 713 | int numObs = 0;
|
---|
| 714 | int numSlipsFlagged = 0;
|
---|
| 715 | int numSlipsFound = 0;
|
---|
[6271] | 716 | QMapIterator<t_prn, t_qcSat> it(_qcFile._qcSat);
|
---|
[4693] | 717 | while (it.hasNext()) {
|
---|
| 718 | it.next();
|
---|
[6271] | 719 | const t_qcSat& qcSat = it.value();
|
---|
| 720 | numObs += qcSat._numObs;
|
---|
| 721 | numSlipsFlagged += qcSat._numSlipsFlagged;
|
---|
| 722 | numSlipsFound += qcSat._numSlipsFound;
|
---|
[4693] | 723 | }
|
---|
[4701] | 724 | *_log << "# Obs.: " << numObs << endl
|
---|
| 725 | << "# Slips (file): " << numSlipsFlagged << endl
|
---|
| 726 | << "# Slips (found): " << numSlipsFound << endl;
|
---|
[4693] | 727 |
|
---|
[4689] | 728 | _log->flush();
|
---|
| 729 | }
|
---|