source: ntrip/trunk/BNC/src/rinex/reqcanalyze.cpp@ 7908

Last change on this file since 7908 was 7907, checked in by stuerze, 9 years ago

possible obs added in rinex QC
File size: 34.2 KB
Line 
1// Part of BNC, a utility for retrieving decoding and
2// converting GNSS data streams from NTRIP broadcasters.
3//
4// Copyright (C) 2007
5// German Federal Agency for Cartography and Geodesy (BKG)
6// http://www.bkg.bund.de
7// Czech Technical University Prague, Department of Geodesy
8// http://www.fsv.cvut.cz
9//
10// Email: euref-ip@bkg.bund.de
11//
12// This program is free software; you can redistribute it and/or
13// modify it under the terms of the GNU General Public License
14// as published by the Free Software Foundation, version 2.
15//
16// This program is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU General Public License for more details.
20//
21// You should have received a copy of the GNU General Public License
22// along with this program; if not, write to the Free Software
23// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24
25/* -------------------------------------------------------------------------
26 * BKG NTRIP Client
27 * -------------------------------------------------------------------------
28 *
29 * Class: t_reqcAnalyze
30 *
31 * Purpose: Analyze RINEX Files
32 *
33 * Author: L. Mervart
34 *
35 * Created: 11-Apr-2012
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include <iostream>
42#include <iomanip>
43#include <qwt_plot_renderer.h>
44
45#include "reqcanalyze.h"
46#include "bnccore.h"
47#include "bncsettings.h"
48#include "reqcedit.h"
49#include "bncutils.h"
50#include "graphwin.h"
51#include "polarplot.h"
52#include "availplot.h"
53#include "eleplot.h"
54#include "dopplot.h"
55#include "bncephuser.h"
56
57using namespace std;
58
59// Constructor
60////////////////////////////////////////////////////////////////////////////
61t_reqcAnalyze::t_reqcAnalyze(QObject* parent) : QThread(parent) {
62
63 bncSettings settings;
64
65 _logFileName = settings.value("reqcOutLogFile").toString(); expandEnvVar(_logFileName);
66 _logFile = 0;
67 _log = 0;
68 _currEpo = 0;
69 _obsFileNames = settings.value("reqcObsFile").toString().split(",", QString::SkipEmptyParts);
70 _navFileNames = settings.value("reqcNavFile").toString().split(",", QString::SkipEmptyParts);
71 _reqcPlotSignals = settings.value("reqcSkyPlotSignals").toString();
72 _defaultSignalTypes << "G:1&2" << "R:1&2" << "J:1&2" << "E:1&5" << "S:1&5" << "C:2&7";
73 if (_reqcPlotSignals.isEmpty()) {
74 _reqcPlotSignals = _defaultSignalTypes.join(" ");
75 }
76 analyzePlotSignals(_signalTypes);
77
78 connect(this, SIGNAL(dspSkyPlot(const QString&, const QString&, QVector<t_polarPoint*>*,
79 const QString&, QVector<t_polarPoint*>*,
80 const QByteArray&, double)),
81 this, SLOT(slotDspSkyPlot(const QString&, const QString&, QVector<t_polarPoint*>*,
82 const QString&, QVector<t_polarPoint*>*,
83 const QByteArray&, double)));
84
85 connect(this, SIGNAL(dspAvailPlot(const QString&, const QByteArray&)),
86 this, SLOT(slotDspAvailPlot(const QString&, const QByteArray&)));
87}
88
89// Destructor
90////////////////////////////////////////////////////////////////////////////
91t_reqcAnalyze::~t_reqcAnalyze() {
92 for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
93 delete _rnxObsFiles[ii];
94 }
95 for (int ii = 0; ii < _ephs.size(); ii++) {
96 delete _ephs[ii];
97 }
98 delete _log; _log = 0;
99 delete _logFile; _logFile = 0;
100 if (BNC_CORE->mode() != t_bncCore::interactive) {
101 qApp->exit(0);
102 }
103}
104
105//
106////////////////////////////////////////////////////////////////////////////
107void t_reqcAnalyze::run() {
108
109 static const double QC_FORMAT_VERSION = 1.0;
110
111 // Open Log File
112 // -------------
113 if (!_logFileName.isEmpty()) {
114 _logFile = new QFile(_logFileName);
115 if (_logFile->open(QIODevice::WriteOnly | QIODevice::Text)) {
116 _log = new QTextStream();
117 _log->setDevice(_logFile);
118 }
119 }
120
121 if (_log) {
122 *_log << "QC Format Version : " << QString("%1").arg(QC_FORMAT_VERSION,3,'f',1) << endl << endl;
123 }
124
125 // Check Ephemerides
126 // -----------------
127 checkEphemerides();
128
129 // Initialize RINEX Observation Files
130 // ----------------------------------
131 t_reqcEdit::initRnxObsFiles(_obsFileNames, _rnxObsFiles, _log);
132
133 // Read Ephemerides
134 // ----------------
135 t_reqcEdit::readEphemerides(_navFileNames, _ephs);
136
137 // Loop over all RINEX Files
138 // -------------------------
139 for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
140 analyzeFile(_rnxObsFiles[ii]);
141 }
142
143 // Exit
144 // ----
145 emit finished();
146 deleteLater();
147}
148
149//
150////////////////////////////////////////////////////////////////////////////
151void t_reqcAnalyze::analyzePlotSignals(QMap<char, QVector<QString> >& signalTypes) {
152
153 QStringList signalsOpt = _reqcPlotSignals.split(" ", QString::SkipEmptyParts);
154
155 for (int ii = 0; ii < signalsOpt.size(); ii++) {
156 QStringList input = signalsOpt.at(ii).split(QRegExp("[:&]"), QString::SkipEmptyParts);
157 if (input.size() > 1 && input[0].length() == 1) {
158 char system = input[0].toAscii().constData()[0];
159 QStringList sysValid = _defaultSignalTypes.filter(QString(system));
160 QStringList defaultSignals = sysValid.at(0).split(QRegExp("[:&]"));
161 if (sysValid.isEmpty()) {continue;}
162 if (input[1][0].isDigit()) {
163 signalTypes[system].append(input[1]);
164 }
165 else {
166 signalTypes[system].append(defaultSignals[1]);
167 }
168 if (input.size() > 2) {
169 if (input[2][0].isDigit()) {
170 signalTypes[system].append(input[2]);
171 }
172 else {
173 signalTypes[system].append(defaultSignals[2]);
174 }
175 } else {
176 signalTypes[system].append(defaultSignals[2]);
177 if (signalTypes[system][0] == signalTypes[system][1]) {
178 signalTypes[system][0] = defaultSignals[1];
179 }
180 }
181 }
182 }
183}
184
185//
186////////////////////////////////////////////////////////////////////////////
187void t_reqcAnalyze::analyzeFile(t_rnxObsFile* obsFile) {
188
189 _qcFile.clear();
190
191 // A priori Coordinates
192 // --------------------
193 ColumnVector xyzSta = obsFile->xyz();
194
195 // Loop over all Epochs
196 // --------------------
197 try {
198 QMap<QString, bncTime> lastObsTime;
199 bool firstEpo = true;
200 while ( (_currEpo = obsFile->nextEpoch()) != 0) {
201 if (firstEpo) {
202 firstEpo = false;
203 _qcFile._startTime = _currEpo->tt;
204 _qcFile._antennaName = obsFile->antennaName();
205 _qcFile._markerName = obsFile->markerName();
206 _qcFile._receiverType = obsFile->receiverType();
207 _qcFile._interval = obsFile->interval();
208 }
209 _qcFile._endTime = _currEpo->tt;
210
211 t_qcEpo qcEpo;
212 qcEpo._epoTime = _currEpo->tt;
213 qcEpo._PDOP = cmpDOP(xyzSta);
214
215 // Loop over all satellites
216 // ------------------------
217 for (unsigned iObs = 0; iObs < _currEpo->rnxSat.size(); iObs++) {
218 const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iObs];
219 if (_signalTypes.find(rnxSat.prn.system()) == _signalTypes.end()) {
220 continue;
221 }
222 t_satObs satObs;
223 t_rnxObsFile::setObsFromRnx(obsFile, _currEpo, rnxSat, satObs);
224 t_qcSat& qcSat = qcEpo._qcSat[satObs._prn];
225 setQcObs(qcEpo._epoTime, xyzSta, satObs, lastObsTime, qcSat);
226 updateQcSat(qcSat, _qcFile._qcSatSum[satObs._prn]);
227 }
228 _qcFile._qcEpo.push_back(qcEpo);
229 }
230
231 analyzeMultipath();
232
233 preparePlotData(obsFile);
234
235 printReport(obsFile);
236 }
237 catch (QString str) {
238 if (_log) {
239 *_log << "Exception " << str << endl;
240 }
241 else {
242 qDebug() << str;
243 }
244 }
245}
246
247// Compute Dilution of Precision
248////////////////////////////////////////////////////////////////////////////
249double t_reqcAnalyze::cmpDOP(const ColumnVector& xyzSta) const {
250
251 if ( xyzSta.size() != 3 || (xyzSta[0] == 0.0 && xyzSta[1] == 0.0 && xyzSta[2] == 0.0) ) {
252 return 0.0;
253 }
254
255 unsigned nSat = _currEpo->rnxSat.size();
256
257 if (nSat < 4) {
258 return 0.0;
259 }
260
261 Matrix AA(nSat, 4);
262
263 unsigned nSatUsed = 0;
264 for (unsigned iSat = 0; iSat < nSat; iSat++) {
265
266 const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iSat];
267 const t_prn& prn = rnxSat.prn;
268
269 if (_signalTypes.find(prn.system()) == _signalTypes.end()) {
270 continue;
271 }
272
273 t_eph* eph = 0;
274 for (int ie = 0; ie < _ephs.size(); ie++) {
275 if (_ephs[ie]->prn() == prn) {
276 eph = _ephs[ie];
277 break;
278 }
279 }
280 if (eph) {
281 ColumnVector xSat(4);
282 ColumnVector vv(3);
283 if (eph->getCrd(_currEpo->tt, xSat, vv, false) == success) {
284 ++nSatUsed;
285 ColumnVector dx = xSat.Rows(1,3) - xyzSta;
286 double rho = dx.norm_Frobenius();
287 AA(nSatUsed,1) = dx(1) / rho;
288 AA(nSatUsed,2) = dx(2) / rho;
289 AA(nSatUsed,3) = dx(3) / rho;
290 AA(nSatUsed,4) = 1.0;
291 }
292 }
293 }
294
295 if (nSatUsed < 4) {
296 return 0.0;
297 }
298
299 AA = AA.Rows(1, nSatUsed);
300
301 SymmetricMatrix QQ;
302 QQ << AA.t() * AA;
303 QQ = QQ.i();
304
305 return sqrt(QQ.trace());
306}
307
308//
309////////////////////////////////////////////////////////////////////////////
310void t_reqcAnalyze::updateQcSat(const t_qcSat& qcSat, t_qcSatSum& qcSatSum) {
311
312 for (int ii = 0; ii < qcSat._qcFrq.size(); ii++) {
313 const t_qcFrq& qcFrq = qcSat._qcFrq[ii];
314 t_qcFrqSum& qcFrqSum = qcSatSum._qcFrqSum[qcFrq._rnxType2ch];
315 qcFrqSum._numObs += 1;
316 if (qcFrq._slip) {
317 qcFrqSum._numSlipsFlagged += 1;
318 }
319 if (qcFrq._gap) {
320 qcFrqSum._numGaps += 1;
321 }
322 if (qcFrq._SNR > 0.0) {
323 qcFrqSum._numSNR += 1;
324 qcFrqSum._sumSNR += qcFrq._SNR;
325 }
326 }
327}
328
329//
330////////////////////////////////////////////////////////////////////////////
331void t_reqcAnalyze::setQcObs(const bncTime& epoTime, const ColumnVector& xyzSta,
332 const t_satObs& satObs, QMap<QString, bncTime>& lastObsTime,
333 t_qcSat& qcSat) {
334
335 t_eph* eph = 0;
336 for (int ie = 0; ie < _ephs.size(); ie++) {
337 if (_ephs[ie]->prn().system() == satObs._prn.system() &&
338 _ephs[ie]->prn().number() == satObs._prn.number()) {
339 eph = _ephs[ie];
340 break;
341 }
342 }
343 if (eph) {
344 ColumnVector xc(4);
345 ColumnVector vv(3);
346 if ( xyzSta.size() == 3 && (xyzSta[0] != 0.0 || xyzSta[1] != 0.0 || xyzSta[2] != 0.0) &&
347 eph->getCrd(epoTime, xc, vv, false) == success) {
348 double rho, eleSat, azSat;
349 topos(xyzSta(1), xyzSta(2), xyzSta(3), xc(1), xc(2), xc(3), rho, eleSat, azSat);
350 qcSat._eleSet = true;
351 qcSat._azDeg = azSat * 180.0/M_PI;
352 qcSat._eleDeg = eleSat * 180.0/M_PI;
353 }
354 if (satObs._prn.system() == 'R') {
355 qcSat._slotSet = true;
356 qcSat._slotNum = eph->slotNum();
357 }
358 }
359
360 // Availability and Slip Flags
361 // ---------------------------
362 for (unsigned ii = 0; ii < satObs._obs.size(); ii++) {
363 const t_frqObs* frqObs = satObs._obs[ii];
364
365 qcSat._qcFrq.push_back(t_qcFrq());
366 t_qcFrq& qcFrq = qcSat._qcFrq.back();
367
368 qcFrq._rnxType2ch = QString(frqObs->_rnxType2ch.c_str());
369 qcFrq._SNR = frqObs->_snr;
370 qcFrq._slip = frqObs->_slip;
371 qcFrq._phaseValid = frqObs->_phaseValid;
372 qcFrq._codeValid = frqObs->_codeValid;
373 // Check Gaps
374 // ----------
375 QString key = QString(satObs._prn.toString().c_str()) + qcFrq._rnxType2ch;
376 if (lastObsTime[key].valid()) {
377 double dt = epoTime - lastObsTime[key];
378 if (dt > 1.5 * _qcFile._interval) {
379 qcFrq._gap = true;
380 }
381 }
382 lastObsTime[key] = epoTime;
383
384 // Compute the Multipath Linear Combination
385 // ----------------------------------------
386 if (frqObs->_codeValid) {
387 t_frequency::type fA = t_frequency::dummy;
388 t_frequency::type fB = t_frequency::dummy;
389 char sys = satObs._prn.system();
390 std::string frqType1, frqType2;
391 if (_signalTypes.find(sys) != _signalTypes.end()) {
392 frqType1.push_back(sys);
393 frqType1.push_back(_signalTypes[sys][0][0].toAscii());
394 frqType2.push_back(sys);
395 frqType2.push_back(_signalTypes[sys][1][0].toAscii());
396 if (frqObs->_rnxType2ch[0] == frqType1[1]) {
397 fA = t_frequency::toInt(frqType1);
398 fB = t_frequency::toInt(frqType2);
399 }
400 else if (frqObs->_rnxType2ch[0] == frqType2[1]) {
401 fA = t_frequency::toInt(frqType2);
402 fB = t_frequency::toInt(frqType1);
403 }
404 }
405 if (fA != t_frequency::dummy && fB != t_frequency::dummy) {
406 double f_a = t_CST::freq(fA, qcSat._slotNum);
407 double f_b = t_CST::freq(fB, qcSat._slotNum);
408 double C_a = frqObs->_code;
409
410 bool foundA = false;
411 double L_a = 0.0;
412 bool foundB = false;
413 double L_b = 0.0;
414 for (unsigned jj = 0; jj < satObs._obs.size(); jj++) {
415 const t_frqObs* frqObsHlp = satObs._obs[jj];
416 if (frqObsHlp->_rnxType2ch[0] == t_frequency::toString(fA)[1] &&
417 frqObsHlp->_phaseValid) {
418 foundA = true;
419 L_a = frqObsHlp->_phase * t_CST::c / f_a;
420 }
421 else if (frqObsHlp->_rnxType2ch[0] == t_frequency::toString(fB)[1] &&
422 frqObsHlp->_phaseValid) {
423 foundB = true;
424 L_b = frqObsHlp->_phase * t_CST::c / f_b;
425 }
426 }
427 if (foundA && foundB) {
428 qcFrq._setMP = true;
429 qcFrq._rawMP = C_a - L_a - 2.0*f_b*f_b/(f_a*f_a-f_b*f_b) * (L_a - L_b);
430 }
431 }
432 }
433 } // satObs loop
434}
435
436//
437////////////////////////////////////////////////////////////////////////////
438void t_reqcAnalyze::analyzeMultipath() {
439
440 const double SLIPTRESH = 10.0; // cycle-slip threshold (meters)
441 const double chunkStep = 600.0; // 10 minutes
442
443 // Loop over all satellites available
444 // ----------------------------------
445 QMutableMapIterator<t_prn, t_qcSatSum> itSat(_qcFile._qcSatSum);
446 while (itSat.hasNext()) {
447 itSat.next();
448 const t_prn& prn = itSat.key();
449 t_qcSatSum& qcSatSum = itSat.value();
450
451 // Loop over all frequencies available
452 // -----------------------------------
453 QMutableMapIterator<QString, t_qcFrqSum> itFrq(qcSatSum._qcFrqSum);
454 while (itFrq.hasNext()) {
455 itFrq.next();
456 const QString& frqType = itFrq.key();
457 t_qcFrqSum& qcFrqSum = itFrq.value();
458
459 // Loop over all Chunks of Data
460 // ----------------------------
461 for (bncTime chunkStart = _qcFile._startTime;
462 chunkStart < _qcFile._endTime; chunkStart += chunkStep) {
463
464 bncTime chunkEnd = chunkStart + chunkStep;
465
466 QVector<t_qcFrq*> frqVec;
467 QVector<double> MP;
468
469 // Loop over all Epochs within one Chunk of Data
470 // ---------------------------------------------
471 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
472 t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
473 if (chunkStart <= qcEpo._epoTime && qcEpo._epoTime < chunkEnd) {
474 if (qcEpo._qcSat.contains(prn)) {
475 t_qcSat& qcSat = qcEpo._qcSat[prn];
476 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
477 t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
478 if (qcFrq._rnxType2ch == frqType) {
479 frqVec << &qcFrq;
480 if (qcFrq._setMP) {
481 MP << qcFrq._rawMP;
482 }
483 }
484 }
485 }
486 }
487 }
488
489 // Compute the multipath mean and standard deviation
490 // -------------------------------------------------
491 if (MP.size() > 1) {
492 double meanMP = 0.0;
493 for (int ii = 0; ii < MP.size(); ii++) {
494 meanMP += MP[ii];
495 }
496 meanMP /= MP.size();
497
498 bool slipMP = false;
499
500 double stdMP = 0.0;
501 for (int ii = 0; ii < MP.size(); ii++) {
502 double diff = MP[ii] - meanMP;
503 if (fabs(diff) > SLIPTRESH) {
504 slipMP = true;
505 break;
506 }
507 stdMP += diff * diff;
508 }
509
510 if (slipMP) {
511 stdMP = 0.0;
512 stdMP = 0.0;
513 qcFrqSum._numSlipsFound += 1;
514 }
515 else {
516 stdMP = sqrt(stdMP / (MP.size()-1));
517 qcFrqSum._numMP += 1;
518 qcFrqSum._sumMP += stdMP;
519 }
520
521 for (int ii = 0; ii < frqVec.size(); ii++) {
522 t_qcFrq* qcFrq = frqVec[ii];
523 if (slipMP) {
524 qcFrq->_slip = true;
525 }
526 else {
527 qcFrq->_stdMP = stdMP;
528 }
529 }
530 }
531 } // chunk loop
532 } // frq loop
533 } // sat loop
534}
535
536//
537////////////////////////////////////////////////////////////////////////////
538void t_reqcAnalyze::preparePlotData(const t_rnxObsFile* obsFile) {
539
540 QString mp1Title = "Multipath\n";
541 QString mp2Title = "Multipath\n";
542 QString sn1Title = "Signal-to-Noise Ratio\n";
543 QString sn2Title = "Signal-to-Noise Ratio\n";
544
545 for(QMap<char, QVector<QString> >::iterator it = _signalTypes.begin();
546 it != _signalTypes.end(); it++) {
547 mp1Title += QString(it.key()) + ":" + it.value()[0] + " ";
548 sn1Title += QString(it.key()) + ":" + it.value()[0] + " ";
549 mp2Title += QString(it.key()) + ":" + it.value()[1] + " ";
550 sn2Title += QString(it.key()) + ":" + it.value()[1] + " ";
551 }
552
553 QVector<t_polarPoint*>* dataMP1 = new QVector<t_polarPoint*>;
554 QVector<t_polarPoint*>* dataMP2 = new QVector<t_polarPoint*>;
555 QVector<t_polarPoint*>* dataSNR1 = new QVector<t_polarPoint*>;
556 QVector<t_polarPoint*>* dataSNR2 = new QVector<t_polarPoint*>;
557
558 // Loop over all observations
559 // --------------------------
560 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
561 t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
562 QMapIterator<t_prn, t_qcSat> it(qcEpo._qcSat);
563 while (it.hasNext()) {
564 it.next();
565 const t_prn& prn = it.key();
566 const t_qcSat& qcSat = it.value();
567 if (qcSat._eleSet) {
568
569 QString frqType[2];
570
571 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
572 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
573
574 for (int ii = 0; ii < 2; ii++) {
575 if (frqType[ii].isEmpty()) {
576 QMapIterator<char, QVector<QString> > it(_signalTypes);
577 while (it.hasNext()) {
578 it.next();
579 if (it.key() == prn.system()) {
580 if (it.value()[ii] == qcFrq._rnxType2ch || it.value()[ii] == qcFrq._rnxType2ch.left(1)) {
581 frqType[ii] = qcFrq._rnxType2ch;
582 break;
583 }
584 }
585 }
586 }
587 }
588 if (qcFrq._rnxType2ch == frqType[0]) {
589 (*dataSNR1) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._SNR));
590 (*dataMP1) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._stdMP));
591 }
592 else if (qcFrq._rnxType2ch == frqType[1]) {
593 (*dataSNR2) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._SNR));
594 (*dataMP2) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._stdMP));
595 }
596 }
597 }
598 }
599 }
600
601 // Show the plots
602 // --------------
603 if (BNC_CORE->GUIenabled()) {
604 QFileInfo fileInfo(obsFile->fileName());
605 QByteArray title = fileInfo.fileName().toAscii();
606 emit dspSkyPlot(obsFile->fileName(), mp1Title, dataMP1, mp2Title, dataMP2, "Meters", 2.0);
607 emit dspSkyPlot(obsFile->fileName(), sn1Title, dataSNR1, sn2Title, dataSNR2, "dbHz", 54.0);
608 emit dspAvailPlot(obsFile->fileName(), title);
609 }
610 else {
611 for (int ii = 0; ii < dataMP1->size(); ii++) {
612 delete dataMP1->at(ii);
613 }
614 delete dataMP1;
615 for (int ii = 0; ii < dataMP2->size(); ii++) {
616 delete dataMP2->at(ii);
617 }
618 delete dataMP2;
619 for (int ii = 0; ii < dataSNR1->size(); ii++) {
620 delete dataSNR1->at(ii);
621 }
622 delete dataSNR1;
623 for (int ii = 0; ii < dataSNR2->size(); ii++) {
624 delete dataSNR2->at(ii);
625 }
626 delete dataSNR2;
627 }
628}
629
630//
631////////////////////////////////////////////////////////////////////////////
632void t_reqcAnalyze::slotDspSkyPlot(const QString& fileName, const QString& title1,
633 QVector<t_polarPoint*>* data1, const QString& title2,
634 QVector<t_polarPoint*>* data2, const QByteArray& scaleTitle,
635 double maxValue) {
636
637 if (BNC_CORE->GUIenabled()) {
638
639 if (maxValue == 0.0) {
640 if (data1) {
641 for (int ii = 0; ii < data1->size(); ii++) {
642 double val = data1->at(ii)->_value;
643 if (maxValue < val) {
644 maxValue = val;
645 }
646 }
647 }
648 if (data2) {
649 for (int ii = 0; ii < data2->size(); ii++) {
650 double val = data2->at(ii)->_value;
651 if (maxValue < val) {
652 maxValue = val;
653 }
654 }
655 }
656 }
657
658 QwtInterval scaleInterval(0.0, maxValue);
659
660 QVector<QWidget*> plots;
661 if (data1) {
662 QwtText title(title1);
663 QFont font = title.font(); font.setPointSize(font.pointSize()-1); title.setFont(font);
664 t_polarPlot* plot1 = new t_polarPlot(title, scaleInterval, BNC_CORE->mainWindow());
665 plot1->addCurve(data1);
666 plots << plot1;
667 }
668 if (data2) {
669 QwtText title(title2);
670 QFont font = title.font(); font.setPointSize(font.pointSize()-1); title.setFont(font);
671 t_polarPlot* plot2 = new t_polarPlot(title, scaleInterval, BNC_CORE->mainWindow());
672 plot2->addCurve(data2);
673 plots << plot2;
674 }
675
676 t_graphWin* graphWin = new t_graphWin(0, fileName, plots,
677 &scaleTitle, &scaleInterval);
678
679 graphWin->show();
680
681 bncSettings settings;
682 QString dirName = settings.value("reqcPlotDir").toString();
683 if (!dirName.isEmpty()) {
684 QByteArray ext = (scaleTitle == "Meters") ? "_M.png" : "_S.png";
685 graphWin->savePNG(dirName, ext);
686 }
687 }
688}
689
690//
691////////////////////////////////////////////////////////////////////////////
692void t_reqcAnalyze::slotDspAvailPlot(const QString& fileName, const QByteArray& title) {
693
694 t_plotData plotData;
695 QMap<t_prn, t_plotData> plotDataMap;
696
697 for (int ii = 0; ii < _qcFile._qcEpo.size(); ii++) {
698 const t_qcEpo& qcEpo = _qcFile._qcEpo[ii];
699 double mjdX24 = qcEpo._epoTime.mjddec() * 24.0;
700
701 plotData._mjdX24 << mjdX24;
702 plotData._PDOP << qcEpo._PDOP;
703 plotData._numSat << qcEpo._qcSat.size();
704
705 QMapIterator<t_prn, t_qcSat> it(qcEpo._qcSat);
706 while (it.hasNext()) {
707 it.next();
708 const t_prn& prn = it.key();
709 const t_qcSat& qcSat = it.value();
710
711 t_plotData& data = plotDataMap[prn];
712
713 if (qcSat._eleSet) {
714 data._mjdX24 << mjdX24;
715 data._eleDeg << qcSat._eleDeg;
716 }
717
718 char frqChar1 = _signalTypes[prn.system()][0][0].toAscii();
719 char frqChar2 = _signalTypes[prn.system()][1][0].toAscii();
720
721 QString frqType1;
722 QString frqType2;
723 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
724 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
725 if (qcFrq._rnxType2ch[0] == frqChar1 && frqType1.isEmpty()) {
726 frqType1 = qcFrq._rnxType2ch;
727 }
728 if (qcFrq._rnxType2ch[0] == frqChar2 && frqType2.isEmpty()) {
729 frqType2 = qcFrq._rnxType2ch;
730 }
731 if (qcFrq._rnxType2ch == frqType1) {
732 if (qcFrq._slip) {
733 data._L1slip << mjdX24;
734 }
735 else if (qcFrq._gap) {
736 data._L1gap << mjdX24;
737 }
738 else {
739 data._L1ok << mjdX24;
740 }
741 }
742 else if (qcFrq._rnxType2ch == frqType2) {
743 if (qcFrq._slip) {
744 data._L2slip << mjdX24;
745 }
746 else if (qcFrq._gap) {
747 data._L2gap << mjdX24;
748 }
749 else {
750 data._L2ok << mjdX24;
751 }
752 }
753 }
754 }
755 }
756
757 if (BNC_CORE->GUIenabled()) {
758 t_availPlot* plotA = new t_availPlot(0, plotDataMap);
759 plotA->setTitle(title);
760
761 t_elePlot* plotZ = new t_elePlot(0, plotDataMap);
762
763 t_dopPlot* plotD = new t_dopPlot(0, plotData);
764
765 QVector<QWidget*> plots;
766 plots << plotA << plotZ << plotD;
767 t_graphWin* graphWin = new t_graphWin(0, fileName, plots, 0, 0);
768
769 int ww = QFontMetrics(graphWin->font()).width('w');
770 graphWin->setMinimumSize(120*ww, 40*ww);
771
772 graphWin->show();
773
774 bncSettings settings;
775 QString dirName = settings.value("reqcPlotDir").toString();
776 if (!dirName.isEmpty()) {
777 QByteArray ext = "_A.png";
778 graphWin->savePNG(dirName, ext);
779 }
780 }
781}
782
783// Finish the report
784////////////////////////////////////////////////////////////////////////////
785void t_reqcAnalyze::printReport(const t_rnxObsFile* obsFile) {
786
787 if (!_log) {
788 return;
789 }
790
791 QFileInfo obsFi(obsFile->fileName());
792 QString obsFileName = obsFi.fileName();
793
794 // Summary
795 // -------
796 *_log << "Observation File : " << obsFileName << endl
797 << "RINEX Version : " << QString("%1").arg(obsFile->version(),4,'f',2) << endl
798 << "Marker Name : " << _qcFile._markerName << endl
799 << "Marker Number : " << obsFile->markerNumber() << endl
800 << "Receiver : " << _qcFile._receiverType << endl
801 << "Antenna : " << _qcFile._antennaName << endl
802 << "Position XYZ : " << QString("%1 %2 %3").arg(obsFile->xyz()(1), 14, 'f', 4)
803 .arg(obsFile->xyz()(2), 14, 'f', 4)
804 .arg(obsFile->xyz()(3), 14, 'f', 4) << endl
805 << "Antenna dH/dE/dN : " << QString("%1 %2 %3").arg(obsFile->antNEU()(3), 8, 'f', 4)
806 .arg(obsFile->antNEU()(2), 8, 'f', 4)
807 .arg(obsFile->antNEU()(1), 8, 'f', 4) << endl
808 << "Start Time : " << _qcFile._startTime.datestr().c_str() << ' '
809 << _qcFile._startTime.timestr(1,'.').c_str() << endl
810 << "End Time : " << _qcFile._endTime.datestr().c_str() << ' '
811 << _qcFile._endTime.timestr(1,'.').c_str() << endl
812 << "Interval : " << _qcFile._interval << endl;
813
814 int numPossibleObs = int((_qcFile._endTime - _qcFile._startTime + _qcFile._interval)/_qcFile._interval);
815
816 // Number of systems
817 // -----------------
818 QMap<QChar, QVector<const t_qcSatSum*> > systemMap;
819 QMapIterator<t_prn, t_qcSatSum> itSat(_qcFile._qcSatSum);
820 while (itSat.hasNext()) {
821 itSat.next();
822 const t_prn& prn = itSat.key();
823 const t_qcSatSum& qcSatSum = itSat.value();
824 systemMap[prn.system()].push_back(&qcSatSum);
825 }
826 *_log << "Navigation Systems : " << systemMap.size() << " ";
827
828 QMapIterator<QChar, QVector<const t_qcSatSum*> > itSys(systemMap);
829 while (itSys.hasNext()) {
830 itSys.next();
831 *_log << ' ' << itSys.key();
832 }
833 *_log << endl;
834
835 // Observation types per system
836 // -----------------------------
837 for (int iSys = 0; iSys < obsFile->numSys(); iSys++) {
838 char sys = obsFile->system(iSys);
839 if (sys != ' ') {
840 *_log << "Observation Types " << sys << ":";
841 for (int iType = 0; iType < obsFile->nTypes(sys); iType++) {
842 QString type = obsFile->obsType(sys, iType);
843 *_log << " " << type;
844 }
845 *_log << endl;
846 }
847 }
848
849 itSys.toFront();
850 while (itSys.hasNext()) {
851 itSys.next();
852 const QChar& sys = itSys.key();
853 const QVector<const t_qcSatSum*>& qcSatVec = itSys.value();
854 QString prefixSys = QString(" ") + sys + QString(": ");
855 QMap<QString, QVector<const t_qcFrqSum*> > frqMap;
856 for (int ii = 0; ii < qcSatVec.size(); ii++) {
857 const t_qcSatSum* qcSatSum = qcSatVec[ii];
858 QMapIterator<QString, t_qcFrqSum> itFrq(qcSatSum->_qcFrqSum);
859 while (itFrq.hasNext()) {
860 itFrq.next();
861 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
862 const t_qcFrqSum& qcFrqSum = itFrq.value();
863 frqMap[frqType].push_back(&qcFrqSum);
864 }
865 }
866 *_log << endl
867 << prefixSys << "Satellites: " << qcSatVec.size() << endl
868 << prefixSys << "Signals : " << frqMap.size() << " ";
869 QMapIterator<QString, QVector<const t_qcFrqSum*> > itFrq(frqMap);
870 while (itFrq.hasNext()) {
871 itFrq.next();
872 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
873 *_log << ' ' << frqType;
874 }
875 *_log << endl;
876 QString prefixSys2 = " " + prefixSys;
877 itFrq.toFront();
878 while (itFrq.hasNext()) {
879 itFrq.next();
880 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
881 const QVector<const t_qcFrqSum*> qcFrqVec = itFrq.value();
882 QString prefixFrq = QString(" ") + frqType + QString(": ");
883
884 int numObs = 0;
885 int numSlipsFlagged = 0;
886 int numSlipsFound = 0;
887 int numGaps = 0;
888 int numSNR = 0;
889 int numMP = 0;
890 double sumSNR = 0.0;
891 double sumMP = 0.0;
892 for (int ii = 0; ii < qcFrqVec.size(); ii++) {
893 const t_qcFrqSum* qcFrqSum = qcFrqVec[ii];
894 numObs += qcFrqSum->_numObs ;
895 numSlipsFlagged += qcFrqSum->_numSlipsFlagged;
896 numSlipsFound += qcFrqSum->_numSlipsFound ;
897 numGaps += qcFrqSum->_numGaps ;
898 numSNR += qcFrqSum->_numSNR;
899 numMP += qcFrqSum->_numMP;
900 sumSNR += qcFrqSum->_sumSNR;
901 sumMP += qcFrqSum->_sumMP;
902 }
903 if (numSNR > 0) {
904 sumSNR /= numSNR;
905 }
906 if (numMP > 0) {
907 sumMP /= numMP;
908 }
909 double ratio = double(numObs) / ((double(numPossibleObs) * double(qcSatVec.size())));
910 *_log << endl
911 << prefixSys2 << prefixFrq << "Observations : "
912 << QString("%1 (%2) %3 \%\n").arg(numObs, 6).arg(numPossibleObs*qcSatVec.size(), 8).arg(ratio*100.0, 8, 'f', 2)
913 << prefixSys2 << prefixFrq << "Slips (file+found): " << QString("%1 +").arg(numSlipsFlagged, 8)
914 << QString("%1\n").arg(numSlipsFound, 8)
915 << prefixSys2 << prefixFrq << "Gaps : " << QString("%1\n").arg(numGaps, 8)
916 << prefixSys2 << prefixFrq << "Mean SNR : " << QString("%1\n").arg(sumSNR, 8, 'f', 1)
917 << prefixSys2 << prefixFrq << "Mean Multipath : " << QString("%1\n").arg(sumMP, 8, 'f', 2);
918 }
919 }
920
921 // Epoch-Specific Output
922 // ---------------------
923 bncSettings settings;
924 if (Qt::CheckState(settings.value("reqcLogSummaryOnly").toInt()) == Qt::Checked) {
925 return;
926 }
927 *_log << endl;
928 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
929 const t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
930
931 unsigned year, month, day, hour, min;
932 double sec;
933 qcEpo._epoTime.civil_date(year, month, day);
934 qcEpo._epoTime.civil_time(hour, min, sec);
935
936 QString dateStr;
937 QTextStream(&dateStr) << QString("> %1 %2 %3 %4 %5%6")
938 .arg(year, 4)
939 .arg(month, 2, 10, QChar('0'))
940 .arg(day, 2, 10, QChar('0'))
941 .arg(hour, 2, 10, QChar('0'))
942 .arg(min, 2, 10, QChar('0'))
943 .arg(sec, 11, 'f', 7);
944
945 *_log << dateStr << QString(" %1").arg(qcEpo._qcSat.size(), 2)
946 << QString(" %1").arg(qcEpo._PDOP, 4, 'f', 1)
947 << endl;
948
949 QMapIterator<t_prn, t_qcSat> itSat(qcEpo._qcSat);
950 while (itSat.hasNext()) {
951 itSat.next();
952 const t_prn& prn = itSat.key();
953 const t_qcSat& qcSat = itSat.value();
954
955 *_log << prn.toString().c_str()
956 << QString(" %1 %2").arg(qcSat._eleDeg, 6, 'f', 2).arg(qcSat._azDeg, 7, 'f', 2);
957
958 int numObsTypes = 0;
959 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
960 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
961 if (qcFrq._phaseValid) {
962 numObsTypes += 1;
963 }
964 if (qcFrq._codeValid) {
965 numObsTypes += 1;
966 }
967 }
968 *_log << QString(" %1").arg(numObsTypes, 2);
969
970 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
971 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
972 if (qcFrq._phaseValid) {
973 *_log << " L" << qcFrq._rnxType2ch << ' ';
974 if (qcFrq._slip) {
975 *_log << 's';
976 }
977 else {
978 *_log << '.';
979 }
980 if (qcFrq._gap) {
981 *_log << 'g';
982 }
983 else {
984 *_log << '.';
985 }
986 *_log << QString(" %1").arg(qcFrq._SNR, 4, 'f', 1);
987 }
988 if (qcFrq._codeValid) {
989 *_log << " C" << qcFrq._rnxType2ch << ' ';
990 if (qcFrq._gap) {
991 *_log << " g";
992 }
993 else {
994 *_log << " .";
995 }
996 *_log << QString(" %1").arg(qcFrq._stdMP, 3, 'f', 2);
997 }
998 }
999 *_log << endl;
1000 }
1001 }
1002 _log->flush();
1003}
1004
1005//
1006////////////////////////////////////////////////////////////////////////////
1007void t_reqcAnalyze::checkEphemerides() {
1008
1009 QString navFileName;
1010 QStringListIterator namIt(_navFileNames);
1011 bool firstName = true;
1012 while (namIt.hasNext()) {
1013 QFileInfo navFi(namIt.next());
1014 if (firstName) {
1015 firstName = false;
1016 navFileName += navFi.fileName();
1017 }
1018 else {
1019 navFileName += ", " + navFi.fileName();
1020 }
1021 }
1022 if (_log) {
1023 *_log << "Navigation File(s) : " << navFileName << endl;
1024 }
1025 QStringListIterator it(_navFileNames);
1026 while (it.hasNext()) {
1027 const QString& fileName = it.next();
1028 unsigned numOK = 0;
1029 unsigned numBad = 0;
1030 bncEphUser ephUser(false);
1031 t_rnxNavFile rnxNavFile(fileName, t_rnxNavFile::input);
1032 for (unsigned ii = 0; ii < rnxNavFile.ephs().size(); ii++) {
1033 t_eph* eph = rnxNavFile.ephs()[ii];
1034 ephUser.putNewEph(eph, true);
1035 if (eph->checkState() == t_eph::bad) {
1036 ++numBad;
1037 }
1038 else {
1039 ++numOK;
1040 }
1041 }
1042 if (_log) {
1043 *_log << "Ephemeris : " << numOK << " OK " << numBad << " BAD" << endl;
1044 }
1045 if (numBad > 0) {
1046 for (unsigned ii = 0; ii < rnxNavFile.ephs().size(); ii++) {
1047 t_eph* eph = rnxNavFile.ephs()[ii];
1048 if (eph->checkState() == t_eph::bad) {
1049 QFileInfo navFi(fileName);
1050 if (_log) {
1051 *_log << " Bad Ephemeris : " << navFi.fileName() << ' '
1052 << eph->toString(3.0).left(24) << endl;
1053 }
1054 }
1055 }
1056 }
1057 }
1058 if (_log) {
1059 *_log << endl;
1060 }
1061}
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