source: ntrip/trunk/BNC/src/rinex/reqcanalyze.cpp@ 6398

Last change on this file since 6398 was 6398, checked in by mervart, 9 years ago
File size: 31.9 KB
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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
56using namespace std;
57
58// Constructor
59////////////////////////////////////////////////////////////////////////////
60t_reqcAnalyze::t_reqcAnalyze(QObject* parent) : QThread(parent) {
61
62 bncSettings settings;
63
64 _logFileName = settings.value("reqcOutLogFile").toString(); expandEnvVar(_logFileName);
65 _logFile = 0;
66 _log = 0;
67 _currEpo = 0;
68 _obsFileNames = settings.value("reqcObsFile").toString().split(",", QString::SkipEmptyParts);
69 _navFileNames = settings.value("reqcNavFile").toString().split(",", QString::SkipEmptyParts);
70
71 connect(this, SIGNAL(dspSkyPlot(const QString&, const QString&, QVector<t_polarPoint*>*,
72 const QString&, QVector<t_polarPoint*>*,
73 const QByteArray&, double)),
74 this, SLOT(slotDspSkyPlot(const QString&, const QString&, QVector<t_polarPoint*>*,
75 const QString&, QVector<t_polarPoint*>*,
76 const QByteArray&, double)));
77
78 connect(this, SIGNAL(dspAvailPlot(const QString&, const QByteArray&)),
79 this, SLOT(slotDspAvailPlot(const QString&, const QByteArray&)));
80}
81
82// Destructor
83////////////////////////////////////////////////////////////////////////////
84t_reqcAnalyze::~t_reqcAnalyze() {
85 for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
86 delete _rnxObsFiles[ii];
87 }
88 for (int ii = 0; ii < _ephs.size(); ii++) {
89 delete _ephs[ii];
90 }
91 delete _log; _log = 0;
92 delete _logFile; _logFile = 0;
93 if (BNC_CORE->mode() != t_bncCore::interactive) {
94 qApp->exit(0);
95 }
96}
97
98//
99////////////////////////////////////////////////////////////////////////////
100void t_reqcAnalyze::run() {
101
102 // Open Log File
103 // -------------
104 _logFile = new QFile(_logFileName);
105 if (_logFile->open(QIODevice::WriteOnly | QIODevice::Text)) {
106 _log = new QTextStream();
107 _log->setDevice(_logFile);
108 }
109
110 // Initialize RINEX Observation Files
111 // ----------------------------------
112 t_reqcEdit::initRnxObsFiles(_obsFileNames, _rnxObsFiles, _log);
113
114 // Read Ephemerides
115 // ----------------
116 t_reqcEdit::readEphemerides(_navFileNames, _ephs);
117
118 // Loop over all RINEX Files
119 // -------------------------
120 for (int ii = 0; ii < _rnxObsFiles.size(); ii++) {
121 analyzeFile(_rnxObsFiles[ii]);
122 }
123
124 // Exit
125 // ----
126 emit finished();
127 deleteLater();
128}
129
130//
131////////////////////////////////////////////////////////////////////////////
132void t_reqcAnalyze::analyzeFile(t_rnxObsFile* obsFile) {
133
134 _qcFile.clear();
135
136 // A priori Coordinates
137 // --------------------
138 ColumnVector xyzSta = obsFile->xyz();
139
140 // Loop over all Epochs
141 // --------------------
142 try {
143 QMap<QString, bncTime> lastObsTime;
144 bool firstEpo = true;
145 while ( (_currEpo = obsFile->nextEpoch()) != 0) {
146 if (firstEpo) {
147 firstEpo = false;
148 _qcFile._startTime = _currEpo->tt;
149 _qcFile._antennaName = obsFile->antennaName();
150 _qcFile._markerName = obsFile->markerName();
151 _qcFile._receiverType = obsFile->receiverType();
152 _qcFile._interval = obsFile->interval();
153 }
154 _qcFile._endTime = _currEpo->tt;
155
156 t_qcEpo qcEpo;
157 qcEpo._epoTime = _currEpo->tt;
158 qcEpo._PDOP = cmpDOP(xyzSta);
159
160 // Loop over all satellites
161 // ------------------------
162 for (unsigned iObs = 0; iObs < _currEpo->rnxSat.size(); iObs++) {
163 const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iObs];
164 t_satObs satObs;
165 t_rnxObsFile::setObsFromRnx(obsFile, _currEpo, rnxSat, satObs);
166 t_qcSat& qcSat = qcEpo._qcSat[satObs._prn];
167 setQcObs(qcEpo._epoTime, xyzSta, satObs, lastObsTime, qcSat);
168 updateQcSat(qcSat, _qcFile._qcSatSum[satObs._prn]);
169 }
170 _qcFile._qcEpo.push_back(qcEpo);
171 }
172
173 analyzeMultipath();
174
175 preparePlotData(obsFile);
176
177 printReport(obsFile);
178 }
179 catch (QString str) {
180 if (_log) {
181 *_log << "Exception " << str << endl;
182 }
183 else {
184 qDebug() << str;
185 }
186 }
187}
188
189// Compute Dilution of Precision
190////////////////////////////////////////////////////////////////////////////
191double t_reqcAnalyze::cmpDOP(const ColumnVector& xyzSta) const {
192
193 if ( xyzSta.size() != 3 || (xyzSta[0] == 0.0 && xyzSta[1] == 0.0 && xyzSta[2] == 0.0) ) {
194 return 0.0;
195 }
196
197 unsigned nSat = _currEpo->rnxSat.size();
198
199 if (nSat < 4) {
200 return 0.0;
201 }
202
203 Matrix AA(nSat, 4);
204
205 unsigned nSatUsed = 0;
206 for (unsigned iSat = 0; iSat < nSat; iSat++) {
207
208 const t_rnxObsFile::t_rnxSat& rnxSat = _currEpo->rnxSat[iSat];
209 const t_prn& prn = rnxSat.prn;
210
211 t_eph* eph = 0;
212 for (int ie = 0; ie < _ephs.size(); ie++) {
213 if (_ephs[ie]->prn() == prn) {
214 eph = _ephs[ie];
215 break;
216 }
217 }
218 if (eph) {
219 ColumnVector xSat(4);
220 ColumnVector vv(3);
221 if (eph->getCrd(_currEpo->tt, xSat, vv, false) == success) {
222 ++nSatUsed;
223 ColumnVector dx = xSat.Rows(1,3) - xyzSta;
224 double rho = dx.norm_Frobenius();
225 AA(nSatUsed,1) = dx(1) / rho;
226 AA(nSatUsed,2) = dx(2) / rho;
227 AA(nSatUsed,3) = dx(3) / rho;
228 AA(nSatUsed,4) = 1.0;
229 }
230 }
231 }
232
233 if (nSatUsed < 4) {
234 return 0.0;
235 }
236
237 AA = AA.Rows(1, nSatUsed);
238
239 SymmetricMatrix QQ;
240 QQ << AA.t() * AA;
241 QQ = QQ.i();
242
243 return sqrt(QQ.trace());
244}
245
246//
247////////////////////////////////////////////////////////////////////////////
248void t_reqcAnalyze::updateQcSat(const t_qcSat& qcSat, t_qcSatSum& qcSatSum) {
249
250 for (int ii = 0; ii < qcSat._qcFrq.size(); ii++) {
251 const t_qcFrq& qcFrq = qcSat._qcFrq[ii];
252 t_qcFrqSum& qcFrqSum = qcSatSum._qcFrqSum[qcFrq._rnxType2ch];
253 qcFrqSum._numObs += 1;
254 if (qcFrq._slip) {
255 qcFrqSum._numSlipsFlagged += 1;
256 }
257 if (qcFrq._gap) {
258 qcFrqSum._numGaps += 1;
259 }
260 if (qcFrq._SNR > 0.0) {
261 qcFrqSum._numSNR += 1;
262 qcFrqSum._sumSNR += qcFrq._SNR;
263 }
264 }
265}
266
267//
268////////////////////////////////////////////////////////////////////////////
269void t_reqcAnalyze::setQcObs(const bncTime& epoTime, const ColumnVector& xyzSta,
270 const t_satObs& satObs, QMap<QString, bncTime>& lastObsTime,
271 t_qcSat& qcSat) {
272
273 t_eph* eph = 0;
274 for (int ie = 0; ie < _ephs.size(); ie++) {
275 if (_ephs[ie]->prn() == satObs._prn) {
276 eph = _ephs[ie];
277 break;
278 }
279 }
280 if (eph) {
281 ColumnVector xc(4);
282 ColumnVector vv(3);
283 if ( xyzSta.size() == 3 && (xyzSta[0] != 0.0 || xyzSta[1] != 0.0 || xyzSta[2] != 0.0) &&
284 eph->getCrd(epoTime, xc, vv, false) == success) {
285 double rho, eleSat, azSat;
286 topos(xyzSta(1), xyzSta(2), xyzSta(3), xc(1), xc(2), xc(3), rho, eleSat, azSat);
287 qcSat._eleSet = true;
288 qcSat._azDeg = azSat * 180.0/M_PI;
289 qcSat._eleDeg = eleSat * 180.0/M_PI;
290 }
291 if (satObs._prn.system() == 'R') {
292 qcSat._slotSet = true;
293 qcSat._slotNum = eph->slotNum();
294 }
295 }
296
297 // Availability and Slip Flags
298 // ---------------------------
299 for (unsigned ii = 0; ii < satObs._obs.size(); ii++) {
300 const t_frqObs* frqObs = satObs._obs[ii];
301
302 qcSat._qcFrq.push_back(t_qcFrq());
303 t_qcFrq& qcFrq = qcSat._qcFrq.back();
304
305 qcFrq._rnxType2ch = QString(frqObs->_rnxType2ch.c_str());
306 qcFrq._SNR = frqObs->_snr;
307 qcFrq._slip = frqObs->_slip;
308 qcFrq._phaseValid = frqObs->_phaseValid;
309 qcFrq._codeValid = frqObs->_codeValid;
310 // Check Gaps
311 // ----------
312 QString key = QString(satObs._prn.toString().c_str()) + qcFrq._rnxType2ch;
313 if (lastObsTime[key].valid()) {
314 double dt = epoTime - lastObsTime[key];
315 if (dt > 1.5 * _qcFile._interval) {
316 qcFrq._gap = true;
317 }
318 }
319 lastObsTime[key] = epoTime;
320
321 // Compute the Multipath Linear Combination
322 // ----------------------------------------
323 if (frqObs->_codeValid) {
324 t_frequency::type fA;
325 t_frequency::type fB;
326 if (satObs._prn.system() == 'G') {
327 if (frqObs->_rnxType2ch[0] == '1') {
328 fA = t_frequency::G1;
329 fB = t_frequency::G2;
330 }
331 else if (frqObs->_rnxType2ch[0] == '2') {
332 fA = t_frequency::G2;
333 fB = t_frequency::G1;
334 }
335 }
336 else if (satObs._prn.system() == 'R') {
337 if (frqObs->_rnxType2ch[0] == '1') {
338 fA = t_frequency::R1;
339 fB = t_frequency::R2;
340 }
341 else if (frqObs->_rnxType2ch[0] == '2') {
342 fA = t_frequency::R2;
343 fB = t_frequency::R1;
344 }
345 }
346 else if (satObs._prn.system() == 'E') {
347 if (frqObs->_rnxType2ch[0] == '1') {
348 fA = t_frequency::E1;
349 fB = t_frequency::E5;
350 }
351 else if (frqObs->_rnxType2ch[0] == '5') {
352 fA = t_frequency::E5;
353 fB = t_frequency::E1;
354 }
355 }
356 else if (satObs._prn.system() == 'J') {
357 if (frqObs->_rnxType2ch[0] == '1') {
358 fA = t_frequency::J1;
359 fB = t_frequency::J2;
360 }
361 else if (frqObs->_rnxType2ch[0] == '2') {
362 fA = t_frequency::J2;
363 fB = t_frequency::J1;
364 }
365 }
366 else if (satObs._prn.system() == 'S') {
367 if (frqObs->_rnxType2ch[0] == '1') {
368 fA = t_frequency::S1;
369 fB = t_frequency::S5;
370 }
371 else if (frqObs->_rnxType2ch[0] == '5') {
372 fA = t_frequency::S5;
373 fB = t_frequency::S1;
374 }
375 }
376 else if (satObs._prn.system() == 'C') {
377 if (frqObs->_rnxType2ch[0] == '1') {
378 fA = t_frequency::C1;
379 fB = t_frequency::C7;
380 }
381 else if (frqObs->_rnxType2ch[0] == '7') {
382 fA = t_frequency::C7;
383 fB = t_frequency::C1;
384 }
385 }
386 if (fA != t_frequency::dummy && fB != t_frequency::dummy) {
387 double f_a = t_CST::freq(fA, qcSat._slotNum);
388 double f_b = t_CST::freq(fB, qcSat._slotNum);
389 double C_a = frqObs->_code;
390
391 bool foundA = false;
392 double L_a = 0.0;
393 bool foundB = false;
394 double L_b = 0.0;
395 for (unsigned jj = 0; jj < satObs._obs.size(); jj++) {
396 const t_frqObs* frqObsHlp = satObs._obs[jj];
397 if (frqObsHlp->_rnxType2ch[0] == t_frequency::toString(fA)[1] &&
398 frqObsHlp->_phaseValid) {
399 foundA = true;
400 L_a = frqObsHlp->_phase * t_CST::c / f_a;
401 }
402 else if (frqObsHlp->_rnxType2ch[0] == t_frequency::toString(fB)[1] &&
403 frqObsHlp->_phaseValid) {
404 foundB = true;
405 L_b = frqObsHlp->_phase * t_CST::c / f_b;
406 }
407 }
408 if (foundA && foundB) {
409 qcFrq._setMP = true;
410 qcFrq._rawMP = C_a - L_a - 2.0*f_b*f_b/(f_a*f_a-f_b*f_b) * (L_a - L_b);
411 }
412 }
413 }
414 } // satObs loop
415}
416
417//
418////////////////////////////////////////////////////////////////////////////
419void t_reqcAnalyze::analyzeMultipath() {
420
421 const double SLIPTRESH = 10.0; // cycle-slip threshold (meters)
422 const double chunkStep = 600.0; // 10 minutes
423
424 // Loop over all satellites available
425 // ----------------------------------
426 QMutableMapIterator<t_prn, t_qcSatSum> itSat(_qcFile._qcSatSum);
427 while (itSat.hasNext()) {
428 itSat.next();
429 const t_prn& prn = itSat.key();
430 t_qcSatSum& qcSatSum = itSat.value();
431
432 // Loop over all frequencies available
433 // -----------------------------------
434 QMutableMapIterator<QString, t_qcFrqSum> itFrq(qcSatSum._qcFrqSum);
435 while (itFrq.hasNext()) {
436 itFrq.next();
437 const QString& frqType = itFrq.key();
438 t_qcFrqSum& qcFrqSum = itFrq.value();
439
440 // Loop over all Chunks of Data
441 // ----------------------------
442 for (bncTime chunkStart = _qcFile._startTime;
443 chunkStart < _qcFile._endTime; chunkStart += chunkStep) {
444
445 bncTime chunkEnd = chunkStart + chunkStep;
446
447 QVector<t_qcFrq*> frqVec;
448 QVector<double> MP;
449
450 // Loop over all Epochs within one Chunk of Data
451 // ---------------------------------------------
452 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
453 t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
454 if (chunkStart <= qcEpo._epoTime && qcEpo._epoTime < chunkEnd) {
455 if (qcEpo._qcSat.contains(prn)) {
456 t_qcSat& qcSat = qcEpo._qcSat[prn];
457 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
458 t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
459 if (qcFrq._rnxType2ch == frqType) {
460 frqVec << &qcFrq;
461 if (qcFrq._setMP) {
462 MP << qcFrq._rawMP;
463 }
464 }
465 }
466 }
467 }
468 }
469
470 // Compute the multipath mean and standard deviation
471 // -------------------------------------------------
472 if (MP.size() > 1) {
473 double meanMP = 0.0;
474 for (int ii = 0; ii < MP.size(); ii++) {
475 meanMP += MP[ii];
476 }
477 meanMP /= MP.size();
478
479 bool slipMP = false;
480
481 double stdMP = 0.0;
482 for (int ii = 0; ii < MP.size(); ii++) {
483 double diff = MP[ii] - meanMP;
484 if (fabs(diff) > SLIPTRESH) {
485 slipMP = true;
486 break;
487 }
488 stdMP += diff * diff;
489 }
490
491 if (slipMP) {
492 stdMP = 0.0;
493 stdMP = 0.0;
494 qcFrqSum._numSlipsFound += 1;
495 }
496 else {
497 stdMP = sqrt(stdMP / (MP.size()-1));
498 qcFrqSum._numMP += 1;
499 qcFrqSum._sumMP += stdMP;
500 }
501
502 for (int ii = 0; ii < frqVec.size(); ii++) {
503 t_qcFrq* qcFrq = frqVec[ii];
504 if (slipMP) {
505 qcFrq->_slip = true;
506 }
507 else {
508 qcFrq->_stdMP = stdMP;
509 }
510 }
511 }
512 } // chunk loop
513 } // frq loop
514 } // sat loop
515}
516
517//
518////////////////////////////////////////////////////////////////////////////
519void t_reqcAnalyze::preparePlotData(const t_rnxObsFile* obsFile) {
520
521 bncSettings settings;
522 QString reqSkyPlotSystems = settings.value("reqcSkyPlotSystems").toString();
523 bool plotGPS = false;
524 bool plotGlo = false;
525 bool plotGal = false;
526 bool plotQZSS = false;
527 bool plotSBAS = false;
528 bool plotBDS = false;
529 QString mp1Title = reqSkyPlotSystems + ": MP";
530 QString mp2Title = reqSkyPlotSystems + ": MP";
531 QString snr1Title = reqSkyPlotSystems + ": SNR";
532 QString snr2Title = reqSkyPlotSystems + ": SNR";
533 char freq1 = '1';
534 char freq2 = '2';
535 if (reqSkyPlotSystems == "GPS") {
536 plotGPS = true;
537 }
538 else if (reqSkyPlotSystems == "GLONASS") {
539 plotGlo = true;
540 }
541 else if (reqSkyPlotSystems == "Galileo") {
542 plotGal = true;
543 freq2 = '5';
544 }
545 else if (reqSkyPlotSystems == "QZSS") {
546 plotQZSS = true;
547 }
548 else if (reqSkyPlotSystems == "SBAS") {
549 plotSBAS = true;
550 freq2 = '5';
551 }
552 else if (reqSkyPlotSystems == "BDS") {
553 plotBDS = true;
554 freq2 = '7';
555 }
556 else if (reqSkyPlotSystems == "ALL") {
557 plotGPS = true;
558 plotGlo = true;
559 plotGal = true;
560 plotQZSS = true;
561 plotSBAS = true;
562 plotBDS = true;
563 }
564 else {
565 return;
566 }
567 mp1Title += freq1;
568 mp2Title += freq2;
569 snr1Title += freq1;
570 snr2Title += freq2;
571
572 QVector<t_polarPoint*>* dataMP1 = new QVector<t_polarPoint*>;
573 QVector<t_polarPoint*>* dataMP2 = new QVector<t_polarPoint*>;
574 QVector<t_polarPoint*>* dataSNR1 = new QVector<t_polarPoint*>;
575 QVector<t_polarPoint*>* dataSNR2 = new QVector<t_polarPoint*>;
576
577 // Loop over all observations
578 // --------------------------
579 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
580 t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
581 QMapIterator<t_prn, t_qcSat> it(qcEpo._qcSat);
582 while (it.hasNext()) {
583 it.next();
584 const t_prn& prn = it.key();
585 const t_qcSat& qcSat = it.value();
586 if ( (prn.system() == 'G' && plotGPS) ||
587 (prn.system() == 'R' && plotGlo) ||
588 (prn.system() == 'E' && plotGal) ||
589 (prn.system() == 'J' && plotQZSS) ||
590 (prn.system() == 'S' && plotSBAS) ||
591 (prn.system() == 'C' && plotBDS) ) {
592
593 if (qcSat._eleSet) {
594 QString frqType1;
595 QString frqType2;
596 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
597 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
598 if (qcFrq._rnxType2ch[0] == freq1 && frqType1.isEmpty()) {
599 frqType1 = qcFrq._rnxType2ch;
600 }
601 if (qcFrq._rnxType2ch[0] == freq2 && frqType2.isEmpty()) {
602 frqType2 = qcFrq._rnxType2ch;
603 }
604 if (qcFrq._rnxType2ch == frqType1) {
605 (*dataSNR1) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._SNR));
606 (*dataMP1) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._stdMP));
607 }
608 else if (qcFrq._rnxType2ch == frqType2) {
609 (*dataSNR2) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._SNR));
610 (*dataMP2) << (new t_polarPoint(qcSat._azDeg, 90.0 - qcSat._eleDeg, qcFrq._stdMP));
611 }
612 }
613 }
614 }
615 }
616 }
617
618 // Show the plots
619 // --------------
620 if (BNC_CORE->GUIenabled()) {
621 QFileInfo fileInfo(obsFile->fileName());
622 QByteArray title = fileInfo.fileName().toAscii();
623 emit dspSkyPlot(obsFile->fileName(), mp1Title, dataMP1, mp2Title, dataMP2, "Meters", 2.0);
624 emit dspSkyPlot(obsFile->fileName(), snr1Title, dataSNR1, snr2Title, dataSNR2, "dbHz", 54.0);
625 emit dspAvailPlot(obsFile->fileName(), title);
626 }
627 else {
628 for (int ii = 0; ii < dataMP1->size(); ii++) {
629 delete dataMP1->at(ii);
630 }
631 delete dataMP1;
632 for (int ii = 0; ii < dataMP2->size(); ii++) {
633 delete dataMP2->at(ii);
634 }
635 delete dataMP2;
636 for (int ii = 0; ii < dataSNR1->size(); ii++) {
637 delete dataSNR1->at(ii);
638 }
639 delete dataSNR1;
640 for (int ii = 0; ii < dataSNR2->size(); ii++) {
641 delete dataSNR2->at(ii);
642 }
643 delete dataSNR2;
644 }
645}
646
647//
648////////////////////////////////////////////////////////////////////////////
649void t_reqcAnalyze::slotDspSkyPlot(const QString& fileName, const QString& title1,
650 QVector<t_polarPoint*>* data1, const QString& title2,
651 QVector<t_polarPoint*>* data2, const QByteArray& scaleTitle,
652 double maxValue) {
653
654 if (BNC_CORE->GUIenabled()) {
655
656 if (maxValue == 0.0) {
657 if (data1) {
658 for (int ii = 0; ii < data1->size(); ii++) {
659 double val = data1->at(ii)->_value;
660 if (maxValue < val) {
661 maxValue = val;
662 }
663 }
664 }
665 if (data2) {
666 for (int ii = 0; ii < data2->size(); ii++) {
667 double val = data2->at(ii)->_value;
668 if (maxValue < val) {
669 maxValue = val;
670 }
671 }
672 }
673 }
674
675 QwtInterval scaleInterval(0.0, maxValue);
676
677 QVector<QWidget*> plots;
678 if (data1) {
679 t_polarPlot* plot1 = new t_polarPlot(QwtText(title1), scaleInterval,
680 BNC_CORE->mainWindow());
681 plot1->addCurve(data1);
682 plots << plot1;
683 }
684 if (data2) {
685 t_polarPlot* plot2 = new t_polarPlot(QwtText(title2), scaleInterval,
686 BNC_CORE->mainWindow());
687 plot2->addCurve(data2);
688 plots << plot2;
689 }
690
691 t_graphWin* graphWin = new t_graphWin(0, fileName, plots,
692 &scaleTitle, &scaleInterval);
693
694 graphWin->show();
695
696 bncSettings settings;
697 QString dirName = settings.value("reqcPlotDir").toString();
698 if (!dirName.isEmpty()) {
699 QByteArray ext = (scaleTitle == "Meters") ? "_M.png" : "_S.png";
700 graphWin->savePNG(dirName, ext);
701 }
702 }
703}
704
705//
706////////////////////////////////////////////////////////////////////////////
707void t_reqcAnalyze::slotDspAvailPlot(const QString& fileName, const QByteArray& title) {
708
709 t_plotData plotData;
710 QMap<t_prn, t_plotData> plotDataMap;
711
712 for (int ii = 0; ii < _qcFile._qcEpo.size(); ii++) {
713 const t_qcEpo& qcEpo = _qcFile._qcEpo[ii];
714 double mjdX24 = qcEpo._epoTime.mjddec() * 24.0;
715
716 plotData._mjdX24 << mjdX24;
717 plotData._PDOP << qcEpo._PDOP;
718 plotData._numSat << qcEpo._qcSat.size();
719
720 QMapIterator<t_prn, t_qcSat> it(qcEpo._qcSat);
721 while (it.hasNext()) {
722 it.next();
723 const t_prn& prn = it.key();
724 const t_qcSat& qcSat = it.value();
725 t_plotData& data = plotDataMap[prn];
726
727 if (qcSat._eleSet) {
728 data._mjdX24 << mjdX24;
729 data._eleDeg << qcSat._eleDeg;
730 }
731
732 QString frqType1;
733 QString frqType2;
734 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
735 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
736 if (qcFrq._rnxType2ch[0] == '1' && frqType1.isEmpty()) {
737 frqType1 = qcFrq._rnxType2ch;
738 }
739 if (qcFrq._rnxType2ch[0] == '2' && frqType2.isEmpty()) {
740 frqType2 = qcFrq._rnxType2ch;
741 }
742 if (qcFrq._rnxType2ch == frqType1) {
743 if (qcFrq._slip) {
744 data._L1slip << mjdX24;
745 }
746 else if (qcFrq._gap) {
747 data._L1gap << mjdX24;
748 }
749 else {
750 data._L1ok << mjdX24;
751 }
752 }
753 else if (qcFrq._rnxType2ch == frqType2) {
754 if (qcFrq._slip) {
755 data._L2slip << mjdX24;
756 }
757 else if (qcFrq._gap) {
758 data._L2gap << mjdX24;
759 }
760 else {
761 data._L2ok << mjdX24;
762 }
763 }
764 }
765 }
766 }
767
768 if (BNC_CORE->GUIenabled()) {
769 t_availPlot* plotA = new t_availPlot(0, plotDataMap);
770 plotA->setTitle(title);
771
772 t_elePlot* plotZ = new t_elePlot(0, plotDataMap);
773
774 t_dopPlot* plotD = new t_dopPlot(0, plotData);
775
776 QVector<QWidget*> plots;
777 plots << plotA << plotZ << plotD;
778 t_graphWin* graphWin = new t_graphWin(0, fileName, plots, 0, 0);
779
780 int ww = QFontMetrics(graphWin->font()).width('w');
781 graphWin->setMinimumSize(120*ww, 40*ww);
782
783 graphWin->show();
784
785 bncSettings settings;
786 QString dirName = settings.value("reqcPlotDir").toString();
787 if (!dirName.isEmpty()) {
788 QByteArray ext = "_A.png";
789 graphWin->savePNG(dirName, ext);
790 }
791 }
792}
793
794// Finish the report
795////////////////////////////////////////////////////////////////////////////
796void t_reqcAnalyze::printReport(const t_rnxObsFile* obsFile) {
797
798 static const double QC_FORMAT_VERSION = 1.0;
799
800 if (!_log) {
801 return;
802 }
803
804 QFileInfo obsFi(obsFile->fileName());
805 QString obsFileName = obsFi.fileName();
806
807 QString navFileName;
808 QStringListIterator namIt(_navFileNames);
809 bool firstName = true;
810 while (namIt.hasNext()) {
811 QFileInfo navFi(namIt.next());
812 if (firstName) {
813 firstName = false;
814 navFileName += navFi.fileName();
815 }
816 else {
817 navFileName += ", " + navFi.fileName();
818 }
819 }
820
821 // Summary
822 // -------
823 *_log << "QC Format Version : " << QString("%1").arg(QC_FORMAT_VERSION,3,'f',1) << endl << endl
824 << "Observation File : " << obsFileName << endl
825 << "Navigation File(s): " << navFileName << endl
826 << "RINEX Version : " << QString("%1").arg(obsFile->version(),4,'f',2) << endl
827 << "Marker Name : " << _qcFile._markerName << endl
828 << "Marker Number : " << obsFile->markerNumber() << endl
829 << "Receiver : " << _qcFile._receiverType << endl
830 << "Antenna : " << _qcFile._antennaName << endl
831 << "Position XYZ : " << QString("%1 %2 %3").arg(obsFile->xyz()(1), 14, 'f', 4)
832 .arg(obsFile->xyz()(2), 14, 'f', 4)
833 .arg(obsFile->xyz()(3), 14, 'f', 4) << endl
834 << "Antenna dH/dE/dN : " << QString("%1 %2 %3").arg(obsFile->antNEU()(3), 8, 'f', 4)
835 .arg(obsFile->antNEU()(2), 8, 'f', 4)
836 .arg(obsFile->antNEU()(1), 8, 'f', 4) << endl
837 << "Start Time : " << _qcFile._startTime.datestr().c_str() << ' '
838 << _qcFile._startTime.timestr(1,'.').c_str() << endl
839 << "End Time : " << _qcFile._endTime.datestr().c_str() << ' '
840 << _qcFile._endTime.timestr(1,'.').c_str() << endl
841 << "Interval : " << _qcFile._interval << endl;
842
843 // Number of systems
844 // -----------------
845 QMap<QChar, QVector<const t_qcSatSum*> > systemMap;
846 QMapIterator<t_prn, t_qcSatSum> itSat(_qcFile._qcSatSum);
847 while (itSat.hasNext()) {
848 itSat.next();
849 const t_prn& prn = itSat.key();
850 const t_qcSatSum& qcSatSum = itSat.value();
851 systemMap[prn.system()].push_back(&qcSatSum);
852 }
853
854 *_log << "Navigation Systems: " << systemMap.size() << " ";
855 QMapIterator<QChar, QVector<const t_qcSatSum*> > itSys(systemMap);
856 while (itSys.hasNext()) {
857 itSys.next();
858 *_log << ' ' << itSys.key();
859 }
860 *_log << endl;
861
862 itSys.toFront();
863 while (itSys.hasNext()) {
864 itSys.next();
865 const QChar& sys = itSys.key();
866 const QVector<const t_qcSatSum*>& qcSatVec = itSys.value();
867 QString prefixSys = QString(" ") + sys + QString(": ");
868 QMap<QString, QVector<const t_qcFrqSum*> > frqMap;
869 for (int ii = 0; ii < qcSatVec.size(); ii++) {
870 const t_qcSatSum* qcSatSum = qcSatVec[ii];
871 QMapIterator<QString, t_qcFrqSum> itFrq(qcSatSum->_qcFrqSum);
872 while (itFrq.hasNext()) {
873 itFrq.next();
874 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
875 const t_qcFrqSum& qcFrqSum = itFrq.value();
876 frqMap[frqType].push_back(&qcFrqSum);
877 }
878 }
879 *_log << endl
880 << prefixSys << "Satellites: " << qcSatVec.size() << endl
881 << prefixSys << "Signals : " << frqMap.size() << " ";
882 QMapIterator<QString, QVector<const t_qcFrqSum*> > itFrq(frqMap);
883 while (itFrq.hasNext()) {
884 itFrq.next();
885 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
886 *_log << ' ' << frqType;
887 }
888 *_log << endl;
889 QString prefixSys2 = " " + prefixSys;
890 itFrq.toFront();
891 while (itFrq.hasNext()) {
892 itFrq.next();
893 QString frqType = itFrq.key(); if (frqType.length() < 2) frqType += '?';
894 const QVector<const t_qcFrqSum*> qcFrqVec = itFrq.value();
895 QString prefixFrq = QString(" ") + frqType + QString(": ");
896
897 int numObs = 0;
898 int numSlipsFlagged = 0;
899 int numSlipsFound = 0;
900 int numGaps = 0;
901 int numSNR = 0;
902 int numMP = 0;
903 double sumSNR = 0.0;
904 double sumMP = 0.0;
905 for (int ii = 0; ii < qcFrqVec.size(); ii++) {
906 const t_qcFrqSum* qcFrqSum = qcFrqVec[ii];
907 numObs += qcFrqSum->_numObs ;
908 numSlipsFlagged += qcFrqSum->_numSlipsFlagged;
909 numSlipsFound += qcFrqSum->_numSlipsFound ;
910 numGaps += qcFrqSum->_numGaps ;
911 numSNR += qcFrqSum->_numSNR;
912 numMP += qcFrqSum->_numMP;
913 sumSNR += qcFrqSum->_sumSNR;
914 sumMP += qcFrqSum->_sumMP;
915 }
916 if (numSNR > 0) {
917 sumSNR /= numSNR;
918 }
919 if (numMP > 0) {
920 sumMP /= numMP;
921 }
922 *_log << endl
923 << prefixSys2 << prefixFrq << "Observations : " << QString("%1\n").arg(numObs, 6)
924 << prefixSys2 << prefixFrq << "Slips (file+found): " << QString("%1 +").arg(numSlipsFlagged, 6)
925 << QString("%1\n").arg(numSlipsFound, 6)
926 << prefixSys2 << prefixFrq << "Gaps : " << QString("%1\n").arg(numGaps, 6)
927 << prefixSys2 << prefixFrq << "Mean SNR : " << QString("%1\n").arg(sumSNR, 6, 'f', 1)
928 << prefixSys2 << prefixFrq << "Mean Multipath : " << QString("%1\n").arg(sumMP, 6, 'f', 2);
929 }
930 }
931
932 // Epoch-Specific Output
933 // ---------------------
934 bncSettings settings;
935 if (Qt::CheckState(settings.value("reqcLogSummaryOnly").toInt()) == Qt::Checked) {
936 return;
937 }
938 *_log << endl;
939 for (int iEpo = 0; iEpo < _qcFile._qcEpo.size(); iEpo++) {
940 const t_qcEpo& qcEpo = _qcFile._qcEpo[iEpo];
941
942 unsigned year, month, day, hour, min;
943 double sec;
944 qcEpo._epoTime.civil_date(year, month, day);
945 qcEpo._epoTime.civil_time(hour, min, sec);
946
947 QString dateStr;
948 QTextStream(&dateStr) << QString("> %1 %2 %3 %4 %5%6")
949 .arg(year, 4)
950 .arg(month, 2, 10, QChar('0'))
951 .arg(day, 2, 10, QChar('0'))
952 .arg(hour, 2, 10, QChar('0'))
953 .arg(min, 2, 10, QChar('0'))
954 .arg(sec, 11, 'f', 7);
955
956 *_log << dateStr << QString(" %1").arg(qcEpo._qcSat.size(), 2)
957 << QString(" %1").arg(qcEpo._PDOP, 4, 'f', 1)
958 << endl;
959
960 QMapIterator<t_prn, t_qcSat> itSat(qcEpo._qcSat);
961 while (itSat.hasNext()) {
962 itSat.next();
963 const t_prn& prn = itSat.key();
964 const t_qcSat& qcSat = itSat.value();
965
966 *_log << prn.toString().c_str()
967 << QString(" %1 %2").arg(qcSat._eleDeg, 6, 'f', 2).arg(qcSat._azDeg, 7, 'f', 2);
968
969 int numObsTypes = 0;
970 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
971 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
972 if (qcFrq._phaseValid) {
973 numObsTypes += 1;
974 }
975 if (qcFrq._codeValid) {
976 numObsTypes += 1;
977 }
978 }
979 *_log << QString(" %1").arg(numObsTypes, 2);
980
981 for (int iFrq = 0; iFrq < qcSat._qcFrq.size(); iFrq++) {
982 const t_qcFrq& qcFrq = qcSat._qcFrq[iFrq];
983 if (qcFrq._phaseValid) {
984 *_log << " L" << qcFrq._rnxType2ch << ' ';
985 if (qcFrq._slip) {
986 *_log << 's';
987 }
988 else {
989 *_log << '.';
990 }
991 if (qcFrq._gap) {
992 *_log << 'g';
993 }
994 else {
995 *_log << '.';
996 }
997 *_log << QString(" %1").arg(qcFrq._SNR, 4, 'f', 1);
998 }
999 if (qcFrq._codeValid) {
1000 *_log << " C" << qcFrq._rnxType2ch << ' ';
1001 if (qcFrq._gap) {
1002 *_log << " g";
1003 }
1004 else {
1005 *_log << " .";
1006 }
1007 *_log << QString(" %1").arg(qcFrq._stdMP, 3, 'f', 2);
1008 }
1009 }
1010 *_log << endl;
1011 }
1012 }
1013 _log->flush();
1014}
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