source: ntrip/trunk/BNC/src/pppRun.cpp@ 7610

Last change on this file since 7610 was 7610, checked in by stuerze, 8 years ago

minor changes
File size: 19.6 KB
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1
2// Part of BNC, a utility for retrieving decoding and
3// converting GNSS data streams from NTRIP broadcasters.
4//
5// Copyright (C) 2007
6// German Federal Agency for Cartography and Geodesy (BKG)
7// http://www.bkg.bund.de
8// Czech Technical University Prague, Department of Geodesy
9// http://www.fsv.cvut.cz
10//
11// Email: euref-ip@bkg.bund.de
12//
13// This program is free software; you can redistribute it and/or
14// modify it under the terms of the GNU General Public License
15// as published by the Free Software Foundation, version 2.
16//
17// This program is distributed in the hope that it will be useful,
18// but WITHOUT ANY WARRANTY; without even the implied warranty of
19// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20// GNU General Public License for more details.
21//
22// You should have received a copy of the GNU General Public License
23// along with this program; if not, write to the Free Software
24// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25
26/* -------------------------------------------------------------------------
27 * BKG NTRIP Client
28 * -------------------------------------------------------------------------
29 *
30 * Class: t_pppRun
31 *
32 * Purpose: Single Real-Time PPP Client
33 *
34 * Author: L. Mervart
35 *
36 * Created: 29-Jul-2014
37 *
38 * Changes:
39 *
40 * -----------------------------------------------------------------------*/
41
42
43#include <iostream>
44#include <iomanip>
45#include <sstream>
46#include <string.h>
47#include <map>
48
49#include "pppRun.h"
50#include "pppThread.h"
51#include "bnccore.h"
52#include "bncephuser.h"
53#include "bncsettings.h"
54#include "bncoutf.h"
55#include "bncsinextro.h"
56#include "rinex/rnxobsfile.h"
57#include "rinex/rnxnavfile.h"
58#include "rinex/corrfile.h"
59#include "combination/bnccomb.h"
60
61using namespace BNC_PPP;
62using namespace std;
63
64// Constructor
65////////////////////////////////////////////////////////////////////////////
66t_pppRun::t_pppRun(const t_pppOptions* opt) {
67
68 _opt = opt;
69
70 connect(this, SIGNAL(newMessage(QByteArray,bool)),
71 BNC_CORE, SLOT(slotMessage(const QByteArray,bool)));
72
73 connect(this, SIGNAL(newPosition(QByteArray, bncTime, QVector<double>)),
74 BNC_CORE, SIGNAL(newPosition(QByteArray, bncTime, QVector<double>)));
75
76 connect(this, SIGNAL(newNMEAstr(QByteArray, QByteArray)),
77 BNC_CORE, SIGNAL(newNMEAstr(QByteArray, QByteArray)));
78
79 _pppClient = new t_pppClient(_opt);
80
81 bncSettings settings;
82
83 if (_opt->_realTime) {
84 Qt::ConnectionType conType = Qt::AutoConnection;
85 if (BNC_CORE->mode() == t_bncCore::batchPostProcessing) {
86 conType = Qt::BlockingQueuedConnection;
87 }
88
89 connect(BNC_CORE->caster(), SIGNAL(newObs(QByteArray, QList<t_satObs>)),
90 this, SLOT(slotNewObs(QByteArray, QList<t_satObs>)),conType);
91
92 connect(BNC_CORE, SIGNAL(newGPSEph(t_ephGPS)),
93 this, SLOT(slotNewGPSEph(t_ephGPS)),conType);
94
95 connect(BNC_CORE, SIGNAL(newGlonassEph(t_ephGlo)),
96 this, SLOT(slotNewGlonassEph(t_ephGlo)),conType);
97
98 connect(BNC_CORE, SIGNAL(newGalileoEph(t_ephGal)),
99 this, SLOT(slotNewGalileoEph(t_ephGal)),conType);
100
101 connect(BNC_CORE, SIGNAL(newBDSEph(t_ephBDS)),
102 this, SLOT(slotNewBDSEph(t_ephBDS)),conType);
103
104 connect(BNC_CORE, SIGNAL(newTec(t_vTec)),
105 this, SLOT(slotNewTec(t_vTec)),conType);
106
107 connect(BNC_CORE, SIGNAL(newOrbCorrections(QList<t_orbCorr>)),
108 this, SLOT(slotNewOrbCorrections(QList<t_orbCorr>)),conType);
109
110 connect(BNC_CORE, SIGNAL(newClkCorrections(QList<t_clkCorr>)),
111 this, SLOT(slotNewClkCorrections(QList<t_clkCorr>)),conType);
112
113 connect(BNC_CORE, SIGNAL(newCodeBiases(QList<t_satCodeBias>)),
114 this, SLOT(slotNewCodeBiases(QList<t_satCodeBias>)),conType);
115
116 connect(BNC_CORE, SIGNAL(newPhaseBiases(QList<t_satPhaseBias>)),
117 this, SLOT(slotNewPhaseBiases(QList<t_satPhaseBias>)),conType);
118
119 connect(BNC_CMB, SIGNAL(newOrbCorrections(QList<t_orbCorr>)),
120 this, SLOT(slotNewOrbCorrections(QList<t_orbCorr>)),conType);
121
122 connect(BNC_CMB, SIGNAL(newClkCorrections(QList<t_clkCorr>)),
123 this, SLOT(slotNewClkCorrections(QList<t_clkCorr>)),conType);
124 }
125 else {
126 _rnxObsFile = 0;
127 _rnxNavFile = 0;
128 _corrFile = 0;
129 _speed = settings.value("PPP/mapSpeedSlider").toInt();
130 connect(this, SIGNAL(progressRnxPPP(int)), BNC_CORE, SIGNAL(progressRnxPPP(int)));
131 connect(this, SIGNAL(finishedRnxPPP()), BNC_CORE, SIGNAL(finishedRnxPPP()));
132 connect(BNC_CORE, SIGNAL(mapSpeedSliderChanged(int)),
133 this, SLOT(slotSetSpeed(int)));
134 connect(BNC_CORE, SIGNAL(stopRinexPPP()), this, SLOT(slotSetStopFlag()));
135 }
136
137 _stopFlag = false;
138
139 QString roverName(_opt->_roverName.c_str()), fullRoverName("");
140 QString country;
141 QString monNum = "0";
142 QString recNum = "0";
143 QString intr = "1 day";
144 int sampl = 0;
145 QListIterator<QString> it(settings.value("mountPoints").toStringList());
146 while (it.hasNext()) {
147 QStringList hlp = it.next().split(" ");
148 if (hlp.size() < 7)
149 continue;
150 if (hlp.join(" ").indexOf(roverName, 0) != -1) {
151 country = hlp[2];
152 }
153 }
154 fullRoverName = roverName.left(4) +
155 QString("%1").arg(monNum, 1, 10) +
156 QString("%1").arg(recNum, 1, 10) +
157 country;
158
159 bool v3filenames = settings.value("PPP/v3filenames").toBool();
160 QString logFileSkl = settings.value("PPP/logPath").toString();
161 int l = logFileSkl.length();
162 if (logFileSkl.isEmpty()) {
163 _logFile = 0;
164 }
165 else {
166 if (l && logFileSkl[l-1] != QDir::separator() ) {
167 logFileSkl += QDir::separator();
168 }
169 if (v3filenames) {
170 logFileSkl = logFileSkl + fullRoverName + "${V3}" + ".ppp";
171 }
172 else {
173 logFileSkl = logFileSkl + roverName.left(4) + "${GPSWD}" + ".ppp";
174 }
175 _logFile = new bncoutf(logFileSkl, intr, sampl);
176 }
177
178 QString nmeaFileSkl = settings.value("PPP/nmeaPath").toString();
179 l = nmeaFileSkl.length();
180 if (nmeaFileSkl.isEmpty()) {
181 _nmeaFile = 0;
182 }
183 else {
184 if (l > 0 && nmeaFileSkl[l-1] != QDir::separator() ) {
185 nmeaFileSkl += QDir::separator();
186 }
187 if (v3filenames) {
188 nmeaFileSkl = nmeaFileSkl + fullRoverName + "${V3}" + ".nmea";
189 }
190 else {
191 nmeaFileSkl = nmeaFileSkl + roverName.left(4) + "${GPSWD}" + ".nmea";
192 }
193 _nmeaFile = new bncoutf(nmeaFileSkl, intr, sampl);
194 }
195
196 QString snxtroFileSkl = settings.value("PPP/snxtroPath").toString();
197 l = snxtroFileSkl.length();
198 if (snxtroFileSkl.isEmpty()) {
199 _snxtroFile = 0;
200 }
201 else {
202 if (l > 0 && snxtroFileSkl[l-1] != QDir::separator() ) {
203 snxtroFileSkl += QDir::separator();
204 }
205 if (v3filenames) {
206 snxtroFileSkl = snxtroFileSkl + fullRoverName + "${V3}" + ".tra";
207 }
208 else {
209 snxtroFileSkl = snxtroFileSkl + roverName.left(4) + "${GPSWD}" + ".tro";
210 }
211 sampl = settings.value("PPP/snxtroSampl").toInt();
212 intr = settings.value("PPP/snxtroIntr").toString();
213 _snxtroFile = new bncSinexTro(_opt, snxtroFileSkl, intr, sampl);
214 }
215}
216
217
218
219// Destructor
220////////////////////////////////////////////////////////////////////////////
221t_pppRun::~t_pppRun() {
222 delete _logFile;
223 delete _nmeaFile;
224 delete _snxtroFile;
225 delete _pppClient;
226}
227
228//
229////////////////////////////////////////////////////////////////////////////
230void t_pppRun::slotNewGPSEph(t_ephGPS eph) {
231 QMutexLocker locker(&_mutex);
232 _pppClient->putEphemeris(&eph);
233}
234
235//
236////////////////////////////////////////////////////////////////////////////
237void t_pppRun::slotNewGlonassEph(t_ephGlo eph) {
238 QMutexLocker locker(&_mutex);
239 _pppClient->putEphemeris(&eph);
240}
241
242//
243////////////////////////////////////////////////////////////////////////////
244void t_pppRun::slotNewGalileoEph(t_ephGal eph) {
245 QMutexLocker locker(&_mutex);
246 _pppClient->putEphemeris(&eph);
247}
248
249//
250////////////////////////////////////////////////////////////////////////////
251void t_pppRun::slotNewBDSEph(t_ephBDS eph) {
252 QMutexLocker locker(&_mutex);
253 _pppClient->putEphemeris(&eph);
254}
255
256//
257////////////////////////////////////////////////////////////////////////////
258void t_pppRun::slotNewObs(QByteArray staID, QList<t_satObs> obsList) {
259 QMutexLocker locker(&_mutex);
260
261 if (string(staID.data()) != _opt->_roverName) {
262 return;
263 }
264
265 // Loop over all observations (possible different epochs)
266 // -----------------------------------------------------
267 QListIterator<t_satObs> it(obsList);
268 while (it.hasNext()) {
269 const t_satObs& oldObs = it.next();
270 t_satObs* newObs = new t_satObs(oldObs);
271
272 // Find the corresponding data epoch or create a new one
273 // -----------------------------------------------------
274 t_epoData* epoch = 0;
275 deque<t_epoData*>::const_iterator it;
276 for (it = _epoData.begin(); it != _epoData.end(); it++) {
277 if (newObs->_time == (*it)->_time) {
278 epoch = *it;
279 break;
280 }
281 }
282 if (epoch == 0) {
283 if (_epoData.empty() || newObs->_time > _epoData.back()->_time) {
284 epoch = new t_epoData;
285 epoch->_time = newObs->_time;
286 _epoData.push_back(epoch);
287 }
288 }
289
290 // Put data into the epoch
291 // -----------------------
292 if (epoch != 0) {
293 epoch->_satObs.push_back(newObs);
294 }
295 else {
296 delete newObs;
297 }
298 }
299
300 // Process the oldest epochs
301 // ------------------------
302 while (_epoData.size() && !waitForCorr(_epoData.front()->_time)) {
303
304 const vector<t_satObs*>& satObs = _epoData.front()->_satObs;
305
306 t_output output;
307 _pppClient->processEpoch(satObs, &output);
308
309 if (!output._error) {
310 QVector<double> xx(6);
311 xx.data()[0] = output._xyzRover[0];
312 xx.data()[1] = output._xyzRover[1];
313 xx.data()[2] = output._xyzRover[2];
314 xx.data()[3] = output._neu[0];
315 xx.data()[4] = output._neu[1];
316 xx.data()[5] = output._neu[2];
317 emit newPosition(staID, output._epoTime, xx);
318 }
319
320 delete _epoData.front(); _epoData.pop_front();
321
322 ostringstream log;
323 if (output._error) {
324 log << output._log;
325 }
326 else {
327 log.setf(ios::fixed);
328 log << string(output._epoTime) << ' ' << staID.data()
329 << " X = " << setprecision(4) << output._xyzRover[0]
330 << " Y = " << setprecision(4) << output._xyzRover[1]
331 << " Z = " << setprecision(4) << output._xyzRover[2]
332 << " NEU: " << showpos << setw(8) << setprecision(4) << output._neu[0]
333 << " " << showpos << setw(8) << setprecision(4) << output._neu[1]
334 << " " << showpos << setw(8) << setprecision(4) << output._neu[2]
335 << " TRP: " << showpos << setw(8) << setprecision(4) << output._trp0
336 << " " << showpos << setw(8) << setprecision(4) << output._trp;
337 }
338
339 if (_logFile && output._epoTime.valid()) {
340 _logFile->write(output._epoTime.gpsw(), output._epoTime.gpssec(),
341 QString(output._log.c_str()));
342 }
343
344 if (!output._error) {
345 QString rmcStr = nmeaString('R', output);
346 QString ggaStr = nmeaString('G', output);
347 if (_nmeaFile) {
348 _nmeaFile->write(output._epoTime.gpsw(), output._epoTime.gpssec(), rmcStr);
349 _nmeaFile->write(output._epoTime.gpsw(), output._epoTime.gpssec(), ggaStr);
350 }
351 emit newNMEAstr(staID, rmcStr.toAscii());
352 emit newNMEAstr(staID, ggaStr.toAscii());
353 }
354
355 if (_snxtroFile && output._epoTime.valid()) {
356 _snxtroFile->write(staID, int(output._epoTime.gpsw()), output._epoTime.gpssec(),
357 output._trp0 + output._trp, output._trpStdev);
358 }
359
360 emit newMessage(QByteArray(log.str().c_str()), true);
361 }
362}
363
364//
365////////////////////////////////////////////////////////////////////////////
366void t_pppRun::slotNewTec(t_vTec vTec) {
367 if (vTec._layers.size() == 0) {
368 return;
369 }
370
371 if (_opt->_realTime) {
372 if (_opt->_corrMount.empty() || _opt->_corrMount != vTec._staID) {
373 return;
374 }
375 }
376
377 _pppClient->putTec(&vTec);
378}
379
380//
381////////////////////////////////////////////////////////////////////////////
382void t_pppRun::slotNewOrbCorrections(QList<t_orbCorr> orbCorr) {
383 if (orbCorr.size() == 0) {
384 return;
385 }
386
387 if (_opt->_realTime) {
388 if (_opt->_corrMount.empty() || _opt->_corrMount != orbCorr[0]._staID) {
389 return;
390 }
391 }
392 vector<t_orbCorr*> corrections;
393 for (int ii = 0; ii < orbCorr.size(); ii++) {
394 corrections.push_back(new t_orbCorr(orbCorr[ii]));
395 }
396
397 _pppClient->putOrbCorrections(corrections);
398
399 for (unsigned ii = 0; ii < corrections.size(); ii++) {
400 delete corrections[ii];
401 }
402}
403
404//
405////////////////////////////////////////////////////////////////////////////
406void t_pppRun::slotNewClkCorrections(QList<t_clkCorr> clkCorr) {
407 if (clkCorr.size() == 0) {
408 return;
409 }
410
411 if (_opt->_realTime) {
412 if (_opt->_corrMount.empty() || _opt->_corrMount != clkCorr[0]._staID) {
413 return;
414 }
415 }
416 vector<t_clkCorr*> corrections;
417 for (int ii = 0; ii < clkCorr.size(); ii++) {
418 corrections.push_back(new t_clkCorr(clkCorr[ii]));
419 _lastClkCorrTime = clkCorr[ii]._time;
420 }
421 _pppClient->putClkCorrections(corrections);
422
423 for (unsigned ii = 0; ii < corrections.size(); ii++) {
424 delete corrections[ii];
425 }
426}
427
428//
429////////////////////////////////////////////////////////////////////////////
430void t_pppRun::slotNewCodeBiases(QList<t_satCodeBias> codeBiases) {
431 if (codeBiases.size() == 0) {
432 return;
433 }
434
435 if (_opt->_realTime) {
436 if (_opt->_corrMount.empty() || _opt->_corrMount != codeBiases[0]._staID) {
437 return;
438 }
439 }
440 vector<t_satCodeBias*> biases;
441 for (int ii = 0; ii < codeBiases.size(); ii++) {
442 biases.push_back(new t_satCodeBias(codeBiases[ii]));
443 }
444
445 _pppClient->putCodeBiases(biases);
446
447 for (unsigned ii = 0; ii < biases.size(); ii++) {
448 delete biases[ii];
449 }
450}
451
452//
453////////////////////////////////////////////////////////////////////////////
454void t_pppRun::slotNewPhaseBiases(QList<t_satPhaseBias> phaseBiases) {
455 if (phaseBiases.size() == 0) {
456 return;
457 }
458
459 if (_opt->_realTime) {
460 if (_opt->_corrMount.empty() || _opt->_corrMount != phaseBiases[0]._staID) {
461 return;
462 }
463 }
464 vector<t_satPhaseBias*> biases;
465 for (int ii = 0; ii < phaseBiases.size(); ii++) {
466 biases.push_back(new t_satPhaseBias(phaseBiases[ii]));
467 }
468
469 _pppClient->putPhaseBiases(biases);
470
471 for (unsigned ii = 0; ii < biases.size(); ii++) {
472 delete biases[ii];
473 }
474}
475
476//
477////////////////////////////////////////////////////////////////////////////
478void t_pppRun::processFiles() {
479
480 try {
481 _rnxObsFile = new t_rnxObsFile(QString(_opt->_rinexObs.c_str()), t_rnxObsFile::input);
482 }
483 catch (...) {
484 delete _rnxObsFile; _rnxObsFile = 0;
485 emit finishedRnxPPP();
486 return;
487 }
488
489 _rnxNavFile = new t_rnxNavFile(QString(_opt->_rinexNav.c_str()), t_rnxNavFile::input);
490
491 if (!_opt->_corrFile.empty()) {
492 _corrFile = new t_corrFile(QString(_opt->_corrFile.c_str()));
493 connect(_corrFile, SIGNAL(newTec(t_vTec)),
494 this, SLOT(slotNewTec(t_vTec)));
495 connect(_corrFile, SIGNAL(newOrbCorrections(QList<t_orbCorr>)),
496 this, SLOT(slotNewOrbCorrections(QList<t_orbCorr>)));
497 connect(_corrFile, SIGNAL(newClkCorrections(QList<t_clkCorr>)),
498 this, SLOT(slotNewClkCorrections(QList<t_clkCorr>)));
499 connect(_corrFile, SIGNAL(newCodeBiases(QList<t_satCodeBias>)),
500 this, SLOT(slotNewCodeBiases(QList<t_satCodeBias>)));
501 connect(_corrFile, SIGNAL(newPhaseBiases(QList<t_satPhaseBias>)),
502 this, SLOT(slotNewPhaseBiases(QList<t_satPhaseBias>)));
503 }
504
505 // Read/Process Observations
506 // -------------------------
507 int nEpo = 0;
508 const t_rnxObsFile::t_rnxEpo* epo = 0;
509 while ( !_stopFlag && (epo = _rnxObsFile->nextEpoch()) != 0 ) {
510 ++nEpo;
511
512 if (_speed < 100) {
513 double sleepTime = 2.0 / _speed;
514 t_pppThread::msleep(int(sleepTime*1.e3));
515 }
516
517 // Get Corrections
518 // ---------------
519 if (_corrFile) {
520 try {
521 _corrFile->syncRead(epo->tt);
522 }
523 catch (const char* msg) {
524 emit newMessage(QByteArray(msg), true);
525 break;
526 }
527 catch (const string& msg) {
528 emit newMessage(QByteArray(msg.c_str()), true);
529 break;
530 }
531 catch (...) {
532 emit newMessage("unknown exceptions in corrFile", true);
533 break;
534 }
535 }
536
537 // Get Ephemerides
538 // ----------------
539 t_eph* eph = 0;
540 const QMap<QString, unsigned int>* corrIODs = _corrFile ? &_corrFile->corrIODs() : 0;
541 while ( (eph = _rnxNavFile->getNextEph(epo->tt, corrIODs)) != 0 ) {
542 _pppClient->putEphemeris(eph);
543 delete eph; eph = 0;
544 }
545
546 // Create list of observations and start epoch processing
547 // ------------------------------------------------------
548 QList<t_satObs> obsList;
549 for (unsigned iObs = 0; iObs < epo->rnxSat.size(); iObs++) {
550 const t_rnxObsFile::t_rnxSat& rnxSat = epo->rnxSat[iObs];
551
552 t_satObs obs;
553 t_rnxObsFile::setObsFromRnx(_rnxObsFile, epo, rnxSat, obs);
554 obsList << obs;
555 }
556 slotNewObs(QByteArray(_opt->_roverName.c_str()), obsList);
557
558
559 if (nEpo % 10 == 0) {
560 emit progressRnxPPP(nEpo);
561 }
562
563 QCoreApplication::processEvents();
564 }
565
566 emit finishedRnxPPP();
567
568 if (BNC_CORE->mode() != t_bncCore::interactive) {
569 qApp->exit(0);
570 }
571 else {
572 BNC_CORE->stopPPP();
573 }
574}
575
576//
577////////////////////////////////////////////////////////////////////////////
578void t_pppRun::slotSetSpeed(int speed) {
579 QMutexLocker locker(&_mutex);
580 _speed = speed;
581}
582
583//
584////////////////////////////////////////////////////////////////////////////
585void t_pppRun::slotSetStopFlag() {
586 QMutexLocker locker(&_mutex);
587 _stopFlag = true;
588}
589
590//
591////////////////////////////////////////////////////////////////////////////
592QString t_pppRun::nmeaString(char strType, const t_output& output) {
593
594 double ell[3];
595 xyz2ell(output._xyzRover, ell);
596 double phiDeg = ell[0] * 180 / M_PI;
597 double lamDeg = ell[1] * 180 / M_PI;
598
599 char phiCh = 'N';
600 if (phiDeg < 0) {
601 phiDeg = -phiDeg;
602 phiCh = 'S';
603 }
604 char lamCh = 'E';
605 if (lamDeg < 0) {
606 lamDeg = -lamDeg;
607 lamCh = 'W';
608 }
609
610 ostringstream out;
611 out.setf(ios::fixed);
612
613 if (strType == 'R') {
614 string datestr = output._epoTime.datestr(0); // yyyymmdd
615 out << "GPRMC,"
616 << output._epoTime.timestr(0,0) << ",A,"
617 << setw(2) << setfill('0') << int(phiDeg)
618 << setw(6) << setprecision(3) << setfill('0')
619 << fmod(60*phiDeg,60) << ',' << phiCh << ','
620 << setw(3) << setfill('0') << int(lamDeg)
621 << setw(6) << setprecision(3) << setfill('0')
622 << fmod(60*lamDeg,60) << ',' << lamCh << ",,,"
623 << datestr[6] << datestr[7] << datestr[4] << datestr[5]
624 << datestr[2] << datestr[3] << ",,";
625 }
626 else if (strType == 'G') {
627 out << "GPGGA,"
628 << output._epoTime.timestr(0,0) << ','
629 << setw(2) << setfill('0') << int(phiDeg)
630 << setw(10) << setprecision(7) << setfill('0')
631 << fmod(60*phiDeg,60) << ',' << phiCh << ','
632 << setw(3) << setfill('0') << int(lamDeg)
633 << setw(10) << setprecision(7) << setfill('0')
634 << fmod(60*lamDeg,60) << ',' << lamCh
635 << ",1," << setw(2) << setfill('0') << output._numSat << ','
636 << setw(3) << setprecision(1) << output._pDop << ','
637 << setprecision(3) << ell[2] << ",M,0.0,M,,";
638 }
639 else {
640 return "";
641 }
642
643 QString nmStr(out.str().c_str());
644 unsigned char XOR = 0;
645 for (int ii = 0; ii < nmStr.length(); ii++) {
646 XOR ^= (unsigned char) nmStr[ii].toAscii();
647 }
648
649 return '$' + nmStr + QString("*%1\n").arg(int(XOR), 0, 16).toUpper();
650}
651
652//
653////////////////////////////////////////////////////////////////////////////
654bool t_pppRun::waitForCorr(const bncTime& epoTime) const {
655
656 if (!_opt->_realTime || _opt->_corrMount.empty()) {
657 return false;
658 }
659 else if (!_lastClkCorrTime.valid()) {
660 return true;
661 }
662 else {
663 double dt = epoTime - _lastClkCorrTime;
664 if (dt > 1.0 && dt < _opt->_corrWaitTime) {
665 return true;
666 }
667 else {
668 return false;
669 }
670 }
671 return false;
672}
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