source: ntrip/trunk/BNC/src/RTCM3/RTCM3coDecoder.cpp@ 6855

Last change on this file since 6855 was 6855, checked in by stuerze, 9 years ago

small fixes regarding ssr extensions
File size: 25.6 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: RTCM3coDecoder
30 *
31 * Purpose: RTCM3 Clock Orbit Decoder
32 *
33 * Author: L. Mervart
34 *
35 * Created: 05-May-2008
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include <stdio.h>
42#include <math.h>
43
44#include "RTCM3coDecoder.h"
45#include "bncutils.h"
46#include "bncrinex.h"
47#include "bnccore.h"
48#include "bncsettings.h"
49#include "bnctime.h"
50
51using namespace std;
52
53// Constructor
54////////////////////////////////////////////////////////////////////////////
55RTCM3coDecoder::RTCM3coDecoder(const QString& staID) {
56
57 _staID = staID;
58
59 // File Output
60 // -----------
61 bncSettings settings;
62 QString path = settings.value("corrPath").toString();
63 if (!path.isEmpty()) {
64 expandEnvVar(path);
65 if ( path.length() > 0 && path[path.length()-1] != QDir::separator() ) {
66 path += QDir::separator();
67 }
68 _fileNameSkl = path + staID;
69 }
70 _out = 0;
71
72 connect(this, SIGNAL(newOrbCorrections(QList<t_orbCorr>)),
73 BNC_CORE, SLOT(slotNewOrbCorrections(QList<t_orbCorr>)));
74
75 connect(this, SIGNAL(newClkCorrections(QList<t_clkCorr>)),
76 BNC_CORE, SLOT(slotNewClkCorrections(QList<t_clkCorr>)));
77
78 connect(this, SIGNAL(newCodeBiases(QList<t_satCodeBias>)),
79 BNC_CORE, SLOT(slotNewCodeBiases(QList<t_satCodeBias>)));
80
81 connect(this, SIGNAL(newPhaseBiases(QList<t_satPhaseBias>)),
82 BNC_CORE, SLOT(slotNewPhaseBiases(QList<t_satPhaseBias>)));
83
84 connect(this, SIGNAL(newTec(t_vTec)),
85 BNC_CORE, SLOT(slotNewTec(t_vTec)));
86
87 connect(this, SIGNAL(providerIDChanged(QString)),
88 BNC_CORE, SIGNAL(providerIDChanged(QString)));
89
90 connect(this, SIGNAL(newMessage(QByteArray,bool)),
91 BNC_CORE, SLOT(slotMessage(const QByteArray,bool)));
92
93 reset();
94
95 _providerID[0] = -1;
96 _providerID[1] = -1;
97 _providerID[2] = -1;
98}
99
100// Destructor
101////////////////////////////////////////////////////////////////////////////
102RTCM3coDecoder::~RTCM3coDecoder() {
103 delete _out;
104}
105
106//
107////////////////////////////////////////////////////////////////////////////
108void RTCM3coDecoder::reset() {
109 memset(&_clkOrb, 0, sizeof(_clkOrb));
110 memset(&_codeBias, 0, sizeof(_codeBias));
111 memset(&_phaseBias, 0, sizeof(_phaseBias));
112 memset(&_vTEC, 0, sizeof(_vTEC));
113}
114
115// Reopen Output File
116////////////////////////////////////////////////////////////////////////
117void RTCM3coDecoder::reopen() {
118
119 if (!_fileNameSkl.isEmpty()) {
120
121 bncSettings settings;
122
123 QDateTime datTim = currentDateAndTimeGPS();
124
125 QString hlpStr = bncRinex::nextEpochStr(datTim,
126 settings.value("corrIntr").toString());
127
128 QString fileNameHlp = _fileNameSkl
129 + QString("%1").arg(datTim.date().dayOfYear(), 3, 10, QChar('0'))
130 + hlpStr + datTim.toString(".yyC");
131
132 if (_fileName == fileNameHlp) {
133 return;
134 }
135 else {
136 _fileName = fileNameHlp;
137 }
138
139 delete _out;
140 if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked) {
141 _out = new ofstream( _fileName.toAscii().data(), ios_base::out | ios_base::app );
142 }
143 else {
144 _out = new ofstream( _fileName.toAscii().data() );
145 }
146 }
147}
148
149//
150////////////////////////////////////////////////////////////////////////////
151t_irc RTCM3coDecoder::Decode(char* buffer, int bufLen, vector<string>& errmsg) {
152
153 errmsg.clear();
154
155 _buffer.append(QByteArray(buffer,bufLen));
156
157 t_irc retCode = failure;
158
159 while(_buffer.size()) {
160
161 struct ClockOrbit clkOrbSav;
162 struct CodeBias codeBiasSav;
163 struct PhaseBias phaseBiasSav;
164 struct VTEC vTECSav;
165 memcpy(&clkOrbSav, &_clkOrb, sizeof(clkOrbSav)); // save state
166 memcpy(&codeBiasSav, &_codeBias, sizeof(codeBiasSav));
167 memcpy(&phaseBiasSav, &_phaseBias, sizeof(phaseBiasSav));
168 memcpy(&vTECSav, &_vTEC, sizeof(vTECSav));
169
170 int bytesused = 0;
171 GCOB_RETURN irc = GetSSR(&_clkOrb, &_codeBias, &_vTEC, &_phaseBias,
172 _buffer.data(), _buffer.size(), &bytesused);
173
174 if (irc <= -30) { // not enough data - restore state and exit loop
175 memcpy(&_clkOrb, &clkOrbSav, sizeof(clkOrbSav));
176 memcpy(&_codeBias, &codeBiasSav, sizeof(codeBiasSav));
177 memcpy(&_phaseBias, &phaseBiasSav, sizeof(phaseBiasSav));
178 memcpy(&_vTEC, &vTECSav, sizeof(vTECSav));
179 break;
180 }
181
182 else if (irc < 0) { // error - skip 1 byte and retry
183 reset();
184 _buffer = _buffer.mid(bytesused ? bytesused : 1);
185 }
186
187 else { // OK or MESSAGEFOLLOWS
188 _buffer = _buffer.mid(bytesused);
189
190 if (irc == GCOBR_OK || irc == GCOBR_MESSAGEFOLLOWS ) {
191
192 setEpochTime(); // sets _lastTime
193
194 if (_lastTime.valid()) {
195 reopen();
196 checkProviderID();
197 sendResults();
198 retCode = success;
199 }
200 else {
201 retCode = failure;
202 }
203
204 reset();
205 }
206 }
207 }
208
209 return retCode;
210}
211
212//
213////////////////////////////////////////////////////////////////////////////
214void RTCM3coDecoder::sendResults() {
215
216 // Orbit and clock corrections of all satellites
217 // ---------------------------------------------
218 for (unsigned ii = 0; ii < CLOCKORBIT_NUMGPS
219 + CLOCKORBIT_NUMGLONASS
220 + CLOCKORBIT_NUMGALILEO
221 + CLOCKORBIT_NUMQZSS
222 + CLOCKORBIT_NUMSBAS
223 + _clkOrb.NumberOfSat[CLOCKORBIT_SATBDS];
224 ii++) {
225 char sysCh = ' ';
226 if (ii < _clkOrb.NumberOfSat[CLOCKORBIT_SATGPS]) {
227 sysCh = 'G';
228 }
229 else if (ii >= CLOCKORBIT_OFFSETGLONASS &&
230 ii < CLOCKORBIT_OFFSETGLONASS + _clkOrb.NumberOfSat[CLOCKORBIT_SATGLONASS]) {
231 sysCh = 'R';
232 }
233 else if (ii >= CLOCKORBIT_OFFSETGALILEO &&
234 ii < CLOCKORBIT_OFFSETGALILEO + _clkOrb.NumberOfSat[CLOCKORBIT_SATGALILEO]) {
235 sysCh = 'E';
236 }
237 else if (ii >= CLOCKORBIT_OFFSETQZSS &&
238 ii < CLOCKORBIT_OFFSETQZSS + _clkOrb.NumberOfSat[CLOCKORBIT_SATQZSS]) {
239 sysCh = 'J';
240 }
241 else if (ii >= CLOCKORBIT_OFFSETSBAS &&
242 ii < CLOCKORBIT_OFFSETSBAS + _clkOrb.NumberOfSat[CLOCKORBIT_SATSBAS]) {
243 sysCh = 'S';
244 }
245 else if (ii >= CLOCKORBIT_OFFSETBDS &&
246 ii < CLOCKORBIT_OFFSETBDS + _clkOrb.NumberOfSat[CLOCKORBIT_SATBDS]) {
247 sysCh = 'C';
248 }
249 else {
250 continue;
251 }
252 // Orbit correction
253 // ----------------
254 if ( _clkOrb.messageType == COTYPE_GPSCOMBINED ||
255 _clkOrb.messageType == COTYPE_GLONASSCOMBINED ||
256 _clkOrb.messageType == COTYPE_GALILEOCOMBINED ||
257 _clkOrb.messageType == COTYPE_QZSSCOMBINED ||
258 _clkOrb.messageType == COTYPE_SBASCOMBINED ||
259 _clkOrb.messageType == COTYPE_BDSCOMBINED ||
260 _clkOrb.messageType == COTYPE_GPSORBIT ||
261 _clkOrb.messageType == COTYPE_GLONASSORBIT ||
262 _clkOrb.messageType == COTYPE_GALILEOORBIT ||
263 _clkOrb.messageType == COTYPE_QZSSORBIT ||
264 _clkOrb.messageType == COTYPE_SBASORBIT ||
265 _clkOrb.messageType == COTYPE_BDSORBIT ) {
266
267 t_orbCorr orbCorr;
268 orbCorr._prn.set(sysCh, _clkOrb.Sat[ii].ID);
269 orbCorr._staID = _staID.toStdString();
270 orbCorr._iod = _clkOrb.Sat[ii].IOD;
271 orbCorr._time = _lastTime;
272 orbCorr._updateInt = _clkOrb.UpdateInterval;
273 orbCorr._system = sysCh;
274 orbCorr._xr[0] = _clkOrb.Sat[ii].Orbit.DeltaRadial;
275 orbCorr._xr[1] = _clkOrb.Sat[ii].Orbit.DeltaAlongTrack;
276 orbCorr._xr[2] = _clkOrb.Sat[ii].Orbit.DeltaCrossTrack;
277 orbCorr._dotXr[0] = _clkOrb.Sat[ii].Orbit.DotDeltaRadial;
278 orbCorr._dotXr[1] = _clkOrb.Sat[ii].Orbit.DotDeltaAlongTrack;
279 orbCorr._dotXr[2] = _clkOrb.Sat[ii].Orbit.DotDeltaCrossTrack;
280
281 _orbCorrections[_lastTime].push_back(orbCorr);
282
283 _IODs[orbCorr._prn] = _clkOrb.Sat[ii].IOD;
284 }
285
286 // Clock Corrections
287 // -----------------
288 if ( _clkOrb.messageType == COTYPE_GPSCOMBINED ||
289 _clkOrb.messageType == COTYPE_GLONASSCOMBINED ||
290 _clkOrb.messageType == COTYPE_GALILEOCOMBINED ||
291 _clkOrb.messageType == COTYPE_QZSSCOMBINED ||
292 _clkOrb.messageType == COTYPE_SBASCOMBINED ||
293 _clkOrb.messageType == COTYPE_BDSCOMBINED ||
294 _clkOrb.messageType == COTYPE_GPSCLOCK ||
295 _clkOrb.messageType == COTYPE_GLONASSCLOCK ||
296 _clkOrb.messageType == COTYPE_GALILEOCLOCK ||
297 _clkOrb.messageType == COTYPE_QZSSCLOCK ||
298 _clkOrb.messageType == COTYPE_SBASCLOCK ||
299 _clkOrb.messageType == COTYPE_BDSCLOCK) {
300
301 t_clkCorr clkCorr;
302 clkCorr._prn.set(sysCh, _clkOrb.Sat[ii].ID);
303 clkCorr._staID = _staID.toStdString();
304 clkCorr._time = _lastTime;
305 clkCorr._updateInt = _clkOrb.UpdateInterval;
306 clkCorr._dClk = _clkOrb.Sat[ii].Clock.DeltaA0 / t_CST::c;
307 clkCorr._dotDClk = _clkOrb.Sat[ii].Clock.DeltaA1 / t_CST::c;
308 clkCorr._dotDotDClk = _clkOrb.Sat[ii].Clock.DeltaA2 / t_CST::c;
309
310 _lastClkCorrections[clkCorr._prn] = clkCorr;
311
312 if (_IODs.contains(clkCorr._prn)) {
313 clkCorr._iod = _IODs[clkCorr._prn];
314 _clkCorrections[_lastTime].push_back(clkCorr);
315 }
316 }
317
318 // High-Resolution Clocks
319 // ----------------------
320 if ( _clkOrb.messageType == COTYPE_GPSHR ||
321 _clkOrb.messageType == COTYPE_GLONASSHR ||
322 _clkOrb.messageType == COTYPE_GALILEOHR ||
323 _clkOrb.messageType == COTYPE_QZSSHR ||
324 _clkOrb.messageType == COTYPE_SBASHR ||
325 _clkOrb.messageType == COTYPE_BDSHR) {
326
327 t_prn prn(sysCh, _clkOrb.Sat[ii].ID);
328 if (_lastClkCorrections.contains(prn)) {
329 t_clkCorr clkCorr;
330 clkCorr = _lastClkCorrections[prn];
331 clkCorr._time = _lastTime;
332 clkCorr._updateInt = _clkOrb.UpdateInterval;
333 clkCorr._dClk += _clkOrb.Sat[ii].hrclock / t_CST::c;
334 if (_IODs.contains(clkCorr._prn)) {
335 clkCorr._iod = _IODs[clkCorr._prn];
336 _clkCorrections[_lastTime].push_back(clkCorr);
337 }
338 }
339 }
340 }
341
342 // Code Biases
343 // -----------
344 for (unsigned ii = 0; ii < CLOCKORBIT_NUMGPS
345 + CLOCKORBIT_NUMGLONASS
346 + CLOCKORBIT_NUMGALILEO
347 + CLOCKORBIT_NUMQZSS
348 + CLOCKORBIT_NUMSBAS
349 + _codeBias.NumberOfSat[CLOCKORBIT_SATBDS];
350 ii++) {
351 char sysCh = ' ';
352 if (ii < _codeBias.NumberOfSat[CLOCKORBIT_SATGPS]) {
353 sysCh = 'G';
354 }
355 else if (ii >= CLOCKORBIT_OFFSETGLONASS &&
356 ii < CLOCKORBIT_OFFSETGLONASS + _codeBias.NumberOfSat[CLOCKORBIT_SATGLONASS]) {
357 sysCh = 'R';
358 }
359 else if (ii >= CLOCKORBIT_OFFSETGALILEO &&
360 ii < CLOCKORBIT_OFFSETGALILEO + _codeBias.NumberOfSat[CLOCKORBIT_SATGALILEO]) {
361 sysCh = 'E';
362 }
363 else if (ii >= CLOCKORBIT_OFFSETQZSS &&
364 ii < CLOCKORBIT_OFFSETQZSS + _codeBias.NumberOfSat[CLOCKORBIT_SATQZSS]) {
365 sysCh = 'J';
366 }
367 else if (ii >= CLOCKORBIT_OFFSETSBAS &&
368 ii < CLOCKORBIT_OFFSETSBAS + _codeBias.NumberOfSat[CLOCKORBIT_SATSBAS]) {
369 sysCh = 'S';
370 }
371 else if (ii >= CLOCKORBIT_OFFSETBDS &&
372 ii < CLOCKORBIT_OFFSETBDS + _codeBias.NumberOfSat[CLOCKORBIT_SATBDS]) {
373 sysCh = 'C';
374 }
375 else {
376 continue;
377 }
378 t_satCodeBias satCodeBias;
379 satCodeBias._prn.set(sysCh, _codeBias.Sat[ii].ID);
380 satCodeBias._staID = _staID.toStdString();
381 satCodeBias._time = _lastTime;
382 satCodeBias._updateInt = _codeBias.UpdateInterval;
383 for (unsigned jj = 0; jj < _codeBias.Sat[ii].NumberOfCodeBiases; jj++) {
384 const CodeBias::BiasSat::CodeBiasEntry& biasEntry = _codeBias.Sat[ii].Biases[jj];
385 t_frqCodeBias frqCodeBias;
386 frqCodeBias._rnxType2ch = codeTypeToRnxType(sysCh, biasEntry.Type);
387 frqCodeBias._value = biasEntry.Bias;
388 if (!frqCodeBias._rnxType2ch.empty()) {
389 satCodeBias._bias.push_back(frqCodeBias);
390 }
391 }
392 _codeBiases[_lastTime].push_back(satCodeBias);
393 }
394
395 // Phase Biases
396 // -----------
397 for (unsigned ii = 0; ii < CLOCKORBIT_NUMGPS
398 + CLOCKORBIT_NUMGLONASS
399 + CLOCKORBIT_NUMGALILEO
400 + CLOCKORBIT_NUMQZSS
401 + CLOCKORBIT_NUMSBAS
402 + _phaseBias.NumberOfSat[CLOCKORBIT_SATBDS];
403 ii++) {
404 char sysCh = ' ';
405 if (ii < _phaseBias.NumberOfSat[CLOCKORBIT_SATGPS]) {
406 sysCh = 'G';
407 }
408 else if (ii >= CLOCKORBIT_OFFSETGLONASS &&
409 ii < CLOCKORBIT_OFFSETGLONASS + _phaseBias.NumberOfSat[CLOCKORBIT_SATGLONASS]) {
410 sysCh = 'R';
411 }
412 else if (ii >= CLOCKORBIT_OFFSETGALILEO &&
413 ii < CLOCKORBIT_OFFSETGALILEO + _phaseBias.NumberOfSat[CLOCKORBIT_SATGALILEO]) {
414 sysCh = 'E';
415 }
416 else if (ii >= CLOCKORBIT_OFFSETQZSS &&
417 ii < CLOCKORBIT_OFFSETQZSS + _phaseBias.NumberOfSat[CLOCKORBIT_SATQZSS]) {
418 sysCh = 'J';
419 }
420 else if (ii >= CLOCKORBIT_OFFSETSBAS &&
421 ii < CLOCKORBIT_OFFSETSBAS + _phaseBias.NumberOfSat[CLOCKORBIT_SATSBAS]) {
422 sysCh = 'S';
423 }
424 else if (ii >= CLOCKORBIT_OFFSETBDS &&
425 ii < CLOCKORBIT_OFFSETBDS + _phaseBias.NumberOfSat[CLOCKORBIT_SATBDS]) {
426 sysCh = 'C';
427 }
428 else {
429 continue;
430 }
431 t_satPhaseBias satPhaseBias;
432 satPhaseBias._prn.set(sysCh, _phaseBias.Sat[ii].ID);
433 satPhaseBias._staID = _staID.toStdString();
434 satPhaseBias._time = _lastTime;
435 satPhaseBias._updateInt = _phaseBias.UpdateInterval;
436 satPhaseBias._yawDeg = _phaseBias.Sat[ii].YawAngle * 180.0 / M_PI;
437 satPhaseBias._yawDegRate = _phaseBias.Sat[ii].YawRate * 180.0 / M_PI;
438 for (unsigned jj = 0; jj < _phaseBias.Sat[ii].NumberOfPhaseBiases; jj++) {
439 const PhaseBias::PhaseBiasSat::PhaseBiasEntry& biasEntry = _phaseBias.Sat[ii].Biases[jj];
440 t_frqPhaseBias frqPhaseBias;
441 frqPhaseBias._rnxType2ch = codeTypeToRnxType(sysCh, biasEntry.Type);
442 frqPhaseBias._value = biasEntry.Bias;
443 frqPhaseBias._fixIndicator = biasEntry.SignalIntegerIndicator;
444 frqPhaseBias._fixWideLaneIndicator = biasEntry.SignalsWideLaneIntegerIndicator;
445 frqPhaseBias._jumpCounter = biasEntry.SignalDiscontinuityCounter;
446 if (!frqPhaseBias._rnxType2ch.empty()) {
447 satPhaseBias._bias.push_back(frqPhaseBias);
448 }
449 }
450 _phaseBiases[_lastTime].push_back(satPhaseBias);
451 }
452
453 // Ionospheric Model
454 // -----------------
455 if (_vTEC.NumLayers > 0) {
456 _vTecMap[_lastTime]._time = _lastTime;
457 _vTecMap[_lastTime]._updateInt = _vTEC.UpdateInterval;
458 _vTecMap[_lastTime]._staID = _staID.toStdString();
459 for (unsigned ii = 0; ii < _vTEC.NumLayers; ii++) {
460 const VTEC::IonoLayers& ionoLayer = _vTEC.Layers[ii];
461 t_vTecLayer layer;
462 layer._height = ionoLayer.Height;
463 layer._C.ReSize(ionoLayer.Degree, ionoLayer.Order);
464 layer._S.ReSize(ionoLayer.Degree, ionoLayer.Order);
465 for (unsigned iDeg = 0; iDeg < ionoLayer.Degree; iDeg++) {
466 for (unsigned iOrd = 0; iOrd < ionoLayer.Order; iOrd++) {
467 layer._C[iDeg][iOrd] = ionoLayer.Cosinus[iDeg][iOrd];
468 layer._S[iDeg][iOrd] = ionoLayer.Sinus[iDeg][iOrd];
469 }
470 }
471 _vTecMap[_lastTime]._layers.push_back(layer);
472 }
473 }
474
475 // Dump all older epochs
476 // ---------------------
477 QMutableMapIterator<bncTime, QList<t_orbCorr> > itOrb(_orbCorrections);
478 while (itOrb.hasNext()) {
479 itOrb.next();
480 if (itOrb.key() < _lastTime) {
481 emit newOrbCorrections(itOrb.value());
482 t_orbCorr::writeEpoch(_out, itOrb.value());
483 itOrb.remove();
484 }
485 }
486 QMutableMapIterator<bncTime, QList<t_clkCorr> > itClk(_clkCorrections);
487 while (itClk.hasNext()) {
488 itClk.next();
489 if (itClk.key() < _lastTime) {
490 emit newClkCorrections(itClk.value());
491 t_clkCorr::writeEpoch(_out, itClk.value());
492 itClk.remove();
493 }
494 }
495 QMutableMapIterator<bncTime, QList<t_satCodeBias> > itCB(_codeBiases);
496 while (itCB.hasNext()) {
497 itCB.next();
498 if (itCB.key() < _lastTime) {
499 emit newCodeBiases(itCB.value());
500 t_satCodeBias::writeEpoch(_out, itCB.value());
501 itCB.remove();
502 }
503 }
504 QMutableMapIterator<bncTime, QList<t_satPhaseBias> > itPB(_phaseBiases);
505 while (itPB.hasNext()) {
506 itPB.next();
507 if (itPB.key() < _lastTime) {
508 emit newPhaseBiases(itPB.value());
509 t_satPhaseBias::writeEpoch(_out, itPB.value());
510 itPB.remove();
511 }
512 }
513 QMutableMapIterator<bncTime, t_vTec> itTec(_vTecMap);
514 while (itTec.hasNext()) {
515 itTec.next();
516 if (itTec.key() < _lastTime) {
517 emit newTec(itTec.value());
518 t_vTec::write(_out, itTec.value());
519 itTec.remove();
520 }
521 }
522}
523
524//
525////////////////////////////////////////////////////////////////////////////
526void RTCM3coDecoder::checkProviderID() {
527
528 if (_clkOrb.SSRProviderID == 0 && _clkOrb.SSRSolutionID == 0 && _clkOrb.SSRIOD == 0) {
529 return;
530 }
531
532 int newProviderID[3];
533 newProviderID[0] = _clkOrb.SSRProviderID;
534 newProviderID[1] = _clkOrb.SSRSolutionID;
535 newProviderID[2] = _clkOrb.SSRIOD;
536
537 bool alreadySet = false;
538 bool different = false;
539
540 for (unsigned ii = 0; ii < 3; ii++) {
541 if (_providerID[ii] != -1) {
542 alreadySet = true;
543 }
544 if (_providerID[ii] != newProviderID[ii]) {
545 different = true;
546 }
547 _providerID[ii] = newProviderID[ii];
548 }
549
550 if (alreadySet && different) {
551 emit newMessage("RTCM3coDecoder: Provider Changed " + _staID.toAscii() + "\n", true);
552 emit providerIDChanged(_staID);
553 }
554}
555
556//
557////////////////////////////////////////////////////////////////////////////
558void RTCM3coDecoder::setEpochTime() {
559
560 _lastTime.reset();
561
562 double epoSecGPS = -1.0;
563 double epoSecGlo = -1.0;
564 double epoSecGal = -1.0;
565 double epoSecQzss = -1.0;
566 double epoSecSbas = -1.0;
567 double epoSecBds = -1.0;
568 if (_clkOrb.NumberOfSat[CLOCKORBIT_SATGPS] > 0) {
569 epoSecGPS = _clkOrb.EpochTime[CLOCKORBIT_SATGPS]; // 0 .. 604799 s
570 }
571 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATGPS] > 0) {
572 epoSecGPS = _codeBias.EpochTime[CLOCKORBIT_SATGPS]; // 0 .. 604799 s
573 }
574 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATGPS] > 0) {
575 epoSecGPS = _phaseBias.EpochTime[CLOCKORBIT_SATGPS]; // 0 .. 604799 s
576 }
577 else if (_vTEC.NumLayers > 0) {
578 epoSecGPS = _vTEC.EpochTime; // 0 .. 604799 s
579 }
580 else if (_clkOrb.NumberOfSat[CLOCKORBIT_SATGLONASS] > 0) {
581 epoSecGlo = _clkOrb.EpochTime[CLOCKORBIT_SATGLONASS]; // 0 .. 86399 s
582 }
583 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATGLONASS] > 0) {
584 epoSecGlo = _codeBias.EpochTime[CLOCKORBIT_SATGLONASS]; // 0 .. 86399 s
585 }
586 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATGLONASS] > 0) {
587 epoSecGlo = _phaseBias.EpochTime[CLOCKORBIT_SATGLONASS]; // 0 .. 86399 s
588 }
589 else if (_clkOrb.NumberOfSat[CLOCKORBIT_SATGALILEO] > 0) {
590 epoSecGal = _clkOrb.EpochTime[CLOCKORBIT_SATGALILEO];
591 }
592 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATGALILEO] > 0) {
593 epoSecGal = _codeBias.EpochTime[CLOCKORBIT_SATGALILEO];
594 }
595 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATGALILEO] > 0) {
596 epoSecGal = _phaseBias.EpochTime[CLOCKORBIT_SATGALILEO];
597 }
598 else if (_clkOrb.NumberOfSat[CLOCKORBIT_SATQZSS] > 0) {
599 epoSecQzss = _clkOrb.EpochTime[CLOCKORBIT_SATQZSS];
600 }
601 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATQZSS] > 0) {
602 epoSecQzss = _codeBias.EpochTime[CLOCKORBIT_SATQZSS];
603 }
604 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATQZSS] > 0) {
605 epoSecQzss = _phaseBias.EpochTime[CLOCKORBIT_SATQZSS];
606 }
607 else if (_clkOrb.NumberOfSat[CLOCKORBIT_SATSBAS] > 0) {
608 epoSecSbas = _clkOrb.EpochTime[CLOCKORBIT_SATSBAS];
609 }
610 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATSBAS] > 0) {
611 epoSecSbas = _codeBias.EpochTime[CLOCKORBIT_SATSBAS];
612 }
613 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATSBAS] > 0) {
614 epoSecSbas = _phaseBias.EpochTime[CLOCKORBIT_SATSBAS];
615 }
616 else if (_clkOrb.NumberOfSat[CLOCKORBIT_SATBDS] > 0) {
617 epoSecBds = _clkOrb.EpochTime[CLOCKORBIT_SATBDS];
618 }
619 else if (_codeBias.NumberOfSat[CLOCKORBIT_SATBDS] > 0) {
620 epoSecBds = _codeBias.EpochTime[CLOCKORBIT_SATBDS];
621 }
622 else if (_phaseBias.NumberOfSat[CLOCKORBIT_SATBDS] > 0) {
623 epoSecBds = _phaseBias.EpochTime[CLOCKORBIT_SATBDS];
624 }
625
626 // Retrieve current time
627 // ---------------------
628 int currentWeek = 0;
629 double currentSec = 0.0;
630 currentGPSWeeks(currentWeek, currentSec);
631 bncTime currentTime(currentWeek, currentSec);
632
633 // Set _lastTime close to currentTime
634 // ----------------------------------
635 if (epoSecGPS != -1) {
636 _lastTime.set(currentWeek, epoSecGPS);
637 }
638 else if (epoSecGlo != -1) {
639 QDate date = dateAndTimeFromGPSweek(currentTime.gpsw(), currentTime.gpssec()).date();
640 epoSecGlo = epoSecGlo - 3 * 3600 + gnumleap(date.year(), date.month(), date.day());
641 _lastTime.set(currentWeek, epoSecGlo);
642 }
643 else if (epoSecGal != -1) {
644 _lastTime.set(currentWeek, epoSecGal);
645 }
646 else if (epoSecQzss != -1) {
647 _lastTime.set(currentWeek, epoSecQzss);
648 }
649 else if (epoSecSbas != -1) {
650 _lastTime.set(currentWeek, epoSecSbas);
651 }
652 else if (epoSecBds != -1) {
653 epoSecBds += 14.0;
654 _lastTime.set(currentWeek, epoSecBds);
655 }
656
657 if (_lastTime.valid()) {
658 double maxDiff = 12 * 3600.0;
659 while (_lastTime < currentTime - maxDiff) {
660 _lastTime = _lastTime + maxDiff;
661 }
662 while (_lastTime > currentTime + maxDiff) {
663 _lastTime = _lastTime - maxDiff;
664 }
665 }
666}
667
668//
669////////////////////////////////////////////////////////////////////////////
670string RTCM3coDecoder::codeTypeToRnxType(char system, CodeType type) const {
671 if (system == 'G') {
672 switch (type) {
673 case CODETYPEGPS_L1_CA: return "1C";
674 case CODETYPEGPS_L1_P: return "1P";
675 case CODETYPEGPS_L1_Z: return "1W";
676 case CODETYPEGPS_L2_CA: return "2C";
677 case CODETYPEGPS_SEMI_CODELESS: return "?N"; // which carrier ?
678 case CODETYPEGPS_L2_CM: return "2S";
679 case CODETYPEGPS_L2_CL: return "2L";
680 case CODETYPEGPS_L2_CML: return "2X";
681 case CODETYPEGPS_L2_P: return "2P";
682 case CODETYPEGPS_L2_Z: return "2W";
683 case CODETYPEGPS_L5_I: return "5I";
684 case CODETYPEGPS_L5_Q: return "5Q";
685 default: return "";
686 }
687 }
688 else if (system == 'R') {
689 switch (type) {
690 case CODETYPEGLONASS_L1_CA: return "1C";
691 case CODETYPEGLONASS_L1_P: return "1P";
692 case CODETYPEGLONASS_L2_CA: return "2C";
693 case CODETYPEGLONASS_L2_P: return "2P";
694 default: return "";
695 }
696 }
697 else if (system == 'E') {
698 switch (type) {
699 case CODETYPEGALILEO_E1_A: return "1A";
700 case CODETYPEGALILEO_E1_B: return "1B";
701 case CODETYPEGALILEO_E1_C: return "1C";
702 case CODETYPEGALILEO_E5A_I: return "5I";
703 case CODETYPEGALILEO_E5A_Q: return "5Q";
704 case CODETYPEGALILEO_E5B_I: return "7I";
705 case CODETYPEGALILEO_E5B_Q: return "7Q";
706 case CODETYPEGALILEO_E5_I: return "8I";
707 case CODETYPEGALILEO_E5_Q: return "8Q";
708 case CODETYPEGALILEO_E6_A: return "6A";
709 case CODETYPEGALILEO_E6_B: return "6B";
710 case CODETYPEGALILEO_E6_C: return "6C";
711 default: return "";
712 }
713 }
714 else if (system == 'J') {
715 switch (type) {
716 case CODETYPEQZSS_L1_CA: return "1C";
717 case CODETYPEQZSS_L1C_D: return "1S";
718 case CODETYPEQZSS_L1C_P: return "1L";
719 case CODETYPEQZSS_L1C_DP: return "1X";
720 case CODETYPEQZSS_L2_CM: return "2S";
721 case CODETYPEQZSS_L2_CL: return "2L";
722 case CODETYPEQZSS_L2_CML: return "2X";
723 case CODETYPEQZSS_L5_I: return "5I";
724 case CODETYPEQZSS_L5_Q: return "5Q";
725 case CODETYPEQZSS_L5_IQ: return "5X";
726 case CODETYPEQZSS_LEX_S: return "6S";
727 case CODETYPEQZSS_LEX_L: return "6L";
728 case CODETYPEQZSS_LEX_SL: return "6X";
729 default: return "";
730 }
731 }
732 else if (system == 'S') {
733 switch (type) {
734 case CODETYPE_SBAS_L1_CA: return "1C";
735 case CODETYPE_SBAS_L5_I: return "5I";
736 case CODETYPE_SBAS_L5_Q: return "5Q";
737 case CODETYPE_SBAS_L5_IQ: return "5X";
738 default: return "";
739 }
740 }
741 else if (system == 'C') {
742 switch (type) {
743 case CODETYPE_BDS_B1_I: return "1I";
744 case CODETYPE_BDS_B1_Q: return "1Q";
745 case CODETYPE_BDS_B1_IQ: return "1X";
746 case CODETYPE_BDS_B2_I: return "7I";
747 case CODETYPE_BDS_B2_Q: return "7Q";
748 case CODETYPE_BDS_B2_IQ: return "7X";
749 case CODETYPE_BDS_B3_I: return "6I";
750 case CODETYPE_BDS_B3_Q: return "6Q";
751 case CODETYPE_BDS_B3_IQ: return "6X";
752 default: return "";
753 }
754 }
755 return "";
756};
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