source: ntrip/trunk/BNC/src/PPP/pppSatObs.cpp@ 9596

Last change on this file since 9596 was 9596, checked in by stuerze, 2 years ago

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1/* -------------------------------------------------------------------------
2 * BKG NTRIP Client
3 * -------------------------------------------------------------------------
4 *
5 * Class: t_pppSatObs
6 *
7 * Purpose: Satellite observations
8 *
9 * Author: L. Mervart
10 *
11 * Created: 29-Jul-2014
12 *
13 * Changes:
14 *
15 * -----------------------------------------------------------------------*/
16
17
18#include <iostream>
19#include <iomanip>
20#include <cmath>
21#include <newmatio.h>
22
23#include "pppSatObs.h"
24#include "bncconst.h"
25#include "pppEphPool.h"
26#include "pppStation.h"
27#include "bncutils.h"
28#include "bncantex.h"
29#include "pppObsPool.h"
30#include "pppClient.h"
31
32using namespace BNC_PPP;
33using namespace std;
34
35// Constructor
36////////////////////////////////////////////////////////////////////////////
37t_pppSatObs::t_pppSatObs(const t_satObs& pppSatObs) {
38 _prn = pppSatObs._prn;
39 _time = pppSatObs._time;
40 _outlier = false;
41 _valid = true;
42 _reference = false;
43 _stecRefSat = 0.0;
44 _stecSat = 0.0;
45 for (unsigned ii = 0; ii < t_frequency::max; ii++) {
46 _obs[ii] = 0;
47 }
48 prepareObs(pppSatObs);
49}
50
51// Destructor
52////////////////////////////////////////////////////////////////////////////
53t_pppSatObs::~t_pppSatObs() {
54 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
55 delete _obs[iFreq];
56 }
57}
58
59//
60////////////////////////////////////////////////////////////////////////////
61void t_pppSatObs::prepareObs(const t_satObs& pppSatObs) {
62
63 _model.reset();
64
65 // Select pseudo-ranges and phase observations
66 // -------------------------------------------
67 string preferredAttrib = "G:12&WCPSLX R:12&PC E:1&CBX E:5&QIX C:26&IQX";
68 if (OPT->_obsModelType == OPT->DCMcodeBias ||
69 OPT->_obsModelType == OPT->DCMphaseBias) {
70 // at the moment only one code or phase bias per system (G,R,E,C)/modulation considered,
71 preferredAttrib = "G:12&W R:12&P E:1&CX E:5&QX C:26&I";
72 }
73
74 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
75 string frqNum = t_frequency::toString(t_frequency::type(iFreq)).substr(1);
76 for (unsigned iPref = 0; iPref < preferredAttrib.length(); iPref++) {
77 string obsType = (preferredAttrib[iPref] == '_') ? frqNum : frqNum + preferredAttrib[iPref];
78 if (_obs[iFreq] == 0) {
79 for (unsigned ii = 0; ii < pppSatObs._obs.size(); ii++) {
80 const t_frqObs* obs = pppSatObs._obs[ii];
81 if (obs->_rnxType2ch == obsType &&
82 obs->_codeValid && obs->_code &&
83 obs->_phaseValid && obs->_phase &&
84 obs->_lockTimeValid && obs->_lockTime > 5.0) {
85 _obs[iFreq] = new t_frqObs(*obs);
86 }
87 }
88 }
89 }
90 }
91
92 // Used frequency types
93 // --------------------
94 _fType1 = t_lc::toFreq(_prn.system(),t_lc::l1);
95 _fType2 = t_lc::toFreq(_prn.system(),t_lc::l2);
96
97 // Check whether all required frequencies available
98 // ------------------------------------------------
99 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
100 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
101 if (tLC == t_lc::GIM) {continue;}
102 if (!isValid(tLC)) {
103 _valid = false;
104 return;
105 }
106 }
107
108 // Find GLONASS Channel Number
109 // ---------------------------
110 if (_prn.system() == 'R') {
111 _channel = PPP_CLIENT->ephPool()->getChannel(_prn);
112 }
113 else {
114 _channel = 0;
115 }
116
117 // Compute Satellite Coordinates at Time of Transmission
118 // -----------------------------------------------------
119 _xcSat.ReSize(6); _xcSat = 0.0;
120 _vvSat.ReSize(3); _vvSat = 0.0;
121 bool totOK = false;
122 ColumnVector satPosOld(6); satPosOld = 0.0;
123 t_lc::type tLC = isValid(t_lc::cIF) ? t_lc::cIF : t_lc::c1;
124 double prange = obsValue(tLC);
125 for (int ii = 1; ii <= 10; ii++) {
126 bncTime ToT = _time - prange / t_CST::c - _xcSat[3];
127 if (PPP_CLIENT->ephPool()->getCrd(_prn, ToT, _xcSat, _vvSat) != success) {
128 _valid = false;
129 return;
130 }
131 ColumnVector dx = _xcSat - satPosOld;
132 dx[3] *= t_CST::c;
133 if (dx.NormFrobenius() < 1.e-4) {
134 totOK = true;
135 break;
136 }
137 satPosOld = _xcSat;
138 }
139 if (totOK) {
140 _signalPropagationTime = prange / t_CST::c - _xcSat[3];
141 _model._satClkM = _xcSat[3] * t_CST::c;
142 }
143 else {
144 _valid = false;
145 }
146}
147
148//
149////////////////////////////////////////////////////////////////////////////
150void t_pppSatObs::lcCoeff(t_lc::type tLC,
151 map<t_frequency::type, double>& codeCoeff,
152 map<t_frequency::type, double>& phaseCoeff,
153 map<t_frequency::type, double>& ionoCoeff) const {
154
155 codeCoeff.clear();
156 phaseCoeff.clear();
157 ionoCoeff.clear();
158
159 double f1 = t_CST::freq(_fType1, _channel);
160 double f2 = t_CST::freq(_fType2, _channel);
161 double f1GPS = t_CST::freq(t_frequency::G1, 0);
162
163 switch (tLC) {
164 case t_lc::l1:
165 phaseCoeff[_fType1] = 1.0;
166 ionoCoeff [_fType1] = -1.0 * pow(f1GPS, 2) / pow(f1, 2);
167 return;
168 case t_lc::l2:
169 phaseCoeff[_fType2] = 1.0;
170 ionoCoeff [_fType2] = -1.0 * pow(f1GPS, 2) / pow(f2, 2);
171 return;
172 case t_lc::lIF:
173 phaseCoeff[_fType1] = f1 * f1 / (f1 * f1 - f2 * f2);
174 phaseCoeff[_fType2] = -f2 * f2 / (f1 * f1 - f2 * f2);
175 return;
176 case t_lc::MW:
177 phaseCoeff[_fType1] = f1 / (f1 - f2);
178 phaseCoeff[_fType2] = -f2 / (f1 - f2);
179 codeCoeff[_fType1] = -f1 / (f1 + f2);
180 codeCoeff[_fType2] = -f2 / (f1 + f2);
181 return;
182 case t_lc::CL:
183 phaseCoeff[_fType1] = 0.5;
184 codeCoeff [_fType1] = 0.5;
185 return;
186 case t_lc::c1:
187 codeCoeff[_fType1] = 1.0;
188 ionoCoeff[_fType1] = pow(f1GPS, 2) / pow(f1, 2);
189 return;
190 case t_lc::c2:
191 codeCoeff[_fType2] = 1.0;
192 ionoCoeff[_fType2] = pow(f1GPS, 2) / pow(f2, 2);
193 return;
194 case t_lc::cIF:
195 codeCoeff[_fType1] = f1 * f1 / (f1 * f1 - f2 * f2);
196 codeCoeff[_fType2] = -f2 * f2 / (f1 * f1 - f2 * f2);
197 return;
198 case t_lc::GIM:
199 case t_lc::dummy:
200 case t_lc::maxLc:
201 return;
202 }
203}
204
205//
206////////////////////////////////////////////////////////////////////////////
207bool t_pppSatObs::isValid(t_lc::type tLC) const {
208 bool valid = true;
209 obsValue(tLC, &valid);
210
211 return valid;
212}
213//
214////////////////////////////////////////////////////////////////////////////
215double t_pppSatObs::obsValue(t_lc::type tLC, bool* valid) const {
216
217 double retVal = 0.0;
218 if (valid) *valid = true;
219
220 // Pseudo observations
221 if (tLC == t_lc::GIM) {
222 if (_stecRefSat == 0.0 || _stecSat == 0.0) {
223 if (valid) *valid = false;
224 return 0.0;
225 }
226 else {
227 return _stecRefSat;
228 }
229 }
230
231 map<t_frequency::type, double> codeCoeff;
232 map<t_frequency::type, double> phaseCoeff;
233 map<t_frequency::type, double> ionoCoeff;
234 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
235
236 map<t_frequency::type, double>::const_iterator it;
237
238 // Code observations
239 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
240 t_frequency::type tFreq = it->first;
241 if (_obs[tFreq] == 0) {
242 if (valid) *valid = false;
243 return 0.0;
244 }
245 else {
246 retVal += it->second * _obs[tFreq]->_code;
247 }
248 }
249 // Phase observations
250 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
251 t_frequency::type tFreq = it->first;
252 if (_obs[tFreq] == 0) {
253 if (valid) *valid = false;
254 return 0.0;
255 }
256 else {
257 retVal += it->second * _obs[tFreq]->_phase * t_CST::lambda(tFreq, _channel);
258 }
259 }
260 return retVal;
261}
262
263//
264////////////////////////////////////////////////////////////////////////////
265double t_pppSatObs::lambda(t_lc::type tLC) const {
266
267 double f1 = t_CST::freq(_fType1, _channel);
268 double f2 = t_CST::freq(_fType2, _channel);
269
270 if (tLC == t_lc::l1) {
271 return t_CST::c / f1;
272 }
273 else if (tLC == t_lc::l2) {
274 return t_CST::c / f2;
275 }
276 else if (tLC == t_lc::lIF) {
277 return t_CST::c / (f1 + f2);
278 }
279 else if (tLC == t_lc::MW) {
280 return t_CST::c / (f1 - f2);
281 }
282 else if (tLC == t_lc::CL) {
283 return t_CST::c / f1 / 2.0;
284 }
285
286 return 0.0;
287}
288
289//
290////////////////////////////////////////////////////////////////////////////
291double t_pppSatObs::sigma(t_lc::type tLC) const {
292
293 double retVal = 0.0;
294 map<t_frequency::type, double> codeCoeff;
295 map<t_frequency::type, double> phaseCoeff;
296 map<t_frequency::type, double> ionoCoeff;
297 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
298
299 if (tLC == t_lc::GIM) {
300 retVal = OPT->_sigmaGIM * OPT->_sigmaGIM + OPT->_sigmaGIM * OPT->_sigmaGIM;
301 }
302
303 map<t_frequency::type, double>::const_iterator it;
304 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
305 retVal += it->second * it->second * OPT->_sigmaC1 * OPT->_sigmaC1;
306 }
307
308 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
309 retVal += it->second * it->second * OPT->_sigmaL1 * OPT->_sigmaL1;
310 }
311
312 retVal = sqrt(retVal);
313
314 // De-Weight GLONASS
315 /* -----------------
316 if (_prn.system() == 'R' && t_lc::includesCode(tLC)) {
317 retVal *= 5.0;
318 }*/
319
320 // Elevation-Dependent Weighting
321 // -----------------------------
322 double cEle = 1.0;
323 if ( (OPT->_eleWgtCode && t_lc::includesCode(tLC)) ||
324 (OPT->_eleWgtPhase && t_lc::includesPhase(tLC)) ) {
325 double eleD = eleSat()*180.0/M_PI;
326 double hlp = fabs(90.0 - eleD);
327 cEle = (1.0 + hlp*hlp*hlp*0.000004);
328 }
329
330 return cEle * retVal;
331}
332
333//
334////////////////////////////////////////////////////////////////////////////
335double t_pppSatObs::maxRes(t_lc::type tLC) const {
336 double retVal = 0.0;
337
338 map<t_frequency::type, double> codeCoeff;
339 map<t_frequency::type, double> phaseCoeff;
340 map<t_frequency::type, double> ionoCoeff;
341 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
342
343 map<t_frequency::type, double>::const_iterator it;
344 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
345 retVal += it->second * it->second * OPT->_maxResC1 * OPT->_maxResC1;
346 }
347 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
348 retVal += it->second * it->second * OPT->_maxResL1 * OPT->_maxResL1;
349 }
350 if (tLC == t_lc::GIM) {
351 retVal = OPT->_maxResGIM * OPT->_maxResGIM + OPT->_maxResGIM * OPT->_maxResGIM;
352 }
353
354 retVal = sqrt(retVal);
355
356 return retVal;
357}
358
359
360//
361////////////////////////////////////////////////////////////////////////////
362t_irc t_pppSatObs::cmpModel(const t_pppStation* station) {
363
364 // Reset all model values
365 // ----------------------
366 _model.reset();
367
368 // Topocentric Satellite Position
369 // ------------------------------
370 ColumnVector rSat = _xcSat.Rows(1,3);
371 ColumnVector rRec = station->xyzApr();
372 ColumnVector rhoV = rSat - rRec;
373 _model._rho = rhoV.NormFrobenius();
374
375 ColumnVector vSat = _vvSat;
376
377 ColumnVector neu(3);
378 xyz2neu(station->ellApr().data(), rhoV.data(), neu.data());
379
380 _model._eleSat = acos(sqrt(neu[0]*neu[0] + neu[1]*neu[1]) / _model._rho);
381 if (neu[2] < 0) {
382 _model._eleSat *= -1.0;
383 }
384 _model._azSat = atan2(neu[1], neu[0]);
385
386 // Sun unit vector
387 ColumnVector xSun = t_astro::Sun(_time.mjddec());
388 xSun /= xSun.norm_Frobenius();
389
390 // Satellite unit vectors sz, sy, sx
391 ColumnVector sz = -rSat / rSat.norm_Frobenius();
392 ColumnVector sy = crossproduct(sz, xSun);
393 ColumnVector sx = crossproduct(sy, sz);
394
395 sx /= sx.norm_Frobenius();
396 sy /= sy.norm_Frobenius();
397
398 // LOS unit vector satellite --> receiver
399 ColumnVector rho = rRec - rSat;
400 rho /= rho.norm_Frobenius();
401
402 // LOS vector in satellite frame
403 ColumnVector u(3);
404 u(1) = dotproduct(sx, rho);
405 u(2) = dotproduct(sy, rho);
406 u(3) = dotproduct(sz, rho);
407
408 // Azimuth and elevation in satellite antenna frame
409 _model._elTx = atan2(u(3),sqrt(pow(u(2),2)+pow(u(1),2)));
410 _model._azTx = atan2(u(2),u(1));
411
412
413 // Satellite Clocks
414 // ----------------
415 _model._satClkM = _xcSat[3] * t_CST::c;
416
417 // Receiver Clocks
418 // ---------------
419 _model._recClkM = station->dClk() * t_CST::c;
420
421 // Sagnac Effect (correction due to Earth rotation)
422 // ------------------------------------------------
423 ColumnVector Omega(3);
424 Omega[0] = 0.0;
425 Omega[1] = 0.0;
426 Omega[2] = t_CST::omega / t_CST::c;
427 _model._sagnac = DotProduct(Omega, crossproduct(rSat, rRec));
428
429 // Antenna Eccentricity
430 // --------------------
431 _model._antEcc = -DotProduct(station->xyzEcc(), rhoV) / _model._rho;
432
433 // Antenna Phase Center Offsets and Variations
434 // -------------------------------------------
435 if (PPP_CLIENT->antex()) {
436 for (unsigned ii = 0; ii < t_frequency::max; ii++) {
437 t_frequency::type frqType = static_cast<t_frequency::type>(ii);
438 bool found;
439 QString prn(_prn.toString().c_str());
440 _model._antPCO[ii] = PPP_CLIENT->antex()->rcvCorr(station->antName(), frqType, _model._eleSat, _model._azSat, found);
441 _model._antPCO[ii] += PPP_CLIENT->antex()->satCorr(prn, frqType, _model._elTx, _model._azTx, found);
442 if (OPT->_isAPC && found) {
443 // the PCOs as given in the satellite antenna correction for all frequencies
444 // have to be reduced by the PCO of the reference frequency
445 if (_prn.system() == 'G') {
446 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::G1, _model._elTx, _model._azTx, found);
447 }
448 else if (_prn.system() == 'R') {
449 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::R1, _model._elTx, _model._azTx, found);
450 }
451 else if (_prn.system() == 'E') {
452 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::E1, _model._elTx, _model._azTx, found);
453 }
454 else if (_prn.system() == 'C') {
455 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::C2, _model._elTx, _model._azTx, found);
456 }
457 }
458 }
459 }
460
461 // Tropospheric Delay
462 // ------------------
463 _model._tropo = t_tropo::delay_saast(rRec, _model._eleSat);
464
465 // Code Biases
466 // -----------
467 const t_satCodeBias* satCodeBias = PPP_CLIENT->obsPool()->satCodeBias(_prn);
468 if (satCodeBias) {
469 for (unsigned ii = 0; ii < satCodeBias->_bias.size(); ii++) {
470 const t_frqCodeBias& bias = satCodeBias->_bias[ii];
471 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
472 const t_frqObs* obs = _obs[iFreq];
473 if (obs && obs->_rnxType2ch == bias._rnxType2ch) {
474 _model._codeBias[iFreq] = bias._value;
475 }
476 }
477 }
478 }
479
480 // Phase Biases
481 // -----------
482 const t_satPhaseBias* satPhaseBias = PPP_CLIENT->obsPool()->satPhaseBias(_prn);
483 double yaw = 0.0;
484 bool ssr = false;
485 if (satPhaseBias) {
486 double dt = station->epochTime() - satPhaseBias->_time;
487 if (satPhaseBias->_updateInt) {
488 dt -= (0.5 * ssrUpdateInt[satPhaseBias->_updateInt]);
489 }
490 yaw = satPhaseBias->_yaw + satPhaseBias->_yawRate * dt;
491 ssr = true;
492 for (unsigned ii = 0; ii < satPhaseBias->_bias.size(); ii++) {
493 const t_frqPhaseBias& bias = satPhaseBias->_bias[ii];
494 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
495 const t_frqObs* obs = _obs[iFreq];
496 if (obs && obs->_rnxType2ch == bias._rnxType2ch) {
497 _model._phaseBias[iFreq] = bias._value;
498 }
499 }
500 }
501 }
502
503 // Phase Wind-Up
504 // -------------
505 _model._windUp = station->windUp(_time, _prn, rSat, ssr, yaw, vSat) ;
506
507 // Relativistic effect due to earth gravity
508 // ----------------------------------------
509 double a = rSat.NormFrobenius() + rRec.NormFrobenius();
510 double b = (rSat - rRec).NormFrobenius();
511 double gm = 3.986004418e14; // m3/s2
512 _model._rel = 2 * gm / t_CST::c / t_CST::c * log((a + b) / (a - b));
513
514 // Tidal Correction
515 // ----------------
516 _model._tideEarth = -DotProduct(station->tideDsplEarth(), rhoV) / _model._rho;
517 _model._tideOcean = -DotProduct(station->tideDsplOcean(), rhoV) / _model._rho;
518
519 // Ionospheric Delay
520 // -----------------
521 const t_vTec* vTec = PPP_CLIENT->obsPool()->vTec();
522 bool vTecUsage = true;
523 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
524 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
525 if (tLC == t_lc::cIF || tLC == t_lc::lIF) {
526 vTecUsage = false;
527 }
528 }
529
530 if (vTecUsage && vTec) {
531 double stec = station->stec(vTec, _signalPropagationTime, rSat);
532 double f1GPS = t_CST::freq(t_frequency::G1, 0);
533 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
534 if (OPT->_pseudoObsIono) { // DCMcodeBias, DCMphaseBias
535 // For scaling the slant ionospheric delays the trick is to be consistent with units!
536 // The conversion of TECU into meters requires the frequency of the signal.
537 // Hence, GPS L1 frequency is used for all systems. The same is true for mu_i in lcCoeff().
538 _model._ionoCodeDelay[iFreq] = 40.3E16 / pow(f1GPS, 2) * stec;
539 }
540 else { // PPP-RTK
541 t_frequency::type frqType = static_cast<t_frequency::type>(iFreq);
542 _model._ionoCodeDelay[iFreq] = 40.3E16 / pow(t_CST::freq(frqType, _channel), 2) * stec;
543 }
544 }
545 }
546
547 // Set Model Set Flag
548 // ------------------
549 _model._set = true;
550
551 //printModel();
552
553 return success;
554}
555
556//
557////////////////////////////////////////////////////////////////////////////
558void t_pppSatObs::printModel() const {
559
560 LOG.setf(ios::fixed);
561 LOG << "\nMODEL for Satellite " << _prn.toString() << (isReference() ? " (Reference Satellite)" : "")
562
563 << "======================= " << endl
564 << "PPP STRATEGY : " << OPT->_obsmodelTypeStr.at((int)OPT->_obsModelType).toLocal8Bit().constData()
565 << ((OPT->_pseudoObsIono) ? " with pseudo-observations for STEC" : "") << endl
566 << "RHO : " << setw(12) << setprecision(3) << _model._rho << endl
567 << "ELE : " << setw(12) << setprecision(3) << _model._eleSat * RHO_DEG << endl
568 << "AZI : " << setw(12) << setprecision(3) << _model._azSat * RHO_DEG << endl
569 << "SATCLK : " << setw(12) << setprecision(3) << _model._satClkM << endl
570 << "RECCLK : " << setw(12) << setprecision(3) << _model._recClkM << endl
571 << "SAGNAC : " << setw(12) << setprecision(3) << _model._sagnac << endl
572 << "ANTECC : " << setw(12) << setprecision(3) << _model._antEcc << endl
573 << "TROPO : " << setw(12) << setprecision(3) << _model._tropo << endl
574 << "WINDUP : " << setw(12) << setprecision(3) << _model._windUp << endl
575 << "REL : " << setw(12) << setprecision(3) << _model._rel << endl
576 << "EARTH TIDES : " << setw(12) << setprecision(3) << _model._tideEarth << endl
577 << "OCEAN TIDES : " << setw(12) << setprecision(3) << _model._tideOcean << endl
578 << endl
579 << "FREQUENCY DEPENDENT CORRECTIONS:" << endl
580 << "-------------------------------" << endl;
581 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
582 if (_obs[iFreq]) {
583 string frqStr = t_frequency::toString(t_frequency::type(iFreq));
584 if (_prn.system() == frqStr[0]) {
585 LOG << "PCO : " << frqStr << setw(12) << setprecision(3) << _model._antPCO[iFreq] << endl
586 << "BIAS CODE : " << frqStr << setw(12) << setprecision(3) << _model._codeBias[iFreq] << endl
587 << "BIAS PHASE : " << frqStr << setw(12) << setprecision(3) << _model._phaseBias[iFreq] << endl
588 << "IONO CODEDELAY: " << frqStr << setw(12) << setprecision(3) << _model._ionoCodeDelay[iFreq]<< endl;
589 }
590 }
591 }
592}
593
594//
595////////////////////////////////////////////////////////////////////////////
596void t_pppSatObs::printObsMinusComputed() const {
597// TODO: LOG should be LOG
598 cout.setf(ios::fixed);
599 cout << "\nOBS-COMP for Satellite " << _prn.toString() << (isReference() ? " (Reference Satellite)" : "") << endl
600 << "========================== " << endl;
601 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
602 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
603 cout << "OBS-CMP " << setw(4) << t_lc::toString(tLC) << ": " << _prn.toString() << " "
604 << setw(12) << setprecision(3) << obsValue(tLC) << " "
605 << setw(12) << setprecision(3) << cmpValue(tLC) << " "
606 << setw(12) << setprecision(3) << obsValue(tLC) - cmpValue(tLC) << endl;
607 }
608}
609
610
611//
612////////////////////////////////////////////////////////////////////////////
613double t_pppSatObs::cmpValueForBanc(t_lc::type tLC) const {
614 return cmpValue(tLC) - _model._rho - _model._sagnac - _model._recClkM;
615}
616
617//
618////////////////////////////////////////////////////////////////////////////
619double t_pppSatObs::cmpValue(t_lc::type tLC) const {
620 double cmpValue;
621
622 if (!isValid(tLC)) {
623 cmpValue = 0.0;
624 }
625 else if (tLC == t_lc::GIM) {
626 cmpValue = _stecSat;
627 }
628 else {
629 // Non-Dispersive Part
630 // -------------------
631 double nonDisp = _model._rho
632 + _model._recClkM - _model._satClkM
633 + _model._sagnac + _model._antEcc + _model._tropo
634 + _model._tideEarth + _model._tideOcean + _model._rel;
635
636 // Add Dispersive Part
637 // -------------------
638 double dispPart = 0.0;
639 map<t_frequency::type, double> codeCoeff;
640 map<t_frequency::type, double> phaseCoeff;
641 map<t_frequency::type, double> ionoCoeff;
642 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
643 map<t_frequency::type, double>::const_iterator it;
644 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
645 t_frequency::type tFreq = it->first;
646 dispPart += it->second * (_model._antPCO[tFreq] - _model._codeBias[tFreq]);
647 if (OPT->PPPRTK) {
648 dispPart += it->second * (_model._ionoCodeDelay[tFreq]);
649 }
650 }
651 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
652 t_frequency::type tFreq = it->first;
653 dispPart += it->second * (_model._antPCO[tFreq] - _model._phaseBias[tFreq] +
654 _model._windUp * t_CST::lambda(tFreq, _channel));
655 if (OPT->PPPRTK) {
656 dispPart += it->second * (- _model._ionoCodeDelay[tFreq]);
657 }
658 }
659 cmpValue = nonDisp + dispPart;
660 }
661
662 return cmpValue;
663}
664
665//
666////////////////////////////////////////////////////////////////////////////
667void t_pppSatObs::setRes(t_lc::type tLC, double res) {
668 _res[tLC] = res;
669}
670
671//
672////////////////////////////////////////////////////////////////////////////
673double t_pppSatObs::getRes(t_lc::type tLC) const {
674 map<t_lc::type, double>::const_iterator it = _res.find(tLC);
675 if (it != _res.end()) {
676 return it->second;
677 }
678 else {
679 return 0.0;
680 }
681}
682
683//
684////////////////////////////////////////////////////////////////////////////
685void t_pppSatObs::setPseudoObsIono(t_frequency::type freq, double stecRefSat) {
686 _stecSat = _model._ionoCodeDelay[freq];
687 _stecRefSat = stecRefSat;
688}
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