source: ntrip/trunk/BNC/src/PPP/pppSatObs.cpp@ 9566

Last change on this file since 9566 was 9566, checked in by stuerze, 2 years ago

update regarding PPP
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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[iFreq] = new t_frqObs(*obs);
85 }
86 }
87 }
88 }
89 }
90
91 // Used frequency types
92 // --------------------
93 _fType1 = t_lc::toFreq(_prn.system(),t_lc::l1);
94 _fType2 = t_lc::toFreq(_prn.system(),t_lc::l2);
95
96 // Check whether all required frequencies available
97 // ------------------------------------------------
98 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
99 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
100 if (tLC == t_lc::GIM) {continue;}
101 if (!isValid(tLC)) {
102 _valid = false;
103 return;
104 }
105 }
106
107 // Find GLONASS Channel Number
108 // ---------------------------
109 if (_prn.system() == 'R') {
110 _channel = PPP_CLIENT->ephPool()->getChannel(_prn);
111 }
112 else {
113 _channel = 0;
114 }
115
116 // Compute Satellite Coordinates at Time of Transmission
117 // -----------------------------------------------------
118 _xcSat.ReSize(6); _xcSat = 0.0;
119 _vvSat.ReSize(3); _vvSat = 0.0;
120 bool totOK = false;
121 ColumnVector satPosOld(6); satPosOld = 0.0;
122 t_lc::type tLC = isValid(t_lc::cIF) ? t_lc::cIF : t_lc::c1;
123 double prange = obsValue(tLC);
124 for (int ii = 1; ii <= 10; ii++) {
125 bncTime ToT = _time - prange / t_CST::c - _xcSat[3];
126 if (PPP_CLIENT->ephPool()->getCrd(_prn, ToT, _xcSat, _vvSat) != success) {
127 _valid = false;
128 return;
129 }
130 ColumnVector dx = _xcSat - satPosOld;
131 dx[3] *= t_CST::c;
132 if (dx.NormFrobenius() < 1.e-4) {
133 totOK = true;
134 break;
135 }
136 satPosOld = _xcSat;
137 }
138 if (totOK) {
139 _signalPropagationTime = prange / t_CST::c - _xcSat[3];
140 _model._satClkM = _xcSat[3] * t_CST::c;
141 }
142 else {
143 _valid = false;
144 }
145}
146
147//
148////////////////////////////////////////////////////////////////////////////
149void t_pppSatObs::lcCoeff(t_lc::type tLC,
150 map<t_frequency::type, double>& codeCoeff,
151 map<t_frequency::type, double>& phaseCoeff,
152 map<t_frequency::type, double>& ionoCoeff) const {
153
154 codeCoeff.clear();
155 phaseCoeff.clear();
156 ionoCoeff.clear();
157
158 double f1 = t_CST::freq(_fType1, _channel);
159 double f2 = t_CST::freq(_fType2, _channel);
160 double f1GPS = t_CST::freq(t_frequency::G1, 0);
161
162 switch (tLC) {
163 case t_lc::l1:
164 phaseCoeff[_fType1] = 1.0;
165 ionoCoeff [_fType1] = -1.0 * pow(f1GPS, 2) / pow(f1, 2);
166 return;
167 case t_lc::l2:
168 phaseCoeff[_fType2] = 1.0;
169 ionoCoeff [_fType2] = -1.0 * pow(f1GPS, 2) / pow(f2, 2);
170 return;
171 case t_lc::lIF:
172 phaseCoeff[_fType1] = f1 * f1 / (f1 * f1 - f2 * f2);
173 phaseCoeff[_fType2] = -f2 * f2 / (f1 * f1 - f2 * f2);
174 return;
175 case t_lc::MW:
176 phaseCoeff[_fType1] = f1 / (f1 - f2);
177 phaseCoeff[_fType2] = -f2 / (f1 - f2);
178 codeCoeff[_fType1] = -f1 / (f1 + f2);
179 codeCoeff[_fType2] = -f2 / (f1 + f2);
180 return;
181 case t_lc::CL:
182 phaseCoeff[_fType1] = 0.5;
183 codeCoeff [_fType1] = 0.5;
184 return;
185 case t_lc::c1:
186 codeCoeff[_fType1] = 1.0;
187 ionoCoeff[_fType1] = pow(f1GPS, 2) / pow(f1, 2);
188 return;
189 case t_lc::c2:
190 codeCoeff[_fType2] = 1.0;
191 ionoCoeff[_fType2] = pow(f1GPS, 2) / pow(f2, 2);
192 return;
193 case t_lc::cIF:
194 codeCoeff[_fType1] = f1 * f1 / (f1 * f1 - f2 * f2);
195 codeCoeff[_fType2] = -f2 * f2 / (f1 * f1 - f2 * f2);
196 return;
197 case t_lc::GIM:
198 case t_lc::dummy:
199 case t_lc::maxLc:
200 return;
201 }
202}
203
204//
205////////////////////////////////////////////////////////////////////////////
206bool t_pppSatObs::isValid(t_lc::type tLC) const {
207 bool valid = true;
208 obsValue(tLC, &valid);
209
210 return valid;
211}
212//
213////////////////////////////////////////////////////////////////////////////
214double t_pppSatObs::obsValue(t_lc::type tLC, bool* valid) const {
215
216 double retVal = 0.0;
217 if (valid) *valid = true;
218
219 // Pseudo observations
220 if (tLC == t_lc::GIM) {
221 if (_stecRefSat == 0.0 || _stecSat == 0.0) {
222 if (valid) *valid = false;
223 return 0.0;
224 }
225 else {
226 return _stecRefSat;
227 }
228 }
229
230 map<t_frequency::type, double> codeCoeff;
231 map<t_frequency::type, double> phaseCoeff;
232 map<t_frequency::type, double> ionoCoeff;
233 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
234
235 map<t_frequency::type, double>::const_iterator it;
236
237 // Code observations
238 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
239 t_frequency::type tFreq = it->first;
240 if (_obs[tFreq] == 0) {
241 if (valid) *valid = false;
242 return 0.0;
243 }
244 else {
245 retVal += it->second * _obs[tFreq]->_code;
246 }
247 }
248 // Phase observations
249 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
250 t_frequency::type tFreq = it->first;
251 if (_obs[tFreq] == 0) {
252 if (valid) *valid = false;
253 return 0.0;
254 }
255 else {
256 retVal += it->second * _obs[tFreq]->_phase * t_CST::lambda(tFreq, _channel);
257 }
258 }
259 return retVal;
260}
261
262//
263////////////////////////////////////////////////////////////////////////////
264double t_pppSatObs::lambda(t_lc::type tLC) const {
265
266 double f1 = t_CST::freq(_fType1, _channel);
267 double f2 = t_CST::freq(_fType2, _channel);
268
269 if (tLC == t_lc::l1) {
270 return t_CST::c / f1;
271 }
272 else if (tLC == t_lc::l2) {
273 return t_CST::c / f2;
274 }
275 else if (tLC == t_lc::lIF) {
276 return t_CST::c / (f1 + f2);
277 }
278 else if (tLC == t_lc::MW) {
279 return t_CST::c / (f1 - f2);
280 }
281 else if (tLC == t_lc::CL) {
282 return t_CST::c / f1 / 2.0;
283 }
284
285 return 0.0;
286}
287
288//
289////////////////////////////////////////////////////////////////////////////
290double t_pppSatObs::sigma(t_lc::type tLC) const {
291
292 double retVal = 0.0;
293 map<t_frequency::type, double> codeCoeff;
294 map<t_frequency::type, double> phaseCoeff;
295 map<t_frequency::type, double> ionoCoeff;
296 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
297
298 if (tLC == t_lc::GIM) {
299 retVal = OPT->_sigmaGIM * OPT->_sigmaGIM + OPT->_sigmaGIM * OPT->_sigmaGIM;
300 }
301
302 map<t_frequency::type, double>::const_iterator it;
303 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
304 retVal += it->second * it->second * OPT->_sigmaC1 * OPT->_sigmaC1;
305 }
306
307 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
308 retVal += it->second * it->second * OPT->_sigmaL1 * OPT->_sigmaL1;
309 }
310
311 retVal = sqrt(retVal);
312
313 // De-Weight measurements
314 // ----------------------
315 if (_prn.system() == 'R' && t_lc::includesCode(tLC)) {
316 retVal *= 5.0;
317 }
318 if (_prn.system() == 'C' && t_lc::includesCode(tLC)) {
319 retVal *= 5.0;
320 }
321
322 // Elevation-Dependent Weighting
323 // -----------------------------
324 double cEle = 1.0;
325 if ( (OPT->_eleWgtCode && t_lc::includesCode(tLC)) ||
326 (OPT->_eleWgtPhase && t_lc::includesPhase(tLC)) ) {
327 double eleD = eleSat()*180.0/M_PI;
328 double hlp = fabs(90.0 - eleD);
329 cEle = (1.0 + hlp*hlp*hlp*0.000004);
330 }
331
332 return cEle * retVal;
333}
334
335//
336////////////////////////////////////////////////////////////////////////////
337double t_pppSatObs::maxRes(t_lc::type tLC) const {
338 double retVal = 0.0;
339
340 map<t_frequency::type, double> codeCoeff;
341 map<t_frequency::type, double> phaseCoeff;
342 map<t_frequency::type, double> ionoCoeff;
343 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
344
345 map<t_frequency::type, double>::const_iterator it;
346 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
347 retVal += it->second * it->second * OPT->_maxResC1 * OPT->_maxResC1;
348 }
349 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
350 retVal += it->second * it->second * OPT->_maxResL1 * OPT->_maxResL1;
351 }
352 if (tLC == t_lc::GIM) {
353 retVal = OPT->_maxResGIM * OPT->_maxResGIM + OPT->_maxResGIM * OPT->_maxResGIM;
354 }
355
356 retVal = sqrt(retVal);
357
358 return retVal;
359}
360
361
362//
363////////////////////////////////////////////////////////////////////////////
364t_irc t_pppSatObs::cmpModel(const t_pppStation* station) {
365
366 // Reset all model values
367 // ----------------------
368 _model.reset();
369
370 // Topocentric Satellite Position
371 // ------------------------------
372 ColumnVector rSat = _xcSat.Rows(1,3);
373 ColumnVector rRec = station->xyzApr();
374 ColumnVector rhoV = rSat - rRec;
375 _model._rho = rhoV.NormFrobenius();
376
377 ColumnVector vSat = _vvSat;
378
379 ColumnVector neu(3);
380 xyz2neu(station->ellApr().data(), rhoV.data(), neu.data());
381
382 _model._eleSat = acos(sqrt(neu[0]*neu[0] + neu[1]*neu[1]) / _model._rho);
383 if (neu[2] < 0) {
384 _model._eleSat *= -1.0;
385 }
386 _model._azSat = atan2(neu[1], neu[0]);
387
388 // Sun unit vector
389 ColumnVector xSun = t_astro::Sun(_time.mjddec());
390 xSun /= xSun.norm_Frobenius();
391
392 // Satellite unit vectors sz, sy, sx
393 ColumnVector sz = -rSat / rSat.norm_Frobenius();
394 ColumnVector sy = crossproduct(sz, xSun);
395 ColumnVector sx = crossproduct(sy, sz);
396
397 sx /= sx.norm_Frobenius();
398 sy /= sy.norm_Frobenius();
399
400 // LOS unit vector satellite --> receiver
401 ColumnVector rho = rRec - rSat;
402 rho /= rho.norm_Frobenius();
403
404 // LOS vector in satellite frame
405 ColumnVector u(3);
406 u(1) = dotproduct(sx, rho);
407 u(2) = dotproduct(sy, rho);
408 u(3) = dotproduct(sz, rho);
409
410 // Azimuth and elevation in satellite antenna frame
411 _model._elTx = atan2(u(3),sqrt(pow(u(2),2)+pow(u(1),2)));
412 _model._azTx = atan2(u(2),u(1));
413
414
415 // Satellite Clocks
416 // ----------------
417 _model._satClkM = _xcSat[3] * t_CST::c;
418
419 // Receiver Clocks
420 // ---------------
421 _model._recClkM = station->dClk() * t_CST::c;
422
423 // Sagnac Effect (correction due to Earth rotation)
424 // ------------------------------------------------
425 ColumnVector Omega(3);
426 Omega[0] = 0.0;
427 Omega[1] = 0.0;
428 Omega[2] = t_CST::omega / t_CST::c;
429 _model._sagnac = DotProduct(Omega, crossproduct(rSat, rRec));
430
431 // Antenna Eccentricity
432 // --------------------
433 _model._antEcc = -DotProduct(station->xyzEcc(), rhoV) / _model._rho;
434
435 // Antenna Phase Center Offsets and Variations
436 // -------------------------------------------
437 if (PPP_CLIENT->antex()) {
438 for (unsigned ii = 0; ii < t_frequency::max; ii++) {
439 t_frequency::type frqType = static_cast<t_frequency::type>(ii);
440 bool found;
441 QString prn(_prn.toString().c_str());
442 _model._antPCO[ii] = PPP_CLIENT->antex()->rcvCorr(station->antName(), frqType, _model._eleSat, _model._azSat, found);
443 _model._antPCO[ii] += PPP_CLIENT->antex()->satCorr(prn, frqType, _model._elTx, _model._azTx, found);
444 if (OPT->_isAPC && found) {
445 // the PCOs as given in the satellite antenna correction for all frequencies
446 // have to be reduced by the PCO of the reference frequency
447 if (_prn.system() == 'G') {
448 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::G1, _model._elTx, _model._azTx, found);
449 }
450 else if (_prn.system() == 'R') {
451 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::R1, _model._elTx, _model._azTx, found);
452 }
453 else if (_prn.system() == 'E') {
454 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::E1, _model._elTx, _model._azTx, found);
455 }
456 else if (_prn.system() == 'C') {
457 _model._antPCO[ii] -= PPP_CLIENT->antex()->satCorr(prn, t_frequency::C2, _model._elTx, _model._azTx, found);
458 }
459 }
460 }
461 }
462
463 // Tropospheric Delay
464 // ------------------
465 _model._tropo = t_tropo::delay_saast(rRec, _model._eleSat);
466 _model._tropo0 = t_tropo::delay_saast(rRec, M_PI/2.0);
467
468 // Code Biases
469 // -----------
470 const t_satCodeBias* satCodeBias = PPP_CLIENT->obsPool()->satCodeBias(_prn);
471 if (satCodeBias) {
472 for (unsigned ii = 0; ii < satCodeBias->_bias.size(); ii++) {
473 const t_frqCodeBias& bias = satCodeBias->_bias[ii];
474 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
475 const t_frqObs* obs = _obs[iFreq];
476 if (obs && obs->_rnxType2ch == bias._rnxType2ch) {
477 _model._codeBias[iFreq] = bias._value;
478 }
479 }
480 }
481 }
482
483 // Phase Biases
484 // -----------
485 const t_satPhaseBias* satPhaseBias = PPP_CLIENT->obsPool()->satPhaseBias(_prn);
486 double yaw = 0.0;
487 bool ssr = false;
488 if (satPhaseBias) {
489 double dt = station->epochTime() - satPhaseBias->_time;
490 if (satPhaseBias->_updateInt) {
491 dt -= (0.5 * ssrUpdateInt[satPhaseBias->_updateInt]);
492 }
493 yaw = satPhaseBias->_yaw + satPhaseBias->_yawRate * dt;
494 ssr = true;
495 for (unsigned ii = 0; ii < satPhaseBias->_bias.size(); ii++) {
496 const t_frqPhaseBias& bias = satPhaseBias->_bias[ii];
497 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
498 const t_frqObs* obs = _obs[iFreq];
499 if (obs && obs->_rnxType2ch == bias._rnxType2ch) {
500 _model._phaseBias[iFreq] = bias._value;
501 }
502 }
503 }
504 }
505
506 // Phase Wind-Up
507 // -------------
508 _model._windUp = station->windUp(_time, _prn, rSat, ssr, yaw, vSat) ;
509
510 // Relativistic effect due to earth gravity
511 // ----------------------------------------
512 double a = rSat.NormFrobenius() + rRec.NormFrobenius();
513 double b = (rSat - rRec).NormFrobenius();
514 double gm = 3.986004418e14; // m3/s2
515 _model._rel = 2 * gm / t_CST::c / t_CST::c * log((a + b) / (a - b));
516
517 // Tidal Correction
518 // ----------------
519 _model._tideEarth = -DotProduct(station->tideDsplEarth(), rhoV) / _model._rho;
520 _model._tideOcean = -DotProduct(station->tideDsplOcean(), rhoV) / _model._rho;
521
522 // Ionospheric Delay
523 // -----------------
524 const t_vTec* vTec = PPP_CLIENT->obsPool()->vTec();
525 bool vTecUsage = true;
526 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
527 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
528 if (tLC == t_lc::cIF || tLC == t_lc::lIF) {
529 vTecUsage = false;
530 }
531 }
532
533 if (vTecUsage && vTec) {
534 double stec = station->stec(vTec, _signalPropagationTime, rSat);
535 double f1GPS = t_CST::freq(t_frequency::G1, 0);
536 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
537 if (OPT->_pseudoObsIono) { // DCMcodeBias, DCMphaseBias
538 // For scaling the slant ionospheric delays the trick is to be consistent with units!
539 // The conversion of TECU into meters requires the frequency of the signal.
540 // Hence, GPS L1 frequency is used for all systems. The same is true for mu_i in lcCoeff().
541 _model._ionoCodeDelay[iFreq] = 40.3E16 / pow(f1GPS, 2) * stec;
542 }
543 else { // PPP-RTK
544 t_frequency::type frqType = static_cast<t_frequency::type>(iFreq);
545 _model._ionoCodeDelay[iFreq] = 40.3E16 / pow(t_CST::freq(frqType, _channel), 2) * stec;
546 }
547 }
548 }
549
550 // Set Model Set Flag
551 // ------------------
552 _model._set = true;
553
554 //printModel();
555
556 return success;
557}
558
559//
560////////////////////////////////////////////////////////////////////////////
561void t_pppSatObs::printModel() const {
562
563 LOG.setf(ios::fixed);
564 LOG << "\nMODEL for Satellite " << _prn.toString() << (isReference() ? " (Reference Satellite)" : "")
565
566 << "======================= " << endl
567 << "PPP STRATEGY : " << OPT->_obsmodelTypeStr.at((int)OPT->_obsModelType).toLocal8Bit().constData()
568 << ((OPT->_pseudoObsIono) ? " with pseudo-observations for STEC" : "") << endl
569 << "RHO : " << setw(12) << setprecision(3) << _model._rho << endl
570 << "ELE : " << setw(12) << setprecision(3) << _model._eleSat * RHO_DEG << endl
571 << "AZI : " << setw(12) << setprecision(3) << _model._azSat * RHO_DEG << endl
572 << "SATCLK : " << setw(12) << setprecision(3) << _model._satClkM << endl
573 << "RECCLK : " << setw(12) << setprecision(3) << _model._recClkM << endl
574 << "SAGNAC : " << setw(12) << setprecision(3) << _model._sagnac << endl
575 << "ANTECC : " << setw(12) << setprecision(3) << _model._antEcc << endl
576 << "TROPO : " << setw(12) << setprecision(3) << _model._tropo << endl
577 << "WINDUP : " << setw(12) << setprecision(3) << _model._windUp << endl
578 << "REL : " << setw(12) << setprecision(3) << _model._rel << endl
579 << "EARTH TIDES : " << setw(12) << setprecision(3) << _model._tideEarth << endl
580 << "OCEAN TIDES : " << setw(12) << setprecision(3) << _model._tideOcean << endl
581 << endl
582 << "FREQUENCY DEPENDENT CORRECTIONS:" << endl
583 << "-------------------------------" << endl;
584 for (unsigned iFreq = 1; iFreq < t_frequency::max; iFreq++) {
585 if (_obs[iFreq]) {
586 string frqStr = t_frequency::toString(t_frequency::type(iFreq));
587 if (_prn.system() == frqStr[0]) {
588 LOG << "PCO : " << frqStr << setw(12) << setprecision(3) << _model._antPCO[iFreq] << endl
589 << "BIAS CODE : " << frqStr << setw(12) << setprecision(3) << _model._codeBias[iFreq] << endl
590 << "BIAS PHASE : " << frqStr << setw(12) << setprecision(3) << _model._phaseBias[iFreq] << endl
591 << "IONO CODEDELAY: " << frqStr << setw(12) << setprecision(3) << _model._ionoCodeDelay[iFreq]<< endl;
592 }
593 }
594 }
595}
596
597//
598////////////////////////////////////////////////////////////////////////////
599void t_pppSatObs::printObsMinusComputed() const {
600// TODO: cout should be LOG
601 cout.setf(ios::fixed);
602 cout << "\nOBS-COMP for Satellite " << _prn.toString() << (isReference() ? " (Reference Satellite)" : "") << endl
603 << "========================== " << endl;
604 for (unsigned ii = 0; ii < OPT->LCs(_prn.system()).size(); ii++) {
605 t_lc::type tLC = OPT->LCs(_prn.system())[ii];
606 cout << "OBS-CMP " << setw(4) << t_lc::toString(tLC) << ": " << _prn.toString() << " "
607 << setw(12) << setprecision(3) << obsValue(tLC) << " "
608 << setw(12) << setprecision(3) << cmpValue(tLC) << " "
609 << setw(12) << setprecision(3) << obsValue(tLC) - cmpValue(tLC) << endl;
610 }
611}
612
613
614//
615////////////////////////////////////////////////////////////////////////////
616double t_pppSatObs::cmpValueForBanc(t_lc::type tLC) const {
617 return cmpValue(tLC) - _model._rho - _model._sagnac - _model._recClkM;
618}
619
620//
621////////////////////////////////////////////////////////////////////////////
622double t_pppSatObs::cmpValue(t_lc::type tLC) const {
623 double cmpValue;
624
625 if (!isValid(tLC)) {
626 cmpValue = 0.0;
627 }
628 else if (tLC == t_lc::GIM) {
629 cmpValue = _stecSat;
630 }
631 else {
632 // Non-Dispersive Part
633 // -------------------
634 double nonDisp = _model._rho
635 + _model._recClkM - _model._satClkM
636 + _model._sagnac + _model._antEcc + _model._tropo
637 + _model._tideEarth + _model._tideOcean + _model._rel;
638
639 // Add Dispersive Part
640 // -------------------
641 double dispPart = 0.0;
642 map<t_frequency::type, double> codeCoeff;
643 map<t_frequency::type, double> phaseCoeff;
644 map<t_frequency::type, double> ionoCoeff;
645 lcCoeff(tLC, codeCoeff, phaseCoeff, ionoCoeff);
646 map<t_frequency::type, double>::const_iterator it;
647 for (it = codeCoeff.begin(); it != codeCoeff.end(); it++) {
648 t_frequency::type tFreq = it->first;
649 dispPart += it->second * (_model._antPCO[tFreq] - _model._codeBias[tFreq]);
650 if (OPT->PPPRTK) {
651 dispPart += it->second * (_model._ionoCodeDelay[tFreq]);
652 }
653 }
654 for (it = phaseCoeff.begin(); it != phaseCoeff.end(); it++) {
655 t_frequency::type tFreq = it->first;
656 dispPart += it->second * (_model._antPCO[tFreq] - _model._phaseBias[tFreq] +
657 _model._windUp * t_CST::lambda(tFreq, _channel));
658 if (OPT->PPPRTK) {
659 dispPart += it->second * (- _model._ionoCodeDelay[tFreq]);
660 }
661 }
662 cmpValue = nonDisp + dispPart;
663 }
664
665 return cmpValue;
666}
667
668//
669////////////////////////////////////////////////////////////////////////////
670void t_pppSatObs::setRes(t_lc::type tLC, double res) {
671 _res[tLC] = res;
672}
673
674//
675////////////////////////////////////////////////////////////////////////////
676double t_pppSatObs::getRes(t_lc::type tLC) const {
677 map<t_lc::type, double>::const_iterator it = _res.find(tLC);
678 if (it != _res.end()) {
679 return it->second;
680 }
681 else {
682 return 0.0;
683 }
684}
685
686//
687////////////////////////////////////////////////////////////////////////////
688void t_pppSatObs::setPseudoObsIono(t_frequency::type freq, double stecRefSat) {
689 _stecSat = _model._ionoCodeDelay[freq];
690 _stecRefSat = stecRefSat;
691}
692
693
694//
695////////////////////////////////////////////////////////////////////////////
696void t_pppSatObs::setPseudoObsTropo() {
697 _tropo0 = _model._tropo0;
698}
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