source: ntrip/trunk/BNC/src/bncantex.cpp@ 7141

Last change on this file since 7141 was 7141, checked in by stuerze, 9 years ago

consideration of some new satellite antenna types
File size: 9.1 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: bncAntex
30 *
31 * Purpose: Antenna Phase Centers and Variations from ANTEX File
32 *
33 * Author: L. Mervart
34 *
35 * Created: 26-Jan-2011
36 *
37 * Changes:
38 *
39 * -----------------------------------------------------------------------*/
40
41#include <iostream>
42#include <newmatio.h>
43
44#include "bncantex.h"
45#include "pppModel.h"
46
47using namespace std;
48
49// Constructor
50////////////////////////////////////////////////////////////////////////////
51bncAntex::bncAntex() {
52}
53
54// Constructor
55////////////////////////////////////////////////////////////////////////////
56bncAntex::bncAntex(const char* fileName) {
57 readFile(QString(fileName));
58}
59
60// Destructor
61////////////////////////////////////////////////////////////////////////////
62bncAntex::~bncAntex() {
63 QMapIterator<QString, t_antMap*> it(_maps);
64 while (it.hasNext()) {
65 it.next();
66 delete it.value();
67 }
68}
69
70// Print
71////////////////////////////////////////////////////////////////////////////
72void bncAntex::print() const {
73 QMapIterator<QString, t_antMap*> itAnt(_maps);
74 while (itAnt.hasNext()) {
75 itAnt.next();
76 t_antMap* map = itAnt.value();
77 cout << map->antName.toAscii().data() << endl;
78 cout << " " << map->zen1 << " " << map->zen2 << " " << map->dZen << endl;
79 QMapIterator<t_frequency::type, t_frqMap*> itFrq(map->frqMap);
80 while (itFrq.hasNext()) {
81 itFrq.next();
82 const t_frqMap* frqMap = itFrq.value();
83 cout << " " << frqMap->neu[0] << " "
84 << frqMap->neu[1] << " "
85 << frqMap->neu[2] << endl;
86 cout << " " << frqMap->pattern.t();
87 }
88 cout << endl;
89 }
90}
91
92// Read ANTEX File
93////////////////////////////////////////////////////////////////////////////
94t_irc bncAntex::readFile(const QString& fileName) {
95
96 QFile inFile(fileName);
97 inFile.open(QIODevice::ReadOnly | QIODevice::Text);
98
99 QTextStream in(&inFile);
100
101 t_antMap* newAntMap = 0;
102 t_frqMap* newFrqMap = 0;
103
104 while ( !in.atEnd() ) {
105 QString line = in.readLine();
106
107 // Start of Antenna
108 // ----------------
109 if (line.indexOf("START OF ANTENNA") == 60) {
110 if (newAntMap) {
111 delete newAntMap;
112 return failure;
113 }
114 else {
115 delete newAntMap;
116 newAntMap = new t_antMap();
117 }
118 }
119
120 // End of Antenna
121 // --------------
122 else if (line.indexOf("END OF ANTENNA") == 60) {
123 if (newAntMap) {
124 if (_maps.contains(newAntMap->antName)) {
125 delete _maps[newAntMap->antName];
126 }
127 _maps[newAntMap->antName] = newAntMap;
128 newAntMap = 0;
129 }
130 else {
131 delete newAntMap;
132 return failure;
133 }
134 }
135
136 // Antenna Reading in Progress
137 // ---------------------------
138 else if (newAntMap) {
139 if (line.indexOf("TYPE / SERIAL NO") == 60) {
140 if (line.indexOf("BLOCK I") == 0 ||
141 line.indexOf("GLONASS") == 0 ||
142 line.indexOf("QZSS") == 0 ||
143 line.indexOf("BEIDOU") == 0 ||
144 line.indexOf("GALILEO") == 0 ||
145 line.indexOf("IRNSS") == 0 ){
146 newAntMap->antName = line.mid(20,3);
147 }
148 else {
149 newAntMap->antName = line.mid(0,20);
150 }
151 }
152 else if (line.indexOf("ZEN1 / ZEN2 / DZEN") == 60) {
153 QTextStream inLine(&line, QIODevice::ReadOnly);
154 inLine >> newAntMap->zen1 >> newAntMap->zen2 >> newAntMap->dZen;
155 }
156
157 // Start of Frequency
158 // ------------------
159 else if (line.indexOf("START OF FREQUENCY") == 60) {
160 if (newFrqMap) {
161 delete newFrqMap;
162 delete newAntMap;
163 return failure;
164 }
165 else {
166 newFrqMap = new t_frqMap();
167 }
168 }
169
170 // End of Frequency
171 // ----------------
172 else if (line.indexOf("END OF FREQUENCY") == 60) {
173 if (newFrqMap) {
174 t_frequency::type frqType = t_frequency::dummy;
175 if (line.indexOf("G01") == 3) {
176 frqType = t_frequency::G1;
177 }
178 else if (line.indexOf("G02") == 3) {
179 frqType = t_frequency::G2;
180 }
181 else if (line.indexOf("R01") == 3) {
182 frqType = t_frequency::R1;
183 }
184 else if (line.indexOf("R02") == 3) {
185 frqType = t_frequency::R2;
186 }
187 if (frqType != t_frequency::dummy) {
188 if (newAntMap->frqMap.find(frqType) != newAntMap->frqMap.end()) {
189 delete newAntMap->frqMap[frqType];
190 }
191 newAntMap->frqMap[frqType] = newFrqMap;
192 }
193 else {
194 delete newFrqMap;
195 }
196 newFrqMap = 0;
197 }
198 else {
199 delete newAntMap;
200 return failure;
201 }
202 }
203
204 // Frequency Reading in Progress
205 // -----------------------------
206 else if (newFrqMap) {
207 if (line.indexOf("NORTH / EAST / UP") == 60) {
208 QTextStream inLine(&line, QIODevice::ReadOnly);
209 inLine >> newFrqMap->neu[0] >> newFrqMap->neu[1] >> newFrqMap->neu[2];
210 newFrqMap->neu[0] *= 1e-3;
211 newFrqMap->neu[1] *= 1e-3;
212 newFrqMap->neu[2] *= 1e-3;
213 }
214 else if (line.indexOf("NOAZI") == 3) {
215 QTextStream inLine(&line, QIODevice::ReadOnly);
216 int nPat = int((newAntMap->zen2-newAntMap->zen1)/newAntMap->dZen) + 1;
217 newFrqMap->pattern.ReSize(nPat);
218 QString dummy;
219 inLine >> dummy;
220 for (int ii = 0; ii < nPat; ii++) {
221 inLine >> newFrqMap->pattern[ii];
222 }
223 newFrqMap->pattern *= 1e-3;
224 }
225 }
226 }
227 }
228
229 delete newFrqMap;
230 delete newAntMap;
231
232 return success;
233}
234
235// Satellite Antenna Offset
236////////////////////////////////////////////////////////////////////////////
237t_irc bncAntex::satCoMcorrection(const QString& prn, double Mjd,
238 const ColumnVector& xSat, ColumnVector& dx) {
239
240 t_frequency::type frqType = t_frequency::dummy;
241 if (prn[0] == 'G') {
242 frqType = t_frequency::G1;
243 }
244 else if (prn[0] == 'R') {
245 frqType = t_frequency::R1;
246 }
247
248 QMap<QString, t_antMap*>::const_iterator it = _maps.find(prn.mid(0,3));
249 if (it != _maps.end()) {
250 t_antMap* map = it.value();
251 if (map->frqMap.find(frqType) != map->frqMap.end()) {
252
253 double* neu = map->frqMap[frqType]->neu;
254
255 // Unit Vectors sz, sy, sx
256 // -----------------------
257 ColumnVector sz = -xSat;
258 sz /= sqrt(DotProduct(sz,sz));
259
260 ColumnVector xSun = BNC_PPP::t_astro::Sun(Mjd);
261 xSun /= sqrt(DotProduct(xSun,xSun));
262
263 ColumnVector sy = crossproduct(sz, xSun);
264 sy /= sqrt(DotProduct(sy,sy));
265
266 ColumnVector sx = crossproduct(sy, sz);
267
268 dx[0] = sx[0] * neu[0] + sy[0] * neu[1] + sz[0] * neu[2];
269 dx[1] = sx[1] * neu[0] + sy[1] * neu[1] + sz[1] * neu[2];
270 dx[2] = sx[2] * neu[0] + sy[2] * neu[1] + sz[2] * neu[2];
271
272 return success;
273 }
274 }
275
276 return failure;
277}
278
279//
280////////////////////////////////////////////////////////////////////////////
281double bncAntex::rcvCorr(const string& antName, t_frequency::type frqType,
282 double eleSat, double azSat, bool& found) const {
283
284 if (antName.find("NULLANTENNA") != string::npos) {
285 found = true;
286 return 0.0;
287 }
288
289 QString antNameQ = antName.c_str();
290
291 if (_maps.find(antNameQ) == _maps.end()) {
292 found = false;
293 return 0.0;
294 }
295
296 t_antMap* map = _maps[antNameQ];
297 if (map->frqMap.find(frqType) == map->frqMap.end()) {
298 found = false;
299 return 0.0;
300 }
301
302 t_frqMap* frqMap = map->frqMap[frqType];
303
304 double var = 0.0;
305 if (frqMap->pattern.ncols() > 0) {
306 double zenDiff = 999.999;
307 double zenSat = 90.0 - eleSat * 180.0 / M_PI;
308 unsigned iZen = 0;
309 for (double zen = map->zen1; zen <= map->zen2; zen += map->dZen) {
310 iZen += 1;
311 double newZenDiff = fabs(zen - zenSat);
312 if (newZenDiff < zenDiff) {
313 zenDiff = newZenDiff;
314 var = frqMap->pattern(iZen);
315 }
316 }
317 }
318
319 found = true;
320 return var - frqMap->neu[0] * cos(azSat)*cos(eleSat)
321 - frqMap->neu[1] * sin(azSat)*cos(eleSat)
322 - frqMap->neu[2] * sin(eleSat);
323
324}
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