[280] | 1 | // Part of BNC, a utility for retrieving decoding and
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| 2 | // converting GNSS data streams from NTRIP broadcasters,
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| 3 | // written by Leos Mervart.
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| 4 | //
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| 5 | // Copyright (C) 2006
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| 6 | // German Federal Agency for Cartography and Geodesy (BKG)
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| 7 | // http://www.bkg.bund.de
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| 8 | // Czech Technical University Prague, Department of Advanced Geodesy
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| 9 | // http://www.fsv.cvut.cz
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| 10 | //
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| 11 | // Email: euref-ip@bkg.bund.de
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| 12 | //
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| 13 | // This program is free software; you can redistribute it and/or
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| 14 | // modify it under the terms of the GNU General Public License
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| 15 | // as published by the Free Software Foundation, version 2.
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| 16 | //
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| 17 | // This program is distributed in the hope that it will be useful,
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| 18 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 20 | // GNU General Public License for more details.
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| 21 | //
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| 22 | // You should have received a copy of the GNU General Public License
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| 23 | // along with this program; if not, write to the Free Software
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| 24 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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[73] | 25 |
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| 26 | /* -------------------------------------------------------------------------
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[93] | 27 | * BKG NTRIP Client
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[73] | 28 | * -------------------------------------------------------------------------
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| 29 | *
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| 30 | * Class: bncRinex
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| 31 | *
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| 32 | * Purpose: writes RINEX files
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| 33 | *
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| 34 | * Author: L. Mervart
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| 35 | *
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| 36 | * Created: 27-Aug-2006
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| 37 | *
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| 38 | * Changes:
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| 39 | *
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| 40 | * -----------------------------------------------------------------------*/
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| 41 |
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[292] | 42 | #include <stdlib.h>
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[300] | 43 | #include <iostream>
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[75] | 44 | #include <iomanip>
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[221] | 45 | #include <math.h>
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[75] | 46 |
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[300] | 47 | #include <QtCore>
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| 48 | #include <QUrl>
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| 49 | #include <QString>
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| 50 |
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[73] | 51 | #include "bncrinex.h"
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[157] | 52 | #include "bncapp.h"
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[82] | 53 | #include "bncutils.h"
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[126] | 54 | #include "bncconst.h"
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[298] | 55 | #include "bnctabledlg.h"
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[301] | 56 | #include "bncgetthread.h"
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[223] | 57 | #include "RTCM3/rtcm3torinex.h"
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[75] | 58 |
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| 59 | using namespace std;
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| 60 |
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[73] | 61 | // Constructor
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| 62 | ////////////////////////////////////////////////////////////////////////////
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[336] | 63 | bncRinex::bncRinex(const char* StatID, const QUrl& mountPoint,
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| 64 | const QByteArray& format) {
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[77] | 65 | _statID = StatID;
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[336] | 66 | _mountPoint = mountPoint;
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| 67 | _format = format;
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[77] | 68 | _headerWritten = false;
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[132] | 69 |
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| 70 | QSettings settings;
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| 71 | _rnxScriptName = settings.value("rnxScript").toString();
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| 72 | expandEnvVar(_rnxScriptName);
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[153] | 73 |
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[157] | 74 | _pgmName = ((bncApp*)qApp)->bncVersion().leftJustified(20, ' ', true);
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[319] | 75 | // Start Ergaenzung Perlt
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| 76 | #ifdef WIN32
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| 77 | _userName = QString("${USERNAME}");
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| 78 | #else
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[158] | 79 | _userName = QString("${USER}");
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[319] | 80 | #endif
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| 81 | //Ende Ergaenzung Perlt
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[157] | 82 | expandEnvVar(_userName);
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[158] | 83 | _userName = _userName.leftJustified(20, ' ', true);
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[73] | 84 | }
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| 85 |
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| 86 | // Destructor
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| 87 | ////////////////////////////////////////////////////////////////////////////
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| 88 | bncRinex::~bncRinex() {
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[77] | 89 | _out.close();
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[73] | 90 | }
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| 91 |
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[82] | 92 | // Read Skeleton Header File
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| 93 | ////////////////////////////////////////////////////////////////////////////
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| 94 | void bncRinex::readSkeleton() {
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| 95 |
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[276] | 96 | _headerLines.clear();
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[82] | 97 |
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| 98 | // Read the File
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| 99 | // -------------
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[276] | 100 | QFile skl(_sklName);
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[82] | 101 | if ( skl.exists() && skl.open(QIODevice::ReadOnly) ) {
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| 102 | QTextStream in(&skl);
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| 103 | while ( !in.atEnd() ) {
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| 104 | _headerLines.append( in.readLine() );
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| 105 | if (_headerLines.last().indexOf("END OF HEADER") != -1) {
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| 106 | break;
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| 107 | }
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| 108 | }
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| 109 | }
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[298] | 110 |
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| 111 | // Try to download the skeleton file
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| 112 | // ---------------------------------
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| 113 | else {
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| 114 | QStringList table;
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| 115 | bncTableDlg::getFullTable(_mountPoint.host(), _mountPoint.port(),
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| 116 | table, false);
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| 117 | QString net;
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| 118 | QStringListIterator it(table);
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| 119 | while (it.hasNext()) {
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| 120 | QString line = it.next();
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| 121 | if (line.indexOf("STR") == 0) {
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| 122 | QStringList tags = line.split(";");
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| 123 | if (tags.at(1) == _mountPoint.path().mid(1).toAscii()) {
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| 124 | net = tags.at(7);
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| 125 | break;
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| 126 | }
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| 127 | }
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| 128 | }
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| 129 | QString sklDir;
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| 130 | it.toFront();
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| 131 | while (it.hasNext()) {
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| 132 | QString line = it.next();
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| 133 | if (line.indexOf("NET") == 0) {
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| 134 | QStringList tags = line.split(";");
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| 135 | if (tags.at(1) == net) {
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[300] | 136 | sklDir = tags.at(6).trimmed();
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[298] | 137 | break;
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| 138 | }
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| 139 | }
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| 140 | }
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[300] | 141 | if (!sklDir.isEmpty() && sklDir != "none") {
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[301] | 142 | QUrl url(sklDir + "/" + _mountPoint.path().mid(1,4) + ".skl");
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[303] | 143 | if (url.port() == -1) {
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| 144 | url.setPort(80);
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| 145 | }
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[301] | 146 |
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| 147 | const int timeOut = 10*1000;
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| 148 | QString msg;
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| 149 | QTcpSocket* socket = bncGetThread::request(url, timeOut, msg);
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| 150 |
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| 151 | if (socket) {
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[304] | 152 | bool firstLineRead = false;
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[301] | 153 | while (true) {
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| 154 | if (socket->canReadLine()) {
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| 155 | QString line = socket->readLine();
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[304] | 156 | line.chop(1);
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| 157 | if (line.indexOf("RINEX VERSION") != -1) {
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[315] | 158 | _headerLines.append(" 2.10 OBSERVATION DATA"
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| 159 | " M (MIXED)"
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| 160 | " RINEX VERSION / TYPE");
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| 161 | _headerLines.append("PGM / RUN BY / DATE");
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[321] | 162 | // _headerLines.append(
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| 163 | // QString("unknown").leftJustified(60, ' ', true) +
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| 164 | // "OBSERVER / AGENCY");
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[304] | 165 | firstLineRead = true;
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| 166 | }
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[315] | 167 | else if (firstLineRead) {
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[304] | 168 | if (line.indexOf("END OF HEADER") != -1) {
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[307] | 169 | _headerLines.append("# / TYPES OF OBSERV");
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[315] | 170 | _headerLines.append(
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| 171 | QString(" 1 1").leftJustified(60, ' ', true) +
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| 172 | "WAVELENGTH FACT L1/2");
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[307] | 173 | _headerLines.append("TIME OF FIRST OBS");
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| 174 | _headerLines.append( line );
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[304] | 175 | break;
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| 176 | }
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[307] | 177 | else {
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| 178 | _headerLines.append( line );
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| 179 | }
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[304] | 180 | }
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[301] | 181 | }
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| 182 | else {
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| 183 | socket->waitForReadyRead(timeOut);
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| 184 | if (socket->bytesAvailable() > 0) {
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| 185 | continue;
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| 186 | }
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| 187 | else {
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| 188 | break;
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| 189 | }
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| 190 | }
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| 191 | }
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| 192 | delete socket;
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| 193 | }
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[300] | 194 | }
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[298] | 195 | }
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[82] | 196 | }
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| 197 |
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| 198 | // File Name according to RINEX Standards
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| 199 | ////////////////////////////////////////////////////////////////////////////
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[125] | 200 | void bncRinex::resolveFileName(const QDateTime& datTim) {
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[82] | 201 |
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| 202 | QSettings settings;
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| 203 | QString path = settings.value("rnxPath").toString();
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| 204 | expandEnvVar(path);
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| 205 |
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| 206 | if ( path[path.length()-1] != QDir::separator() ) {
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| 207 | path += QDir::separator();
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| 208 | }
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| 209 |
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[127] | 210 | QString intStr = settings.value("rnxIntr").toString();
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| 211 | QString hlpStr;
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[129] | 212 |
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| 213 | QTime nextTime;
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| 214 | QDate nextDate;
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| 215 |
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[204] | 216 | int indHlp = intStr.indexOf("min");
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| 217 |
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| 218 | if ( indHlp != -1) {
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| 219 | int step = intStr.left(indHlp-1).toInt();
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[127] | 220 | char ch = 'A' + datTim.time().hour();
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| 221 | hlpStr = ch;
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[204] | 222 | if (datTim.time().minute() >= 60-step) {
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| 223 | hlpStr += QString("%1").arg(60-step, 2, 10, QChar('0'));
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[199] | 224 | if (datTim.time().hour() < 23) {
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| 225 | nextTime.setHMS(datTim.time().hour() + 1 , 0, 0);
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| 226 | nextDate = datTim.date();
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| 227 | }
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| 228 | else {
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| 229 | nextTime.setHMS(0, 0, 0);
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| 230 | nextDate = datTim.date().addDays(1);
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| 231 | }
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| 232 | }
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| 233 | else {
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[204] | 234 | for (int limit = step; limit <= 60-step; limit += step) {
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| 235 | if (datTim.time().minute() < limit) {
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| 236 | hlpStr += QString("%1").arg(limit-step, 2, 10, QChar('0'));
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| 237 | nextTime.setHMS(datTim.time().hour(), limit, 0);
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| 238 | nextDate = datTim.date();
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| 239 | break;
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| 240 | }
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[199] | 241 | }
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| 242 | }
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| 243 | }
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[127] | 244 | else if (intStr == "1 hour") {
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| 245 | char ch = 'A' + datTim.time().hour();
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| 246 | hlpStr = ch;
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[129] | 247 | if (datTim.time().hour() < 23) {
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| 248 | nextTime.setHMS(datTim.time().hour() + 1 , 0, 0);
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| 249 | nextDate = datTim.date();
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| 250 | }
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| 251 | else {
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| 252 | nextTime.setHMS(0, 0, 0);
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| 253 | nextDate = datTim.date().addDays(1);
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| 254 | }
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[127] | 255 | }
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| 256 | else {
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| 257 | hlpStr = "0";
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[129] | 258 | nextTime.setHMS(0, 0, 0);
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| 259 | nextDate = datTim.date().addDays(1);
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[127] | 260 | }
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[267] | 261 | _nextCloseEpoch = QDateTime(nextDate, nextTime);
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[82] | 262 |
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[183] | 263 | QString ID4 = _statID.left(4);
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| 264 |
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| 265 | // Check name conflict
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| 266 | // -------------------
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| 267 | QString distStr;
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| 268 | int num = 0;
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| 269 | QListIterator<QString> it(settings.value("mountPoints").toStringList());
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| 270 | while (it.hasNext()) {
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| 271 | QString mp = it.next();
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| 272 | if (mp.indexOf(ID4) != -1) {
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| 273 | ++num;
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| 274 | }
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| 275 | }
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| 276 | if (num > 1) {
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| 277 | distStr = "_" + _statID.mid(4);
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| 278 | }
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| 279 |
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[276] | 280 | QString sklExt = settings.value("rnxSkel").toString();
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| 281 | if (!sklExt.isEmpty()) {
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| 282 | _sklName = path + ID4 + distStr + "." + sklExt;
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| 283 | }
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| 284 |
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[183] | 285 | path += ID4 +
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[127] | 286 | QString("%1").arg(datTim.date().dayOfYear(), 3, 10, QChar('0')) +
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[276] | 287 | hlpStr + distStr + datTim.toString(".yyO");
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[82] | 288 |
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| 289 | _fName = path.toAscii();
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| 290 | }
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| 291 |
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[77] | 292 | // Write RINEX Header
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| 293 | ////////////////////////////////////////////////////////////////////////////
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[267] | 294 | void bncRinex::writeHeader(const QDateTime& datTim,
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| 295 | const QDateTime& datTimNom) {
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[77] | 296 |
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| 297 | // Open the Output File
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| 298 | // --------------------
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[267] | 299 | resolveFileName(datTimNom);
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[260] | 300 |
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| 301 | // Append to existing file and return
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| 302 | // ----------------------------------
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| 303 | if ( QFile::exists(_fName) ) {
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| 304 | QSettings settings;
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| 305 | if ( Qt::CheckState(settings.value("rnxAppend").toInt()) == Qt::Checked) {
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| 306 | _out.open(_fName.data(), ios::app);
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| 307 | _out.setf(ios::showpoint | ios::fixed);
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| 308 | _headerWritten = true;
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| 309 | return;
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| 310 | }
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| 311 | }
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| 312 |
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[82] | 313 | _out.open(_fName.data());
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[85] | 314 | _out.setf(ios::showpoint | ios::fixed);
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[77] | 315 |
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[82] | 316 | // Copy Skeleton Header
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| 317 | // --------------------
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[276] | 318 | readSkeleton();
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[82] | 319 | if (_headerLines.size() > 0) {
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| 320 | QStringListIterator it(_headerLines);
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| 321 | while (it.hasNext()) {
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| 322 | QString line = it.next();
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[157] | 323 | if (line.indexOf("PGM / RUN BY / DATE") != -1) {
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[159] | 324 | QString hlp = QDate::currentDate().toString("dd-MMM-yyyy").leftJustified(20, ' ', true);
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[157] | 325 | _out << _pgmName.toAscii().data() << _userName.toAscii().data()
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| 326 | << hlp.toAscii().data() << "PGM / RUN BY / DATE" << endl;
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| 327 | }
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| 328 | else if (line.indexOf("# / TYPES OF OBSERV") != -1) {
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[225] | 329 | _out << " 5 C1 P1 P2 L1 L2"
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| 330 | " # / TYPES OF OBSERV" << endl;
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[82] | 331 | }
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| 332 | else if (line.indexOf("TIME OF FIRST OBS") != -1) {
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[125] | 333 | _out << datTim.toString(" yyyy MM dd"
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| 334 | " hh mm ss.zzz0000").toAscii().data();
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| 335 | _out << " TIME OF FIRST OBS" << endl;
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[256] | 336 | QString hlp = QString("STREAM %1").arg(_mountPoint.host() + _mountPoint.path())
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[156] | 337 | .leftJustified(60, ' ', true);
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| 338 | _out << hlp.toAscii().data() << "COMMENT" << endl;
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[82] | 339 | }
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| 340 | else {
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| 341 | _out << line.toAscii().data() << endl;
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| 342 | }
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| 343 | }
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| 344 | }
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[78] | 345 |
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[82] | 346 | // Write Dummy Header
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| 347 | // ------------------
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| 348 | else {
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| 349 | double approxPos[3]; approxPos[0] = approxPos[1] = approxPos[2] = 0.0;
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| 350 | double antennaNEU[3]; antennaNEU[0] = antennaNEU[1] = antennaNEU[2] = 0.0;
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| 351 |
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[255] | 352 | _out << " 2.10 OBSERVATION DATA M (MIXED) RINEX VERSION / TYPE" << endl;
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[159] | 353 | QString hlp = QDate::currentDate().toString("dd-MMM-yyyy").leftJustified(20, ' ', true);
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[157] | 354 | _out << _pgmName.toAscii().data() << _userName.toAscii().data()
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| 355 | << hlp.toAscii().data() << "PGM / RUN BY / DATE" << endl;
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[86] | 356 | _out.setf(ios::left);
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[82] | 357 | _out << setw(60) << _statID.data() << "MARKER NAME" << endl;
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[314] | 358 | _out << setw(60) << "unknown" << "OBSERVER / AGENCY" << endl;
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[82] | 359 | _out << setw(20) << "unknown"
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| 360 | << setw(20) << "unknown"
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| 361 | << setw(20) << "unknown" << "REC # / TYPE / VERS" << endl;
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| 362 | _out << setw(20) << "unknown"
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| 363 | << setw(20) << "unknown"
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| 364 | << setw(20) << " " << "ANT # / TYPE" << endl;
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[86] | 365 | _out.unsetf(ios::left);
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[82] | 366 | _out << setw(14) << setprecision(4) << approxPos[0]
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| 367 | << setw(14) << setprecision(4) << approxPos[1]
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| 368 | << setw(14) << setprecision(4) << approxPos[2]
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| 369 | << " " << "APPROX POSITION XYZ" << endl;
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| 370 | _out << setw(14) << setprecision(4) << antennaNEU[0]
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| 371 | << setw(14) << setprecision(4) << antennaNEU[1]
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| 372 | << setw(14) << setprecision(4) << antennaNEU[2]
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| 373 | << " " << "ANTENNA: DELTA H/E/N" << endl;
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| 374 | _out << " 1 1 WAVELENGTH FACT L1/2" << endl;
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[225] | 375 | _out << " 5 C1 P1 P2 L1 L2 # / TYPES OF OBSERV" << endl;
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[125] | 376 | _out << datTim.toString(" yyyy MM dd"
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| 377 | " hh mm ss.zzz0000").toAscii().data();
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| 378 | _out << " " << "TIME OF FIRST OBS" << endl;
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[256] | 379 | hlp = QString("STREAM %1").arg(_mountPoint.host() + _mountPoint.path())
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[157] | 380 | .leftJustified(60, ' ', true);
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[156] | 381 | _out << hlp.toAscii().data() << "COMMENT" << endl;
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[82] | 382 | _out << " END OF HEADER" << endl;
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| 383 | }
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[78] | 384 |
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[77] | 385 | _headerWritten = true;
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| 386 | }
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| 387 |
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[73] | 388 | // Stores Observation into Internal Array
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| 389 | ////////////////////////////////////////////////////////////////////////////
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| 390 | void bncRinex::deepCopy(const Observation* obs) {
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[74] | 391 | Observation* newObs = new Observation();
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| 392 | memcpy(newObs, obs, sizeof(*obs));
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| 393 | _obs.push_back(newObs);
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[73] | 394 | }
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| 395 |
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| 396 | // Write One Epoch into the RINEX File
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| 397 | ////////////////////////////////////////////////////////////////////////////
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[160] | 398 | void bncRinex::dumpEpoch(long maxTime) {
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[73] | 399 |
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[160] | 400 | // Select observations older than maxTime
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| 401 | // --------------------------------------
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| 402 | QList<Observation*> dumpList;
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| 403 | QMutableListIterator<Observation*> mIt(_obs);
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| 404 | while (mIt.hasNext()) {
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| 405 | Observation* ob = mIt.next();
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[238] | 406 | if (ob->GPSWeek * 7*24*3600 + ob->GPSWeeks < maxTime - 0.05) {
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[160] | 407 | dumpList.push_back(ob);
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| 408 | mIt.remove();
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| 409 | }
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| 410 | }
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| 411 |
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[75] | 412 | // Easy Return
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| 413 | // -----------
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[160] | 414 | if (dumpList.isEmpty()) {
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[75] | 415 | return;
|
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| 416 | }
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| 417 |
|
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| 418 | // Time of Epoch
|
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| 419 | // -------------
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[222] | 420 | Observation* fObs = *dumpList.begin();
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[267] | 421 | QDateTime datTim = dateAndTimeFromGPSweek(fObs->GPSWeek, fObs->GPSWeeks);
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| 422 | QDateTime datTimNom = dateAndTimeFromGPSweek(fObs->GPSWeek,
|
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| 423 | floor(fObs->GPSWeeks+0.5));
|
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[75] | 424 |
|
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[130] | 425 | // Close the file
|
---|
| 426 | // --------------
|
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[267] | 427 | if (_nextCloseEpoch.isValid() && datTimNom >= _nextCloseEpoch) {
|
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[130] | 428 | closeFile();
|
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| 429 | _headerWritten = false;
|
---|
| 430 | }
|
---|
| 431 |
|
---|
[78] | 432 | // Write RINEX Header
|
---|
| 433 | // ------------------
|
---|
| 434 | if (!_headerWritten) {
|
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[267] | 435 | writeHeader(datTim, datTimNom);
|
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[78] | 436 | }
|
---|
| 437 |
|
---|
[131] | 438 | _out << datTim.toString(" yy MM dd hh mm ss.zzz0000").toAscii().data()
|
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[160] | 439 | << " " << 0 << setw(3) << dumpList.size();
|
---|
[75] | 440 |
|
---|
[160] | 441 | QListIterator<Observation*> it(dumpList); int iSat = 0;
|
---|
[74] | 442 | while (it.hasNext()) {
|
---|
[75] | 443 | iSat++;
|
---|
| 444 | Observation* ob = it.next();
|
---|
[223] | 445 | int prn = ob->SVPRN;
|
---|
| 446 | if (prn <= PRN_GPS_END) {
|
---|
| 447 | _out << "G" << setw(2) << prn;
|
---|
| 448 | }
|
---|
| 449 | else if (prn >= PRN_GLONASS_START && prn <= PRN_GLONASS_END) {
|
---|
| 450 | _out << "R" << setw(2) << prn - PRN_GLONASS_START + 1;
|
---|
| 451 | }
|
---|
| 452 | else {
|
---|
[224] | 453 | _out << "R" << setw(2) << prn % 100;
|
---|
[223] | 454 | }
|
---|
[75] | 455 | if (iSat == 12 && it.hasNext()) {
|
---|
[77] | 456 | _out << endl << " ";
|
---|
[75] | 457 | iSat = 0;
|
---|
| 458 | }
|
---|
[74] | 459 | }
|
---|
[77] | 460 | _out << endl;
|
---|
[75] | 461 |
|
---|
| 462 | it.toFront();
|
---|
| 463 | while (it.hasNext()) {
|
---|
| 464 | Observation* ob = it.next();
|
---|
[77] | 465 |
|
---|
| 466 | char lli = ' ';
|
---|
| 467 | char snr = ' ';
|
---|
| 468 | _out << setw(14) << setprecision(3) << ob->C1 << lli << snr;
|
---|
[225] | 469 | _out << setw(14) << setprecision(3) << ob->P1 << lli << snr;
|
---|
[77] | 470 | _out << setw(14) << setprecision(3) << ob->P2 << lli << snr;
|
---|
[324] | 471 | _out << setw(14) << setprecision(3) << ob->L1 << lli
|
---|
| 472 | << setw(1) << ob->SNR1;
|
---|
| 473 | _out << setw(14) << setprecision(3) << ob->L2 << lli
|
---|
| 474 | << setw(1) << ob->SNR2;
|
---|
[77] | 475 | _out << endl;
|
---|
| 476 |
|
---|
[75] | 477 | delete ob;
|
---|
| 478 | }
|
---|
| 479 |
|
---|
[77] | 480 | _out.flush();
|
---|
[73] | 481 | }
|
---|
| 482 |
|
---|
[130] | 483 | // Close the Old RINEX File
|
---|
| 484 | ////////////////////////////////////////////////////////////////////////////
|
---|
| 485 | void bncRinex::closeFile() {
|
---|
| 486 | _out.close();
|
---|
[132] | 487 | if (!_rnxScriptName.isEmpty()) {
|
---|
[292] | 488 | system( QString(_rnxScriptName + " " + _fName + " &").toAscii().data() );
|
---|
[132] | 489 | }
|
---|
[130] | 490 | }
|
---|