[1025] | 1 | #include <sstream>
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[2234] | 2 | #include <iostream>
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[1025] | 3 | #include <iomanip>
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[1239] | 4 | #include <cstring>
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[1025] | 5 |
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[2234] | 6 | #include <newmatio.h>
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| 7 |
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[1025] | 8 | #include "ephemeris.h"
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[2221] | 9 | #include "bncutils.h"
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[2285] | 10 | #include "bnctime.h"
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[5070] | 11 | #include "bnccore.h"
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[5839] | 12 | #include "bncutils.h"
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[6141] | 13 | #include "satObs.h"
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[6044] | 14 | #include "pppInclude.h"
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[6400] | 15 | #include "pppModel.h"
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[1025] | 16 |
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| 17 | using namespace std;
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| 18 |
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[5749] | 19 | // Constructor
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| 20 | ////////////////////////////////////////////////////////////////////////////
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| 21 | t_eph::t_eph() {
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[6518] | 22 | _checkState = unchecked;
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| 23 | _orbCorr = 0;
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| 24 | _clkCorr = 0;
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[5749] | 25 | }
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[7278] | 26 | // Destructor
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| 27 | ////////////////////////////////////////////////////////////////////////////
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| 28 | t_eph::~t_eph() {
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| 29 | if (_orbCorr)
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| 30 | delete _orbCorr;
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| 31 | if (_clkCorr)
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| 32 | delete _clkCorr;
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| 33 | }
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[5749] | 34 |
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[7481] | 35 | //
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[5749] | 36 | ////////////////////////////////////////////////////////////////////////////
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[6141] | 37 | void t_eph::setOrbCorr(const t_orbCorr* orbCorr) {
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[8006] | 38 | if (_orbCorr) {
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| 39 | delete _orbCorr;
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| 40 | _orbCorr = 0;
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| 41 | }
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[6141] | 42 | _orbCorr = new t_orbCorr(*orbCorr);
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[5749] | 43 | }
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| 44 |
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[7481] | 45 | //
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[5749] | 46 | ////////////////////////////////////////////////////////////////////////////
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[6141] | 47 | void t_eph::setClkCorr(const t_clkCorr* clkCorr) {
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[8006] | 48 | if (_clkCorr) {
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| 49 | delete _clkCorr;
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| 50 | _clkCorr = 0;
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| 51 | }
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[6141] | 52 | _clkCorr = new t_clkCorr(*clkCorr);
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[5749] | 53 | }
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| 54 |
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[7481] | 55 | //
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[5749] | 56 | ////////////////////////////////////////////////////////////////////////////
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[6109] | 57 | t_irc t_eph::getCrd(const bncTime& tt, ColumnVector& xc, ColumnVector& vv, bool useCorr) const {
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[6518] | 58 |
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| 59 | if (_checkState == bad) {
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| 60 | return failure;
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| 61 | }
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[6556] | 62 | const QVector<int> updateInt = QVector<int>() << 1 << 2 << 5 << 10 << 15 << 30
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| 63 | << 60 << 120 << 240 << 300 << 600
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| 64 | << 900 << 1800 << 3600 << 7200
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| 65 | << 10800;
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[5749] | 66 | xc.ReSize(4);
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| 67 | vv.ReSize(3);
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[6213] | 68 | if (position(tt.gpsw(), tt.gpssec(), xc.data(), vv.data()) != success) {
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| 69 | return failure;
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| 70 | }
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[5789] | 71 | if (useCorr) {
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[5839] | 72 | if (_orbCorr && _clkCorr) {
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[5849] | 73 | double dtO = tt - _orbCorr->_time;
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[6556] | 74 | if (_orbCorr->_updateInt) {
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| 75 | dtO -= (0.5 * updateInt[_orbCorr->_updateInt]);
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| 76 | }
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[5839] | 77 | ColumnVector dx(3);
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[5849] | 78 | dx[0] = _orbCorr->_xr[0] + _orbCorr->_dotXr[0] * dtO;
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| 79 | dx[1] = _orbCorr->_xr[1] + _orbCorr->_dotXr[1] * dtO;
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| 80 | dx[2] = _orbCorr->_xr[2] + _orbCorr->_dotXr[2] * dtO;
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| 81 |
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[7133] | 82 | RSW_to_XYZ(xc.Rows(1,3), vv.Rows(1,3), dx, dx);
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[5849] | 83 |
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[5839] | 84 | xc[0] -= dx[0];
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| 85 | xc[1] -= dx[1];
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| 86 | xc[2] -= dx[2];
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[5849] | 87 |
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[7133] | 88 | ColumnVector dv(3);
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| 89 | RSW_to_XYZ(xc.Rows(1,3), vv.Rows(1,3), _orbCorr->_dotXr, dv);
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| 90 |
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| 91 | vv[0] -= dv[0];
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| 92 | vv[1] -= dv[1];
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| 93 | vv[2] -= dv[2];
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| 94 |
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[5849] | 95 | double dtC = tt - _clkCorr->_time;
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[6556] | 96 | if (_clkCorr->_updateInt) {
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| 97 | dtC -= (0.5 * updateInt[_clkCorr->_updateInt]);
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| 98 | }
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[7014] | 99 | xc[3] += _clkCorr->_dClk + _clkCorr->_dotDClk * dtC + _clkCorr->_dotDotDClk * dtC * dtC;
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[5839] | 100 | }
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| 101 | else {
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| 102 | return failure;
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| 103 | }
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[5749] | 104 | }
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| 105 | return success;
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| 106 | }
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| 107 |
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[6801] | 108 | //
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| 109 | //////////////////////////////////////////////////////////////////////////////
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| 110 | QString t_eph::rinexDateStr(const bncTime& tt, const t_prn& prn, double version) {
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| 111 | QString prnStr(prn.toString().c_str());
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| 112 | return rinexDateStr(tt, prnStr, version);
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| 113 | }
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| 114 |
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| 115 | //
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| 116 | //////////////////////////////////////////////////////////////////////////////
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| 117 | QString t_eph::rinexDateStr(const bncTime& tt, const QString& prnStr, double version) {
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| 118 |
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| 119 | QString datStr;
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| 120 |
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| 121 | unsigned year, month, day, hour, min;
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| 122 | double sec;
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| 123 | tt.civil_date(year, month, day);
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| 124 | tt.civil_time(hour, min, sec);
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| 125 |
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| 126 | QTextStream out(&datStr);
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| 127 |
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| 128 | if (version < 3.0) {
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| 129 | QString prnHlp = prnStr.mid(1,2); if (prnHlp[0] == '0') prnHlp[0] = ' ';
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| 130 | out << prnHlp << QString(" %1 %2 %3 %4 %5%6")
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| 131 | .arg(year % 100, 2, 10, QChar('0'))
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| 132 | .arg(month, 2)
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| 133 | .arg(day, 2)
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| 134 | .arg(hour, 2)
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| 135 | .arg(min, 2)
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| 136 | .arg(sec, 5, 'f',1);
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| 137 | }
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| 138 | else {
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| 139 | out << prnStr << QString(" %1 %2 %3 %4 %5 %6")
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| 140 | .arg(year, 4)
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| 141 | .arg(month, 2, 10, QChar('0'))
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| 142 | .arg(day, 2, 10, QChar('0'))
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| 143 | .arg(hour, 2, 10, QChar('0'))
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| 144 | .arg(min, 2, 10, QChar('0'))
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| 145 | .arg(int(sec), 2, 10, QChar('0'));
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| 146 | }
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| 147 |
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| 148 | return datStr;
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| 149 | }
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| 150 |
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| 151 | // Constructor
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| 152 | //////////////////////////////////////////////////////////////////////////////
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| 153 | t_ephGPS::t_ephGPS(float rnxVersion, const QStringList& lines) {
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| 154 |
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| 155 | const int nLines = 8;
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| 156 |
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| 157 | if (lines.size() != nLines) {
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| 158 | _checkState = bad;
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| 159 | return;
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| 160 | }
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| 161 |
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| 162 | // RINEX Format
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| 163 | // ------------
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| 164 | int fieldLen = 19;
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| 165 |
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| 166 | int pos[4];
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| 167 | pos[0] = (rnxVersion <= 2.12) ? 3 : 4;
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| 168 | pos[1] = pos[0] + fieldLen;
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| 169 | pos[2] = pos[1] + fieldLen;
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| 170 | pos[3] = pos[2] + fieldLen;
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| 171 |
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| 172 | // Read eight lines
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| 173 | // ----------------
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| 174 | for (int iLine = 0; iLine < nLines; iLine++) {
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| 175 | QString line = lines[iLine];
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| 176 |
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| 177 | if ( iLine == 0 ) {
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| 178 | QTextStream in(line.left(pos[1]).toAscii());
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| 179 | int year, month, day, hour, min;
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| 180 | double sec;
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| 181 |
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[7139] | 182 | QString prnStr, n;
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[6880] | 183 | in >> prnStr;
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[7639] | 184 |
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| 185 | if (prnStr.size() == 1 &&
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[8167] | 186 | (prnStr[0] == 'G' ||
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| 187 | prnStr[0] == 'J' ||
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| 188 | prnStr[0] == 'I')) {
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[7139] | 189 | in >> n;
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| 190 | prnStr.append(n);
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[6880] | 191 | }
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[7639] | 192 |
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[6880] | 193 | in >> year >> month >> day >> hour >> min >> sec;
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[6801] | 194 | if (prnStr.at(0) == 'G') {
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| 195 | _prn.set('G', prnStr.mid(1).toInt());
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| 196 | }
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| 197 | else if (prnStr.at(0) == 'J') {
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| 198 | _prn.set('J', prnStr.mid(1).toInt());
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| 199 | }
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[8167] | 200 | else if (prnStr.at(0) == 'I') {
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| 201 | _prn.set('I', prnStr.mid(1).toInt());
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| 202 | }
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[6801] | 203 | else {
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| 204 | _prn.set('G', prnStr.toInt());
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| 205 | }
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| 206 |
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| 207 | if (year < 80) {
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| 208 | year += 2000;
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| 209 | }
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| 210 | else if (year < 100) {
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| 211 | year += 1900;
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| 212 | }
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| 213 |
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| 214 | _TOC.set(year, month, day, hour, min, sec);
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| 215 |
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| 216 | if ( readDbl(line, pos[1], fieldLen, _clock_bias ) ||
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| 217 | readDbl(line, pos[2], fieldLen, _clock_drift ) ||
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| 218 | readDbl(line, pos[3], fieldLen, _clock_driftrate) ) {
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| 219 | _checkState = bad;
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| 220 | return;
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| 221 | }
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| 222 | }
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| 223 |
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| 224 | else if ( iLine == 1 ) {
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| 225 | if ( readDbl(line, pos[0], fieldLen, _IODE ) ||
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| 226 | readDbl(line, pos[1], fieldLen, _Crs ) ||
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| 227 | readDbl(line, pos[2], fieldLen, _Delta_n) ||
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| 228 | readDbl(line, pos[3], fieldLen, _M0 ) ) {
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| 229 | _checkState = bad;
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| 230 | return;
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| 231 | }
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| 232 | }
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| 233 |
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| 234 | else if ( iLine == 2 ) {
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| 235 | if ( readDbl(line, pos[0], fieldLen, _Cuc ) ||
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| 236 | readDbl(line, pos[1], fieldLen, _e ) ||
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| 237 | readDbl(line, pos[2], fieldLen, _Cus ) ||
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| 238 | readDbl(line, pos[3], fieldLen, _sqrt_A) ) {
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| 239 | _checkState = bad;
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| 240 | return;
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| 241 | }
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| 242 | }
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| 243 |
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| 244 | else if ( iLine == 3 ) {
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| 245 | if ( readDbl(line, pos[0], fieldLen, _TOEsec) ||
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| 246 | readDbl(line, pos[1], fieldLen, _Cic ) ||
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| 247 | readDbl(line, pos[2], fieldLen, _OMEGA0) ||
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| 248 | readDbl(line, pos[3], fieldLen, _Cis ) ) {
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| 249 | _checkState = bad;
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| 250 | return;
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| 251 | }
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| 252 | }
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| 253 |
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| 254 | else if ( iLine == 4 ) {
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| 255 | if ( readDbl(line, pos[0], fieldLen, _i0 ) ||
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| 256 | readDbl(line, pos[1], fieldLen, _Crc ) ||
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| 257 | readDbl(line, pos[2], fieldLen, _omega ) ||
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| 258 | readDbl(line, pos[3], fieldLen, _OMEGADOT) ) {
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| 259 | _checkState = bad;
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| 260 | return;
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| 261 | }
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| 262 | }
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| 263 |
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[8167] | 264 | else if ( iLine == 5 && type() != t_eph::IRNSS) {
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[6801] | 265 | if ( readDbl(line, pos[0], fieldLen, _IDOT ) ||
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| 266 | readDbl(line, pos[1], fieldLen, _L2Codes) ||
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| 267 | readDbl(line, pos[2], fieldLen, _TOEweek ) ||
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| 268 | readDbl(line, pos[3], fieldLen, _L2PFlag) ) {
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| 269 | _checkState = bad;
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| 270 | return;
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| 271 | }
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| 272 | }
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[8167] | 273 | else if ( iLine == 5 && type() == t_eph::IRNSS) {
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| 274 | if ( readDbl(line, pos[0], fieldLen, _IDOT ) ||
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| 275 | readDbl(line, pos[2], fieldLen, _TOEweek) ) {
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| 276 | _checkState = bad;
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| 277 | return;
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| 278 | }
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| 279 | }
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[6801] | 280 |
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[8167] | 281 | else if ( iLine == 6 && type() != t_eph::IRNSS) {
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[6801] | 282 | if ( readDbl(line, pos[0], fieldLen, _ura ) ||
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| 283 | readDbl(line, pos[1], fieldLen, _health) ||
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| 284 | readDbl(line, pos[2], fieldLen, _TGD ) ||
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| 285 | readDbl(line, pos[3], fieldLen, _IODC ) ) {
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| 286 | _checkState = bad;
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| 287 | return;
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| 288 | }
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| 289 | }
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[8167] | 290 | else if ( iLine == 6 && type() == t_eph::IRNSS) {
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| 291 | if ( readDbl(line, pos[0], fieldLen, _ura ) ||
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| 292 | readDbl(line, pos[1], fieldLen, _health) ||
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| 293 | readDbl(line, pos[2], fieldLen, _TGD ) ) {
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| 294 | _checkState = bad;
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| 295 | return;
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| 296 | }
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| 297 | }
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[6801] | 298 |
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| 299 | else if ( iLine == 7 ) {
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| 300 | if ( readDbl(line, pos[0], fieldLen, _TOT) ) {
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| 301 | _checkState = bad;
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| 302 | return;
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| 303 | }
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| 304 | readDbl(line, pos[1], fieldLen, _fitInterval); // _fitInterval optional
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| 305 | }
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| 306 | }
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| 307 | }
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| 308 |
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[2222] | 309 | // Compute GPS Satellite Position (virtual)
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[1025] | 310 | ////////////////////////////////////////////////////////////////////////////
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[6213] | 311 | t_irc t_ephGPS::position(int GPSweek, double GPSweeks, double* xc, double* vv) const {
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[1025] | 312 |
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[6518] | 313 | if (_checkState == bad) {
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| 314 | return failure;
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| 315 | }
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| 316 |
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[1098] | 317 | static const double omegaEarth = 7292115.1467e-11;
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[5277] | 318 | static const double gmGRS = 398.6005e12;
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[1025] | 319 |
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| 320 | memset(xc, 0, 4*sizeof(double));
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| 321 | memset(vv, 0, 3*sizeof(double));
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| 322 |
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| 323 | double a0 = _sqrt_A * _sqrt_A;
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| 324 | if (a0 == 0) {
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[6213] | 325 | return failure;
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[1025] | 326 | }
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| 327 |
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[5277] | 328 | double n0 = sqrt(gmGRS/(a0*a0*a0));
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[4018] | 329 |
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| 330 | bncTime tt(GPSweek, GPSweeks);
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[4543] | 331 | double tk = tt - bncTime(int(_TOEweek), _TOEsec);
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[4018] | 332 |
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[1025] | 333 | double n = n0 + _Delta_n;
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| 334 | double M = _M0 + n*tk;
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| 335 | double E = M;
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| 336 | double E_last;
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| 337 | do {
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| 338 | E_last = E;
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| 339 | E = M + _e*sin(E);
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| 340 | } while ( fabs(E-E_last)*a0 > 0.001 );
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| 341 | double v = 2.0*atan( sqrt( (1.0 + _e)/(1.0 - _e) )*tan( E/2 ) );
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| 342 | double u0 = v + _omega;
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| 343 | double sin2u0 = sin(2*u0);
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| 344 | double cos2u0 = cos(2*u0);
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| 345 | double r = a0*(1 - _e*cos(E)) + _Crc*cos2u0 + _Crs*sin2u0;
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| 346 | double i = _i0 + _IDOT*tk + _Cic*cos2u0 + _Cis*sin2u0;
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| 347 | double u = u0 + _Cuc*cos2u0 + _Cus*sin2u0;
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| 348 | double xp = r*cos(u);
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| 349 | double yp = r*sin(u);
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[7481] | 350 | double OM = _OMEGA0 + (_OMEGADOT - omegaEarth)*tk -
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[4018] | 351 | omegaEarth*_TOEsec;
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[7278] | 352 |
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[1025] | 353 | double sinom = sin(OM);
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| 354 | double cosom = cos(OM);
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| 355 | double sini = sin(i);
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| 356 | double cosi = cos(i);
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| 357 | xc[0] = xp*cosom - yp*cosi*sinom;
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| 358 | xc[1] = xp*sinom + yp*cosi*cosom;
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[7481] | 359 | xc[2] = yp*sini;
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| 360 |
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[4018] | 361 | double tc = tt - _TOC;
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[2429] | 362 | xc[3] = _clock_bias + _clock_drift*tc + _clock_driftrate*tc*tc;
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[1025] | 363 |
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| 364 | // Velocity
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| 365 | // --------
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| 366 | double tanv2 = tan(v/2);
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| 367 | double dEdM = 1 / (1 - _e*cos(E));
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[7278] | 368 | double dotv = sqrt((1.0 + _e)/(1.0 - _e)) / cos(E/2)/cos(E/2) / (1 + tanv2*tanv2)
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[1025] | 369 | * dEdM * n;
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| 370 | double dotu = dotv + (-_Cuc*sin2u0 + _Cus*cos2u0)*2*dotv;
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| 371 | double dotom = _OMEGADOT - omegaEarth;
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| 372 | double doti = _IDOT + (-_Cic*sin2u0 + _Cis*cos2u0)*2*dotv;
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[7278] | 373 | double dotr = a0 * _e*sin(E) * dEdM * n
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[1025] | 374 | + (-_Crc*sin2u0 + _Crs*cos2u0)*2*dotv;
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| 375 | double dotx = dotr*cos(u) - r*sin(u)*dotu;
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| 376 | double doty = dotr*sin(u) + r*cos(u)*dotu;
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| 377 |
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| 378 | vv[0] = cosom *dotx - cosi*sinom *doty // dX / dr
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| 379 | - xp*sinom*dotom - yp*cosi*cosom*dotom // dX / dOMEGA
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| 380 | + yp*sini*sinom*doti; // dX / di
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| 381 |
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| 382 | vv[1] = sinom *dotx + cosi*cosom *doty
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| 383 | + xp*cosom*dotom - yp*cosi*sinom*dotom
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| 384 | - yp*sini*cosom*doti;
|
---|
| 385 |
|
---|
| 386 | vv[2] = sini *doty + yp*cosi *doti;
|
---|
[2429] | 387 |
|
---|
| 388 | // Relativistic Correction
|
---|
| 389 | // -----------------------
|
---|
[7481] | 390 | // correspondent to IGS convention and GPS ICD (and SSR standard)
|
---|
[2429] | 391 | xc[3] -= 2.0 * (xc[0]*vv[0] + xc[1]*vv[1] + xc[2]*vv[2]) / t_CST::c / t_CST::c;
|
---|
[6213] | 392 |
|
---|
| 393 | return success;
|
---|
[1025] | 394 | }
|
---|
| 395 |
|
---|
[6801] | 396 | // RINEX Format String
|
---|
| 397 | //////////////////////////////////////////////////////////////////////////////
|
---|
| 398 | QString t_ephGPS::toString(double version) const {
|
---|
[2221] | 399 |
|
---|
[6801] | 400 | QString rnxStr = rinexDateStr(_TOC, _prn, version);
|
---|
[2221] | 401 |
|
---|
[6801] | 402 | QTextStream out(&rnxStr);
|
---|
[2221] | 403 |
|
---|
[6801] | 404 | out << QString("%1%2%3\n")
|
---|
| 405 | .arg(_clock_bias, 19, 'e', 12)
|
---|
| 406 | .arg(_clock_drift, 19, 'e', 12)
|
---|
| 407 | .arg(_clock_driftrate, 19, 'e', 12);
|
---|
[2221] | 408 |
|
---|
[6801] | 409 | QString fmt = version < 3.0 ? " %1%2%3%4\n" : " %1%2%3%4\n";
|
---|
[2221] | 410 |
|
---|
[8167] | 411 | out << QString(fmt)
|
---|
[6801] | 412 | .arg(_IODE, 19, 'e', 12)
|
---|
| 413 | .arg(_Crs, 19, 'e', 12)
|
---|
| 414 | .arg(_Delta_n, 19, 'e', 12)
|
---|
| 415 | .arg(_M0, 19, 'e', 12);
|
---|
| 416 |
|
---|
| 417 | out << QString(fmt)
|
---|
| 418 | .arg(_Cuc, 19, 'e', 12)
|
---|
| 419 | .arg(_e, 19, 'e', 12)
|
---|
| 420 | .arg(_Cus, 19, 'e', 12)
|
---|
| 421 | .arg(_sqrt_A, 19, 'e', 12);
|
---|
| 422 |
|
---|
| 423 | out << QString(fmt)
|
---|
| 424 | .arg(_TOEsec, 19, 'e', 12)
|
---|
| 425 | .arg(_Cic, 19, 'e', 12)
|
---|
| 426 | .arg(_OMEGA0, 19, 'e', 12)
|
---|
| 427 | .arg(_Cis, 19, 'e', 12);
|
---|
| 428 |
|
---|
| 429 | out << QString(fmt)
|
---|
| 430 | .arg(_i0, 19, 'e', 12)
|
---|
| 431 | .arg(_Crc, 19, 'e', 12)
|
---|
| 432 | .arg(_omega, 19, 'e', 12)
|
---|
| 433 | .arg(_OMEGADOT, 19, 'e', 12);
|
---|
| 434 |
|
---|
[8167] | 435 | if (type() == t_eph::IRNSS) {
|
---|
| 436 | out << QString(fmt)
|
---|
| 437 | .arg(_IDOT, 19, 'e', 12)
|
---|
| 438 | .arg("", 19, QChar(' '))
|
---|
| 439 | .arg(_TOEweek, 19, 'e', 12)
|
---|
| 440 | .arg("", 19, QChar(' '));
|
---|
| 441 | }
|
---|
| 442 | else {
|
---|
| 443 | out << QString(fmt)
|
---|
| 444 | .arg(_IDOT, 19, 'e', 12)
|
---|
| 445 | .arg(_L2Codes, 19, 'e', 12)
|
---|
| 446 | .arg(_TOEweek, 19, 'e', 12)
|
---|
| 447 | .arg(_L2PFlag, 19, 'e', 12);
|
---|
| 448 | }
|
---|
[6801] | 449 |
|
---|
[8167] | 450 | if (type() == t_eph::IRNSS) {
|
---|
| 451 | out << QString(fmt)
|
---|
| 452 | .arg(_ura, 19, 'e', 12)
|
---|
| 453 | .arg(_health, 19, 'e', 12)
|
---|
| 454 | .arg(_TGD, 19, 'e', 12)
|
---|
| 455 | .arg("", 19, QChar(' '));
|
---|
| 456 | }
|
---|
| 457 | else {
|
---|
| 458 | out << QString(fmt)
|
---|
| 459 | .arg(_ura, 19, 'e', 12)
|
---|
| 460 | .arg(_health, 19, 'e', 12)
|
---|
| 461 | .arg(_TGD, 19, 'e', 12)
|
---|
| 462 | .arg(_IODC, 19, 'e', 12);
|
---|
| 463 | }
|
---|
[6801] | 464 |
|
---|
[7923] | 465 | double tot = _TOT;
|
---|
| 466 | if (tot == 0.9999e9 && version < 3.0) {
|
---|
| 467 | tot = 0.0;
|
---|
| 468 | }
|
---|
[8167] | 469 | if (type() == t_eph::IRNSS) {
|
---|
| 470 | out << QString(fmt)
|
---|
| 471 | .arg(tot, 19, 'e', 12)
|
---|
| 472 | .arg("", 19, QChar(' '))
|
---|
| 473 | .arg("", 19, QChar(' '))
|
---|
| 474 | .arg("", 19, QChar(' '));
|
---|
| 475 | }
|
---|
| 476 | else {
|
---|
| 477 | out << QString(fmt)
|
---|
| 478 | .arg(tot, 19, 'e', 12)
|
---|
| 479 | .arg(_fitInterval, 19, 'e', 12)
|
---|
| 480 | .arg("", 19, QChar(' '))
|
---|
| 481 | .arg("", 19, QChar(' '));
|
---|
| 482 | }
|
---|
[6801] | 483 |
|
---|
| 484 | return rnxStr;
|
---|
[2221] | 485 | }
|
---|
| 486 |
|
---|
[6801] | 487 | // Constructor
|
---|
| 488 | //////////////////////////////////////////////////////////////////////////////
|
---|
| 489 | t_ephGlo::t_ephGlo(float rnxVersion, const QStringList& lines) {
|
---|
[2221] | 490 |
|
---|
[6801] | 491 | const int nLines = 4;
|
---|
| 492 |
|
---|
| 493 | if (lines.size() != nLines) {
|
---|
| 494 | _checkState = bad;
|
---|
| 495 | return;
|
---|
[6518] | 496 | }
|
---|
| 497 |
|
---|
[6801] | 498 | // RINEX Format
|
---|
| 499 | // ------------
|
---|
| 500 | int fieldLen = 19;
|
---|
[2221] | 501 |
|
---|
[6801] | 502 | int pos[4];
|
---|
| 503 | pos[0] = (rnxVersion <= 2.12) ? 3 : 4;
|
---|
| 504 | pos[1] = pos[0] + fieldLen;
|
---|
| 505 | pos[2] = pos[1] + fieldLen;
|
---|
| 506 | pos[3] = pos[2] + fieldLen;
|
---|
[2221] | 507 |
|
---|
[6801] | 508 | // Read four lines
|
---|
| 509 | // ---------------
|
---|
| 510 | for (int iLine = 0; iLine < nLines; iLine++) {
|
---|
| 511 | QString line = lines[iLine];
|
---|
[2221] | 512 |
|
---|
[6801] | 513 | if ( iLine == 0 ) {
|
---|
| 514 | QTextStream in(line.left(pos[1]).toAscii());
|
---|
[6213] | 515 |
|
---|
[6801] | 516 | int year, month, day, hour, min;
|
---|
| 517 | double sec;
|
---|
[2221] | 518 |
|
---|
[7139] | 519 | QString prnStr, n;
|
---|
[6880] | 520 | in >> prnStr;
|
---|
[7639] | 521 | if (prnStr.size() == 1 && prnStr[0] == 'R') {
|
---|
[7139] | 522 | in >> n;
|
---|
| 523 | prnStr.append(n);
|
---|
[6880] | 524 | }
|
---|
| 525 | in >> year >> month >> day >> hour >> min >> sec;
|
---|
[6801] | 526 | if (prnStr.at(0) == 'R') {
|
---|
| 527 | _prn.set('R', prnStr.mid(1).toInt());
|
---|
| 528 | }
|
---|
| 529 | else {
|
---|
| 530 | _prn.set('R', prnStr.toInt());
|
---|
| 531 | }
|
---|
[2221] | 532 |
|
---|
[6801] | 533 | if (year < 80) {
|
---|
| 534 | year += 2000;
|
---|
| 535 | }
|
---|
| 536 | else if (year < 100) {
|
---|
| 537 | year += 1900;
|
---|
| 538 | }
|
---|
[2221] | 539 |
|
---|
[6801] | 540 | _gps_utc = gnumleap(year, month, day);
|
---|
[2221] | 541 |
|
---|
[6801] | 542 | _TOC.set(year, month, day, hour, min, sec);
|
---|
| 543 | _TOC = _TOC + _gps_utc;
|
---|
[6213] | 544 |
|
---|
[6801] | 545 | if ( readDbl(line, pos[1], fieldLen, _tau ) ||
|
---|
| 546 | readDbl(line, pos[2], fieldLen, _gamma) ||
|
---|
| 547 | readDbl(line, pos[3], fieldLen, _tki ) ) {
|
---|
| 548 | _checkState = bad;
|
---|
| 549 | return;
|
---|
| 550 | }
|
---|
[2221] | 551 |
|
---|
[6801] | 552 | _tau = -_tau;
|
---|
| 553 | }
|
---|
| 554 |
|
---|
| 555 | else if ( iLine == 1 ) {
|
---|
| 556 | if ( readDbl(line, pos[0], fieldLen, _x_pos ) ||
|
---|
| 557 | readDbl(line, pos[1], fieldLen, _x_velocity ) ||
|
---|
| 558 | readDbl(line, pos[2], fieldLen, _x_acceleration) ||
|
---|
| 559 | readDbl(line, pos[3], fieldLen, _health ) ) {
|
---|
| 560 | _checkState = bad;
|
---|
| 561 | return;
|
---|
| 562 | }
|
---|
| 563 | }
|
---|
| 564 |
|
---|
| 565 | else if ( iLine == 2 ) {
|
---|
| 566 | if ( readDbl(line, pos[0], fieldLen, _y_pos ) ||
|
---|
| 567 | readDbl(line, pos[1], fieldLen, _y_velocity ) ||
|
---|
| 568 | readDbl(line, pos[2], fieldLen, _y_acceleration ) ||
|
---|
| 569 | readDbl(line, pos[3], fieldLen, _frequency_number) ) {
|
---|
| 570 | _checkState = bad;
|
---|
| 571 | return;
|
---|
| 572 | }
|
---|
| 573 | }
|
---|
| 574 |
|
---|
| 575 | else if ( iLine == 3 ) {
|
---|
| 576 | if ( readDbl(line, pos[0], fieldLen, _z_pos ) ||
|
---|
| 577 | readDbl(line, pos[1], fieldLen, _z_velocity ) ||
|
---|
| 578 | readDbl(line, pos[2], fieldLen, _z_acceleration) ||
|
---|
| 579 | readDbl(line, pos[3], fieldLen, _E ) ) {
|
---|
| 580 | _checkState = bad;
|
---|
| 581 | return;
|
---|
| 582 | }
|
---|
| 583 | }
|
---|
| 584 | }
|
---|
| 585 |
|
---|
| 586 | // Initialize status vector
|
---|
| 587 | // ------------------------
|
---|
| 588 | _tt = _TOC;
|
---|
| 589 | _xv.ReSize(6);
|
---|
| 590 | _xv(1) = _x_pos * 1.e3;
|
---|
| 591 | _xv(2) = _y_pos * 1.e3;
|
---|
| 592 | _xv(3) = _z_pos * 1.e3;
|
---|
| 593 | _xv(4) = _x_velocity * 1.e3;
|
---|
| 594 | _xv(5) = _y_velocity * 1.e3;
|
---|
| 595 | _xv(6) = _z_velocity * 1.e3;
|
---|
[2221] | 596 | }
|
---|
| 597 |
|
---|
[6801] | 598 | // Compute Glonass Satellite Position (virtual)
|
---|
[2771] | 599 | ////////////////////////////////////////////////////////////////////////////
|
---|
[6801] | 600 | t_irc t_ephGlo::position(int GPSweek, double GPSweeks, double* xc, double* vv) const {
|
---|
[2771] | 601 |
|
---|
[6518] | 602 | if (_checkState == bad) {
|
---|
| 603 | return failure;
|
---|
| 604 | }
|
---|
| 605 |
|
---|
[6801] | 606 | static const double nominalStep = 10.0;
|
---|
[2771] | 607 |
|
---|
| 608 | memset(xc, 0, 4*sizeof(double));
|
---|
| 609 | memset(vv, 0, 3*sizeof(double));
|
---|
| 610 |
|
---|
[6801] | 611 | double dtPos = bncTime(GPSweek, GPSweeks) - _tt;
|
---|
| 612 |
|
---|
| 613 | if (fabs(dtPos) > 24*3600.0) {
|
---|
[6213] | 614 | return failure;
|
---|
[2771] | 615 | }
|
---|
| 616 |
|
---|
[6801] | 617 | int nSteps = int(fabs(dtPos) / nominalStep) + 1;
|
---|
| 618 | double step = dtPos / nSteps;
|
---|
[4018] | 619 |
|
---|
[6801] | 620 | double acc[3];
|
---|
| 621 | acc[0] = _x_acceleration * 1.e3;
|
---|
| 622 | acc[1] = _y_acceleration * 1.e3;
|
---|
| 623 | acc[2] = _z_acceleration * 1.e3;
|
---|
| 624 | for (int ii = 1; ii <= nSteps; ii++) {
|
---|
| 625 | _xv = rungeKutta4(_tt.gpssec(), _xv, step, acc, glo_deriv);
|
---|
| 626 | _tt = _tt + step;
|
---|
| 627 | }
|
---|
[4018] | 628 |
|
---|
[6801] | 629 | // Position and Velocity
|
---|
| 630 | // ---------------------
|
---|
| 631 | xc[0] = _xv(1);
|
---|
| 632 | xc[1] = _xv(2);
|
---|
| 633 | xc[2] = _xv(3);
|
---|
[2771] | 634 |
|
---|
[6801] | 635 | vv[0] = _xv(4);
|
---|
| 636 | vv[1] = _xv(5);
|
---|
| 637 | vv[2] = _xv(6);
|
---|
[2771] | 638 |
|
---|
[6801] | 639 | // Clock Correction
|
---|
| 640 | // ----------------
|
---|
| 641 | double dtClk = bncTime(GPSweek, GPSweeks) - _TOC;
|
---|
| 642 | xc[3] = -_tau + _gamma * dtClk;
|
---|
[2771] | 643 |
|
---|
[6213] | 644 | return success;
|
---|
[2771] | 645 | }
|
---|
| 646 |
|
---|
[6801] | 647 | // RINEX Format String
|
---|
[3659] | 648 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6801] | 649 | QString t_ephGlo::toString(double version) const {
|
---|
[3664] | 650 |
|
---|
[6801] | 651 | QString rnxStr = rinexDateStr(_TOC-_gps_utc, _prn, version);
|
---|
[3699] | 652 |
|
---|
[6801] | 653 | QTextStream out(&rnxStr);
|
---|
[3664] | 654 |
|
---|
[6801] | 655 | out << QString("%1%2%3\n")
|
---|
| 656 | .arg(-_tau, 19, 'e', 12)
|
---|
| 657 | .arg(_gamma, 19, 'e', 12)
|
---|
| 658 | .arg(_tki, 19, 'e', 12);
|
---|
[3668] | 659 |
|
---|
[6801] | 660 | QString fmt = version < 3.0 ? " %1%2%3%4\n" : " %1%2%3%4\n";
|
---|
[3664] | 661 |
|
---|
[6801] | 662 | out << QString(fmt)
|
---|
| 663 | .arg(_x_pos, 19, 'e', 12)
|
---|
| 664 | .arg(_x_velocity, 19, 'e', 12)
|
---|
| 665 | .arg(_x_acceleration, 19, 'e', 12)
|
---|
| 666 | .arg(_health, 19, 'e', 12);
|
---|
[3664] | 667 |
|
---|
[6801] | 668 | out << QString(fmt)
|
---|
| 669 | .arg(_y_pos, 19, 'e', 12)
|
---|
| 670 | .arg(_y_velocity, 19, 'e', 12)
|
---|
| 671 | .arg(_y_acceleration, 19, 'e', 12)
|
---|
| 672 | .arg(_frequency_number, 19, 'e', 12);
|
---|
[3666] | 673 |
|
---|
[6801] | 674 | out << QString(fmt)
|
---|
| 675 | .arg(_z_pos, 19, 'e', 12)
|
---|
| 676 | .arg(_z_velocity, 19, 'e', 12)
|
---|
| 677 | .arg(_z_acceleration, 19, 'e', 12)
|
---|
| 678 | .arg(_E, 19, 'e', 12);
|
---|
[3666] | 679 |
|
---|
[6801] | 680 | return rnxStr;
|
---|
[3659] | 681 | }
|
---|
| 682 |
|
---|
[6801] | 683 | // Derivative of the state vector using a simple force model (static)
|
---|
| 684 | ////////////////////////////////////////////////////////////////////////////
|
---|
| 685 | ColumnVector t_ephGlo::glo_deriv(double /* tt */, const ColumnVector& xv,
|
---|
| 686 | double* acc) {
|
---|
[3659] | 687 |
|
---|
[6801] | 688 | // State vector components
|
---|
| 689 | // -----------------------
|
---|
| 690 | ColumnVector rr = xv.rows(1,3);
|
---|
| 691 | ColumnVector vv = xv.rows(4,6);
|
---|
[3699] | 692 |
|
---|
[6801] | 693 | // Acceleration
|
---|
[3699] | 694 | // ------------
|
---|
[6801] | 695 | static const double gmWGS = 398.60044e12;
|
---|
| 696 | static const double AE = 6378136.0;
|
---|
| 697 | static const double OMEGA = 7292115.e-11;
|
---|
| 698 | static const double C20 = -1082.6257e-6;
|
---|
[3699] | 699 |
|
---|
[6801] | 700 | double rho = rr.norm_Frobenius();
|
---|
| 701 | double t1 = -gmWGS/(rho*rho*rho);
|
---|
| 702 | double t2 = 3.0/2.0 * C20 * (gmWGS*AE*AE) / (rho*rho*rho*rho*rho);
|
---|
| 703 | double t3 = OMEGA * OMEGA;
|
---|
| 704 | double t4 = 2.0 * OMEGA;
|
---|
| 705 | double z2 = rr(3) * rr(3);
|
---|
[3699] | 706 |
|
---|
[6801] | 707 | // Vector of derivatives
|
---|
| 708 | // ---------------------
|
---|
| 709 | ColumnVector va(6);
|
---|
| 710 | va(1) = vv(1);
|
---|
| 711 | va(2) = vv(2);
|
---|
| 712 | va(3) = vv(3);
|
---|
| 713 | va(4) = (t1 + t2*(1.0-5.0*z2/(rho*rho)) + t3) * rr(1) + t4*vv(2) + acc[0];
|
---|
| 714 | va(5) = (t1 + t2*(1.0-5.0*z2/(rho*rho)) + t3) * rr(2) - t4*vv(1) + acc[1];
|
---|
| 715 | va(6) = (t1 + t2*(3.0-5.0*z2/(rho*rho)) ) * rr(3) + acc[2];
|
---|
[3699] | 716 |
|
---|
[6801] | 717 | return va;
|
---|
| 718 | }
|
---|
[3699] | 719 |
|
---|
[6801] | 720 | // IOD of Glonass Ephemeris (virtual)
|
---|
| 721 | ////////////////////////////////////////////////////////////////////////////
|
---|
[7169] | 722 | unsigned int t_ephGlo::IOD() const {
|
---|
[6801] | 723 | bncTime tMoscow = _TOC - _gps_utc + 3 * 3600.0;
|
---|
[7054] | 724 | return (unsigned long)tMoscow.daysec() / 900;
|
---|
[3659] | 725 | }
|
---|
| 726 |
|
---|
| 727 | // Constructor
|
---|
| 728 | //////////////////////////////////////////////////////////////////////////////
|
---|
[4891] | 729 | t_ephGal::t_ephGal(float rnxVersion, const QStringList& lines) {
|
---|
[6809] | 730 | int year, month, day, hour, min;
|
---|
| 731 | double sec;
|
---|
| 732 | QString prnStr;
|
---|
[4891] | 733 | const int nLines = 8;
|
---|
| 734 | if (lines.size() != nLines) {
|
---|
[6518] | 735 | _checkState = bad;
|
---|
[4891] | 736 | return;
|
---|
| 737 | }
|
---|
| 738 |
|
---|
| 739 | // RINEX Format
|
---|
| 740 | // ------------
|
---|
| 741 | int fieldLen = 19;
|
---|
[6792] | 742 | double SVhealth = 0.0;
|
---|
| 743 | double datasource = 0.0;
|
---|
[6798] | 744 |
|
---|
[4891] | 745 | int pos[4];
|
---|
| 746 | pos[0] = (rnxVersion <= 2.12) ? 3 : 4;
|
---|
| 747 | pos[1] = pos[0] + fieldLen;
|
---|
| 748 | pos[2] = pos[1] + fieldLen;
|
---|
| 749 | pos[3] = pos[2] + fieldLen;
|
---|
| 750 |
|
---|
| 751 | // Read eight lines
|
---|
| 752 | // ----------------
|
---|
| 753 | for (int iLine = 0; iLine < nLines; iLine++) {
|
---|
| 754 | QString line = lines[iLine];
|
---|
| 755 |
|
---|
| 756 | if ( iLine == 0 ) {
|
---|
| 757 | QTextStream in(line.left(pos[1]).toAscii());
|
---|
[7140] | 758 | QString n;
|
---|
[6880] | 759 | in >> prnStr;
|
---|
[7639] | 760 | if (prnStr.size() == 1 && prnStr[0] == 'E') {
|
---|
[7139] | 761 | in >> n;
|
---|
| 762 | prnStr.append(n);
|
---|
[6880] | 763 | }
|
---|
| 764 | in >> year >> month >> day >> hour >> min >> sec;
|
---|
[4891] | 765 | if (year < 80) {
|
---|
| 766 | year += 2000;
|
---|
| 767 | }
|
---|
| 768 | else if (year < 100) {
|
---|
| 769 | year += 1900;
|
---|
| 770 | }
|
---|
| 771 |
|
---|
| 772 | _TOC.set(year, month, day, hour, min, sec);
|
---|
| 773 |
|
---|
| 774 | if ( readDbl(line, pos[1], fieldLen, _clock_bias ) ||
|
---|
| 775 | readDbl(line, pos[2], fieldLen, _clock_drift ) ||
|
---|
| 776 | readDbl(line, pos[3], fieldLen, _clock_driftrate) ) {
|
---|
[6518] | 777 | _checkState = bad;
|
---|
[4891] | 778 | return;
|
---|
| 779 | }
|
---|
| 780 | }
|
---|
| 781 |
|
---|
| 782 | else if ( iLine == 1 ) {
|
---|
| 783 | if ( readDbl(line, pos[0], fieldLen, _IODnav ) ||
|
---|
| 784 | readDbl(line, pos[1], fieldLen, _Crs ) ||
|
---|
| 785 | readDbl(line, pos[2], fieldLen, _Delta_n) ||
|
---|
| 786 | readDbl(line, pos[3], fieldLen, _M0 ) ) {
|
---|
[6518] | 787 | _checkState = bad;
|
---|
[4891] | 788 | return;
|
---|
| 789 | }
|
---|
| 790 | }
|
---|
| 791 |
|
---|
| 792 | else if ( iLine == 2 ) {
|
---|
| 793 | if ( readDbl(line, pos[0], fieldLen, _Cuc ) ||
|
---|
| 794 | readDbl(line, pos[1], fieldLen, _e ) ||
|
---|
| 795 | readDbl(line, pos[2], fieldLen, _Cus ) ||
|
---|
| 796 | readDbl(line, pos[3], fieldLen, _sqrt_A) ) {
|
---|
[6518] | 797 | _checkState = bad;
|
---|
[4891] | 798 | return;
|
---|
| 799 | }
|
---|
| 800 | }
|
---|
| 801 |
|
---|
| 802 | else if ( iLine == 3 ) {
|
---|
| 803 | if ( readDbl(line, pos[0], fieldLen, _TOEsec) ||
|
---|
| 804 | readDbl(line, pos[1], fieldLen, _Cic ) ||
|
---|
| 805 | readDbl(line, pos[2], fieldLen, _OMEGA0) ||
|
---|
| 806 | readDbl(line, pos[3], fieldLen, _Cis ) ) {
|
---|
[6518] | 807 | _checkState = bad;
|
---|
[4891] | 808 | return;
|
---|
| 809 | }
|
---|
| 810 | }
|
---|
| 811 |
|
---|
| 812 | else if ( iLine == 4 ) {
|
---|
| 813 | if ( readDbl(line, pos[0], fieldLen, _i0 ) ||
|
---|
| 814 | readDbl(line, pos[1], fieldLen, _Crc ) ||
|
---|
| 815 | readDbl(line, pos[2], fieldLen, _omega ) ||
|
---|
| 816 | readDbl(line, pos[3], fieldLen, _OMEGADOT) ) {
|
---|
[6518] | 817 | _checkState = bad;
|
---|
[4891] | 818 | return;
|
---|
| 819 | }
|
---|
| 820 | }
|
---|
| 821 |
|
---|
| 822 | else if ( iLine == 5 ) {
|
---|
[6792] | 823 | if ( readDbl(line, pos[0], fieldLen, _IDOT ) ||
|
---|
| 824 | readDbl(line, pos[1], fieldLen, datasource) ||
|
---|
| 825 | readDbl(line, pos[2], fieldLen, _TOEweek ) ) {
|
---|
[6518] | 826 | _checkState = bad;
|
---|
[4891] | 827 | return;
|
---|
[6792] | 828 | } else {
|
---|
| 829 | if (int(datasource) & (1<<8)) {
|
---|
[6812] | 830 | _fnav = true;
|
---|
| 831 | _inav = false;
|
---|
[6792] | 832 | } else if (int(datasource) & (1<<9)) {
|
---|
[6812] | 833 | _fnav = false;
|
---|
| 834 | _inav = true;
|
---|
[6792] | 835 | }
|
---|
[6892] | 836 | _TOEweek -= 1024.0;
|
---|
[4891] | 837 | }
|
---|
| 838 | }
|
---|
| 839 |
|
---|
| 840 | else if ( iLine == 6 ) {
|
---|
| 841 | if ( readDbl(line, pos[0], fieldLen, _SISA ) ||
|
---|
[6792] | 842 | readDbl(line, pos[1], fieldLen, SVhealth) ||
|
---|
[4891] | 843 | readDbl(line, pos[2], fieldLen, _BGD_1_5A) ||
|
---|
| 844 | readDbl(line, pos[3], fieldLen, _BGD_1_5B) ) {
|
---|
[6518] | 845 | _checkState = bad;
|
---|
[4891] | 846 | return;
|
---|
[6792] | 847 | } else {
|
---|
| 848 | // Bit 0
|
---|
[6812] | 849 | _e1DataInValid = (int(SVhealth) & (1<<0));
|
---|
[6792] | 850 | // Bit 1-2
|
---|
[6802] | 851 | _E1_bHS = double((int(SVhealth) >> 1) & 0x3);
|
---|
[6792] | 852 | // Bit 3
|
---|
[6812] | 853 | _e5aDataInValid = (int(SVhealth) & (1<<3));
|
---|
[6792] | 854 | // Bit 4-5
|
---|
[6802] | 855 | _E5aHS = double((int(SVhealth) >> 4) & 0x3);
|
---|
[6792] | 856 | // Bit 6
|
---|
[6812] | 857 | _e5bDataInValid = (int(SVhealth) & (1<<6));
|
---|
[6792] | 858 | // Bit 7-8
|
---|
[6802] | 859 | _E5bHS = double((int(SVhealth) >> 7) & 0x3);
|
---|
[6809] | 860 |
|
---|
| 861 | if (prnStr.at(0) == 'E') {
|
---|
[7140] | 862 | _prn.set('E', prnStr.mid(1).toInt(), _inav ? 1 : 0);
|
---|
[6809] | 863 | }
|
---|
[4891] | 864 | }
|
---|
| 865 | }
|
---|
| 866 |
|
---|
| 867 | else if ( iLine == 7 ) {
|
---|
| 868 | if ( readDbl(line, pos[0], fieldLen, _TOT) ) {
|
---|
[6518] | 869 | _checkState = bad;
|
---|
[4891] | 870 | return;
|
---|
| 871 | }
|
---|
| 872 | }
|
---|
| 873 | }
|
---|
[3659] | 874 | }
|
---|
[4013] | 875 |
|
---|
[6801] | 876 | // Compute Galileo Satellite Position (virtual)
|
---|
| 877 | ////////////////////////////////////////////////////////////////////////////
|
---|
| 878 | t_irc t_ephGal::position(int GPSweek, double GPSweeks, double* xc, double* vv) const {
|
---|
[4013] | 879 |
|
---|
[6801] | 880 | if (_checkState == bad) {
|
---|
| 881 | return failure;
|
---|
| 882 | }
|
---|
[4013] | 883 |
|
---|
[6801] | 884 | static const double omegaEarth = 7292115.1467e-11;
|
---|
| 885 | static const double gmWGS = 398.60044e12;
|
---|
[4023] | 886 |
|
---|
[6801] | 887 | memset(xc, 0, 4*sizeof(double));
|
---|
| 888 | memset(vv, 0, 3*sizeof(double));
|
---|
[4023] | 889 |
|
---|
[6801] | 890 | double a0 = _sqrt_A * _sqrt_A;
|
---|
| 891 | if (a0 == 0) {
|
---|
| 892 | return failure;
|
---|
| 893 | }
|
---|
[4023] | 894 |
|
---|
[6801] | 895 | double n0 = sqrt(gmWGS/(a0*a0*a0));
|
---|
[4023] | 896 |
|
---|
[6801] | 897 | bncTime tt(GPSweek, GPSweeks);
|
---|
| 898 | double tk = tt - bncTime(_TOC.gpsw(), _TOEsec);
|
---|
[4023] | 899 |
|
---|
[6801] | 900 | double n = n0 + _Delta_n;
|
---|
| 901 | double M = _M0 + n*tk;
|
---|
| 902 | double E = M;
|
---|
| 903 | double E_last;
|
---|
| 904 | do {
|
---|
| 905 | E_last = E;
|
---|
| 906 | E = M + _e*sin(E);
|
---|
| 907 | } while ( fabs(E-E_last)*a0 > 0.001 );
|
---|
| 908 | double v = 2.0*atan( sqrt( (1.0 + _e)/(1.0 - _e) )*tan( E/2 ) );
|
---|
| 909 | double u0 = v + _omega;
|
---|
| 910 | double sin2u0 = sin(2*u0);
|
---|
| 911 | double cos2u0 = cos(2*u0);
|
---|
| 912 | double r = a0*(1 - _e*cos(E)) + _Crc*cos2u0 + _Crs*sin2u0;
|
---|
| 913 | double i = _i0 + _IDOT*tk + _Cic*cos2u0 + _Cis*sin2u0;
|
---|
| 914 | double u = u0 + _Cuc*cos2u0 + _Cus*sin2u0;
|
---|
| 915 | double xp = r*cos(u);
|
---|
| 916 | double yp = r*sin(u);
|
---|
| 917 | double OM = _OMEGA0 + (_OMEGADOT - omegaEarth)*tk -
|
---|
| 918 | omegaEarth*_TOEsec;
|
---|
[4023] | 919 |
|
---|
[6801] | 920 | double sinom = sin(OM);
|
---|
| 921 | double cosom = cos(OM);
|
---|
| 922 | double sini = sin(i);
|
---|
| 923 | double cosi = cos(i);
|
---|
| 924 | xc[0] = xp*cosom - yp*cosi*sinom;
|
---|
| 925 | xc[1] = xp*sinom + yp*cosi*cosom;
|
---|
| 926 | xc[2] = yp*sini;
|
---|
[4023] | 927 |
|
---|
[6801] | 928 | double tc = tt - _TOC;
|
---|
| 929 | xc[3] = _clock_bias + _clock_drift*tc + _clock_driftrate*tc*tc;
|
---|
[4023] | 930 |
|
---|
[6801] | 931 | // Velocity
|
---|
| 932 | // --------
|
---|
| 933 | double tanv2 = tan(v/2);
|
---|
| 934 | double dEdM = 1 / (1 - _e*cos(E));
|
---|
| 935 | double dotv = sqrt((1.0 + _e)/(1.0 - _e)) / cos(E/2)/cos(E/2) / (1 + tanv2*tanv2)
|
---|
| 936 | * dEdM * n;
|
---|
| 937 | double dotu = dotv + (-_Cuc*sin2u0 + _Cus*cos2u0)*2*dotv;
|
---|
| 938 | double dotom = _OMEGADOT - omegaEarth;
|
---|
| 939 | double doti = _IDOT + (-_Cic*sin2u0 + _Cis*cos2u0)*2*dotv;
|
---|
| 940 | double dotr = a0 * _e*sin(E) * dEdM * n
|
---|
| 941 | + (-_Crc*sin2u0 + _Crs*cos2u0)*2*dotv;
|
---|
| 942 | double dotx = dotr*cos(u) - r*sin(u)*dotu;
|
---|
| 943 | double doty = dotr*sin(u) + r*cos(u)*dotu;
|
---|
[4023] | 944 |
|
---|
[6801] | 945 | vv[0] = cosom *dotx - cosi*sinom *doty // dX / dr
|
---|
| 946 | - xp*sinom*dotom - yp*cosi*cosom*dotom // dX / dOMEGA
|
---|
| 947 | + yp*sini*sinom*doti; // dX / di
|
---|
| 948 |
|
---|
| 949 | vv[1] = sinom *dotx + cosi*cosom *doty
|
---|
| 950 | + xp*cosom*dotom - yp*cosi*sinom*dotom
|
---|
| 951 | - yp*sini*cosom*doti;
|
---|
| 952 |
|
---|
| 953 | vv[2] = sini *doty + yp*cosi *doti;
|
---|
| 954 |
|
---|
| 955 | // Relativistic Correction
|
---|
| 956 | // -----------------------
|
---|
[7481] | 957 | // correspondent to Galileo ICD and to SSR standard
|
---|
| 958 | xc[3] -= 4.442807633e-10 * _e * sqrt(a0) *sin(E);
|
---|
| 959 | // correspondent to IGS convention
|
---|
| 960 | //xc[3] -= 2.0 * (xc[0]*vv[0] + xc[1]*vv[1] + xc[2]*vv[2]) / t_CST::c / t_CST::c;
|
---|
[6801] | 961 |
|
---|
| 962 | return success;
|
---|
[4023] | 963 | }
|
---|
| 964 |
|
---|
| 965 | // RINEX Format String
|
---|
| 966 | //////////////////////////////////////////////////////////////////////////////
|
---|
| 967 | QString t_ephGal::toString(double version) const {
|
---|
| 968 |
|
---|
[4029] | 969 | QString rnxStr = rinexDateStr(_TOC, _prn, version);
|
---|
[4023] | 970 |
|
---|
| 971 | QTextStream out(&rnxStr);
|
---|
| 972 |
|
---|
| 973 | out << QString("%1%2%3\n")
|
---|
| 974 | .arg(_clock_bias, 19, 'e', 12)
|
---|
| 975 | .arg(_clock_drift, 19, 'e', 12)
|
---|
| 976 | .arg(_clock_driftrate, 19, 'e', 12);
|
---|
| 977 |
|
---|
| 978 | QString fmt = version < 3.0 ? " %1%2%3%4\n" : " %1%2%3%4\n";
|
---|
| 979 |
|
---|
| 980 | out << QString(fmt)
|
---|
| 981 | .arg(_IODnav, 19, 'e', 12)
|
---|
| 982 | .arg(_Crs, 19, 'e', 12)
|
---|
| 983 | .arg(_Delta_n, 19, 'e', 12)
|
---|
| 984 | .arg(_M0, 19, 'e', 12);
|
---|
| 985 |
|
---|
| 986 | out << QString(fmt)
|
---|
| 987 | .arg(_Cuc, 19, 'e', 12)
|
---|
| 988 | .arg(_e, 19, 'e', 12)
|
---|
| 989 | .arg(_Cus, 19, 'e', 12)
|
---|
| 990 | .arg(_sqrt_A, 19, 'e', 12);
|
---|
| 991 |
|
---|
| 992 | out << QString(fmt)
|
---|
| 993 | .arg(_TOEsec, 19, 'e', 12)
|
---|
| 994 | .arg(_Cic, 19, 'e', 12)
|
---|
| 995 | .arg(_OMEGA0, 19, 'e', 12)
|
---|
| 996 | .arg(_Cis, 19, 'e', 12);
|
---|
| 997 |
|
---|
| 998 | out << QString(fmt)
|
---|
| 999 | .arg(_i0, 19, 'e', 12)
|
---|
| 1000 | .arg(_Crc, 19, 'e', 12)
|
---|
| 1001 | .arg(_omega, 19, 'e', 12)
|
---|
| 1002 | .arg(_OMEGADOT, 19, 'e', 12);
|
---|
| 1003 |
|
---|
[6792] | 1004 | int dataSource = 0;
|
---|
| 1005 | int SVhealth = 0;
|
---|
| 1006 | double BGD_1_5A = _BGD_1_5A;
|
---|
| 1007 | double BGD_1_5B = _BGD_1_5B;
|
---|
[6812] | 1008 | if (_fnav) {
|
---|
[6792] | 1009 | dataSource |= (1<<1);
|
---|
| 1010 | dataSource |= (1<<8);
|
---|
| 1011 | BGD_1_5B = 0.0;
|
---|
| 1012 | // SVhealth
|
---|
| 1013 | // Bit 3 : E5a DVS
|
---|
[6812] | 1014 | if (_e5aDataInValid) {
|
---|
[6792] | 1015 | SVhealth |= (1<<3);
|
---|
| 1016 | }
|
---|
| 1017 | // Bit 4-5: E5a HS
|
---|
| 1018 | if (_E5aHS == 1.0) {
|
---|
| 1019 | SVhealth |= (1<<4);
|
---|
| 1020 | }
|
---|
| 1021 | else if (_E5aHS == 2.0) {
|
---|
| 1022 | SVhealth |= (1<<5);
|
---|
| 1023 | }
|
---|
| 1024 | else if (_E5aHS == 3.0) {
|
---|
| 1025 | SVhealth |= (1<<4);
|
---|
| 1026 | SVhealth |= (1<<5);
|
---|
| 1027 | }
|
---|
| 1028 | }
|
---|
[6812] | 1029 | else if(_inav) {
|
---|
[6803] | 1030 | // Bit 2 and 0 are set because from MT1046 the data source cannot be determined
|
---|
| 1031 | // and RNXv3.03 says both can be set if the navigation messages were merged
|
---|
[5539] | 1032 | dataSource |= (1<<0);
|
---|
[6792] | 1033 | dataSource |= (1<<2);
|
---|
[5540] | 1034 | dataSource |= (1<<9);
|
---|
[6792] | 1035 | // SVhealth
|
---|
| 1036 | // Bit 0 : E1-B DVS
|
---|
[6812] | 1037 | if (_e1DataInValid) {
|
---|
[6792] | 1038 | SVhealth |= (1<<0);
|
---|
| 1039 | }
|
---|
| 1040 | // Bit 1-2: E1-B HS
|
---|
| 1041 | if (_E1_bHS == 1.0) {
|
---|
| 1042 | SVhealth |= (1<<1);
|
---|
| 1043 | }
|
---|
| 1044 | else if (_E1_bHS == 2.0) {
|
---|
| 1045 | SVhealth |= (1<<2);
|
---|
| 1046 | }
|
---|
[6803] | 1047 | else if (_E1_bHS == 3.0) {
|
---|
[6792] | 1048 | SVhealth |= (1<<1);
|
---|
| 1049 | SVhealth |= (1<<2);
|
---|
| 1050 | }
|
---|
[6802] | 1051 | // Bit 3 : E5a DVS
|
---|
[6812] | 1052 | if (_e5aDataInValid) {
|
---|
[6802] | 1053 | SVhealth |= (1<<3);
|
---|
| 1054 | }
|
---|
| 1055 | // Bit 4-5: E5a HS
|
---|
| 1056 | if (_E5aHS == 1.0) {
|
---|
| 1057 | SVhealth |= (1<<4);
|
---|
| 1058 | }
|
---|
| 1059 | else if (_E5aHS == 2.0) {
|
---|
| 1060 | SVhealth |= (1<<5);
|
---|
| 1061 | }
|
---|
[6803] | 1062 | else if (_E5aHS == 3.0) {
|
---|
[6802] | 1063 | SVhealth |= (1<<4);
|
---|
| 1064 | SVhealth |= (1<<5);
|
---|
| 1065 | }
|
---|
[6792] | 1066 | // Bit 6 : E5b DVS
|
---|
[6812] | 1067 | if (_e5bDataInValid) {
|
---|
[6792] | 1068 | SVhealth |= (1<<6);
|
---|
| 1069 | }
|
---|
| 1070 | // Bit 7-8: E5b HS
|
---|
| 1071 | if (_E5bHS == 1.0) {
|
---|
| 1072 | SVhealth |= (1<<7);
|
---|
| 1073 | }
|
---|
| 1074 | else if (_E5bHS == 2.0) {
|
---|
| 1075 | SVhealth |= (1<<8);
|
---|
| 1076 | }
|
---|
[6803] | 1077 | else if (_E5bHS == 3.0) {
|
---|
[6792] | 1078 | SVhealth |= (1<<7);
|
---|
| 1079 | SVhealth |= (1<<8);
|
---|
| 1080 | }
|
---|
[5539] | 1081 | }
|
---|
[6792] | 1082 |
|
---|
[4023] | 1083 | out << QString(fmt)
|
---|
[5532] | 1084 | .arg(_IDOT, 19, 'e', 12)
|
---|
| 1085 | .arg(double(dataSource), 19, 'e', 12)
|
---|
[6892] | 1086 | .arg(_TOEweek + 1024.0, 19, 'e', 12)
|
---|
[5532] | 1087 | .arg(0.0, 19, 'e', 12);
|
---|
[4023] | 1088 |
|
---|
| 1089 | out << QString(fmt)
|
---|
[6798] | 1090 | .arg(_SISA, 19, 'e', 12)
|
---|
[6792] | 1091 | .arg(double(SVhealth), 19, 'e', 12)
|
---|
| 1092 | .arg(BGD_1_5A, 19, 'e', 12)
|
---|
| 1093 | .arg(BGD_1_5B, 19, 'e', 12);
|
---|
[4023] | 1094 |
|
---|
[7923] | 1095 | double tot = _TOT;
|
---|
| 1096 | if (tot == 0.9999e9 && version < 3.0) {
|
---|
| 1097 | tot = 0.0;
|
---|
| 1098 | }
|
---|
[4023] | 1099 | out << QString(fmt)
|
---|
[7923] | 1100 | .arg(tot, 19, 'e', 12)
|
---|
[4024] | 1101 | .arg("", 19, QChar(' '))
|
---|
| 1102 | .arg("", 19, QChar(' '))
|
---|
| 1103 | .arg("", 19, QChar(' '));
|
---|
[4023] | 1104 |
|
---|
| 1105 | return rnxStr;
|
---|
| 1106 | }
|
---|
| 1107 |
|
---|
[6385] | 1108 | // Constructor
|
---|
| 1109 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6390] | 1110 | t_ephSBAS::t_ephSBAS(float rnxVersion, const QStringList& lines) {
|
---|
| 1111 |
|
---|
| 1112 | const int nLines = 4;
|
---|
| 1113 |
|
---|
| 1114 | if (lines.size() != nLines) {
|
---|
[6518] | 1115 | _checkState = bad;
|
---|
[6390] | 1116 | return;
|
---|
| 1117 | }
|
---|
| 1118 |
|
---|
| 1119 | // RINEX Format
|
---|
| 1120 | // ------------
|
---|
| 1121 | int fieldLen = 19;
|
---|
| 1122 |
|
---|
| 1123 | int pos[4];
|
---|
| 1124 | pos[0] = (rnxVersion <= 2.12) ? 3 : 4;
|
---|
| 1125 | pos[1] = pos[0] + fieldLen;
|
---|
| 1126 | pos[2] = pos[1] + fieldLen;
|
---|
| 1127 | pos[3] = pos[2] + fieldLen;
|
---|
| 1128 |
|
---|
| 1129 | // Read four lines
|
---|
| 1130 | // ---------------
|
---|
| 1131 | for (int iLine = 0; iLine < nLines; iLine++) {
|
---|
| 1132 | QString line = lines[iLine];
|
---|
| 1133 |
|
---|
| 1134 | if ( iLine == 0 ) {
|
---|
| 1135 | QTextStream in(line.left(pos[1]).toAscii());
|
---|
| 1136 |
|
---|
| 1137 | int year, month, day, hour, min;
|
---|
| 1138 | double sec;
|
---|
[6880] | 1139 |
|
---|
[7139] | 1140 | QString prnStr, n;
|
---|
[6880] | 1141 | in >> prnStr;
|
---|
[7639] | 1142 | if (prnStr.size() == 1 && prnStr[0] == 'S') {
|
---|
[7139] | 1143 | in >> n;
|
---|
| 1144 | prnStr.append(n);
|
---|
[6880] | 1145 | }
|
---|
| 1146 | in >> year >> month >> day >> hour >> min >> sec;
|
---|
[6390] | 1147 | if (prnStr.at(0) == 'S') {
|
---|
| 1148 | _prn.set('S', prnStr.mid(1).toInt());
|
---|
| 1149 | }
|
---|
| 1150 | else {
|
---|
| 1151 | _prn.set('S', prnStr.toInt());
|
---|
| 1152 | }
|
---|
| 1153 |
|
---|
| 1154 | if (year < 80) {
|
---|
| 1155 | year += 2000;
|
---|
| 1156 | }
|
---|
| 1157 | else if (year < 100) {
|
---|
| 1158 | year += 1900;
|
---|
| 1159 | }
|
---|
| 1160 |
|
---|
| 1161 | _TOC.set(year, month, day, hour, min, sec);
|
---|
| 1162 |
|
---|
| 1163 | if ( readDbl(line, pos[1], fieldLen, _agf0 ) ||
|
---|
| 1164 | readDbl(line, pos[2], fieldLen, _agf1 ) ||
|
---|
| 1165 | readDbl(line, pos[3], fieldLen, _TOW ) ) {
|
---|
[6518] | 1166 | _checkState = bad;
|
---|
[6390] | 1167 | return;
|
---|
| 1168 | }
|
---|
| 1169 | }
|
---|
| 1170 |
|
---|
| 1171 | else if ( iLine == 1 ) {
|
---|
| 1172 | if ( readDbl(line, pos[0], fieldLen, _x_pos ) ||
|
---|
| 1173 | readDbl(line, pos[1], fieldLen, _x_velocity ) ||
|
---|
| 1174 | readDbl(line, pos[2], fieldLen, _x_acceleration) ||
|
---|
| 1175 | readDbl(line, pos[3], fieldLen, _health ) ) {
|
---|
[6518] | 1176 | _checkState = bad;
|
---|
[6390] | 1177 | return;
|
---|
| 1178 | }
|
---|
| 1179 | }
|
---|
| 1180 |
|
---|
| 1181 | else if ( iLine == 2 ) {
|
---|
| 1182 | if ( readDbl(line, pos[0], fieldLen, _y_pos ) ||
|
---|
| 1183 | readDbl(line, pos[1], fieldLen, _y_velocity ) ||
|
---|
| 1184 | readDbl(line, pos[2], fieldLen, _y_acceleration ) ||
|
---|
| 1185 | readDbl(line, pos[3], fieldLen, _ura ) ) {
|
---|
[6518] | 1186 | _checkState = bad;
|
---|
[6390] | 1187 | return;
|
---|
| 1188 | }
|
---|
| 1189 | }
|
---|
| 1190 |
|
---|
| 1191 | else if ( iLine == 3 ) {
|
---|
[6536] | 1192 | double iodn;
|
---|
[6390] | 1193 | if ( readDbl(line, pos[0], fieldLen, _z_pos ) ||
|
---|
| 1194 | readDbl(line, pos[1], fieldLen, _z_velocity ) ||
|
---|
| 1195 | readDbl(line, pos[2], fieldLen, _z_acceleration) ||
|
---|
[6536] | 1196 | readDbl(line, pos[3], fieldLen, iodn ) ) {
|
---|
[6518] | 1197 | _checkState = bad;
|
---|
[6390] | 1198 | return;
|
---|
[6891] | 1199 | } else {
|
---|
[6536] | 1200 | _IODN = int(iodn);
|
---|
[6390] | 1201 | }
|
---|
| 1202 | }
|
---|
| 1203 | }
|
---|
| 1204 |
|
---|
[7278] | 1205 | _x_pos *= 1.e3;
|
---|
| 1206 | _y_pos *= 1.e3;
|
---|
| 1207 | _z_pos *= 1.e3;
|
---|
| 1208 | _x_velocity *= 1.e3;
|
---|
| 1209 | _y_velocity *= 1.e3;
|
---|
| 1210 | _z_velocity *= 1.e3;
|
---|
| 1211 | _x_acceleration *= 1.e3;
|
---|
| 1212 | _y_acceleration *= 1.e3;
|
---|
| 1213 | _z_acceleration *= 1.e3;
|
---|
[6385] | 1214 | }
|
---|
| 1215 |
|
---|
[7054] | 1216 | // IOD of SBAS Ephemeris (virtual)
|
---|
| 1217 | ////////////////////////////////////////////////////////////////////////////
|
---|
| 1218 |
|
---|
[7169] | 1219 | unsigned int t_ephSBAS::IOD() const {
|
---|
[7054] | 1220 | unsigned char buffer[80];
|
---|
| 1221 | int size = 0;
|
---|
| 1222 | int numbits = 0;
|
---|
| 1223 | long long bitbuffer = 0;
|
---|
| 1224 | unsigned char *startbuffer = buffer;
|
---|
| 1225 |
|
---|
| 1226 | SBASADDBITSFLOAT(30, this->_x_pos, 0.08)
|
---|
| 1227 | SBASADDBITSFLOAT(30, this->_y_pos, 0.08)
|
---|
| 1228 | SBASADDBITSFLOAT(25, this->_z_pos, 0.4)
|
---|
| 1229 | SBASADDBITSFLOAT(17, this->_x_velocity, 0.000625)
|
---|
| 1230 | SBASADDBITSFLOAT(17, this->_y_velocity, 0.000625)
|
---|
| 1231 | SBASADDBITSFLOAT(18, this->_z_velocity, 0.004)
|
---|
| 1232 | SBASADDBITSFLOAT(10, this->_x_acceleration, 0.0000125)
|
---|
| 1233 | SBASADDBITSFLOAT(10, this->_y_acceleration, 0.0000125)
|
---|
| 1234 | SBASADDBITSFLOAT(10, this->_z_acceleration, 0.0000625)
|
---|
| 1235 | SBASADDBITSFLOAT(12, this->_agf0, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1236 | SBASADDBITSFLOAT(8, this->_agf1, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<10))
|
---|
| 1237 | SBASADDBITS(5,0); // the last byte is filled by 0-bits to obtain a length of an integer multiple of 8
|
---|
| 1238 |
|
---|
| 1239 | return CRC24(size, startbuffer);
|
---|
| 1240 | }
|
---|
| 1241 |
|
---|
[6385] | 1242 | // Compute SBAS Satellite Position (virtual)
|
---|
| 1243 | ////////////////////////////////////////////////////////////////////////////
|
---|
| 1244 | t_irc t_ephSBAS::position(int GPSweek, double GPSweeks, double* xc, double* vv) const {
|
---|
[6386] | 1245 |
|
---|
[6518] | 1246 | if (_checkState == bad) {
|
---|
| 1247 | return failure;
|
---|
| 1248 | }
|
---|
| 1249 |
|
---|
[6386] | 1250 | bncTime tt(GPSweek, GPSweeks);
|
---|
| 1251 | double dt = tt - _TOC;
|
---|
| 1252 |
|
---|
[7278] | 1253 | xc[0] = _x_pos + _x_velocity * dt + _x_acceleration * dt * dt / 2.0;
|
---|
| 1254 | xc[1] = _y_pos + _y_velocity * dt + _y_acceleration * dt * dt / 2.0;
|
---|
| 1255 | xc[2] = _z_pos + _z_velocity * dt + _z_acceleration * dt * dt / 2.0;
|
---|
[6386] | 1256 |
|
---|
| 1257 | vv[0] = _x_velocity + _x_acceleration * dt;
|
---|
| 1258 | vv[1] = _y_velocity + _y_acceleration * dt;
|
---|
| 1259 | vv[2] = _z_velocity + _z_acceleration * dt;
|
---|
| 1260 |
|
---|
| 1261 | xc[3] = _agf0 + _agf1 * dt;
|
---|
| 1262 |
|
---|
| 1263 | return success;
|
---|
[6385] | 1264 | }
|
---|
| 1265 |
|
---|
| 1266 | // RINEX Format String
|
---|
| 1267 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6388] | 1268 | QString t_ephSBAS::toString(double version) const {
|
---|
| 1269 |
|
---|
| 1270 | QString rnxStr = rinexDateStr(_TOC, _prn, version);
|
---|
| 1271 |
|
---|
| 1272 | QTextStream out(&rnxStr);
|
---|
| 1273 |
|
---|
| 1274 | out << QString("%1%2%3\n")
|
---|
[6390] | 1275 | .arg(_agf0, 19, 'e', 12)
|
---|
| 1276 | .arg(_agf1, 19, 'e', 12)
|
---|
| 1277 | .arg(_TOW, 19, 'e', 12);
|
---|
[6388] | 1278 |
|
---|
| 1279 | QString fmt = version < 3.0 ? " %1%2%3%4\n" : " %1%2%3%4\n";
|
---|
| 1280 |
|
---|
| 1281 | out << QString(fmt)
|
---|
| 1282 | .arg(1.e-3*_x_pos, 19, 'e', 12)
|
---|
| 1283 | .arg(1.e-3*_x_velocity, 19, 'e', 12)
|
---|
| 1284 | .arg(1.e-3*_x_acceleration, 19, 'e', 12)
|
---|
[6390] | 1285 | .arg(_health, 19, 'e', 12);
|
---|
[6388] | 1286 |
|
---|
| 1287 | out << QString(fmt)
|
---|
| 1288 | .arg(1.e-3*_y_pos, 19, 'e', 12)
|
---|
| 1289 | .arg(1.e-3*_y_velocity, 19, 'e', 12)
|
---|
| 1290 | .arg(1.e-3*_y_acceleration, 19, 'e', 12)
|
---|
[6390] | 1291 | .arg(_ura, 19, 'e', 12);
|
---|
[6388] | 1292 |
|
---|
| 1293 | out << QString(fmt)
|
---|
| 1294 | .arg(1.e-3*_z_pos, 19, 'e', 12)
|
---|
| 1295 | .arg(1.e-3*_z_velocity, 19, 'e', 12)
|
---|
| 1296 | .arg(1.e-3*_z_acceleration, 19, 'e', 12)
|
---|
[6536] | 1297 | .arg(double(_IODN), 19, 'e', 12);
|
---|
[6388] | 1298 |
|
---|
| 1299 | return rnxStr;
|
---|
[6385] | 1300 | }
|
---|
[6400] | 1301 |
|
---|
| 1302 | // Constructor
|
---|
| 1303 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6600] | 1304 | t_ephBDS::t_ephBDS(float rnxVersion, const QStringList& lines) {
|
---|
[6400] | 1305 |
|
---|
| 1306 | const int nLines = 8;
|
---|
| 1307 |
|
---|
| 1308 | if (lines.size() != nLines) {
|
---|
[6518] | 1309 | _checkState = bad;
|
---|
[6400] | 1310 | return;
|
---|
| 1311 | }
|
---|
| 1312 |
|
---|
| 1313 | // RINEX Format
|
---|
| 1314 | // ------------
|
---|
| 1315 | int fieldLen = 19;
|
---|
| 1316 |
|
---|
| 1317 | int pos[4];
|
---|
| 1318 | pos[0] = (rnxVersion <= 2.12) ? 3 : 4;
|
---|
| 1319 | pos[1] = pos[0] + fieldLen;
|
---|
| 1320 | pos[2] = pos[1] + fieldLen;
|
---|
| 1321 | pos[3] = pos[2] + fieldLen;
|
---|
| 1322 |
|
---|
| 1323 | // Read eight lines
|
---|
| 1324 | // ----------------
|
---|
| 1325 | for (int iLine = 0; iLine < nLines; iLine++) {
|
---|
| 1326 | QString line = lines[iLine];
|
---|
| 1327 |
|
---|
| 1328 | if ( iLine == 0 ) {
|
---|
| 1329 | QTextStream in(line.left(pos[1]).toAscii());
|
---|
| 1330 |
|
---|
| 1331 | int year, month, day, hour, min;
|
---|
| 1332 | double sec;
|
---|
[6880] | 1333 |
|
---|
[7139] | 1334 | QString prnStr, n;
|
---|
[6880] | 1335 | in >> prnStr;
|
---|
[7639] | 1336 | if (prnStr.size() == 1 && prnStr[0] == 'C') {
|
---|
[7139] | 1337 | in >> n;
|
---|
| 1338 | prnStr.append(n);
|
---|
[6880] | 1339 | }
|
---|
| 1340 | in >> year >> month >> day >> hour >> min >> sec;
|
---|
[6400] | 1341 | if (prnStr.at(0) == 'C') {
|
---|
| 1342 | _prn.set('C', prnStr.mid(1).toInt());
|
---|
| 1343 | }
|
---|
| 1344 | else {
|
---|
| 1345 | _prn.set('C', prnStr.toInt());
|
---|
| 1346 | }
|
---|
| 1347 |
|
---|
| 1348 | if (year < 80) {
|
---|
| 1349 | year += 2000;
|
---|
| 1350 | }
|
---|
| 1351 | else if (year < 100) {
|
---|
| 1352 | year += 1900;
|
---|
| 1353 | }
|
---|
| 1354 |
|
---|
[6812] | 1355 | _TOC.setBDS(year, month, day, hour, min, sec);
|
---|
[6400] | 1356 |
|
---|
| 1357 | if ( readDbl(line, pos[1], fieldLen, _clock_bias ) ||
|
---|
| 1358 | readDbl(line, pos[2], fieldLen, _clock_drift ) ||
|
---|
| 1359 | readDbl(line, pos[3], fieldLen, _clock_driftrate) ) {
|
---|
[6518] | 1360 | _checkState = bad;
|
---|
[6400] | 1361 | return;
|
---|
| 1362 | }
|
---|
| 1363 | }
|
---|
| 1364 |
|
---|
| 1365 | else if ( iLine == 1 ) {
|
---|
| 1366 | double aode;
|
---|
| 1367 | if ( readDbl(line, pos[0], fieldLen, aode ) ||
|
---|
| 1368 | readDbl(line, pos[1], fieldLen, _Crs ) ||
|
---|
| 1369 | readDbl(line, pos[2], fieldLen, _Delta_n) ||
|
---|
| 1370 | readDbl(line, pos[3], fieldLen, _M0 ) ) {
|
---|
[6518] | 1371 | _checkState = bad;
|
---|
[6400] | 1372 | return;
|
---|
| 1373 | }
|
---|
| 1374 | _AODE = int(aode);
|
---|
| 1375 | }
|
---|
| 1376 |
|
---|
| 1377 | else if ( iLine == 2 ) {
|
---|
| 1378 | if ( readDbl(line, pos[0], fieldLen, _Cuc ) ||
|
---|
| 1379 | readDbl(line, pos[1], fieldLen, _e ) ||
|
---|
| 1380 | readDbl(line, pos[2], fieldLen, _Cus ) ||
|
---|
| 1381 | readDbl(line, pos[3], fieldLen, _sqrt_A) ) {
|
---|
[6518] | 1382 | _checkState = bad;
|
---|
[6400] | 1383 | return;
|
---|
| 1384 | }
|
---|
| 1385 | }
|
---|
| 1386 |
|
---|
| 1387 | else if ( iLine == 3 ) {
|
---|
[6812] | 1388 | if ( readDbl(line, pos[0], fieldLen, _TOEsec ) ||
|
---|
[6400] | 1389 | readDbl(line, pos[1], fieldLen, _Cic ) ||
|
---|
| 1390 | readDbl(line, pos[2], fieldLen, _OMEGA0) ||
|
---|
| 1391 | readDbl(line, pos[3], fieldLen, _Cis ) ) {
|
---|
[6518] | 1392 | _checkState = bad;
|
---|
[6400] | 1393 | return;
|
---|
| 1394 | }
|
---|
| 1395 | }
|
---|
| 1396 |
|
---|
| 1397 | else if ( iLine == 4 ) {
|
---|
| 1398 | if ( readDbl(line, pos[0], fieldLen, _i0 ) ||
|
---|
| 1399 | readDbl(line, pos[1], fieldLen, _Crc ) ||
|
---|
| 1400 | readDbl(line, pos[2], fieldLen, _omega ) ||
|
---|
| 1401 | readDbl(line, pos[3], fieldLen, _OMEGADOT) ) {
|
---|
[6518] | 1402 | _checkState = bad;
|
---|
[6400] | 1403 | return;
|
---|
| 1404 | }
|
---|
| 1405 | }
|
---|
| 1406 |
|
---|
| 1407 | else if ( iLine == 5 ) {
|
---|
| 1408 | if ( readDbl(line, pos[0], fieldLen, _IDOT ) ||
|
---|
[6812] | 1409 | readDbl(line, pos[2], fieldLen, _TOEweek)) {
|
---|
[6518] | 1410 | _checkState = bad;
|
---|
[6400] | 1411 | return;
|
---|
| 1412 | }
|
---|
| 1413 | }
|
---|
| 1414 |
|
---|
| 1415 | else if ( iLine == 6 ) {
|
---|
| 1416 | double SatH1;
|
---|
[6755] | 1417 | if ( readDbl(line, pos[0], fieldLen, _URA ) ||
|
---|
| 1418 | readDbl(line, pos[1], fieldLen, SatH1) ||
|
---|
[6400] | 1419 | readDbl(line, pos[2], fieldLen, _TGD1) ||
|
---|
| 1420 | readDbl(line, pos[3], fieldLen, _TGD2) ) {
|
---|
[6518] | 1421 | _checkState = bad;
|
---|
[6400] | 1422 | return;
|
---|
| 1423 | }
|
---|
| 1424 | _SatH1 = int(SatH1);
|
---|
| 1425 | }
|
---|
| 1426 |
|
---|
| 1427 | else if ( iLine == 7 ) {
|
---|
| 1428 | double aodc;
|
---|
[6812] | 1429 | if ( readDbl(line, pos[0], fieldLen, _TOT) ||
|
---|
[6400] | 1430 | readDbl(line, pos[1], fieldLen, aodc) ) {
|
---|
[6518] | 1431 | _checkState = bad;
|
---|
[6400] | 1432 | return;
|
---|
| 1433 | }
|
---|
[6812] | 1434 | if (_TOT == 0.9999e9) { // 0.9999e9 means not known (RINEX standard)
|
---|
| 1435 | _TOT = _TOEsec;
|
---|
[6400] | 1436 | }
|
---|
| 1437 | _AODC = int(aodc);
|
---|
| 1438 | }
|
---|
| 1439 | }
|
---|
| 1440 |
|
---|
[7138] | 1441 | _TOE.setBDS(int(_TOEweek), _TOEsec);
|
---|
| 1442 |
|
---|
[6400] | 1443 | // remark: actually should be computed from second_tot
|
---|
| 1444 | // but it seems to be unreliable in RINEX files
|
---|
[6843] | 1445 | //_TOT = _TOC.bdssec();
|
---|
[6400] | 1446 | }
|
---|
| 1447 |
|
---|
[7054] | 1448 | // IOD of BDS Ephemeris (virtual)
|
---|
| 1449 | ////////////////////////////////////////////////////////////////////////////
|
---|
[7169] | 1450 | unsigned int t_ephBDS::IOD() const {
|
---|
[7054] | 1451 | unsigned char buffer[80];
|
---|
| 1452 | int size = 0;
|
---|
| 1453 | int numbits = 0;
|
---|
| 1454 | long long bitbuffer = 0;
|
---|
| 1455 | unsigned char *startbuffer = buffer;
|
---|
| 1456 |
|
---|
| 1457 | BDSADDBITSFLOAT(14, this->_IDOT, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<13))
|
---|
| 1458 | BDSADDBITSFLOAT(11, this->_clock_driftrate, 1.0/static_cast<double>(1<<30)
|
---|
| 1459 | /static_cast<double>(1<<30)/static_cast<double>(1<<6))
|
---|
| 1460 | BDSADDBITSFLOAT(22, this->_clock_drift, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<20))
|
---|
| 1461 | BDSADDBITSFLOAT(24, this->_clock_bias, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<3))
|
---|
| 1462 | BDSADDBITSFLOAT(18, this->_Crs, 1.0/static_cast<double>(1<<6))
|
---|
| 1463 | BDSADDBITSFLOAT(16, this->_Delta_n, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<13))
|
---|
| 1464 | BDSADDBITSFLOAT(32, this->_M0, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1465 | BDSADDBITSFLOAT(18, this->_Cuc, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1466 | BDSADDBITSFLOAT(32, this->_e, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<3))
|
---|
| 1467 | BDSADDBITSFLOAT(18, this->_Cus, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1468 | BDSADDBITSFLOAT(32, this->_sqrt_A, 1.0/static_cast<double>(1<<19))
|
---|
| 1469 | BDSADDBITSFLOAT(18, this->_Cic, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1470 | BDSADDBITSFLOAT(32, this->_OMEGA0, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1471 | BDSADDBITSFLOAT(18, this->_Cis, 1.0/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1472 | BDSADDBITSFLOAT(32, this->_i0, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1473 | BDSADDBITSFLOAT(18, this->_Crc, 1.0/static_cast<double>(1<<6))
|
---|
| 1474 | BDSADDBITSFLOAT(32, this->_omega, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<1))
|
---|
| 1475 | BDSADDBITSFLOAT(24, this->_OMEGADOT, M_PI/static_cast<double>(1<<30)/static_cast<double>(1<<13))
|
---|
| 1476 | BDSADDBITS(5, 0) // the last byte is filled by 0-bits to obtain a length of an integer multiple of 8
|
---|
| 1477 |
|
---|
| 1478 | return CRC24(size, startbuffer);
|
---|
| 1479 | }
|
---|
| 1480 |
|
---|
[6601] | 1481 | // Compute BDS Satellite Position (virtual)
|
---|
[6400] | 1482 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6600] | 1483 | t_irc t_ephBDS::position(int GPSweek, double GPSweeks, double* xc, double* vv) const {
|
---|
[6400] | 1484 |
|
---|
[6518] | 1485 | if (_checkState == bad) {
|
---|
| 1486 | return failure;
|
---|
| 1487 | }
|
---|
| 1488 |
|
---|
[6602] | 1489 | static const double gmBDS = 398.6004418e12;
|
---|
| 1490 | static const double omegaBDS = 7292115.0000e-11;
|
---|
[6400] | 1491 |
|
---|
| 1492 | xc[0] = xc[1] = xc[2] = xc[3] = 0.0;
|
---|
| 1493 | vv[0] = vv[1] = vv[2] = 0.0;
|
---|
| 1494 |
|
---|
| 1495 | bncTime tt(GPSweek, GPSweeks);
|
---|
| 1496 |
|
---|
| 1497 | if (_sqrt_A == 0) {
|
---|
| 1498 | return failure;
|
---|
| 1499 | }
|
---|
| 1500 | double a0 = _sqrt_A * _sqrt_A;
|
---|
| 1501 |
|
---|
[6602] | 1502 | double n0 = sqrt(gmBDS/(a0*a0*a0));
|
---|
[6400] | 1503 | double tk = tt - _TOE;
|
---|
| 1504 | double n = n0 + _Delta_n;
|
---|
| 1505 | double M = _M0 + n*tk;
|
---|
| 1506 | double E = M;
|
---|
| 1507 | double E_last;
|
---|
| 1508 | int nLoop = 0;
|
---|
| 1509 | do {
|
---|
| 1510 | E_last = E;
|
---|
| 1511 | E = M + _e*sin(E);
|
---|
| 1512 |
|
---|
| 1513 | if (++nLoop == 100) {
|
---|
| 1514 | return failure;
|
---|
| 1515 | }
|
---|
| 1516 | } while ( fabs(E-E_last)*a0 > 0.001 );
|
---|
| 1517 |
|
---|
| 1518 | double v = atan2(sqrt(1-_e*_e) * sin(E), cos(E) - _e);
|
---|
| 1519 | double u0 = v + _omega;
|
---|
| 1520 | double sin2u0 = sin(2*u0);
|
---|
| 1521 | double cos2u0 = cos(2*u0);
|
---|
| 1522 | double r = a0*(1 - _e*cos(E)) + _Crc*cos2u0 + _Crs*sin2u0;
|
---|
| 1523 | double i = _i0 + _IDOT*tk + _Cic*cos2u0 + _Cis*sin2u0;
|
---|
| 1524 | double u = u0 + _Cuc*cos2u0 + _Cus*sin2u0;
|
---|
| 1525 | double xp = r*cos(u);
|
---|
| 1526 | double yp = r*sin(u);
|
---|
| 1527 | double toesec = (_TOE.gpssec() - 14.0);
|
---|
| 1528 | double sinom = 0;
|
---|
| 1529 | double cosom = 0;
|
---|
| 1530 | double sini = 0;
|
---|
| 1531 | double cosi = 0;
|
---|
[7278] | 1532 |
|
---|
[7481] | 1533 | // Velocity
|
---|
| 1534 | // --------
|
---|
| 1535 | double tanv2 = tan(v/2);
|
---|
| 1536 | double dEdM = 1 / (1 - _e*cos(E));
|
---|
| 1537 | double dotv = sqrt((1.0 + _e)/(1.0 - _e)) / cos(E/2)/cos(E/2)
|
---|
| 1538 | / (1 + tanv2*tanv2) * dEdM * n;
|
---|
| 1539 | double dotu = dotv + (-_Cuc*sin2u0 + _Cus*cos2u0)*2*dotv;
|
---|
| 1540 | double doti = _IDOT + (-_Cic*sin2u0 + _Cis*cos2u0)*2*dotv;
|
---|
| 1541 | double dotr = a0 * _e*sin(E) * dEdM * n
|
---|
| 1542 | + (-_Crc*sin2u0 + _Crs*cos2u0)*2*dotv;
|
---|
| 1543 |
|
---|
| 1544 | double dotx = dotr*cos(u) - r*sin(u)*dotu;
|
---|
| 1545 | double doty = dotr*sin(u) + r*cos(u)*dotu;
|
---|
| 1546 |
|
---|
[6400] | 1547 | const double iMaxGEO = 10.0 / 180.0 * M_PI;
|
---|
| 1548 |
|
---|
| 1549 | // MEO/IGSO satellite
|
---|
| 1550 | // ------------------
|
---|
| 1551 | if (_i0 > iMaxGEO) {
|
---|
[6602] | 1552 | double OM = _OMEGA0 + (_OMEGADOT - omegaBDS)*tk - omegaBDS*toesec;
|
---|
[6400] | 1553 |
|
---|
| 1554 | sinom = sin(OM);
|
---|
| 1555 | cosom = cos(OM);
|
---|
| 1556 | sini = sin(i);
|
---|
| 1557 | cosi = cos(i);
|
---|
| 1558 |
|
---|
| 1559 | xc[0] = xp*cosom - yp*cosi*sinom;
|
---|
| 1560 | xc[1] = xp*sinom + yp*cosi*cosom;
|
---|
[7278] | 1561 | xc[2] = yp*sini;
|
---|
[7481] | 1562 |
|
---|
| 1563 | // Velocity
|
---|
| 1564 | // --------
|
---|
| 1565 |
|
---|
| 1566 | double dotom = _OMEGADOT - t_CST::omega;
|
---|
| 1567 |
|
---|
| 1568 | vv[0] = cosom *dotx - cosi*sinom *doty // dX / dr
|
---|
| 1569 | - xp*sinom*dotom - yp*cosi*cosom*dotom // dX / dOMEGA
|
---|
| 1570 | + yp*sini*sinom*doti; // dX / di
|
---|
| 1571 |
|
---|
| 1572 | vv[1] = sinom *dotx + cosi*cosom *doty
|
---|
| 1573 | + xp*cosom*dotom - yp*cosi*sinom*dotom
|
---|
| 1574 | - yp*sini*cosom*doti;
|
---|
| 1575 |
|
---|
| 1576 | vv[2] = sini *doty + yp*cosi *doti;
|
---|
| 1577 |
|
---|
[6400] | 1578 | }
|
---|
| 1579 |
|
---|
| 1580 | // GEO satellite
|
---|
| 1581 | // -------------
|
---|
| 1582 | else {
|
---|
[6602] | 1583 | double OM = _OMEGA0 + _OMEGADOT*tk - omegaBDS*toesec;
|
---|
| 1584 | double ll = omegaBDS*tk;
|
---|
[6400] | 1585 |
|
---|
| 1586 | sinom = sin(OM);
|
---|
| 1587 | cosom = cos(OM);
|
---|
| 1588 | sini = sin(i);
|
---|
| 1589 | cosi = cos(i);
|
---|
| 1590 |
|
---|
| 1591 | double xx = xp*cosom - yp*cosi*sinom;
|
---|
| 1592 | double yy = xp*sinom + yp*cosi*cosom;
|
---|
[7278] | 1593 | double zz = yp*sini;
|
---|
[6400] | 1594 |
|
---|
[7487] | 1595 | Matrix RX = BNC_PPP::t_astro::rotX(-5.0 / 180.0 * M_PI);
|
---|
| 1596 | Matrix RZ = BNC_PPP::t_astro::rotZ(ll);
|
---|
[6400] | 1597 |
|
---|
| 1598 | ColumnVector X1(3); X1 << xx << yy << zz;
|
---|
[7487] | 1599 | ColumnVector X2 = RZ*RX*X1;
|
---|
[6400] | 1600 |
|
---|
| 1601 | xc[0] = X2(1);
|
---|
| 1602 | xc[1] = X2(2);
|
---|
| 1603 | xc[2] = X2(3);
|
---|
[7278] | 1604 |
|
---|
[7481] | 1605 | double dotom = _OMEGADOT;
|
---|
[6400] | 1606 |
|
---|
[7481] | 1607 | double vx = cosom *dotx - cosi*sinom *doty
|
---|
| 1608 | - xp*sinom*dotom - yp*cosi*cosom*dotom
|
---|
| 1609 | + yp*sini*sinom*doti;
|
---|
[6400] | 1610 |
|
---|
[7481] | 1611 | double vy = sinom *dotx + cosi*cosom *doty
|
---|
| 1612 | + xp*cosom*dotom - yp*cosi*sinom*dotom
|
---|
| 1613 | - yp*sini*cosom*doti;
|
---|
[7278] | 1614 |
|
---|
[7501] | 1615 | double vz = sini *doty + yp*cosi *doti;
|
---|
[6400] | 1616 |
|
---|
[7501] | 1617 | ColumnVector V(3); V << vx << vy << vz;
|
---|
[7481] | 1618 |
|
---|
[7487] | 1619 | Matrix RdotZ(3,3);
|
---|
[7481] | 1620 | double C = cos(ll);
|
---|
| 1621 | double S = sin(ll);
|
---|
| 1622 | Matrix UU(3,3);
|
---|
| 1623 | UU[0][0] = -S; UU[0][1] = +C; UU[0][2] = 0.0;
|
---|
| 1624 | UU[1][0] = -C; UU[1][1] = -S; UU[1][2] = 0.0;
|
---|
| 1625 | UU[2][0] = 0.0; UU[2][1] = 0.0; UU[2][2] = 0.0;
|
---|
[7487] | 1626 | RdotZ = omegaBDS * UU;
|
---|
[7481] | 1627 |
|
---|
| 1628 | ColumnVector VV(3);
|
---|
[7487] | 1629 | VV = RZ*RX*V + RdotZ*RX*X1;
|
---|
[7481] | 1630 |
|
---|
| 1631 | vv[0] = VV(1);
|
---|
| 1632 | vv[1] = VV(2);
|
---|
| 1633 | vv[2] = VV(3);
|
---|
| 1634 | }
|
---|
| 1635 |
|
---|
| 1636 | double tc = tt - _TOC;
|
---|
| 1637 | xc[3] = _clock_bias + _clock_drift*tc + _clock_driftrate*tc*tc;
|
---|
| 1638 |
|
---|
[7278] | 1639 | // dotC = _clock_drift + _clock_driftrate*tc
|
---|
[6400] | 1640 | // - 4.442807633e-10*_e*sqrt(a0)*cos(E) * dEdM * n;
|
---|
| 1641 |
|
---|
[7481] | 1642 | // Relativistic Correction
|
---|
| 1643 | // -----------------------
|
---|
| 1644 | // correspondent to BDS ICD and to SSR standard
|
---|
| 1645 | xc[3] -= 4.442807633e-10 * _e * sqrt(a0) *sin(E);
|
---|
| 1646 | // correspondent to IGS convention
|
---|
| 1647 | // xc[3] -= 2.0 * (xc[0]*vv[0] + xc[1]*vv[1] + xc[2]*vv[2]) / t_CST::c / t_CST::c;
|
---|
| 1648 |
|
---|
[6400] | 1649 | return success;
|
---|
| 1650 | }
|
---|
| 1651 |
|
---|
| 1652 | // RINEX Format String
|
---|
| 1653 | //////////////////////////////////////////////////////////////////////////////
|
---|
[6600] | 1654 | QString t_ephBDS::toString(double version) const {
|
---|
[6400] | 1655 |
|
---|
[6812] | 1656 | QString rnxStr = rinexDateStr(_TOC-14.0, _prn, version);
|
---|
[6400] | 1657 |
|
---|
| 1658 | QTextStream out(&rnxStr);
|
---|
| 1659 |
|
---|
| 1660 | out << QString("%1%2%3\n")
|
---|
| 1661 | .arg(_clock_bias, 19, 'e', 12)
|
---|
| 1662 | .arg(_clock_drift, 19, 'e', 12)
|
---|
| 1663 | .arg(_clock_driftrate, 19, 'e', 12);
|
---|
| 1664 |
|
---|
| 1665 | QString fmt = version < 3.0 ? " %1%2%3%4\n" : " %1%2%3%4\n";
|
---|
| 1666 |
|
---|
| 1667 | out << QString(fmt)
|
---|
| 1668 | .arg(double(_AODE), 19, 'e', 12)
|
---|
| 1669 | .arg(_Crs, 19, 'e', 12)
|
---|
| 1670 | .arg(_Delta_n, 19, 'e', 12)
|
---|
| 1671 | .arg(_M0, 19, 'e', 12);
|
---|
| 1672 |
|
---|
| 1673 | out << QString(fmt)
|
---|
| 1674 | .arg(_Cuc, 19, 'e', 12)
|
---|
| 1675 | .arg(_e, 19, 'e', 12)
|
---|
| 1676 | .arg(_Cus, 19, 'e', 12)
|
---|
| 1677 | .arg(_sqrt_A, 19, 'e', 12);
|
---|
| 1678 |
|
---|
[6843] | 1679 | double toes = 0.0;
|
---|
| 1680 | if (_TOEweek > -1.0) {// RINEX input
|
---|
| 1681 | toes = _TOEsec;
|
---|
| 1682 | }
|
---|
| 1683 | else {// RTCM stream input
|
---|
[6812] | 1684 | toes = _TOE.bdssec();
|
---|
[6755] | 1685 | }
|
---|
[6400] | 1686 | out << QString(fmt)
|
---|
[6843] | 1687 | .arg(toes, 19, 'e', 12)
|
---|
[6755] | 1688 | .arg(_Cic, 19, 'e', 12)
|
---|
| 1689 | .arg(_OMEGA0, 19, 'e', 12)
|
---|
| 1690 | .arg(_Cis, 19, 'e', 12);
|
---|
[6400] | 1691 |
|
---|
| 1692 | out << QString(fmt)
|
---|
| 1693 | .arg(_i0, 19, 'e', 12)
|
---|
| 1694 | .arg(_Crc, 19, 'e', 12)
|
---|
| 1695 | .arg(_omega, 19, 'e', 12)
|
---|
| 1696 | .arg(_OMEGADOT, 19, 'e', 12);
|
---|
| 1697 |
|
---|
[6843] | 1698 | double toew = 0.0;
|
---|
| 1699 | if (_TOEweek > -1.0) {// RINEX input
|
---|
| 1700 | toew = _TOEweek;
|
---|
| 1701 | }
|
---|
| 1702 | else {// RTCM stream input
|
---|
| 1703 | toew = double(_TOE.bdsw());
|
---|
| 1704 | }
|
---|
[6400] | 1705 | out << QString(fmt)
|
---|
[6843] | 1706 | .arg(_IDOT, 19, 'e', 12)
|
---|
| 1707 | .arg(0.0, 19, 'e', 12)
|
---|
| 1708 | .arg(toew, 19, 'e', 12)
|
---|
| 1709 | .arg(0.0, 19, 'e', 12);
|
---|
[6400] | 1710 |
|
---|
| 1711 | out << QString(fmt)
|
---|
[6798] | 1712 | .arg(_URA, 19, 'e', 12)
|
---|
[6400] | 1713 | .arg(double(_SatH1), 19, 'e', 12)
|
---|
| 1714 | .arg(_TGD1, 19, 'e', 12)
|
---|
| 1715 | .arg(_TGD2, 19, 'e', 12);
|
---|
| 1716 |
|
---|
[6843] | 1717 | double tots = 0.0;
|
---|
| 1718 | if (_TOEweek > -1.0) {// RINEX input
|
---|
| 1719 | tots = _TOT;
|
---|
| 1720 | }
|
---|
| 1721 | else {// RTCM stream input
|
---|
[6812] | 1722 | tots = _TOE.bdssec();
|
---|
[6755] | 1723 | }
|
---|
[6400] | 1724 | out << QString(fmt)
|
---|
[6792] | 1725 | .arg(tots, 19, 'e', 12)
|
---|
[6755] | 1726 | .arg(double(_AODC), 19, 'e', 12)
|
---|
| 1727 | .arg("", 19, QChar(' '))
|
---|
| 1728 | .arg("", 19, QChar(' '));
|
---|
[6400] | 1729 | return rnxStr;
|
---|
| 1730 | }
|
---|