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gnss-sdr/src/algorithms/PVT/libs/rinex_2_1_printer.cc

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/*!
* \file rinex_2_1_printer.cc (temporal name)
* \brief Implementation of a RINEX 3.01 printer
* See http://igscb.jpl.nasa.gov/igscb/data/format/rinex301.pdf
* \author Carles Fernandez Prades, 2011. cfernandez(at)cttc.es
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2012 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* at your option) any later version.
*
* GNSS-SDR is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "rinex_2_1_printer.h"
#include <map>
#include <ostream>
#include <fstream>
#include <stdlib.h> // for getenv()
#include "boost/date_time/time_zone_base.hpp"
#include "boost/date_time/gregorian/gregorian.hpp"
#include "boost/date_time/local_time/local_time.hpp"
#include "boost/date_time/posix_time/posix_time.hpp"
#include <glog/log_severity.h>
#include <glog/logging.h>
#include <gflags/gflags.h>
using google::LogMessage;
rinex_printer::rinex_printer()
{
rinex_printer::navFile.open(rinex_printer::createFilename("RINEX_FILE_TYPE_GPS_NAV"));
rinex_printer::obsFile.open(rinex_printer::createFilename("RINEX_FILE_TYPE_OBS"));
rinex_printer::Rinex2NavHeader(rinex_printer::navFile);
}
rinex_printer::~rinex_printer()
{
// close RINEX files
rinex_printer::navFile.close();
rinex_printer::obsFile.close();
}
void rinex_printer::lengthCheck(std::string line)
{
if (line.length() != 80)
{
LOG_AT_LEVEL(ERROR) << "Bad defined RINEX line: "
<< line.length() << " characters (must be 80)"<< std::endl
<< line << std::endl
<< "----|---1|0---|---2|0---|---3|0---|---4|0---|---5|0---|---6|0---|---7|0---|---8|"<< std::endl;
}
}
std::string rinex_printer::createFilename(std::string type){
const std::string stationName = "GSDR"; // 4-character station name designator
boost::gregorian::date today = boost::gregorian::day_clock::local_day();
const int dayOfTheYear = today.day_of_year();
std::stringstream strm0;
if (dayOfTheYear<100) strm0 << "0"; // three digits for day of the year
if (dayOfTheYear<10) strm0 << "0"; // three digits for day of the year
strm0 << dayOfTheYear;
std::string dayOfTheYearTag=strm0.str();
std::map<std::string, std::string> fileType;
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_OBS","O")); // O - Observation file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_GPS_NAV","N")); // N - GPS navigation message file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_MET","M")); // M - Meteorological data file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_GLO_NAV","G")); // G - GLONASS navigation file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_GAL_NAV","L")); // L - Galileo navigation message file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_MIXED_NAV","P")); // P - Mixed GNSS navigation message file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_GEO_NAV","H")); // H - SBAS Payload navigation message file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_SBAS","B")); // B - SBAS broadcast data file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_CLK","C")); // C - Clock file.
fileType.insert(std::pair<std::string, std::string>("RINEX_FILE_TYPE_SUMMARY","S")); // S - Summary file (used e.g., by IGS, not a standard!).
boost::posix_time::ptime pt=boost::posix_time::second_clock::local_time();
tm pt_tm=boost::posix_time::to_tm(pt);
int local_hour=pt_tm.tm_hour;
std::stringstream strm;
strm << local_hour;
std::map<std::string, std::string> Hmap;
Hmap.insert(std::pair<std::string, std::string>("0","a"));
Hmap.insert(std::pair<std::string, std::string>("1","b"));
Hmap.insert(std::pair<std::string, std::string>("2","c"));
Hmap.insert(std::pair<std::string, std::string>("3","d"));
Hmap.insert(std::pair<std::string, std::string>("4","e"));
Hmap.insert(std::pair<std::string, std::string>("5","f"));
Hmap.insert(std::pair<std::string, std::string>("6","g"));
Hmap.insert(std::pair<std::string, std::string>("7","h"));
Hmap.insert(std::pair<std::string, std::string>("8","i"));
Hmap.insert(std::pair<std::string, std::string>("9","j"));
Hmap.insert(std::pair<std::string, std::string>("10","k"));
Hmap.insert(std::pair<std::string, std::string>("11","l"));
Hmap.insert(std::pair<std::string, std::string>("12","m"));
Hmap.insert(std::pair<std::string, std::string>("13","n"));
Hmap.insert(std::pair<std::string, std::string>("14","o"));
Hmap.insert(std::pair<std::string, std::string>("15","p"));
Hmap.insert(std::pair<std::string, std::string>("16","q"));
Hmap.insert(std::pair<std::string, std::string>("17","r"));
Hmap.insert(std::pair<std::string, std::string>("8","s"));
Hmap.insert(std::pair<std::string, std::string>("19","t"));
Hmap.insert(std::pair<std::string, std::string>("20","u"));
Hmap.insert(std::pair<std::string, std::string>("21","v"));
Hmap.insert(std::pair<std::string, std::string>("22","w"));
Hmap.insert(std::pair<std::string, std::string>("23","x"));
std::string hourTag = Hmap[strm.str()];
int local_minute=pt_tm.tm_min;
std::stringstream strm2;
if (local_minute<10) strm2 << "0"; // at least two digits for minutes
strm2 << local_minute;
std::string minTag = strm2.str();
int local_year=pt_tm.tm_year-100; // 2012 is 112
std::stringstream strm3;
strm3 << local_year;
std::string yearTag = strm3.str();
std::string typeOfFile=fileType[type];
std::string filename(stationName +dayOfTheYearTag+ hourTag + minTag + "." + yearTag + typeOfFile);
return filename;
}
std::string rinex_printer::getLocalTime()
{
std::string line;
line +=std::string("GNSS-SDR");
line +=std::string(12,' ');
line += rinex_printer::leftJustify("CTTC", 20);//put a flag to let the user change this
boost::gregorian::date today = boost::gregorian::day_clock::local_day();
line +=boost::gregorian::to_iso_string(today);
line +=std::string(1,' ');
boost::local_time::time_zone_ptr zone(new boost::local_time::posix_time_zone("UTC"));
boost::local_time::local_date_time pt = boost::local_time::local_sec_clock::local_time(zone);
tm pt_tm=boost::local_time::to_tm(pt);
std::stringstream strm0;
int utc_hour=pt_tm.tm_hour;
if (utc_hour<10) strm0 << "0"; // two digits for hours
strm0 << utc_hour;
line += strm0.str();
std::stringstream strm1;
int utc_minute=pt_tm.tm_min;
if (utc_minute<10) strm1 << "0"; // two digits for minutes
strm1 << utc_minute;
line += strm1.str();
std::stringstream strm2;
int utc_seconds=pt_tm.tm_sec;
if (utc_seconds<10) strm2 << "0"; // two digits for seconds
strm2 << utc_seconds;
line += strm2.str();
line +=std::string(1,' ');
line +=std::string("UTC");
line +=std::string(1,' ');
return line;
}
void rinex_printer::Rinex2NavHeader(std::ofstream& out)
{
std::string line;
// -------- Line 1
std::string version="3.01";
line = std::string(5,' ');
line += version;
line +=std::string(11,' ');
line +=std::string("N: GNSS NAV DATA");
line +=std::string(4,' ');
//! \todo Add here other systems...
line +=std::string("G: GPS");
line +=std::string(14,' ');
// ...
line +=std::string("RINEX VERSION / TYPE");
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 2
line.clear();
line +=rinex_printer::getLocalTime();
line +=std::string("PGM / RUN BY / DATE");
line +=std::string(1,' ');
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 3
line.clear();
line += rinex_printer::leftJustify("GPS NAVIGATION MESSAGE FILE GENERATED BY GNSS-SDR",60);
line += rinex_printer::leftJustify("COMMENT",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 4 ionospheric info
line.clear();
line +=std::string("GPSA");
line +=std::string(4,' ');
// IONOSPHERIC INFORMATION
// For leap second information, see See http://www.endruntechnologies.com/leap.htm
line.clear();
line +=std::string(4,' ');
line +=std::string("15"); // Page 18 of subframe 4 Delta_T_LSF
line +=std::string(54,' ');
line +=std::string("LEAP SECONDS");
line +=std::string(8,' ');
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- End of Header
line.clear();
line +=std::string(60,' ');
line += rinex_printer::leftJustify("END OF HEADER",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
}
void rinex_printer::LogRinex2Nav(gps_navigation_message nav_msg){
/*
if(fp_rin2 != NULL)
{
//double decimalday,daydecimalhour,decimalhour,decimalmin,decimalsec;
//double day,hour,minutes,seconds,enterseconds,a;
double gpstime;
struct tm *tmPtr;
time_t temps;
//1-Calcul data i hora gps
//Calculo el any,mes i dia a partir de l'hora UTC
//calculate UTC_TIME
char cad1[80];
char cad2[80];
//calculate date of gps time:
double setmanes=nav_msg.d_GPS_week+1024;
//Days & weeks between 00h 1 Jan 1970 and 00h 6 Jan 1980
//520 weeks and 12 days.
gpstime=nav_msg.d_master_clock;
temps=(520+setmanes)*7*24*3600+gpstime+17*24*3600;
tmPtr = gmtime(&temps);
strftime( cad1, 20, "%y %m %d", tmPtr );
//std::cout<<"gps_time="<<cad1<<std::endl;
sprintf(cad2,"%2.0f %2.0f %3.1f",(double)tmPtr->tm_hour,(double)tmPtr->tm_min,(double)tmPtr->tm_sec);
if(correccio_primera_obs==1){
//Escriure CORRECCIO DE TEMPS GPS a0 i a1;
fseek(fp_rin2, fp_rin_end2, SEEK_SET);
char correction[256],correction2[256];
double A0,A1;
// 8.3819D-09 -7.4506D-09 -5.9605D-08 5.9605D-08 ION ALPHA
//8.8 064D+04 -3.2768D+04 -1.9661D+05 1.9661D+05 ION BETA
// 5. 587935447693D-09 8.881784197001D-15 233472 1518 DELTA-UTC: A0,A1,T,W
A0=587.935447693E-09;
A1=8.881784197001E-15;
sprintf(correction,"%19.12E",A0);
sprintf(correction2,"%19.12E",A1);
double alpha0,alpha1,alpha2,alpha3,beta0,beta1,beta2,beta3;
alpha0=8.3819E-09;
alpha1=-7.4506E-09;
alpha2=-5.9605E-08;
alpha3=5.9605E-08;
beta0=064E+04;
beta1=-3.2768E+04;
beta2=-1.9661E+05;
beta3= 1.9661E+05;
//Format(&correction[0],1);
//Format(&correction2[0],1);
//fp_rin_correction_time = ftell(fp_rin2);
// fprintf(fp_rin2," %12.4E%12.4E%12.4E%12.4E ION ALPHA\n",alpha0,alpha1,alpha2,alpha3);
// fprintf(fp_rin2," %12.4E%12.4E%12.4E%12.4E ION BETA\n",beta0,beta1,beta2,beta3);
fprintf(fp_rin2," %s%s%9.0f%9d DELTA-UTC: A0,A1,T,W\n",correction,correction2,gpstime,(int)nav_msg.d_GPS_week+1024);
fprintf(fp_rin2," 15 LEAP SECONDS\n");
fprintf(fp_rin2," END OF HEADER\n");
fp_rin_end2 = ftell(fp_rin2);
correccio_primera_obs=0;
}
//preparacio lines de efemerides per imprimir!!!
char linia0[256],linia1[256],linia2[256],linia3[256],linia4[256],linia5[256],linia6[256],linia7[256];
char idef[256];
sprintf(idef,"%2.0d",nav_msg.d_satellite_PRN);
sprintf(linia0,"%19.12E%19.12E%19.12E",nav_msg.d_A_f0,nav_msg.d_A_f1,nav_msg.d_A_f2);
sprintf(linia1,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_IODE_SF2,nav_msg.d_Crs,nav_msg.d_Delta_n,nav_msg.d_M_0);
sprintf(linia2,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_Cuc,nav_msg.d_e_eccentricity,nav_msg.d_Cus,nav_msg.d_sqrt_A);
sprintf(linia3,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_Toe,nav_msg.d_Cic,nav_msg.d_OMEGA0,nav_msg.d_Cis);
sprintf(linia4,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_i_0,nav_msg.d_Crc,nav_msg.d_OMEGA,nav_msg.d_OMEGA_DOT);
sprintf(linia5,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_IDOT,0.0,nav_msg.d_GPS_week+1024.0,0.0);//CodeL2, L2pData
sprintf(linia6,"%19.12E%19.12E%19.12E%19.12E",nav_msg.d_SV_accuracy,nav_msg.d_SV_health,nav_msg.d_TGD,nav_msg.d_IODC);
sprintf(linia7,"%19.12E%19.12E",nav_msg.d_TOW,0.0); //fit interval is set to 0
fseek(fp_rin2, fp_rin_end2, SEEK_SET);
fprintf(fp_rin2,"%s %s %s%s\n",idef,cad1,cad2,linia0);
fprintf(fp_rin2," %s\n",linia1);
fprintf(fp_rin2," %s\n",linia2);
fprintf(fp_rin2," %s\n",linia3);
fprintf(fp_rin2," %s\n",linia4);
fprintf(fp_rin2," %s\n",linia5);
fprintf(fp_rin2," %s\n",linia6);
fprintf(fp_rin2," %s\n",linia7);
fp_rin_end2 = ftell(fp_rin2);
}*/
}
void rinex_printer::Rinex2ObsHeader(std::ofstream& out)
{
std::map<std::string, std::string> satelliteSystem;
satelliteSystem.insert(std::pair<std::string, std::string>("GPS","G"));
satelliteSystem.insert(std::pair<std::string, std::string>("GLONASS","R"));
satelliteSystem.insert(std::pair<std::string, std::string>("Galileo","E"));
satelliteSystem.insert(std::pair<std::string, std::string>("SBAS payload","S"));
satelliteSystem.insert(std::pair<std::string, std::string>("Mixed","M"));
satelliteSystem.insert(std::pair<std::string, std::string>("Compass","C"));
std::string line;
// -------- Line 1
std::string version="3.01";
line = std::string(5,' ');
line += version;
line +=std::string(11,' ');
line += rinex_printer::leftJustify("OBSERVATION DATA",20);
line +=satelliteSystem["GPS"];
line +=std::string(19,' ');
line +=std::string("RINEX VERSION / TYPE");
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 2
line.clear();
line += rinex_printer::leftJustify("G = GPS R = GLONASS E = GALILEO S = GEO M = MIXED",60);
line += rinex_printer::leftJustify("COMMENT",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 3
line.clear();
line += rinex_printer::getLocalTime();
line +=std::string("PGM / RUN BY / DATE");
line +=std::string(1,' ');
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 4
line.clear();
line += rinex_printer::leftJustify("GPS OBSERVATION DATA FILE GENERATED BY GNSS-SDR",60);
line += rinex_printer::leftJustify("COMMENT",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 5
line.clear();
line += rinex_printer::leftJustify("DEFAULT MARKER NAME",60); // put a flag or a property,
line += rinex_printer::leftJustify("MARKER NAME",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
line.clear();
line += rinex_printer::leftJustify("GROUND_CRAFT",20); // put a flag or a property
line +=std::string(40,' ');
line += rinex_printer::leftJustify("MARKER TYPE",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 6
line.clear();
std::string username=getenv("USER");
line += leftJustify(username,20);
line += rinex_printer::leftJustify("CTTC",40); // add flag and property
line += rinex_printer::leftJustify("OBSERVER / AGENCY",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- Line 6 REC / TYPE VERS
line.clear();
line += rinex_printer::leftJustify("GNSS-SDR",20); // add flag and property
line += rinex_printer::leftJustify("Software Receiver",20); // add flag and property
line += rinex_printer::leftJustify(google::VersionString(),20); // add flag and property
line += rinex_printer::leftJustify("REC # / TYPE / VERS",20);
lengthCheck(line);
out << line << std::endl;
// -------- ANTENNA TYPE
line.clear();
line += rinex_printer::leftJustify("Antenna number",20); // add flag and property
line += rinex_printer::leftJustify("Antenna type",20); // add flag and property
line +=std::string(20,' ');
line += rinex_printer::leftJustify("ANT # / TYPE",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- APPROX POSITION (optional for moving platforms)
// -------- ANTENNA: DELTA H/E/N
// -------- SYS / OBS TYPES
// -------- Signal Strength units
line.clear();
line += rinex_printer::leftJustify("DBHZ",20);
line +=std::string(40,' ');
line += rinex_printer::leftJustify("SIGNAL STRENGTH UNIT",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
// -------- TIME OF FIRST OBS
// -------- SYS /PHASE SHIFTS
// -------- end of header
line.clear();
line +=std::string(60,' ');
line += rinex_printer::leftJustify("END OF HEADER",20);
rinex_printer::lengthCheck(line);
out << line << std::endl;
}
void rinex_printer::LogRinex2Obs(gps_navigation_message nav_msg,double pseudoranges_clock, std::map<int,float> pseudoranges)
{
/* int ss;
char sat_vis[36];
for(int i=0;i<36;i++) sat_vis[i]=' ';
char packet[80];
int index=0;
char cad[2];
double setmanes;
std::map<int,float>::iterator pseudoranges_iter;
//necessito
//1-Data i hora<--- de struct Clock_S
//2-#sat visibles, identificador dat visibles-----> de Com fa a LogNav() // (Chan_Packet_S *) &tChan[lcv]->sv
//3-pseudodistancia de cada satèl·lit ----> Com fa a LogPseudo(), tb es pot treure la carrier_phase. Serveix per algo??
//4- El punt 1 i 2 s'han d'escriure a la mateixa línia. El punt 3 una línia per a cada satèl·lit.
if(fp_rin != NULL)
{
setmanes=nav_msg.d_GPS_week + 1024;
//1-Calcul data i hora gps
//Calculo el any,mes i dia a partir de l'hora UTC
//calculate UTC_TIME
time_t temps;
char cad1[80];
char cad2[80];
char cad3[80];
char cad4[80];
struct tm *tmPtr;
//Calculo hora, minut, segons a partir de pClocK.time =hora GPS
double decimalday,daydecimalhour,decimalhour,decimalmin,decimalsec;
double day,hour,minutes,seconds,enterseconds,a;
double gpstime;
gpstime=pseudoranges_clock; //[s]
//calculate date of gps time:
//Days & weeks between 00h 1 Jan 1970 and 00h 6 Jan 1980
//520 weeks and 12 days.
temps=(520+setmanes)*7*24*3600+gpstime+17*24*3600;
tmPtr = gmtime(&temps);
strftime( cad1, 20, " %y %m %d", tmPtr );
strftime( cad2, 20, " %Y %m %d", tmPtr );
decimalday=(gpstime/(24*3600));//Dies dins de la semana
daydecimalhour=modf(decimalday,&day);//day=#dies sencers, daydecimalhour=porcio de dia
daydecimalhour=daydecimalhour*24;//porcio de dia en hores
decimalhour=modf(daydecimalhour,&hour);//hour=hora del dia; decimalhour=porcio d'hora
decimalmin=decimalhour*60;//decimalmin=minuts del dia amb decimal
decimalsec=modf(decimalmin,&minutes);//minutes=minuts del dia enters,decimalsec=porcio de minuts
seconds=decimalsec*60;//seconds=segons del dia en decimal
a=modf(seconds,&enterseconds);
sprintf(cad4,"%6.0f%6.0f%13.7f",hour,minutes,seconds);
sprintf(cad3," %2.0f %2.0f%11.7f",hour,minutes,seconds);
//TODO: Include receiver clock offset
if(temps_primera_obs==1){
//Escriure Hora Primera Observació
fseek(fp_rin, fp_rin_end, SEEK_SET);
fprintf(fp_rin,"%s%s GPS TIME OF FIRST OBS\n",cad2,cad4);
fprintf(fp_rin,"00000CTTC MARKER NUMBER\n");
//fprintf(fp_rin,"Edited by .... COMMENT\n");
fprintf(fp_rin," END OF HEADER\n");
fp_rin_end = ftell(fp_rin);
temps_primera_obs=0;
}
//2-Num sat visibles i identificador
signed long int nsvs = 0;
//3-Escriure pseudodistancia
for(pseudoranges_iter = pseudoranges.begin();
pseudoranges_iter != pseudoranges.end();
pseudoranges_iter++)
{
//PER FORMAT RINEX2
nsvs++;
sprintf(cad,"%2.0f",(double)pseudoranges_iter->first); //satellite PRN ID
int k=3*index;
sat_vis[k]='G';
sat_vis[k+1]=cad[0];
sat_vis[k+2]=cad[1];
index++;
}
//sat_vis tinc vector de identif de sat visibles
//Per format RINEX2
//sprintf(packet,"%s%s 0%3d%s%12.9f",cad1,cad3,nsvs,sat_vis,offset);
sprintf(packet,"%s%s 0%3d%s",cad1,cad3,nsvs,sat_vis);
packet[69]=packet[68];
packet[68]=' ';
fseek(fp_rin, fp_rin_end, SEEK_SET);
fprintf(fp_rin,"%s\n",packet);
fp_rin_end = ftell(fp_rin);
//3-Escriure pseudodistancia
for(pseudoranges_iter = pseudoranges.begin();
pseudoranges_iter != pseudoranges.end();
pseudoranges_iter++)
{
ss=signalstrength(54.00); // TODO: include estimated signal strength
fseek(fp_rin, fp_rin_end, SEEK_SET);
fprintf(fp_rin,"%14.3f %14.3f %d\n",pseudoranges_iter->second,0.0,ss); //TODO: include the carrier phase
fp_rin_end = ftell(fp_rin);
}
}*/
}
int rinex_printer::signalStrength(double snr)
{
int ss;
if(snr<12.00) ss=1;
else if(snr>=12.00 && snr<18.00) ss=2;
else if(snr>=18.00 && snr<24.00) ss=3;
else if(snr>=24.00 && snr<30.00) ss=4;
else if(snr>=30.00 && snr<36.00) ss=5;
else if(snr>=36.00 && snr<42.00) ss=6;
else if(snr>=42.00 && snr<48.00) ss=7;
else if(snr>=48.00 && snr<54) ss=8;
else if(snr>=54.00) ss=9;
return (ss);
}
/*
enum RINEX_enumObservationType
{
RINEX_OBS_TYPE_PSEUDORANGE = 'C', //!< 'C' Pseudorange observation
RINEX_OBS_TYPE_CARRIER_PHASE = 'L', //!< 'L' Carrier Phase observation
RINEX_OBS_TYPE_DOPPLER = 'D', //!< 'L' Doppler observation
RINEX_OBS_TYPE_SIGNAL_STRENGTH = 'S' //!< 'S' Signal strength observation
} ;
enum RINEX_enumBand
{
RINEX_BAND_1 = 1,
RINEX_BAND_2 = 2,
RINEX_BAND_3 = 3,
RINEX_BAND_4 = 4,
RINEX_BAND_5 = 5,
RINEX_BAND_6 = 6,
RINEX_BAND_7 = 7,
RINEX_BAND_8 = 8
};
enum RINEX_enumChannel
{
RINEX_GPS_L1_CA = "1C", //!< "1C" GPS L1 C/A
RINEX_GPS_L1_P = "1P", //!< "1P" GPS L1 P
RINEX_GPS_L1_Z_TRACKING = "1W", //!< "1W" GPS L1 Z-tracking and similar (AS on)
RINEX_GPS_L1_Y = "1Y", //!< "1Y" GPS L1 Y
RINEX_GPS_L1_M = "1M", //!< "1M" GPS L1 M
RINEX_GPS_L1_CODELESS = "1N", //!< "1N" GPS L1 codeless
RINEX_GPS_L2_CA = "2C", //!< "2C" GPS L2 C/A
RINEX_GPS_L2_SEMI_CODELESS = "2D", //!< "2D" GPS L2 L1(C/A)+(P2-P1) semi-codeless
RINEX_GPS_L2_L2CM = "2S", //!< "2S" GPS L2 L2C (M)
RINEX_GPS_L2_L2CL = "2L", //!< "2L" GPS L2 L2C (L)
RINEX_GPS_L2_L2CML = "2X", //!< "2X" GPS L2 L2C (M+L)
RINEX_GPS_L2_P = "2P", //!< "2P" GPS L2 P
RINEX_GPS_L2_Z_TRACKING = "2W", //!< "2W" GPS L2 Z-tracking and similar (AS on)
RINEX_GPS_L2_Y = "2Y", //!< "2Y" GPS L2 Y
RINEX_GPS_L2_M = "2M", //!< "2M" GPS GPS L2 M
RINEX_GPS_L2_codeless = "2N", //!< "2N" GPS L2 codeless
RINEX_GPS_L5_I = "5I", //!< "5I" GPS L5 I
RINEX_GPS_L5_Q = "5Q", //!< "5Q" GPS L5 Q
RINEX_GPS_L5_IQ = "5X", //!< "5X" GPS L5 I+Q
RINEX_GLONASS_G1_CA = "1C", //!< "1C" GLONASS G1 C/A
RINEX_GLONASS_G1_P= "1P", //!< "1P" GLONASS G1 P
RINEX_GLONASS_G2_CA= "2C", //!< "2C" GLONASS G2 C/A (Glonass M)
RINEX_GLONASS_G2_P= "2P", //!< "2P" GLONASS G2 P
RINEX_GALILEO_E1_A= "1A", //!< "1A" GALILEO E1 A (PRS)
RINEX_GALILEO_E1_B= "1B", //!< "1B" GALILEO E1 B (I/NAV OS/CS/SoL)
RINEX_GALILEO_E1_C= "1C", //!< "1C" GALILEO E1 C (no data)
RINEX_GALILEO_E1_BC= "1X", //!< "1X" GALILEO E1 B+C
RINEX_GALILEO_E1_ABC= "1Z", //!< "1Z" GALILEO E1 A+B+C
RINEX_GALILEO_E5a_I= "5I", //!< "5I" GALILEO E5a I (F/NAV OS)
RINEX_GALILEO_E5a_Q= "5Q", //!< "5Q" GALILEO E5a Q (no data)
RINEX_GALILEO_E5aIQ= "5X", //!< "5X" GALILEO E5a I+Q
RINEX_GALILEO_E5b_I= "7I", //!< "7I" GALILEO E5b I
RINEX_GALILEO_E5b_Q= "7Q", //!< "7Q" GALILEO E5b Q
RINEX_GALILEO_E5b_IQ= "7X", //!< "7X" GALILEO E5b I+Q
RINEX_GALILEO_E5_I= "8I", //!< "8I" GALILEO E5 I
RINEX_GALILEO_E5_Q= "8Q", //!< "8Q" GALILEO E5 Q
RINEX_GALILEO_E5_IQ= "8X", //!< "8X" GALILEO E5 I+Q
RINEX_GALILEO_E56_A= "6A", //!< "6A" GALILEO E6 A
RINEX_GALILEO_E56_B = "6B", //!< "6B" GALILEO E6 B
RINEX_GALILEO_E56_B = "6C", //!< "6C" GALILEO E6 C
RINEX_GALILEO_E56_BC = "6X", //!< "6X" GALILEO E6 B+C
RINEX_GALILEO_E56_ABC = "6Z", //!< "6Z" GALILEO E6 A+B+C
RINEX_SBAS_L1_CA = "1C", //!< "1C" SBAS L1 C/A
RINEX_SBAS_L5_I = "5I", //!< "5I" SBAS L5 I
RINEX_SBAS_L5_Q = "5Q", //!< "5Q" SBAS L5 Q
RINEX_SBAS_L5_IQ = "5X" //!< "5X" SBAS L5 I+Q
} ;
enum RINEX_enumMarkerType {
GEODETIC, //!< GEODETIC Earth-fixed, high-precision monumentation
NON_GEODETIC, //!< NON_GEODETIC Earth-fixed, low-precision monumentation
SPACEBORNE, //!< SPACEBORNE Orbiting space vehicle
AIRBORNE , //!< AIRBORNE Aircraft, balloon, etc.
WATER_CRAFT, //!< WATER_CRAFT Mobile water craft
GROUND_CRAFT, //!< GROUND_CRAFT Mobile terrestrial vehicle
FIXED_BUOY, //!< FIXED_BUOY "Fixed" on water surface
FLOATING_BUOY, //!< FLOATING_BUOY Floating on water surface
FLOATING_ICE, //!< FLOATING_ICE Floating ice sheet, etc.
GLACIER, //!< GLACIER "Fixed" on a glacier
BALLISTIC, //!< BALLISTIC Rockets, shells, etc
ANIMAL, //!< ANIMAL Animal carrying a receiver
HUMAN //!< HUMAN Human being
};
*/
/*
/ ** @name Rinex3ObsHeaderValues
* /
//@{
double version; ///< RINEX 3 version/type
std::string fileType, ///< RINEX 3 file type
satSys; ///< RINEX 3 satellite system
std::string system; ///< RINEX satellite system (enum)
std::string fileProgram, ///< program used to generate file
fileAgency, ///< who ran program
date; ///< when program was run
std::vector<std::string> commentList; ///< comments in header (optional)
std::string markerName, ///< MARKER NAME
markerNumber, ///< MARKER NUMBER (optional)
markerType; ///< MARKER TYPE
std::string observer, ///< who collected the data
agency; ///< observer's agency
std::string recNo, ///< receiver number
recType, ///< receiver type
recVers; ///< receiver version
std::string antNo, ///< antenna number
antType; ///< antenna type
std::vector<double> antennaPosition, ///< APPROX POSITION XYZ (optional if moving)
antennaDeltaHEN, ///< ANTENNA: DELTA H/E/N
antennaDeltaXYZ; ///< ANTENNA: DELTA X/Y/Z (optional)
std::string antennaSatSys, ///< ANTENNA P.CTR BLOCK: SAT SYS (optional)
antennaObsCode; ///< ANTENNA P.CTR BLOCK: OBS CODE (optional)
std::vector<double> antennaPhaseCtr; ///< ANTENNA P.CTR BLOCK: PCTR POS (optional)
std::vector<double> antennaBsightXYZ; ///< ANTENNA B.SIGHT XYZ (optional)
double antennaZeroDirAzi; ///< ANTENNA ZERODIR AZI (optional)
std::vector<double> antennaZeroDirXYZ; ///< ANTENNA ZERODIR XYZ (optional)
std::vector<double> centerOfMass; ///< vehicle CENTER OF MASS: XYZ (optional)
std::vector<std::string> obsTypeList; ///< number & types of observations
map<std::string,std::vector<std::string> > mapObsTypes; ///< map for different sat. systems
std::string sigStrengthUnit; ///< SIGNAL STRENGTH UNIT (optional)
std::vector<double> interval; ///< INTERVAL (optional)
boost::gregorian::date firstObs, ///< TIME OF FIRST OBS
lastObs; ///< TIME OF LAST OBS (optional)
int receiverOffset; ///< RCV CLOCK OFFS APPL (optional)
std::vector<std::string> infoDCBS; ///< DCBS INFO (optional)
std::vector<std::string> infoPCVS; ///< PCVS INFO (optional)
int factor, factorPrev; ///< scale factor (temp holders)
int leapSeconds; ///< LEAP SECONDS (optional)
short numSVs; ///< # OF SATELLITES (optional)
std::map<std::string,vector<int> > numObsForSat; ///< PRN / # OF OBS (optional)
unsigned long valid; ///< bits set when header members present & valid
std::string satSysTemp, ///< used to save the Sat Sys char while reading Scale Factor lines
satSysPrev; ///< used to recall the previous sat. sys for continuation lines
int numObs, ///< used to save number of obs on # / TYPES and Sys / SCALE FACTOR continuation lines
numObsPrev; ///< used to recall the previous # obs for continuation lines
std::string lastPRN; ///< used to save current PRN while reading PRN/OBS continuation lines
//@}
/// Converts the daytime \a dt into a Rinex Obs time string for the header
std::string writeTime(const boost::gregorian::date& date) const;
/// Enum of Time System Correction types.
enum
{
GAUT, /// GAL to UTC using A0, A1
GPUT, /// GPS to UTC using A0, A1
SBUT, /// SBAS to UTC using A0, A1
GLUT, /// GLO to UTC using A0 = TauC , A1 = 0
GPGA, /// GPS to GAL using A0 = A0G , A1 = A1G
GLGP /// GLO to GPS using A0 = TauGPS, A1 = 0
} TimeSysCorrEnum;
std::string ionoCorrType;
double ionoParam1[4], ionoParam2[4], ionoParamGal[3];
long leapSeconds;
std::string timeSysCorrType;
TimeSysCorrEnum timeSysCorrEnum;
double A0, A1;
long timeSysRefTime, timeSysRefWeek;
std::string timeSysCorrSBAS;
long timeSysUTCid;
struct TimeSysCorrInfo
{
std::string timeSysCorrType;
double A0, A1;
long timeSysRefTime, timeSysRefWeek;
std::string timeSysCorrSBAS;
long timeSysUTCid;
};
//@}
/// Map for Time System Correction info.
typedef std::map<TimeSysCorrEnum, TimeSysCorrInfo> TimeSysCorrMap;
/// Instance of the map.
TimeSysCorrMap tscMap; */
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