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https://github.com/gnss-sdr/gnss-sdr
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Usign GPSTk to read observables
This commit is contained in:
Carles Fernandez
parent
2c393af75a
commit
cd1adc33c7
@ -1,3 +1,34 @@
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/*!
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* \file trk_system_test.cc
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* \brief This class implements a test for the validation of generated observables.
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* \author Carles Fernandez-Prades, 2016. cfernandez(at)cttc.es
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*
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2016 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GNSS-SDR is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#include <exception>
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#include <iostream>
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@ -15,6 +46,12 @@
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#include "concurrent_queue.h"
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#include "in_memory_configuration.h"
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#include "Rinex3ObsBase.hpp"
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#include "Rinex3ObsData.hpp"
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#include "Rinex3ObsHeader.hpp"
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#include "Rinex3ObsStream.hpp"
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DEFINE_string(generator_binary, std::string(SW_GENERATOR_BIN), "Path of Software Geenrator binary");
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DEFINE_string(rinex_nav_file, std::string(DEFAULT_RINEX_NAV), "Input RINEX navigation file");
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DEFINE_int32(duration, 100, "Duration of the experiment [in seconds]");
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@ -292,7 +329,7 @@ int Trk_System_Test::run_receiver()
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fp = popen(&argum2[0], "r");
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if (fp == NULL)
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{
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printf("Failed to run command\n" );
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std::cout << "Failed to run command: " << argum2 << std::endl;
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}
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char * without_trailing;
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while (fgets(buffer, sizeof(buffer), fp) != NULL)
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@ -319,44 +356,140 @@ void Trk_System_Test::check_results()
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std::string arg4 = std::string("C1C");
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std::string arg5 = std::string("--headless");
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FILE *fp;
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FILE *fp2;
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int status;
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char buffer[1035];
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try
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{
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gpstk::Rinex3ObsStream r_ref(FLAGS_filename_rinex_obs);
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r_ref.exceptions(std::ios::failbit);
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gpstk::Rinex3ObsData r_ref_data;
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gpstk::Rinex3ObsHeader r_ref_header;
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/* Open the command for reading. */
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std::string argum = path_RinDump + " " + arg1 + " " + arg2 + " " + arg3 + " " + arg4 + " " + arg5;
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gpstk::RinexDatum dataobj;
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fp = popen(&argum[0], "r");
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if (fp == NULL)
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{
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printf("Failed to run command\n" );
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}
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r_ref >> r_ref_header;
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/* Read the output a line at a time - output it. */
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while (fgets(buffer, sizeof(buffer), fp) != NULL)
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{
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printf("Reading line: %s", buffer);
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}
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pclose(fp);
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std::vector<gpstk::RinexObsID> typelist = r_ref_header.obsTypeList;
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std::vector<gpstk::RinexObsID>::iterator it;
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for(it = typelist.begin(); it != typelist.end(); it++)
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{
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gpstk::RinexObsID id = *it;
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std::cout << "ID: " << id.asString() << std::endl;
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}
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//int indexC1_ref( r_ref_header.getObsIndex( "C1" ) );
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//int indexL1_ref( r_ref_header.getObsIndex( "L1P" ) );
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std::cout << r_ref_header.stringSystemNumObs << std::endl;
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for (int myprn = 1; myprn < 33; myprn++)
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{
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gpstk::SatID prn( myprn, gpstk::SatID::systemGPS );
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while (r_ref >> r_ref_data)
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{
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std::cout << r_ref_data.time << " " << std::endl;
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gpstk::Rinex3ObsData::DataMap::iterator pointer = r_ref_data.obs.find(prn);
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if( pointer == r_ref_data.obs.end() )
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{
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std::cout << "PRN " << myprn << " not in view " << std::endl;
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}
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else
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{
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// Get P1, P2 and L1 observations
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// Here there are three equivalent ways to get the RinexDatum
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// from the RinexObsData object
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// The first one is a fast but DANGEROUS method, because there
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// is a chance of unawarely change the contents of "roe.obs".
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// -----------------------------------------------------------
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//dataobj = r_ref_data.obs[prn][indexC1_ref];
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//double C1 = dataobj.data;
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// The second method is secure but a little slower.
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// This should be your preferred method
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// -----------------------------------------------------------
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dataobj = r_ref_data.getObs(prn, "P1", r_ref_header);
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double P1 = dataobj.data;
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std::cout << P1 << " " << std::endl;
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//dataobj = r_ref_data.getObs(prn, "L1", r_ref_header);
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//double L1 = dataobj.data;
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gpstk::CommonTime time = r_ref_data.time;
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//std::cout << time.getSecondOfDay() << std::endl;
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std::cout << " PRN " << myprn << std::endl;
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} // End of 'if( pointer == roe.obs.end() )'
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}
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}
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} // End of 'try' block
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catch(gpstk::FFStreamError& e)
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{
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std::cout << e;
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exit(1);
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}
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catch(gpstk::Exception& e)
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{
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std::cout << e;
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exit(1);
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}
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catch (...)
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{
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std::cout << "unknown error. I don't feel so well..." << std::endl;
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exit(1);
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}
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// FILE *fp;
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// FILE *fp2;
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// int status;
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// char buffer[1035];
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//
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// /* Open the command for reading. */
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// std::string argum = path_RinDump + " " + arg1 + " " + arg2 + " " + arg3 + " " + arg4 + " " + arg5;
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//
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// fp = popen(&argum[0], "r");
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// if (fp == NULL)
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// {
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// std::cout << "Failed to run command: " << argum << std::endl;
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// }
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//
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// /* Read the output a line at a time - output it. */
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// while (fgets(buffer, sizeof(buffer), fp) != NULL)
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// {
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// printf("Reading line: %s", buffer);
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// }
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// pclose(fp);
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// Open generated RINEX observables file
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std::string arg2_gen = "./" + generated_rinex_obs;
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std::string argum2 = path_RinDump + " " + arg1 + " " + arg2_gen + " " + arg3 + " " + arg4 + " " + arg5;
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std::string arg2_gen = std::string("./") + generated_rinex_obs;
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gpstk::Rinex3ObsStream r_meas(arg2_gen);
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gpstk::Rinex3ObsData r_meas_data;
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gpstk::Rinex3ObsHeader r_meas_header;
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fp2 = popen(&argum2[0], "r");
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if (fp2 == NULL)
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{
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printf("Failed to run command\n" );
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}
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r_meas >> r_meas_header;
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/* Read the output a line at a time - output it. */
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while (fgets(buffer, sizeof(buffer), fp2) != NULL)
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{
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printf("Reading generated line: %s", buffer);
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}
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pclose(fp2);
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//int indexC1_meas( r_meas_header.getObsIndex( "C1" ) );
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//int indexL1_meas( r_meas_header.getObsIndex( "L1" ) );
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// std::string argum2 = path_RinDump + " " + arg1 + " " + arg2_gen + " " + arg3 + " " + arg4 + " " + arg5;
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//
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// fp2 = popen(&argum2[0], "r");
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// if (fp2 == NULL)
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// {
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// printf("Failed to run command\n" );
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// }
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//
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// /* Read the output a line at a time - output it. */
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// while (fgets(buffer, sizeof(buffer), fp2) != NULL)
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// {
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// printf("Reading generated line: %s", buffer);
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// }
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//
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// pclose(fp2);
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// Time alignment!
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// Read reference pseudoranges from a given satellite
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