mirror of https://github.com/gnss-sdr/gnss-sdr
Adding documentation and improving code formatting.
git-svn-id: https://svn.code.sf.net/p/gnss-sdr/code/trunk@103 64b25241-fba3-4117-9849-534c7e92360d
This commit is contained in:
parent
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2ce62706af
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@ -1,6 +1,7 @@
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/*!
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* \file gps_l1_ca_pvt.cc
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* \brief Simple Least Squares implementation for GPS L1 C/A Position Velocity and Time
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* \brief Implementation of an adapter of a GPS L1 C/A PVT solver block to a
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* PVTInterface
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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*
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*
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@ -56,8 +57,8 @@ GpsL1CaPvt::GpsL1CaPvt(ConfigurationInterface* configuration,
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DLOG(INFO) << "role " << role;
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int averaging_depth;
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averaging_depth=configuration->property(role + ".averaging_depth", 10);
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int averaging_depth;
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averaging_depth=configuration->property(role + ".averaging_depth", 10);
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bool flag_averaging;
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flag_averaging=configuration->property(role + ".flag_averaging", false);
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@ -65,7 +66,7 @@ GpsL1CaPvt::GpsL1CaPvt(ConfigurationInterface* configuration,
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dump_ = configuration->property(role + ".dump", false);
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dump_filename_ = configuration->property(role + ".dump_filename", default_dump_filename);
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pvt_ = gps_l1_ca_make_pvt_cc(in_streams_, queue_, dump_, dump_filename_, averaging_depth, flag_averaging);
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pvt_ = gps_l1_ca_make_pvt_cc(in_streams_, queue_, dump_, dump_filename_, averaging_depth, flag_averaging);
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DLOG(INFO) << "pvt(" << pvt_->unique_id() << ")";
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// set the navigation msg queue;
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@ -1,6 +1,8 @@
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/*!
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* \file gps_l1_ca_pvt.h
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* \brief Simple Least Squares implementation for GPS L1 C/A Position Velocity and Time
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* \brief Interface of an adapter of a GPS L1 C/A PVT solver block to a
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* PVTInterface
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* Position Velocity and Time
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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*
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*
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@ -48,7 +50,7 @@ class GpsL1CaPvt : public PvtInterface
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public:
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GpsL1CaPvt(ConfigurationInterface* configuration,
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GpsL1CaPvt(ConfigurationInterface* configuration,
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std::string role,
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unsigned int in_streams,
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unsigned int out_streams,
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@ -1,6 +1,6 @@
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/*!
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* \file gps_l1_ca_pvt_cc.cc
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* \brief Position Velocity and Time computation for GPS L1 C/A
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* \brief Implementation of a Position Velocity and Time computation block for GPS L1 C/A
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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* -------------------------------------------------------------------------
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*
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@ -48,36 +48,36 @@ using google::LogMessage;
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gps_l1_ca_pvt_cc_sptr
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gps_l1_ca_make_pvt_cc(unsigned int nchannels, gr_msg_queue_sptr queue, bool dump, std::string dump_filename, int averaging_depth, bool flag_averaging) {
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return gps_l1_ca_pvt_cc_sptr(new gps_l1_ca_pvt_cc(nchannels, queue, dump, dump_filename, averaging_depth, flag_averaging));
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return gps_l1_ca_pvt_cc_sptr(new gps_l1_ca_pvt_cc(nchannels, queue, dump, dump_filename, averaging_depth, flag_averaging));
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}
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gps_l1_ca_pvt_cc::gps_l1_ca_pvt_cc(unsigned int nchannels, gr_msg_queue_sptr queue, bool dump, std::string dump_filename, int averaging_depth, bool flag_averaging) :
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gr_block ("gps_l1_ca_pvt_cc", gr_make_io_signature (nchannels, nchannels, sizeof(gnss_pseudorange)),
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gr_make_io_signature(1, 1, sizeof(gr_complex))) {
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gr_block ("gps_l1_ca_pvt_cc", gr_make_io_signature (nchannels, nchannels, sizeof(gnss_pseudorange)),
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gr_make_io_signature(1, 1, sizeof(gr_complex))) {
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// initialize internal vars
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d_queue = queue;
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d_dump = dump;
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d_nchannels = nchannels;
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d_dump_filename=dump_filename;
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std::string kml_dump_filename;
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kml_dump_filename=d_dump_filename;
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kml_dump_filename.append(".kml");
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d_kml_dump.set_headers(kml_dump_filename);
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d_dump_filename.append(".dat");
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// initialize internal vars
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d_queue = queue;
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d_dump = dump;
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d_nchannels = nchannels;
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d_dump_filename=dump_filename;
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std::string kml_dump_filename;
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kml_dump_filename=d_dump_filename;
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kml_dump_filename.append(".kml");
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d_kml_dump.set_headers(kml_dump_filename);
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d_dump_filename.append(".dat");
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d_averaging_depth=averaging_depth;
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d_flag_averaging=flag_averaging;
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/*!
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* \todo Enable RINEX printer: The current RINEX printer need a complete refactoring and some bug fixing work
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*/
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//d_rinex_printer.set_headers("GNSS-SDR");
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d_ls_pvt=new gps_l1_ca_ls_pvt(nchannels,d_dump_filename,d_dump);
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d_ls_pvt->set_averaging_depth(d_averaging_depth);
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d_ephemeris_clock_s=0.0;
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d_averaging_depth=averaging_depth;
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d_flag_averaging=flag_averaging;
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/*!
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* \todo Enable RINEX printer: The current RINEX printer need a complete refactoring and some bug fixing work
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*/
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//d_rinex_printer.set_headers("GNSS-SDR");
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d_ls_pvt=new gps_l1_ca_ls_pvt(nchannels,d_dump_filename,d_dump);
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d_ls_pvt->set_averaging_depth(d_averaging_depth);
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d_ephemeris_clock_s=0.0;
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d_sample_counter=0;
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d_sample_counter=0;
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}
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gps_l1_ca_pvt_cc::~gps_l1_ca_pvt_cc() {
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@ -87,75 +87,75 @@ gps_l1_ca_pvt_cc::~gps_l1_ca_pvt_cc() {
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bool pseudoranges_pairCompare_min( std::pair<int,gnss_pseudorange> a, std::pair<int,gnss_pseudorange> b)
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{
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return (a.second.pseudorange_m) < (b.second.pseudorange_m);
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return (a.second.pseudorange_m) < (b.second.pseudorange_m);
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}
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int gps_l1_ca_pvt_cc::general_work (int noutput_items, gr_vector_int &ninput_items,
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gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) {
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gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) {
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d_sample_counter++;
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d_sample_counter++;
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std::map<int,gnss_pseudorange> gnss_pseudoranges_map;
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std::map<int,gnss_pseudorange>::iterator gnss_pseudoranges_iter;
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std::map<int,gnss_pseudorange> gnss_pseudoranges_map;
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std::map<int,gnss_pseudorange>::iterator gnss_pseudoranges_iter;
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gnss_pseudorange **in = (gnss_pseudorange **) &input_items[0]; //Get the input pointer
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gnss_pseudorange **in = (gnss_pseudorange **) &input_items[0]; //Get the input pointer
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for (unsigned int i=0;i<d_nchannels;i++)
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{
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if (in[i][0].valid==true)
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{
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gnss_pseudoranges_map.insert(std::pair<int,gnss_pseudorange>(in[i][0].SV_ID,in[i][0])); //record the valid pseudorange in a map
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}
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}
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for (unsigned int i=0;i<d_nchannels;i++)
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{
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if (in[i][0].valid==true)
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{
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gnss_pseudoranges_map.insert(std::pair<int,gnss_pseudorange>(in[i][0].SV_ID,in[i][0])); //record the valid pseudorange in a map
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}
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}
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//debug print
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std::cout << std::setprecision(16);
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for(gnss_pseudoranges_iter = gnss_pseudoranges_map.begin();
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gnss_pseudoranges_iter != gnss_pseudoranges_map.end();
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gnss_pseudoranges_iter++)
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{
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std::cout<<"Pseudoranges(SV ID,pseudorange [m]) =("<<gnss_pseudoranges_iter->first<<","<<gnss_pseudoranges_iter->second.pseudorange_m<<")"<<std::endl;
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}
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//debug print
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std::cout << std::setprecision(16);
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for(gnss_pseudoranges_iter = gnss_pseudoranges_map.begin();
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gnss_pseudoranges_iter != gnss_pseudoranges_map.end();
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gnss_pseudoranges_iter++)
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{
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std::cout<<"Pseudoranges(SV ID,pseudorange [m]) =("<<gnss_pseudoranges_iter->first<<","<<gnss_pseudoranges_iter->second.pseudorange_m<<")"<<std::endl;
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}
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// ############ 1. READ EPHEMERIS FROM QUEUE ######################
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// ############ 1. READ EPHEMERIS FROM QUEUE ######################
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// find the minimum index (nearest satellite, will be the reference)
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gnss_pseudoranges_iter=std::min_element(gnss_pseudoranges_map.begin(),gnss_pseudoranges_map.end(),pseudoranges_pairCompare_min);
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gnss_pseudoranges_iter=std::min_element(gnss_pseudoranges_map.begin(),gnss_pseudoranges_map.end(),pseudoranges_pairCompare_min);
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gps_navigation_message nav_msg;
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while (d_nav_queue->try_pop(nav_msg)==true)
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{
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std::cout<<"New ephemeris record has arrived from SAT ID "<<nav_msg.d_satellite_PRN<<std::endl;
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d_last_nav_msg=nav_msg;
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d_ls_pvt->d_ephemeris[nav_msg.d_channel_ID]=nav_msg;
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// **** update pseudoranges clock ****
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if (nav_msg.d_satellite_PRN==gnss_pseudoranges_iter->second.SV_ID)
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{
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d_ephemeris_clock_s=d_last_nav_msg.d_TOW;
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d_ephemeris_timestamp_ms=d_last_nav_msg.d_subframe1_timestamp_ms;
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}
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// **** write ephemeris to RINES NAV file
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//d_rinex_printer.LogRinex2Nav(nav_msg);
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}
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gps_navigation_message nav_msg;
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while (d_nav_queue->try_pop(nav_msg)==true)
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{
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std::cout<<"New ephemeris record has arrived from SAT ID "<<nav_msg.d_satellite_PRN<<std::endl;
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d_last_nav_msg=nav_msg;
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d_ls_pvt->d_ephemeris[nav_msg.d_channel_ID]=nav_msg;
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// **** update pseudoranges clock ****
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if (nav_msg.d_satellite_PRN==gnss_pseudoranges_iter->second.SV_ID)
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{
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d_ephemeris_clock_s=d_last_nav_msg.d_TOW;
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d_ephemeris_timestamp_ms=d_last_nav_msg.d_subframe1_timestamp_ms;
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}
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// **** write ephemeris to RINES NAV file
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//d_rinex_printer.LogRinex2Nav(nav_msg);
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}
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// ############ 2. COMPUTE THE PVT ################################
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// write the pseudoranges to RINEX OBS file
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// 1- need a valid clock
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if (d_ephemeris_clock_s>0 and d_last_nav_msg.d_satellite_PRN>0)
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{
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//d_rinex_printer.LogRinex2Obs(d_last_nav_msg,d_ephemeris_clock_s+((double)pseudoranges_timestamp_ms-d_ephemeris_timestamp_ms)/1000.0,pseudoranges);
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// compute on the fly PVT solution
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//std::cout<<"diff_clock_ephemerids="<<(gnss_pseudoranges_iter->second.timestamp_ms-d_ephemeris_timestamp_ms)/1000.0<<"\r\n";
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if (d_ls_pvt->get_PVT(gnss_pseudoranges_map,
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d_ephemeris_clock_s+(gnss_pseudoranges_iter->second.timestamp_ms-d_ephemeris_timestamp_ms)/1000.0,
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d_flag_averaging)==true)
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{
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d_kml_dump.print_position(d_ls_pvt,d_flag_averaging);
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}
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}
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// ############ 2. COMPUTE THE PVT ################################
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// write the pseudoranges to RINEX OBS file
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// 1- need a valid clock
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if (d_ephemeris_clock_s>0 and d_last_nav_msg.d_satellite_PRN>0)
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{
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//d_rinex_printer.LogRinex2Obs(d_last_nav_msg,d_ephemeris_clock_s+((double)pseudoranges_timestamp_ms-d_ephemeris_timestamp_ms)/1000.0,pseudoranges);
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// compute on the fly PVT solution
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//std::cout<<"diff_clock_ephemerids="<<(gnss_pseudoranges_iter->second.timestamp_ms-d_ephemeris_timestamp_ms)/1000.0<<"\r\n";
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if (d_ls_pvt->get_PVT(gnss_pseudoranges_map,
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d_ephemeris_clock_s+(gnss_pseudoranges_iter->second.timestamp_ms-d_ephemeris_timestamp_ms)/1000.0,
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d_flag_averaging)==true)
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{
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d_kml_dump.print_position(d_ls_pvt,d_flag_averaging);
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}
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}
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consume_each(1); //one by one
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return 0;
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consume_each(1); //one by one
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return 0;
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}
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@ -1,6 +1,6 @@
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/*!
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* \file gps_l1_ca_pvt_cc.h
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* \brief Position Velocity and Time computation for GPS L1 C/A
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* \brief Interface of a Position Velocity and Time computation block for GPS L1 C/A
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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* -------------------------------------------------------------------------
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*
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@ -1,7 +1,7 @@
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/*!
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* \file gps_l1_ca_ls_pvt.cc
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* \brief Least Squares Position, Velocity, and Time (PVT) solver, based on
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* K.Borre Matlab receiver.
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* \brief Implementation of a Least Squares Position, Velocity, and Time
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* (PVT) solver, based on K.Borre's Matlab receiver.
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* \author Javier Arribas, 2011. jarribas(at)cttc.es
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* -------------------------------------------------------------------------
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*
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@ -42,32 +42,32 @@ gps_l1_ca_ls_pvt::gps_l1_ca_ls_pvt(int nchannels,std::string dump_filename, bool
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d_flag_dump_enabled=flag_dump_to_file;
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d_averaging_depth=0;
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// ############# ENABLE DATA FILE LOG #################
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if (d_flag_dump_enabled==true)
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{
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if (d_dump_file.is_open()==false)
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{
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try {
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d_dump_file.exceptions ( std::ifstream::failbit | std::ifstream::badbit );
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d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
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std::cout<<"PVT lib dump enabled Log file: "<<d_dump_filename.c_str()<<std::endl;
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}
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catch (std::ifstream::failure e) {
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std::cout << "Exception opening PVT lib dump file "<<e.what()<<"\r\n";
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}
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}
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}
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// ############# ENABLE DATA FILE LOG #################
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if (d_flag_dump_enabled==true)
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{
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if (d_dump_file.is_open()==false)
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{
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try {
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d_dump_file.exceptions ( std::ifstream::failbit | std::ifstream::badbit );
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d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
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std::cout<<"PVT lib dump enabled Log file: "<<d_dump_filename.c_str()<<std::endl;
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}
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catch (std::ifstream::failure e) {
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std::cout << "Exception opening PVT lib dump file "<<e.what()<<"\r\n";
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}
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}
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}
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}
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void gps_l1_ca_ls_pvt::set_averaging_depth(int depth)
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{
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d_averaging_depth=depth;
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d_averaging_depth=depth;
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}
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gps_l1_ca_ls_pvt::~gps_l1_ca_ls_pvt()
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{
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d_dump_file.close();
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d_dump_file.close();
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delete[] d_ephemeris;
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}
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@ -138,12 +138,11 @@ arma::vec gps_l1_ca_ls_pvt::leastSquarePos(arma::mat satpos, arma::vec obs, arma
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az=arma::zeros(1,nmbOfSatellites);
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el=arma::zeros(1,nmbOfSatellites);
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for (int i = 0; i < nmbOfSatellites; i++) {
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for (int j = 0; j < 4; j++) {
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//A.set(i, j, 0.0); //ITPP
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A(i,j)=0.0; //Armadillo
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}
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omc(i, 0)=0.0;
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az(0, i)=0.0;
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for (int j = 0; j < 4; j++) {
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A(i,j)=0.0; //Armadillo
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}
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omc(i, 0)=0.0;
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az(0, i)=0.0;
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}
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el = az;
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@ -156,45 +155,45 @@ arma::vec gps_l1_ca_ls_pvt::leastSquarePos(arma::mat satpos, arma::vec obs, arma
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arma::vec x;
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//=== Iteratively find receiver position ===================================
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for (int iter = 0; iter < nmbOfIterations; iter++) {
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for (int i = 0; i < nmbOfSatellites; i++) {
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if (iter == 0) {
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//--- Initialize variables at the first iteration --------------
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Rot_X=X.col(i); //Armadillo
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trop = 0.0;
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} else {
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//--- Update equations -----------------------------------------
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rho2 = (X(0, i) - pos(0))*(X(0, i) - pos(0)) + (X(1, i) - pos(1))*(X(1, i) - pos(1))+ (X(2,i) - pos(2))*(X(2,i) - pos(2));
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traveltime = sqrt(rho2) / GPS_C_m_s;
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//--- Correct satellite position (do to earth rotation) --------
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for (int i = 0; i < nmbOfSatellites; i++) {
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if (iter == 0) {
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//--- Initialize variables at the first iteration --------------
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Rot_X=X.col(i); //Armadillo
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trop = 0.0;
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} else {
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//--- Update equations -----------------------------------------
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rho2 = (X(0, i) - pos(0))*(X(0, i) - pos(0)) + (X(1, i) - pos(1))*(X(1, i) - pos(1))+ (X(2,i) - pos(2))*(X(2,i) - pos(2));
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traveltime = sqrt(rho2) / GPS_C_m_s;
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//--- Correct satellite position (do to earth rotation) --------
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|
||||
Rot_X = e_r_corr(traveltime, X.col(i)); //armadillo
|
||||
//--- Find the elevation angel of the satellite ----------------
|
||||
//[az(i), el(i), dist] = topocent(pos(1:3, :), Rot_X - pos(1:3, :));
|
||||
Rot_X = e_r_corr(traveltime, X.col(i)); //armadillo
|
||||
//--- Find the elevation angel of the satellite ----------------
|
||||
//[az(i), el(i), dist] = topocent(pos(1:3, :), Rot_X - pos(1:3, :));
|
||||
|
||||
}
|
||||
//--- Apply the corrections ----------------------------------------
|
||||
omc(i) = (obs(i) - norm(Rot_X - pos.subvec(0,2),2) - pos(3) - trop); // Armadillo
|
||||
|
||||
//--- Construct the A matrix ---------------------------------------
|
||||
//Armadillo
|
||||
A(i,0)=(-(Rot_X(0) - pos(0))) / obs(i);
|
||||
A(i,1)=(-(Rot_X(1) - pos(1))) / obs(i);
|
||||
A(i,2)=(-(Rot_X(2) - pos(2))) / obs(i);
|
||||
A(i,3)=1.0;
|
||||
}
|
||||
//--- Apply the corrections ----------------------------------------
|
||||
omc(i) = (obs(i) - norm(Rot_X - pos.subvec(0,2),2) - pos(3) - trop); // Armadillo
|
||||
|
||||
//--- Construct the A matrix ---------------------------------------
|
||||
//Armadillo
|
||||
A(i,0)=(-(Rot_X(0) - pos(0))) / obs(i);
|
||||
A(i,1)=(-(Rot_X(1) - pos(1))) / obs(i);
|
||||
A(i,2)=(-(Rot_X(2) - pos(2))) / obs(i);
|
||||
A(i,3)=1.0;
|
||||
}
|
||||
|
||||
|
||||
// These lines allow the code to exit gracefully in case of any errors
|
||||
//if (rank(A) != 4) {
|
||||
// pos.clear();
|
||||
// return pos;
|
||||
//}
|
||||
// These lines allow the code to exit gracefully in case of any errors
|
||||
//if (rank(A) != 4) {
|
||||
// pos.clear();
|
||||
// return pos;
|
||||
//}
|
||||
|
||||
//--- Find position update ---------------------------------------------
|
||||
x = arma::solve(w*A,w*omc); // Armadillo
|
||||
//--- Find position update ---------------------------------------------
|
||||
x = arma::solve(w*A,w*omc); // Armadillo
|
||||
|
||||
//--- Apply position update --------------------------------------------
|
||||
pos = pos + x;
|
||||
//--- Apply position update --------------------------------------------
|
||||
pos = pos + x;
|
||||
|
||||
}
|
||||
return pos;
|
||||
|
@ -210,141 +209,141 @@ bool gps_l1_ca_ls_pvt::get_PVT(std::map<int,gnss_pseudorange> gnss_pseudoranges_
|
|||
|
||||
int valid_obs=0; //valid observations counter
|
||||
for (int i=0; i<d_nchannels; i++)
|
||||
{
|
||||
if (d_ephemeris[i].satellite_validation()==true)
|
||||
{
|
||||
gnss_pseudoranges_iter=gnss_pseudoranges_map.find(d_ephemeris[i].d_satellite_PRN);
|
||||
if (gnss_pseudoranges_iter!=gnss_pseudoranges_map.end())
|
||||
{
|
||||
/*!
|
||||
* \todo Place here the satellite CN0 (power level, or weight factor)
|
||||
*/
|
||||
W(i,i)=1;
|
||||
// compute the GPS master clock
|
||||
d_ephemeris[i].master_clock(GPS_current_time);
|
||||
// compute the satellite current ECEF position
|
||||
d_ephemeris[i].satpos();
|
||||
// compute the clock error including relativistic effects
|
||||
d_ephemeris[i].relativistic_clock_correction(GPS_current_time);
|
||||
satpos(0,i)=d_ephemeris[i].d_satpos_X;
|
||||
satpos(1,i)=d_ephemeris[i].d_satpos_Y;
|
||||
satpos(2,i)=d_ephemeris[i].d_satpos_Z;
|
||||
std::cout<<"ECEF satellite SV ID="<<d_ephemeris[i].d_satellite_PRN<<" X="<<d_ephemeris[i].d_satpos_X
|
||||
<<" [m] Y="<<d_ephemeris[i].d_satpos_Y<<" [m] Z="<<d_ephemeris[i].d_satpos_Z<<" [m]\r\n";
|
||||
obs(i)=gnss_pseudoranges_iter->second.pseudorange_m+d_ephemeris[i].d_satClkCorr*GPS_C_m_s;
|
||||
valid_obs++;
|
||||
}else{
|
||||
// no valid pseudorange for the current channel
|
||||
W(i,i)=0; // channel de-activated
|
||||
obs(i)=1; // to avoid algorithm problems (divide by zero)
|
||||
}
|
||||
}else{
|
||||
// no valid ephemeris for the current channel
|
||||
W(i,i)=0; // channel de-activated
|
||||
obs(i)=1; // to avoid algorithm problems (divide by zero)
|
||||
if (d_ephemeris[i].satellite_validation()==true)
|
||||
{
|
||||
gnss_pseudoranges_iter=gnss_pseudoranges_map.find(d_ephemeris[i].d_satellite_PRN);
|
||||
if (gnss_pseudoranges_iter!=gnss_pseudoranges_map.end())
|
||||
{
|
||||
/*!
|
||||
* \todo Place here the satellite CN0 (power level, or weight factor)
|
||||
*/
|
||||
W(i,i)=1;
|
||||
// compute the GPS master clock
|
||||
d_ephemeris[i].master_clock(GPS_current_time);
|
||||
// compute the satellite current ECEF position
|
||||
d_ephemeris[i].satpos();
|
||||
// compute the clock error including relativistic effects
|
||||
d_ephemeris[i].relativistic_clock_correction(GPS_current_time);
|
||||
satpos(0,i)=d_ephemeris[i].d_satpos_X;
|
||||
satpos(1,i)=d_ephemeris[i].d_satpos_Y;
|
||||
satpos(2,i)=d_ephemeris[i].d_satpos_Z;
|
||||
std::cout<<"ECEF satellite SV ID="<<d_ephemeris[i].d_satellite_PRN<<" X="<<d_ephemeris[i].d_satpos_X
|
||||
<<" [m] Y="<<d_ephemeris[i].d_satpos_Y<<" [m] Z="<<d_ephemeris[i].d_satpos_Z<<" [m]\r\n";
|
||||
obs(i)=gnss_pseudoranges_iter->second.pseudorange_m+d_ephemeris[i].d_satClkCorr*GPS_C_m_s;
|
||||
valid_obs++;
|
||||
}else{
|
||||
// no valid pseudorange for the current channel
|
||||
W(i,i)=0; // channel de-activated
|
||||
obs(i)=1; // to avoid algorithm problems (divide by zero)
|
||||
}
|
||||
}else{
|
||||
// no valid ephemeris for the current channel
|
||||
W(i,i)=0; // channel de-activated
|
||||
obs(i)=1; // to avoid algorithm problems (divide by zero)
|
||||
}
|
||||
}
|
||||
}
|
||||
std::cout<<"PVT: valid observations="<<valid_obs<<std::endl;
|
||||
if (valid_obs>=4)
|
||||
{
|
||||
arma::vec mypos;
|
||||
mypos=leastSquarePos(satpos,obs,W);
|
||||
std::cout << "Position at TOW="<<GPS_current_time<<" is ECEF (X,Y,Z) = " << mypos << std::endl;
|
||||
cart2geo(mypos(0), mypos(1), mypos(2), 4);
|
||||
std::cout << "Position at TOW="<<GPS_current_time<<" is Lat = " << d_latitude_d << " [¼] Long = "<< d_longitude_d <<" [¼] Height= "<<d_height_m<<" [m]" <<std::endl;
|
||||
// ######## LOG FILE #########
|
||||
if(d_flag_dump_enabled==true) {
|
||||
// MULTIPLEXED FILE RECORDING - Record results to file
|
||||
try {
|
||||
double tmp_double;
|
||||
// PVT GPS time
|
||||
tmp_double=GPS_current_time;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position East [m]
|
||||
tmp_double=mypos(0);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position North [m]
|
||||
tmp_double=mypos(1);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position Up [m]
|
||||
tmp_double=mypos(2);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// User clock offset [s]
|
||||
tmp_double=mypos(3);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Latitude [deg]
|
||||
tmp_double=d_latitude_d;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Longitude [deg]
|
||||
tmp_double=d_longitude_d;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Height [m]
|
||||
tmp_double=d_height_m;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
}
|
||||
catch (std::ifstream::failure e) {
|
||||
std::cout << "Exception writing PVT lib dump file "<<e.what()<<"\r\n";
|
||||
}
|
||||
}
|
||||
{
|
||||
arma::vec mypos;
|
||||
mypos=leastSquarePos(satpos,obs,W);
|
||||
std::cout << "Position at TOW="<<GPS_current_time<<" is ECEF (X,Y,Z) = " << mypos << std::endl;
|
||||
cart2geo(mypos(0), mypos(1), mypos(2), 4);
|
||||
std::cout << "Position at TOW="<<GPS_current_time<<" is Lat = " << d_latitude_d << " [¼] Long = "<< d_longitude_d <<" [¼] Height= "<<d_height_m<<" [m]" <<std::endl;
|
||||
// ######## LOG FILE #########
|
||||
if(d_flag_dump_enabled==true) {
|
||||
// MULTIPLEXED FILE RECORDING - Record results to file
|
||||
try {
|
||||
double tmp_double;
|
||||
// PVT GPS time
|
||||
tmp_double=GPS_current_time;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position East [m]
|
||||
tmp_double=mypos(0);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position North [m]
|
||||
tmp_double=mypos(1);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// ECEF User Position Up [m]
|
||||
tmp_double=mypos(2);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// User clock offset [s]
|
||||
tmp_double=mypos(3);
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Latitude [deg]
|
||||
tmp_double=d_latitude_d;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Longitude [deg]
|
||||
tmp_double=d_longitude_d;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
// GEO user position Height [m]
|
||||
tmp_double=d_height_m;
|
||||
d_dump_file.write((char*)&tmp_double, sizeof(double));
|
||||
}
|
||||
catch (std::ifstream::failure e) {
|
||||
std::cout << "Exception writing PVT lib dump file "<<e.what()<<"\r\n";
|
||||
}
|
||||
}
|
||||
|
||||
// MOVING AVERAGE PVT
|
||||
if (flag_averaging==true)
|
||||
{
|
||||
if (d_hist_longitude_d.size()==(unsigned int)d_averaging_depth)
|
||||
{
|
||||
// Pop oldest value
|
||||
d_hist_longitude_d.pop_back();
|
||||
d_hist_latitude_d.pop_back();
|
||||
d_hist_height_m.pop_back();
|
||||
// Push new values
|
||||
d_hist_longitude_d.push_front(d_longitude_d);
|
||||
d_hist_latitude_d.push_front(d_latitude_d);
|
||||
d_hist_height_m.push_front(d_height_m);
|
||||
// MOVING AVERAGE PVT
|
||||
if (flag_averaging==true)
|
||||
{
|
||||
if (d_hist_longitude_d.size()==(unsigned int)d_averaging_depth)
|
||||
{
|
||||
// Pop oldest value
|
||||
d_hist_longitude_d.pop_back();
|
||||
d_hist_latitude_d.pop_back();
|
||||
d_hist_height_m.pop_back();
|
||||
// Push new values
|
||||
d_hist_longitude_d.push_front(d_longitude_d);
|
||||
d_hist_latitude_d.push_front(d_latitude_d);
|
||||
d_hist_height_m.push_front(d_height_m);
|
||||
|
||||
d_avg_latitude_d=0;
|
||||
d_avg_longitude_d=0;
|
||||
d_avg_height_m=0;
|
||||
for (unsigned int i=0;i<d_hist_longitude_d.size();i++)
|
||||
{
|
||||
d_avg_latitude_d=d_avg_latitude_d+d_hist_latitude_d.at(i);
|
||||
d_avg_longitude_d=d_avg_longitude_d+d_hist_longitude_d.at(i);
|
||||
d_avg_height_m=d_avg_height_m+d_hist_height_m.at(i);
|
||||
}
|
||||
d_avg_latitude_d=d_avg_latitude_d/(double)d_averaging_depth;
|
||||
d_avg_longitude_d=d_avg_longitude_d/(double)d_averaging_depth;
|
||||
d_avg_height_m=d_avg_height_m/(double)d_averaging_depth;
|
||||
return true; //indicates that the returned position is valid
|
||||
}else{
|
||||
//int current_depth=d_hist_longitude_d.size();
|
||||
// Push new values
|
||||
d_hist_longitude_d.push_front(d_longitude_d);
|
||||
d_hist_latitude_d.push_front(d_latitude_d);
|
||||
d_hist_height_m.push_front(d_height_m);
|
||||
d_avg_latitude_d=0;
|
||||
d_avg_longitude_d=0;
|
||||
d_avg_height_m=0;
|
||||
for (unsigned int i=0;i<d_hist_longitude_d.size();i++)
|
||||
{
|
||||
d_avg_latitude_d=d_avg_latitude_d+d_hist_latitude_d.at(i);
|
||||
d_avg_longitude_d=d_avg_longitude_d+d_hist_longitude_d.at(i);
|
||||
d_avg_height_m=d_avg_height_m+d_hist_height_m.at(i);
|
||||
}
|
||||
d_avg_latitude_d=d_avg_latitude_d/(double)d_averaging_depth;
|
||||
d_avg_longitude_d=d_avg_longitude_d/(double)d_averaging_depth;
|
||||
d_avg_height_m=d_avg_height_m/(double)d_averaging_depth;
|
||||
return true; //indicates that the returned position is valid
|
||||
}else{
|
||||
//int current_depth=d_hist_longitude_d.size();
|
||||
// Push new values
|
||||
d_hist_longitude_d.push_front(d_longitude_d);
|
||||
d_hist_latitude_d.push_front(d_latitude_d);
|
||||
d_hist_height_m.push_front(d_height_m);
|
||||
|
||||
d_avg_latitude_d=d_latitude_d;
|
||||
d_avg_longitude_d=d_longitude_d;
|
||||
d_avg_height_m=d_height_m;
|
||||
return false;//indicates that the returned position is not valid yet
|
||||
// output the average, although it will not have the full historic available
|
||||
// d_avg_latitude_d=0;
|
||||
// d_avg_longitude_d=0;
|
||||
// d_avg_height_m=0;
|
||||
// for (unsigned int i=0;i<d_hist_longitude_d.size();i++)
|
||||
// {
|
||||
// d_avg_latitude_d=d_avg_latitude_d+d_hist_latitude_d.at(i);
|
||||
// d_avg_longitude_d=d_avg_longitude_d+d_hist_longitude_d.at(i);
|
||||
// d_avg_height_m=d_avg_height_m+d_hist_height_m.at(i);
|
||||
// }
|
||||
// d_avg_latitude_d=d_avg_latitude_d/(double)current_depth;
|
||||
// d_avg_longitude_d=d_avg_longitude_d/(double)current_depth;
|
||||
// d_avg_height_m=d_avg_height_m/(double)current_depth;
|
||||
}
|
||||
}else{
|
||||
return true;//indicates that the returned position is valid
|
||||
}
|
||||
}else{
|
||||
return false;
|
||||
}
|
||||
d_avg_latitude_d=d_latitude_d;
|
||||
d_avg_longitude_d=d_longitude_d;
|
||||
d_avg_height_m=d_height_m;
|
||||
return false;//indicates that the returned position is not valid yet
|
||||
// output the average, although it will not have the full historic available
|
||||
// d_avg_latitude_d=0;
|
||||
// d_avg_longitude_d=0;
|
||||
// d_avg_height_m=0;
|
||||
// for (unsigned int i=0;i<d_hist_longitude_d.size();i++)
|
||||
// {
|
||||
// d_avg_latitude_d=d_avg_latitude_d+d_hist_latitude_d.at(i);
|
||||
// d_avg_longitude_d=d_avg_longitude_d+d_hist_longitude_d.at(i);
|
||||
// d_avg_height_m=d_avg_height_m+d_hist_height_m.at(i);
|
||||
// }
|
||||
// d_avg_latitude_d=d_avg_latitude_d/(double)current_depth;
|
||||
// d_avg_longitude_d=d_avg_longitude_d/(double)current_depth;
|
||||
// d_avg_height_m=d_avg_height_m/(double)current_depth;
|
||||
}
|
||||
}else{
|
||||
return true;//indicates that the returned position is valid
|
||||
}
|
||||
}else{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
void gps_l1_ca_ls_pvt::cart2geo(double X, double Y, double Z, int elipsoid_selection)
|
||||
{
|
||||
|
@ -376,16 +375,16 @@ void gps_l1_ca_ls_pvt::cart2geo(double X, double Y, double Z, int elipsoid_selec
|
|||
double N;
|
||||
int iterations = 0;
|
||||
do{
|
||||
oldh = h;
|
||||
N = c/sqrt(1+ex2*(cos(phi)*cos(phi)));
|
||||
phi = atan(Z/((sqrt(X*X+Y*Y)*(1-(2-f[elipsoid_selection])*f[elipsoid_selection]*N/(N+h)))));
|
||||
h = sqrt(X*X+Y*Y)/cos(phi)-N;
|
||||
iterations = iterations + 1;
|
||||
if (iterations > 100)
|
||||
{
|
||||
std::cout<<"Failed to approximate h with desired precision. h-oldh= "<<h-oldh<<std::endl;
|
||||
break;
|
||||
}
|
||||
oldh = h;
|
||||
N = c/sqrt(1+ex2*(cos(phi)*cos(phi)));
|
||||
phi = atan(Z/((sqrt(X*X+Y*Y)*(1-(2-f[elipsoid_selection])*f[elipsoid_selection]*N/(N+h)))));
|
||||
h = sqrt(X*X+Y*Y)/cos(phi)-N;
|
||||
iterations = iterations + 1;
|
||||
if (iterations > 100)
|
||||
{
|
||||
std::cout<<"Failed to approximate h with desired precision. h-oldh= "<<h-oldh<<std::endl;
|
||||
break;
|
||||
}
|
||||
}while (abs(h-oldh) > 1.0e-12);
|
||||
d_latitude_d = phi*180.0/GPS_PI;
|
||||
d_longitude_d = lambda*180/GPS_PI;
|
||||
|
@ -394,7 +393,7 @@ void gps_l1_ca_ls_pvt::cart2geo(double X, double Y, double Z, int elipsoid_selec
|
|||
|
||||
//void gps_l1_ca_ls_pvt::topocent(traveltime, X_sat)
|
||||
//{
|
||||
/*
|
||||
/*
|
||||
%function [Az, El, D] = topocent(X, dx)
|
||||
%TOPOCENT Transformation of vector dx into topocentric coordinate
|
||||
% system with origin at X.
|
||||
|
@ -446,5 +445,5 @@ end
|
|||
|
||||
D = sqrt(dx(1)^2 + dx(2)^2 + dx(3)^2);
|
||||
%%%%%%%%% end topocent.m %%%%%%%%%
|
||||
*/
|
||||
*/
|
||||
//}
|
||||
|
|
|
@ -1,7 +1,7 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_ls_pvt.h
|
||||
* \brief Least Squares Position, Velocity, and Time (PVT) solver, based on
|
||||
* K.Borre Matlab receiver.
|
||||
* \brief Interface of a Least Squares Position, Velocity, and Time (PVT)
|
||||
* solver, based on K.Borre's Matlab receiver.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file kml_printer.cc
|
||||
* \brief Prints PVT information to a GoogleEarth kml file
|
||||
* \brief Implementation of a class that prints PVT information to a kml file
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
*
|
||||
|
@ -32,95 +32,92 @@
|
|||
#include "kml_printer.h"
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include <time.h>
|
||||
|
||||
bool kml_printer::set_headers(std::string filename)
|
||||
{
|
||||
time_t rawtime;
|
||||
struct tm * timeinfo;
|
||||
time_t rawtime;
|
||||
struct tm * timeinfo;
|
||||
|
||||
time ( &rawtime );
|
||||
timeinfo = localtime ( &rawtime );
|
||||
time ( &rawtime );
|
||||
timeinfo = localtime ( &rawtime );
|
||||
|
||||
kml_file.open(filename.c_str());
|
||||
if (kml_file.is_open())
|
||||
kml_file.open(filename.c_str());
|
||||
if (kml_file.is_open())
|
||||
{
|
||||
DLOG(INFO)<<"KML printer writting on "<<filename.c_str();
|
||||
kml_file<<"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
|
||||
<<"<kml xmlns=\"http://www.opengis.net/kml/2.2\">\r\n"
|
||||
<<" <Document>\r\n"
|
||||
<<" <name>GNSS Track</name>\r\n"
|
||||
<<" <description>GNSS-SDR Receiver position log file created at "<<asctime (timeinfo)
|
||||
<<" </description>\r\n"
|
||||
<<"<Style id=\"yellowLineGreenPoly\">\r\n"
|
||||
<<" <LineStyle>\r\n"
|
||||
<<" <color>7f00ffff</color>\r\n"
|
||||
<<" <width>1</width>\r\n"
|
||||
<<" </LineStyle>\r\n"
|
||||
<<"<PolyStyle>\r\n"
|
||||
<<" <color>7f00ff00</color>\r\n"
|
||||
<<"</PolyStyle>\r\n"
|
||||
<<"</Style>\r\n"
|
||||
<<"<Placemark>\r\n"
|
||||
<<"<name>GNSS-SDR PVT</name>\r\n"
|
||||
<<"<description>GNSS-SDR position log</description>\r\n"
|
||||
<<"<styleUrl>#yellowLineGreenPoly</styleUrl>\r\n"
|
||||
<<"<LineString>\r\n"
|
||||
<<"<extrude>0</extrude>\r\n"
|
||||
<<"<tessellate>1</tessellate>\r\n"
|
||||
<<"<altitudeMode>absolute</altitudeMode>\r\n"
|
||||
<<"<coordinates>\r\n";
|
||||
return true;
|
||||
DLOG(INFO)<<"KML printer writting on "<<filename.c_str();
|
||||
kml_file<<"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"
|
||||
<<"<kml xmlns=\"http://www.opengis.net/kml/2.2\">\r\n"
|
||||
<<" <Document>\r\n"
|
||||
<<" <name>GNSS Track</name>\r\n"
|
||||
<<" <description>GNSS-SDR Receiver position log file created at "<<asctime (timeinfo)
|
||||
<<" </description>\r\n"
|
||||
<<"<Style id=\"yellowLineGreenPoly\">\r\n"
|
||||
<<" <LineStyle>\r\n"
|
||||
<<" <color>7f00ffff</color>\r\n"
|
||||
<<" <width>1</width>\r\n"
|
||||
<<" </LineStyle>\r\n"
|
||||
<<"<PolyStyle>\r\n"
|
||||
<<" <color>7f00ff00</color>\r\n"
|
||||
<<"</PolyStyle>\r\n"
|
||||
<<"</Style>\r\n"
|
||||
<<"<Placemark>\r\n"
|
||||
<<"<name>GNSS-SDR PVT</name>\r\n"
|
||||
<<"<description>GNSS-SDR position log</description>\r\n"
|
||||
<<"<styleUrl>#yellowLineGreenPoly</styleUrl>\r\n"
|
||||
<<"<LineString>\r\n"
|
||||
<<"<extrude>0</extrude>\r\n"
|
||||
<<"<tessellate>1</tessellate>\r\n"
|
||||
<<"<altitudeMode>absolute</altitudeMode>\r\n"
|
||||
<<"<coordinates>\r\n";
|
||||
return true;
|
||||
}else{
|
||||
return false;
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool kml_printer::print_position(gps_l1_ca_ls_pvt* position,bool print_average_values)
|
||||
{
|
||||
double latitude;
|
||||
double longitude;
|
||||
double height;
|
||||
if (print_average_values==false)
|
||||
{
|
||||
latitude=position->d_latitude_d;
|
||||
longitude=position->d_longitude_d;
|
||||
height=position->d_height_m;
|
||||
}else{
|
||||
latitude=position->d_avg_latitude_d;
|
||||
longitude=position->d_avg_longitude_d;
|
||||
height=position->d_avg_height_m;
|
||||
}
|
||||
double latitude;
|
||||
double longitude;
|
||||
double height;
|
||||
if (print_average_values==false)
|
||||
{
|
||||
latitude=position->d_latitude_d;
|
||||
longitude=position->d_longitude_d;
|
||||
height=position->d_height_m;
|
||||
}else{
|
||||
latitude=position->d_avg_latitude_d;
|
||||
longitude=position->d_avg_longitude_d;
|
||||
height=position->d_avg_height_m;
|
||||
}
|
||||
if (kml_file.is_open())
|
||||
{
|
||||
kml_file<<longitude<<","<<latitude<<","<<height<<"\r\n";
|
||||
return true;
|
||||
}else
|
||||
{
|
||||
return false;
|
||||
}
|
||||
{
|
||||
kml_file<<longitude<<","<<latitude<<","<<height<<"\r\n";
|
||||
return true;
|
||||
}else
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
bool kml_printer::close_file()
|
||||
{
|
||||
if (kml_file.is_open())
|
||||
{
|
||||
kml_file<<"</coordinates>\r\n"
|
||||
<<"</LineString>\r\n"
|
||||
<<"</Placemark>\r\n"
|
||||
<<"</Document>\r\n"
|
||||
<<"</kml>";
|
||||
kml_file.close();
|
||||
return true;
|
||||
}else{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
kml_printer::kml_printer ()
|
||||
{
|
||||
{
|
||||
kml_file<<"</coordinates>\r\n"
|
||||
<<"</LineString>\r\n"
|
||||
<<"</Placemark>\r\n"
|
||||
<<"</Document>\r\n"
|
||||
<<"</kml>";
|
||||
kml_file.close();
|
||||
return true;
|
||||
}else{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
kml_printer::~kml_printer ()
|
||||
{
|
||||
}
|
||||
kml_printer::kml_printer () {}
|
||||
|
||||
kml_printer::~kml_printer () {}
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file kml_printer.h
|
||||
* \brief Prints PVT information to a GoogleEarth kml file
|
||||
* \brief Interface of a class that prints PVT information to a kml file
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
*
|
||||
|
|
|
@ -1,6 +1,8 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_gps_sdr_acquisition.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of an adapter of an acquisition module based
|
||||
* on the method in Gregory Heckler's GPS-SDR (see http://github.com/gps-sdr/gps-sdr)
|
||||
* to an AcquisitionInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
@ -32,19 +34,17 @@
|
|||
#include "gps_l1_ca_gps_sdr_acquisition.h"
|
||||
#include "GPS_L1_CA.h"
|
||||
#include "configuration_interface.h"
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
#include <gnuradio/gr_stream_to_vector.h>
|
||||
#include <gnuradio/gr_vector_to_stream.h>
|
||||
#include <gnuradio/gr_complex_to_interleaved_short.h>
|
||||
#include <gnuradio/gr_interleaved_short_to_complex.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
using google::LogMessage;
|
||||
|
||||
//! Constructor
|
||||
// Constructor
|
||||
GpsL1CaGpsSdrAcquisition::GpsL1CaGpsSdrAcquisition(
|
||||
ConfigurationInterface* configuration, std::string role,
|
||||
unsigned int in_streams, unsigned int out_streams,
|
||||
|
@ -108,11 +108,11 @@ GpsL1CaGpsSdrAcquisition::GpsL1CaGpsSdrAcquisition(
|
|||
|
||||
}
|
||||
|
||||
//! Destructor
|
||||
// Destructor
|
||||
GpsL1CaGpsSdrAcquisition::~GpsL1CaGpsSdrAcquisition()
|
||||
{}
|
||||
|
||||
//! Set satellite
|
||||
// Set satellite
|
||||
void GpsL1CaGpsSdrAcquisition::set_satellite(unsigned int satellite)
|
||||
{
|
||||
satellite_ = satellite;
|
||||
|
@ -128,7 +128,7 @@ void GpsL1CaGpsSdrAcquisition::set_satellite(unsigned int satellite)
|
|||
}
|
||||
|
||||
|
||||
//! Set channel
|
||||
// Set channel
|
||||
void GpsL1CaGpsSdrAcquisition::set_channel(unsigned int channel)
|
||||
{
|
||||
channel_ = channel;
|
||||
|
@ -143,7 +143,7 @@ void GpsL1CaGpsSdrAcquisition::set_channel(unsigned int channel)
|
|||
}
|
||||
}
|
||||
|
||||
//! Set acquisition threshold
|
||||
// Set acquisition threshold
|
||||
void GpsL1CaGpsSdrAcquisition::set_threshold(float threshold)
|
||||
{
|
||||
threshold_ = threshold;
|
||||
|
@ -158,7 +158,7 @@ void GpsL1CaGpsSdrAcquisition::set_threshold(float threshold)
|
|||
}
|
||||
}
|
||||
|
||||
//! Set maximum Doppler shift
|
||||
// Set maximum Doppler shift
|
||||
void GpsL1CaGpsSdrAcquisition::set_doppler_max(unsigned int doppler_max)
|
||||
{
|
||||
doppler_max_ = doppler_max;
|
||||
|
@ -173,7 +173,7 @@ void GpsL1CaGpsSdrAcquisition::set_doppler_max(unsigned int doppler_max)
|
|||
}
|
||||
}
|
||||
|
||||
//! Set Channel Queue
|
||||
// Set Channel Queue
|
||||
void GpsL1CaGpsSdrAcquisition::set_channel_queue(
|
||||
concurrent_queue<int> *channel_internal_queue)
|
||||
{
|
||||
|
|
|
@ -1,6 +1,8 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_gps_sdr_acquisition.h
|
||||
* \brief Brief description of the file here
|
||||
* \brief Interface of an adapter of an acquisition module based
|
||||
* on the method in Gregory Heckler's GPS-SDR (see http://github.com/gps-sdr/gps-sdr)
|
||||
* to an AcquisitionInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
|
|
@ -1,11 +1,9 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_pcps_acquisition.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Adapts a PCPS acquisition block for GPS L1 C/A to an AcquisitionInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -40,7 +38,6 @@
|
|||
#include <gnuradio/gr_vector_to_stream.h>
|
||||
#include <gnuradio/gr_complex_to_interleaved_short.h>
|
||||
#include <gnuradio/gr_interleaved_short_to_complex.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_pcps_acquisition.h
|
||||
* \brief Brief description of the file here
|
||||
* \brief Adapts a PCPS acquisition block to an AcquisitionInterface for GPS L1 C/A
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
|
|
@ -53,7 +53,7 @@ gps_l1_ca_pcps_make_acquisition_cc(unsigned int sampled_ms,
|
|||
gr_msg_queue_sptr queue, bool dump, std::string dump_filename);
|
||||
|
||||
/*!
|
||||
* \brief This class implements a PCPS acquisition block
|
||||
* \brief This class implements a PCPS acquisition block for GPS L1 C/A
|
||||
*/
|
||||
class gps_l1_ca_pcps_acquisition_cc: public gr_block
|
||||
{
|
||||
|
@ -130,22 +130,27 @@ public:
|
|||
}
|
||||
|
||||
void set_satellite(unsigned int satellite);
|
||||
|
||||
void set_active(bool active)
|
||||
{
|
||||
d_active = active;
|
||||
}
|
||||
|
||||
void set_channel(unsigned int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
}
|
||||
|
||||
void set_threshold(float threshold)
|
||||
{
|
||||
d_threshold = threshold;
|
||||
}
|
||||
|
||||
void set_doppler_max(unsigned int doppler_max)
|
||||
{
|
||||
d_doppler_max = doppler_max;
|
||||
}
|
||||
|
||||
void set_doppler_step(unsigned int doppler_step)
|
||||
{
|
||||
d_doppler_step = doppler_step;
|
||||
|
|
|
@ -56,9 +56,9 @@ gps_l1_ca_tong_pcps_acquisition_cc::gps_l1_ca_tong_pcps_acquisition_cc(
|
|||
unsigned int sampled_ms, unsigned int doppler_max, long freq,
|
||||
long fs_in, int samples_per_ms, gr_msg_queue_sptr queue, bool dump,
|
||||
std::string dump_filename) :
|
||||
gr_block("gps_l1_ca_tong_pcps_acquisition_cc", gr_make_io_signature(1, 1,
|
||||
sizeof(gr_complex) * samples_per_ms), gr_make_io_signature(0, 0,
|
||||
sizeof(gr_complex) * samples_per_ms))
|
||||
gr_block("gps_l1_ca_tong_pcps_acquisition_cc", gr_make_io_signature(1, 1,
|
||||
sizeof(gr_complex) * samples_per_ms), gr_make_io_signature(0, 0,
|
||||
sizeof(gr_complex) * samples_per_ms))
|
||||
{
|
||||
|
||||
// SAMPLE COUNTER
|
||||
|
@ -130,9 +130,9 @@ gps_l1_ca_tong_pcps_acquisition_cc::~gps_l1_ca_tong_pcps_acquisition_cc()
|
|||
delete d_ifft;
|
||||
|
||||
if (d_dump)
|
||||
{
|
||||
d_dump_file.close();
|
||||
}
|
||||
{
|
||||
d_dump_file.close();
|
||||
}
|
||||
}
|
||||
|
||||
void gps_l1_ca_tong_pcps_acquisition_cc::set_satellite(unsigned int satellite)
|
||||
|
@ -151,11 +151,11 @@ void gps_l1_ca_tong_pcps_acquisition_cc::set_satellite(unsigned int satellite)
|
|||
//Conjugate the local code
|
||||
//! \TODO Optimize it ! Try conj() or Armadillo
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_fft_codes[i] = std::complex<float>(
|
||||
d_fft_if->get_outbuf()[i].real(),
|
||||
-d_fft_if->get_outbuf()[i].imag());
|
||||
}
|
||||
{
|
||||
d_fft_codes[i] = std::complex<float>(
|
||||
d_fft_if->get_outbuf()[i].real(),
|
||||
-d_fft_if->get_outbuf()[i].imag());
|
||||
}
|
||||
}
|
||||
signed int gps_l1_ca_tong_pcps_acquisition_cc::prn_code_phase()
|
||||
{
|
||||
|
@ -168,170 +168,170 @@ int gps_l1_ca_tong_pcps_acquisition_cc::general_work(int noutput_items,
|
|||
{
|
||||
|
||||
if (!d_active)
|
||||
{
|
||||
// sample counter
|
||||
d_sample_counter += d_samples * noutput_items;
|
||||
consume_each(noutput_items);
|
||||
}
|
||||
{
|
||||
// sample counter
|
||||
d_sample_counter += d_samples * noutput_items;
|
||||
consume_each(noutput_items);
|
||||
}
|
||||
else
|
||||
{
|
||||
d_sample_counter += d_samples;
|
||||
|
||||
// initialize acquisition algorithm
|
||||
|
||||
bool positive_acquisition = false;
|
||||
int acquisition_message = -1; //0=STOP_CHANNEL 1=ACQ_SUCCEES 2=ACQ_FAIL
|
||||
|
||||
//float noise_envelope = 0.0;
|
||||
float vt = 20000;
|
||||
//float peak = 0.0;
|
||||
float magt = 0.0;
|
||||
unsigned int max_freq_step = 2 * (unsigned int)(d_doppler_max
|
||||
/ d_doppler_step);
|
||||
unsigned int indext = 0;
|
||||
|
||||
// Get the input samples pointer
|
||||
const gr_complex *in = (const gr_complex *)input_items[0];
|
||||
|
||||
// aux vars
|
||||
std::stringstream filename;
|
||||
//unsigned int consume_items = 1;
|
||||
|
||||
// complex file write
|
||||
// std::streamsize n = 2 * sizeof(float) * (d_samples);
|
||||
|
||||
// 1 - Compute the input noise envelope estimation and the threshold vt
|
||||
|
||||
// sine_gen_complex( d_if_sin, d_freq + doppler, d_fs_in, d_samples );
|
||||
//
|
||||
// noise_envelope = calculate_envelope( in, d_aux_ca_code, d_if_sin );
|
||||
// vt = noise_envelope * sqrt( -2 * log( d_pfa ) );
|
||||
|
||||
|
||||
// 1- Compute the input signal power estimation
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_noise_power += std::abs(in[i]);
|
||||
}
|
||||
d_noise_power = sqrt(d_noise_power / (float)d_samples);
|
||||
d_sample_counter += d_samples;
|
||||
|
||||
//2. Perform the carrier wipe-off
|
||||
sine_gen_complex(d_if_sin, d_freq + d_doppler, d_fs_in, d_samples);
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_fft_if->get_inbuf()[i] = in[i] * d_if_sin[i];
|
||||
}
|
||||
// initialize acquisition algorithm
|
||||
|
||||
//3- Perform the FFT-based circular convolution (parallel time search)
|
||||
d_fft_if->execute();
|
||||
bool positive_acquisition = false;
|
||||
int acquisition_message = -1; //0=STOP_CHANNEL 1=ACQ_SUCCEES 2=ACQ_FAIL
|
||||
|
||||
//TODO Optimize me: use Armadillo!
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_ifft->get_inbuf()[i] = d_fft_if->get_outbuf()[i]
|
||||
* d_fft_codes[i];
|
||||
}
|
||||
//float noise_envelope = 0.0;
|
||||
float vt = 20000;
|
||||
//float peak = 0.0;
|
||||
float magt = 0.0;
|
||||
unsigned int max_freq_step = 2 * (unsigned int)(d_doppler_max
|
||||
/ d_doppler_step);
|
||||
unsigned int indext = 0;
|
||||
|
||||
d_ifft->execute();
|
||||
// Get the input samples pointer
|
||||
const gr_complex *in = (const gr_complex *)input_items[0];
|
||||
|
||||
x86_gr_complex_mag(d_ifft->get_outbuf(), d_samples); // d_ifft->get_outbuf()=|abs(·)|^2 and the array is converted from CPX->Float
|
||||
x86_float_max((float*)d_ifft->get_outbuf(), &d_indext, &magt,
|
||||
d_samples); // find max of |abs(·)|^2 -> index and magt
|
||||
magt = sqrt(magt) / (float)d_samples;
|
||||
d_test_statistics = magt / d_noise_power;
|
||||
// aux vars
|
||||
std::stringstream filename;
|
||||
//unsigned int consume_items = 1;
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Channel: " << d_channel
|
||||
<< ", doing Tong PCSS acquisition of satellite: "
|
||||
<< d_satellite << ", sample stamp: " << d_sample_counter
|
||||
<< ", bin_freq " << d_doppler << ", doppler_max: "
|
||||
<< d_doppler_max << ", K " << d_K << ", sigma: "
|
||||
<< d_noise_power << ", mag: " << d_test_statistics
|
||||
<< ", vt: " << vt;
|
||||
// complex file write
|
||||
// std::streamsize n = 2 * sizeof(float) * (d_samples);
|
||||
|
||||
if ((d_test_statistics > vt) && (indext = d_indext))
|
||||
{
|
||||
d_K++;
|
||||
if (d_K == d_A)
|
||||
{
|
||||
d_code_phase = d_indext;
|
||||
positive_acquisition = true;
|
||||
d_doppler_freq = d_doppler;
|
||||
d_acq_sample_stamp = d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "positive acquisition";
|
||||
LOG_AT_LEVEL(INFO) << "satellite " << d_satellite;
|
||||
LOG_AT_LEVEL(INFO) << "sample_stamp " << d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics value "
|
||||
<< d_test_statistics;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics threshold " << vt;
|
||||
LOG_AT_LEVEL(INFO) << "code phase " << d_code_phase;
|
||||
LOG_AT_LEVEL(INFO) << "doppler " << d_doppler_freq;
|
||||
LOG_AT_LEVEL(INFO) << "magnitude " << magt;
|
||||
LOG_AT_LEVEL(INFO) << "input signal power " << d_noise_power;
|
||||
d_dwells = 0;
|
||||
d_active = false;
|
||||
}
|
||||
else d_dwells++;
|
||||
}
|
||||
else
|
||||
{
|
||||
d_K--;
|
||||
if ((d_K == 0) || (d_dwells > d_max_dwells))
|
||||
{
|
||||
d_K = d_B;
|
||||
d_dwells = 0;
|
||||
d_fbins++;
|
||||
if (d_fbins > max_freq_step)
|
||||
// 1 - Compute the input noise envelope estimation and the threshold vt
|
||||
|
||||
// sine_gen_complex( d_if_sin, d_freq + doppler, d_fs_in, d_samples );
|
||||
//
|
||||
// noise_envelope = calculate_envelope( in, d_aux_ca_code, d_if_sin );
|
||||
// vt = noise_envelope * sqrt( -2 * log( d_pfa ) );
|
||||
|
||||
|
||||
// 1- Compute the input signal power estimation
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_fbins = 0;
|
||||
LOG_AT_LEVEL(INFO) << "negative acquisition";
|
||||
LOG_AT_LEVEL(INFO) << "satellite " << d_satellite;
|
||||
LOG_AT_LEVEL(INFO) << "sample_stamp" << d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics value "
|
||||
<< d_test_statistics;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics threshold " << vt;
|
||||
LOG_AT_LEVEL(INFO) << "input signal power "
|
||||
<< d_noise_power;
|
||||
d_active = false;
|
||||
d_noise_power += std::abs(in[i]);
|
||||
}
|
||||
else
|
||||
d_noise_power = sqrt(d_noise_power / (float)d_samples);
|
||||
|
||||
//2. Perform the carrier wipe-off
|
||||
sine_gen_complex(d_if_sin, d_freq + d_doppler, d_fs_in, d_samples);
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_doppler = d_doppler + pow(-1, d_fbins + 1) * d_fbins
|
||||
* d_doppler_step;
|
||||
d_fft_if->get_inbuf()[i] = in[i] * d_if_sin[i];
|
||||
}
|
||||
}
|
||||
else d_dwells++;
|
||||
}
|
||||
|
||||
// Record results to files
|
||||
// if( d_dump )
|
||||
// {
|
||||
// filename.str( "" );
|
||||
// filename << "./data/fft_" << doppler << "_.dat";
|
||||
// std::cout << filename.str().c_str();
|
||||
// std::cout << ".\n";
|
||||
// d_dump_file.open( filename.str().c_str(), std::ios::out
|
||||
// | std::ios::binary );
|
||||
// d_dump_file.write( (char*) d_ifft->get_outbuf(), n ); //write directly |abs(·)|^2 in this Doppler bin
|
||||
// d_dump_file.close();
|
||||
// }
|
||||
//3- Perform the FFT-based circular convolution (parallel time search)
|
||||
d_fft_if->execute();
|
||||
|
||||
//TODO Optimize me: use Armadillo!
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
d_ifft->get_inbuf()[i] = d_fft_if->get_outbuf()[i]
|
||||
* d_fft_codes[i];
|
||||
}
|
||||
|
||||
if (d_active == false)
|
||||
{
|
||||
if (positive_acquisition)
|
||||
{
|
||||
acquisition_message = 1;
|
||||
}
|
||||
d_ifft->execute();
|
||||
|
||||
x86_gr_complex_mag(d_ifft->get_outbuf(), d_samples); // d_ifft->get_outbuf()=|abs(·)|^2 and the array is converted from CPX->Float
|
||||
x86_float_max((float*)d_ifft->get_outbuf(), &d_indext, &magt,
|
||||
d_samples); // find max of |abs(·)|^2 -> index and magt
|
||||
magt = sqrt(magt) / (float)d_samples;
|
||||
d_test_statistics = magt / d_noise_power;
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Channel: " << d_channel
|
||||
<< ", doing Tong PCSS acquisition of satellite: "
|
||||
<< d_satellite << ", sample stamp: " << d_sample_counter
|
||||
<< ", bin_freq " << d_doppler << ", doppler_max: "
|
||||
<< d_doppler_max << ", K " << d_K << ", sigma: "
|
||||
<< d_noise_power << ", mag: " << d_test_statistics
|
||||
<< ", vt: " << vt;
|
||||
|
||||
if ((d_test_statistics > vt) && (indext = d_indext))
|
||||
{
|
||||
d_K++;
|
||||
if (d_K == d_A)
|
||||
{
|
||||
d_code_phase = d_indext;
|
||||
positive_acquisition = true;
|
||||
d_doppler_freq = d_doppler;
|
||||
d_acq_sample_stamp = d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "positive acquisition";
|
||||
LOG_AT_LEVEL(INFO) << "satellite " << d_satellite;
|
||||
LOG_AT_LEVEL(INFO) << "sample_stamp " << d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics value "
|
||||
<< d_test_statistics;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics threshold " << vt;
|
||||
LOG_AT_LEVEL(INFO) << "code phase " << d_code_phase;
|
||||
LOG_AT_LEVEL(INFO) << "doppler " << d_doppler_freq;
|
||||
LOG_AT_LEVEL(INFO) << "magnitude " << magt;
|
||||
LOG_AT_LEVEL(INFO) << "input signal power " << d_noise_power;
|
||||
d_dwells = 0;
|
||||
d_active = false;
|
||||
}
|
||||
else d_dwells++;
|
||||
}
|
||||
else
|
||||
{
|
||||
acquisition_message = 2;
|
||||
}
|
||||
{
|
||||
d_K--;
|
||||
if ((d_K == 0) || (d_dwells > d_max_dwells))
|
||||
{
|
||||
d_K = d_B;
|
||||
d_dwells = 0;
|
||||
d_fbins++;
|
||||
if (d_fbins > max_freq_step)
|
||||
{
|
||||
d_fbins = 0;
|
||||
LOG_AT_LEVEL(INFO) << "negative acquisition";
|
||||
LOG_AT_LEVEL(INFO) << "satellite " << d_satellite;
|
||||
LOG_AT_LEVEL(INFO) << "sample_stamp" << d_sample_counter;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics value "
|
||||
<< d_test_statistics;
|
||||
LOG_AT_LEVEL(INFO) << "test statistics threshold " << vt;
|
||||
LOG_AT_LEVEL(INFO) << "input signal power "
|
||||
<< d_noise_power;
|
||||
d_active = false;
|
||||
}
|
||||
else
|
||||
{
|
||||
d_doppler = d_doppler + pow(-1, d_fbins + 1) * d_fbins
|
||||
* d_doppler_step;
|
||||
}
|
||||
}
|
||||
else d_dwells++;
|
||||
}
|
||||
|
||||
d_channel_internal_queue->push(acquisition_message);
|
||||
// Record results to files
|
||||
// if( d_dump )
|
||||
// {
|
||||
// filename.str( "" );
|
||||
// filename << "./data/fft_" << doppler << "_.dat";
|
||||
// std::cout << filename.str().c_str();
|
||||
// std::cout << ".\n";
|
||||
// d_dump_file.open( filename.str().c_str(), std::ios::out
|
||||
// | std::ios::binary );
|
||||
// d_dump_file.write( (char*) d_ifft->get_outbuf(), n ); //write directly |abs(·)|^2 in this Doppler bin
|
||||
// d_dump_file.close();
|
||||
// }
|
||||
|
||||
|
||||
if (d_active == false)
|
||||
{
|
||||
if (positive_acquisition)
|
||||
{
|
||||
acquisition_message = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
acquisition_message = 2;
|
||||
}
|
||||
|
||||
d_channel_internal_queue->push(acquisition_message);
|
||||
}
|
||||
|
||||
consume_each(1);
|
||||
}
|
||||
|
||||
consume_each(1);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
@ -344,10 +344,10 @@ float gps_l1_ca_tong_pcps_acquisition_cc::calculate_envelope(
|
|||
//std::cout << "tmp_cpx " << tmp_cpx << std::endl;
|
||||
|
||||
for (unsigned int i = 0; i < d_samples; i++)
|
||||
{
|
||||
tmp_cpx = tmp_cpx + _input_signal[i] * _local_code[i]
|
||||
* _local_if_sin[i];
|
||||
}
|
||||
{
|
||||
tmp_cpx = tmp_cpx + _input_signal[i] * _local_code[i]
|
||||
* _local_if_sin[i];
|
||||
}
|
||||
//std::cout << "tmp_cpx " << tmp_cpx << std::endl;
|
||||
|
||||
mag = abs(tmp_cpx);
|
||||
|
|
|
@ -44,10 +44,12 @@
|
|||
#include "concurrent_queue.h"
|
||||
|
||||
class gps_l1_ca_tong_pcps_acquisition_cc;
|
||||
|
||||
typedef boost::shared_ptr<gps_l1_ca_tong_pcps_acquisition_cc>
|
||||
gps_l1_ca_tong_pcps_acquisition_cc_sptr;
|
||||
gps_l1_ca_tong_pcps_acquisition_cc_sptr;
|
||||
|
||||
gps_l1_ca_tong_pcps_acquisition_cc_sptr
|
||||
gps_l1_ca_tong_pcps_make_acquisition_cc(unsigned int sampled_ms,
|
||||
gps_l1_ca_tong_pcps_make_acquisition_cc(unsigned int sampled_ms,
|
||||
unsigned int doppler_max, long freq, long fs_in, int samples_per_ms,
|
||||
gr_msg_queue_sptr queue, bool dump, std::string dump_filename);
|
||||
|
||||
|
|
|
@ -4,8 +4,6 @@
|
|||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -32,34 +30,30 @@
|
|||
*/
|
||||
|
||||
#include "channel.h"
|
||||
|
||||
#include "acquisition_interface.h"
|
||||
#include "tracking_interface.h"
|
||||
#include "telemetry_decoder_interface.h"
|
||||
#include "configuration_interface.h"
|
||||
#include "gnss_flowgraph.h"
|
||||
|
||||
#include <iostream>
|
||||
#include <sstream>
|
||||
#include <boost/lexical_cast.hpp>
|
||||
#include <boost/thread/thread.hpp>
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
#include <gnuradio/gr_message.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
using google::LogMessage;
|
||||
|
||||
//! Constructor
|
||||
// Constructor
|
||||
Channel::Channel(ConfigurationInterface *configuration, unsigned int channel,
|
||||
GNSSBlockInterface *pass_through, AcquisitionInterface *acq,
|
||||
TrackingInterface *trk, TelemetryDecoderInterface *nav,
|
||||
std::string role, std::string implementation, gr_msg_queue_sptr queue) :
|
||||
pass_through_(pass_through), acq_(acq), trk_(trk), nav_(nav),
|
||||
role_(role), implementation_(implementation), channel_(channel),
|
||||
queue_(queue)
|
||||
pass_through_(pass_through), acq_(acq), trk_(trk), nav_(nav),
|
||||
role_(role), implementation_(implementation), channel_(channel),
|
||||
queue_(queue)
|
||||
|
||||
{
|
||||
stop_ = false;
|
||||
|
@ -95,7 +89,7 @@ Channel::Channel(ConfigurationInterface *configuration, unsigned int channel,
|
|||
}
|
||||
|
||||
|
||||
//! Destructor
|
||||
// Destructor
|
||||
Channel::~Channel()
|
||||
{
|
||||
|
||||
|
@ -109,10 +103,10 @@ void Channel::connect(gr_top_block_sptr top_block)
|
|||
{
|
||||
|
||||
if (connected_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "channel already connected internally";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "channel already connected internally";
|
||||
return;
|
||||
}
|
||||
|
||||
pass_through_->connect(top_block);
|
||||
acq_->connect(top_block);
|
||||
|
@ -140,10 +134,10 @@ void Channel::disconnect(gr_top_block_sptr top_block)
|
|||
{
|
||||
|
||||
if (!connected_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Channel already disconnected internally";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Channel already disconnected internally";
|
||||
return;
|
||||
}
|
||||
|
||||
top_block->disconnect(acq_->get_right_block(), 0, trk_->get_left_block(),
|
||||
0);
|
||||
|
@ -190,15 +184,15 @@ void Channel::run()
|
|||
{
|
||||
start_acquisition();
|
||||
while (!stop_)
|
||||
{
|
||||
channel_internal_queue_.wait_and_pop(message_);
|
||||
process_channel_messages();
|
||||
}
|
||||
{
|
||||
channel_internal_queue_.wait_and_pop(message_);
|
||||
process_channel_messages();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
* \brief Set stop_ to true and blocks the calling thread until
|
||||
* Set stop_ to true and blocks the calling thread until
|
||||
* the thread of the constructor has completed
|
||||
*/
|
||||
void Channel::stop()
|
||||
|
@ -224,46 +218,46 @@ void Channel::process_channel_messages()
|
|||
{
|
||||
switch (message_)
|
||||
{
|
||||
case 0:
|
||||
case 0:
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Stop channel " << channel_;
|
||||
LOG_AT_LEVEL(INFO) << "Stop channel " << channel_;
|
||||
|
||||
break;
|
||||
break;
|
||||
|
||||
case 1:
|
||||
case 1:
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " ACQ SUCCESS satellite " << satellite_;
|
||||
channel_fsm_.Event_gps_valid_acquisition();
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " ACQ SUCCESS satellite " << satellite_;
|
||||
channel_fsm_.Event_gps_valid_acquisition();
|
||||
|
||||
break;
|
||||
break;
|
||||
|
||||
case 2:
|
||||
case 2:
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " ACQ FAILED satellite " << satellite_;
|
||||
if (repeat_ == true)
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " ACQ FAILED satellite " << satellite_;
|
||||
if (repeat_ == true)
|
||||
{
|
||||
channel_fsm_.Event_gps_failed_acquisition_repeat();
|
||||
}
|
||||
else
|
||||
else
|
||||
{
|
||||
channel_fsm_.Event_gps_failed_acquisition_no_repeat();
|
||||
}
|
||||
break;
|
||||
break;
|
||||
|
||||
case 3:
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " TRACKING FAILED satellite " << satellite_
|
||||
<< ", reacquisition.";
|
||||
channel_fsm_.Event_gps_failed_tracking();
|
||||
case 3:
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << channel_
|
||||
<< " TRACKING FAILED satellite " << satellite_
|
||||
<< ", reacquisition.";
|
||||
channel_fsm_.Event_gps_failed_tracking();
|
||||
|
||||
break;
|
||||
break;
|
||||
|
||||
default:
|
||||
default:
|
||||
|
||||
LOG_AT_LEVEL(WARNING) << "Default case, invalid message.";
|
||||
break;
|
||||
LOG_AT_LEVEL(WARNING) << "Default case, invalid message.";
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file channel.h
|
||||
* \brief This class represents a GNSS channel.
|
||||
* \brief Interface of a GNSS channel.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
@ -88,6 +88,11 @@ public:
|
|||
void start_acquisition();
|
||||
void set_satellite(unsigned int satellite);
|
||||
void start();
|
||||
|
||||
/*!
|
||||
* \brief Set stop_ to true and blocks the calling thread until
|
||||
* the thread of the constructor has completed
|
||||
*/
|
||||
void stop();
|
||||
|
||||
private:
|
||||
|
|
|
@ -1,10 +1,8 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_channel_fsm.cc
|
||||
* \briefState Machine for channel using boost::statechart
|
||||
* \brief Implementation of a State Machine for channel using boost::statechart
|
||||
* \author Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -33,32 +31,31 @@
|
|||
#include "gps_l1_ca_channel_fsm.h"
|
||||
#include "control_message_factory.h"
|
||||
#include "channel.h"
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
struct Ev_gps_channel_start_acquisition: sc::event<
|
||||
Ev_gps_channel_start_acquisition>
|
||||
Ev_gps_channel_start_acquisition>
|
||||
{};
|
||||
|
||||
struct Ev_gps_channel_valid_acquisition: sc::event<
|
||||
Ev_gps_channel_valid_acquisition>
|
||||
Ev_gps_channel_valid_acquisition>
|
||||
{};
|
||||
|
||||
struct Ev_gps_channel_failed_acquisition_repeat: sc::event<
|
||||
Ev_gps_channel_failed_acquisition_repeat>
|
||||
Ev_gps_channel_failed_acquisition_repeat>
|
||||
{};
|
||||
|
||||
struct Ev_gps_channel_failed_acquisition_no_repeat: sc::event<
|
||||
Ev_gps_channel_failed_acquisition_no_repeat>
|
||||
Ev_gps_channel_failed_acquisition_no_repeat>
|
||||
{};
|
||||
|
||||
struct Ev_gps_channel_failed_tracking: sc::event<
|
||||
Ev_gps_channel_failed_tracking>
|
||||
Ev_gps_channel_failed_tracking>
|
||||
{};
|
||||
|
||||
struct gps_channel_idle_fsm_S0: public sc::state<gps_channel_idle_fsm_S0,
|
||||
GpsL1CaChannelFsm>
|
||||
GpsL1CaChannelFsm>
|
||||
{
|
||||
public:
|
||||
// sc::transition(event, next state)
|
||||
|
@ -72,7 +69,7 @@ public:
|
|||
};
|
||||
|
||||
struct gps_channel_acquiring_fsm_S1: public sc::state<
|
||||
gps_channel_acquiring_fsm_S1, GpsL1CaChannelFsm>
|
||||
gps_channel_acquiring_fsm_S1, GpsL1CaChannelFsm>
|
||||
{
|
||||
public:
|
||||
typedef mpl::list<sc::transition<
|
||||
|
@ -81,7 +78,7 @@ public:
|
|||
Ev_gps_channel_failed_acquisition_repeat,
|
||||
gps_channel_acquiring_fsm_S1>, sc::transition<
|
||||
Ev_gps_channel_valid_acquisition, gps_channel_tracking_fsm_S2> >
|
||||
reactions;
|
||||
reactions;
|
||||
|
||||
gps_channel_acquiring_fsm_S1(my_context ctx) :
|
||||
my_base(ctx)
|
||||
|
@ -92,7 +89,7 @@ public:
|
|||
};
|
||||
|
||||
struct gps_channel_tracking_fsm_S2: public sc::state<
|
||||
gps_channel_tracking_fsm_S2, GpsL1CaChannelFsm>
|
||||
gps_channel_tracking_fsm_S2, GpsL1CaChannelFsm>
|
||||
{
|
||||
public:
|
||||
typedef sc::transition<Ev_gps_channel_failed_tracking,
|
||||
|
@ -107,7 +104,7 @@ public:
|
|||
};
|
||||
|
||||
struct gps_channel_waiting_fsm_S3: public sc::state<
|
||||
gps_channel_waiting_fsm_S3, GpsL1CaChannelFsm>
|
||||
gps_channel_waiting_fsm_S3, GpsL1CaChannelFsm>
|
||||
{
|
||||
public:
|
||||
typedef sc::transition<Ev_gps_channel_start_acquisition,
|
||||
|
@ -127,7 +124,7 @@ GpsL1CaChannelFsm::GpsL1CaChannelFsm()
|
|||
}
|
||||
|
||||
GpsL1CaChannelFsm::GpsL1CaChannelFsm(AcquisitionInterface *acquisition) :
|
||||
acq_(acquisition)
|
||||
acq_(acquisition)
|
||||
{
|
||||
initiate(); //start the FSM
|
||||
}
|
||||
|
@ -200,9 +197,9 @@ void GpsL1CaChannelFsm::request_satellite()
|
|||
{
|
||||
ControlMessageFactory* cmf = new ControlMessageFactory();
|
||||
if (queue_ != gr_msg_queue_sptr())
|
||||
{
|
||||
queue_->handle(cmf->GetQueueMessage(channel_, 0));
|
||||
}
|
||||
{
|
||||
queue_->handle(cmf->GetQueueMessage(channel_, 0));
|
||||
}
|
||||
delete cmf;
|
||||
|
||||
}
|
||||
|
|
|
@ -59,8 +59,7 @@ struct gps_channel_waiting_fsm_S3;
|
|||
/*!
|
||||
* \brief This class implements a State Machine for channel using boost::statechart
|
||||
*/
|
||||
class GpsL1CaChannelFsm: public sc::state_machine<GpsL1CaChannelFsm,
|
||||
gps_channel_idle_fsm_S0>
|
||||
class GpsL1CaChannelFsm: public sc::state_machine<GpsL1CaChannelFsm,gps_channel_idle_fsm_S0>
|
||||
{
|
||||
|
||||
public:
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file direct_resampler_conditioner.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of an adapter of a direct resampler conditioner block
|
||||
* to a SignalConditionerInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -31,15 +30,11 @@
|
|||
*/
|
||||
|
||||
#include "direct_resampler_conditioner.h"
|
||||
|
||||
// #include <gnuradio/usrp_source_c.h>
|
||||
#include <gnuradio/gr_file_sink.h>
|
||||
|
||||
#include "direct_resampler_conditioner_cc.h"
|
||||
#include "direct_resampler_conditioner_ss.h"
|
||||
|
||||
#include "configuration_interface.h"
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
@ -48,7 +43,7 @@ using google::LogMessage;
|
|||
DirectResamplerConditioner::DirectResamplerConditioner(
|
||||
ConfigurationInterface* configuration, std::string role,
|
||||
unsigned int in_stream, unsigned int out_stream) :
|
||||
role_(role), in_stream_(in_stream), out_stream_(out_stream)
|
||||
role_(role), in_stream_(in_stream), out_stream_(out_stream)
|
||||
{
|
||||
|
||||
std::string default_item_type = "short";
|
||||
|
@ -65,64 +60,62 @@ DirectResamplerConditioner::DirectResamplerConditioner(
|
|||
default_dump_file);
|
||||
|
||||
if (item_type_.compare("gr_complex") == 0)
|
||||
{
|
||||
item_size_ = sizeof(gr_complex);
|
||||
resampler_ = direct_resampler_make_conditioner_cc(sample_freq_in_,
|
||||
sample_freq_out_);
|
||||
}
|
||||
{
|
||||
item_size_ = sizeof(gr_complex);
|
||||
resampler_ = direct_resampler_make_conditioner_cc(sample_freq_in_,
|
||||
sample_freq_out_);
|
||||
}
|
||||
else if (item_type_.compare("short") == 0)
|
||||
{
|
||||
item_size_ = sizeof(short);
|
||||
resampler_ = direct_resampler_make_conditioner_ss(sample_freq_in_,
|
||||
sample_freq_out_);
|
||||
}
|
||||
{
|
||||
item_size_ = sizeof(short);
|
||||
resampler_ = direct_resampler_make_conditioner_ss(sample_freq_in_,
|
||||
sample_freq_out_);
|
||||
}
|
||||
else
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << item_type_
|
||||
<< " unrecognized item type. Using short";
|
||||
item_size_ = sizeof(short);
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << item_type_
|
||||
<< " unrecognized item type. Using short";
|
||||
item_size_ = sizeof(short);
|
||||
}
|
||||
|
||||
if (dump_)
|
||||
{
|
||||
DLOG(INFO) << "Dumping output into file " << dump_filename_;
|
||||
file_sink_ = gr_make_file_sink(item_size_, dump_filename_.c_str());
|
||||
}
|
||||
{
|
||||
DLOG(INFO) << "Dumping output into file " << dump_filename_;
|
||||
file_sink_ = gr_make_file_sink(item_size_, dump_filename_.c_str());
|
||||
}
|
||||
|
||||
DLOG(INFO) << "sample_freq_in " << sample_freq_in_;
|
||||
DLOG(INFO) << "sample_freq_out" << sample_freq_out_;
|
||||
DLOG(INFO) << "Item size " << item_size_;
|
||||
DLOG(INFO) << "resampler(" << resampler_->unique_id() << ")";
|
||||
if (dump_)
|
||||
{
|
||||
DLOG(INFO) << "file_sink(" << file_sink_->unique_id() << ")";
|
||||
}
|
||||
}
|
||||
DirectResamplerConditioner::~DirectResamplerConditioner()
|
||||
{
|
||||
{
|
||||
DLOG(INFO) << "file_sink(" << file_sink_->unique_id() << ")";
|
||||
}
|
||||
}
|
||||
DirectResamplerConditioner::~DirectResamplerConditioner() {}
|
||||
|
||||
void DirectResamplerConditioner::connect(gr_top_block_sptr top_block)
|
||||
{
|
||||
|
||||
if (dump_)
|
||||
{
|
||||
top_block->connect(resampler_, 0, file_sink_, 0);
|
||||
DLOG(INFO) << "connected resampler to file sink";
|
||||
}
|
||||
{
|
||||
top_block->connect(resampler_, 0, file_sink_, 0);
|
||||
DLOG(INFO) << "connected resampler to file sink";
|
||||
}
|
||||
else
|
||||
{
|
||||
DLOG(INFO) << "nothing to connect internally";
|
||||
}
|
||||
{
|
||||
DLOG(INFO) << "nothing to connect internally";
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
void DirectResamplerConditioner::disconnect(gr_top_block_sptr top_block)
|
||||
{
|
||||
if (dump_)
|
||||
{
|
||||
top_block->disconnect(resampler_, 0, file_sink_, 0);
|
||||
}
|
||||
{
|
||||
top_block->disconnect(resampler_, 0, file_sink_, 0);
|
||||
}
|
||||
}
|
||||
|
||||
gr_basic_block_sptr DirectResamplerConditioner::get_left_block()
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file direct_resampler_conditioner.h
|
||||
* \brief This class represents a direct resampler.
|
||||
* \brief Interface of an adapter of a direct resampler conditioner block
|
||||
* to a SignalConditionerInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -42,9 +41,10 @@ class DirectResamplerConditioner: public GNSSBlockInterface
|
|||
{
|
||||
|
||||
public:
|
||||
DirectResamplerConditioner(ConfigurationInterface* configuration,
|
||||
std::string role, unsigned int in_stream,
|
||||
unsigned int out_stream);
|
||||
DirectResamplerConditioner(ConfigurationInterface* configuration,
|
||||
std::string role, unsigned int in_stream,
|
||||
unsigned int out_stream);
|
||||
|
||||
virtual ~DirectResamplerConditioner();
|
||||
|
||||
std::string role()
|
||||
|
@ -70,7 +70,6 @@ private:
|
|||
std::string role_;
|
||||
unsigned int in_stream_;
|
||||
unsigned int out_stream_;
|
||||
|
||||
std::string item_type_;
|
||||
size_t item_size_;
|
||||
long samples_;
|
||||
|
@ -78,7 +77,6 @@ private:
|
|||
std::string dump_filename_;
|
||||
double sample_freq_in_;
|
||||
double sample_freq_out_;
|
||||
|
||||
gr_block_sptr resampler_;
|
||||
gr_block_sptr file_sink_;
|
||||
};
|
||||
|
|
|
@ -1,11 +1,9 @@
|
|||
/*!
|
||||
* \file gnss_sdr_valve.h
|
||||
* \brief This class implements a GNU Radio block that sends a STOP message to the
|
||||
* \brief Interface of a GNU Radio block that sends a STOP message to the
|
||||
* control queue right after a specific number of samples have passed through it.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -34,8 +32,8 @@
|
|||
|
||||
|
||||
|
||||
#ifndef GNSS_SDR_VALVE_H_
|
||||
#define GNSS_SDR_VALVE_H_
|
||||
#ifndef GNSS_SDR_GNSS_SDR_VALVE_H_
|
||||
#define GNSS_SDR_GNSS_SDR_VALVE_H_
|
||||
|
||||
#include <cstring>
|
||||
#include <gr_sync_block.h>
|
||||
|
@ -66,4 +64,4 @@ public:
|
|||
gr_vector_void_star &output_items);
|
||||
};
|
||||
|
||||
#endif /*GNSS_SDR_VALVE_H_*/
|
||||
#endif /*GNSS_SDR_GNSS_SDR_VALVE_H_*/
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file pass_through.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of a block that just puts its input in its
|
||||
* output.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
|
@ -33,14 +34,10 @@
|
|||
|
||||
|
||||
#include "pass_through.h"
|
||||
|
||||
#include <iostream>
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include "configuration_interface.h"
|
||||
|
||||
using google::LogMessage;
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file pass_through.h
|
||||
* \brief This class represent a block that just puts its input in its
|
||||
* \brief Interface of a block that just puts its input in its
|
||||
* output.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
|
@ -33,13 +33,12 @@
|
|||
|
||||
|
||||
|
||||
#ifndef PASS_THROUGH_H_
|
||||
#define PASS_THROUGH_H_
|
||||
#ifndef GNSS_SDR_PASS_THROUGH_H_
|
||||
#define GNSS_SDR_PASS_THROUGH_H_
|
||||
|
||||
#include <gr_hier_block2.h>
|
||||
#include <gr_kludge_copy.h>
|
||||
#include <gr_file_sink.h>
|
||||
|
||||
#include "gnss_block_interface.h"
|
||||
|
||||
class ConfigurationInterface;
|
||||
|
@ -94,4 +93,4 @@ private:
|
|||
size_t item_size_;
|
||||
};
|
||||
|
||||
#endif /*PASS_THROUGH_H_*/
|
||||
#endif /*GNSS_SDR_PASS_THROUGH_H_*/
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_observables.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of an adapter of a GPS L1 C/A observables block
|
||||
* to a SignalConditionerInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -31,17 +30,12 @@
|
|||
*/
|
||||
|
||||
|
||||
|
||||
#include "gps_l1_ca_observables.h"
|
||||
|
||||
#include "configuration_interface.h"
|
||||
|
||||
#include "gps_l1_ca_observables_cc.h"
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
#include <gnuradio/gr_stream_to_vector.h>
|
||||
#include <gnuradio/gr_vector_to_stream.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
@ -60,8 +54,8 @@ GpsL1CaObservables::GpsL1CaObservables(ConfigurationInterface* configuration,
|
|||
queue_(queue)
|
||||
{
|
||||
|
||||
int output_rate_ms;
|
||||
output_rate_ms=configuration->property(role + ".output_rate_ms", 500);
|
||||
int output_rate_ms;
|
||||
output_rate_ms=configuration->property(role + ".output_rate_ms", 500);
|
||||
|
||||
std::string default_dump_filename = "./observables.dat";
|
||||
|
||||
|
@ -74,8 +68,8 @@ GpsL1CaObservables::GpsL1CaObservables(ConfigurationInterface* configuration,
|
|||
dump_filename_ = configuration->property(role + ".dump_filename", default_dump_filename);
|
||||
fs_in_ = configuration->property("GNSS-SDR.internal_fs_hz", 2048000);
|
||||
|
||||
observables_ = gps_l1_ca_make_observables_cc(in_streams_, queue_, dump_,dump_filename_,output_rate_ms,flag_averaging);
|
||||
observables_->set_fs_in(fs_in_);
|
||||
observables_ = gps_l1_ca_make_observables_cc(in_streams_, queue_, dump_,dump_filename_,output_rate_ms,flag_averaging);
|
||||
observables_->set_fs_in(fs_in_);
|
||||
|
||||
DLOG(INFO) << "pseudorange(" << observables_->unique_id() << ")";
|
||||
// set the navigation msg queue;
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_observables.h
|
||||
* \brief Brief description of the file here
|
||||
* \brief Interface of an adapter of a GPS L1 C/A observables block
|
||||
* to a SignalConditionerInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_observables_cc.cc
|
||||
* \brief Pseudorange computation module for GPS L1 C/A
|
||||
* \brief Implementation of the pseudorange computation block for GPS L1 C/A
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -32,17 +32,12 @@
|
|||
#include <vector>
|
||||
#include <map>
|
||||
#include <algorithm>
|
||||
# include <bitset>
|
||||
|
||||
#include <bitset>
|
||||
#include <cmath>
|
||||
#include "math.h"
|
||||
|
||||
#include "gps_l1_ca_observables_cc.h"
|
||||
|
||||
#include "control_message_factory.h"
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_observables_cc.h
|
||||
* \brief Interface of the pseudorange computation module for GPS L1 C/A
|
||||
* \brief Interface of the pseudorange computation block for GPS L1 C/A
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file file_output_filter.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of an adapter of a file output filter block
|
||||
* to an OutputFilterInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -30,15 +29,10 @@
|
|||
* -------------------------------------------------------------------------
|
||||
*/
|
||||
|
||||
|
||||
|
||||
#include "file_output_filter.h"
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include <gr_io_signature.h>
|
||||
|
||||
#include "configuration_interface.h"
|
||||
|
||||
using google::LogMessage;
|
||||
|
|
|
@ -1,11 +1,10 @@
|
|||
/*!
|
||||
* \file file_output_filter.h
|
||||
* \brief This class represents an output filter that sends its output
|
||||
* to a file without any change in the data format.
|
||||
* \brief Interface of an adapter of a file output filter block to an
|
||||
* OutputFilterInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
*
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -41,6 +40,10 @@
|
|||
|
||||
class ConfigurationInterface;
|
||||
|
||||
/*!
|
||||
* \brief An output filter that sends its output
|
||||
* to a file without any change in the data format.
|
||||
*/
|
||||
class FileOutputFilter : public GNSSBlockInterface
|
||||
{
|
||||
|
||||
|
@ -74,7 +77,6 @@ private:
|
|||
|
||||
gr_file_sink_sptr file_sink_;
|
||||
size_t item_size_;
|
||||
|
||||
std::string filename_;
|
||||
std::string item_type_;
|
||||
std::string role_;
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file null_sink_output_filter.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of an adapter of a null sink output filter block to an
|
||||
* OutputFilterInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -33,12 +32,9 @@
|
|||
|
||||
|
||||
#include "null_sink_output_filter.h"
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include <gr_io_signature.h>
|
||||
|
||||
#include "configuration_interface.h"
|
||||
|
||||
using google::LogMessage;
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file null_sink_output_filter.h
|
||||
* \brief Interface of a null sink output filter
|
||||
* \brief Interface of an adapter of a null sink output filter block to an
|
||||
* OutputFilterInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* This class represents an implementation of an output filter that
|
||||
|
|
|
@ -1,11 +1,10 @@
|
|||
/*!
|
||||
* \file file_signal_source.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of a class that reads signals samples from a file
|
||||
* and adapts it to a SignalSourceInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Javier Arribas, 2011 jarribas(at)cttc.es
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -32,10 +31,8 @@
|
|||
*/
|
||||
|
||||
#include "file_signal_source.h"
|
||||
|
||||
#include "gnss_sdr_valve.h"
|
||||
#include "configuration_interface.h"
|
||||
|
||||
#include <string>
|
||||
#include <iostream>
|
||||
#include <fstream>
|
||||
|
@ -43,7 +40,6 @@
|
|||
#include <gflags/gflags.h>
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
using google::LogMessage;
|
||||
|
@ -106,7 +102,7 @@ FileSignalSource::FileSignalSource(ConfigurationInterface* configuration,
|
|||
{
|
||||
/*!
|
||||
* BUG workaround: The GNURadio file source does not stop the receiver after reaching the End of File.
|
||||
* A possible solution is to compute the file lenght in samples using file size, excluding the last 100 milliseconds, and enable always the
|
||||
* A possible solution is to compute the file length in samples using file size, excluding the last 100 milliseconds, and enable always the
|
||||
* valve block
|
||||
*/
|
||||
std::ifstream file (filename_.c_str(), std::ios::in|std::ios::binary|std::ios::ate);
|
||||
|
|
|
@ -1,10 +1,11 @@
|
|||
/*!
|
||||
* \file file_signal_source.h
|
||||
* \brief This class reads signals samples from a file
|
||||
* \brief Interface of a class that reads signals samples from a file
|
||||
* and adapts it to a SignalSourceInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* This class represents a file signal source. Internally it uses a GNU Radio's gr_file_source
|
||||
* a a connector to the data.
|
||||
* This class represents a file signal source. Internally it uses a GNU Radio's
|
||||
* gr_file_source as a connector to the data.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_telemetry_decoder.cc
|
||||
* \brief This class implements a NAV data decoder for GPS L1 C/A
|
||||
* \brief Implementation of an adapter of a GPS L1 C/A NAV data decoder block
|
||||
* to a TelemetryDecoderInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -31,7 +30,6 @@
|
|||
*/
|
||||
|
||||
|
||||
|
||||
#include "gps_l1_ca_telemetry_decoder.h"
|
||||
#include "configuration_interface.h"
|
||||
#include "gps_l1_ca_telemetry_decoder_cc.h"
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_telemetry_decoder.h
|
||||
* \brief This class implements a NAV data decoder for GPS L1 C/A
|
||||
* \brief Interface of an adapter of a GPS L1 C/A NAV data decoder block
|
||||
* to a TelemetryDecoderInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_telemetry_decoder_cc.cc
|
||||
* \brief Navigation message demodulator based on the Kay Borre book MATLAB-based GPS receiver
|
||||
* \brief Implementation of a NAV message demodulator block based on
|
||||
* Kay Borre book MATLAB-based GPS receiver
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_telemetry_decoder_cc.h
|
||||
* \brief Navigation message demodulator based on the Kay Borre book MATLAB-based GPS receiver
|
||||
* \brief Interface of a NAV message demodulator block based on
|
||||
* Kay Borre book MATLAB-based GPS receiver
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
|
|
@ -1,11 +1,13 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_fll_pll_tracking.cc
|
||||
* \brief code DLL + carrier FLL/PLL tracking
|
||||
* \brief Implementation of an adapter of a code DLL + carrier FLL/PLL tracking
|
||||
* loop for GPS L1 C/A to a TrackingInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* This file implements the code Delay Locked Loop (DLL) + carrier Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL) stage
|
||||
* according to the algorithms described in [1]
|
||||
* [1] E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* This file implements the code Delay Locked Loop (DLL) + carrier Phase
|
||||
* Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL)
|
||||
* according to the algorithms described in:
|
||||
* E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* Applications, Second Edition, Artech House Publishers, 2005.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -40,18 +42,21 @@
|
|||
#include <boost/math/special_functions/round.hpp>
|
||||
#endif
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
using google::LogMessage;
|
||||
|
||||
GpsL1CaDllFllPllTracking::GpsL1CaDllFllPllTracking(
|
||||
ConfigurationInterface* configuration, std::string role,
|
||||
unsigned int in_streams, unsigned int out_streams,
|
||||
ConfigurationInterface* configuration,
|
||||
std::string role,
|
||||
unsigned int in_streams, unsigned int
|
||||
out_streams,
|
||||
gr_msg_queue_sptr queue) :
|
||||
role_(role), in_streams_(in_streams), out_streams_(out_streams), queue_(
|
||||
queue)
|
||||
role_(role),
|
||||
in_streams_(in_streams),
|
||||
out_streams_(out_streams),
|
||||
queue_(queue)
|
||||
{
|
||||
|
||||
DLOG(INFO) << "role " << role;
|
||||
|
|
|
@ -1,11 +1,13 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_fll_pll_tracking.h
|
||||
* \brief code DLL + carrier FLL/PLL tracking
|
||||
* \brief Interface of an adapter of a code DLL + carrier FLL/PLL tracking
|
||||
* loop for GPS L1 C/A to a TrackingInterface
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* This file implements the code Delay Locked Loop (DLL) + carrier Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL) stage
|
||||
* according to the algorithms described in [1]
|
||||
* [1] E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* This is the interface of a code Delay Locked Loop (DLL) + carrier
|
||||
* Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL)
|
||||
* according to the algorithms described in:
|
||||
* E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* Applications, Second Edition, Artech House Publishers, 2005.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,12 +1,14 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_pll_tracking.cc
|
||||
* \brief code DLL + carrier PLL
|
||||
* \brief Implementation of an adapter of a DLL+PLL tracking loop block
|
||||
* for GPS L1 C/A to a TrackingInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Code DLL + carrier PLL according to the algorithms described in [1]
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach, Birkha user, 2007
|
||||
* Code DLL + carrier PLL according to the algorithms described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency
|
||||
* Approach, Birkhauser, 2007
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -40,7 +42,6 @@
|
|||
#include <boost/math/special_functions/round.hpp>
|
||||
#endif
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
@ -50,8 +51,8 @@ GpsL1CaDllPllTracking::GpsL1CaDllPllTracking(
|
|||
ConfigurationInterface* configuration, std::string role,
|
||||
unsigned int in_streams, unsigned int out_streams,
|
||||
gr_msg_queue_sptr queue) :
|
||||
role_(role), in_streams_(in_streams), out_streams_(out_streams), queue_(
|
||||
queue)
|
||||
role_(role), in_streams_(in_streams), out_streams_(out_streams),
|
||||
queue_(queue)
|
||||
{
|
||||
|
||||
DLOG(INFO) << "role " << role;
|
||||
|
@ -82,22 +83,22 @@ GpsL1CaDllPllTracking::GpsL1CaDllPllTracking(
|
|||
std::string default_dump_filename = "./track_ch";
|
||||
dump_filename = configuration->property(role + ".dump_filename",
|
||||
default_dump_filename); //unused!
|
||||
#ifdef GNSS_SDR_USE_BOOST_ROUND
|
||||
#ifdef GNSS_SDR_USE_BOOST_ROUND
|
||||
vector_length = round(fs_in / (GPS_L1_CA_CODE_RATE_HZ / GPS_L1_CA_CODE_LENGTH_CHIPS));
|
||||
#else
|
||||
#else
|
||||
vector_length = std::round(fs_in / (GPS_L1_CA_CODE_RATE_HZ / GPS_L1_CA_CODE_LENGTH_CHIPS));
|
||||
#endif
|
||||
#endif
|
||||
//################# MAKE TRACKING GNURadio object ###################
|
||||
if (item_type.compare("gr_complex") == 0)
|
||||
{
|
||||
item_size_ = sizeof(gr_complex);
|
||||
tracking_ = gps_l1_ca_dll_pll_make_tracking_cc(satellite_, f_if,
|
||||
fs_in, vector_length, queue_, dump, dump_filename, pll_bw_hz,dll_bw_hz,early_late_space_chips);
|
||||
}
|
||||
{
|
||||
item_size_ = sizeof(gr_complex);
|
||||
tracking_ = gps_l1_ca_dll_pll_make_tracking_cc(satellite_, f_if,
|
||||
fs_in, vector_length, queue_, dump, dump_filename, pll_bw_hz,dll_bw_hz,early_late_space_chips);
|
||||
}
|
||||
else
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << item_type << " unknown tracking item type.";
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << item_type << " unknown tracking item type.";
|
||||
}
|
||||
|
||||
DLOG(INFO) << "tracking(" << tracking_->unique_id() << ")";
|
||||
}
|
||||
|
@ -111,7 +112,7 @@ void GpsL1CaDllPllTracking::start_tracking()
|
|||
tracking_->start_tracking();
|
||||
}
|
||||
|
||||
/*!
|
||||
/*
|
||||
* Set satellite ID
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_satellite(unsigned int satellite)
|
||||
|
@ -121,7 +122,7 @@ void GpsL1CaDllPllTracking::set_satellite(unsigned int satellite)
|
|||
DLOG(INFO) << "satellite set to " << satellite_;
|
||||
}
|
||||
|
||||
/*!
|
||||
/*
|
||||
* Set tracking channel unique ID
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_channel(unsigned int channel)
|
||||
|
@ -130,7 +131,7 @@ void GpsL1CaDllPllTracking::set_channel(unsigned int channel)
|
|||
tracking_->set_channel(channel);
|
||||
}
|
||||
|
||||
/*!
|
||||
/*
|
||||
* Set tracking channel internal queue
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_channel_queue(
|
||||
|
@ -141,21 +142,24 @@ void GpsL1CaDllPllTracking::set_channel_queue(
|
|||
tracking_->set_channel_queue(channel_internal_queue_);
|
||||
|
||||
}
|
||||
/*!
|
||||
|
||||
/*
|
||||
* Set acquisition code phase in samples
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_prn_code_phase(signed int phase_samples)
|
||||
{
|
||||
return tracking_->set_acq_code_phase((float)phase_samples);
|
||||
}
|
||||
/*!
|
||||
|
||||
/*
|
||||
* Set acquisition Doppler frequency in Hz.
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_doppler_freq_shift(float doppler_freq_hz)
|
||||
{
|
||||
return tracking_->set_acq_doppler(doppler_freq_hz);
|
||||
}
|
||||
/*!
|
||||
|
||||
/*
|
||||
* Set acquisition sample stamp in samples, in order to detect the delay between acquisition and tracking
|
||||
*/
|
||||
void GpsL1CaDllPllTracking::set_acq_sample_stamp(
|
||||
|
@ -163,6 +167,7 @@ void GpsL1CaDllPllTracking::set_acq_sample_stamp(
|
|||
{
|
||||
return tracking_->set_acq_sample_stamp(sample_stamp);
|
||||
}
|
||||
|
||||
void GpsL1CaDllPllTracking::connect(gr_top_block_sptr top_block)
|
||||
{
|
||||
//nothing to connect, now the tracking uses gr_sync_decimator
|
||||
|
|
|
@ -1,12 +1,14 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_pll_tracking.h
|
||||
* \brief code DLL + carrier PLL
|
||||
* \brief Interface of an adapter of a DLL+PLL tracking loop block
|
||||
* for GPS L1 C/A to a TrackingInterface
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Code DLL + carrier PLL according to the algorithms described in [1]
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach, Birkha user, 2007
|
||||
* Code DLL + carrier PLL according to the algorithms described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency
|
||||
* Approach, Birkha user, 2007
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -76,14 +78,37 @@ public:
|
|||
gr_basic_block_sptr get_left_block();
|
||||
gr_basic_block_sptr get_right_block();
|
||||
|
||||
/*!
|
||||
* \brief Set satellite ID
|
||||
*/
|
||||
void set_satellite(unsigned int satellite);
|
||||
|
||||
/*!
|
||||
* \brief Set tracking channel unique ID
|
||||
*/
|
||||
void set_channel(unsigned int channel);
|
||||
|
||||
/*!
|
||||
* \brief Set acquisition code phase in samples
|
||||
*/
|
||||
void set_prn_code_phase(signed int phase_samples);
|
||||
|
||||
/*!
|
||||
* \brief Set acquisition Doppler frequency in Hz.
|
||||
*/
|
||||
void set_doppler_freq_shift(float doppler_freq_hz);
|
||||
|
||||
/*!
|
||||
* \brief Set tracking channel internal queue
|
||||
*/
|
||||
void set_channel_queue(concurrent_queue<int> *channel_internal_queue);
|
||||
|
||||
void start_tracking();
|
||||
|
||||
/*!
|
||||
* \brief Set acquisition sample stamp in samples, in order to detect
|
||||
* the delay between acquisition and tracking
|
||||
*/
|
||||
void set_acq_sample_stamp(unsigned long int sample_stamp);
|
||||
|
||||
private:
|
||||
|
|
|
@ -1,11 +1,12 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_fll_pll_tracking_cc.cc
|
||||
* \brief code DLL + carrier FLL/PLL tracking
|
||||
* \brief Implementation of a code DLL + carrier FLL/PLL tracking block
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* This file implements the code Delay Locked Loop (DLL) + carrier Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL) stage
|
||||
* according to the algorithms described in [1]
|
||||
* [1] E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* This file implements the code Delay Locked Loop (DLL) + carrier
|
||||
* Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL)
|
||||
* according to the algorithms described in:
|
||||
* E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* Applications, Second Edition, Artech House Publishers, 2005.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -39,16 +40,13 @@
|
|||
#include "tracking_discriminators.h"
|
||||
#include "CN_estimators.h"
|
||||
#include "tracking_FLL_PLL_filter.h"
|
||||
|
||||
#include "control_message_factory.h"
|
||||
#include <boost/lexical_cast.hpp>
|
||||
#include <iostream>
|
||||
#include <sstream>
|
||||
#include <cmath>
|
||||
#include "math.h"
|
||||
|
||||
#include <gnuradio/gr_io_signature.h>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
|
@ -124,7 +122,7 @@ gps_l1_ca_dll_fll_pll_tracking_cc::gps_l1_ca_dll_fll_pll_tracking_cc(unsigned in
|
|||
|
||||
void gps_l1_ca_dll_fll_pll_tracking_cc::start_tracking(){
|
||||
|
||||
/*!
|
||||
/*
|
||||
* correct the code phase according to the delay between acq and trk
|
||||
*/
|
||||
unsigned long int acq_trk_diff_samples;
|
||||
|
@ -242,7 +240,7 @@ gps_l1_ca_dll_fll_pll_tracking_cc::~gps_l1_ca_dll_fll_pll_tracking_cc() {
|
|||
delete[] d_Prompt_buffer;
|
||||
}
|
||||
|
||||
/*! Tracking signal processing
|
||||
/* Tracking signal processing
|
||||
* Notice that this is a class derived from gr_sync_decimator, so each of the ninput_items has vector_length samples
|
||||
*/
|
||||
|
||||
|
@ -268,7 +266,7 @@ int gps_l1_ca_dll_fll_pll_tracking_cc::general_work (int noutput_items, gr_vecto
|
|||
d_Late=gr_complex(0,0);
|
||||
|
||||
if (d_enable_tracking==true){
|
||||
/*!
|
||||
/*
|
||||
* Receiver signal alignment
|
||||
*/
|
||||
if (d_pull_in==true)
|
||||
|
@ -329,7 +327,7 @@ int gps_l1_ca_dll_fll_pll_tracking_cc::general_work (int noutput_items, gr_vecto
|
|||
d_Late += bb_signal_sample*d_late_code[i];
|
||||
}
|
||||
|
||||
/*!
|
||||
/*
|
||||
* DLL, FLL, and PLL discriminators
|
||||
*/
|
||||
// Compute DLL error
|
||||
|
|
|
@ -1,12 +1,12 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_fll_pll_tracking_cc.h
|
||||
* \brief code DLL + carrier FLL/PLL tracking
|
||||
* \brief Interface of a code DLL + carrier FLL/PLL tracking block
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* This file implements the code Delay Locked Loop (DLL) +
|
||||
* carrier Phase Locked Loop (PLL) helped with a carrier Frequency Locked Loop (FLL) stage
|
||||
* according to the algorithms described in [1]
|
||||
* [1] E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* This is the interface of a code Delay Locked Loop (DLL) +
|
||||
* carrier Phase Locked Loop (PLL) helped with a carrier Frequency Locked
|
||||
* Loop (FLL) according to the algorithms described in:
|
||||
* E.D. Kaplan and C. Hegarty, Understanding GPS. Principles and
|
||||
* Applications, Second Edition, Artech House Publishers, 2005.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,12 +1,13 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_pll_tracking_cc.cc
|
||||
* \brief code DLL + carrier PLL
|
||||
* \brief Implementation of a code DLL + carrier PLL tracking block
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Code DLL + carrier PLL according to the algorithms described in [1]
|
||||
* Code DLL + carrier PLL according to the algorithms described in:
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach, Birkha user, 2007
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency
|
||||
* Approach, Birkha user, 2007
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -139,7 +140,7 @@ gps_l1_ca_dll_pll_tracking_cc::gps_l1_ca_dll_pll_tracking_cc(unsigned int satell
|
|||
}
|
||||
|
||||
void gps_l1_ca_dll_pll_tracking_cc::start_tracking(){
|
||||
/*!
|
||||
/*
|
||||
* correct the code phase according to the delay between acq and trk
|
||||
*/
|
||||
unsigned long int acq_trk_diff_samples;
|
||||
|
@ -270,7 +271,7 @@ gps_l1_ca_dll_pll_tracking_cc::~gps_l1_ca_dll_pll_tracking_cc() {
|
|||
delete[] d_Prompt_buffer;
|
||||
}
|
||||
|
||||
/*! Tracking signal processing
|
||||
/* Tracking signal processing
|
||||
* Notice that this is a class derived from gr_sync_decimator, so each of the ninput_items has vector_length samples
|
||||
*/
|
||||
|
||||
|
@ -295,7 +296,7 @@ int gps_l1_ca_dll_pll_tracking_cc::general_work (int noutput_items, gr_vector_in
|
|||
d_Late=gr_complex(0,0);
|
||||
|
||||
if (d_enable_tracking==true){
|
||||
/*!
|
||||
/*
|
||||
* Receiver signal alignment
|
||||
*/
|
||||
if (d_pull_in==true)
|
||||
|
|
|
@ -1,12 +1,13 @@
|
|||
/*!
|
||||
* \file gps_l1_ca_dll_pll_tracking_cc.h
|
||||
* \brief code DLL + carrier PLL
|
||||
* \brief Interface of a code DLL + carrier PLL tracking block
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Code DLL + carrier PLL according to the algorithms described in [1]
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach, Birkha user, 2007
|
||||
* Code DLL + carrier PLL according to the algorithms described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H.Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Birkhauser, 2007
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
|
|
@ -1,25 +1,18 @@
|
|||
/*!
|
||||
* \file CN_estimators.cc
|
||||
* \brief Library with a set of Carrier to Noise estimators and lock detectors.
|
||||
* SNV_CN0 is a Carrier-to-Noise (CN0) estimator based on the Signal-to-Noise Variance (SNV) estimator [1].
|
||||
*
|
||||
* \brief Implementation of a library with a set of Carrier to Noise
|
||||
* estimators and lock detectors. SNV_CN0 is a Carrier-to-Noise (CN0) estimator
|
||||
* based on the Signal-to-Noise Variance (SNV) estimator [1].
|
||||
* Carrier lock detector using normalised estimate of the cosine
|
||||
* of twice the carrier phase error [2].
|
||||
*
|
||||
*
|
||||
* [1] Marco Pini, Emanuela Falletti and Maurizio Fantino, "Performance
|
||||
* Evaluation of C/N0 Estimators using a Real Time GNSS Software Receiver,"
|
||||
* IEEE 10th International Symposium on Spread Spectrum Techniques and
|
||||
* Applications, pp.28-30, August 2008.
|
||||
*
|
||||
*
|
||||
*
|
||||
* [2] Van Dierendonck, A.J. (1996), Global Positioning System: Theory and
|
||||
* Applications,
|
||||
* Volume I, Chapter 8: GPS Receivers, AJ Systems, Los Altos, CA 94024.
|
||||
* Inc.: 329-407.
|
||||
*
|
||||
*
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
*
|
||||
|
@ -52,7 +45,7 @@
|
|||
#include <gnuradio/gr_complex.h>
|
||||
#include <math.h>
|
||||
|
||||
/*!
|
||||
/*
|
||||
* Signal-to-Noise (SNR) (\f$\rho\f$) estimator using the Signal-to-Noise Variance (SNV) estimator:
|
||||
* \f{equation}
|
||||
* \hat{\rho}=\frac{\hat{P}_s}{\hat{P}_n}=\frac{\hat{P}_s}{\hat{P}_{tot}-\hat{P}_s},
|
||||
|
@ -66,36 +59,37 @@
|
|||
* CN0_{dB}=10*log(\hat{\rho})+10*log(\frac{f_s}{2})-10*log(L_{PRN}),
|
||||
* \f}
|
||||
* where \f$f_s\f$ is the sampling frequency and \f$L_{PRN}\f$ is the PRN sequence length.
|
||||
*
|
||||
*/
|
||||
float gps_l1_ca_CN0_SNV(gr_complex* Prompt_buffer, int length, long fs_in)
|
||||
{
|
||||
// estimate CN0 using buffered values
|
||||
// MATLAB CODE
|
||||
//Psig=((1/N)*sum(abs(imag(x((n-N+1):n)))))^2;
|
||||
//Ptot=(1/N)*sum(abs(x((n-N+1):n)).^2);
|
||||
//SNR_SNV(count)=Psig/(Ptot-Psig);
|
||||
//CN0_SNV_dB=10*log10(SNR_SNV)+10*log10(BW)-10*log10(PRN_length);
|
||||
float SNR, SNR_dB_Hz;
|
||||
float tmp_abs_I,tmp_abs_Q;
|
||||
float Psig,Ptot;
|
||||
//float M2,M4;
|
||||
Psig=0;
|
||||
Ptot=0;
|
||||
for (int i=0;i<length;i++)
|
||||
{
|
||||
tmp_abs_I=std::abs(Prompt_buffer[i].imag());
|
||||
tmp_abs_Q=std::abs(Prompt_buffer[i].real());
|
||||
Psig+=tmp_abs_I;
|
||||
Ptot+=Prompt_buffer[i].imag()*Prompt_buffer[i].imag()+Prompt_buffer[i].real()*Prompt_buffer[i].real();
|
||||
}
|
||||
Psig=Psig/(float)length;
|
||||
Psig=Psig*Psig;
|
||||
SNR=Psig/(Ptot/(float)length-Psig);
|
||||
SNR_dB_Hz=10*log10(SNR)+10*log10(fs_in/2)-10*log10(GPS_L1_CA_CODE_LENGTH_CHIPS);
|
||||
return SNR_dB_Hz;
|
||||
// estimate CN0 using buffered values
|
||||
// MATLAB CODE
|
||||
//Psig=((1/N)*sum(abs(imag(x((n-N+1):n)))))^2;
|
||||
//Ptot=(1/N)*sum(abs(x((n-N+1):n)).^2);
|
||||
//SNR_SNV(count)=Psig/(Ptot-Psig);
|
||||
//CN0_SNV_dB=10*log10(SNR_SNV)+10*log10(BW)-10*log10(PRN_length);
|
||||
float SNR, SNR_dB_Hz;
|
||||
float tmp_abs_I,tmp_abs_Q;
|
||||
float Psig,Ptot;
|
||||
//float M2,M4;
|
||||
Psig=0;
|
||||
Ptot=0;
|
||||
for (int i=0;i<length;i++)
|
||||
{
|
||||
tmp_abs_I=std::abs(Prompt_buffer[i].imag());
|
||||
tmp_abs_Q=std::abs(Prompt_buffer[i].real());
|
||||
Psig+=tmp_abs_I;
|
||||
Ptot+=Prompt_buffer[i].imag()*Prompt_buffer[i].imag()+Prompt_buffer[i].real()*Prompt_buffer[i].real();
|
||||
}
|
||||
Psig=Psig/(float)length;
|
||||
Psig=Psig*Psig;
|
||||
SNR=Psig/(Ptot/(float)length-Psig);
|
||||
SNR_dB_Hz=10*log10(SNR)+10*log10(fs_in/2)-10*log10(GPS_L1_CA_CODE_LENGTH_CHIPS);
|
||||
return SNR_dB_Hz;
|
||||
}
|
||||
|
||||
/*!
|
||||
/*
|
||||
* The Carrier Phase Lock Detector block uses the normalised estimate of the cosine of twice the carrier phase error is given by
|
||||
* \f{equation}
|
||||
* C2\phi=\frac{NBD}{NBP},
|
||||
|
@ -104,38 +98,37 @@ float gps_l1_ca_CN0_SNV(gr_complex* Prompt_buffer, int length, long fs_in)
|
|||
* \f$NBP=\sum^{N-1}_{i=0}Im(Pc(i))^2-\sum^{N-1}_{i=0}Re(Pc(i))^2\f$, and
|
||||
* \f$Pc(i)\f$ is the prompt correlator output for the sample index i.
|
||||
*/
|
||||
|
||||
float carrier_lock_detector(gr_complex* Prompt_buffer, int length)
|
||||
{
|
||||
/*!
|
||||
* \todo Code lock detector
|
||||
*/
|
||||
// estimate using buffered values
|
||||
// MATLAB CODE
|
||||
// lock detector operation
|
||||
//NBD=sum(abs(imag(x((n-N+1):n))))^2 + sum(abs(real(x((n-N+1):n))))^2;
|
||||
//NBP=sum(imag(x((n-N+1):n)).^2) - sum(real(x((n-N+1):n)).^2);
|
||||
//LOCK(count)=NBD/NBP;
|
||||
float tmp_abs_I,tmp_abs_Q;
|
||||
float tmp_sum_abs_I,tmp_sum_abs_Q;
|
||||
float tmp_sum_sqr_I,tmp_sum_sqr_Q;
|
||||
tmp_sum_abs_I=0;
|
||||
tmp_sum_abs_Q=0;
|
||||
tmp_sum_sqr_I=0;
|
||||
tmp_sum_sqr_Q=0;
|
||||
float NBD,NBP;
|
||||
for (int i=0;i<length;i++)
|
||||
{
|
||||
tmp_abs_I=std::abs(Prompt_buffer[i].imag());
|
||||
tmp_abs_Q=std::abs(Prompt_buffer[i].real());
|
||||
tmp_sum_abs_I+=tmp_abs_I;
|
||||
tmp_sum_abs_Q+=tmp_abs_Q;
|
||||
tmp_sum_sqr_I+=(Prompt_buffer[i].imag()*Prompt_buffer[i].imag());
|
||||
tmp_sum_sqr_Q+=(Prompt_buffer[i].real()*Prompt_buffer[i].real());
|
||||
}
|
||||
NBD=tmp_sum_abs_I*tmp_sum_abs_I+tmp_sum_abs_Q*tmp_sum_abs_Q;
|
||||
NBP=tmp_sum_sqr_I-tmp_sum_sqr_Q;
|
||||
return NBD/NBP;
|
||||
/*!
|
||||
* \todo Code lock detector
|
||||
*/
|
||||
// estimate using buffered values
|
||||
// MATLAB CODE
|
||||
// lock detector operation
|
||||
//NBD=sum(abs(imag(x((n-N+1):n))))^2 + sum(abs(real(x((n-N+1):n))))^2;
|
||||
//NBP=sum(imag(x((n-N+1):n)).^2) - sum(real(x((n-N+1):n)).^2);
|
||||
//LOCK(count)=NBD/NBP;
|
||||
float tmp_abs_I,tmp_abs_Q;
|
||||
float tmp_sum_abs_I,tmp_sum_abs_Q;
|
||||
float tmp_sum_sqr_I,tmp_sum_sqr_Q;
|
||||
tmp_sum_abs_I=0;
|
||||
tmp_sum_abs_Q=0;
|
||||
tmp_sum_sqr_I=0;
|
||||
tmp_sum_sqr_Q=0;
|
||||
float NBD,NBP;
|
||||
for (int i=0;i<length;i++)
|
||||
{
|
||||
tmp_abs_I=std::abs(Prompt_buffer[i].imag());
|
||||
tmp_abs_Q=std::abs(Prompt_buffer[i].real());
|
||||
tmp_sum_abs_I+=tmp_abs_I;
|
||||
tmp_sum_abs_Q+=tmp_abs_Q;
|
||||
tmp_sum_sqr_I+=(Prompt_buffer[i].imag()*Prompt_buffer[i].imag());
|
||||
tmp_sum_sqr_Q+=(Prompt_buffer[i].real()*Prompt_buffer[i].real());
|
||||
}
|
||||
NBD=tmp_sum_abs_I*tmp_sum_abs_I+tmp_sum_abs_Q*tmp_sum_abs_Q;
|
||||
NBP=tmp_sum_sqr_I-tmp_sum_sqr_Q;
|
||||
return NBD/NBP;
|
||||
|
||||
}
|
||||
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file CN_estimators.h
|
||||
* \brief Library with a set of Carrier to Noise estimators and lock detectors
|
||||
* \brief Interface of a library with a set of Carrier to Noise
|
||||
* estimators and lock detectors.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Library with a set of Carrier to Noise estimators and lock detectors
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -35,8 +34,43 @@
|
|||
|
||||
#include <gnuradio/gr_complex.h>
|
||||
|
||||
/*! brief SNV_CN0 is a Carrier-to-Noise (CN0) estimator
|
||||
* based on the Signal-to-Noise Variance (SNV) estimator
|
||||
*
|
||||
* Signal-to-Noise (SNR) (\f$\rho\f$) estimator using the Signal-to-Noise Variance (SNV) estimator:
|
||||
* \f{equation}
|
||||
* \hat{\rho}=\frac{\hat{P}_s}{\hat{P}_n}=\frac{\hat{P}_s}{\hat{P}_{tot}-\hat{P}_s},
|
||||
* \f}
|
||||
* where \f$\hat{P}_s=\left(\frac{1}{N}\sum^{N-1}_{i=0}|Re(Pc(i))|\right)^2\f$ is the estimation of the signal power,
|
||||
* \f$\hat{P}_{tot}=\frac{1}{N}\sum^{N-1}_{i=0}|Pc(i)|^2\f$ is the estimator of the total power, \f$|\cdot|\f$ is the absolute value,
|
||||
* \f$Re(\cdot)\f$ stands for the real part of the value, and \f$Pc(i)\f$ is the prompt correlator output for the sample index i.
|
||||
*
|
||||
* The SNR value is converted to CN0 [dB-Hz], taking to account the receiver bandwidth and the PRN code gain, using the following formula:
|
||||
* \f{equation}
|
||||
* CN0_{dB}=10*log(\hat{\rho})+10*log(\frac{f_s}{2})-10*log(L_{PRN}),
|
||||
* \f}
|
||||
* where \f$f_s\f$ is the sampling frequency and \f$L_{PRN}\f$ is the PRN sequence length.
|
||||
* Ref: Marco Pini, Emanuela Falletti and Maurizio Fantino, "Performance
|
||||
* Evaluation of C/N0 Estimators using a Real Time GNSS Software Receiver,"
|
||||
* IEEE 10th International Symposium on Spread Spectrum Techniques and
|
||||
* Applications, pp.28-30, August 2008.
|
||||
*/
|
||||
float gps_l1_ca_CN0_SNV(gr_complex* Prompt_buffer, int length, long fs_in);
|
||||
|
||||
/*! \brief A carrier lock detector
|
||||
*
|
||||
* The Carrier Phase Lock Detector block uses the normalised estimate of the cosine of twice the carrier phase error is given by
|
||||
* \f{equation}
|
||||
* C2\phi=\frac{NBD}{NBP},
|
||||
* \f}
|
||||
* where \f$NBD=(\sum^{N-1}_{i=0}|Im(Pc(i))|)^2+(\sum^{N-1}_{i=0}|Re(Pc(i))|)^2\f$,
|
||||
* \f$NBP=\sum^{N-1}_{i=0}Im(Pc(i))^2-\sum^{N-1}_{i=0}Re(Pc(i))^2\f$, and
|
||||
* \f$Pc(i)\f$ is the prompt correlator output for the sample index i.
|
||||
* Ref: Van Dierendonck, A.J. (1996), Global Positioning System: Theory and
|
||||
* Applications,
|
||||
* Volume I, Chapter 8: GPS Receivers, AJ Systems, Los Altos, CA 94024.
|
||||
* Inc.: 329-407.
|
||||
*/
|
||||
float carrier_lock_detector(gr_complex* Prompt_buffer, int length);
|
||||
|
||||
#endif
|
||||
|
|
|
@ -1,11 +1,12 @@
|
|||
/*!
|
||||
* \file tracking_2nd_DLL_filter.cc
|
||||
* \brief Class that implements 2 order DLL filter for code tracking loop.
|
||||
* \brief Implementation of a 2nd order DLL filter for code tracking loop.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements 2 order PLL filter for code tracking loop. The algorithm is described in [1]
|
||||
*
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.~H.~Jensen, A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Class that implements 2 order PLL filter for code tracking loop.
|
||||
* The algorithm is described in :
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.~H.~Jensen, A Software-Defined
|
||||
* GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Birkhauser, 2007, Applied and Numerical Harmonic Analysis.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -38,19 +39,19 @@
|
|||
|
||||
|
||||
void tracking_2nd_DLL_filter::calculate_lopp_coef(float* tau1,float* tau2, float lbw, float zeta, float k){
|
||||
// Solve natural frequency
|
||||
float Wn;
|
||||
Wn = lbw*8*zeta / (4*zeta*zeta + 1);
|
||||
// solve for t1 & t2
|
||||
*tau1 = k / (Wn * Wn);
|
||||
*tau2 = (2.0 * zeta) / Wn;
|
||||
// Solve natural frequency
|
||||
float Wn;
|
||||
Wn = lbw*8*zeta / (4*zeta*zeta + 1);
|
||||
// solve for t1 & t2
|
||||
*tau1 = k / (Wn * Wn);
|
||||
*tau2 = (2.0 * zeta) / Wn;
|
||||
}
|
||||
|
||||
void tracking_2nd_DLL_filter::set_DLL_BW(float dll_bw_hz)
|
||||
{
|
||||
//Calculate filter coefficient values
|
||||
d_dllnoisebandwidth=dll_bw_hz;
|
||||
calculate_lopp_coef(&d_tau1_code, &d_tau2_code, d_dllnoisebandwidth, d_dlldampingratio,1.0);// Calculate filter coefficient values
|
||||
//Calculate filter coefficient values
|
||||
d_dllnoisebandwidth=dll_bw_hz;
|
||||
calculate_lopp_coef(&d_tau1_code, &d_tau2_code, d_dllnoisebandwidth, d_dlldampingratio,1.0);// Calculate filter coefficient values
|
||||
}
|
||||
void tracking_2nd_DLL_filter::initialize(float d_acq_code_phase_samples)
|
||||
{
|
||||
|
@ -62,17 +63,17 @@ void tracking_2nd_DLL_filter::initialize(float d_acq_code_phase_samples)
|
|||
|
||||
float tracking_2nd_DLL_filter::get_code_nco(float DLL_discriminator)
|
||||
{
|
||||
float code_nco;
|
||||
code_nco = d_old_code_nco + (d_tau2_code/d_tau1_code)*(DLL_discriminator - d_old_code_error) + DLL_discriminator * (d_pdi_code/d_tau1_code);
|
||||
d_old_code_nco = code_nco;
|
||||
d_old_code_error = DLL_discriminator; //[chips]
|
||||
return code_nco;
|
||||
float code_nco;
|
||||
code_nco = d_old_code_nco + (d_tau2_code/d_tau1_code)*(DLL_discriminator - d_old_code_error) + DLL_discriminator * (d_pdi_code/d_tau1_code);
|
||||
d_old_code_nco = code_nco;
|
||||
d_old_code_error = DLL_discriminator; //[chips]
|
||||
return code_nco;
|
||||
}
|
||||
|
||||
tracking_2nd_DLL_filter::tracking_2nd_DLL_filter ()
|
||||
{
|
||||
d_pdi_code = 0.001;// Summation interval for code
|
||||
d_dlldampingratio=0.7;
|
||||
d_pdi_code = 0.001;// Summation interval for code
|
||||
d_dlldampingratio=0.7;
|
||||
}
|
||||
|
||||
tracking_2nd_DLL_filter::~tracking_2nd_DLL_filter ()
|
||||
|
|
|
@ -1,10 +1,12 @@
|
|||
/*!
|
||||
* \file tracking_2nd_DLL_filter.h
|
||||
* \brief Class that implements 2 order DLL filter for code tracking loop.
|
||||
* \brief Interface of a 2nd order DLL filter for code tracking loop.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements 2 order PLL filter for code tracking loop. The algorithm is described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S. H. Jensen, A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Class that implements a 2nd order PLL filter for code tracking loop.
|
||||
* The algorithm is described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S. H. Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Birkhauser, 2007, Applied and Numerical Harmonic Analysis.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,11 +1,12 @@
|
|||
/*!
|
||||
* \file tracking_2nd_PLL_filter.cc
|
||||
* \brief Class that implements 2 order PLL filter for tracking carrier loop.
|
||||
* \brief Implementation of a 2nd order PLL filter for tracking carrier loop.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements 2 order PLL filter for tracking carrier loop. The algorithm is described in [1]
|
||||
*
|
||||
* [1] K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.~H.~Jensen, A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Class that implements 2 order PLL filter for tracking carrier loop. The algorithm
|
||||
* is described in:
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.~H.~Jensen, A Software-Defined
|
||||
* GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Birkhauser, 2007, Applied and Numerical Harmonic Analysis.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,10 +1,12 @@
|
|||
/*!
|
||||
* \file tracking_2nd_PLL_filter.h
|
||||
* \brief Class that implements 2 order PLL filter for carrier tracking loop
|
||||
* \brief Interface of a 2nd order PLL filter for carrier tracking loop
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements 2 order PLL filter for tracking carrier loop. The algorithm is described in
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.~H.~Jensen, A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Class that implements 2 order PLL filter for tracking carrier loop.
|
||||
* The algorithm is described in
|
||||
* K.Borre, D.M.Akos, N.Bertelsen, P.Rinder, and S.H. Jensen,
|
||||
* A Software-Defined GPS and Galileo Receiver. A Single-Frequency Approach,
|
||||
* Birkhauser, 2007, Applied and Numerical Harmonic Analysis.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file tracking_FLL_PLL_filter.cc
|
||||
* \brief Class that implements hybrid FLL and PLL filter for tracking carrier loop
|
||||
* \brief Implementation of a hybrid FLL and PLL filter for tracking carrier loop
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements hybrid FLL and PLL filter for tracking carrier loop
|
||||
|
@ -36,76 +36,76 @@
|
|||
|
||||
void tracking_FLL_PLL_filter::set_params(float fll_bw_hz,float pll_bw_hz, int order)
|
||||
{
|
||||
/*!
|
||||
/*
|
||||
* Filter design (Kaplan 2nd ed., Pag. 181 Fig. 181)
|
||||
*/
|
||||
d_order=order;
|
||||
d_order=order;
|
||||
if (d_order==3)
|
||||
{
|
||||
/*!
|
||||
* 3rd order PLL with 2nd order FLL assist
|
||||
*/
|
||||
d_pll_b3 = 2.400;
|
||||
d_pll_a3 = 1.100;
|
||||
d_pll_a2 = 1.414;
|
||||
d_pll_w0p = pll_bw_hz/0.7845;
|
||||
d_pll_w0p2 = d_pll_w0p*d_pll_w0p;
|
||||
d_pll_w0p3 = d_pll_w0p2*d_pll_w0p;
|
||||
{
|
||||
/*
|
||||
* 3rd order PLL with 2nd order FLL assist
|
||||
*/
|
||||
d_pll_b3 = 2.400;
|
||||
d_pll_a3 = 1.100;
|
||||
d_pll_a2 = 1.414;
|
||||
d_pll_w0p = pll_bw_hz/0.7845;
|
||||
d_pll_w0p2 = d_pll_w0p*d_pll_w0p;
|
||||
d_pll_w0p3 = d_pll_w0p2*d_pll_w0p;
|
||||
|
||||
d_pll_w0f = fll_bw_hz/0.53;
|
||||
d_pll_w0f2 = d_pll_w0f*d_pll_w0f;
|
||||
}else
|
||||
{
|
||||
/*!
|
||||
* 2rd order PLL with 1st order FLL assist
|
||||
*/
|
||||
d_pll_a2 = 1.414;
|
||||
d_pll_w0p = pll_bw_hz/0.53;
|
||||
d_pll_w0p2 = d_pll_w0p*d_pll_w0p;
|
||||
d_pll_w0f = fll_bw_hz/0.25;
|
||||
}
|
||||
d_pll_w0f = fll_bw_hz/0.53;
|
||||
d_pll_w0f2 = d_pll_w0f*d_pll_w0f;
|
||||
}else
|
||||
{
|
||||
/*
|
||||
* 2nd order PLL with 1st order FLL assist
|
||||
*/
|
||||
d_pll_a2 = 1.414;
|
||||
d_pll_w0p = pll_bw_hz/0.53;
|
||||
d_pll_w0p2 = d_pll_w0p*d_pll_w0p;
|
||||
d_pll_w0f = fll_bw_hz/0.25;
|
||||
}
|
||||
|
||||
}
|
||||
void tracking_FLL_PLL_filter::initialize(float d_acq_carrier_doppler_hz)
|
||||
{
|
||||
if (d_order==3)
|
||||
{
|
||||
d_pll_x = 2.0*d_acq_carrier_doppler_hz;
|
||||
d_pll_w = 0;
|
||||
}else{
|
||||
d_pll_w = d_acq_carrier_doppler_hz;
|
||||
d_pll_x = 0;
|
||||
}
|
||||
if (d_order==3)
|
||||
{
|
||||
d_pll_x = 2.0*d_acq_carrier_doppler_hz;
|
||||
d_pll_w = 0;
|
||||
}else{
|
||||
d_pll_w = d_acq_carrier_doppler_hz;
|
||||
d_pll_x = 0;
|
||||
}
|
||||
}
|
||||
|
||||
float tracking_FLL_PLL_filter::get_carrier_error(float FLL_discriminator, float PLL_discriminator, float correlation_time_s)
|
||||
{
|
||||
float carrier_error_hz;
|
||||
if (d_order==3)
|
||||
{
|
||||
/*!
|
||||
* 3rd order PLL with 2nd order FLL assist
|
||||
*/
|
||||
d_pll_w = d_pll_w + correlation_time_s * (d_pll_w0p3 * PLL_discriminator + d_pll_w0f2 * FLL_discriminator);
|
||||
d_pll_x = d_pll_x + correlation_time_s * (0.5*d_pll_w + d_pll_a2 * d_pll_w0f * FLL_discriminator + d_pll_a3 * d_pll_w0p2 * PLL_discriminator);
|
||||
carrier_error_hz = 0.5*d_pll_x + d_pll_b3 * d_pll_w0p * PLL_discriminator;
|
||||
}else
|
||||
{
|
||||
/*!
|
||||
* 2rd order PLL with 1st order FLL assist
|
||||
*/
|
||||
float pll_w_new;
|
||||
pll_w_new = d_pll_w + PLL_discriminator*d_pll_w0p2*correlation_time_s + FLL_discriminator*d_pll_w0f*correlation_time_s ;
|
||||
carrier_error_hz = 0.5*(pll_w_new + d_pll_w)+d_pll_a2 * d_pll_w0p*PLL_discriminator;
|
||||
d_pll_w =pll_w_new;
|
||||
/*std::cout<<" d_pll_w = "<<carrier_error_hz<<
|
||||
float carrier_error_hz;
|
||||
if (d_order==3)
|
||||
{
|
||||
/*
|
||||
* 3rd order PLL with 2nd order FLL assist
|
||||
*/
|
||||
d_pll_w = d_pll_w + correlation_time_s * (d_pll_w0p3 * PLL_discriminator + d_pll_w0f2 * FLL_discriminator);
|
||||
d_pll_x = d_pll_x + correlation_time_s * (0.5*d_pll_w + d_pll_a2 * d_pll_w0f * FLL_discriminator + d_pll_a3 * d_pll_w0p2 * PLL_discriminator);
|
||||
carrier_error_hz = 0.5*d_pll_x + d_pll_b3 * d_pll_w0p * PLL_discriminator;
|
||||
}else
|
||||
{
|
||||
/*
|
||||
* 2nd order PLL with 1st order FLL assist
|
||||
*/
|
||||
float pll_w_new;
|
||||
pll_w_new = d_pll_w + PLL_discriminator*d_pll_w0p2*correlation_time_s + FLL_discriminator*d_pll_w0f*correlation_time_s ;
|
||||
carrier_error_hz = 0.5*(pll_w_new + d_pll_w)+d_pll_a2 * d_pll_w0p*PLL_discriminator;
|
||||
d_pll_w =pll_w_new;
|
||||
/*std::cout<<" d_pll_w = "<<carrier_error_hz<<
|
||||
", pll_w_new = "<<pll_w_new
|
||||
<<", PLL_discriminator=" <<PLL_discriminator
|
||||
<<" FLL_discriminator ="<<FLL_discriminator
|
||||
<<" correlation_time_s = "<<correlation_time_s<<"\r\n";*/
|
||||
}
|
||||
}
|
||||
|
||||
return carrier_error_hz;
|
||||
return carrier_error_hz;
|
||||
|
||||
}
|
||||
|
||||
|
|
|
@ -1,10 +1,8 @@
|
|||
/*!
|
||||
* \file tracking_FLL_PLL_filter.h
|
||||
* \brief Class that implements hybrid FLL and PLL filter for tracking carrier loop
|
||||
* \brief Interface of a hybrid FLL and PLL filter for tracking carrier loop
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Class that implements hybrid FLL and PLL filter for tracking carrier loop
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file tracking_discriminators.cc
|
||||
* \brief Library with a set of code tracking and carrier tracking discriminators that is used by the tracking algorithms
|
||||
* \brief Implementation of a library with a set of code tracking
|
||||
* and carrier tracking discriminators that is used by the tracking algorithms.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
*
|
||||
|
@ -33,7 +34,7 @@
|
|||
#include <math.h>
|
||||
|
||||
// All the outputs are in RADIANS
|
||||
/*!
|
||||
/*
|
||||
* FLL four quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \frac{\phi_2-\phi_1}{t_2-t1}=\frac{ATAN2(cross,dot)}{t_1-t_2},
|
||||
|
@ -45,13 +46,14 @@
|
|||
|
||||
float fll_four_quadrant_atan(gr_complex prompt_s1, gr_complex prompt_s2,float t1, float t2)
|
||||
{
|
||||
float cross,dot;
|
||||
dot=prompt_s1.imag()*prompt_s2.imag()+prompt_s1.real()*prompt_s2.real();
|
||||
cross=prompt_s1.imag()*prompt_s2.real()-prompt_s2.imag()*prompt_s1.real();
|
||||
return atan2(cross,dot)/(t2-t1);
|
||||
float cross,dot;
|
||||
dot=prompt_s1.imag()*prompt_s2.imag()+prompt_s1.real()*prompt_s2.real();
|
||||
cross=prompt_s1.imag()*prompt_s2.real()-prompt_s2.imag()*prompt_s1.real();
|
||||
return atan2(cross,dot)/(t2-t1);
|
||||
}
|
||||
|
||||
/*!
|
||||
|
||||
/*
|
||||
* PLL four quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \phi=ATAN2(Q_{PS},I_{PS}),
|
||||
|
@ -60,27 +62,29 @@ float fll_four_quadrant_atan(gr_complex prompt_s1, gr_complex prompt_s2,float t1
|
|||
*/
|
||||
float pll_four_quadrant_atan(gr_complex prompt_s1)
|
||||
{
|
||||
return atan2(prompt_s1.real(),prompt_s1.imag());
|
||||
return atan2(prompt_s1.real(),prompt_s1.imag());
|
||||
}
|
||||
|
||||
/*!
|
||||
|
||||
/*
|
||||
* PLL Costas loop two quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \phi=ATAN\left(\frac{Q_{PS}}{I_{PS}}\right),
|
||||
* \f}
|
||||
* where \f$I_{PS1},Q_{PS1}\f$ are the inphase and quadrature prompt correlator outputs respectively. The output is in [radians].
|
||||
*/
|
||||
|
||||
float pll_cloop_two_quadrant_atan(gr_complex prompt_s1)
|
||||
{
|
||||
if (prompt_s1.imag()!=0.0)
|
||||
{
|
||||
return atan(prompt_s1.real()/prompt_s1.imag());
|
||||
}else{
|
||||
return 0;
|
||||
}
|
||||
if (prompt_s1.imag()!=0.0)
|
||||
{
|
||||
return atan(prompt_s1.real()/prompt_s1.imag());
|
||||
}else{
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
/*!
|
||||
|
||||
|
||||
/*
|
||||
* DLL Noncoherent Early minus Late envelope normalized discriminator:
|
||||
* \f{equation}
|
||||
* error=\frac{E-L}{E+L},
|
||||
|
@ -90,8 +94,8 @@ float pll_cloop_two_quadrant_atan(gr_complex prompt_s1)
|
|||
*/
|
||||
float dll_nc_e_minus_l_normalized(gr_complex early_s1, gr_complex late_s1)
|
||||
{
|
||||
float P_early, P_late;
|
||||
P_early=std::abs(early_s1);
|
||||
P_late=std::abs(late_s1);
|
||||
return (P_early-P_late)/((P_early+P_late));
|
||||
float P_early, P_late;
|
||||
P_early=std::abs(early_s1);
|
||||
P_late=std::abs(late_s1);
|
||||
return (P_early-P_late)/((P_early+P_late));
|
||||
}
|
||||
|
|
|
@ -1,9 +1,11 @@
|
|||
/*!
|
||||
* \file tracking_discriminators.h
|
||||
* \brief Library with a set of code tracking and carrier tracking disctiminators
|
||||
* \brief Interface of a library with a set of code tracking and carrier
|
||||
* tracking discriminators.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Library with a set of code tracking and carrier tracking disctiminators that is used by the tracking algorithms
|
||||
* Library with a set of code tracking and carrier tracking discriminators
|
||||
* that is used by the tracking algorithms.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -35,12 +37,50 @@
|
|||
|
||||
#include <gnuradio/gr_complex.h>
|
||||
|
||||
/*! brief FLL four quadrant arctan discriminator
|
||||
*
|
||||
* FLL four quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \frac{\phi_2-\phi_1}{t_2-t1}=\frac{ATAN2(cross,dot)}{t_1-t_2},
|
||||
* \f}
|
||||
* where \f$cross=I_{PS1}Q_{PS2}-I_{PS2}Q_{PS1}\f$ and \f$dot=I_{PS1}I_{PS2}+Q_{PS1}Q_{PS2}\f$,
|
||||
* \f$I_{PS1},Q_{PS1}\f$ are the inphase and quadrature prompt correlator outputs respectively at sample time \f$t_1\f$, and
|
||||
* \f$I_{PS2},Q_{PS2}\f$ are the inphase and quadrature prompt correlator outputs respectively at sample time \f$t_2\f$. The output is in [radians/second].
|
||||
*/
|
||||
float fll_four_quadrant_atan(gr_complex prompt_s1, gr_complex prompt_s2,float t1, float t2);
|
||||
|
||||
|
||||
/*! \brief PLL four quadrant arctan discriminator
|
||||
*
|
||||
* PLL four quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \phi=ATAN2(Q_{PS},I_{PS}),
|
||||
* \f}
|
||||
* where \f$I_{PS1},Q_{PS1}\f$ are the inphase and quadrature prompt correlator outputs respectively. The output is in [radians].
|
||||
*/
|
||||
float pll_four_quadrant_atan(gr_complex prompt_s1);
|
||||
|
||||
|
||||
/*! \brief PLL Costas loop two quadrant arctan discriminator
|
||||
*
|
||||
* PLL Costas loop two quadrant arctan discriminator:
|
||||
* \f{equation}
|
||||
* \phi=ATAN\left(\frac{Q_{PS}}{I_{PS}}\right),
|
||||
* \f}
|
||||
* where \f$I_{PS1},Q_{PS1}\f$ are the inphase and quadrature prompt correlator outputs respectively. The output is in [radians].
|
||||
*/
|
||||
float pll_cloop_two_quadrant_atan(gr_complex prompt_s1);
|
||||
|
||||
|
||||
/*! \brief DLL Noncoherent Early minus Late envelope normalized discriminator
|
||||
*
|
||||
* DLL Noncoherent Early minus Late envelope normalized discriminator:
|
||||
* \f{equation}
|
||||
* error=\frac{E-L}{E+L},
|
||||
* \f}
|
||||
* where \f$E=\sqrt{I_{ES}^2,Q_{ES}^2}\f$ is the Early correlator output absolute value and
|
||||
* \f$L=\sqrt{I_{LS}^2,Q_{LS}^2}\f$ is the Late correlator output absolute value. The output is in [chips].
|
||||
*/
|
||||
float dll_nc_e_minus_l_normalized(gr_complex early_s1, gr_complex late_s1);
|
||||
|
||||
|
||||
|
|
|
@ -47,7 +47,6 @@
|
|||
* instantiated directly if all inherited pure virtual methods have been
|
||||
* implemented by that class or a parent class.
|
||||
*/
|
||||
|
||||
class ChannelInterface: public GNSSBlockInterface
|
||||
{
|
||||
|
||||
|
|
|
@ -6,10 +6,6 @@
|
|||
* The interface defines an accessor method that gets a parameter name as input
|
||||
* and returns the value of this parameter, a string, as output.
|
||||
* Property names are defined here. This is an abstract class for interfaces.
|
||||
* Since all its methods are virtual,
|
||||
* this class cannot be instantiated directly, and a subclass can only be
|
||||
* instantiated directly if all inherited pure virtual methods have been
|
||||
* implemented by that class or a parent class.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -69,7 +65,6 @@ public:
|
|||
unsigned int default_value) = 0;
|
||||
virtual float property(std::string property_name, float default_value) = 0;
|
||||
virtual double property(std::string property_name, double default_value) = 0;
|
||||
|
||||
virtual void set_property(std::string property_name, std::string value) = 0;
|
||||
};
|
||||
|
||||
|
|
|
@ -59,7 +59,6 @@ public:
|
|||
virtual std::string role() = 0;
|
||||
virtual std::string implementation() = 0;
|
||||
virtual size_t item_size() = 0;
|
||||
|
||||
virtual void connect(gr_top_block_sptr top_block) = 0;
|
||||
virtual void disconnect(gr_top_block_sptr top_block) = 0;
|
||||
virtual gr_basic_block_sptr get_left_block() = 0;
|
||||
|
|
|
@ -1,9 +1,9 @@
|
|||
/*!
|
||||
* \file pseudorange_interface.h
|
||||
* \brief This class represents an interface to a navigation gnss block.
|
||||
* \brief This class represents an interface to an Observables block.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Abstract class for pseudorange_intefaces. Since all its methods are virtual,
|
||||
* Abstract class for Observables modules. Since all its methods are virtual,
|
||||
* this class cannot be instantiated directly, and a subclass can only be
|
||||
* instantiated directly if all inherited pure virtual methods have been
|
||||
* implemented by that class or a parent class.
|
||||
|
|
|
@ -1,9 +1,9 @@
|
|||
/*!
|
||||
* \file pvt_interface.h
|
||||
* \brief This class represents an interface to a PVT gnss block.
|
||||
* \brief This class represents an interface to a PVT block.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Abstract class for pseudorange_intefaces. Since all its methods are virtual,
|
||||
* Abstract class for PVT solvers. Since all its methods are virtual,
|
||||
* this class cannot be instantiated directly, and a subclass can only be
|
||||
* instantiated directly if all inherited pure virtual methods have been
|
||||
* implemented by that class or a parent class.
|
||||
|
@ -40,9 +40,9 @@
|
|||
#include "gnss_block_interface.h"
|
||||
|
||||
/*!
|
||||
* \brief This class represents an interface to a PVT gnss block.
|
||||
* \brief This class represents an interface to a PVT block.
|
||||
*
|
||||
* Abstract class for PVT intefaces, derived from GNSSBlockInterface.
|
||||
* Abstract class for PVT interfaces, derived from GNSSBlockInterface.
|
||||
* Since all its methods are virtual,
|
||||
* this class cannot be instantiated directly, and a subclass can only be
|
||||
* instantiated directly if all inherited pure virtual methods have been
|
||||
|
|
|
@ -1,9 +1,9 @@
|
|||
/*!
|
||||
* \file navigation_interface.h
|
||||
* \brief This class represents an interface to a navigation GNSS block.
|
||||
* \brief This class represents an interface to a telemetry decoder block.
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* Abstract class for navigation interfaces. Since all its methods are virtual,
|
||||
* Abstract class for telemetry decoders. Since all its methods are virtual,
|
||||
* this class cannot be instantiated directly, and a subclass can only be
|
||||
* instantiated directly if all inherited pure virtual methods have been
|
||||
* implemented by that class or a parent class.
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file tracking_interface.h
|
||||
* \brief This class represents an interface to an tracking GNSS block.
|
||||
* \brief This class represents an interface to a tracking block.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Abstract class for tracking interfaces. Since all its methods are virtual,
|
||||
|
|
|
@ -1,7 +1,7 @@
|
|||
/*!
|
||||
* \file string_converter.cc
|
||||
* \brief This class interprets the contents of a string and converts it into
|
||||
* different types.
|
||||
* \brief Implementation of a class that interprets the contents of a string
|
||||
* and converts it into different types.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -29,8 +29,8 @@
|
|||
* -------------------------------------------------------------------------
|
||||
*/
|
||||
|
||||
#include "string_converter.h"
|
||||
|
||||
#include "string_converter.h"
|
||||
#include <sstream>
|
||||
#include <iostream>
|
||||
|
||||
|
@ -42,82 +42,84 @@ StringConverter::~StringConverter() {
|
|||
|
||||
bool StringConverter::convert(std::string value, bool default_value) {
|
||||
|
||||
if(value.compare("true") == 0) {
|
||||
return true;
|
||||
} else if(value.compare("false") == 0) {
|
||||
return false;
|
||||
} else {
|
||||
return default_value;
|
||||
}
|
||||
if(value.compare("true") == 0) {
|
||||
return true;
|
||||
} else if(value.compare("false") == 0) {
|
||||
return false;
|
||||
} else {
|
||||
return default_value;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
long StringConverter::convert(std::string value, long default_value) {
|
||||
|
||||
std::stringstream stream(value);
|
||||
std::stringstream stream(value);
|
||||
|
||||
long result;
|
||||
stream >> result;
|
||||
long result;
|
||||
stream >> result;
|
||||
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
int StringConverter::convert(std::string value, int default_value) {
|
||||
|
||||
std::stringstream stream(value);
|
||||
std::stringstream stream(value);
|
||||
|
||||
int result;
|
||||
stream >> result;
|
||||
int result;
|
||||
stream >> result;
|
||||
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
unsigned int StringConverter::convert(std::string value, unsigned int default_value) {
|
||||
|
||||
std::stringstream stream(value);
|
||||
std::stringstream stream(value);
|
||||
|
||||
unsigned int result;
|
||||
stream >> result;
|
||||
unsigned int result;
|
||||
stream >> result;
|
||||
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
float StringConverter::convert(std::string value, float default_value) {
|
||||
|
||||
std::stringstream stream(value);
|
||||
std::stringstream stream(value);
|
||||
|
||||
float result;
|
||||
stream >> result;
|
||||
float result;
|
||||
stream >> result;
|
||||
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
double StringConverter::convert(std::string value, double default_value) {
|
||||
|
||||
std::stringstream stream(value);
|
||||
std::stringstream stream(value);
|
||||
|
||||
double result;
|
||||
stream >> result;
|
||||
double result;
|
||||
stream >> result;
|
||||
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
if(stream.fail()) {
|
||||
return default_value;
|
||||
} else {
|
||||
return result;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
|
|
@ -1,7 +1,7 @@
|
|||
/*!
|
||||
* \file string_converter.h
|
||||
* \brief This class interprets the contents of a string and converts it into
|
||||
* different types.
|
||||
* \brief Interface of a class that interprets the contents of a string
|
||||
* and converts it into different types.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -30,23 +30,23 @@
|
|||
*/
|
||||
|
||||
|
||||
#ifndef STRING_CONVERTER_H_
|
||||
#define STRING_CONVERTER_H_
|
||||
#ifndef GNSS_SDR_STRING_CONVERTER_H_
|
||||
#define GNSS_SDR_STRING_CONVERTER_H_
|
||||
|
||||
#include <string>
|
||||
|
||||
class StringConverter {
|
||||
|
||||
public:
|
||||
StringConverter();
|
||||
virtual ~StringConverter();
|
||||
StringConverter();
|
||||
virtual ~StringConverter();
|
||||
|
||||
bool convert(std::string value, bool default_value);
|
||||
long convert(std::string value, long default_value);
|
||||
int convert(std::string value, int default_value);
|
||||
unsigned int convert(std::string value, unsigned int default_value);
|
||||
float convert(std::string value, float default_value);
|
||||
double convert(std::string value, double default_value);
|
||||
bool convert(std::string value, bool default_value);
|
||||
long convert(std::string value, long default_value);
|
||||
int convert(std::string value, int default_value);
|
||||
unsigned int convert(std::string value, unsigned int default_value);
|
||||
float convert(std::string value, float default_value);
|
||||
double convert(std::string value, double default_value);
|
||||
};
|
||||
|
||||
#endif /*STRING_CONVERTER_H_*/
|
||||
#endif /*GNSS_SDR_STRING_CONVERTER_H_*/
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file concurrent_queue.h
|
||||
* \brief This class implements a thread-safe std::queue
|
||||
* \brief Interface of a thread-safe std::queue
|
||||
* \author Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
@ -65,9 +65,9 @@ public:
|
|||
{
|
||||
boost::mutex::scoped_lock lock(the_mutex);
|
||||
if(the_queue.empty())
|
||||
{
|
||||
return false;
|
||||
}
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
popped_value=the_queue.front();
|
||||
the_queue.pop();
|
||||
|
@ -78,9 +78,9 @@ public:
|
|||
{
|
||||
boost::mutex::scoped_lock lock(the_mutex);
|
||||
while(the_queue.empty())
|
||||
{
|
||||
the_condition_variable.wait(lock);
|
||||
}
|
||||
{
|
||||
the_condition_variable.wait(lock);
|
||||
}
|
||||
|
||||
popped_value=the_queue.front();
|
||||
the_queue.pop();
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file control_message.h
|
||||
* \brief This class represents the different control messages.
|
||||
* \brief Interface for the different control messages.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -29,55 +29,52 @@
|
|||
*/
|
||||
|
||||
#include "control_message_factory.h"
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include <vector>
|
||||
|
||||
#include "string.h"
|
||||
|
||||
using google::LogMessage;
|
||||
|
||||
//! Constructor
|
||||
// Constructor
|
||||
ControlMessageFactory::ControlMessageFactory()
|
||||
{}
|
||||
|
||||
//! Destructor
|
||||
// Destructor
|
||||
ControlMessageFactory::~ControlMessageFactory()
|
||||
{}
|
||||
|
||||
gr_message_sptr ControlMessageFactory::GetQueueMessage(unsigned int who, unsigned int what) {
|
||||
|
||||
ControlMessage *control_message = new ControlMessage;
|
||||
ControlMessage *control_message = new ControlMessage;
|
||||
|
||||
control_message->who = who;
|
||||
control_message->what = what;
|
||||
control_message->who = who;
|
||||
control_message->what = what;
|
||||
|
||||
gr_message_sptr queue_message = gr_make_message(0, 0, 0, sizeof(ControlMessage));
|
||||
memcpy(queue_message->msg(), control_message, sizeof(ControlMessage));
|
||||
gr_message_sptr queue_message = gr_make_message(0, 0, 0, sizeof(ControlMessage));
|
||||
memcpy(queue_message->msg(), control_message, sizeof(ControlMessage));
|
||||
|
||||
delete control_message;
|
||||
delete control_message;
|
||||
|
||||
return queue_message;
|
||||
return queue_message;
|
||||
}
|
||||
|
||||
std::vector<ControlMessage*>* ControlMessageFactory::GetControlMessages(gr_message_sptr queue_message) {
|
||||
|
||||
std::vector<ControlMessage*>* control_messages = new std::vector<ControlMessage*>();
|
||||
unsigned int control_messages_count = queue_message->length() / sizeof(ControlMessage);
|
||||
if(queue_message->length() % sizeof(ControlMessage) != 0) {
|
||||
LOG_AT_LEVEL(WARNING) << "Queue message has size " << queue_message->length() << " which is not" <<
|
||||
" multiple of control message size " << sizeof(ControlMessage);
|
||||
LOG_AT_LEVEL(WARNING) << "Ignoring this queue message to prevent unexpected results.";
|
||||
return control_messages;
|
||||
}
|
||||
for(unsigned int i=0;i<control_messages_count;i++) {
|
||||
control_messages->push_back(new ControlMessage);
|
||||
memcpy(control_messages->at(i), queue_message->msg() + (i*sizeof(ControlMessage)), sizeof(ControlMessage));
|
||||
}
|
||||
std::vector<ControlMessage*>* control_messages = new std::vector<ControlMessage*>();
|
||||
unsigned int control_messages_count = queue_message->length() / sizeof(ControlMessage);
|
||||
if(queue_message->length() % sizeof(ControlMessage) != 0) {
|
||||
LOG_AT_LEVEL(WARNING) << "Queue message has size " << queue_message->length() << " which is not" <<
|
||||
" multiple of control message size " << sizeof(ControlMessage);
|
||||
LOG_AT_LEVEL(WARNING) << "Ignoring this queue message to prevent unexpected results.";
|
||||
return control_messages;
|
||||
}
|
||||
for(unsigned int i=0;i<control_messages_count;i++) {
|
||||
control_messages->push_back(new ControlMessage);
|
||||
memcpy(control_messages->at(i), queue_message->msg() + (i*sizeof(ControlMessage)), sizeof(ControlMessage));
|
||||
}
|
||||
|
||||
return control_messages;
|
||||
return control_messages;
|
||||
}
|
||||
|
||||
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file control_message_factory.h
|
||||
* \brief This class implements a factory for control messages.
|
||||
* \brief Interface of a factory for control messages.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
|
|
|
@ -82,33 +82,33 @@ void ControlThread::run()
|
|||
|
||||
flowgraph_->connect();
|
||||
if (flowgraph_->connected())
|
||||
{
|
||||
LOG_AT_LEVEL(INFO) << "Flowgraph connected";
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(INFO) << "Flowgraph connected";
|
||||
}
|
||||
else
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to connect flowgraph";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to connect flowgraph";
|
||||
return;
|
||||
}
|
||||
|
||||
flowgraph_->start();
|
||||
if (flowgraph_->running())
|
||||
{
|
||||
LOG_AT_LEVEL(INFO) << "Flowgraph started";
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(INFO) << "Flowgraph started";
|
||||
}
|
||||
else
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to start flowgraph";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to start flowgraph";
|
||||
return;
|
||||
}
|
||||
|
||||
// Main loop to read and process the control messages
|
||||
while (flowgraph_->running() && !stop_)
|
||||
{
|
||||
//TODO re-enable the blocking read messages functions and fork the process
|
||||
read_control_messages();
|
||||
if (control_messages_ != 0) process_control_messages();
|
||||
}
|
||||
{
|
||||
//TODO re-enable the blocking read messages functions and fork the process
|
||||
read_control_messages();
|
||||
if (control_messages_ != 0) process_control_messages();
|
||||
}
|
||||
|
||||
flowgraph_->stop();
|
||||
|
||||
|
@ -118,11 +118,11 @@ void ControlThread::run()
|
|||
void ControlThread::set_control_queue(gr_msg_queue_sptr control_queue)
|
||||
{
|
||||
if (flowgraph_->running())
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to set control queue while flowgraph is running";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to set control queue while flowgraph is running";
|
||||
return;
|
||||
}
|
||||
|
||||
control_queue_ = control_queue;
|
||||
}
|
||||
|
@ -130,7 +130,7 @@ void ControlThread::set_control_queue(gr_msg_queue_sptr control_queue)
|
|||
|
||||
void ControlThread::init()
|
||||
{
|
||||
// Instantiates a control queue, a GNSS flowgraph, and a control message factory
|
||||
// Instantiates a control queue, a GNSS flowgraph, and a control message factory
|
||||
control_queue_ = gr_make_msg_queue(0);
|
||||
flowgraph_ = new GNSSFlowgraph(configuration_, control_queue_);
|
||||
control_message_factory_ = new ControlMessageFactory();
|
||||
|
@ -145,14 +145,14 @@ void ControlThread::read_control_messages()
|
|||
DLOG(INFO) << "Reading control messages from queue";
|
||||
gr_message_sptr queue_message = control_queue_->delete_head();
|
||||
if (queue_message != 0)
|
||||
{
|
||||
control_messages_ = control_message_factory_->GetControlMessages(
|
||||
queue_message);
|
||||
}
|
||||
{
|
||||
control_messages_ = control_message_factory_->GetControlMessages(
|
||||
queue_message);
|
||||
}
|
||||
else
|
||||
{
|
||||
control_messages_ = 0;
|
||||
}
|
||||
{
|
||||
control_messages_ = 0;
|
||||
}
|
||||
}
|
||||
|
||||
// Apply the corresponding control actions
|
||||
|
@ -161,21 +161,21 @@ void ControlThread::process_control_messages()
|
|||
{
|
||||
|
||||
for (unsigned int i = 0; i < control_messages_->size(); i++)
|
||||
{
|
||||
if (stop_) break;
|
||||
if (control_messages_->at(i)->who == 200)
|
||||
{
|
||||
apply_action(control_messages_->at(i)->what);
|
||||
}
|
||||
else
|
||||
{
|
||||
flowgraph_->apply_action(control_messages_->at(i)->who,
|
||||
control_messages_->at(i)->what);
|
||||
}
|
||||
if (stop_) break;
|
||||
if (control_messages_->at(i)->who == 200)
|
||||
{
|
||||
apply_action(control_messages_->at(i)->what);
|
||||
}
|
||||
else
|
||||
{
|
||||
flowgraph_->apply_action(control_messages_->at(i)->who,
|
||||
control_messages_->at(i)->what);
|
||||
}
|
||||
|
||||
delete control_messages_->at(i);
|
||||
processed_control_messages_++;
|
||||
}
|
||||
delete control_messages_->at(i);
|
||||
processed_control_messages_++;
|
||||
}
|
||||
|
||||
control_messages_->clear();
|
||||
delete control_messages_;
|
||||
|
@ -188,13 +188,13 @@ void ControlThread::apply_action(unsigned int what)
|
|||
|
||||
switch (what)
|
||||
{
|
||||
case 0:
|
||||
DLOG(INFO) << "Received action STOP";
|
||||
stop_ = true;
|
||||
applied_actions_++;
|
||||
break;
|
||||
default:
|
||||
DLOG(INFO) << "Unrecognized action.";
|
||||
case 0:
|
||||
DLOG(INFO) << "Received action STOP";
|
||||
stop_ = true;
|
||||
applied_actions_++;
|
||||
break;
|
||||
default:
|
||||
DLOG(INFO) << "Unrecognized action.";
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
@ -66,14 +66,14 @@ public:
|
|||
//! \brief Virtual destructor. Derived classes must implement the destructor
|
||||
virtual ~ControlThread();
|
||||
|
||||
/*! \brief Runs the control thread
|
||||
*
|
||||
* This is the main loop that reads and process the control messages
|
||||
* 1- Connect the GNSS receiver flowgraph
|
||||
* 2- Start the GNSS receiver flowgraph
|
||||
* while (flowgraph_->running() && !stop)_{
|
||||
* 3- Read control messages and process them }
|
||||
*/
|
||||
/*! \brief Runs the control thread
|
||||
*
|
||||
* This is the main loop that reads and process the control messages:
|
||||
* - Connect the GNSS receiver flowgraph;
|
||||
* - Start the GNSS receiver flowgraph;
|
||||
* while (flowgraph_->running() && !stop)_{
|
||||
* - Read control messages and process them; }
|
||||
*/
|
||||
void run();
|
||||
|
||||
/*!
|
||||
|
@ -101,9 +101,8 @@ public:
|
|||
*/
|
||||
GNSSFlowgraph* flowgraph()
|
||||
{
|
||||
|
||||
return flowgraph_;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private:
|
||||
|
|
|
@ -1,6 +1,7 @@
|
|||
/*!
|
||||
* \file file_configuration.cc
|
||||
* \brief This class is an implementation of the interface ConfigurationInterface.
|
||||
* \brief Implementation of the interface ConfigurationInterface that reads the
|
||||
* configuration from a file.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* This implementation has a text file as the source for the values of the parameters.
|
||||
|
@ -35,12 +36,9 @@
|
|||
|
||||
|
||||
#include "file_configuration.h"
|
||||
|
||||
#include <string>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include "INIReader.h"
|
||||
#include "string_converter.h"
|
||||
#include "in_memory_configuration.h"
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file file_configuration.h
|
||||
* \brief This class is an implementation of the interface ConfigurationInterface.
|
||||
* \brief A ConfigurationInterface that reads the configuration from a file.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* This implementation has a text file as the source for the values of the parameters.
|
||||
|
|
|
@ -34,15 +34,12 @@
|
|||
*/
|
||||
|
||||
#include "gnss_block_factory.h"
|
||||
|
||||
#include <string>
|
||||
#include <sstream>
|
||||
#include <iostream>
|
||||
#include <boost/lexical_cast.hpp>
|
||||
|
||||
#include <glog/log_severity.h>
|
||||
#include <glog/logging.h>
|
||||
|
||||
#include "configuration_interface.h"
|
||||
#include "gnss_block_interface.h"
|
||||
#include "pass_through.h"
|
||||
|
@ -169,10 +166,10 @@ GNSSBlockInterface* GNSSBlockFactory::GetChannel(
|
|||
"SignalConditioner", "Pass_Through", 1, 1, queue),
|
||||
(AcquisitionInterface*)GetBlock(configuration, "Acquisition",
|
||||
acq, 1, 1, queue), (TrackingInterface*)GetBlock(
|
||||
configuration, "Tracking", trk, 1, 1, queue),
|
||||
(TelemetryDecoderInterface*)GetBlock(configuration,
|
||||
"TelemetryDecoder", tlm, 1, 1, queue), "Channel",
|
||||
"Channel", queue);
|
||||
configuration, "Tracking", trk, 1, 1, queue),
|
||||
(TelemetryDecoderInterface*)GetBlock(configuration,
|
||||
"TelemetryDecoder", tlm, 1, 1, queue), "Channel",
|
||||
"Channel", queue);
|
||||
}
|
||||
|
||||
std::vector<GNSSBlockInterface*>* GNSSBlockFactory::GetChannels(
|
||||
|
@ -190,141 +187,143 @@ std::vector<GNSSBlockInterface*>* GNSSBlockFactory::GetChannels(
|
|||
std::string telemetry_decoder = configuration->property(
|
||||
"TelemetryDecoder.implementation", default_implementation);
|
||||
for (unsigned int i = 0; i < channel_count; i++)
|
||||
{
|
||||
{
|
||||
|
||||
std::string acquisition_implementation_name = "Acquisition"
|
||||
+ boost::lexical_cast<std::string>(i) + ".implementation";
|
||||
std::string acquisition_implementation = configuration->property(
|
||||
acquisition_implementation_name, default_implementation);
|
||||
channels->push_back(GetChannel(configuration,
|
||||
acquisition_implementation, tracking, telemetry_decoder, i,
|
||||
queue));
|
||||
//std::cout << "getchannel_" << i << ", acq_implementation_name: "
|
||||
//<< acquisition_implementation_name << ", implementation: "
|
||||
//<< acquisition_implementation << std::endl;
|
||||
std::string acquisition_implementation_name = "Acquisition"
|
||||
+ boost::lexical_cast<std::string>(i) + ".implementation";
|
||||
std::string acquisition_implementation = configuration->property(
|
||||
acquisition_implementation_name, default_implementation);
|
||||
channels->push_back(GetChannel(configuration,
|
||||
acquisition_implementation, tracking, telemetry_decoder, i,
|
||||
queue));
|
||||
//std::cout << "getchannel_" << i << ", acq_implementation_name: "
|
||||
//<< acquisition_implementation_name << ", implementation: "
|
||||
//<< acquisition_implementation << std::endl;
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
DLOG(INFO) << "Getting " << channel_count << " channels";
|
||||
return channels;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* Returns the block with the required configuration and implementation
|
||||
*
|
||||
* PLEASE ADD YOUR NEW BLOCK HERE!!
|
||||
*/
|
||||
GNSSBlockInterface* GNSSBlockFactory::GetBlock(
|
||||
ConfigurationInterface *configuration, std::string role,
|
||||
std::string implementation, unsigned int in_streams,
|
||||
unsigned int out_streams, gr_msg_queue_sptr queue)
|
||||
{
|
||||
/*!
|
||||
* \brief Returns the block with the required configuration and implementation
|
||||
*
|
||||
* PLEASE ADD YOUR NEW BLOCK HERE!!
|
||||
*/
|
||||
|
||||
|
||||
GNSSBlockInterface* block = NULL; //Change to nullptr when available in compilers (C++11)
|
||||
|
||||
// SIGNAL SOURCES
|
||||
// SIGNAL SOURCES -------------------------------------------------------------
|
||||
if (implementation.compare("File_Signal_Source") == 0)
|
||||
{
|
||||
block = new FileSignalSource(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new FileSignalSource(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
|
||||
// else if (implementation.compare("USRP1_Signal_Source") == 0)
|
||||
// {
|
||||
// block = new Usrp1SignalSource(configuration, role, in_streams,
|
||||
// out_streams, queue);
|
||||
// }
|
||||
// else if (implementation.compare("USRP1_Signal_Source") == 0)
|
||||
// {
|
||||
// block = new Usrp1SignalSource(configuration, role, in_streams,
|
||||
// out_streams, queue);
|
||||
// }
|
||||
|
||||
//! \todo Create a UHD block
|
||||
|
||||
// SIGNAL CONDITIONERS
|
||||
// SIGNAL CONDITIONERS ---------------------------------------------------------
|
||||
|
||||
else if (implementation.compare("Pass_Through") == 0)
|
||||
{
|
||||
block = new PassThrough(configuration, role, in_streams, out_streams);
|
||||
{
|
||||
block = new PassThrough(configuration, role, in_streams, out_streams);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
else if (implementation.compare("Direct_Resampler") == 0)
|
||||
{
|
||||
block = new DirectResamplerConditioner(configuration, role,
|
||||
in_streams, out_streams);
|
||||
}
|
||||
{
|
||||
block = new DirectResamplerConditioner(configuration, role,
|
||||
in_streams, out_streams);
|
||||
}
|
||||
|
||||
// ACQUISITION BLOCKS
|
||||
// ACQUISITION BLOCKS ---------------------------------------------------------
|
||||
|
||||
else if (implementation.compare("GPS_L1_CA_GPS_SDR_Acquisition") == 0)
|
||||
{
|
||||
block = new GpsL1CaGpsSdrAcquisition(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaGpsSdrAcquisition(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
else if (implementation.compare("GPS_L1_CA_PCPS_Acquisition") == 0)
|
||||
{
|
||||
block = new GpsL1CaPcpsAcquisition(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaPcpsAcquisition(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
else if (implementation.compare("GPS_L1_CA_TONG_PCPS_Acquisition") == 0)
|
||||
{
|
||||
block = new GpsL1CaTongPcpsAcquisition(configuration, role,
|
||||
in_streams, out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaTongPcpsAcquisition(configuration, role,
|
||||
in_streams, out_streams, queue);
|
||||
}
|
||||
|
||||
// TRACKING BLOCKS
|
||||
// TRACKING BLOCKS -------------------------------------------------------------
|
||||
|
||||
else if (implementation.compare("GPS_L1_CA_DLL_PLL_Tracking") == 0)
|
||||
{
|
||||
block = new GpsL1CaDllPllTracking(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaDllPllTracking(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
else if (implementation.compare("GPS_L1_CA_DLL_FLL_PLL_Tracking") == 0)
|
||||
{
|
||||
block = new GpsL1CaDllFllPllTracking(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaDllFllPllTracking(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
|
||||
// TELEMETRY DECODERS
|
||||
// TELEMETRY DECODERS ----------------------------------------------------------
|
||||
|
||||
else if (implementation.compare("GPS_L1_CA_Telemetry_Decoder") == 0)
|
||||
{
|
||||
block = new GpsL1CaTelemetryDecoder(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaTelemetryDecoder(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
|
||||
// OBSERVABLES
|
||||
// OBSERVABLES -----------------------------------------------------------------
|
||||
else if (implementation.compare("GPS_L1_CA_Observables") == 0)
|
||||
{
|
||||
block = new GpsL1CaObservables(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaObservables(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
|
||||
// PVT
|
||||
// PVT -------------------------------------------------------------------------
|
||||
|
||||
else if (implementation.compare("GPS_L1_CA_PVT") == 0)
|
||||
{
|
||||
block = new GpsL1CaPvt(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
{
|
||||
block = new GpsL1CaPvt(configuration, role, in_streams,
|
||||
out_streams, queue);
|
||||
}
|
||||
|
||||
// OUTPUT FILTERS
|
||||
// OUTPUT FILTERS --------------------------------------------------------------
|
||||
else if (implementation.compare("Null_Sink_Output_Filter") == 0)
|
||||
{
|
||||
block = new NullSinkOutputFilter(configuration, role, in_streams,
|
||||
out_streams);
|
||||
}
|
||||
{
|
||||
block = new NullSinkOutputFilter(configuration, role, in_streams,
|
||||
out_streams);
|
||||
}
|
||||
else if (implementation.compare("File_Output_Filter") == 0)
|
||||
{
|
||||
block = new FileOutputFilter(configuration, role, in_streams,
|
||||
out_streams);
|
||||
}
|
||||
{
|
||||
block = new FileOutputFilter(configuration, role, in_streams,
|
||||
out_streams);
|
||||
}
|
||||
|
||||
else
|
||||
{
|
||||
// Log fatal. This causes execution to stop.
|
||||
LOG_AT_LEVEL(ERROR) << implementation
|
||||
<< ": Undefined implementation for block";
|
||||
}
|
||||
{
|
||||
// Log fatal. This causes execution to stop.
|
||||
LOG_AT_LEVEL(ERROR) << implementation
|
||||
<< ": Undefined implementation for block";
|
||||
}
|
||||
|
||||
return block;
|
||||
}
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gnss_block_factory.h
|
||||
* \brief This class implements a factory that returns instances of GNSS blocks.
|
||||
* \brief Interface of a factory that returns instances of GNSS blocks.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
* Javier Arribas, 2011. jarribas(at)cttc.es
|
||||
|
@ -38,7 +38,6 @@
|
|||
|
||||
#include <vector>
|
||||
#include <string>
|
||||
|
||||
#include <gnuradio/gr_msg_queue.h>
|
||||
|
||||
class ConfigurationInterface;
|
||||
|
@ -67,6 +66,10 @@ public:
|
|||
gr_msg_queue_sptr queue);
|
||||
std::vector<GNSSBlockInterface*>* GetChannels(
|
||||
ConfigurationInterface *configuration, gr_msg_queue_sptr queue);
|
||||
|
||||
/*
|
||||
* \brief Returns the block with the required configuration and implementation
|
||||
*/
|
||||
GNSSBlockInterface* GetBlock(ConfigurationInterface* configuration,
|
||||
std::string role, std::string implementation,
|
||||
unsigned int in_streams, unsigned int out_streams,
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gnss_flowgraph.cc
|
||||
* \brief Brief description of the file here
|
||||
* \brief Implementation of a GNSS receiver flowgraph
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
@ -64,9 +64,9 @@ GNSSFlowgraph::~GNSSFlowgraph()
|
|||
delete block_factory_;
|
||||
|
||||
for (unsigned int i = 0; i < blocks_->size(); i++)
|
||||
{
|
||||
delete blocks_->at(i);
|
||||
}
|
||||
{
|
||||
delete blocks_->at(i);
|
||||
}
|
||||
blocks_->clear();
|
||||
|
||||
delete blocks_;
|
||||
|
@ -75,20 +75,20 @@ GNSSFlowgraph::~GNSSFlowgraph()
|
|||
void GNSSFlowgraph::start()
|
||||
{
|
||||
if (running_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Already running";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Already running";
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
top_block_->start();
|
||||
top_block_->start();
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to start flowgraph";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR) << "Unable to start flowgraph";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
return;
|
||||
}
|
||||
|
||||
running_ = true;
|
||||
|
@ -97,9 +97,9 @@ void GNSSFlowgraph::start()
|
|||
void GNSSFlowgraph::stop()
|
||||
{
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
channel(i)->stop();
|
||||
}
|
||||
{
|
||||
channel(i)->stop();
|
||||
}
|
||||
DLOG(INFO) << "Threads finished. Return to main program.";
|
||||
top_block_->stop();
|
||||
running_ = false;
|
||||
|
@ -107,184 +107,184 @@ void GNSSFlowgraph::stop()
|
|||
|
||||
void GNSSFlowgraph::connect()
|
||||
{
|
||||
/* Connects the blocks in the flowgraph
|
||||
*
|
||||
* Signal Source > Signal conditioner > Channels >> Observables >> PVT > Output filter
|
||||
*/
|
||||
DLOG(INFO) << "Connecting flowgraph";
|
||||
/* Connects the blocks in the flowgraph
|
||||
*
|
||||
* Signal Source > Signal conditioner > Channels >> Observables >> PVT > Output filter
|
||||
*/
|
||||
DLOG(INFO) << "Connecting flowgraph";
|
||||
if (connected_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "flowgraph already connected";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "flowgraph already connected";
|
||||
return;
|
||||
}
|
||||
|
||||
// Connect GNSS block internally
|
||||
try
|
||||
{
|
||||
signal_source()->connect(top_block_);
|
||||
signal_source()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect signal source block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
signal_conditioner()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal conditioner block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
try
|
||||
{
|
||||
channel(i)->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect channel " << i
|
||||
<< " internally";
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect signal source block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
signal_conditioner()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal conditioner block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
try
|
||||
{
|
||||
channel(i)->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect channel " << i
|
||||
<< " internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
observables()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect observables block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
observables()->connect(top_block_);
|
||||
pvt()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect observables block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect PVT block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
pvt()->connect(top_block_);
|
||||
output_filter()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect PVT block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
output_filter()->connect(top_block_);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect output filter block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect output filter block internally";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
DLOG(INFO) << "blocks connected internally";
|
||||
|
||||
try
|
||||
{
|
||||
top_block_->connect(signal_source()->get_right_block(), 0,
|
||||
signal_conditioner()->get_left_block(), 0);
|
||||
top_block_->connect(signal_source()->get_right_block(), 0,
|
||||
signal_conditioner()->get_left_block(), 0);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal source to signal conditioner";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal source to signal conditioner";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
DLOG(INFO) << "Signal source connected to signal conditioner";
|
||||
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
try
|
||||
{
|
||||
top_block_->connect(signal_conditioner()->get_right_block(), 0,
|
||||
channel(i)->get_left_block(), 0);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal conditioner to channel " << i;
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
try
|
||||
{
|
||||
top_block_->connect(signal_conditioner()->get_right_block(), 0,
|
||||
channel(i)->get_left_block(), 0);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR)
|
||||
<< "Can't connect signal conditioner to channel " << i;
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
DLOG(INFO) << "signal conditioner connected to channel " << i;
|
||||
DLOG(INFO) << "signal conditioner connected to channel " << i;
|
||||
|
||||
try
|
||||
{
|
||||
top_block_->connect(channel(i)->get_right_block(), 0,
|
||||
observables()->get_left_block(), i);
|
||||
try
|
||||
{
|
||||
top_block_->connect(channel(i)->get_right_block(), 0,
|
||||
observables()->get_left_block(), i);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect channel " << i
|
||||
<< " to observables";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
channel(i)->set_satellite(available_GPS_satellites_IDs_->front());
|
||||
std::cout << "Channel " << i << " satellite "
|
||||
<< available_GPS_satellites_IDs_->front() << std::endl;
|
||||
available_GPS_satellites_IDs_->pop_front();
|
||||
channel(i)->start();
|
||||
//channel(i)->start_acquisition();
|
||||
|
||||
DLOG(INFO) << "Channel " << i
|
||||
<< " connected to observables and ready for acquisition";
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect channel " << i
|
||||
<< " to observables";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
channel(i)->set_satellite(available_GPS_satellites_IDs_->front());
|
||||
std::cout << "Channel " << i << " satellite "
|
||||
<< available_GPS_satellites_IDs_->front() << std::endl;
|
||||
available_GPS_satellites_IDs_->pop_front();
|
||||
channel(i)->start();
|
||||
//channel(i)->start_acquisition();
|
||||
|
||||
DLOG(INFO) << "Channel " << i
|
||||
<< " connected to observables and ready for acquisition";
|
||||
}
|
||||
/*
|
||||
* Connect the observables output of each channel to the PVT block
|
||||
*/
|
||||
try
|
||||
{
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
top_block_->connect(observables()->get_right_block(), i,
|
||||
pvt()->get_left_block(), i);
|
||||
}
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
top_block_->connect(observables()->get_right_block(), i,
|
||||
pvt()->get_left_block(), i);
|
||||
}
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect observables to PVT";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect observables to PVT";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
try
|
||||
{
|
||||
top_block_->connect(pvt()->get_right_block(), 0,
|
||||
output_filter()->get_left_block(), 0);
|
||||
top_block_->connect(pvt()->get_right_block(), 0,
|
||||
output_filter()->get_left_block(), 0);
|
||||
}
|
||||
catch (std::exception& e)
|
||||
{
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect PVT to output filter";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
LOG_AT_LEVEL(ERROR) << "Can't connect PVT to output filter";
|
||||
LOG_AT_LEVEL(ERROR) << e.what();
|
||||
top_block_->disconnect_all();
|
||||
return;
|
||||
}
|
||||
|
||||
DLOG(INFO) << "PVT connected to output filter";
|
||||
|
@ -298,42 +298,42 @@ void GNSSFlowgraph::connect()
|
|||
void GNSSFlowgraph::wait()
|
||||
{
|
||||
if (!running_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Can't apply wait. Flowgraph is not running";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING) << "Can't apply wait. Flowgraph is not running";
|
||||
return;
|
||||
}
|
||||
top_block_->wait();
|
||||
DLOG(INFO) << "Flowgraph finished calculations";
|
||||
running_ = false;
|
||||
}
|
||||
|
||||
/*
|
||||
* Applies an action to the flowgraph
|
||||
*
|
||||
* \param[in] who Who generated the action
|
||||
* \param[in] what What is the action 0: acquisition failed
|
||||
*/
|
||||
void GNSSFlowgraph::apply_action(unsigned int who, unsigned int what)
|
||||
{
|
||||
/*!
|
||||
* \brief Applies an action to the flowgraph
|
||||
*
|
||||
* \param[in] who Who generated the action
|
||||
* \param[in] what What is the action 0: acquisition failed
|
||||
*/
|
||||
DLOG(INFO) << "received " << what << " from " << who;
|
||||
|
||||
switch (what)
|
||||
{
|
||||
case 0:
|
||||
case 0:
|
||||
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << who
|
||||
<< " ACQ FAILED satellite " << channel(who)->satellite();
|
||||
available_GPS_satellites_IDs_->push_back(
|
||||
channel(who)->satellite());
|
||||
channel(who)->set_satellite(
|
||||
available_GPS_satellites_IDs_->front());
|
||||
available_GPS_satellites_IDs_->pop_front();
|
||||
channel(who)->start_acquisition();
|
||||
break;
|
||||
// TODO: Tracking messages
|
||||
LOG_AT_LEVEL(INFO) << "Channel " << who
|
||||
<< " ACQ FAILED satellite " << channel(who)->satellite();
|
||||
available_GPS_satellites_IDs_->push_back(
|
||||
channel(who)->satellite());
|
||||
channel(who)->set_satellite(
|
||||
available_GPS_satellites_IDs_->front());
|
||||
available_GPS_satellites_IDs_->pop_front();
|
||||
channel(who)->start_acquisition();
|
||||
break;
|
||||
// TODO: Tracking messages
|
||||
|
||||
default:
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
DLOG(INFO) << "available channels "
|
||||
|
@ -343,17 +343,17 @@ void GNSSFlowgraph::apply_action(unsigned int who, unsigned int what)
|
|||
void GNSSFlowgraph::set_configuration(ConfigurationInterface* configuration)
|
||||
{
|
||||
if (running_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to update configuration while flowgraph running";
|
||||
return;
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to update configuration while flowgraph running";
|
||||
return;
|
||||
}
|
||||
|
||||
if (connected_)
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to update configuration while flowgraph connected";
|
||||
}
|
||||
{
|
||||
LOG_AT_LEVEL(WARNING)
|
||||
<< "Unable to update configuration while flowgraph connected";
|
||||
}
|
||||
|
||||
configuration_ = configuration;
|
||||
}
|
||||
|
@ -390,9 +390,9 @@ GNSSBlockInterface* GNSSFlowgraph::output_filter()
|
|||
|
||||
void GNSSFlowgraph::init()
|
||||
{
|
||||
/*!
|
||||
* \brief Instantiates the receiver blocks
|
||||
*/
|
||||
/*
|
||||
* Instantiates the receiver blocks
|
||||
*/
|
||||
blocks_->push_back(
|
||||
block_factory_->GetSignalSource(configuration_, queue_));
|
||||
blocks_->push_back(block_factory_->GetSignalConditioner(configuration_,
|
||||
|
@ -408,9 +408,9 @@ void GNSSFlowgraph::init()
|
|||
channels_count_ = channels->size();
|
||||
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
blocks_->push_back(channels->at(i));
|
||||
}
|
||||
{
|
||||
blocks_->push_back(channels->at(i));
|
||||
}
|
||||
|
||||
top_block_ = gr_make_top_block("GNSSFlowgraph");
|
||||
|
||||
|
@ -429,45 +429,45 @@ void GNSSFlowgraph::init()
|
|||
void GNSSFlowgraph::set_satellites_list()
|
||||
{
|
||||
|
||||
/*
|
||||
* Sets a sequential list of satellites (1...33)
|
||||
*/
|
||||
/*
|
||||
* Sets a sequential list of satellites (1...33)
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \TODO Describe GNSS satellites more nicely, with RINEX notation
|
||||
* See http://igscb.jpl.nasa.gov/igscb/data/format/rinex301.pdf (page 5)
|
||||
*/
|
||||
for (unsigned int id = 1; id < 33; id++)
|
||||
{
|
||||
available_GPS_satellites_IDs_->push_back(id);
|
||||
}
|
||||
/*!
|
||||
* \TODO Describe GNSS satellites more nicely, with RINEX notation
|
||||
* See http://igscb.jpl.nasa.gov/igscb/data/format/rinex301.pdf (page 5)
|
||||
*/
|
||||
for (unsigned int id = 1; id < 33; id++)
|
||||
{
|
||||
available_GPS_satellites_IDs_->push_back(id);
|
||||
}
|
||||
|
||||
std::list<unsigned int>::iterator it =
|
||||
available_GPS_satellites_IDs_->begin();
|
||||
|
||||
for (unsigned int i = 0; i < channels_count_; i++)
|
||||
{
|
||||
unsigned int sat = configuration_->property("Acquisition"
|
||||
+ boost::lexical_cast<std::string>(i) + ".satellite", 0);
|
||||
if ((sat == 0) || (sat==*it)) // 0 = not PRN in configuration file
|
||||
{
|
||||
it++;
|
||||
unsigned int sat = configuration_->property("Acquisition"
|
||||
+ boost::lexical_cast<std::string>(i) + ".satellite", 0);
|
||||
if ((sat == 0) || (sat==*it)) // 0 = not PRN in configuration file
|
||||
{
|
||||
it++;
|
||||
}
|
||||
else
|
||||
{
|
||||
available_GPS_satellites_IDs_->remove(sat);
|
||||
available_GPS_satellites_IDs_->insert(it, sat);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
available_GPS_satellites_IDs_->remove(sat);
|
||||
available_GPS_satellites_IDs_->insert(it, sat);
|
||||
}
|
||||
}
|
||||
|
||||
// std::cout << "Satellite queue: ";
|
||||
// for (std::list<unsigned int>::iterator it =
|
||||
// available_GPS_satellites_IDs_->begin(); it
|
||||
// != available_GPS_satellites_IDs_->end(); it++)
|
||||
// {
|
||||
// std::cout << *it << ", ";
|
||||
// }
|
||||
// std::cout << std::endl;
|
||||
// std::cout << "Satellite queue: ";
|
||||
// for (std::list<unsigned int>::iterator it =
|
||||
// available_GPS_satellites_IDs_->begin(); it
|
||||
// != available_GPS_satellites_IDs_->end(); it++)
|
||||
// {
|
||||
// std::cout << *it << ", ";
|
||||
// }
|
||||
// std::cout << std::endl;
|
||||
|
||||
}
|
||||
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file gnss_flowgraph.h
|
||||
* \brief This class represents a GNSS flowgraph.
|
||||
* \brief Interface of a GNSS receiver flowgraph.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
* Luis Esteve, 2011. luis(at)epsilon-formacion.com
|
||||
*
|
||||
|
@ -55,15 +55,15 @@ class GNSSFlowgraph
|
|||
{
|
||||
|
||||
public:
|
||||
/*!
|
||||
* \brief Constructor that initializes the receiver flowgraph
|
||||
/*!
|
||||
* \brief Constructor that initializes the receiver flowgraph
|
||||
*/
|
||||
GNSSFlowgraph(ConfigurationInterface* configuration,
|
||||
gr_msg_queue_sptr queue);
|
||||
|
||||
/*!
|
||||
* \brief Virtual destructor
|
||||
*/
|
||||
/*!
|
||||
* \brief Virtual destructor
|
||||
*/
|
||||
virtual ~GNSSFlowgraph();
|
||||
|
||||
//! \brief Start the flowgraph
|
||||
|
@ -72,15 +72,21 @@ public:
|
|||
//! \brief Stop the flowgraph
|
||||
void stop();
|
||||
|
||||
/*!
|
||||
* \brief Connects the defined blocks in the flowgraph
|
||||
*
|
||||
* Signal Source > Signal conditioner > Channels >> Observables >> PVT > Output filter
|
||||
*/
|
||||
/*!
|
||||
* \brief Connects the defined blocks in the flowgraph
|
||||
*
|
||||
* Signal Source > Signal conditioner > Channels >> Observables >> PVT > Output filter
|
||||
*/
|
||||
void connect();
|
||||
|
||||
void wait();
|
||||
|
||||
/*!
|
||||
* \brief Applies an action to the flowgraph
|
||||
*
|
||||
* \param[in] who Who generated the action
|
||||
* \param[in] what What is the action 0: acquisition failed
|
||||
*/
|
||||
void apply_action(unsigned int who, unsigned int what);
|
||||
|
||||
void set_configuration(ConfigurationInterface* configuration);
|
||||
|
|
|
@ -1,10 +1,9 @@
|
|||
/*!
|
||||
* \file
|
||||
* \brief Brief description of the file here
|
||||
* \file in_memory_configuration.cc
|
||||
* \brief This implementation accepts configuration parameters upon instantiation and
|
||||
* it is intended to be used in unit testing.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* Detailed description of the file here if needed.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
* Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)
|
||||
|
@ -32,9 +31,7 @@
|
|||
|
||||
|
||||
#include "in_memory_configuration.h"
|
||||
|
||||
#include <utility>
|
||||
|
||||
#include "string_converter.h"
|
||||
|
||||
InMemoryConfiguration::InMemoryConfiguration()
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
/*!
|
||||
* \file in_memory_configuration.h
|
||||
* \brief This class is an implementation of the interface ConfigurationInterface.
|
||||
* \brief A ConfigurationInterface for testing purposes.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* This implementation accepts configuration parameters upon instantiation and
|
||||
|
|
|
@ -3,8 +3,8 @@
|
|||
* \brief Main file of the GNSS-SDR program.
|
||||
* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
|
||||
*
|
||||
* It creates a ControlThread object, makes it run, and releases memory
|
||||
* back when the main thread has ended.
|
||||
* It sets up the logging system, creates a ControlThread object,
|
||||
* makes it run, and releases memory back when the main thread has ended.
|
||||
*
|
||||
* -------------------------------------------------------------------------
|
||||
*
|
||||
|
@ -51,8 +51,8 @@ DECLARE_string(log_dir);
|
|||
* \todo make this queue generic for all the GNSS systems (javi)
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \brief Concurrent queue that communicates the Telemetry Decoder
|
||||
/*
|
||||
* Concurrent queue that communicates the Telemetry Decoder
|
||||
* to the Observables modules
|
||||
*/
|
||||
concurrent_queue<gps_navigation_message> global_gps_nav_msg_queue;
|
||||
|
@ -61,12 +61,12 @@ int main(int argc, char** argv)
|
|||
{
|
||||
const std::string intro_help(
|
||||
std::string("\nGNSS-SDR is an Open Source GNSS Software Defined Receiver\n")
|
||||
+
|
||||
"Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)\n"
|
||||
+
|
||||
"This program comes with ABSOLUTELY NO WARRANTY;\n"
|
||||
+
|
||||
"See COPYING file to see a copy of the General Public License\n \n");
|
||||
+
|
||||
"Copyright (C) 2010-2011 (see AUTHORS file for a list of contributors)\n"
|
||||
+
|
||||
"This program comes with ABSOLUTELY NO WARRANTY;\n"
|
||||
+
|
||||
"See COPYING file to see a copy of the General Public License\n \n");
|
||||
|
||||
|
||||
google::SetUsageMessage(intro_help);
|
||||
|
@ -77,20 +77,20 @@ int main(int argc, char** argv)
|
|||
|
||||
google::InitGoogleLogging(argv[0]);
|
||||
if (FLAGS_log_dir.empty())
|
||||
{
|
||||
std::cout << "Logging will be done at " << boost::filesystem::temp_directory_path() << std::endl
|
||||
<< "Use gnss-sdr --log_dir=/path/to/log to change that."<< std::endl;
|
||||
}
|
||||
{
|
||||
std::cout << "Logging will be done at " << boost::filesystem::temp_directory_path() << std::endl
|
||||
<< "Use gnss-sdr --log_dir=/path/to/log to change that."<< std::endl;
|
||||
}
|
||||
else
|
||||
{
|
||||
const boost::filesystem::path p (FLAGS_log_dir);
|
||||
if (!boost::filesystem::exists(p))
|
||||
{
|
||||
std::cout << "The path " << FLAGS_log_dir << " does not exist, attepting to create it" << std::endl;
|
||||
boost::filesystem::create_directory(p);
|
||||
}
|
||||
std::cout << "Logging with be done at " << FLAGS_log_dir << std::endl;
|
||||
}
|
||||
{
|
||||
const boost::filesystem::path p (FLAGS_log_dir);
|
||||
if (!boost::filesystem::exists(p))
|
||||
{
|
||||
std::cout << "The path " << FLAGS_log_dir << " does not exist, attempting to create it" << std::endl;
|
||||
boost::filesystem::create_directory(p);
|
||||
}
|
||||
std::cout << "Logging with be done at " << FLAGS_log_dir << std::endl;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
|
Loading…
Reference in New Issue