mirrors/gnss-sdr
1
0
Fork 0
mirror of https://github.com/gnss-sdr/gnss-sdr synced 2024-12-15 04:30:33 +00:00
Code Issues Releases Wiki Activity

removed tracking state 0

Browse Source
This commit is contained in:
Marc Majoral 2019-07-09 12:17:56 +02:00
parent c8ccd5ef91
commit fc18eba4dd
2 changed files with 44 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

51
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking_fpga.cc
View File

@ -501,7 +501,7 @@ dll_pll_veml_tracking_fpga::dll_pll_veml_tracking_fpga(const Dll_Pll_Conf_Fpga &
d_carrier_phase_step_rad = 0.0; d_carrier_phase_step_rad = 0.0;
d_carrier_phase_rate_step_rad = 0.0; d_carrier_phase_rate_step_rad = 0.0;
d_rem_code_phase_chips = 0.0; d_rem_code_phase_chips = 0.0;
d_state = 0; // initial state: standby d_state = 1; // initial state: standby
clear_tracking_vars(); clear_tracking_vars();
if (trk_parameters.smoother_length > 0) if (trk_parameters.smoother_length > 0)
@ -567,6 +567,7 @@ dll_pll_veml_tracking_fpga::dll_pll_veml_tracking_fpga(const Dll_Pll_Conf_Fpga &
std::ofstream outfile; std::ofstream outfile;
outfile.open("trk_out.txt", std::ios_base::trunc); outfile.open("trk_out.txt", std::ios_base::trunc);
outfile.close(); outfile.close();
d_worker_is_done = false;
} }
void dll_pll_veml_tracking_fpga::msg_handler_telemetry_to_trk(const pmt::pmt_t &msg) void dll_pll_veml_tracking_fpga::msg_handler_telemetry_to_trk(const pmt::pmt_t &msg)
@ -621,8 +622,14 @@ void dll_pll_veml_tracking_fpga::start_tracking()
d_carrier_loop_filter.initialize(static_cast<float>(d_acq_carrier_doppler_hz)); // initialize the carrier filter d_carrier_loop_filter.initialize(static_cast<float>(d_acq_carrier_doppler_hz)); // initialize the carrier filter
boost::mutex::scoped_lock lock(d_mutex);
d_worker_is_done = true;
m_condition.notify_one();
// enable tracking pull-in // enable tracking pull-in
d_state = 1; //d_state = 1;
} }
@ -1814,7 +1821,7 @@ void dll_pll_veml_tracking_fpga::set_gnss_synchro(Gnss_Synchro *p_gnss_synchro)
void dll_pll_veml_tracking_fpga::stop_tracking() void dll_pll_veml_tracking_fpga::stop_tracking()
{ {
printf("stop tracking called\n"); printf("stop tracking called\n");
d_state = 0; d_state = 1;
} }
@ -1850,14 +1857,34 @@ int dll_pll_veml_tracking_fpga::general_work(int noutput_items __attribute__((un
switch (d_state) switch (d_state)
{ {
case 0: // Standby - Consume samples at full throttle, do nothing // case 0: // Standby - Consume samples at full throttle, do nothing
{ // {
*out[0] = *d_acquisition_gnss_synchro; //
usleep(1000); // // EL MUTEX NO FA FALTA !! GNURADIO JA EN TE UN ARREGLAR
return 1; // printf("in state 0\n");
} // d_worker_is_done = false;
//
//
// boost::mutex::scoped_lock lock(d_mutex);
// while (!d_worker_is_done) m_condition.wait(lock);
//
// d_state = 1;
//
// //*out[0] = *d_acquisition_gnss_synchro;
// ////usleep(1000);
// //return 1;
// }
case 1: // Pull-in case 1: // Pull-in
{ {
// EL MUTEX NO FA FALTA !! GNURADIO JA EN TE UN ARREGLAR
printf("in state 1\n");
d_worker_is_done = false;
boost::mutex::scoped_lock lock(d_mutex);
while (!d_worker_is_done) m_condition.wait(lock);
// Signal alignment (skip samples until the incoming signal is aligned with local replica) // Signal alignment (skip samples until the incoming signal is aligned with local replica)
int64_t acq_trk_diff_samples; int64_t acq_trk_diff_samples;
@ -1952,7 +1979,7 @@ int dll_pll_veml_tracking_fpga::general_work(int noutput_items __attribute__((un
if (!cn0_and_tracking_lock_status(d_code_period)) if (!cn0_and_tracking_lock_status(d_code_period))
{ {
clear_tracking_vars(); clear_tracking_vars();
d_state = 0; // loss-of-lock detected d_state = 1; // loss-of-lock detected
} }
else else
{ {
@ -2230,7 +2257,7 @@ int dll_pll_veml_tracking_fpga::general_work(int noutput_items __attribute__((un
if (!cn0_and_tracking_lock_status(d_code_period * static_cast<double>(trk_parameters.extend_correlation_symbols))) if (!cn0_and_tracking_lock_status(d_code_period * static_cast<double>(trk_parameters.extend_correlation_symbols)))
{ {
clear_tracking_vars(); clear_tracking_vars();
d_state = 0; // loss-of-lock detected d_state = 1; // loss-of-lock detected
} }
else else
{ {
@ -2397,7 +2424,7 @@ int dll_pll_veml_tracking_fpga::general_work(int noutput_items __attribute__((un
if (!cn0_and_tracking_lock_status(d_code_period * static_cast<double>(trk_parameters.extend_correlation_symbols))) if (!cn0_and_tracking_lock_status(d_code_period * static_cast<double>(trk_parameters.extend_correlation_symbols)))
{ {
clear_tracking_vars(); clear_tracking_vars();
d_state = 0; // loss-of-lock detected d_state = 1; // loss-of-lock detected
} }
else else
{ {

5
src/algorithms/tracking/gnuradio_blocks/dll_pll_veml_tracking_fpga.h
View File

@ -281,6 +281,11 @@ private:
uint32_t d_fpga_integration_period; uint32_t d_fpga_integration_period;
bool d_worker_is_done;
boost::condition_variable m_condition;
boost::mutex d_mutex;
}; };