mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2024-06-25 22:43:14 +00:00
Move general_work to the bottom of the file
This commit is contained in:
Carles Fernandez
parent
1094e870bc
commit
31e634635c
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@ -335,84 +335,6 @@ void pcps_acquisition::send_negative_acquisition()
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}
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int pcps_acquisition::general_work(int noutput_items __attribute__((unused)),
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gr_vector_int& ninput_items, gr_vector_const_void_star& input_items,
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gr_vector_void_star& output_items __attribute__((unused)))
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{
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/*
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* By J.Arribas, L.Esteve and M.Molina
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* Acquisition strategy (Kay Borre book + CFAR threshold):
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* 1. Compute the input signal power estimation
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* 2. Doppler serial search loop
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* 3. Perform the FFT-based circular convolution (parallel time search)
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* 4. Record the maximum peak and the associated synchronization parameters
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* 5. Compute the test statistics and compare to the threshold
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* 6. Declare positive or negative acquisition using a message port
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*/
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gr::thread::scoped_lock lk(d_setlock);
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if (!d_active or d_worker_active)
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{
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d_sample_counter += d_fft_size * ninput_items[0];
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consume_each(ninput_items[0]);
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if (d_step_two)
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{
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d_doppler_center_step_two = static_cast<float>(d_gnss_synchro->Acq_doppler_hz);
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update_grid_doppler_wipeoffs_step2();
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d_state = 0;
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d_active = true;
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}
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return 0;
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}
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switch (d_state)
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{
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case 0:
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{
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//restart acquisition variables
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d_gnss_synchro->Acq_delay_samples = 0.0;
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d_gnss_synchro->Acq_doppler_hz = 0.0;
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d_gnss_synchro->Acq_samplestamp_samples = 0;
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d_well_count = 0;
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d_mag = 0.0;
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d_input_power = 0.0;
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d_test_statistics = 0.0;
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d_state = 1;
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d_sample_counter += d_fft_size * ninput_items[0]; // sample counter
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consume_each(ninput_items[0]);
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break;
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}
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case 1:
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{
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// Copy the data to the core and let it know that new data is available
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if (d_cshort)
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{
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memcpy(d_data_buffer_sc, input_items[0], d_fft_size * sizeof(lv_16sc_t));
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}
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else
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{
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memcpy(d_data_buffer, input_items[0], d_fft_size * sizeof(gr_complex));
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}
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if (acq_parameters.blocking)
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{
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lk.unlock();
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acquisition_core(d_sample_counter);
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}
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else
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{
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gr::thread::thread d_worker(&pcps_acquisition::acquisition_core, this, d_sample_counter);
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d_worker_active = true;
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}
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d_sample_counter += d_fft_size;
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consume_each(1);
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break;
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}
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}
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return 0;
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}
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void pcps_acquisition::acquisition_core(unsigned long int samp_count)
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{
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gr::thread::scoped_lock lk(d_setlock);
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@ -686,3 +608,81 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
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}
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d_worker_active = false;
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}
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int pcps_acquisition::general_work(int noutput_items __attribute__((unused)),
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gr_vector_int& ninput_items, gr_vector_const_void_star& input_items,
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gr_vector_void_star& output_items __attribute__((unused)))
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{
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/*
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* By J.Arribas, L.Esteve and M.Molina
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* Acquisition strategy (Kay Borre book + CFAR threshold):
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* 1. Compute the input signal power estimation
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* 2. Doppler serial search loop
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* 3. Perform the FFT-based circular convolution (parallel time search)
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* 4. Record the maximum peak and the associated synchronization parameters
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* 5. Compute the test statistics and compare to the threshold
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* 6. Declare positive or negative acquisition using a message port
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*/
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gr::thread::scoped_lock lk(d_setlock);
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if (!d_active or d_worker_active)
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{
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d_sample_counter += d_fft_size * ninput_items[0];
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consume_each(ninput_items[0]);
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if (d_step_two)
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{
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d_doppler_center_step_two = static_cast<float>(d_gnss_synchro->Acq_doppler_hz);
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update_grid_doppler_wipeoffs_step2();
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d_state = 0;
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d_active = true;
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}
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return 0;
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}
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switch (d_state)
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{
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case 0:
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{
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//restart acquisition variables
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d_gnss_synchro->Acq_delay_samples = 0.0;
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d_gnss_synchro->Acq_doppler_hz = 0.0;
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d_gnss_synchro->Acq_samplestamp_samples = 0;
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d_well_count = 0;
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d_mag = 0.0;
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d_input_power = 0.0;
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d_test_statistics = 0.0;
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d_state = 1;
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d_sample_counter += d_fft_size * ninput_items[0]; // sample counter
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consume_each(ninput_items[0]);
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break;
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}
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case 1:
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{
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// Copy the data to the core and let it know that new data is available
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if (d_cshort)
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{
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memcpy(d_data_buffer_sc, input_items[0], d_fft_size * sizeof(lv_16sc_t));
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}
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else
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{
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memcpy(d_data_buffer, input_items[0], d_fft_size * sizeof(gr_complex));
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}
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if (acq_parameters.blocking)
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{
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lk.unlock();
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acquisition_core(d_sample_counter);
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}
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else
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{
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gr::thread::thread d_worker(&pcps_acquisition::acquisition_core, this, d_sample_counter);
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d_worker_active = true;
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}
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d_sample_counter += d_fft_size;
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consume_each(1);
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break;
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}
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}
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return 0;
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}
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@ -272,6 +272,41 @@ void galileo_e1b_telemetry_decoder_cc::decode_word(double *page_part_symbols, in
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}
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void galileo_e1b_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void galileo_e1b_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
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}
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}
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}
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}
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int galileo_e1b_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
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gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
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{
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@ -467,38 +502,3 @@ int galileo_e1b_telemetry_decoder_cc::general_work(int noutput_items __attribute
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//std::cout<<"GPS L1 TLM output on CH="<<this->d_channel << " SAMPLE STAMP="<<d_sample_counter/d_decimation_output_factor<<std::endl;
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return 1;
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}
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void galileo_e1b_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void galileo_e1b_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
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}
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}
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}
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}
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@ -245,6 +245,41 @@ galileo_e5a_telemetry_decoder_cc::~galileo_e5a_telemetry_decoder_cc()
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}
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void galileo_e5a_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void galileo_e5a_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
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}
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}
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}
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}
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int galileo_e5a_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
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gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
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{
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@ -491,38 +526,3 @@ int galileo_e5a_telemetry_decoder_cc::general_work(int noutput_items __attribute
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return 0;
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}
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}
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void galileo_e5a_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void galileo_e5a_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
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}
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}
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}
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}
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@ -221,6 +221,41 @@ void glonass_l1_ca_telemetry_decoder_cc::decode_string(double *frame_symbols, in
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}
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void glonass_l1_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void glonass_l1_ca_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << ": exception opening Glonass TLM dump file. " << e.what();
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}
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}
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}
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}
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int glonass_l1_ca_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
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gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
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{
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@ -408,38 +443,3 @@ int glonass_l1_ca_telemetry_decoder_cc::general_work(int noutput_items __attribu
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return 1;
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}
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void glonass_l1_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void glonass_l1_ca_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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// ############# ENABLE DATA FILE LOG #################
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if (d_dump == 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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{
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d_dump_filename = "telemetry";
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d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
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d_dump_filename.append(".dat");
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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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LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
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}
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catch (const std::ifstream::failure &e)
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{
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LOG(WARNING) << "channel " << d_channel << ": exception opening Glonass TLM dump file. " << e.what();
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}
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}
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}
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}
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@ -220,6 +220,41 @@ void glonass_l2_ca_telemetry_decoder_cc::decode_string(double *frame_symbols, in
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}
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void glonass_l2_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
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{
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d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
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DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
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DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
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}
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void glonass_l2_ca_telemetry_decoder_cc::set_channel(int channel)
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{
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d_channel = channel;
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LOG(INFO) << "Navigation channel set to " << channel;
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||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << ": exception opening Glonass TLM dump file. " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int glonass_l2_ca_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
|
|
@ -407,38 +442,3 @@ int glonass_l2_ca_telemetry_decoder_cc::general_work(int noutput_items __attribu
|
|||
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
void glonass_l2_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
|
||||
DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
|
||||
}
|
||||
|
||||
|
||||
void glonass_l2_ca_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
LOG(INFO) << "Navigation channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel << " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << ": exception opening Glonass TLM dump file. " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -152,6 +152,44 @@ bool gps_l1_ca_telemetry_decoder_cc::gps_word_parityCheck(unsigned int gpsword)
|
|||
}
|
||||
|
||||
|
||||
void gps_l1_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
|
||||
d_GPS_FSM.i_satellite_PRN = d_satellite.get_PRN();
|
||||
DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
|
||||
}
|
||||
|
||||
|
||||
void gps_l1_ca_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
d_GPS_FSM.i_channel_ID = channel;
|
||||
DLOG(INFO) << "Navigation channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int gps_l1_ca_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
|
|
@ -411,41 +449,3 @@ int gps_l1_ca_telemetry_decoder_cc::general_work(int noutput_items __attribute__
|
|||
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
void gps_l1_ca_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
DLOG(INFO) << "Setting decoder Finite State Machine to satellite " << d_satellite;
|
||||
d_GPS_FSM.i_satellite_PRN = d_satellite.get_PRN();
|
||||
DLOG(INFO) << "Navigation Satellite set to " << d_satellite;
|
||||
}
|
||||
|
||||
|
||||
void gps_l1_ca_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
d_GPS_FSM.i_channel_ID = channel;
|
||||
DLOG(INFO) << "Navigation channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening trk dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -90,6 +90,41 @@ gps_l2c_telemetry_decoder_cc::~gps_l2c_telemetry_decoder_cc()
|
|||
}
|
||||
|
||||
|
||||
void gps_l2c_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
DLOG(INFO) << "GPS L2C CNAV telemetry decoder in channel " << this->d_channel << " set to satellite " << d_satellite;
|
||||
}
|
||||
|
||||
|
||||
void gps_l2c_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
LOG(INFO) << "GPS L2C CNAV channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry_L2CM_";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening Telemetry GPS L2 dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int gps_l2c_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
|
|
@ -193,38 +228,3 @@ int gps_l2c_telemetry_decoder_cc::general_work(int noutput_items __attribute__((
|
|||
out[0] = current_synchro_data;
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
void gps_l2c_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
DLOG(INFO) << "GPS L2C CNAV telemetry decoder in channel " << this->d_channel << " set to satellite " << d_satellite;
|
||||
}
|
||||
|
||||
|
||||
void gps_l2c_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
LOG(INFO) << "GPS L2C CNAV channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry_L2CM_";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening Telemetry GPS L2 dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -100,6 +100,43 @@ gps_l5_telemetry_decoder_cc::~gps_l5_telemetry_decoder_cc()
|
|||
}
|
||||
|
||||
|
||||
void gps_l5_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
LOG(INFO) << "GPS L5 CNAV telemetry decoder in channel " << this->d_channel << " set to satellite " << d_satellite;
|
||||
d_CNAV_Message.reset();
|
||||
}
|
||||
|
||||
|
||||
void gps_l5_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
d_CNAV_Message.reset();
|
||||
LOG(INFO) << "GPS L5 CNAV channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry_L5_";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening Telemetry GPS L5 dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int gps_l5_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
|
|
@ -243,40 +280,3 @@ int gps_l5_telemetry_decoder_cc::general_work(int noutput_items __attribute__((u
|
|||
out[0] = current_synchro_data;
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
void gps_l5_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
LOG(INFO) << "GPS L5 CNAV telemetry decoder in channel " << this->d_channel << " set to satellite " << d_satellite;
|
||||
d_CNAV_Message.reset();
|
||||
}
|
||||
|
||||
|
||||
void gps_l5_telemetry_decoder_cc::set_channel(int channel)
|
||||
{
|
||||
d_channel = channel;
|
||||
d_CNAV_Message.reset();
|
||||
LOG(INFO) << "GPS L5 CNAV channel set to " << channel;
|
||||
// ############# ENABLE DATA FILE LOG #################
|
||||
if (d_dump == true)
|
||||
{
|
||||
if (d_dump_file.is_open() == false)
|
||||
{
|
||||
try
|
||||
{
|
||||
d_dump_filename = "telemetry_L5_";
|
||||
d_dump_filename.append(boost::lexical_cast<std::string>(d_channel));
|
||||
d_dump_filename.append(".dat");
|
||||
d_dump_file.exceptions(std::ifstream::failbit | std::ifstream::badbit);
|
||||
d_dump_file.open(d_dump_filename.c_str(), std::ios::out | std::ios::binary);
|
||||
LOG(INFO) << "Telemetry decoder dump enabled on channel " << d_channel
|
||||
<< " Log file: " << d_dump_filename.c_str();
|
||||
}
|
||||
catch (const std::ifstream::failure &e)
|
||||
{
|
||||
LOG(WARNING) << "channel " << d_channel << " Exception opening Telemetry GPS L5 dump file " << e.what();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -87,88 +87,6 @@ sbas_l1_telemetry_decoder_cc::~sbas_l1_telemetry_decoder_cc()
|
|||
}
|
||||
|
||||
|
||||
int sbas_l1_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
VLOG(FLOW) << "general_work(): "
|
||||
<< "noutput_items=" << noutput_items << "\toutput_items real size=" << output_items.size() << "\tninput_items size=" << ninput_items.size() << "\tinput_items real size=" << input_items.size() << "\tninput_items[0]=" << ninput_items[0];
|
||||
// get pointers on in- and output gnss-synchro objects
|
||||
Gnss_Synchro *out = reinterpret_cast<Gnss_Synchro *>(output_items[0]); // Get the output buffer pointer
|
||||
const Gnss_Synchro *in = reinterpret_cast<const Gnss_Synchro *>(input_items[0]); // Get the input buffer pointer
|
||||
|
||||
Gnss_Synchro current_symbol; //structure to save the synchronization information and send the output object to the next block
|
||||
//1. Copy the current tracking output
|
||||
current_symbol = in[0];
|
||||
// copy correlation samples into samples vector
|
||||
d_sample_buf.push_back(current_symbol.Prompt_I); //add new symbol to the symbol queue
|
||||
|
||||
// store the time stamp of the first sample in the processed sample block
|
||||
double sample_stamp = static_cast<double>(in[0].Tracking_sample_counter) / static_cast<double>(in[0].fs);
|
||||
|
||||
// decode only if enough samples in buffer
|
||||
if (d_sample_buf.size() >= d_block_size)
|
||||
{
|
||||
// align correlation samples in pairs
|
||||
// and obtain the symbols by summing the paired correlation samples
|
||||
std::vector<double> symbols;
|
||||
bool sample_alignment = d_sample_aligner.get_symbols(d_sample_buf, symbols);
|
||||
|
||||
// align symbols in pairs
|
||||
// and obtain the bits by decoding the symbol pairs
|
||||
std::vector<int> bits;
|
||||
bool symbol_alignment = d_symbol_aligner_and_decoder.get_bits(symbols, bits);
|
||||
|
||||
// search for preambles
|
||||
// and extract the corresponding message candidates
|
||||
std::vector<msg_candiate_int_t> msg_candidates;
|
||||
d_frame_detector.get_frame_candidates(bits, msg_candidates);
|
||||
|
||||
// verify checksum
|
||||
// and return the valid messages
|
||||
std::vector<msg_candiate_char_t> valid_msgs;
|
||||
d_crc_verifier.get_valid_frames(msg_candidates, valid_msgs);
|
||||
|
||||
// compute message sample stamp
|
||||
// and fill messages in SBAS raw message objects
|
||||
//std::vector<Sbas_Raw_Msg> sbas_raw_msgs;
|
||||
for (std::vector<msg_candiate_char_t>::const_iterator it = valid_msgs.cbegin();
|
||||
it != valid_msgs.cend(); ++it)
|
||||
{
|
||||
int message_sample_offset =
|
||||
(sample_alignment ? 0 : -1) + d_samples_per_symbol * (symbol_alignment ? -1 : 0) + d_samples_per_symbol * d_symbols_per_bit * it->first;
|
||||
double message_sample_stamp = sample_stamp + static_cast<double>(message_sample_offset) / 1000.0;
|
||||
VLOG(EVENT) << "message_sample_stamp=" << message_sample_stamp
|
||||
<< " (sample_stamp=" << sample_stamp
|
||||
<< " sample_alignment=" << sample_alignment
|
||||
<< " symbol_alignment=" << symbol_alignment
|
||||
<< " relative_preamble_start=" << it->first
|
||||
<< " message_sample_offset=" << message_sample_offset
|
||||
<< ")";
|
||||
//Sbas_Raw_Msg sbas_raw_msg(message_sample_stamp, this->d_satellite.get_PRN(), it->second);
|
||||
//sbas_raw_msgs.push_back(sbas_raw_msg);
|
||||
}
|
||||
|
||||
// parse messages
|
||||
// and send them to the SBAS raw message queue
|
||||
//for(std::vector<Sbas_Raw_Msg>::iterator it = sbas_raw_msgs.begin(); it != sbas_raw_msgs.end(); it++)
|
||||
// {
|
||||
//std::cout << "SBAS message type " << it->get_msg_type() << " from PRN" << it->get_prn() << " received" << std::endl;
|
||||
//sbas_telemetry_data.update(*it);
|
||||
// }
|
||||
|
||||
// clear all processed samples in the input buffer
|
||||
d_sample_buf.clear();
|
||||
}
|
||||
|
||||
// UPDATE GNSS SYNCHRO DATA
|
||||
// actually the SBAS telemetry decoder doesn't support ranging
|
||||
current_symbol.Flag_valid_word = false; // indicate to observable block that this synchro object isn't valid for pseudorange computation
|
||||
out[0] = current_symbol;
|
||||
consume_each(1); // tell scheduler input items consumed
|
||||
return 1; // tell scheduler output items produced
|
||||
}
|
||||
|
||||
|
||||
void sbas_l1_telemetry_decoder_cc::set_satellite(const Gnss_Satellite &satellite)
|
||||
{
|
||||
d_satellite = Gnss_Satellite(satellite.get_system(), satellite.get_PRN());
|
||||
|
|
@ -184,7 +102,6 @@ void sbas_l1_telemetry_decoder_cc::set_channel(int channel)
|
|||
|
||||
|
||||
// ### helper class for sample alignment ###
|
||||
|
||||
sbas_l1_telemetry_decoder_cc::sample_aligner::sample_aligner()
|
||||
{
|
||||
d_n_smpls_in_history = 3;
|
||||
|
|
@ -403,12 +320,11 @@ void sbas_l1_telemetry_decoder_cc::frame_detector::get_frame_candidates(const st
|
|||
|
||||
|
||||
// ### helper class for checking the CRC of the message candidates ###
|
||||
|
||||
|
||||
void sbas_l1_telemetry_decoder_cc::crc_verifier::reset()
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
void sbas_l1_telemetry_decoder_cc::crc_verifier::get_valid_frames(const std::vector<msg_candiate_int_t> msg_candidates, std::vector<msg_candiate_char_t> &valid_msgs)
|
||||
{
|
||||
std::stringstream ss;
|
||||
|
|
@ -500,3 +416,85 @@ void sbas_l1_telemetry_decoder_cc::crc_verifier::zerropad_front_and_convert_to_b
|
|||
<< std::setfill('0') << std::hex << static_cast<unsigned int>(byte)
|
||||
<< std::setfill(' ') << std::resetiosflags(std::ios::hex);
|
||||
}
|
||||
|
||||
|
||||
int sbas_l1_telemetry_decoder_cc::general_work(int noutput_items __attribute__((unused)), gr_vector_int &ninput_items __attribute__((unused)),
|
||||
gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
|
||||
{
|
||||
VLOG(FLOW) << "general_work(): "
|
||||
<< "noutput_items=" << noutput_items << "\toutput_items real size=" << output_items.size() << "\tninput_items size=" << ninput_items.size() << "\tinput_items real size=" << input_items.size() << "\tninput_items[0]=" << ninput_items[0];
|
||||
// get pointers on in- and output gnss-synchro objects
|
||||
Gnss_Synchro *out = reinterpret_cast<Gnss_Synchro *>(output_items[0]); // Get the output buffer pointer
|
||||
const Gnss_Synchro *in = reinterpret_cast<const Gnss_Synchro *>(input_items[0]); // Get the input buffer pointer
|
||||
|
||||
Gnss_Synchro current_symbol; //structure to save the synchronization information and send the output object to the next block
|
||||
//1. Copy the current tracking output
|
||||
current_symbol = in[0];
|
||||
// copy correlation samples into samples vector
|
||||
d_sample_buf.push_back(current_symbol.Prompt_I); //add new symbol to the symbol queue
|
||||
|
||||
// store the time stamp of the first sample in the processed sample block
|
||||
double sample_stamp = static_cast<double>(in[0].Tracking_sample_counter) / static_cast<double>(in[0].fs);
|
||||
|
||||
// decode only if enough samples in buffer
|
||||
if (d_sample_buf.size() >= d_block_size)
|
||||
{
|
||||
// align correlation samples in pairs
|
||||
// and obtain the symbols by summing the paired correlation samples
|
||||
std::vector<double> symbols;
|
||||
bool sample_alignment = d_sample_aligner.get_symbols(d_sample_buf, symbols);
|
||||
|
||||
// align symbols in pairs
|
||||
// and obtain the bits by decoding the symbol pairs
|
||||
std::vector<int> bits;
|
||||
bool symbol_alignment = d_symbol_aligner_and_decoder.get_bits(symbols, bits);
|
||||
|
||||
// search for preambles
|
||||
// and extract the corresponding message candidates
|
||||
std::vector<msg_candiate_int_t> msg_candidates;
|
||||
d_frame_detector.get_frame_candidates(bits, msg_candidates);
|
||||
|
||||
// verify checksum
|
||||
// and return the valid messages
|
||||
std::vector<msg_candiate_char_t> valid_msgs;
|
||||
d_crc_verifier.get_valid_frames(msg_candidates, valid_msgs);
|
||||
|
||||
// compute message sample stamp
|
||||
// and fill messages in SBAS raw message objects
|
||||
//std::vector<Sbas_Raw_Msg> sbas_raw_msgs;
|
||||
for (std::vector<msg_candiate_char_t>::const_iterator it = valid_msgs.cbegin();
|
||||
it != valid_msgs.cend(); ++it)
|
||||
{
|
||||
int message_sample_offset =
|
||||
(sample_alignment ? 0 : -1) + d_samples_per_symbol * (symbol_alignment ? -1 : 0) + d_samples_per_symbol * d_symbols_per_bit * it->first;
|
||||
double message_sample_stamp = sample_stamp + static_cast<double>(message_sample_offset) / 1000.0;
|
||||
VLOG(EVENT) << "message_sample_stamp=" << message_sample_stamp
|
||||
<< " (sample_stamp=" << sample_stamp
|
||||
<< " sample_alignment=" << sample_alignment
|
||||
<< " symbol_alignment=" << symbol_alignment
|
||||
<< " relative_preamble_start=" << it->first
|
||||
<< " message_sample_offset=" << message_sample_offset
|
||||
<< ")";
|
||||
//Sbas_Raw_Msg sbas_raw_msg(message_sample_stamp, this->d_satellite.get_PRN(), it->second);
|
||||
//sbas_raw_msgs.push_back(sbas_raw_msg);
|
||||
}
|
||||
|
||||
// parse messages
|
||||
// and send them to the SBAS raw message queue
|
||||
//for(std::vector<Sbas_Raw_Msg>::iterator it = sbas_raw_msgs.begin(); it != sbas_raw_msgs.end(); it++)
|
||||
// {
|
||||
//std::cout << "SBAS message type " << it->get_msg_type() << " from PRN" << it->get_prn() << " received" << std::endl;
|
||||
//sbas_telemetry_data.update(*it);
|
||||
// }
|
||||
|
||||
// clear all processed samples in the input buffer
|
||||
d_sample_buf.clear();
|
||||
}
|
||||
|
||||
// UPDATE GNSS SYNCHRO DATA
|
||||
// actually the SBAS telemetry decoder doesn't support ranging
|
||||
current_symbol.Flag_valid_word = false; // indicate to observable block that this synchro object isn't valid for pseudorange computation
|
||||
out[0] = current_symbol;
|
||||
consume_each(1); // tell scheduler input items consumed
|
||||
return 1; // tell scheduler output items produced
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user