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https://github.com/gnss-sdr/gnss-sdr
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Merge branch 'next' into trk_hi_dyn
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commit
b1306dbd17
@ -394,6 +394,7 @@ dll_pll_veml_tracking::dll_pll_veml_tracking(const Dll_Pll_Conf &conf_) : gr::bl
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d_extend_correlation_symbols_count = 0;
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d_code_phase_step_chips = 0.0;
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d_code_phase_rate_step_chips = 0.0;
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d_carrier_phase_step_rad = 0.0;
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d_rem_code_phase_chips = 0.0;
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d_K_blk_samples = 0.0;
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@ -707,6 +708,7 @@ void dll_pll_veml_tracking::do_correlation_step(const gr_complex *input_samples)
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d_carrier_phase_step_rad,
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static_cast<float>(d_rem_code_phase_chips) * static_cast<float>(d_code_samples_per_chip),
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static_cast<float>(d_code_phase_step_chips) * static_cast<float>(d_code_samples_per_chip),
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static_cast<float>(d_code_phase_rate_step_chips) * static_cast<float>(d_code_samples_per_chip),
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trk_parameters.vector_length);
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// DATA CORRELATOR (if tracking tracks the pilot signal)
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@ -718,6 +720,7 @@ void dll_pll_veml_tracking::do_correlation_step(const gr_complex *input_samples)
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d_carrier_phase_step_rad,
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static_cast<float>(d_rem_code_phase_chips) * static_cast<float>(d_code_samples_per_chip),
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static_cast<float>(d_code_phase_step_chips) * static_cast<float>(d_code_samples_per_chip),
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static_cast<float>(d_code_phase_rate_step_chips) * static_cast<float>(d_code_samples_per_chip),
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trk_parameters.vector_length);
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}
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}
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@ -145,6 +145,7 @@ private:
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gr_complex *d_Prompt_Data;
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double d_code_phase_step_chips;
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double d_code_phase_rate_step_chips;
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double d_carrier_phase_step_rad;
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// remaining code phase and carrier phase between tracking loops
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double d_rem_code_phase_samples;
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@ -233,7 +233,7 @@ private:
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int32_t d_correlation_length_samples;
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int32_t d_next_prn_length_samples;
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uint64_t d_sample_counter_next;
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uint32_t d_pull_in = 0;
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uint32_t d_pull_in = 0U;
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};
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#endif //GNSS_SDR_DLL_PLL_VEML_TRACKING_FPGA_H
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@ -182,6 +182,7 @@ Gps_L1_Ca_Kf_Tracking_cc::Gps_L1_Ca_Kf_Tracking_cc(
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d_code_phase_samples = 0.0;
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d_rem_code_phase_chips = 0.0;
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d_code_phase_step_chips = 0.0;
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d_code_phase_rate_step_chips = 0.0;
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d_carrier_phase_step_rad = 0.0;
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code_error_chips = 0.0;
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code_error_filt_chips = 0.0;
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@ -732,6 +733,7 @@ int Gps_L1_Ca_Kf_Tracking_cc::general_work(int noutput_items __attribute__((unus
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d_carrier_phase_step_rad,
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d_rem_code_phase_chips,
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d_code_phase_step_chips,
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d_code_phase_rate_step_chips,
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d_current_prn_length_samples);
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// ################## Kalman Carrier Tracking ######################################
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@ -179,6 +179,7 @@ private:
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// tracking vars
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double d_code_freq_chips;
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double d_code_phase_step_chips;
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double d_code_phase_rate_step_chips;
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double d_carrier_doppler_hz;
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double d_carrier_dopplerrate_hz2;
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double d_carrier_phase_step_rad;
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@ -131,9 +131,10 @@ bool cpu_multicorrelator_real_codes::Carrier_wipeoff_multicorrelator_resampler(
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float phase_step_rad,
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float rem_code_phase_chips,
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float code_phase_step_chips,
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float code_phase_rate_step_chips,
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int signal_length_samples)
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{
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update_local_code(signal_length_samples, rem_code_phase_chips, code_phase_step_chips);
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update_local_code(signal_length_samples, rem_code_phase_chips, code_phase_step_chips, code_phase_rate_step_chips);
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// Regenerate phase at each call in order to avoid numerical issues
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lv_32fc_t phase_offset_as_complex[1];
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phase_offset_as_complex[0] = lv_cmake(std::cos(rem_carrier_phase_in_rad), -std::sin(rem_carrier_phase_in_rad));
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@ -52,7 +52,7 @@ public:
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bool set_local_code_and_taps(int code_length_chips, const float *local_code_in, float *shifts_chips);
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bool set_input_output_vectors(std::complex<float> *corr_out, const std::complex<float> *sig_in);
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void update_local_code(int correlator_length_samples, float rem_code_phase_chips, float code_phase_step_chips, float code_phase_rate_step_chips = 0.0);
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bool Carrier_wipeoff_multicorrelator_resampler(float rem_carrier_phase_in_rad, float phase_step_rad, float rem_code_phase_chips, float code_phase_step_chips, int signal_length_samples);
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bool Carrier_wipeoff_multicorrelator_resampler(float rem_carrier_phase_in_rad, float phase_step_rad, float rem_code_phase_chips, float code_phase_step_chips, float code_phase_rate_step_chips, int signal_length_samples);
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bool free();
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private:
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@ -49,6 +49,7 @@ void run_correlator_cpu_real_codes(cpu_multicorrelator_real_codes* correlator,
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float d_rem_carrier_phase_rad,
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float d_carrier_phase_step_rad,
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float d_code_phase_step_chips,
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float d_code_phase_rate_step_chips,
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float d_rem_code_phase_chips,
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int correlation_size)
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{
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@ -58,6 +59,7 @@ void run_correlator_cpu_real_codes(cpu_multicorrelator_real_codes* correlator,
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d_carrier_phase_step_rad,
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d_code_phase_step_chips,
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d_rem_code_phase_chips,
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d_code_phase_rate_step_chips,
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correlation_size);
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}
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}
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@ -125,6 +127,7 @@ TEST(CpuMulticorrelatorRealCodesTest, MeasureExecutionTime)
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float d_rem_carrier_phase_rad = 0.0;
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float d_carrier_phase_step_rad = 0.1;
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float d_code_phase_step_chips = 0.3;
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float d_code_phase_rate_step_chips = 0.00001;
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float d_rem_code_phase_chips = 0.4;
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EXPECT_NO_THROW(
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@ -141,6 +144,7 @@ TEST(CpuMulticorrelatorRealCodesTest, MeasureExecutionTime)
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d_rem_carrier_phase_rad,
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d_carrier_phase_step_rad,
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d_code_phase_step_chips,
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d_code_phase_rate_step_chips,
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d_rem_code_phase_chips,
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correlation_sizes[correlation_sizes_idx]));
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}
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