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Code Issues Releases Wiki Activity

Add more info in acquisition dumps

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This commit is contained in:
Carles Fernandez 2018-06-21 12:21:35 +02:00
parent 2bd5d47398
commit eadabaf900
4 changed files with 54 additions and 8 deletions
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45
src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition.cc
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@ -60,6 +60,7 @@ pcps_acquisition::pcps_acquisition(const Acq_Conf& conf_) : gr::block("pcps_acqu
acq_parameters = conf_;
d_sample_counter = 0; // SAMPLE COUNTER
d_active = false;
d_positive_acq = 0;
d_state = 0;
d_old_freq = 0;
d_well_count = 0;
@ -376,6 +377,36 @@ void pcps_acquisition::dump_results(int effective_fft_size)
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
matvar = Mat_VarCreate("d_positive_acq", MAT_C_INT32, MAT_T_INT32, 1, dims, &d_positive_acq, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
float aux = static_cast<float>(d_gnss_synchro->Acq_doppler_hz);
matvar = Mat_VarCreate("acq_doppler_hz", MAT_C_SINGLE, MAT_T_SINGLE, 1, dims, &aux, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
aux = static_cast<float>(d_gnss_synchro->Acq_delay_samples);
matvar = Mat_VarCreate("acq_delay_samples", MAT_C_SINGLE, MAT_T_SINGLE, 1, dims, &aux, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
matvar = Mat_VarCreate("test_statistic", MAT_C_SINGLE, MAT_T_SINGLE, 1, dims, &d_test_statistics, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
matvar = Mat_VarCreate("threshold", MAT_C_SINGLE, MAT_T_SINGLE, 1, dims, &d_threshold, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
matvar = Mat_VarCreate("input_power", MAT_C_SINGLE, MAT_T_SINGLE, 1, dims, &d_input_power, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
matvar = Mat_VarCreate("sample_counter", MAT_C_UINT64, MAT_T_UINT64, 1, dims, &d_sample_counter, 0);
Mat_VarWrite(matfp, matvar, MAT_COMPRESSION_ZLIB); // or MAT_COMPRESSION_NONE
Mat_VarFree(matvar);
Mat_Close(matfp);
}
}
@ -554,11 +585,6 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
}
}
}
// Record results to file if required
if (acq_parameters.dump)
{
pcps_acquisition::dump_results(effective_fft_size);
}
lk.lock();
if (!acq_parameters.bit_transition_flag)
{
@ -572,6 +598,7 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
send_positive_acquisition();
d_step_two = false;
d_state = 0; // Positive acquisition
d_positive_acq = 1;
}
else
{
@ -583,6 +610,7 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
{
send_positive_acquisition();
d_state = 0; // Positive acquisition
d_positive_acq = 1;
}
}
else if (d_well_count == acq_parameters.max_dwells)
@ -605,6 +633,7 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
send_positive_acquisition();
d_step_two = false;
d_state = 0; // Positive acquisition
d_positive_acq = 1;
}
else
{
@ -616,6 +645,7 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
{
send_positive_acquisition();
d_state = 0; // Positive acquisition
d_positive_acq = 1;
}
}
else
@ -626,6 +656,11 @@ void pcps_acquisition::acquisition_core(unsigned long int samp_count)
}
}
d_worker_active = false;
// Record results to file if required
if (acq_parameters.dump)
{
pcps_acquisition::dump_results(effective_fft_size);
}
}

1
src/algorithms/acquisition/gnuradio_blocks/pcps_acquisition.h
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@ -100,6 +100,7 @@ private:
bool d_worker_active;
bool d_cshort;
bool d_step_two;
int d_positive_acq;
float d_threshold;
float d_mag;
float d_input_power;

2
src/tests/unit-tests/signal-processing-blocks/acquisition/gps_l1_ca_pcps_acquisition_test.cc
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@ -175,7 +175,7 @@ void GpsL1CaPcpsAcquisitionTest::plot_grid()
unsigned int sat = static_cast<unsigned int>(gnss_synchro.PRN);
unsigned int samples_per_code = static_cast<unsigned int>(round(4000000 / (GPS_L1_CA_CODE_RATE_HZ / GPS_L1_CA_CODE_LENGTH_CHIPS))); // !!
acquisition_dump_reader acq_dump(basename, sat, doppler_max, doppler_step, samples_per_code);
acquisition_dump_reader acq_dump(basename, sat, doppler_max, doppler_step, samples_per_code, 1);
if (!acq_dump.read_binary_acq()) std::cout << "Error reading files" << std::endl;

14
src/tests/unit-tests/signal-processing-blocks/libs/acquisition_dump_reader.cc
View File

@ -73,17 +73,27 @@ bool acquisition_dump_reader::read_binary_acq()
Mat_Close(matfile);
return false;
}
matvar_t* var2_ = Mat_VarRead(matfile, "doppler_max");
d_doppler_max = *static_cast<unsigned int*>(var2_->data);
Mat_VarFree(var2_);
var2_ = Mat_VarRead(matfile, "doppler_step");
d_doppler_step = *static_cast<unsigned int*>(var2_->data);
Mat_VarFree(var2_);
var2_ = Mat_VarRead(matfile, "input_power");
float normalization_factor = *static_cast<float*>(var2_->data);
Mat_VarFree(var2_);
std::vector<std::vector<float> >::iterator it1;
std::vector<float>::iterator it2;
float* aux = static_cast<float*>(var_->data);
int k = 0;
float normalization_factor = std::pow(d_samples_per_code, 2);
for (it1 = mag.begin(); it1 != mag.end(); it1++)
{
for (it2 = it1->begin(); it2 != it1->end(); it2++)
{
*it2 = static_cast<float>(std::sqrt(aux[k])) / normalization_factor;
*it2 = static_cast<float>(aux[k]) / normalization_factor;
k++;
}
}