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Added GPS L2M Tracking and its unit test. Still experimental!

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This commit is contained in:
Javier
2015-04-30 17:48:21 +02:00
parent 6618c220d0
commit 60b7fe8e08
10 changed files with 160 additions and 65 deletions
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1
src/algorithms/tracking/adapters/CMakeLists.txt
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@@ -26,6 +26,7 @@ set(TRACKING_ADAPTER_SOURCES
gps_l1_ca_dll_pll_tracking.cc
gps_l1_ca_tcp_connector_tracking.cc
galileo_e5a_dll_pll_tracking.cc
gps_l2_m_dll_pll_tracking.cc
)
include_directories(

1
src/algorithms/tracking/gnuradio_blocks/CMakeLists.txt
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@@ -25,6 +25,7 @@ set(TRACKING_GR_BLOCKS_SOURCES
gps_l1_ca_dll_pll_tracking_cc.cc
gps_l1_ca_tcp_connector_tracking_cc.cc
galileo_e5a_dll_pll_tracking_cc.cc
gps_l2_m_dll_pll_tracking_cc.cc
)
include_directories(

30
src/algorithms/tracking/gnuradio_blocks/gps_l1_ca_dll_pll_tracking_cc.cc
View File

@@ -162,6 +162,11 @@ Gps_L1_Ca_Dll_Pll_Tracking_cc::Gps_L1_Ca_Dll_Pll_Tracking_cc(
systemName["G"] = std::string("GPS");
systemName["S"] = std::string("SBAS");
set_relative_rate(1.0/((double)d_vector_length*2));
//set_min_output_buffer((long int)300);
}
@@ -324,6 +329,14 @@ int Gps_L1_Ca_Dll_Pll_Tracking_cc::general_work (int noutput_items, gr_vector_in
float code_error_chips;
float code_error_filt_chips;
// Block input data and block output stream pointers
const gr_complex* in = (gr_complex*) input_items[0]; //PRN start block alignment
Gnss_Synchro **out = (Gnss_Synchro **) &output_items[0];
// GNSS_SYNCHRO OBJECT to interchange data between tracking->telemetry_decoder
Gnss_Synchro current_synchro_data;
if (d_enable_tracking == true)
{
// Receiver signal alignment
@@ -340,19 +353,16 @@ int Gps_L1_Ca_Dll_Pll_Tracking_cc::general_work (int noutput_items, gr_vector_in
d_sample_counter = d_sample_counter + samples_offset; //count for the processed samples
d_pull_in = false;
//std::cout<<" samples_offset="<<samples_offset<<"\r\n";
// Fill the acquisition data
current_synchro_data = *d_acquisition_gnss_synchro;
*out[0] = current_synchro_data;
consume_each(samples_offset); //shift input to perform alignment with local replica
return 1;
}
// GNSS_SYNCHRO OBJECT to interchange data between tracking->telemetry_decoder
Gnss_Synchro current_synchro_data;
// Fill the acquisition data
current_synchro_data = *d_acquisition_gnss_synchro;
// Block input data and block output stream pointers
const gr_complex* in = (gr_complex*) input_items[0]; //PRN start block alignment
Gnss_Synchro **out = (Gnss_Synchro **) &output_items[0];
// Generate local code and carrier replicas (using \hat{f}_d(k-1))
update_local_code();
update_local_carrier();
@@ -387,7 +397,6 @@ int Gps_L1_Ca_Dll_Pll_Tracking_cc::general_work (int noutput_items, gr_vector_in
current_synchro_data.Flag_valid_pseudorange = false;
*out[0] = current_synchro_data;
return 1;
}
@@ -538,10 +547,9 @@ int Gps_L1_Ca_Dll_Pll_Tracking_cc::general_work (int noutput_items, gr_vector_in
*d_Early = gr_complex(0,0);
*d_Prompt = gr_complex(0,0);
*d_Late = gr_complex(0,0);
Gnss_Synchro **out = (Gnss_Synchro **) &output_items[0]; //block output streams pointer
// GNSS_SYNCHRO OBJECT to interchange data between tracking->telemetry_decoder
d_acquisition_gnss_synchro->Flag_valid_pseudorange = false;
*out[0] = *d_acquisition_gnss_synchro;
current_synchro_data.Flag_valid_pseudorange = false;
*out[0] = current_synchro_data;
}
if(d_dump)