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Adding null sinks to unconnected signal conditioners automatically to enable partial use of multichannel sources

This commit is contained in:
Javier Arribas 2019-03-29 17:36:05 +01:00
parent dff91e1216
commit dc6876e1c9
2 changed files with 34 additions and 11 deletions
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23
src/core/receiver/gnss_flowgraph.cc
View File

@ -363,6 +363,11 @@ void GNSSFlowgraph::connect()
#endif
// Signal conditioner (selected_signal_source) >> channels (i) (dependent of their associated SignalSource_ID)
std::vector<bool> signal_conditioner_connected;
for (size_t n = 0; n < sig_conditioner_.size(); n++)
{
signal_conditioner_connected.push_back(false);
}
for (unsigned int i = 0; i < channels_count_; i++)
{
#ifndef ENABLE_FPGA
@ -500,10 +505,12 @@ void GNSSFlowgraph::connect()
top_block_->disconnect_all();
return;
}
signal_conditioner_connected.at(selected_signal_conditioner_ID) = true; //notify that this signal conditioner is connected
DLOG(INFO) << "signal conditioner " << selected_signal_conditioner_ID << " connected to channel " << i;
}
#endif
// Signal Source > Signal conditioner >> Channels >> Observables
try
{
@ -519,6 +526,20 @@ void GNSSFlowgraph::connect()
}
}
//check for unconnected signal conditioners and connect null_sinks in order to provide configuration flexibility to multiband files or signal sources
if (configuration_->property(sig_source_.at(0)->role() + ".enable_FPGA", false) == false)
{
for (size_t n = 0; n < sig_conditioner_.size(); n++)
{
if (signal_conditioner_connected.at(n) == false)
{
null_sinks_.push_back(gr::blocks::null_sink::make(sizeof(gr_complex)));
top_block_->connect(sig_conditioner_.at(n)->get_right_block(), 0,
null_sinks_.back(), 0);
LOG(INFO) << "Null sink connected to signal conditioner " << n << " due to lack of connection to any channel" << std::endl;
}
}
}
// Put channels fixed to a given satellite at the beginning of the vector, then the rest
std::vector<unsigned int> vector_of_channels;
for (unsigned int i = 0; i < channels_count_; i++)

22
src/core/receiver/gnss_flowgraph.h
View File

@ -40,16 +40,17 @@
#include "gnss_sdr_sample_counter.h"
#include "gnss_signal.h"
#include "pvt_interface.h"
#include <gnuradio/msg_queue.h> // for msg_queue, msg_queue::sptr
#include <gnuradio/runtime_types.h> // for basic_block_sptr, top_block_sptr
#include <pmt/pmt.h> // for pmt_t
#include <list> // for list
#include <map> // for map
#include <memory> // for for shared_ptr, dynamic_pointer_cast
#include <mutex> // for mutex
#include <string> // for string
#include <utility> // for pair
#include <vector> // for vector
#include <gnuradio/blocks/null_sink.h> //for null_sink
#include <gnuradio/msg_queue.h> // for msg_queue, msg_queue::sptr
#include <gnuradio/runtime_types.h> // for basic_block_sptr, top_block_sptr
#include <pmt/pmt.h> // for pmt_t
#include <list> // for list
#include <map> // for map
#include <memory> // for for shared_ptr, dynamic_pointer_cast
#include <mutex> // for mutex
#include <string> // for string
#include <utility> // for pair
#include <vector> // for vector
#if ENABLE_FPGA
#include "gnss_sdr_fpga_sample_counter.h"
#endif
@ -162,6 +163,7 @@ private:
std::vector<std::shared_ptr<GNSSBlockInterface>> sig_source_;
std::vector<std::shared_ptr<GNSSBlockInterface>> sig_conditioner_;
std::vector<gr::blocks::null_sink::sptr> null_sinks_;
std::shared_ptr<GNSSBlockInterface> observables_;
std::shared_ptr<GNSSBlockInterface> pvt_;