mirror of https://github.com/gnss-sdr/gnss-sdr
451 lines
18 KiB
C++
451 lines
18 KiB
C++
/*!
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* \file gnss_block_factory.cc
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* \brief This class implements a factory that returns instances of GNSS blocks.
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* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
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* Luis Esteve, 2012. luis(at)epsilon-formacion.com
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* Javier Arribas, 2011. jarribas(at)cttc.es
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*
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* This class encapsulates the complexity behind the instantiation
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* of GNSS blocks.
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2012 (see AUTHORS file for a list of contributors)
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*
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* GNSS-SDR is a software defined Global Navigation
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* Satellite Systems receiver
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*
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* This file is part of GNSS-SDR.
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*
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* GNSS-SDR is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* at your option) any later version.
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*
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* GNSS-SDR is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
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*
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* -------------------------------------------------------------------------
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*/
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#include "gnss_block_factory.h"
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#include <string>
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#include <sstream>
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#include <iostream>
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#include <boost/lexical_cast.hpp>
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#include <glog/log_severity.h>
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#include <glog/logging.h>
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#include "configuration_interface.h"
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#include "gnss_block_interface.h"
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#include "pass_through.h"
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#include "file_signal_source.h"
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#include "null_sink_output_filter.h"
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#include "file_output_filter.h"
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#include "channel.h"
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#include "uhd_signal_source.h"
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#include "signal_conditioner.h"
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#include "ishort_to_complex.h"
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#include "direct_resampler_conditioner.h"
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#include "fir_filter.h"
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#include "freq_xlating_fir_filter.h"
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#include "gps_l1_ca_pcps_acquisition.h"
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#include "gps_l1_ca_pcps_tong_acquisition.h"
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#include "gps_l1_ca_pcps_assisted_acquisition.h"
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#include "gps_l1_ca_pcps_acquisition_fine_doppler.h"
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#include "galileo_e1_pcps_ambiguous_acquisition.h"
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#include "galileo_e1_pcps_8ms_ambiguous_acquisition.h"
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#include "galileo_e1_pcps_tong_ambiguous_acquisition.h"
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#include "galileo_e1_pcps_cccwsr_ambiguous_acquisition.h"
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#include "gps_l1_ca_dll_pll_tracking.h"
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#include "gps_l1_ca_dll_pll_optim_tracking.h"
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#include "gps_l1_ca_dll_fll_pll_tracking.h"
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#include "gps_l1_ca_tcp_connector_tracking.h"
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#include "galileo_e1_dll_pll_veml_tracking.h"
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#include "galileo_e1_tcp_connector_tracking.h"
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#include "gps_l1_ca_telemetry_decoder.h"
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#include "galileo_e1b_telemetry_decoder.h"
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#include "gps_l1_ca_observables.h"
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#include "gps_l1_ca_pvt.h"
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#if GN3S_DRIVER
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#include "gn3s_signal_source.h"
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#endif
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#if RTLSDR_DRIVER
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#include "rtlsdr_signal_source.h"
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#endif
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using google::LogMessage;
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GNSSBlockFactory::GNSSBlockFactory()
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{}
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GNSSBlockFactory::~GNSSBlockFactory()
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{}
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GNSSBlockInterface* GNSSBlockFactory::GetSignalSource(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "File_Signal_Source";
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std::string implementation = configuration->property(
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"SignalSource.implementation", default_implementation);
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DLOG(INFO) << "Getting SignalSource with implementation "
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<< implementation;
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return GetBlock(configuration, "SignalSource", implementation, 0, 1,
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queue);
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}
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GNSSBlockInterface* GNSSBlockFactory::GetSignalConditioner(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "Pass_Through";
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std::string signal_conditioner = configuration->property(
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"SignalConditioner.implementation", default_implementation);
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std::string data_type_adapter;
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std::string input_filter;
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std::string resampler;
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if(signal_conditioner.compare("Pass_Through") == 0)
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{
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data_type_adapter = "Pass_Through";
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input_filter = "Pass_Through";
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resampler = "Pass_Through";
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}
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else
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{
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data_type_adapter = configuration->property(
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"DataTypeAdapter.implementation", default_implementation);
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input_filter = configuration->property(
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"InputFilter.implementation", default_implementation);
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resampler = configuration->property(
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"Resampler.implementation", default_implementation);
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}
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DLOG(INFO) << "Getting SignalConditioner with DataTypeAdapter implementation: "
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<< data_type_adapter << ", InputFilter implementation: "
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<< input_filter << ", and Resampler implementation: "
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<< resampler;
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return new SignalConditioner(configuration, GetBlock(configuration,
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"DataTypeAdapter", data_type_adapter, 1, 1, queue), GetBlock(
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configuration,"InputFilter", input_filter, 1, 1, queue),
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GetBlock(configuration,"Resampler", resampler, 1, 1, queue),
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"SignalConditioner", "Signal_Conditioner", queue);
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}
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GNSSBlockInterface* GNSSBlockFactory::GetObservables(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "GPS_L1_CA_Observables";
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std::string implementation = configuration->property(
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"Observables.implementation", default_implementation);
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DLOG(INFO) << "Getting Observables with implementation "
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<< implementation;
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unsigned int channel_count =
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configuration->property("Channels.count", 12);
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return GetBlock(configuration, "Observables", implementation,
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channel_count, channel_count, queue);
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}
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GNSSBlockInterface* GNSSBlockFactory::GetPVT(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "Pass_Through";
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std::string implementation = configuration->property(
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"PVT.implementation", default_implementation);
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DLOG(INFO) << "Getting PVT with implementation " << implementation;
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unsigned int channel_count = configuration->property("Channels.count", 12);
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return GetBlock(configuration, "PVT", implementation, channel_count, 1,
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queue);
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}
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GNSSBlockInterface* GNSSBlockFactory::GetOutputFilter(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "Null_Sink_Output_Filter";
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std::string implementation = configuration->property(
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"OutputFilter.implementation", default_implementation);
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DLOG(INFO) << "Getting OutputFilter with implementation " << implementation;
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return GetBlock(configuration, "OutputFilter", implementation, 1, 0,
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queue);
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}
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GNSSBlockInterface* GNSSBlockFactory::GetChannel(
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ConfigurationInterface *configuration, std::string acq,
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std::string trk, std::string tlm, int channel,
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boost::shared_ptr<gr::msg_queue> queue)
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{
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std::stringstream stream;
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stream << channel;
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std::string id = stream.str();
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DLOG(INFO) << "Instantiating channel " << id;
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DLOG(INFO) << "Getting Channel " << id << " with" << std::endl << " Acquisition Implementation: "
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<< acq << std::endl << " Tracking Implementation: " << trk << std::endl << " Telemetry "
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"Decoder implementation: " << tlm;
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return new Channel(configuration, channel, GetBlock(configuration,
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"Channel", "Pass_Through", 1, 1, queue),
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(AcquisitionInterface*)GetBlock(configuration, "Acquisition",
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acq, 1, 1, queue), (TrackingInterface*)GetBlock(
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configuration, "Tracking", trk, 1, 1, queue),
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(TelemetryDecoderInterface*)GetBlock(configuration,
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"TelemetryDecoder", tlm, 1, 1, queue), "Channel",
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"Channel", queue);
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}
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std::vector<GNSSBlockInterface*>* GNSSBlockFactory::GetChannels(
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ConfigurationInterface *configuration, boost::shared_ptr<gr::msg_queue> queue)
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{
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std::string default_implementation = "Pass_Through";
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unsigned int channel_count =
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configuration->property("Channels.count", 12);
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DLOG(INFO) << "Getting " << channel_count << " channels";
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std::vector<GNSSBlockInterface*>* channels = new std::vector<
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GNSSBlockInterface*>();
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std::string tracking = configuration->property("Tracking.implementation",
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default_implementation);
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std::string telemetry_decoder = configuration->property(
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"TelemetryDecoder.implementation", default_implementation);
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std::string acquisition_implementation = configuration->property(
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"Acquisition.implementation", default_implementation);
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for (unsigned int i = 0; i < channel_count; i++)
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{
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std::string acquisition_implementation_specific = configuration->property(
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"Acquisition"+ boost::lexical_cast<std::string>(i) + ".implementation",
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default_implementation);
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if(acquisition_implementation_specific.compare(default_implementation) != 0)
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{
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acquisition_implementation = acquisition_implementation_specific;
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}
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channels->push_back(GetChannel(configuration,
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acquisition_implementation, tracking, telemetry_decoder, i,
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queue));
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}
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return channels;
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}
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/*
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* Returns the block with the required configuration and implementation
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*
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* PLEASE ADD YOUR NEW BLOCK HERE!!
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*/
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GNSSBlockInterface* GNSSBlockFactory::GetBlock(
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ConfigurationInterface *configuration, std::string role,
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std::string implementation, unsigned int in_streams,
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unsigned int out_streams, boost::shared_ptr<gr::msg_queue> queue)
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{
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GNSSBlockInterface* block = NULL; //Change to nullptr when available in compilers (C++11)
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//PASS THROUGH ----------------------------------------------------------------
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if (implementation.compare("Pass_Through") == 0)
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{
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block = new Pass_Through(configuration, role, in_streams, out_streams);
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}
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// SIGNAL SOURCES -------------------------------------------------------------
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else if (implementation.compare("File_Signal_Source") == 0)
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{
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try
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{
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block = new FileSignalSource(configuration, role, in_streams,
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out_streams, queue);
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}
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catch (const std::exception &e)
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{
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std::cout << "GNSS-SDR program ended." << std::endl;
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LOG_AT_LEVEL(INFO) << implementation
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<< ": Source file not found";
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exit(1);
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}
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}
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else if (implementation.compare("UHD_Signal_Source") == 0)
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{
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block = new UhdSignalSource(configuration, role, in_streams,
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out_streams, queue);
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}
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#if GN3S_DRIVER
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else if (implementation.compare("GN3S_Signal_Source") == 0)
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{
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block = new Gn3sSignalSource(configuration, role, in_streams,
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out_streams, queue);
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}
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#endif
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#if RTLSDR_DRIVER
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else if (implementation.compare("Rtlsdr_Signal_Source") == 0)
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{
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block = new RtlsdrSignalSource(configuration, role, in_streams,
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out_streams, queue);
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}
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#endif
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// DATA TYPE ADAPTER -----------------------------------------------------------
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else if (implementation.compare("Ishort_To_Complex") == 0)
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{
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block = new IshortToComplex(configuration, role, in_streams,
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out_streams, queue);
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}
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// INPUT FILTER ----------------------------------------------------------------
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else if (implementation.compare("Fir_Filter") == 0)
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{
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block = new FirFilter(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Freq_Xlating_Fir_Filter") == 0)
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{
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block = new FreqXlatingFirFilter(configuration, role, in_streams,
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out_streams, queue);
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}
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// RESAMPLER -------------------------------------------------------------------
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else if (implementation.compare("Direct_Resampler") == 0)
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{
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block = new DirectResamplerConditioner(configuration, role,
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in_streams, out_streams);
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}
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// ACQUISITION BLOCKS ---------------------------------------------------------
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else if (implementation.compare("GPS_L1_CA_PCPS_Acquisition") == 0)
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{
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block = new GpsL1CaPcpsAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_PCPS_Assisted_Acquisition") == 0)
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{
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block = new GpsL1CaPcpsAssistedAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_PCPS_Tong_Acquisition") == 0)
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{
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block = new GpsL1CaPcpsTongAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_PCPS_Multithread_Acquisition") == 0)
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{
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block = new GpsL1CaPcpsAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_PCPS_Acquisition_Fine_Doppler") == 0)
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{
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block = new GpsL1CaPcpsAcquisitionFineDoppler(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_PCPS_Ambiguous_Acquisition") == 0)
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{
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block = new GalileoE1PcpsAmbiguousAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_PCPS_8ms_Ambiguous_Acquisition") == 0)
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{
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block = new GalileoE1Pcps8msAmbiguousAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_PCPS_Tong_Ambiguous_Acquisition") == 0)
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{
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block = new GalileoE1PcpsTongAmbiguousAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_PCPS_CCCWSR_Ambiguous_Acquisition") == 0)
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{
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block = new GalileoE1PcpsCccwsrAmbiguousAcquisition(configuration, role, in_streams,
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out_streams, queue);
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}
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// TRACKING BLOCKS -------------------------------------------------------------
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else if (implementation.compare("GPS_L1_CA_DLL_PLL_Tracking") == 0)
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{
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block = new GpsL1CaDllPllTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_DLL_PLL_Optim_Tracking") == 0)
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{
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block = new GpsL1CaDllPllOptimTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_DLL_FLL_PLL_Tracking") == 0)
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{
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block = new GpsL1CaDllFllPllTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("GPS_L1_CA_TCP_CONNECTOR_Tracking") == 0)
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{
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block = new GpsL1CaTcpConnectorTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_DLL_PLL_VEML_Tracking") == 0)
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{
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block = new GalileoE1DllPllVemlTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1_TCP_CONNECTOR_Tracking") == 0)
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{
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block = new GalileoE1TcpConnectorTracking(configuration, role, in_streams,
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out_streams, queue);
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}
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// TELEMETRY DECODERS ----------------------------------------------------------
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else if (implementation.compare("GPS_L1_CA_Telemetry_Decoder") == 0)
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{
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block = new GpsL1CaTelemetryDecoder(configuration, role, in_streams,
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out_streams, queue);
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}
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else if (implementation.compare("Galileo_E1B_Telemetry_Decoder") == 0)
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{
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block = new GalileoE1BTelemetryDecoder(configuration, role, in_streams,
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out_streams, queue);
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}
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// OBSERVABLES -----------------------------------------------------------------
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else if (implementation.compare("GPS_L1_CA_Observables") == 0)
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{
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block = new GpsL1CaObservables(configuration, role, in_streams,
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out_streams, queue);
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}
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// PVT -------------------------------------------------------------------------
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else if (implementation.compare("GPS_L1_CA_PVT") == 0)
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{
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block = new GpsL1CaPvt(configuration, role, in_streams,
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out_streams, queue);
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}
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// OUTPUT FILTERS --------------------------------------------------------------
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else if (implementation.compare("Null_Sink_Output_Filter") == 0)
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{
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block = new NullSinkOutputFilter(configuration, role, in_streams,
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out_streams);
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}
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else if (implementation.compare("File_Output_Filter") == 0)
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{
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block = new FileOutputFilter(configuration, role, in_streams,
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out_streams);
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}
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else
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{
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// Log fatal. This causes execution to stop.
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LOG_AT_LEVEL(ERROR) << implementation
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<< ": Undefined implementation for block";
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}
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return block;
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}
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