mirror of https://github.com/gnss-sdr/gnss-sdr
124 lines
3.8 KiB
C++
124 lines
3.8 KiB
C++
/*!
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* \file gps_l1_ca_gps_sdr_acquisition.h
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* \brief Interface of an adapter of an acquisition module based
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* on the method in Gregory Heckler's GPS-SDR (see http://github.com/gps-sdr/gps-sdr)
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* to an AcquisitionInterface
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* \author Carlos Aviles, 2010. carlos.avilesr(at)googlemail.com
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* Luis Esteve, 2011. luis(at)epsilon-formacion.com
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*
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* -------------------------------------------------------------------------
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*
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* Copyright (C) 2010-2011 (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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#ifndef GNSS_SDR_GPS_L1_CA_GPS_SDR_ACQUISITION_H_
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#define GNSS_SDR_GPS_L1_CA_GPS_SDR_ACQUISITION_H_
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#include "acquisition_interface.h"
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#include "gps_l1_ca_gps_sdr_acquisition_cc.h"
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#include "gps_l1_ca_gps_sdr_acquisition_ss.h"
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#include <gnuradio/gr_msg_queue.h>
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class ConfigurationInterface;
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/*!
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* \brief Adapts the GPS-SDR acquisition implementation to
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* an Acquisition Interface
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*
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* Derived from AcquisitionInterface, this class wraps the implementation
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* of the acquisition algorithm proposed by Gregory Heckler at https://github.com/gps-sdr/gps-sdr
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*
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*/
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class GpsL1CaGpsSdrAcquisition: public AcquisitionInterface
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{
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public:
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GpsL1CaGpsSdrAcquisition(ConfigurationInterface* configuration,
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std::string role, unsigned int in_streams,
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unsigned int out_streams, gr_msg_queue_sptr queue);
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virtual ~GpsL1CaGpsSdrAcquisition();
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std::string role()
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{
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return role_;
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}
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std::string implementation()
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{
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return "Acquisition";
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}
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size_t item_size()
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{
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return item_size_;
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}
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void connect(gr_top_block_sptr top_block);
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void disconnect(gr_top_block_sptr top_block);
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gr_basic_block_sptr get_left_block();
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gr_basic_block_sptr get_right_block();
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void set_satellite(Gnss_Satellite gnss_satellite);
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void set_channel(unsigned int channel);
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void set_threshold(float threshold);
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void set_doppler_max(unsigned int doppler_max);
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void set_channel_queue(concurrent_queue<int> *channel_internal_queue);
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signed int prn_code_phase();
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float doppler_freq_shift();
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signed int mag();
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void reset();
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unsigned long int get_sample_stamp();
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//Not used in this implementation
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void set_doppler_step(unsigned int doppler_step)
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{};
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private:
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gps_l1_ca_gps_sdr_acquisition_cc_sptr acquisition_cc_;
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gps_l1_ca_gps_sdr_acquisition_ss_sptr acquisition_ss_;
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gr_block_sptr stream_to_vector_;
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gr_block_sptr complex_to_short_;
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gr_block_sptr short_to_complex_;
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size_t item_size_;
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std::string item_type_;
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unsigned int vector_length_;
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Gnss_Satellite gnss_satellite_;
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unsigned int channel_;
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float threshold_;
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unsigned int doppler_max_;
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unsigned int acquisition_ms_;
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long fs_in_;
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long if_;
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bool dump_;
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std::string dump_filename_;
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std::string role_;
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unsigned int in_streams_;
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unsigned int out_streams_;
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gr_msg_queue_sptr queue_;
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concurrent_queue<int> *channel_internal_queue_;
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};
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#endif
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