gnss-sdr/src/algorithms/input_filter/gnuradio_blocks/beamformer.h

69 lines
1.7 KiB
C++

/*!
* \file beamformer.h
*
* \brief Simple spatial filter using RAW array input and beamforming coefficients
* \author Javier Arribas jarribas (at) cttc.es
* -----------------------------------------------------------------------------
*
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
*/
#ifndef GNSS_SDR_BEAMFORMER_H
#define GNSS_SDR_BEAMFORMER_H
#include <gnuradio/sync_block.h>
#include <vector>
#if GNURADIO_USES_STD_POINTERS
#include <memory>
#else
#include <boost/shared_ptr.hpp>
#endif
/** \addtogroup Input_Filter
* \{ */
/** \addtogroup Input_filter_gnuradio_blocks
* \{ */
class beamformer;
#if GNURADIO_USES_STD_POINTERS
using beamformer_sptr = std::shared_ptr<beamformer>;
#else
using beamformer_sptr = boost::shared_ptr<beamformer>;
#endif
beamformer_sptr make_beamformer_sptr();
const int GNSS_SDR_BEAMFORMER_CHANNELS = 8;
/*!
* \brief This class implements a real-time software-defined spatial filter using the CTTC GNSS experimental antenna array input and a set of dynamically reloadable weights
*/
class beamformer : public gr::sync_block
{
public:
~beamformer() = default;
int work(int noutput_items, gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
private:
friend beamformer_sptr make_beamformer_sptr();
beamformer();
std::vector<gr_complex> weight_vector = std::vector<gr_complex>(GNSS_SDR_BEAMFORMER_CHANNELS, gr_complex(1.0, 0.0));
};
/** \} */
/** \} */
#endif // GNSS_SDR_BEAMFORMER_H