mirror of https://github.com/gnss-sdr/gnss-sdr
100 lines
2.9 KiB
C++
100 lines
2.9 KiB
C++
/*!
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* \file beamformer_filter.cc
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* \brief Interface of an adapter of a digital beamformer
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* \author Javier Arribas jarribas (at) cttc.es
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*
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* -----------------------------------------------------------------------------
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*
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* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
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* This file is part of GNSS-SDR.
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*
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* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
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* SPDX-License-Identifier: GPL-3.0-or-later
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*
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* -----------------------------------------------------------------------------
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*/
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#include "beamformer_filter.h"
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#include "beamformer.h"
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#include "configuration_interface.h"
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#include <glog/logging.h>
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#include <gnuradio/blocks/file_sink.h>
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BeamformerFilter::BeamformerFilter(
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const ConfigurationInterface* configuration, const std::string& role,
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unsigned int in_stream, unsigned int out_stream)
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: role_(role),
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in_stream_(in_stream),
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out_stream_(out_stream),
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dump_(configuration->property(role + ".dump", false))
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{
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const std::string default_item_type("gr_complex");
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const std::string default_dump_file("./data/input_filter.dat");
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item_type_ = configuration->property(role + ".item_type", default_item_type);
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dump_filename_ = configuration->property(role + ".dump_filename", default_dump_file);
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DLOG(INFO) << "role " << role_;
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if (item_type_ == "gr_complex")
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{
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item_size_ = sizeof(gr_complex);
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beamformer_ = make_beamformer_sptr();
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DLOG(INFO) << "Item size " << item_size_;
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DLOG(INFO) << "resampler(" << beamformer_->unique_id() << ")";
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}
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else
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{
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LOG(WARNING) << item_type_
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<< " unrecognized item type for beamformer";
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item_size_ = 0;
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}
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if (dump_)
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{
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DLOG(INFO) << "Dumping output into file " << dump_filename_;
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file_sink_ = gr::blocks::file_sink::make(item_size_, dump_filename_.c_str());
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DLOG(INFO) << "file_sink(" << file_sink_->unique_id() << ")";
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}
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if (in_stream_ > 8)
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{
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LOG(ERROR) << "This implementation only supports eight input streams";
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}
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if (out_stream_ > 1)
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{
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LOG(ERROR) << "This implementation only supports one output stream";
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}
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}
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void BeamformerFilter::connect(gr::top_block_sptr top_block)
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{
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if (dump_)
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{
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top_block->connect(beamformer_, 0, file_sink_, 0);
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DLOG(INFO) << "connected beamformer output to file sink";
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}
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else
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{
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DLOG(INFO) << "nothing to connect internally";
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}
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}
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void BeamformerFilter::disconnect(gr::top_block_sptr top_block)
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{
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if (dump_)
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{
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top_block->disconnect(beamformer_, 0, file_sink_, 0);
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}
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}
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gr::basic_block_sptr BeamformerFilter::get_left_block()
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{
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return beamformer_;
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}
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gr::basic_block_sptr BeamformerFilter::get_right_block()
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{
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return beamformer_;
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}
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