mirror of
https://github.com/gnss-sdr/gnss-sdr
synced 2024-12-16 21:20:34 +00:00
48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/*!
|
|
* \file conjugate_ic.cc
|
|
* \brief Conjugate a stream of lv_8sc_t ( std::complex<char> )
|
|
* \author Carles Fernandez Prades, cfernandez(at)cttc.es
|
|
*
|
|
*
|
|
* -----------------------------------------------------------------------------
|
|
*
|
|
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
|
|
* This file is part of GNSS-SDR.
|
|
*
|
|
* Copyright (C) 2010-2020 (see AUTHORS file for a list of contributors)
|
|
* SPDX-License-Identifier: GPL-3.0-or-later
|
|
*
|
|
* -----------------------------------------------------------------------------
|
|
*/
|
|
|
|
#include "conjugate_ic.h"
|
|
#include <gnuradio/io_signature.h>
|
|
#include <volk_gnsssdr/volk_gnsssdr.h>
|
|
#include <algorithm> // for max
|
|
|
|
|
|
conjugate_ic_sptr make_conjugate_ic()
|
|
{
|
|
return conjugate_ic_sptr(new conjugate_ic());
|
|
}
|
|
|
|
|
|
conjugate_ic::conjugate_ic() : gr::sync_block("conjugate_ic",
|
|
gr::io_signature::make(1, 1, sizeof(lv_8sc_t)),
|
|
gr::io_signature::make(1, 1, sizeof(lv_8sc_t)))
|
|
{
|
|
const auto alignment_multiple = static_cast<int>(volk_gnsssdr_get_alignment() / sizeof(lv_8sc_t));
|
|
set_alignment(std::max(1, alignment_multiple));
|
|
}
|
|
|
|
|
|
int conjugate_ic::work(int noutput_items,
|
|
gr_vector_const_void_star &input_items,
|
|
gr_vector_void_star &output_items)
|
|
{
|
|
const auto *in = reinterpret_cast<const lv_8sc_t *>(input_items[0]);
|
|
auto *out = reinterpret_cast<lv_8sc_t *>(output_items[0]);
|
|
volk_gnsssdr_8ic_conjugate_8ic(out, in, noutput_items);
|
|
return noutput_items;
|
|
}
|