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/* -*- c++ -*- */
/*
* Copyright 2004,2009,2010,2012,2015 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <multiply_const_cc_impl.h>
#include <gnuradio/io_signature.h>
#include <volk/volk.h>
namespace gr {
namespace blocks {
multiply_const_cc::sptr multiply_const_cc::make(gr_complex k, size_t vlen)
{
return gnuradio::get_initial_sptr(new multiply_const_cc_impl(k, vlen));
}
multiply_const_cc_impl::multiply_const_cc_impl(gr_complex k, size_t vlen)
: sync_block ("multiply_const_cc",
io_signature::make (1, 1, sizeof (gr_complex)*vlen),
io_signature::make (1, 1, sizeof (gr_complex)*vlen)),
d_k(k), d_vlen(vlen)
{
const int alignment_multiple =
volk_get_alignment() / sizeof(gr_complex);
set_alignment(std::max(1,alignment_multiple));
}
int
multiply_const_cc_impl::work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
const gr_complex *in = (const gr_complex *) input_items[0];
gr_complex *out = (gr_complex *) output_items[0];
int noi = d_vlen*noutput_items;
volk_32fc_s32fc_multiply_32fc(out, in, d_k, noi);
return noutput_items;
}
void
multiply_const_cc_impl::setup_rpc()
{
#ifdef GR_CTRLPORT
add_rpc_variable(
rpcbasic_sptr(new rpcbasic_register_get<multiply_const_cc, gr_complex>(
alias(), "Constant",
&multiply_const_cc::k,
pmt::from_complex(-1024.0f, 0.0f),
pmt::from_complex(1024.0f, 0.0f),
pmt::from_complex(0.0f, 0.0f),
"", "Constant to multiply", RPC_PRIVLVL_MIN,
DISPTIME | DISPOPTCPLX | DISPOPTSTRIP)));
add_rpc_variable(
rpcbasic_sptr(new rpcbasic_register_set<multiply_const_cc, gr_complex>(
alias(), "Constant",
&multiply_const_cc::set_k,
pmt::from_complex(-1024.0f, 0.0f),
pmt::from_complex(1024.0f, 0.0f),
pmt::from_complex(0.0f, 0.0f),
"", "Constant to multiply",
RPC_PRIVLVL_MIN, DISPNULL)));
#endif /* GR_CTRLPORT */
}
} /* namespace blocks */
} /* namespace gr */
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