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/* -*- c++ -*- */
/*
* Copyright 2014 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 "rotator_cc_impl.h"
#include <gnuradio/io_signature.h>
#include <cmath>
namespace gr {
namespace blocks {
rotator_cc::sptr
rotator_cc::make(double phase_inc)
{
return gnuradio::get_initial_sptr
(new rotator_cc_impl(phase_inc));
}
rotator_cc_impl::rotator_cc_impl(double phase_inc)
: sync_block("rotator_cc",
io_signature::make(1, 1, sizeof(gr_complex)),
io_signature::make(1, 1, sizeof(gr_complex)))
{
set_phase_inc(phase_inc);
}
rotator_cc_impl::~rotator_cc_impl()
{
}
void
rotator_cc_impl::set_phase_inc(double phase_inc)
{
d_r.set_phase_incr( exp(gr_complex(0, phase_inc)) );
}
int
rotator_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];
#if 0
for (int i=0; i<noutput_items; i++)
out[i] = d_r.rotate(in[i]);
#else
d_r.rotateN(out, in, noutput_items);
#endif
return noutput_items;
}
} /* namespace blocks */
} /* namespace gr */
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