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/* -*- c++ -*- */
/*
* Copyright 2004 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.
*/
/*
* config.h is generated by configure. It contains the results
* of probing for features, options etc. It should be the first
* file included in your .cc file.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <gnuradio/io_signature.h>
#include "diff_phasor_vcc_impl.h"
namespace gr {
namespace dab {
diff_phasor_vcc::sptr
diff_phasor_vcc::make(unsigned int length)
{
return gnuradio::get_initial_sptr
(new diff_phasor_vcc_impl(length));
}
diff_phasor_vcc_impl::diff_phasor_vcc_impl(unsigned int length)
: gr::sync_block("diff_phasor_vcc",
gr::io_signature::make (1, 1, sizeof(gr_complex)*length),
gr::io_signature::make (1, 1, sizeof(gr_complex)*length)),
d_length(length)
{
set_history(2);
}
int
diff_phasor_vcc_impl::work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
gr_complex const *in = (const gr_complex *) input_items[0];
gr_complex *out = (gr_complex *) output_items[0];
for(unsigned int i = 0; i < noutput_items*d_length; i++){
out[i] = in[i+d_length] * conj(in[i]);
}
return noutput_items;
}
}
}
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