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/* -*- c++ -*- */
/*
* Copyright 2004, 2009,2010 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 <gr_float_to_complex.h>
#include <gr_io_signature.h>
gr_float_to_complex_sptr
gr_make_float_to_complex (size_t vlen)
{
return gnuradio::get_initial_sptr(new gr_float_to_complex (vlen));
}
gr_float_to_complex::gr_float_to_complex (size_t vlen)
: gr_sync_block ("gr_float_to_complex",
gr_make_io_signature (1, 2, sizeof (float) * vlen),
gr_make_io_signature (1, 1, sizeof (gr_complex) * vlen)),
d_vlen (vlen)
{
}
int
gr_float_to_complex::work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
float *r = (float *)input_items[0];
float *i = (float *)input_items[1];
gr_complex *out = (gr_complex *) output_items[0];
switch (input_items.size ()){
case 1:
for (size_t j = 0; j < noutput_items*d_vlen; j++)
out[j] = gr_complex (r[j], 0);
break;
case 2:
for (size_t j = 0; j < noutput_items*d_vlen; j++)
out[j] = gr_complex (r[j], i[j]);
break;
default:
assert (0);
}
return noutput_items;
}
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