/* -*- c++ -*- */

/*

 * Copyright 2005 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 2, 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., 59 Temple Place - Suite 330,

 * Boston, MA 02111-1307, USA.

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <gr_probe_signal_f.h>

#include <gr_io_signature.h>

gr_probe_signal_f_sptr

gr_make_probe_signal_f()

{

  return gr_probe_signal_f_sptr(new gr_probe_signal_f());

}

gr_probe_signal_f::gr_probe_signal_f ()

  : gr_sync_block ("probe_signal_f",

                   gr_make_io_signature(1, 1, sizeof(float)),

                   gr_make_io_signature(0, 0, 0)),

    d_level(0)

{

}

gr_probe_signal_f::~gr_probe_signal_f()

{

}

int

gr_probe_signal_f::work(int noutput_items,

                        gr_vector_const_void_star &input_items,

                        gr_vector_void_star &output_items)

{

  const float *in = (const float *) input_items[0];

  if (noutput_items > 0)

    d_level = in[noutput_items-1];

  return noutput_items;

}