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/* -*- c++ -*- */
/*
* Copyright 2004,2013 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.
*/
#ifndef INCLUDED_GR_THRESHOLD_FF_IMPL_H
#define INCLUDED_GR_THRESHOLD_FF_IMPL_H
#include <gnuradio/blocks/threshold_ff.h>
namespace gr {
namespace blocks {
class threshold_ff_impl : public threshold_ff
{
private:
float d_lo, d_hi; // the constant
float d_last_state;
public:
threshold_ff_impl(float lo, float hi, float initial_state = 0);
~threshold_ff_impl();
float lo() const { return d_lo; }
void set_lo(float lo) { d_lo = lo; }
float hi() const { return d_hi; }
void set_hi(float hi) { d_hi = hi; }
float last_state() const { return d_last_state; }
void set_last_state(float last_state) { d_last_state = last_state; }
int work(int noutput_items,
gr_vector_const_void_star& input_items,
gr_vector_void_star& output_items);
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_GR_THRESHOLD_FF_IMPL_H */
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