1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
/* -*- c++ -*- */
/*
* Copyright 2004,2010 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.
*/
// WARNING: this file is machine generated. Edits will be over written
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gr_threshold_ff.h>
#include <gr_io_signature.h>
gr_threshold_ff_sptr
gr_make_threshold_ff (float lo, float hi, float initial_state)
{
return gnuradio::get_initial_sptr(new gr_threshold_ff (lo, hi, initial_state));
}
gr_threshold_ff::gr_threshold_ff (float lo, float hi, float initial_state)
: gr_sync_block ("threshold_ff",
gr_make_io_signature (1, 1, sizeof (float)),
gr_make_io_signature (1, 1, sizeof (float))),
d_lo (lo), d_hi (hi), d_last_state (initial_state)
{
}
int
gr_threshold_ff::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];
float *out = (float *) output_items[0];
for(int i=0; i<noutput_items; i++) {
if (in[i] > d_hi) {
out[i] = 1.0;
d_last_state = 1.0;
} else if (in[i] < d_lo) {
out[i] = 0.0;
d_last_state = 0.0;
} else
out[i] = d_last_state;
}
return noutput_items;
}
|
