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
68
69
70
71
|
/* -*- 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.
*/
// @WARNING@
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <@NAME@.h>
#include <gr_io_signature.h>
@SPTR_NAME@
gr_make_@BASE_NAME@ (size_t vlen)
{
return gnuradio::get_initial_sptr (new @NAME@ (vlen));
}
@NAME@::@NAME@ (size_t vlen)
: gr_sync_block ("@BASE_NAME@",
gr_make_io_signature (1, -1, sizeof (@I_TYPE@)*vlen),
gr_make_io_signature (1, 1, sizeof (@O_TYPE@)*vlen)),
d_vlen (vlen)
{
}
int
@NAME@::work (int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items)
{
@O_TYPE@ *optr = (@O_TYPE@ *) output_items[0];
int ninputs = input_items.size ();
if (ninputs == 1){ // negate
for (size_t i = 0; i < noutput_items*d_vlen; i++)
*optr++ = (@O_TYPE@) -((@I_TYPE@ *) input_items[0])[i];
}
else {
for (size_t i = 0; i < noutput_items*d_vlen; i++){
@I_TYPE@ acc = ((@I_TYPE@ *) input_items[0])[i];
for (int j = 1; j < ninputs; j++)
acc -= ((@I_TYPE@ *) input_items[j])[i];
*optr++ = (@O_TYPE@) acc;
}
}
return noutput_items;
}
|
