summaryrefslogtreecommitdiff
path: root/gr-blocks/lib/add_const_v_impl.cc
blob: 38a4883485851e3235f21b691100dc711f91c2c0 (plain)
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
72
/* -*- c++ -*- */
/*
 * Copyright 2004,2009,2010,2012,2018 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 <add_const_v_impl.h>
#include <gnuradio/io_signature.h>

namespace gr {
  namespace blocks {

    template <class T>
    typename add_const_v<T>::sptr add_const_v<T>::make(std::vector<T> k)
    {
      return gnuradio::get_initial_sptr(new add_const_v_impl<T>(k));
    }

    template <class T>
    add_const_v_impl<T>::add_const_v_impl(std::vector<T> k)
      : sync_block ("add_const_v",
		       io_signature::make (1, 1, sizeof (T)*k.size()),
		       io_signature::make (1, 1, sizeof (T)*k.size())),
      d_k(k)
    {
    }

    template <class T>
    int
    add_const_v_impl<T>::work(int noutput_items,
		      gr_vector_const_void_star &input_items,
		      gr_vector_void_star &output_items)
    {
      T *iptr = (T *)input_items[0];
      T *optr = (T *)output_items[0];

      int nitems_per_block = this->output_signature()->sizeof_stream_item(0)/sizeof(T);

      for (int i = 0; i < noutput_items; i++)
	for (int j = 0; j < nitems_per_block; j++)
	  *optr++ = *iptr++ + d_k[j];

      return noutput_items;
    }

    template class add_const_v<std::uint8_t>;
    template class add_const_v<std::int16_t>;
    template class add_const_v<std::int32_t>;
    template class add_const_v<float>;
    template class add_const_v<gr_complex>;
  } /* namespace blocks */
} /* namespace gr */