1 /* -*- c++ -*- */
2 /*
3 * Copyright 2004,2009,2010,2012,2018 Free Software Foundation, Inc.
4 *
5 * This file is part of GNU Radio
6 *
7 * GNU Radio is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3, or (at your option)
10 * any later version.
11 *
12 * GNU Radio is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
21 */
22
23 #ifdef HAVE_CONFIG_H
24 #include "config.h"
25 #endif
26
27 #include "add_const_v_impl.h"
28 #include <gnuradio/io_signature.h>
29
30 namespace gr {
31 namespace blocks {
32
33 template <class T>
make(std::vector<T> k)34 typename add_const_v<T>::sptr add_const_v<T>::make(std::vector<T> k)
35 {
36 return gnuradio::get_initial_sptr(new add_const_v_impl<T>(k));
37 }
38
39 template <class T>
add_const_v_impl(std::vector<T> k)40 add_const_v_impl<T>::add_const_v_impl(std::vector<T> k)
41 : sync_block("add_const_v",
42 io_signature::make(1, 1, sizeof(T) * k.size()),
43 io_signature::make(1, 1, sizeof(T) * k.size())),
44 d_k(k)
45 {
46 }
47
48 template <class T>
work(int noutput_items,gr_vector_const_void_star & input_items,gr_vector_void_star & output_items)49 int add_const_v_impl<T>::work(int noutput_items,
50 gr_vector_const_void_star& input_items,
51 gr_vector_void_star& output_items)
52 {
53 T* iptr = (T*)input_items[0];
54 T* optr = (T*)output_items[0];
55
56 int nitems_per_block = this->output_signature()->sizeof_stream_item(0) / sizeof(T);
57
58 for (int i = 0; i < noutput_items; i++)
59 for (int j = 0; j < nitems_per_block; j++)
60 *optr++ = *iptr++ + d_k[j];
61
62 return noutput_items;
63 }
64
65 template class add_const_v<std::uint8_t>;
66 template class add_const_v<std::int16_t>;
67 template class add_const_v<std::int32_t>;
68 template class add_const_v<float>;
69 template class add_const_v<gr_complex>;
70 } /* namespace blocks */
71 } /* namespace gr */
72