3 * Copyright 2008 Free Software Foundation, Inc.
5 * This file is part of GNU Radio
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)
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.
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.
30 #include <gr_io_signature.h>
33 gr_make_@BASE_NAME@ (int length, @O_TYPE@ scale, int max_iter)
35 return @SPTR_NAME@ (new @NAME@ (length, scale, max_iter));
38 @NAME@::@NAME@ (int length, @O_TYPE@ scale, int max_iter)
39 : gr_sync_block ("@BASE_NAME@",
40 gr_make_io_signature (1, 1, sizeof (@I_TYPE@)),
41 gr_make_io_signature (1, 1, sizeof (@O_TYPE@))),
54 @NAME@::work (int noutput_items,
55 gr_vector_const_void_star &input_items,
56 gr_vector_void_star &output_items)
58 const @I_TYPE@ *in = (const @I_TYPE@ *) input_items[0];
59 @O_TYPE@ *out = (@O_TYPE@ *) output_items[0];
62 int num_iter = (noutput_items>d_max_iter) ? d_max_iter : noutput_items;
63 for (int i = 0; i < d_length-1 ; i++) {
67 for (int i = 0; i < num_iter; i++) {
68 sum += in[i+d_length-1];
69 out[i] = sum * d_scale;