1 /* -*- c++ -*- */
2 /*
3  * Copyright 2004,2012,2018 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 
24 #ifndef METRICS_IMPL_H
25 #define METRICS_IMPL_H
26 
27 #include <gnuradio/trellis/metrics.h>
28 
29 namespace gr {
30 namespace trellis {
31 
32 template <class T>
33 class metrics_impl : public metrics<T>
34 {
35 private:
36     int d_O;
37     int d_D;
38     digital::trellis_metric_type_t d_TYPE;
39     std::vector<T> d_TABLE;
40 
41 public:
42     metrics_impl(int O,
43                  int D,
44                  const std::vector<T>& TABLE,
45                  digital::trellis_metric_type_t TYPE);
46     ~metrics_impl();
47 
O()48     int O() const { return d_O; }
D()49     int D() const { return d_D; }
TYPE()50     digital::trellis_metric_type_t TYPE() const { return d_TYPE; }
TABLE()51     std::vector<T> TABLE() const { return d_TABLE; }
52 
53     void set_O(int O);
54     void set_D(int D);
55     void set_TYPE(digital::trellis_metric_type_t type);
56     void set_TABLE(const std::vector<T>& table);
57 
58     void forecast(int noutput_items, gr_vector_int& ninput_items_required);
59 
60     int general_work(int noutput_items,
61                      gr_vector_int& ninput_items,
62                      gr_vector_const_void_star& input_items,
63                      gr_vector_void_star& output_items);
64 };
65 
66 } /* namespace trellis */
67 } /* namespace gr */
68 
69 #endif /* METRICS_IMPL_H */
70