GNU Radio 3.7.3 C++ API
log2_const.h
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1 /* -*- c++ -*- */
2 /*
3  * Copyright 2006,2013 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 /*
25  * a bit of template hackery...
26  */
27 #ifndef INCLUDED_BLOCKS_LOG2_CONST_H
28 #define INCLUDED_BLOCKS_LOG2_CONST_H
29 
30 #include <gnuradio/blocks/api.h>
31 #include <assert.h>
32 
33 namespace gr {
34  namespace blocks {
35 
36  template<unsigned int k> static inline int log2_const() { assert(0); return 0; }
37 
38  template<> inline int log2_const<1>() { return 0; }
39  template<> inline int log2_const<2>() { return 1; }
40  template<> inline int log2_const<4>() { return 2; }
41  template<> inline int log2_const<8>() { return 3; }
42  template<> inline int log2_const<16>() { return 4; }
43  template<> inline int log2_const<32>() { return 5; }
44  template<> inline int log2_const<64>() { return 6; }
45  template<> inline int log2_const<128>() { return 7; }
46  template<> inline int log2_const<256>() { return 8; }
47  template<> inline int log2_const<512>() { return 9; }
48  template<> inline int log2_const<1024>(){ return 10; }
49 
50  } /* namespace blocks */
51 } /* namespace gr */
52 
53 #endif /* INCLUDED_BLOCKS_LOG2_CONST_H */
int log2_const< 32 >()
Definition: log2_const.h:43
int log2_const< 8 >()
Definition: log2_const.h:41
int log2_const< 64 >()
Definition: log2_const.h:44
int log2_const< 128 >()
Definition: log2_const.h:45
int log2_const< 512 >()
Definition: log2_const.h:47
int log2_const< 1024 >()
Definition: log2_const.h:48
static int log2_const()
Definition: log2_const.h:36
int log2_const< 4 >()
Definition: log2_const.h:40
int log2_const< 1 >()
Definition: log2_const.h:38
int log2_const< 256 >()
Definition: log2_const.h:46
int log2_const< 2 >()
Definition: log2_const.h:39
int log2_const< 16 >()
Definition: log2_const.h:42