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Diffstat (limited to 'src/util.h')
-rw-r--r-- | src/util.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h new file mode 100644 index 0000000..977645c --- /dev/null +++ b/src/util.h | |||
@@ -0,0 +1,40 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2007-2008 Xagasoft, All rights reserved. | ||
3 | * | ||
4 | * This file is part of the libbu++ library and is released under the | ||
5 | * terms of the license contained in the file LICENSE. | ||
6 | */ | ||
7 | |||
8 | #ifndef BU_UTIL_H | ||
9 | #define BU_UTIL_H | ||
10 | |||
11 | namespace Bu | ||
12 | { | ||
13 | template<typename item> | ||
14 | void swap( item &a, item &b ) | ||
15 | { | ||
16 | item tmp = a; | ||
17 | a = b; | ||
18 | b = tmp; | ||
19 | } | ||
20 | |||
21 | template<typename item> | ||
22 | item &min( item &a, item &b ) | ||
23 | { | ||
24 | return a<b?a:b; | ||
25 | } | ||
26 | |||
27 | template<typename item> | ||
28 | item &max( item &a, item &b ) | ||
29 | { | ||
30 | return a>b?a:b; | ||
31 | } | ||
32 | |||
33 | template<typename item> | ||
34 | item &mid( item &a, item &b, item &c ) | ||
35 | { | ||
36 | return min( max( a, b ), c ); | ||
37 | } | ||
38 | }; | ||
39 | |||
40 | #endif | ||