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#ifndef __BTANKS_MINMAX_H__
#define __BTANKS_MINMAX_H__
/* Battle Tanks Game
* Copyright (C) 2006-2009 Battle Tanks team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Additional rights can be granted beyond the GNU General Public License
* on the terms provided in the Exception. If you modify this file,
* you may extend this exception to your version of the file,
* but you are not obligated to do so. If you do not wish to provide this
* exception without modification, you must delete this exception statement
* from your version and license this file solely under the GPL without exception.
*/
#include <assert.h>
namespace math {
template <typename T>
inline const T max(const T a, const T b) {
return (a > b)?a:b;
}
template <typename T>
inline const T min(const T a, const T b) {
return (a < b)?a:b;
}
template <typename T>
inline void exchange(T &a, T &b) {
T c = a;
a = b;
b = c;
}
template <typename T>
inline T reduce(const T a, const T b) {
assert(b >= 0);
return (a >= 0)?
((a >= b)?a - b:(T)0):
((a <= b)?a + b:(T)0);
}
}
#endif
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