/*
 * fast_functions.hpp
 *
 *  Created on: Apr 1, 2010
 *      Author: crueger
 */

#ifndef FAST_FUNCTIONS_HPP_
#define FAST_FUNCTIONS_HPP_

/**
 * !@file
 * This file contains several functions that need to be very fast and which are inlined for this
 * reason.
 *
 * Warning: do not forget inline keyword for functions in this file to avoid multiple definitions!
 */

/********************************* Functions ************************************************/

/*************************** Templatized functions ************************************/

/** Flips two values.
 * \param x first value
 * \param y second value
 */
template <typename T>
inline void flip(T &x, T &y)
{
  T tmp;
  tmp = x;
  x = y;
  y = tmp;
};

#endif /* FAST_FUNCTIONS_HPP_ */