/*
 *  mathutil.h
 *  BoE
 *
 *  Created by Celtic Minstrel on 16/04/09.
 *
 */

#include <cmath>
#include <SFML/System/Time.hpp>

using std::abs;
short get_ran (short times,short  min,short  max);
short s_pow(short x,short y);
short s_sqrt(short val);
short max(short a,short b);
short min(short a,short b);
short minmax(short min,short max,short k);
short gcd(short a, short b);
sf::Time time_in_ticks(int ticks);

template<typename T>
inline void move_to_zero(T& val){
	if (val < 0)
		val++;
	if (val > 0)
		val--;
}

// Not quite mathutil... perhaps I need a more general util file.
// This is from <http://stackoverflow.com/a/16597048>.
template<typename ContainerT, typename PredicateT >
void erase_if(ContainerT& items, const PredicateT& predicate) {
    for(auto it = items.begin(); it != items.end();) {
		if(predicate(*it)) it = items.erase(it);
		else ++it;
    }
};