godot/core/pair.h

/*************************************************************************/
/*  pair.h                                                               */
/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
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#ifndef PAIR_H
#define PAIR_H

template <class F, class S>
struct Pair {

	F first;
	S second;

	Pair() {}
	Pair(F p_first, const S &p_second)
		: first(p_first),
		  second(p_second) {
	}
};

template <class F, class S>
bool operator==(const Pair<F, S> &pair, const Pair<F, S> &other) {
	return (pair.first == other.first) && (pair.second == other.second);
}

template <class F, class S>
bool operator!=(const Pair<F, S> &pair, const Pair<F, S> &other) {
	return (pair.first != other.first) || (pair.second != other.second);
}

template <class F, class S>
struct PairSort {

	bool operator()(const Pair<F, S> &A, const Pair<F, S> &B) const {
		return A.first < B.first;
	}
};

#endif // PAIR_H