godot/core/pair.h

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/*************************************************************************/
/* pair.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
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/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
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#ifndef PAIR_H
#define PAIR_H
template <class F, class S>
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struct Pair {
F first;
S second;
Pair() :
first(),
second() {
}
Pair(F p_first, const S &p_second) :
first(p_first),
second(p_second) {
}
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};
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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;
}
};
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#endif // PAIR_H