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/**************************************************************************/
/* pair.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/**************************************************************************/
#ifndef PAIR_H
#define PAIR_H
#include "core/templates/hashfuncs.h"
#include "core/typedefs.h"
template <class F, class S>
struct Pair {
F first;
S second;
Pair() :
first(),
second() {
}
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 {
if (A.first != B.first) {
return A.first < B.first;
}
return A.second < B.second;
}
};
template <class F, class S>
struct PairHash {
static uint32_t hash(const Pair<F, S> &P) {
uint64_t h1 = HashMapHasherDefault::hash(P.first);
uint64_t h2 = HashMapHasherDefault::hash(P.second);
return hash_one_uint64((h1 << 32) | h2);
}
};
template <class K, class V>
struct KeyValue {
const K key;
V value;
void operator=(const KeyValue &p_kv) = delete;
_FORCE_INLINE_ KeyValue(const KeyValue &p_kv) :
key(p_kv.key),
value(p_kv.value) {
}
_FORCE_INLINE_ KeyValue(const K &p_key, const V &p_value) :
key(p_key),
value(p_value) {
}
};
template <class K, class V>
bool operator==(const KeyValue<K, V> &pair, const KeyValue<K, V> &other) {
return (pair.key == other.key) && (pair.value == other.value);
}
template <class K, class V>
bool operator!=(const KeyValue<K, V> &pair, const KeyValue<K, V> &other) {
return (pair.key != other.key) || (pair.value != other.value);
}
template <class K, class V>
struct KeyValueSort {
bool operator()(const KeyValue<K, V> &A, const KeyValue<K, V> &B) const {
return A.key < B.key;
}
};
#endif // PAIR_H
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