godot-cpp/include/godot_cpp/core/object_id.hpp

/**************************************************************************/
/*  object_id.hpp                                                         */
/**************************************************************************/
/*                         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 GODOT_OBJECT_ID_HPP
#define GODOT_OBJECT_ID_HPP

#include <godot_cpp/core/defs.hpp>

namespace godot {

class ObjectID {
	uint64_t id = 0;

public:
	_FORCE_INLINE_ bool is_ref_counted() const { return (id & (uint64_t(1) << 63)) != 0; }
	_FORCE_INLINE_ bool is_valid() const { return id != 0; }
	_FORCE_INLINE_ bool is_null() const { return id == 0; }
	_FORCE_INLINE_ operator uint64_t() const { return id; }
	_FORCE_INLINE_ operator int64_t() const { return id; }

	_FORCE_INLINE_ bool operator==(const ObjectID &p_id) const { return id == p_id.id; }
	_FORCE_INLINE_ bool operator!=(const ObjectID &p_id) const { return id != p_id.id; }
	_FORCE_INLINE_ bool operator<(const ObjectID &p_id) const { return id < p_id.id; }

	_FORCE_INLINE_ void operator=(int64_t p_int64) { id = p_int64; }
	_FORCE_INLINE_ void operator=(uint64_t p_uint64) { id = p_uint64; }

	_FORCE_INLINE_ ObjectID() {}
	_FORCE_INLINE_ explicit ObjectID(const uint64_t p_id) { id = p_id; }
	_FORCE_INLINE_ explicit ObjectID(const int64_t p_id) { id = p_id; }
};

} // namespace godot

#endif // GODOT_OBJECT_ID_HPP