SubChunkVersion.php

<?php
 
/*
 *
 *  ____            _        _   __  __ _                  __  __ ____
 * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
 * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
 * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
 * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * @author PocketMine Team
 * @link http://www.pocketmine.net/
 *
 *
 */
 
declare(strict_types=1);
 
namespace pocketmine\world\format\io\leveldb;
 
final class SubChunkVersion{
    private function __construct(){
        //NOOP
    }
 
    public const CLASSIC = 0;
    public const PALETTED_SINGLE = 1;
 
    //the following are not used by vanilla, but treated the same as version 0 due to a legacy converter which
    //erroneously used the version byte as subchunk height
    public const CLASSIC_BUG_2 = 2;
    public const CLASSIC_BUG_3 = 3;
    public const CLASSIC_BUG_4 = 4;
    public const CLASSIC_BUG_5 = 5;
    public const CLASSIC_BUG_6 = 6;
    public const CLASSIC_BUG_7 = 7;
 
    public const PALETTED_MULTI = 8;
 
    public const PALETTED_MULTI_WITH_OFFSET = 9;
}