Files
PocketMine-MP/src/block/Rail.php
Dylan K. Taylor 2476f40cc6 Rail: store shape instead of connections
shape is what we'll eventually expose on the API.
2021-07-22 16:45:42 +01:00

86 lines
2.2 KiB
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\block;
use pocketmine\math\Facing;
class Rail extends BaseRail{
/* extended meta values for regular rails, to allow curving */
private const CURVE_CONNECTIONS = [
BlockLegacyMetadata::RAIL_CURVE_SOUTHEAST => [
Facing::SOUTH,
Facing::EAST
],
BlockLegacyMetadata::RAIL_CURVE_SOUTHWEST => [
Facing::SOUTH,
Facing::WEST
],
BlockLegacyMetadata::RAIL_CURVE_NORTHWEST => [
Facing::NORTH,
Facing::WEST
],
BlockLegacyMetadata::RAIL_CURVE_NORTHEAST => [
Facing::NORTH,
Facing::EAST
]
];
protected function readRailShapeFromMeta(int $stateMeta) : ?int{
return isset(self::CURVE_CONNECTIONS[$stateMeta]) || isset(self::CONNECTIONS[$stateMeta]) ? $stateMeta : null;
}
protected function getShapeForConnections(array $connections) : int{
try{
return self::searchState($connections, self::CURVE_CONNECTIONS);
}catch(\InvalidArgumentException $e){
return parent::getShapeForConnections($connections);
}
}
protected function getCurrentShapeConnections() : array{
return self::CURVE_CONNECTIONS[$this->railShape] ?? self::CONNECTIONS[$this->railShape];
}
protected function getPossibleConnectionDirectionsOneConstraint(int $constraint) : array{
$possible = parent::getPossibleConnectionDirectionsOneConstraint($constraint);
if(($constraint & self::FLAG_ASCEND) === 0){
foreach([
Facing::NORTH,
Facing::SOUTH,
Facing::WEST,
Facing::EAST
] as $d){
if($constraint !== $d){
$possible[$d] = true;
}
}
}
return $possible;
}
}