mirror of
https://github.com/pmmp/PocketMine-MP.git
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93 lines
2.5 KiB
PHP
93 lines
2.5 KiB
PHP
<?php
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/*
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*
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* ____ _ _ __ __ _ __ __ ____
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* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
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* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
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* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
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* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* @author PocketMine Team
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* @link http://www.pocketmine.net/
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*
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*
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*/
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declare(strict_types=1);
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namespace pocketmine\world\utils;
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use pocketmine\utils\Utils;
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use pocketmine\world\ChunkManager;
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use pocketmine\world\format\Chunk;
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use pocketmine\world\format\EmptySubChunk;
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use pocketmine\world\format\SubChunkInterface;
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class SubChunkIteratorManager{
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/** @var ChunkManager */
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public $world;
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/** @var Chunk|null */
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public $currentChunk;
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/** @var SubChunkInterface|null */
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public $currentSubChunk;
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/** @var int */
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protected $currentX;
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/** @var int */
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protected $currentY;
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/** @var int */
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protected $currentZ;
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/** @var \Closure|null */
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private $onSubChunkChangeFunc = null;
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public function __construct(ChunkManager $world){
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$this->world = $world;
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}
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public function moveTo(int $x, int $y, int $z, bool $create) : bool{
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if($this->currentChunk === null or $this->currentX !== ($x >> 4) or $this->currentZ !== ($z >> 4)){
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$this->currentX = $x >> 4;
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$this->currentZ = $z >> 4;
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$this->currentSubChunk = null;
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$this->currentChunk = $this->world->getChunk($this->currentX, $this->currentZ, $create);
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if($this->currentChunk === null){
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return false;
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}
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}
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if($this->currentSubChunk === null or $this->currentY !== ($y >> 4)){
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$this->currentY = $y >> 4;
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$this->currentSubChunk = $this->currentChunk->getSubChunk($y >> 4, $create);
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if($this->currentSubChunk instanceof EmptySubChunk){
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$this->currentSubChunk = null;
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return false;
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}
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if($this->onSubChunkChangeFunc !== null){
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($this->onSubChunkChangeFunc)();
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}
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}
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return true;
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}
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public function onSubChunkChange(\Closure $callback) : void{
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Utils::validateCallableSignature(function(){}, $callback);
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$this->onSubChunkChangeFunc = $callback;
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}
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public function invalidate() : void{
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$this->currentChunk = null;
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$this->currentSubChunk = null;
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}
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}
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