Files
PocketMine-MP/src/block/FrostedIce.php
2023-09-08 12:25:26 +01:00

95 lines
2.5 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\block\utils\AgeableTrait;
use pocketmine\block\utils\BlockEventHelper;
use function mt_rand;
class FrostedIce extends Ice{
use AgeableTrait;
public const MAX_AGE = 3;
public function onNearbyBlockChange() : void{
$this->position->getWorld()->scheduleDelayedBlockUpdate($this->position, mt_rand(20, 40));
}
public function onRandomTick() : void{
$world = $this->position->getWorld();
if((!$this->checkAdjacentBlocks(4) || mt_rand(0, 2) === 0) &&
$world->getHighestAdjacentFullLightAt($this->position->x, $this->position->y, $this->position->z) >= 12 - $this->age){
if($this->tryMelt()){
foreach($this->getAllSides() as $block){
if($block instanceof FrostedIce){
$block->tryMelt();
}
}
}
}else{
$world->scheduleDelayedBlockUpdate($this->position, mt_rand(20, 40));
}
}
public function onScheduledUpdate() : void{
$this->onRandomTick();
}
private function checkAdjacentBlocks(int $requirement) : bool{
$found = 0;
for($x = -1; $x <= 1; ++$x){
for($z = -1; $z <= 1; ++$z){
if($x === 0 && $z === 0){
continue;
}
if(
$this->position->getWorld()->getBlockAt($this->position->x + $x, $this->position->y, $this->position->z + $z) instanceof FrostedIce &&
++$found >= $requirement
){
return true;
}
}
}
return false;
}
/**
* Updates the age of the ice, destroying it if appropriate.
*
* @return bool Whether the ice was destroyed.
*/
private function tryMelt() : bool{
$world = $this->position->getWorld();
if($this->age >= self::MAX_AGE){
BlockEventHelper::melt($this, VanillaBlocks::WATER());
return true;
}
$this->age++;
$world->setBlock($this->position, $this);
$world->scheduleDelayedBlockUpdate($this->position, mt_rand(20, 40));
return false;
}
}