70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
<?php
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/*
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* BushPopulator from BetterGen
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* Copyright (C) Ad5001 2017
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* Licensed under the BoxOfDevs Public General LICENSE which can be found in the file LICENSE in the root directory
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* @author ad5001
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*/
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namespace Ad5001\BetterGen\populator;
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use pocketmine\utils\Random;
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use pocketmine\block\Block;
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use pocketmine\level\ChunkManager;
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use Ad5001\BetterGen\populator\TreePopulator;
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use Ad5001\BetterGen\populator\AmountPopulator;
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use Ad5001\BetterGen\structure\Bush;
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class BushPopulator extends AmountPopulator {
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protected $level;
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protected $type;
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/*
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* Constructs the class
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* @param $type int
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*/
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public function __construct($type = 0) {
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$this->type = $type;
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}
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/*
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* Populate the chunk
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* @param $level pocketmine\level\ChunkManager
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* @param $chunkX int
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* @param $chunkZ int
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* @param $random pocketmine\utils\Random
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*/
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public function populate(ChunkManager $level, $chunkX, $chunkZ, Random $random) {
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$this->level = $level;
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$amount = $this->getAmount ( $random );
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for($i = 0; $i < $amount; ++ $i) {
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$x = $random->nextRange ( $chunkX << 4, ($chunkX << 4) + 15 );
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$z = $random->nextRange ( $chunkZ << 4, ($chunkZ << 4) + 15 );
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$y = $this->getHighestWorkableBlock ( $x, $z );
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if ($y === - 1) {
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continue;
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}
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$tree = new TreePopulator::$types [$this->type] ();
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$bush = new Bush ( $tree->leafBlock, $tree->leafType ?? $tree->type);
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$bush->placeObject ( $level, $x, $y, $z, $random );
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}
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}
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/*
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* Gets the top block (y) on an x and z axes
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* @param $x int
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* @param $z int
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*/
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protected function getHighestWorkableBlock($x, $z) {
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for($y = 127; $y > 0; -- $y) {
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$b = $this->level->getBlockIdAt ( $x, $y, $z );
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if ($b === Block::DIRT or $b === Block::GRASS or $b === Block::PODZOL) {
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break;
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} elseif ($b !== 0 and $b !== Block::SNOW_LAYER) {
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return - 1;
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}
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}
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return ++ $y;
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}
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} |