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https://github.com/pmmp/PocketMine-MP.git
synced 2025-06-19 09:54:10 +00:00
106 lines
3.5 KiB
PHP
106 lines
3.5 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\light;
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use pocketmine\world\format\LightArray;
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use pocketmine\world\format\SubChunk;
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use pocketmine\world\utils\SubChunkExplorer;
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use pocketmine\world\utils\SubChunkExplorerStatus;
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use function max;
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class BlockLightUpdate extends LightUpdate{
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/**
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* @var \SplFixedArray|int[]
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* @phpstan-var \SplFixedArray<int>
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*/
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private $lightEmitters;
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/**
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* @param \SplFixedArray|int[] $lightFilters
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* @param \SplFixedArray|int[] $lightEmitters
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* @phpstan-param \SplFixedArray<int> $lightFilters
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* @phpstan-param \SplFixedArray<int> $lightEmitters
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*/
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public function __construct(SubChunkExplorer $subChunkExplorer, \SplFixedArray $lightFilters, \SplFixedArray $lightEmitters){
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parent::__construct($subChunkExplorer, $lightFilters);
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$this->lightEmitters = $lightEmitters;
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}
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protected function getCurrentLightArray() : LightArray{
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return $this->subChunkExplorer->currentSubChunk->getBlockLightArray();
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}
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public function recalculateNode(int $x, int $y, int $z) : void{
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if($this->subChunkExplorer->moveTo($x, $y, $z) !== SubChunkExplorerStatus::INVALID){
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$block = $this->subChunkExplorer->currentSubChunk->getFullBlock($x & SubChunk::COORD_MASK, $y & SubChunk::COORD_MASK, $z & SubChunk::COORD_MASK);
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$this->setAndUpdateLight($x, $y, $z, max($this->lightEmitters[$block], $this->getHighestAdjacentLight($x, $y, $z) - $this->lightFilters[$block]));
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}
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}
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public function recalculateChunk(int $chunkX, int $chunkZ) : int{
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if($this->subChunkExplorer->moveToChunk($chunkX, 0, $chunkZ) === SubChunkExplorerStatus::INVALID){
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throw new \InvalidArgumentException("Chunk $chunkX $chunkZ does not exist");
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}
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$chunk = $this->subChunkExplorer->currentChunk;
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$lightSources = 0;
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foreach($chunk->getSubChunks() as $subChunkY => $subChunk){
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$subChunk->setBlockLightArray(LightArray::fill(0));
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foreach($subChunk->getBlockLayers() as $layer){
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foreach($layer->getPalette() as $state){
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if($this->lightEmitters[$state] > 0){
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$lightSources += $this->scanForLightEmittingBlocks($subChunk, $chunkX << SubChunk::COORD_BIT_SIZE, $subChunkY << SubChunk::COORD_BIT_SIZE, $chunkZ << SubChunk::COORD_BIT_SIZE);
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break 2;
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}
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}
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}
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}
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return $lightSources;
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}
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private function scanForLightEmittingBlocks(SubChunk $subChunk, int $baseX, int $baseY, int $baseZ) : int{
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$lightSources = 0;
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for($x = 0; $x < SubChunk::EDGE_LENGTH; ++$x){
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for($z = 0; $z < SubChunk::EDGE_LENGTH; ++$z){
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for($y = 0; $y < SubChunk::EDGE_LENGTH; ++$y){
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$light = $this->lightEmitters[$subChunk->getFullBlock($x, $y, $z)];
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if($light > 0){
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$this->setAndUpdateLight(
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$baseX + $x,
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$baseY + $y,
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$baseZ + $z,
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$light
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);
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$lightSources++;
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}
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}
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}
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}
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return $lightSources;
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}
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}
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