2014-06-22 22:29:46 +02:00

308 lines
7.5 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/
*
*
*/
namespace pocketmine\level\format\generic;
use pocketmine\entity\DroppedItem;
use pocketmine\entity\Entity;
use pocketmine\level\format\Chunk;
use pocketmine\level\format\ChunkSection;
use pocketmine\level\format\LevelProvider;
use pocketmine\nbt\tag\Compound;
use pocketmine\nbt\tag\String;
use pocketmine\tile\Chest;
use pocketmine\tile\Furnace;
use pocketmine\tile\Sign;
use pocketmine\tile\Tile;
use pocketmine\utils\Binary;
abstract class BaseChunk implements Chunk{
/** @var ChunkSection[] */
protected $sections = [];
/** @var Entity[] */
protected $entities = [];
/** @var Tile[] */
protected $tiles = [];
/** @var string */
protected $biomeIds;
/** @var int[256] */
protected $biomeColors;
/** @var \WeakRef<LevelProvider> */
protected $level;
protected $x;
protected $z;
/**
* @param LevelProvider $level
* @param int $x
* @param int $z
* @param ChunkSection[] $sections
* @param string $biomeIds
* @param int[] $biomeColors
* @param Compound[] $entities
* @param Compound[] $tiles
*
* @throws \Exception
*/
protected function __construct(LevelProvider $level, $x, $z, array $sections, $biomeIds = null, array $biomeColors = [], array $entities = [], array $tiles = []){
$this->level = new \WeakRef($level);
$this->x = (int) $x;
$this->z = (int) $z;
foreach($sections as $Y => $section){
if($section instanceof ChunkSection){
$this->sections[$Y] = $section;
}else{
trigger_error("Received invalid ChunkSection instance", E_USER_ERROR);
throw new \Exception("Received invalid ChunkSection instance");
}
if($Y >= self::SECTION_COUNT){
throw new \Exception("Invalid amount of chunks");
}
}
if(strlen($biomeIds) === 256){
$this->biomeIds = $biomeIds;
}else{
$this->biomeIds = str_repeat("\x01", 256);
}
if(count($biomeColors) === 256){
$this->biomeColors = $biomeColors;
}else{
$this->biomeColors = array_fill(0, 256, Binary::readInt("\x01\x85\xb2\x4a"));
}
foreach($entities as $nbt){
if($nbt instanceof Compound){
if(!isset($nbt->id)){
continue;
}
if($nbt->id instanceof String){ //New format
switch($nbt["id"]){
case "Item":
(new DroppedItem($this, $nbt))->spawnToAll();
break;
}
}else{ //Old format
}
}
}
foreach($tiles as $nbt){
if($nbt instanceof Compound){
if(!isset($nbt->id)){
continue;
}
switch($nbt["id"]){
case Tile::CHEST:
new Chest($this, $nbt);
break;
case Tile::FURNACE:
new Furnace($this, $nbt);
break;
case Tile::SIGN:
new Sign($this, $nbt);
break;
}
}
}
}
public function getX(){
return $this->x;
}
public function getZ(){
return $this->z;
}
/**
* @return LevelProvider
*/
public function getLevel(){
return $this->level->valid() ? $this->level->get() : null;
}
public function getBlock($x, $y, $z, &$blockId, &$meta = null){
return $this->sections[$y >> 4]->getBlock($x, $y & 0x0f, $z, $blockId, $meta);
}
public function setBlock($x, $y, $z, $blockId = null, $meta = null){
return $this->sections[$y >> 4]->setBlock($x, $y & 0x0f, $z, $blockId & 0xff, $meta & 0x0f);
}
public function getBlockId($x, $y, $z){
return $this->sections[$y >> 4]->getBlockId($x, $y & 0x0f, $z);
}
public function setBlockId($x, $y, $z, $id){
$this->sections[$y >> 4]->setBlockId($x, $y & 0x0f, $z, $id);
}
public function getBlockData($x, $y, $z){
return $this->sections[$y >> 4]->getBlockData($x, $y & 0x0f, $z);
}
public function setBlockData($x, $y, $z, $data){
$this->sections[$y >> 4]->setBlockData($x, $y & 0x0f, $z, $data);
}
public function getBlockSkyLight($x, $y, $z){
return $this->sections[$y >> 4]->getBlockSkyLight($x, $y & 0x0f, $z);
}
public function setBlockSkyLight($x, $y, $z, $data){
$this->sections[$y >> 4]->getBlockSkyLight($x, $y & 0x0f, $z, $data);
}
public function getBlockLight($x, $y, $z){
return $this->sections[$y >> 4]->getBlockSkyLight($x, $y & 0x0f, $z);
}
public function setBlockLight($x, $y, $z, $data){
$this->sections[$y >> 4]->getBlockSkyLight($x, $y & 0x0f, $z, $data);
}
public function getBiomeId($x, $z){
return ord($this->biomeIds{($z << 4) + $x});
}
public function setBiomeId($x, $z, $biomeId){
$this->biomeIds{($z << 4) + $x} = chr($biomeId);
}
public function getBiomeColor($x, $z){
$color = $this->biomeColors[($z << 4) + $x] & 0xFFFFFF;
return [$color >> 16, ($color >> 8) & 0xFF, $color & 0xFF];
}
public function setBiomeColor($x, $z, $R, $G, $B){
$this->biomeColors[($z << 4) + $x] = 0 | (($R & 0xFF) << 16) | (($G & 0xFF) << 8) | ($B & 0xFF);
}
public function getHighestBlockAt($x, $z){
for($Y = self::SECTION_COUNT; $Y >= 0; --$Y){
if(!$this->isSectionEmpty($Y)){
$column = $this->sections[$Y]->getBlockIdColumn($x, $z);
for($y = 15; $y >= 0; --$y){
if($column{$y} !== "\x00"){
return $y + $Y << 4;
}
}
}
}
return 0;
}
public function isSectionEmpty($fY){
return $this->sections[(int) $fY] instanceof EmptyChunkSection;
}
public function getSection($fY){
return $this->sections[(int) $fY];
}
public function setSection($fY, ChunkSection $section){
if(substr_count($section->getIdArray(), "\x00") === 4096 and substr_count($section->getDataArray(), "\x00") === 2048){
$this->sections[(int) $fY] = new EmptyChunkSection($fY);
}else{
$this->sections[(int) $fY] = $section;
}
}
public function addEntity(Entity $entity){
$this->entities[$entity->getID()] = $entity;
}
public function removeEntity(Entity $entity){
unset($this->entities[$entity->getID()]);
}
public function addTile(Tile $tile){
$this->tiles[$tile->getID()] = $tile;
}
public function removeTile(Tile $tile){
unset($this->tiles[$tile->getID()]);
}
public function getEntities(){
return $this->entities;
}
public function getTiles(){
return $this->tiles;
}
public function isLoaded(){
return $this->getLevel() === null ? false : $this->getLevel()->isChunkLoaded($this->getX(), $this->getZ());
}
public function load($generate = true){
return $this->getLevel() === null ? false : $this->getLevel()->getChunk($this->getX(), $this->getZ(), true) instanceof Chunk;
}
public function unload($save = true, $safe = true){
$level = $this->getLevel();
if($level === null){
return true;
}
if($save === true){
$level->saveChunk($this->getX(), $this->getZ());
}
if($this->getLevel()->unloadChunk($this->getX(), $this->getZ(), $safe)){
foreach($this->getEntities() as $entity){
$entity->close();
}
foreach($this->getTiles() as $tile){
$tile->close();
}
}
}
/**
* @return ChunkSection[]
*/
public function getSections(){
return $this->sections;
}
public function getBiomeIdArray(){
return $this->biomeIds;
}
public function getBiomeColorArray(){
return $this->biomeColors;
}
}