PocketMine-MP/src/pocketmine/level/format/anvil/ChunkRequestTask.php
2015-04-19 11:45:43 +02:00

141 lines
3.6 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\anvil;
use pocketmine\level\Level;
use pocketmine\nbt\NBT;
use pocketmine\scheduler\AsyncTask;
use pocketmine\Server;
use pocketmine\tile\Spawnable;
use pocketmine\utils\Binary;
use pocketmine\utils\ChunkException;
class ChunkRequestTask extends AsyncTask{
protected $levelId;
protected $chunkX;
protected $chunkZ;
/** @var \pocketmine\level\format\ChunkSection[] */
protected $sections;
/** @var string[256] */
protected $biomeIds;
/** @var int[] */
protected $biomeColors;
protected $tiles;
public function __construct(Anvil $level, $levelId, $chunkX, $chunkZ){
$this->levelId = $levelId;
$this->chunkX = $chunkX;
$this->chunkZ = $chunkZ;
$chunk = $level->getChunk($chunkX, $chunkZ, false);
if(!($chunk instanceof Chunk)){
throw new ChunkException("Invalid Chunk sent");
}
$this->biomeIds = $chunk->getBiomeIdArray();
$this->biomeColors = $chunk->getBiomeColorArray();
$this->sections = $chunk->getSections();
$tiles = "";
$nbt = new NBT(NBT::LITTLE_ENDIAN);
foreach($chunk->getTiles() as $tile){
if($tile instanceof Spawnable){
$nbt->setData($tile->getSpawnCompound());
$tiles .= $nbt->write();
}
}
$this->tiles = $tiles;
}
public function onRun(){
$orderedIds = "";
$orderedData = "";
$orderedSkyLight = "";
$orderedLight = "";
$ids = "";
$meta = "";
$blockLight = "";
$skyLight = "";
foreach($this->sections as $section){
$ids .= $section->getIdArray();
$meta .= $section->getDataArray();
$blockLight .= $section->getLightArray();
$skyLight .= $section->getSkyLightArray();
}
for($x = 0; $x < 16; ++$x){
for($z = 0; $z < 16; ++$z){
$orderedIds .= $this->getColumn($ids, $x, $z);
$orderedData .= $this->getHalfColumn($meta, $x, $z);
$orderedSkyLight .= $this->getHalfColumn($skyLight, $x, $z);
$orderedLight .= $this->getHalfColumn($blockLight, $x, $z);
}
}
$biomeColors = pack("N*", ...$this->biomeColors);
$ordered = $orderedIds . $orderedData . $orderedSkyLight . $orderedLight . $this->biomeIds . $biomeColors . $this->tiles;
$this->setResult($ordered, false);
}
public function getColumn(&$data, $x, $z){
$i = ($z << 4) + $x;
$column = "";
for($y = 0; $y < 128; ++$y){
$column .= $data{($y << 8) + $i};
}
return $column;
}
public function getHalfColumn(&$data, $x, $z){
$i = ($z << 3) + ($x >> 1);
$column = "";
if(($x & 1) === 0){
for($y = 0; $y < 128; $y += 2){
$column .= ($data{($y << 7) + $i} & "\x0f") | chr((ord($data{(($y + 1) << 7) + $i}) & 0x0f) << 4);
}
}else{
for($y = 0; $y < 128; $y += 2){
$column .= chr((ord($data{($y << 7) + $i}) & 0xf0) >> 4) | ($data{(($y + 1) << 7) + $i} & "\xf0");
}
}
return $column;
}
public function onCompletion(Server $server){
$level = $server->getLevel($this->levelId);
if($level instanceof Level and $this->hasResult()){
$result = $this->getResult();
$level->chunkRequestCallback($this->chunkX, $this->chunkZ, $result);
}
}
}