mirrors/PocketMine-MP
1
0
Fork 0
mirror of https://github.com/pmmp/PocketMine-MP.git synced 2025-09-07 18:32:55 +00:00
Code Issues Projects Releases Wiki Activity

First look at loading 1.13+ worlds

Browse Source
This commit is contained in:
Dylan K. Taylor
2022-02-07 03:04:29 +00:00
parent dd3b79b142
commit e58b3ba46c
12 changed files with 321 additions and 68 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
src/world/format/io/BaseWorldProvider.php
View File

@ -23,8 +23,12 @@ declare(strict_types=1);
namespace pocketmine\world\format\io;
use pocketmine\data\bedrock\blockstate\BlockStateData;
use pocketmine\data\bedrock\blockstate\BlockTypeNames;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\world\format\io\exception\CorruptedWorldException;
use pocketmine\world\format\io\exception\UnsupportedWorldFormatException;
use pocketmine\world\format\PalettedBlockArray;
use pocketmine\world\WorldException;
use function file_exists;
@ -49,6 +53,44 @@ abstract class BaseWorldProvider implements WorldProvider{
*/
abstract protected function loadLevelData() : WorldData;
private function translatePalette(PalettedBlockArray $blockArray) : PalettedBlockArray{
$palette = $blockArray->getPalette();
//TODO: this should be dependency-injected so it can be replaced, but that would break BC
//also, we want it to be lazy-loaded ...
$legacyBlockStateMapper = GlobalBlockStateHandlers::getLegacyBlockStateMapper();
$blockStateDeserializer = GlobalBlockStateHandlers::getDeserializer();
$newPalette = [];
foreach($palette as $k => $legacyIdMeta){
$newStateData = $legacyBlockStateMapper->fromIntIdMeta($legacyIdMeta >> 4, $legacyIdMeta & 0xf);
if($newStateData === null){
//TODO: remember data for unknown states so we can implement them later
$newStateData = new BlockStateData(BlockTypeNames::INFO_UPDATE, CompoundTag::create(), BlockStateData::CURRENT_VERSION);
}
$newPalette[$k] = $blockStateDeserializer->deserialize($newStateData);
}
//TODO: this is sub-optimal since it reallocates the offset table multiple times
return PalettedBlockArray::fromData(
$blockArray->getBitsPerBlock(),
$blockArray->getWordArray(),
$newPalette
);
}
protected function palettizeLegacySubChunkXZY(string $idArray, string $metaArray) : PalettedBlockArray{
return $this->translatePalette(SubChunkConverter::convertSubChunkXZY($idArray, $metaArray));
}
protected function palettizeLegacySubChunkYZX(string $idArray, string $metaArray) : PalettedBlockArray{
return $this->translatePalette(SubChunkConverter::convertSubChunkYZX($idArray, $metaArray));
}
protected function palettizeLegacySubChunkFromColumn(string $idArray, string $metaArray, int $yOffset) : PalettedBlockArray{
return $this->translatePalette(SubChunkConverter::convertSubChunkFromLegacyColumn($idArray, $metaArray, $yOffset));
}
public function getPath() : string{
return $this->path;
}