Class ChunkAccess

java.lang.Object

net.minecraft.world.level.chunk.ChunkAccess

All Implemented Interfaces:

BiomeManager.NoiseBiomeSource, BlockGetter, LightChunk, StructureAccess, LevelHeightAccessor, IAttachmentHolder, IBlockGetterExtension

Direct Known Subclasses:

LevelChunk, ProtoChunk

public abstract class ChunkAccess
extends Object
implements LightChunk, StructureAccess, BiomeManager.NoiseBiomeSource, IAttachmentHolder

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final record	ChunkAccess.ChunkPathElement
static final record	ChunkAccess.PackedTicks

Nested classes/interfaces inherited from interface BlockGetter

BlockGetter.BlockStepVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private final AttachmentHolder.AsField	attachmentHolder
protected final @Nullable BlendingData	blendingData
protected final Map<BlockPos, BlockEntity>	blockEntities
private @Nullable BiomeGenerationSettings	carverBiomeSettings	Deprecated.
protected final ChunkPos	chunkPos
private static final it.unimi.dsi.fastutil.longs.LongSet	EMPTY_REFERENCE_SET
protected final Map<Heightmap.Types, Heightmap>	heightmaps
private long	inhabitedTime
private boolean	isLightCorrect
protected final LevelHeightAccessor	levelHeightAccessor
private static final org.slf4j.Logger	LOGGER
static final int	NO_FILLED_SECTION
protected @Nullable NoiseChunk	noiseChunk
protected final Map<BlockPos, CompoundTag>	pendingBlockEntities
protected final @Nullable it.unimi.dsi.fastutil.shorts.ShortList[]	postProcessing
protected final LevelChunkSection[]	sections
protected ChunkSkyLightSources	skyLightSources
private final Map<Structure, it.unimi.dsi.fastutil.longs.LongSet>	structuresRefences
private final Map<Structure, StructureStart>	structureStarts
private boolean	unsaved
protected final UpgradeData	upgradeData

Constructor Summary

Constructors

Constructor	Description
ChunkAccess(ChunkPos chunkPos, UpgradeData upgradeData, LevelHeightAccessor levelHeightAccessor, PalettedContainerFactory containerFactory, long inhabitedTime, LevelChunkSection @Nullable [] sections, @Nullable BlendingData blendingData)

Method Summary

Modifier and Type	Method	Description
abstract void	addEntity(Entity entity)
void	addPackedPostProcess(it.unimi.dsi.fastutil.shorts.ShortList packedOffsets, int sectionIndex)
void	addReferenceForStructure(Structure structure, long reference)
boolean	canBeSerialized()
BiomeGenerationSettings	carverBiome(Supplier<BiomeGenerationSettings> source)	Deprecated.
void	fillBiomesFromNoise(BiomeResolver biomeResolver, Climate.Sampler sampler)
final void	findBlockLightSources(BiConsumer<BlockPos, BlockState> consumer)
void	findBlocks(Predicate<BlockState> predicate, BiConsumer<BlockPos, BlockState> consumer)
void	findBlocks(Predicate<BlockState> predicate, BiPredicate<BlockState, BlockPos> fineFilter, BiConsumer<BlockPos, BlockState> consumer)
Map<Structure, it.unimi.dsi.fastutil.longs.LongSet>	getAllReferences()
Map<Structure, StructureStart>	getAllStarts()
AttachmentHolder.AsField	getAttachmentHolder()
@Nullable BelowZeroRetrogen	getBelowZeroRetrogen()
@Nullable BlendingData	getBlendingData()
Set<BlockPos>	getBlockEntitiesPos()
@Nullable CompoundTag	getBlockEntityNbt(BlockPos blockPos)
abstract @Nullable CompoundTag	getBlockEntityNbtForSaving(BlockPos blockPos, HolderLookup.Provider registryAccess)
abstract TickContainerAccess<Block>	getBlockTicks()
<T> T	getData(AttachmentType<T> type)	Returns the data attachment of the given type.
<T> @Nullable T	getExistingDataOrNull(AttachmentType<T> type)
abstract TickContainerAccess<Fluid>	getFluidTicks()
int	getHeight()
int	getHeight(Heightmap.Types type, int x, int z)
LevelHeightAccessor	getHeightAccessorForGeneration()
Collection<Map.Entry<Heightmap.Types, Heightmap>>	getHeightmaps()
int	getHighestFilledSectionIndex()
ChunkStatus	getHighestGeneratedStatus()
int	getHighestSectionPosition()	Deprecated, for removal: This API element is subject to removal in a future version.
long	getInhabitedTime()
@Nullable Level	getLevel()
GameEventListenerRegistry	getListenerRegistry(int section)
int	getMinY()
Holder<Biome>	getNoiseBiome(int quartX, int quartY, int quartZ)	Gets the biome at the given quart positions.
Heightmap	getOrCreateHeightmapUnprimed(Heightmap.Types type)
NoiseChunk	getOrCreateNoiseChunk(Function<ChunkAccess, NoiseChunk> factory)
static it.unimi.dsi.fastutil.shorts.ShortList	getOrCreateOffsetList(@Nullable it.unimi.dsi.fastutil.shorts.ShortList[] list, int sectionIndex)
abstract ChunkStatus	getPersistedStatus()
ChunkPos	getPos()
@Nullable it.unimi.dsi.fastutil.shorts.ShortList[]	getPostProcessing()
it.unimi.dsi.fastutil.longs.LongSet	getReferencesForStructure(Structure structure)
LevelChunkSection	getSection(int sectionIndex)
LevelChunkSection[]	getSections()
ChunkSkyLightSources	getSkyLightSources()
@Nullable StructureStart	getStartForStructure(Structure structure)
abstract ChunkAccess.PackedTicks	getTicksForSerialization(long currentTick)
UpgradeData	getUpgradeData()
boolean	hasAnyStructureReferences()
boolean	hasAttachments()	Returns true if there is any data attachments, false otherwise.
boolean	hasData(AttachmentType<?> type)	Returns true if there is a data attachment of the give type, false otherwise.
boolean	hasPrimedHeightmap(Heightmap.Types type)
void	incrementInhabitedTime(long inhabitedTimeDelta)
void	initializeLightSources()
boolean	isLightCorrect()
boolean	isOldNoiseGeneration()
boolean	isUnsaved()
boolean	isUpgrading()
boolean	isYSpaceEmpty(int yStartInclusive, int yEndInclusive)
void	markPosForPostprocessing(BlockPos blockPos)
void	markUnsaved()
ProblemReporter.PathElement	problemPath()
static ProblemReporter.PathElement	problemPath(ChunkPos pos)
final void	readAttachmentsFromNBT(HolderLookup.Provider provider, CompoundTag tag)	FOR INTERNAL USE ONLY
abstract void	removeBlockEntity(BlockPos pos)
<T> @Nullable T	removeData(AttachmentType<T> type)	Removes the data attachment of the given type.
private static void	replaceMissingSections(PalettedContainerFactory containerFactory, LevelChunkSection[] sections)
void	setAllReferences(Map<Structure, it.unimi.dsi.fastutil.longs.LongSet> data)
void	setAllStarts(Map<Structure, StructureStart> starts)
abstract void	setBlockEntity(BlockEntity blockEntity)
void	setBlockEntityNbt(CompoundTag entityTag)
@Nullable BlockState	setBlockState(BlockPos pos, BlockState state)
abstract @Nullable BlockState	setBlockState(BlockPos pos, BlockState state, int flags)
<T> @Nullable T	setData(AttachmentType<T> type, T data)	Sets the data attachment of the given type.
void	setHeightmap(Heightmap.Types key, long[] data)
void	setInhabitedTime(long inhabitedTime)
void	setLightCorrect(boolean isLightCorrect)
void	setStartForStructure(Structure structure, StructureStart structureStart)
boolean	tryMarkSaved()
final @Nullable CompoundTag	writeAttachmentsToNBT(HolderLookup.Provider provider)	FOR INTERNAL USE ONLY

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface BlockGetter

clip, clipWithInteractionOverride, getBlockEntity, getBlockEntity, getBlockFloorHeight, getBlockFloorHeight, getBlockState, getBlockStates, getFluidState, getLightEmission, isBlockInLine

Methods inherited from interface IAttachmentHolder

getData, getExistingData, getExistingData, getExistingDataOrNull, hasData, removeData, setData, syncData, syncData

Methods inherited from interface IBlockGetterExtension

getAuxLightManager, getAuxLightManager, getModelData

Methods inherited from interface LevelHeightAccessor

getMaxSectionY, getMaxY, getMinSectionY, getSectionIndex, getSectionIndexFromSectionY, getSectionsCount, getSectionYFromSectionIndex, isInsideBuildHeight, isOutsideBuildHeight, isOutsideBuildHeight

Field Details

NO_FILLED_SECTION

public static final int NO_FILLED_SECTION

See Also:

• Constant Field Values

LOGGER

private static final org.slf4j.Logger LOGGER

EMPTY_REFERENCE_SET

private static final it.unimi.dsi.fastutil.longs.LongSet EMPTY_REFERENCE_SET

postProcessing

protected final @Nullable it.unimi.dsi.fastutil.shorts.ShortList[] postProcessing

unsaved

private volatile boolean unsaved

isLightCorrect

private volatile boolean isLightCorrect

chunkPos

protected final ChunkPos chunkPos

inhabitedTime

private long inhabitedTime

carverBiomeSettings

@Deprecated
private @Nullable BiomeGenerationSettings carverBiomeSettings

Deprecated.

noiseChunk

protected @Nullable NoiseChunk noiseChunk

upgradeData

protected final UpgradeData upgradeData

blendingData

protected final @Nullable BlendingData blendingData

heightmaps

protected final Map<Heightmap.Types, Heightmap> heightmaps

skyLightSources

protected ChunkSkyLightSources skyLightSources

structureStarts

private final Map<Structure, StructureStart> structureStarts

structuresRefences

private final Map<Structure, it.unimi.dsi.fastutil.longs.LongSet> structuresRefences

pendingBlockEntities

protected final Map<BlockPos, CompoundTag> pendingBlockEntities

blockEntities

protected final Map<BlockPos, BlockEntity> blockEntities

levelHeightAccessor

protected final LevelHeightAccessor levelHeightAccessor

sections

protected final LevelChunkSection[] sections

attachmentHolder

private final AttachmentHolder.AsField attachmentHolder

Constructor Details

ChunkAccess

public ChunkAccess(ChunkPos chunkPos,
 UpgradeData upgradeData,
 LevelHeightAccessor levelHeightAccessor,
 PalettedContainerFactory containerFactory,
 long inhabitedTime,
 LevelChunkSection @Nullable [] sections,
 @Nullable BlendingData blendingData)

Method Details

replaceMissingSections

private static void replaceMissingSections(PalettedContainerFactory containerFactory,
 LevelChunkSection[] sections)

getListenerRegistry

public GameEventListenerRegistry getListenerRegistry(int section)

setBlockState

public @Nullable BlockState setBlockState(BlockPos pos,
 BlockState state)

setBlockState

public abstract @Nullable BlockState setBlockState(BlockPos pos,
 BlockState state,
 int flags)

setBlockEntity

public abstract void setBlockEntity(BlockEntity blockEntity)

addEntity

public abstract void addEntity(Entity entity)

getHighestFilledSectionIndex

public int getHighestFilledSectionIndex()

getHighestSectionPosition

@Deprecated(forRemoval=true)
public int getHighestSectionPosition()

Deprecated, for removal: This API element is subject to removal in a future version.

getBlockEntitiesPos

public Set<BlockPos> getBlockEntitiesPos()

getSections

public LevelChunkSection[] getSections()

getSection

public LevelChunkSection getSection(int sectionIndex)

getHeightmaps

public Collection<Map.Entry<Heightmap.Types, Heightmap>> getHeightmaps()

setHeightmap

public void setHeightmap(Heightmap.Types key,
 long[] data)

getOrCreateHeightmapUnprimed

public Heightmap getOrCreateHeightmapUnprimed(Heightmap.Types type)

hasPrimedHeightmap

public boolean hasPrimedHeightmap(Heightmap.Types type)

getHeight

public int getHeight(Heightmap.Types type,
 int x,
 int z)

getPos

public ChunkPos getPos()

getStartForStructure

public @Nullable StructureStart getStartForStructure(Structure structure)

Specified by:

getStartForStructure in interface StructureAccess

setStartForStructure

public void setStartForStructure(Structure structure,
 StructureStart structureStart)

Specified by:

setStartForStructure in interface StructureAccess

getAllStarts

public Map<Structure, StructureStart> getAllStarts()

setAllStarts

public void setAllStarts(Map<Structure, StructureStart> starts)

getReferencesForStructure

public it.unimi.dsi.fastutil.longs.LongSet getReferencesForStructure(Structure structure)

Specified by:

getReferencesForStructure in interface StructureAccess

addReferenceForStructure

public void addReferenceForStructure(Structure structure,
 long reference)

Specified by:

addReferenceForStructure in interface StructureAccess

getAllReferences

public Map<Structure, it.unimi.dsi.fastutil.longs.LongSet> getAllReferences()

Specified by:

getAllReferences in interface StructureAccess

setAllReferences

public void setAllReferences(Map<Structure, it.unimi.dsi.fastutil.longs.LongSet> data)

Specified by:

setAllReferences in interface StructureAccess

isYSpaceEmpty

public boolean isYSpaceEmpty(int yStartInclusive,
 int yEndInclusive)

markUnsaved

public void markUnsaved()

tryMarkSaved

public boolean tryMarkSaved()

isUnsaved

public boolean isUnsaved()

getPersistedStatus

public abstract ChunkStatus getPersistedStatus()

getHighestGeneratedStatus

public ChunkStatus getHighestGeneratedStatus()

removeBlockEntity

public abstract void removeBlockEntity(BlockPos pos)

markPosForPostprocessing

public void markPosForPostprocessing(BlockPos blockPos)

getPostProcessing

public @Nullable it.unimi.dsi.fastutil.shorts.ShortList[] getPostProcessing()

addPackedPostProcess

public void addPackedPostProcess(it.unimi.dsi.fastutil.shorts.ShortList packedOffsets,
 int sectionIndex)

setBlockEntityNbt

public void setBlockEntityNbt(CompoundTag entityTag)

getBlockEntityNbt

public @Nullable CompoundTag getBlockEntityNbt(BlockPos blockPos)

getBlockEntityNbtForSaving

public abstract @Nullable CompoundTag getBlockEntityNbtForSaving(BlockPos blockPos,
 HolderLookup.Provider registryAccess)

findBlockLightSources

public final void findBlockLightSources(BiConsumer<BlockPos, BlockState> consumer)

Specified by:

findBlockLightSources in interface LightChunk

findBlocks

public void findBlocks(Predicate<BlockState> predicate,
 BiConsumer<BlockPos, BlockState> consumer)

findBlocks

public void findBlocks(Predicate<BlockState> predicate,
 BiPredicate<BlockState, BlockPos> fineFilter,
 BiConsumer<BlockPos, BlockState> consumer)

getBlockTicks

public abstract TickContainerAccess<Block> getBlockTicks()

getFluidTicks

public abstract TickContainerAccess<Fluid> getFluidTicks()

canBeSerialized

public boolean canBeSerialized()

getTicksForSerialization

public abstract ChunkAccess.PackedTicks getTicksForSerialization(long currentTick)

getUpgradeData

public UpgradeData getUpgradeData()

isOldNoiseGeneration

public boolean isOldNoiseGeneration()

getBlendingData

public @Nullable BlendingData getBlendingData()

getInhabitedTime

public long getInhabitedTime()

incrementInhabitedTime

public void incrementInhabitedTime(long inhabitedTimeDelta)

setInhabitedTime

public void setInhabitedTime(long inhabitedTime)

getOrCreateOffsetList

public static it.unimi.dsi.fastutil.shorts.ShortList getOrCreateOffsetList(@Nullable it.unimi.dsi.fastutil.shorts.ShortList[] list,
 int sectionIndex)

isLightCorrect

public boolean isLightCorrect()

setLightCorrect

public void setLightCorrect(boolean isLightCorrect)

getMinY

public int getMinY()

Specified by:

getMinY in interface LevelHeightAccessor

getHeight

public int getHeight()

Specified by:

getHeight in interface LevelHeightAccessor

getOrCreateNoiseChunk

public NoiseChunk getOrCreateNoiseChunk(Function<ChunkAccess, NoiseChunk> factory)

carverBiome

@Deprecated
public BiomeGenerationSettings carverBiome(Supplier<BiomeGenerationSettings> source)

Deprecated.

getNoiseBiome

public Holder<Biome> getNoiseBiome(int quartX,
 int quartY,
 int quartZ)

Description copied from interface: BiomeManager.NoiseBiomeSource

Gets the biome at the given quart positions. Note that the coordinates passed into this method are 1/4 the scale of block coordinates.

Specified by:

getNoiseBiome in interface BiomeManager.NoiseBiomeSource

fillBiomesFromNoise

public void fillBiomesFromNoise(BiomeResolver biomeResolver,
 Climate.Sampler sampler)

hasAnyStructureReferences

public boolean hasAnyStructureReferences()

getBelowZeroRetrogen

public @Nullable BelowZeroRetrogen getBelowZeroRetrogen()

isUpgrading

public boolean isUpgrading()

getHeightAccessorForGeneration

public LevelHeightAccessor getHeightAccessorForGeneration()

initializeLightSources

public void initializeLightSources()

getSkyLightSources

public ChunkSkyLightSources getSkyLightSources()

Specified by:

getSkyLightSources in interface LightChunk

hasAttachments

public boolean hasAttachments()

Description copied from interface: IAttachmentHolder

Returns true if there is any data attachments, false otherwise.

Specified by:

hasAttachments in interface IAttachmentHolder

hasData

public boolean hasData(AttachmentType<?> type)

Description copied from interface: IAttachmentHolder

Returns true if there is a data attachment of the give type, false otherwise.

Specified by:

hasData in interface IAttachmentHolder

getData

public <T> T getData(AttachmentType<T> type)

Description copied from interface: IAttachmentHolder

Returns the data attachment of the given type.

If there is no data attachment of the given type, the default value is stored in this holder and returned.

Specified by:

getData in interface IAttachmentHolder

Returns:

the data attachment of the given type

getExistingDataOrNull

public <T> @Nullable T getExistingDataOrNull(AttachmentType<T> type)

Specified by:

getExistingDataOrNull in interface IAttachmentHolder

Returns:

an existing data attachment value of the given type, or null if there is no data attachment of the given type

setData

public <T> @Nullable T setData(AttachmentType<T> type,
 T data)

Description copied from interface: IAttachmentHolder

Sets the data attachment of the given type.

Specified by:

setData in interface IAttachmentHolder

Returns:

the previous value for that attachment type, if any, or null if there was none

removeData

public <T> @Nullable T removeData(AttachmentType<T> type)

Description copied from interface: IAttachmentHolder

Removes the data attachment of the given type.

Specified by:

removeData in interface IAttachmentHolder

Returns:

the previous value for that attachment type, if any, or null if there was none

writeAttachmentsToNBT

@Internal
public final @Nullable CompoundTag writeAttachmentsToNBT(HolderLookup.Provider provider)

FOR INTERNAL USE ONLY

Only public for use in SerializableChunkData.

readAttachmentsFromNBT

@Internal
public final void readAttachmentsFromNBT(HolderLookup.Provider provider,
 CompoundTag tag)

FOR INTERNAL USE ONLY

Only public for use in SerializableChunkData.

getAttachmentHolder

@Internal
public AttachmentHolder.AsField getAttachmentHolder()

getLevel

public @Nullable Level getLevel()

problemPath

public static ProblemReporter.PathElement problemPath(ChunkPos pos)

problemPath

public ProblemReporter.PathElement problemPath()