Package net.minecraft.world.level.chunk

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 BlockGetter, BiomeManager.NoiseBiomeSource, LightChunk, StructureAccess, IAttachmentHolder

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	ChunkAccess.TicksToSave

Field Summary

Fields

Modifier and Type	Field	Description
private final AttachmentHolder.AsField	attachmentHolder
protected BlendingData	blendingData
protected final Map<BlockPos,BlockEntity>	blockEntities
private 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 NoiseChunk	noiseChunk
protected final Map<BlockPos,CompoundTag>	pendingBlockEntities
protected final 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
protected boolean	unsaved
protected final UpgradeData	upgradeData

Constructor Summary

Constructors

Constructor	Description
ChunkAccess(ChunkPos pChunkPos, UpgradeData pUpgradeData, LevelHeightAccessor pLevelHeightAccessor, Registry<Biome> pBiomeRegistry, long pInhabitedTime, LevelChunkSection[] pSections, BlendingData pBlendingData)

Method Summary

Modifier and Type	Method	Description
abstract void	addEntity(Entity pEntity)
void	addPackedPostProcess(short pPackedPosition, int pIndex)
void	addReferenceForStructure(Structure pStructure, long pReference)
BiomeGenerationSettings	carverBiome(Supplier<BiomeGenerationSettings> pCaverBiomeSettingsSupplier)	Deprecated.
void	fillBiomesFromNoise(BiomeResolver pResolver, Climate.Sampler pSampler)
final void	findBlockLightSources(BiConsumer<BlockPos,BlockState> pOutput)
void	findBlocks(BiPredicate<BlockState,BlockPos> p_285343_, BiConsumer<BlockPos,BlockState> p_285030_)	Deprecated, for removal: This API element is subject to removal in a future version.
void	findBlocks(Predicate<BlockState> pPredicate, BiConsumer<BlockPos,BlockState> pOutput)
void	findBlocks(Predicate<BlockState> p_285343_, BiPredicate<BlockState,BlockPos> fineFilter, BiConsumer<BlockPos,BlockState> p_285030_)
Map<Structure,it.unimi.dsi.fastutil.longs.LongSet>	getAllReferences()
Map<Structure,StructureStart>	getAllStarts()
AttachmentHolder.AsField	getAttachmentHolder()
BelowZeroRetrogen	getBelowZeroRetrogen()
BlendingData	getBlendingData()
Set<BlockPos>	getBlockEntitiesPos()
CompoundTag	getBlockEntityNbt(BlockPos pPos)
abstract CompoundTag	getBlockEntityNbtForSaving(BlockPos pPos, HolderLookup.Provider pRegistries)
abstract TickContainerAccess<Block>	getBlockTicks()
<T> T	getData(AttachmentType<T> type)	Returns the data attachment of the given type.
<T> T	getExistingDataOrNull(AttachmentType<T> type)
abstract TickContainerAccess<Fluid>	getFluidTicks()
int	getHeight()
int	getHeight(Heightmap.Types pType, int pX, int pZ)
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()
Level	getLevel()
GameEventListenerRegistry	getListenerRegistry(int pSectionY)
int	getMinBuildHeight()
Holder<Biome>	getNoiseBiome(int pX, int pY, int pZ)	Gets the biome at the given quart positions.
Heightmap	getOrCreateHeightmapUnprimed(Heightmap.Types pType)
NoiseChunk	getOrCreateNoiseChunk(Function<ChunkAccess,NoiseChunk> pNoiseChunkCreator)
static it.unimi.dsi.fastutil.shorts.ShortList	getOrCreateOffsetList(it.unimi.dsi.fastutil.shorts.ShortList[] pPackedPositions, int pIndex)
abstract ChunkStatus	getPersistedStatus()
ChunkPos	getPos()
it.unimi.dsi.fastutil.shorts.ShortList[]	getPostProcessing()
it.unimi.dsi.fastutil.longs.LongSet	getReferencesForStructure(Structure pStructure)
LevelChunkSection	getSection(int pIndex)
LevelChunkSection[]	getSections()
ChunkSkyLightSources	getSkyLightSources()
StructureStart	getStartForStructure(Structure pStructure)
abstract ChunkAccess.TicksToSave	getTicksForSerialization()
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 pType)
void	incrementInhabitedTime(long pAmount)
void	initializeLightSources()
boolean	isLightCorrect()
boolean	isOldNoiseGeneration()
boolean	isSectionEmpty(int pY)
boolean	isUnsaved()
boolean	isUpgrading()
boolean	isYSpaceEmpty(int pStartY, int pEndY)
void	markPosForPostprocessing(BlockPos pPos)
final void	readAttachmentsFromNBT(HolderLookup.Provider provider, CompoundTag tag)	FOR INTERNAL USE ONLY
abstract void	removeBlockEntity(BlockPos pPos)
<T> T	removeData(AttachmentType<T> type)	Removes the data attachment of the given type.
private static void	replaceMissingSections(Registry<Biome> pBiomeRegistry, LevelChunkSection[] pSections)
void	setAllReferences(Map<Structure,it.unimi.dsi.fastutil.longs.LongSet> pStructureReferencesMap)
void	setAllStarts(Map<Structure,StructureStart> pStructureStarts)
void	setBlendingData(BlendingData pBlendingData)
abstract void	setBlockEntity(BlockEntity pBlockEntity)
void	setBlockEntityNbt(CompoundTag pTag)
abstract BlockState	setBlockState(BlockPos pPos, BlockState pState, boolean pIsMoving)
<T> T	setData(AttachmentType<T> type, T data)	Sets the data attachment of the given type.
void	setHeightmap(Heightmap.Types pType, long[] pData)
void	setInhabitedTime(long pInhabitedTime)
void	setLightCorrect(boolean pLightCorrect)
void	setStartForStructure(Structure pStructure, StructureStart pStructureStart)
void	setUnsaved(boolean pUnsaved)
final CompoundTag	writeAttachmentsToNBT(HolderLookup.Provider provider)	FOR INTERNAL USE ONLY

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.minecraft.world.level.BlockGetter

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

Methods inherited from interface net.neoforged.neoforge.attachment.IAttachmentHolder

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

Methods inherited from interface net.neoforged.neoforge.common.extensions.IBlockGetterExtension

getAuxLightManager, getAuxLightManager, getModelData

Methods inherited from interface net.minecraft.world.level.LevelHeightAccessor

getMaxBuildHeight, getMaxSection, getMinSection, getSectionIndex, getSectionIndexFromSectionY, getSectionsCount, getSectionYFromSectionIndex, 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 it.unimi.dsi.fastutil.shorts.ShortList[] postProcessing

unsaved

protected volatile boolean unsaved

isLightCorrect

private volatile boolean isLightCorrect

chunkPos

protected final ChunkPos chunkPos

inhabitedTime

private long inhabitedTime

carverBiomeSettings

@Nullable
@Deprecated
private BiomeGenerationSettings carverBiomeSettings

Deprecated.

noiseChunk

@Nullable
protected NoiseChunk noiseChunk

upgradeData

protected final UpgradeData upgradeData

blendingData

@Nullable
protected 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 pChunkPos,
 UpgradeData pUpgradeData,
 LevelHeightAccessor pLevelHeightAccessor,
 Registry<Biome> pBiomeRegistry,
 long pInhabitedTime,
 @Nullable
 LevelChunkSection[] pSections,
 @Nullable
 BlendingData pBlendingData)

Method Details

replaceMissingSections

private static void replaceMissingSections(Registry<Biome> pBiomeRegistry,
 LevelChunkSection[] pSections)

getListenerRegistry

public GameEventListenerRegistry getListenerRegistry(int pSectionY)

setBlockState

@Nullable
public abstract BlockState setBlockState(BlockPos pPos,
 BlockState pState,
 boolean pIsMoving)

setBlockEntity

public abstract void setBlockEntity(BlockEntity pBlockEntity)

addEntity

public abstract void addEntity(Entity pEntity)

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 pIndex)

getHeightmaps

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

setHeightmap

public void setHeightmap(Heightmap.Types pType,
 long[] pData)

getOrCreateHeightmapUnprimed

public Heightmap getOrCreateHeightmapUnprimed(Heightmap.Types pType)

hasPrimedHeightmap

public boolean hasPrimedHeightmap(Heightmap.Types pType)

getHeight

public int getHeight(Heightmap.Types pType,
 int pX,
 int pZ)

getPos

public ChunkPos getPos()

getStartForStructure

@Nullable
public StructureStart getStartForStructure(Structure pStructure)

Specified by:

getStartForStructure in interface StructureAccess

setStartForStructure

public void setStartForStructure(Structure pStructure,
 StructureStart pStructureStart)

Specified by:

setStartForStructure in interface StructureAccess

getAllStarts

public Map<Structure,StructureStart> getAllStarts()

setAllStarts

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

getReferencesForStructure

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

Specified by:

getReferencesForStructure in interface StructureAccess

addReferenceForStructure

public void addReferenceForStructure(Structure pStructure,
 long pReference)

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> pStructureReferencesMap)

Specified by:

setAllReferences in interface StructureAccess

isYSpaceEmpty

public boolean isYSpaceEmpty(int pStartY,
 int pEndY)

isSectionEmpty

public boolean isSectionEmpty(int pY)

setUnsaved

public void setUnsaved(boolean pUnsaved)

isUnsaved

public boolean isUnsaved()

getPersistedStatus

public abstract ChunkStatus getPersistedStatus()

getHighestGeneratedStatus

public ChunkStatus getHighestGeneratedStatus()

removeBlockEntity

public abstract void removeBlockEntity(BlockPos pPos)

markPosForPostprocessing

public void markPosForPostprocessing(BlockPos pPos)

getPostProcessing

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

addPackedPostProcess

public void addPackedPostProcess(short pPackedPosition,
 int pIndex)

setBlockEntityNbt

public void setBlockEntityNbt(CompoundTag pTag)

getBlockEntityNbt

@Nullable
public CompoundTag getBlockEntityNbt(BlockPos pPos)

getBlockEntityNbtForSaving

@Nullable
public abstract CompoundTag getBlockEntityNbtForSaving(BlockPos pPos,
 HolderLookup.Provider pRegistries)

findBlockLightSources

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

Specified by:

findBlockLightSources in interface LightChunk

findBlocks

public void findBlocks(Predicate<BlockState> pPredicate,
 BiConsumer<BlockPos,BlockState> pOutput)

findBlocks

@Deprecated(forRemoval=true)
public void findBlocks(BiPredicate<BlockState,BlockPos> p_285343_,
 BiConsumer<BlockPos,BlockState> p_285030_)

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

findBlocks

public void findBlocks(Predicate<BlockState> p_285343_,
 BiPredicate<BlockState,BlockPos> fineFilter,
 BiConsumer<BlockPos,BlockState> p_285030_)

getBlockTicks

public abstract TickContainerAccess<Block> getBlockTicks()

getFluidTicks

public abstract TickContainerAccess<Fluid> getFluidTicks()

getTicksForSerialization

public abstract ChunkAccess.TicksToSave getTicksForSerialization()

getUpgradeData

public UpgradeData getUpgradeData()

isOldNoiseGeneration

public boolean isOldNoiseGeneration()

getBlendingData

@Nullable
public BlendingData getBlendingData()

setBlendingData

public void setBlendingData(BlendingData pBlendingData)

getInhabitedTime

public long getInhabitedTime()

incrementInhabitedTime

public void incrementInhabitedTime(long pAmount)

setInhabitedTime

public void setInhabitedTime(long pInhabitedTime)

getOrCreateOffsetList

public static it.unimi.dsi.fastutil.shorts.ShortList getOrCreateOffsetList(it.unimi.dsi.fastutil.shorts.ShortList[] pPackedPositions,
 int pIndex)

isLightCorrect

public boolean isLightCorrect()

setLightCorrect

public void setLightCorrect(boolean pLightCorrect)

getMinBuildHeight

public int getMinBuildHeight()

Specified by:

getMinBuildHeight in interface LevelHeightAccessor

getHeight

public int getHeight()

Specified by:

getHeight in interface LevelHeightAccessor

getOrCreateNoiseChunk

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

carverBiome

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

Deprecated.

getNoiseBiome

public Holder<Biome> getNoiseBiome(int pX,
 int pY,
 int pZ)

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 pResolver,
 Climate.Sampler pSampler)

hasAnyStructureReferences

public boolean hasAnyStructureReferences()

getBelowZeroRetrogen

@Nullable
public 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

@Nullable
public <T> 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

@Nullable
public <T> 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

@Nullable
public <T> 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
@Nullable
public final CompoundTag writeAttachmentsToNBT(HolderLookup.Provider provider)

FOR INTERNAL USE ONLY

Only public for use in ChunkSerializer.

readAttachmentsFromNBT

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

FOR INTERNAL USE ONLY

Only public for use in ChunkSerializer.

getAttachmentHolder

@Internal
public AttachmentHolder.AsField getAttachmentHolder()

getLevel

@Nullable
public Level getLevel()