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 BiomeManager.NoiseBiomeSource, LightChunk, StructureAccess, IAttachmentHolder

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	ChunkAccess.PackedTicks

Nested classes/interfaces inherited from interface net.minecraft.world.level.BlockGetter

BlockGetter.BlockStepVisitor

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
private boolean	unsaved
protected final UpgradeData	upgradeData

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

MAX_BLOCK_ITERATIONS_ALONG_TRAVEL

Constructor Summary

Constructors

Constructor	Description
ChunkAccess(ChunkPos chunkPos, UpgradeData upgradeData, LevelHeightAccessor levelHeightAccessor, Registry<Biome> biomeRegistry, long inhabitedTime, LevelChunkSection[] sections, BlendingData blendingData)

Method Summary

Modifier and Type	Method	Description
abstract void	addEntity(Entity entity)
void	addPackedPostProcess(it.unimi.dsi.fastutil.shorts.ShortList offsets, int index)
void	addReferenceForStructure(Structure p_223007_, long p_223008_)
boolean	canBeSerialized()
BiomeGenerationSettings	carverBiome(Supplier<BiomeGenerationSettings> caverBiomeSettingsSupplier)	Deprecated.
void	fillBiomesFromNoise(BiomeResolver resolver, Climate.Sampler sampler)
final void	findBlockLightSources(BiConsumer<BlockPos,BlockState> p_285269_)
void	findBlocks(Predicate<BlockState> predicate, BiConsumer<BlockPos,BlockState> output)
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()
protected AttachmentHolder.AsField	getAttachmentHolder()
BelowZeroRetrogen	getBelowZeroRetrogen()
BlendingData	getBlendingData()
Set<BlockPos>	getBlockEntitiesPos()
CompoundTag	getBlockEntityNbt(BlockPos pos)
abstract CompoundTag	getBlockEntityNbtForSaving(BlockPos pos, HolderLookup.Provider registries)
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 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()
Level	getLevel()
GameEventListenerRegistry	getListenerRegistry(int sectionY)
int	getMinY()
Holder<Biome>	getNoiseBiome(int p_204347_, int p_204348_, int p_204349_)	Gets the biome at the given quart positions.
Heightmap	getOrCreateHeightmapUnprimed(Heightmap.Types type)
NoiseChunk	getOrCreateNoiseChunk(Function<ChunkAccess,NoiseChunk> noiseChunkCreator)
static it.unimi.dsi.fastutil.shorts.ShortList	getOrCreateOffsetList(it.unimi.dsi.fastutil.shorts.ShortList[] packedPositions, int index)
abstract ChunkStatus	getPersistedStatus()
ChunkPos	getPos()
it.unimi.dsi.fastutil.shorts.ShortList[]	getPostProcessing()
it.unimi.dsi.fastutil.longs.LongSet	getReferencesForStructure(Structure p_223017_)
LevelChunkSection	getSection(int index)
LevelChunkSection[]	getSections()
ChunkSkyLightSources	getSkyLightSources()
StructureStart	getStartForStructure(Structure p_223005_)
abstract ChunkAccess.PackedTicks	getTicksForSerialization(long gametime)
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 amount)
void	initializeLightSources()
boolean	isLightCorrect()
boolean	isOldNoiseGeneration()
boolean	isSectionEmpty(int y)
boolean	isUnsaved()
boolean	isUpgrading()
boolean	isYSpaceEmpty(int startY, int endY)
void	markPosForPostprocessing(BlockPos pos)
void	markUnsaved()
final void	readAttachmentsFromNBT(HolderLookup.Provider provider, CompoundTag tag)	FOR INTERNAL USE ONLY
abstract void	removeBlockEntity(BlockPos pos)
<T> T	removeData(AttachmentType<T> type)	Removes the data attachment of the given type.
private static void	replaceMissingSections(Registry<Biome> biomeRegistry, LevelChunkSection[] sections)
void	setAllReferences(Map<Structure,it.unimi.dsi.fastutil.longs.LongSet> p_187663_)
void	setAllStarts(Map<Structure,StructureStart> structureStarts)
abstract void	setBlockEntity(BlockEntity blockEntity)
void	setBlockEntityNbt(CompoundTag tag)
BlockState	setBlockState(BlockPos pos, BlockState state)
abstract BlockState	setBlockState(BlockPos pos, BlockState state, int flags)
<T> T	setData(AttachmentType<T> type, T data)	Sets the data attachment of the given type.
void	setHeightmap(Heightmap.Types type, long[] data)
void	setInhabitedTime(long inhabitedTime)
void	setLightCorrect(boolean lightCorrect)
void	setStartForStructure(Structure p_223010_, StructureStart p_223011_)
boolean	tryMarkSaved()
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, isBlockInLine

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

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

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

getAuxLightManager, getAuxLightManager, getModelData

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

@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 chunkPos,
 UpgradeData upgradeData,
 LevelHeightAccessor levelHeightAccessor,
 Registry<Biome> biomeRegistry,
 long inhabitedTime,
 @Nullable
 LevelChunkSection[] sections,
 @Nullable
 BlendingData blendingData)

Method Details

replaceMissingSections

private static void replaceMissingSections(Registry<Biome> biomeRegistry,
 LevelChunkSection[] sections)

getListenerRegistry

public GameEventListenerRegistry getListenerRegistry(int sectionY)

setBlockState

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

setBlockState

@Nullable
public abstract 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 index)

getHeightmaps

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

setHeightmap

public void setHeightmap(Heightmap.Types type,
 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

@Nullable
public StructureStart getStartForStructure(Structure p_223005_)

Specified by:

getStartForStructure in interface StructureAccess

setStartForStructure

public void setStartForStructure(Structure p_223010_,
 StructureStart p_223011_)

Specified by:

setStartForStructure in interface StructureAccess

getAllStarts

public Map<Structure,StructureStart> getAllStarts()

setAllStarts

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

getReferencesForStructure

public it.unimi.dsi.fastutil.longs.LongSet getReferencesForStructure(Structure p_223017_)

Specified by:

getReferencesForStructure in interface StructureAccess

addReferenceForStructure

public void addReferenceForStructure(Structure p_223007_,
 long p_223008_)

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> p_187663_)

Specified by:

setAllReferences in interface StructureAccess

isYSpaceEmpty

public boolean isYSpaceEmpty(int startY,
 int endY)

isSectionEmpty

public boolean isSectionEmpty(int y)

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 pos)

getPostProcessing

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

addPackedPostProcess

public void addPackedPostProcess(it.unimi.dsi.fastutil.shorts.ShortList offsets,
 int index)

setBlockEntityNbt

public void setBlockEntityNbt(CompoundTag tag)

getBlockEntityNbt

@Nullable
public CompoundTag getBlockEntityNbt(BlockPos pos)

getBlockEntityNbtForSaving

@Nullable
public abstract CompoundTag getBlockEntityNbtForSaving(BlockPos pos,
 HolderLookup.Provider registries)

findBlockLightSources

public final void findBlockLightSources(BiConsumer<BlockPos,BlockState> p_285269_)

Specified by:

findBlockLightSources in interface LightChunk

findBlocks

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

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()

canBeSerialized

public boolean canBeSerialized()

getTicksForSerialization

public abstract ChunkAccess.PackedTicks getTicksForSerialization(long gametime)

getUpgradeData

public UpgradeData getUpgradeData()

isOldNoiseGeneration

public boolean isOldNoiseGeneration()

getBlendingData

@Nullable
public BlendingData getBlendingData()

getInhabitedTime

public long getInhabitedTime()

incrementInhabitedTime

public void incrementInhabitedTime(long amount)

setInhabitedTime

public void setInhabitedTime(long inhabitedTime)

getOrCreateOffsetList

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

isLightCorrect

public boolean isLightCorrect()

setLightCorrect

public void setLightCorrect(boolean lightCorrect)

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> noiseChunkCreator)

carverBiome

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

Deprecated.

getNoiseBiome

public Holder<Biome> getNoiseBiome(int p_204347_,
 int p_204348_,
 int p_204349_)

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 resolver,
 Climate.Sampler sampler)

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

invalid reference

net.minecraft.world.level.chunk.storage.ChunkSerializer

.

readAttachmentsFromNBT

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

FOR INTERNAL USE ONLY

Only public for use in

invalid reference

net.minecraft.world.level.chunk.storage.ChunkSerializer

.

getAttachmentHolder

@Internal
protected AttachmentHolder.AsField getAttachmentHolder()

getLevel

@Nullable
public Level getLevel()