Package net.minecraft.world.level.lighting

Class LightEngine<M extends DataLayerStorageMap<M>,S extends LayerLightSectionStorage<M>>

java.lang.Object

net.minecraft.world.level.lighting.LightEngine<M,S>

All Implemented Interfaces:

LayerLightEventListener, LightEventListener

Direct Known Subclasses:

BlockLightEngine, SkyLightEngine

public abstract class LightEngine<M extends DataLayerStorageMap<M>,S extends LayerLightSectionStorage<M>>
extends Object
implements LayerLightEventListener

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LightEngine.QueueEntry

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

LayerLightEventListener.DummyLightLayerEventListener

Field Summary

Fields

Modifier and Type	Field	Description
private final it.unimi.dsi.fastutil.longs.LongOpenHashSet	blockNodesToCheck
private static final int	CACHE_SIZE
protected final LightChunkGetter	chunkSource
private final it.unimi.dsi.fastutil.longs.LongArrayFIFOQueue	decreaseQueue
private final it.unimi.dsi.fastutil.longs.LongArrayFIFOQueue	increaseQueue
private final LightChunk[]	lastChunk
private final long[]	lastChunkPos
static final int	MAX_LEVEL
protected static final int	MIN_OPACITY
private static final int	MIN_QUEUE_SIZE
private final BlockPos.MutableBlockPos	mutablePos
protected static final Direction[]	PROPAGATION_DIRECTIONS
protected static final long	PULL_LIGHT_IN_ENTRY
protected final S	storage

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LightEngine(LightChunkGetter p_285189_, S p_284964_)

Method Summary

Modifier and Type	Method	Description
void	checkBlock(BlockPos p_285352_)
protected abstract void	checkNode(long p_285507_)
private void	clearChunkCache()
protected void	enqueueDecrease(long p_285228_, long p_285464_)
protected void	enqueueIncrease(long p_285223_, long p_285022_)
protected LightChunk	getChunk(int p_284967_, int p_285447_)
DataLayer	getDataLayerData(SectionPos p_285093_)
String	getDebugData(long p_285363_)
LayerLightSectionStorage.SectionType	getDebugSectionType(long p_285320_)
static int	getLightBlockInto(BlockGetter p_285330_, BlockState p_285453_, BlockPos p_285187_, BlockState p_285318_, BlockPos p_285240_, Direction p_285196_, int p_285248_)
int	getLightValue(BlockPos p_285149_)
protected VoxelShape	getOcclusionShape(BlockState p_285136_, long p_285517_, Direction p_285376_)
static VoxelShape	getOcclusionShape(BlockGetter p_285472_, BlockPos p_285229_, BlockState p_285020_, Direction p_285455_)
protected int	getOpacity(BlockState p_285084_, BlockPos p_285057_)
protected BlockState	getState(BlockPos p_285338_)
static boolean	hasDifferentLightProperties(BlockGetter p_285159_, BlockPos p_284985_, BlockState p_285110_, BlockState p_285372_)
boolean	hasLightWork()
protected static boolean	isEmptyShape(BlockState p_285133_)
protected abstract void	propagateDecrease(long p_284941_, long p_285213_)
private int	propagateDecreases()
protected abstract void	propagateIncrease(long p_285325_, long p_285026_, int p_285197_)
private int	propagateIncreases()
void	queueSectionData(long p_285221_, DataLayer p_285427_)
void	retainData(ChunkPos p_285314_, boolean p_284937_)
int	runLightUpdates()
void	setLightEnabled(ChunkPos p_285116_, boolean p_285522_)
protected boolean	shapeOccludes(long p_285115_, BlockState p_285154_, long p_284957_, BlockState p_285155_, Direction p_285327_)
void	updateSectionStatus(SectionPos p_285167_, boolean p_284934_)

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.lighting.LightEventListener

propagateLightSources, updateSectionStatus

Field Details

MAX_LEVEL

public static final int MAX_LEVEL

See Also:

• Constant Field Values

MIN_OPACITY

protected static final int MIN_OPACITY

See Also:

• Constant Field Values

PULL_LIGHT_IN_ENTRY

protected static final long PULL_LIGHT_IN_ENTRY

MIN_QUEUE_SIZE

private static final int MIN_QUEUE_SIZE

See Also:

• Constant Field Values

PROPAGATION_DIRECTIONS

protected static final Direction[] PROPAGATION_DIRECTIONS

chunkSource

protected final LightChunkGetter chunkSource

storage

protected final S extends LayerLightSectionStorage<M> storage

blockNodesToCheck

private final it.unimi.dsi.fastutil.longs.LongOpenHashSet blockNodesToCheck

decreaseQueue

private final it.unimi.dsi.fastutil.longs.LongArrayFIFOQueue decreaseQueue

increaseQueue

private final it.unimi.dsi.fastutil.longs.LongArrayFIFOQueue increaseQueue

mutablePos

private final BlockPos.MutableBlockPos mutablePos

CACHE_SIZE

private static final int CACHE_SIZE

See Also:

• Constant Field Values

lastChunkPos

private final long[] lastChunkPos

lastChunk

private final LightChunk[] lastChunk

Constructor Details

LightEngine

protected LightEngine(LightChunkGetter p_285189_,
 S p_284964_)

Method Details

hasDifferentLightProperties

public static boolean hasDifferentLightProperties(BlockGetter p_285159_,
 BlockPos p_284985_,
 BlockState p_285110_,
 BlockState p_285372_)

getLightBlockInto

public static int getLightBlockInto(BlockGetter p_285330_,
 BlockState p_285453_,
 BlockPos p_285187_,
 BlockState p_285318_,
 BlockPos p_285240_,
 Direction p_285196_,
 int p_285248_)

getOcclusionShape

public static VoxelShape getOcclusionShape(BlockGetter p_285472_,
 BlockPos p_285229_,
 BlockState p_285020_,
 Direction p_285455_)

isEmptyShape

protected static boolean isEmptyShape(BlockState p_285133_)

getState

protected BlockState getState(BlockPos p_285338_)

getOpacity

protected int getOpacity(BlockState p_285084_,
 BlockPos p_285057_)

shapeOccludes

protected boolean shapeOccludes(long p_285115_,
 BlockState p_285154_,
 long p_284957_,
 BlockState p_285155_,
 Direction p_285327_)

getOcclusionShape

protected VoxelShape getOcclusionShape(BlockState p_285136_,
 long p_285517_,
 Direction p_285376_)

getChunk

@Nullable
protected LightChunk getChunk(int p_284967_,
 int p_285447_)

clearChunkCache

private void clearChunkCache()

checkBlock

public void checkBlock(BlockPos p_285352_)

Specified by:

checkBlock in interface LightEventListener

queueSectionData

public void queueSectionData(long p_285221_,
 @Nullable
 DataLayer p_285427_)

retainData

public void retainData(ChunkPos p_285314_,
 boolean p_284937_)

updateSectionStatus

public void updateSectionStatus(SectionPos p_285167_,
 boolean p_284934_)

Specified by:

updateSectionStatus in interface LightEventListener

setLightEnabled

public void setLightEnabled(ChunkPos p_285116_,
 boolean p_285522_)

Specified by:

setLightEnabled in interface LightEventListener

runLightUpdates

public int runLightUpdates()

Specified by:

runLightUpdates in interface LightEventListener

propagateIncreases

private int propagateIncreases()

propagateDecreases

private int propagateDecreases()

enqueueDecrease

protected void enqueueDecrease(long p_285228_,
 long p_285464_)

enqueueIncrease

protected void enqueueIncrease(long p_285223_,
 long p_285022_)

hasLightWork

public boolean hasLightWork()

Specified by:

hasLightWork in interface LightEventListener

getDataLayerData

@Nullable
public DataLayer getDataLayerData(SectionPos p_285093_)

Specified by:

getDataLayerData in interface LayerLightEventListener

getLightValue

public int getLightValue(BlockPos p_285149_)

Specified by:

getLightValue in interface LayerLightEventListener

getDebugData

public String getDebugData(long p_285363_)

getDebugSectionType

public LayerLightSectionStorage.SectionType getDebugSectionType(long p_285320_)

checkNode

protected abstract void checkNode(long p_285507_)

propagateIncrease

protected abstract void propagateIncrease(long p_285325_,
 long p_285026_,
 int p_285197_)

propagateDecrease

protected abstract void propagateDecrease(long p_284941_,
 long p_285213_)