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

  • Field Details

    • MAX_LEVEL

      public static final int MAX_LEVEL
      See Also:

    • MIN_OPACITY

      protected static final int MIN_OPACITY
      See Also:

    • PULL_LIGHT_IN_ENTRY

      protected static final long PULL_LIGHT_IN_ENTRY

    • MIN_QUEUE_SIZE

      private static final int MIN_QUEUE_SIZE
      See Also:

    • 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

    • CACHE_SIZE

      private static final int CACHE_SIZE
      See Also:

    • lastChunkPos

      private final long[] lastChunkPos

    • lastChunk

      private final LightChunk[] lastChunk

  • Constructor Details

  • Method Details

    • hasDifferentLightProperties

      @Deprecated public static boolean hasDifferentLightProperties(BlockState state1, BlockState state2)
      Deprecated.
      Neo: use overload with level context instead

    • hasDifferentLightProperties

      public static boolean hasDifferentLightProperties(BlockGetter level, BlockPos pos, BlockState p_285110_, BlockState p_285372_)

    • getLightBlockInto

      public static int getLightBlockInto(BlockState state1, BlockState state2, Direction direction, int defaultReturnValue)

    • getOcclusionShape

      public static VoxelShape getOcclusionShape(BlockState state, Direction direction)

    • isEmptyShape

      protected static boolean isEmptyShape(BlockState state)

    • getState

      protected BlockState getState(BlockPos pos)

    • getOpacity

      protected int getOpacity(BlockState state)

    • shapeOccludes

      protected boolean shapeOccludes(BlockState state1, BlockState state2, Direction direction)

    • getChunk

      @Nullable protected LightChunk getChunk(int x, int z)

    • clearChunkCache

      private void clearChunkCache()

    • checkBlock

      public void checkBlock(BlockPos p_285352_)
      Specified by:
      checkBlock in interface LightEventListener

    • queueSectionData

      public void queueSectionData(long sectionPos, @Nullable DataLayer data)

    • retainData

      public void retainData(ChunkPos chunkPos, boolean retainData)

    • 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 packedPos1, long packedPos2)

    • enqueueIncrease

      protected void enqueueIncrease(long packedPos1, long packedPos2)

    • 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 sectionPos)

    • getDebugSectionType

      public LayerLightSectionStorage.SectionType getDebugSectionType(long sectionPos)

    • checkNode

      protected abstract void checkNode(long packedPos)

    • propagateIncrease

      protected abstract void propagateIncrease(long packedPos, long queueEntry, int lightLevel)

    • propagateDecrease

      protected abstract void propagateDecrease(long packedPos, long lightLevel)