ClientboundLightUpdatePacketData.java

net.minecraft.network.protocol.game.ClientboundLightUpdatePacketData

信息

• 全限定名：net.minecraft.network.protocol.game.ClientboundLightUpdatePacketData
• 类型：public class
• 包：net.minecraft.network.protocol.game
• 源码路径：src/main/java/net/minecraft/network/protocol/game/ClientboundLightUpdatePacketData.java
• 起始行号：L17
• 职责：

  TODO

字段/常量

• DATA_LAYER_STREAM_CODEC

  • 类型: StreamCodec<ByteBuf,byte[]>
  • 修饰符: private static final
  • 源码定位: L18
  • 说明:

    TODO

• skyYMask

  • 类型: BitSet
  • 修饰符: private final
  • 源码定位: L19
  • 说明:

    TODO

• blockYMask

  • 类型: BitSet
  • 修饰符: private final
  • 源码定位: L20
  • 说明:

    TODO

• emptySkyYMask

  • 类型: BitSet
  • 修饰符: private final
  • 源码定位: L21
  • 说明:

    TODO

• emptyBlockYMask

  • 类型: BitSet
  • 修饰符: private final
  • 源码定位: L22
  • 说明:

    TODO

• skyUpdates

  • 类型: List<byte[]>
  • 修饰符: private final
  • 源码定位: L23
  • 说明:

    TODO

• blockUpdates

  • 类型: List<byte[]>
  • 修饰符: private final
  • 源码定位: L24
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public ClientboundLightUpdatePacketData(ChunkPos chunkPos, LevelLightEngine lightEngine, BitSet skyChangedLightSectionFilter, BitSet blockChangedLightSectionFilter) @ L26

• 构造器名：ClientboundLightUpdatePacketData
• 源码定位：L26
• 修饰符：public

参数:

• chunkPos: ChunkPos
• lightEngine: LevelLightEngine
• skyChangedLightSectionFilter: BitSet
• blockChangedLightSectionFilter: BitSet

说明:

TODO

public ClientboundLightUpdatePacketData(FriendlyByteBuf input, int x, int z) @ L47

• 构造器名：ClientboundLightUpdatePacketData
• 源码定位：L47
• 修饰符：public

参数:

• input: FriendlyByteBuf
• x: int
• z: int

说明:

TODO

方法

下面的方法块按源码顺序生成。

public void write(FriendlyByteBuf output) @ L56

• 方法名：write
• 源码定位：L56
• 返回类型：void
• 修饰符：public

参数:

• output: FriendlyByteBuf

说明:

TODO

private void prepareSectionData(ChunkPos pos, LevelLightEngine lightEngine, LightLayer layer, int sectionIndex, BitSet mask, BitSet emptyMask, List<byte[]> updates) @ L65

• 方法名：prepareSectionData
• 源码定位：L65
• 返回类型：void
• 修饰符：private

参数:

• pos: ChunkPos
• lightEngine: LevelLightEngine
• layer: LightLayer
• sectionIndex: int
• mask: BitSet
• emptyMask: BitSet
• updates: List<byte[]>

说明:

TODO

public BitSet getSkyYMask() @ L79

• 方法名：getSkyYMask
• 源码定位：L79
• 返回类型：BitSet
• 修饰符：public

参数:

• 无

说明:

TODO

public BitSet getEmptySkyYMask() @ L83

• 方法名：getEmptySkyYMask
• 源码定位：L83
• 返回类型：BitSet
• 修饰符：public

参数:

• 无

说明:

TODO

public List<byte[]> getSkyUpdates() @ L87

• 方法名：getSkyUpdates
• 源码定位：L87
• 返回类型：List<byte[]>
• 修饰符：public

参数:

• 无

说明:

TODO

public BitSet getBlockYMask() @ L91

• 方法名：getBlockYMask
• 源码定位：L91
• 返回类型：BitSet
• 修饰符：public

参数:

• 无

说明:

TODO

public BitSet getEmptyBlockYMask() @ L95

• 方法名：getEmptyBlockYMask
• 源码定位：L95
• 返回类型：BitSet
• 修饰符：public

参数:

• 无

说明:

TODO

public List<byte[]> getBlockUpdates() @ L99

• 方法名：getBlockUpdates
• 源码定位：L99
• 返回类型：List<byte[]>
• 修饰符：public

参数:

• 无

说明:

TODO

代码

public class ClientboundLightUpdatePacketData {
    private static final StreamCodec<ByteBuf, byte[]> DATA_LAYER_STREAM_CODEC = ByteBufCodecs.byteArray(2048);
    private final BitSet skyYMask;
    private final BitSet blockYMask;
    private final BitSet emptySkyYMask;
    private final BitSet emptyBlockYMask;
    private final List<byte[]> skyUpdates;
    private final List<byte[]> blockUpdates;
 
    public ClientboundLightUpdatePacketData(
        ChunkPos chunkPos, LevelLightEngine lightEngine, @Nullable BitSet skyChangedLightSectionFilter, @Nullable BitSet blockChangedLightSectionFilter
    ) {
        this.skyYMask = new BitSet();
        this.blockYMask = new BitSet();
        this.emptySkyYMask = new BitSet();
        this.emptyBlockYMask = new BitSet();
        this.skyUpdates = Lists.newArrayList();
        this.blockUpdates = Lists.newArrayList();
 
        for (int sectionIndex = 0; sectionIndex < lightEngine.getLightSectionCount(); sectionIndex++) {
            if (skyChangedLightSectionFilter == null || skyChangedLightSectionFilter.get(sectionIndex)) {
                this.prepareSectionData(chunkPos, lightEngine, LightLayer.SKY, sectionIndex, this.skyYMask, this.emptySkyYMask, this.skyUpdates);
            }
 
            if (blockChangedLightSectionFilter == null || blockChangedLightSectionFilter.get(sectionIndex)) {
                this.prepareSectionData(chunkPos, lightEngine, LightLayer.BLOCK, sectionIndex, this.blockYMask, this.emptyBlockYMask, this.blockUpdates);
            }
        }
    }
 
    public ClientboundLightUpdatePacketData(FriendlyByteBuf input, int x, int z) {
        this.skyYMask = input.readBitSet();
        this.blockYMask = input.readBitSet();
        this.emptySkyYMask = input.readBitSet();
        this.emptyBlockYMask = input.readBitSet();
        this.skyUpdates = input.readList(DATA_LAYER_STREAM_CODEC);
        this.blockUpdates = input.readList(DATA_LAYER_STREAM_CODEC);
    }
 
    public void write(FriendlyByteBuf output) {
        output.writeBitSet(this.skyYMask);
        output.writeBitSet(this.blockYMask);
        output.writeBitSet(this.emptySkyYMask);
        output.writeBitSet(this.emptyBlockYMask);
        output.writeCollection(this.skyUpdates, DATA_LAYER_STREAM_CODEC);
        output.writeCollection(this.blockUpdates, DATA_LAYER_STREAM_CODEC);
    }
 
    private void prepareSectionData(
        ChunkPos pos, LevelLightEngine lightEngine, LightLayer layer, int sectionIndex, BitSet mask, BitSet emptyMask, List<byte[]> updates
    ) {
        DataLayer data = lightEngine.getLayerListener(layer).getDataLayerData(SectionPos.of(pos, lightEngine.getMinLightSection() + sectionIndex));
        if (data != null) {
            if (data.isEmpty()) {
                emptyMask.set(sectionIndex);
            } else {
                mask.set(sectionIndex);
                updates.add(data.copy().getData());
            }
        }
    }
 
    public BitSet getSkyYMask() {
        return this.skyYMask;
    }
 
    public BitSet getEmptySkyYMask() {
        return this.emptySkyYMask;
    }
 
    public List<byte[]> getSkyUpdates() {
        return this.skyUpdates;
    }
 
    public BitSet getBlockYMask() {
        return this.blockYMask;
    }
 
    public BitSet getEmptyBlockYMask() {
        return this.emptyBlockYMask;
    }
 
    public List<byte[]> getBlockUpdates() {
        return this.blockUpdates;
    }
}

引用的其他类

• SectionPos

  • 引用位置: 方法调用
  • 关联成员: SectionPos.of()

• FriendlyByteBuf

  • 引用位置: 参数

• ByteBufCodecs

  • 引用位置: 方法调用
  • 关联成员: ByteBufCodecs.byteArray()

• StreamCodec

  • 引用位置: 字段

• ChunkPos

  • 引用位置: 参数

• LightLayer

  • 引用位置: 参数

• LevelLightEngine

  • 引用位置: 参数