MCBE
OverviewPacketsUpdateSubChunkBlocks
ID 0xAC · 172Server → ClientWorld

UpdateSubChunkBlocks

update-sub-chunk-blocks.bin
struct UpdateSubChunkBlocks {
  BlockPos                                     SubChunkBlockPosition;
  UpdateSubChunkBlocksChangedInfo              BlocksChanged;
}

Structure

FieldTypeDescription
Sub Chunk Block PositionBlockPos
Blocks ChangedUpdateSubChunkBlocksChangedInfo

Structure of BlockPos

FieldTypeDescription
Xvarint32
Yvarint32
Zvarint32

Structure of UpdateSubChunkBlocksChangedInfo

FieldTypeDescription
Standardsvaruint32 count + UpdateSubChunkNetworkBlockInfo[]Length-prefixed sequence.
Extrasvaruint32 count + UpdateSubChunkNetworkBlockInfo[]Length-prefixed sequence.

Structure of UpdateSubChunkNetworkBlockInfo

FieldTypeDescription
PosBlockPos
Runtime Idvaruint32
Update Flagsvaruint32
Entity Unique Idvaruint64
MessageActorBlockSyncMessage.MessageId

Notes

  • No special notes.