0x44 S44PacketWorldBorder

Updates the world border (center, size, warning distance/buffer, damping).

Clientbound (Server → Client) · PLAY · net/minecraft/network/play/server/S44PacketWorldBorder.java
worldborder

Fields

FieldTypeDescription
actionVarInt Enum0=setSize, 1=lerpSize, 2=setCenter, 3=initialize, 4=setWarningTime, 5=setWarningBlocks
fieldsvariesAction-dependent border parameters

Wire Encoding

FieldTypeNotes
ActionVarInt0=size, 1=lerp, 2=center, 3=init, 4=warnTime, 5=warnBlocks
Per-Action Datavaries

MCP References

MCPNetHandlerPlayClient.handleWorldBorder()

Handler Interface

HNDINetHandlerPlayClient

implementation Implementation Cases

WorldBorder

Track world border for bypass modules.

Vanilla hook: EventReceivePacket
AntiBorder

Track world border for bypass modules.

Vanilla hook: EventReceivePacket
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