minecraft-src/net/minecraft/network/protocol/game/ClientboundSetEntityMotionPacket.java
2025-07-04 01:41:11 +03:00

79 lines
2.1 KiB
Java

package net.minecraft.network.protocol.game;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.network.codec.StreamCodec;
import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.PacketType;
import net.minecraft.util.Mth;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.phys.Vec3;
public class ClientboundSetEntityMotionPacket implements Packet<ClientGamePacketListener> {
public static final StreamCodec<FriendlyByteBuf, ClientboundSetEntityMotionPacket> STREAM_CODEC = Packet.codec(
ClientboundSetEntityMotionPacket::write, ClientboundSetEntityMotionPacket::new
);
private final int id;
private final int xa;
private final int ya;
private final int za;
public ClientboundSetEntityMotionPacket(Entity entity) {
this(entity.getId(), entity.getDeltaMovement());
}
public ClientboundSetEntityMotionPacket(int id, Vec3 deltaMovement) {
this.id = id;
double d = 3.9;
double e = Mth.clamp(deltaMovement.x, -3.9, 3.9);
double f = Mth.clamp(deltaMovement.y, -3.9, 3.9);
double g = Mth.clamp(deltaMovement.z, -3.9, 3.9);
this.xa = (int)(e * 8000.0);
this.ya = (int)(f * 8000.0);
this.za = (int)(g * 8000.0);
}
private ClientboundSetEntityMotionPacket(FriendlyByteBuf buffer) {
this.id = buffer.readVarInt();
this.xa = buffer.readShort();
this.ya = buffer.readShort();
this.za = buffer.readShort();
}
/**
* Writes the raw packet data to the data stream.
*/
private void write(FriendlyByteBuf buffer) {
buffer.writeVarInt(this.id);
buffer.writeShort(this.xa);
buffer.writeShort(this.ya);
buffer.writeShort(this.za);
}
@Override
public PacketType<ClientboundSetEntityMotionPacket> type() {
return GamePacketTypes.CLIENTBOUND_SET_ENTITY_MOTION;
}
/**
* Passes this Packet on to the NetHandler for processing.
*/
public void handle(ClientGamePacketListener handler) {
handler.handleSetEntityMotion(this);
}
public int getId() {
return this.id;
}
public double getXa() {
return this.xa / 8000.0;
}
public double getYa() {
return this.ya / 8000.0;
}
public double getZa() {
return this.za / 8000.0;
}
}