Code/net/minecraft/network/protocol/game/ClientboundMoveEntityPacket.java

package net.minecraft.network.protocol.game;

import javax.annotation.Nullable;
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.level.Level;

public abstract class ClientboundMoveEntityPacket implements Packet<ClientGamePacketListener> {
    protected final int entityId;
    protected final short xa;
    protected final short ya;
    protected final short za;
    protected final byte yRot;
    protected final byte xRot;
    protected final boolean onGround;
    protected final boolean hasRot;
    protected final boolean hasPos;

    protected ClientboundMoveEntityPacket(
        int p_178988_,
        short p_178989_,
        short p_178990_,
        short p_178991_,
        byte p_178992_,
        byte p_178993_,
        boolean p_178994_,
        boolean p_178995_,
        boolean p_178996_
    ) {
        this.entityId = p_178988_;
        this.xa = p_178989_;
        this.ya = p_178990_;
        this.za = p_178991_;
        this.yRot = p_178992_;
        this.xRot = p_178993_;
        this.onGround = p_178994_;
        this.hasRot = p_178995_;
        this.hasPos = p_178996_;
    }

    @Override
    public abstract PacketType<? extends ClientboundMoveEntityPacket> type();

    public void handle(ClientGamePacketListener p_132528_) {
        p_132528_.handleMoveEntity(this);
    }

    @Override
    public String toString() {
        return "Entity_" + super.toString();
    }

    @Nullable
    public Entity getEntity(Level p_132520_) {
        return p_132520_.getEntity(this.entityId);
    }

    public short getXa() {
        return this.xa;
    }

    public short getYa() {
        return this.ya;
    }

    public short getZa() {
        return this.za;
    }

    public float getYRot() {
        return Mth.unpackDegrees(this.yRot);
    }

    public float getXRot() {
        return Mth.unpackDegrees(this.xRot);
    }

    public boolean hasRotation() {
        return this.hasRot;
    }

    public boolean hasPosition() {
        return this.hasPos;
    }

    public boolean isOnGround() {
        return this.onGround;
    }

    public static class Pos extends ClientboundMoveEntityPacket {
        public static final StreamCodec<FriendlyByteBuf, ClientboundMoveEntityPacket.Pos> STREAM_CODEC = Packet.codec(
            ClientboundMoveEntityPacket.Pos::write, ClientboundMoveEntityPacket.Pos::read
        );

        public Pos(int p_132539_, short p_132540_, short p_132541_, short p_132542_, boolean p_132543_) {
            super(p_132539_, p_132540_, p_132541_, p_132542_, (byte)0, (byte)0, p_132543_, false, true);
        }

        private static ClientboundMoveEntityPacket.Pos read(FriendlyByteBuf p_179001_) {
            int i = p_179001_.readVarInt();
            short short1 = p_179001_.readShort();
            short short2 = p_179001_.readShort();
            short short3 = p_179001_.readShort();
            boolean flag = p_179001_.readBoolean();
            return new ClientboundMoveEntityPacket.Pos(i, short1, short2, short3, flag);
        }

        private void write(FriendlyByteBuf p_132549_) {
            p_132549_.writeVarInt(this.entityId);
            p_132549_.writeShort(this.xa);
            p_132549_.writeShort(this.ya);
            p_132549_.writeShort(this.za);
            p_132549_.writeBoolean(this.onGround);
        }

        @Override
        public PacketType<ClientboundMoveEntityPacket.Pos> type() {
            return GamePacketTypes.CLIENTBOUND_MOVE_ENTITY_POS;
        }
    }

    public static class PosRot extends ClientboundMoveEntityPacket {
        public static final StreamCodec<FriendlyByteBuf, ClientboundMoveEntityPacket.PosRot> STREAM_CODEC = Packet.codec(
            ClientboundMoveEntityPacket.PosRot::write, ClientboundMoveEntityPacket.PosRot::read
        );

        public PosRot(int p_132552_, short p_132553_, short p_132554_, short p_132555_, byte p_132556_, byte p_132557_, boolean p_132558_) {
            super(p_132552_, p_132553_, p_132554_, p_132555_, p_132556_, p_132557_, p_132558_, true, true);
        }

        private static ClientboundMoveEntityPacket.PosRot read(FriendlyByteBuf p_179003_) {
            int i = p_179003_.readVarInt();
            short short1 = p_179003_.readShort();
            short short2 = p_179003_.readShort();
            short short3 = p_179003_.readShort();
            byte b0 = p_179003_.readByte();
            byte b1 = p_179003_.readByte();
            boolean flag = p_179003_.readBoolean();
            return new ClientboundMoveEntityPacket.PosRot(i, short1, short2, short3, b0, b1, flag);
        }

        private void write(FriendlyByteBuf p_132564_) {
            p_132564_.writeVarInt(this.entityId);
            p_132564_.writeShort(this.xa);
            p_132564_.writeShort(this.ya);
            p_132564_.writeShort(this.za);
            p_132564_.writeByte(this.yRot);
            p_132564_.writeByte(this.xRot);
            p_132564_.writeBoolean(this.onGround);
        }

        @Override
        public PacketType<ClientboundMoveEntityPacket.PosRot> type() {
            return GamePacketTypes.CLIENTBOUND_MOVE_ENTITY_POS_ROT;
        }
    }

    public static class Rot extends ClientboundMoveEntityPacket {
        public static final StreamCodec<FriendlyByteBuf, ClientboundMoveEntityPacket.Rot> STREAM_CODEC = Packet.codec(
            ClientboundMoveEntityPacket.Rot::write, ClientboundMoveEntityPacket.Rot::read
        );

        public Rot(int p_132567_, byte p_132568_, byte p_132569_, boolean p_132570_) {
            super(p_132567_, (short)0, (short)0, (short)0, p_132568_, p_132569_, p_132570_, true, false);
        }

        private static ClientboundMoveEntityPacket.Rot read(FriendlyByteBuf p_179005_) {
            int i = p_179005_.readVarInt();
            byte b0 = p_179005_.readByte();
            byte b1 = p_179005_.readByte();
            boolean flag = p_179005_.readBoolean();
            return new ClientboundMoveEntityPacket.Rot(i, b0, b1, flag);
        }

        private void write(FriendlyByteBuf p_132576_) {
            p_132576_.writeVarInt(this.entityId);
            p_132576_.writeByte(this.yRot);
            p_132576_.writeByte(this.xRot);
            p_132576_.writeBoolean(this.onGround);
        }

        @Override
        public PacketType<ClientboundMoveEntityPacket.Rot> type() {
            return GamePacketTypes.CLIENTBOUND_MOVE_ENTITY_ROT;
        }
    }
}