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

104 lines
2.7 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.world.entity.player.Abilities;
public class ClientboundPlayerAbilitiesPacket implements Packet<ClientGamePacketListener> {
public static final StreamCodec<FriendlyByteBuf, ClientboundPlayerAbilitiesPacket> STREAM_CODEC = Packet.codec(
ClientboundPlayerAbilitiesPacket::write, ClientboundPlayerAbilitiesPacket::new
);
private static final int FLAG_INVULNERABLE = 1;
private static final int FLAG_FLYING = 2;
private static final int FLAG_CAN_FLY = 4;
private static final int FLAG_INSTABUILD = 8;
private final boolean invulnerable;
private final boolean isFlying;
private final boolean canFly;
private final boolean instabuild;
private final float flyingSpeed;
private final float walkingSpeed;
public ClientboundPlayerAbilitiesPacket(Abilities abilities) {
this.invulnerable = abilities.invulnerable;
this.isFlying = abilities.flying;
this.canFly = abilities.mayfly;
this.instabuild = abilities.instabuild;
this.flyingSpeed = abilities.getFlyingSpeed();
this.walkingSpeed = abilities.getWalkingSpeed();
}
private ClientboundPlayerAbilitiesPacket(FriendlyByteBuf buffer) {
byte b = buffer.readByte();
this.invulnerable = (b & 1) != 0;
this.isFlying = (b & 2) != 0;
this.canFly = (b & 4) != 0;
this.instabuild = (b & 8) != 0;
this.flyingSpeed = buffer.readFloat();
this.walkingSpeed = buffer.readFloat();
}
/**
* Writes the raw packet data to the data stream.
*/
private void write(FriendlyByteBuf buffer) {
byte b = 0;
if (this.invulnerable) {
b = (byte)(b | 1);
}
if (this.isFlying) {
b = (byte)(b | 2);
}
if (this.canFly) {
b = (byte)(b | 4);
}
if (this.instabuild) {
b = (byte)(b | 8);
}
buffer.writeByte(b);
buffer.writeFloat(this.flyingSpeed);
buffer.writeFloat(this.walkingSpeed);
}
@Override
public PacketType<ClientboundPlayerAbilitiesPacket> type() {
return GamePacketTypes.CLIENTBOUND_PLAYER_ABILITIES;
}
/**
* Passes this Packet on to the NetHandler for processing.
*/
public void handle(ClientGamePacketListener handler) {
handler.handlePlayerAbilities(this);
}
public boolean isInvulnerable() {
return this.invulnerable;
}
public boolean isFlying() {
return this.isFlying;
}
public boolean canFly() {
return this.canFly;
}
public boolean canInstabuild() {
return this.instabuild;
}
public float getFlyingSpeed() {
return this.flyingSpeed;
}
public float getWalkingSpeed() {
return this.walkingSpeed;
}
}