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// i don't know the actual name of this packet, i couldn't find it in the source code
use crate::mc_buf::{McBufReadable, McBufWritable, Readable};
use async_trait::async_trait;
use packet_macros::GamePacket;
use tokio::io::AsyncRead;
#[derive(Clone, Debug, GamePacket)]
pub struct ClientboundPlayerAbilitiesPacket {
pub flags: PlayerAbilitiesFlags,
pub flying_speed: f32,
/// Used for the fov
pub walking_speed: f32,
}
#[derive(Clone, Debug)]
pub struct PlayerAbilitiesFlags {
pub invulnerable: bool,
pub flying: bool,
pub can_fly: bool,
pub instant_break: bool,
}
#[async_trait]
impl McBufReadable for PlayerAbilitiesFlags {
async fn read_into<R>(buf: &mut R) -> Result<Self, String>
where
R: AsyncRead + std::marker::Unpin + std::marker::Send,
{
let byte = buf.read_byte().await?;
Ok(PlayerAbilitiesFlags {
invulnerable: byte & 1 != 0,
flying: byte & 2 != 0,
can_fly: byte & 4 != 0,
instant_break: byte & 8 != 0,
})
}
}
impl McBufWritable for PlayerAbilitiesFlags {
fn write_into(&self, buf: &mut Vec<u8>) -> Result<(), std::io::Error> {
let mut byte = 0;
if self.invulnerable {
byte = byte | 1;
}
if self.flying {
byte = byte | 2;
}
if self.can_fly {
byte = byte | 4;
}
if self.instant_break {
byte = byte | 8;
}
u8::write_into(&byte, buf)
}
}
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