Struct RollbackState 

pub struct RollbackState {
    pub max_rollback: usize,
    pub current_frame: u64,
    pub rollback_log: Vec<u64>,
    pub player_count: usize,
    /* private fields */
}

Rollback netcode state: stores a history of inputs for re-simulation.

Fields

max_rollback: usize

current_frame: u64

rollback_log: Vec<u64>

Frame numbers where rollback was needed.

player_count: usize

Implementations

impl RollbackState

pub fn new(player_count: usize, max_rollback: usize) -> Self

pub fn add_remote_input(&mut self, input: NetInput)

Add a confirmed input from a remote player.

pub fn get_input(&self, frame: u64, player: u8) -> NetInput

Get input for (frame, player): confirmed if available, else predicted.

pub fn predict_input(&mut self, frame: u64, player: u8)

Predict next frame’s input by repeating current frame’s input.

pub fn advance_frame(&mut self)

pub fn needs_rollback(&self) -> bool

pub fn consume_rollback(&mut self) -> Option<u64>