Struct ExperienceReplay 

pub struct ExperienceReplay {
    pub buffer: VecDeque<Transition>,
    pub capacity: usize,
}

Circular replay buffer of environment transitions.

Fields

buffer: VecDeque<Transition>

Stored transitions (oldest at front).

capacity: usize

Maximum capacity before oldest entries are dropped.

Implementations

impl ExperienceReplay

pub fn new(capacity: usize) -> Self

Create a new replay buffer with the given capacity.

pub fn push(&mut self, t: Transition)

Push a transition, evicting the oldest if at capacity.

pub fn len(&self) -> usize

Current number of stored transitions.

pub fn is_empty(&self) -> bool

Return true if the buffer contains no transitions.

Trait Implementations

impl Clone for ExperienceReplay

fn clone(&self) -> ExperienceReplay

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ExperienceReplay

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.