Struct SlidingSum 

pub struct SlidingSum { /* private fields */ }

A fixed-size sliding window that computes a running sum.

Implementations

impl SlidingSum

pub fn new(capacity: usize) -> Self

Creates a sliding sum with the given window size.

pub fn push(&mut self, val: f64)

Adds a value to the window, removing the oldest if full.

pub fn sum(&self) -> f64

Returns the current window sum.

pub fn mean(&self) -> Option<f64>

Returns the window mean, or None if empty.

pub fn count(&self) -> usize

Returns the current window size (number of valid elements).