Struct FlowFieldCache 

pub struct FlowFieldCache {
    pub capacity: usize,
    /* private fields */
}

Caches pre-built flow fields keyed by goal cell. Evicts least-recently-used entries when the capacity limit is reached.

Fields

capacity: usize

Implementations

impl FlowFieldCache

pub fn new(capacity: usize) -> Self

pub fn get_or_build( &mut self, goal: (usize, usize), width: usize, height: usize, cell_size: f32, costs: &[f32], ) -> &FlowField

Get or build a flow field for goal cell coordinates.

pub fn invalidate(&mut self, goal: (usize, usize))

Remove a cached field.

pub fn clear(&mut self)

Clear all cached fields.

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

Trait Implementations

impl Debug for FlowFieldCache

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

Formats the value using the given formatter.