Struct FlowField 

pub struct FlowField {
    pub width: usize,
    pub height: usize,
    pub flow: Vec<FlowVector>,
    pub cost: Vec<f32>,
    pub goal: (usize, usize),
}

A flow field: precomputed for a single goal, steers any number of agents.

Fields

width: usize

height: usize

flow: Vec<FlowVector>

cost: Vec<f32>

goal: (usize, usize)

Implementations

impl FlowField

pub fn get_flow(&self, x: usize, y: usize) -> FlowVector

Get the flow vector at grid cell (x, y).

pub fn get_cost(&self, x: usize, y: usize) -> f32

Get the integration cost at grid cell (x, y).

pub fn sample(&self, gx: usize, gy: usize) -> Vec2

Sample the flow direction at world position p (grid-space integer lookup).

Trait Implementations

impl Clone for FlowField

fn clone(&self) -> FlowField

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FlowField

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

Formats the value using the given formatter.