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SpatialHash

oxilean_std::computational_geometry::types

Struct SpatialHash 

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pub struct SpatialHash {
    pub cell_size: f64,
    pub buckets: HashMap<(i64, i64), Vec<usize>>,
    pub points: Vec<Point2D>,
}
Expand description

A simple 2D spatial hash grid. Stores point indices in a flat hash table keyed by (cell_x, cell_y).

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§cell_size: f64§buckets: HashMap<(i64, i64), Vec<usize>>§points: Vec<Point2D>

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impl SpatialHash

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pub fn new(cell_size: f64) -> Self

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pub fn insert(&mut self, p: Point2D)

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pub fn query_radius(&self, query: &Point2D, r: f64) -> Vec<Point2D>

Query all points within distance r of the query point.

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