Function direction

nodedb-spatial/src/operations.rs:282–284

Direction angle (radians) from a to b.

(a: [f64; 2], b: [f64; 2])

/// Direction angle (radians) from a to b.
fn direction(a: [f64; 2], b: [f64; 2]) -> f64 {
    (b[1] - a[1]).atan2(b[0] - a[0])
}

/// Convert a BoundingBox to a Polygon.
fn bbox_to_polygon(bb: &BoundingBox) -> Geometry {