Function exaggerate_coord 

pub fn exaggerate_coord(
    point: &Coordinate,
    anchor: &Coordinate,
    scale: f64,
) -> Coordinate

Applies an affine scale-from-anchor transform to a single coordinate.

The new position is: anchor + scale * (point − anchor).

Arguments

• point – Coordinate to transform.
• anchor – Fixed reference point.
• scale – Scale factor.