Function nannou::geom::line::contains

pub fn contains<S>(
    a: Point2<S>, 
    b: Point2<S>, 
    thickness: S, 
    point: &Point2<S>
) -> Option<Tri<S>> where
    S: BaseFloat, 

Describes whether or not the given point touches the line described by a -> b with the given thickness.

If so, the Tri containing the point will be returned.

None is returned otherwise.