Function closestPoint

closestPoint(
    out: vec2.Vec2,
    point: vec2.Vec2,
    a: vec2.Vec2,
    b: vec2.Vec2,
): vec2.Vec2
Calculates the closest point on a line segment to a given point
Parameters
- out: vec2.Vec2
  Output parameter for the closest point
- point: vec2.Vec2
  The point
- a: vec2.Vec2
  First endpoint of the segment
- b: vec2.Vec2
  Second endpoint of the segment
Returns vec2.Vec2
- Defined in shapes/segment2.ts:10