Function closestSilhouettePointCircle

Returns the closest point on the visibility silhouette of a circle

closestSilhouettePointCircle(c, r, p): Vec2
Parameters
- c: Vec2
  center of circle
- r: Num
  radius of circle
- p: Vec2
  A point
Returns Vec2
The closest point on the visibility silhouette of the circle
- Defined in bloom/src/core/computation.ts:2159