Function rayIntersectNormalPoly

Normal at ray intersection with a polygon or polyline

rayIntersectNormalPoly(pts, closed, p, v): Vec2
Parameters
- pts: Vec2[]
  The points of the polygon or polyline
- closed: boolean
  Whether the shape is closed (true for polygon, false for polyline)
- p: Vec2
  A point
- v: Vec2
  A vector
Returns Vec2
The unit normal at the intersection point
- Defined in bloom/src/core/computation.ts:2022