public bool Contains(Vector2 point) { if (GeometryMath.PointInTriangle(a, b, c, point) || GeometryMath.PointInTriangle(a, c, d, point) || GeometryMath.PointInSegment(a, c, point) || GeometryMath.PointInSegment(b, d, point)) { return(true); } return(false); }