public static bool Create2D(Vector2[] points, out int[] concaveHull, out int[] convexHull, float algorithmThreshold, float epsilon = 1E-05f) { if (algorithmThreshold <= 0f) { Logger.LogError("algorithmThreshold must be positive number"); int[] array; convexHull = (array = null); concaveHull = array; return(false); } int num; if (!ConvexHull.Create2D(points, out convexHull, out num, epsilon)) { Logger.LogError("Convex hull creation failed, can't create concave hull"); int[] array2; convexHull = (array2 = null); concaveHull = array2; return(false); } if (num != 2) { Logger.LogWarning("Convex hull dimension is less than 2, can't create concave hull"); int[] array3; convexHull = (array3 = null); concaveHull = array3; return(false); } bool flag = ConcaveHull2.Create(points, out concaveHull, convexHull, algorithmThreshold, epsilon); if (!flag) { convexHull = null; } return(flag); }