//public static bool IsConnected(int x1, int y1, int x2, int y2)
//{
// if (y1 == y2 && Math.Abs(x1 - x2) == 1) return true;
// if (y1 % 2 == 1 && Math.Abs(y1-y2)==1 && (x2 == x1 || x2 == x1 + 1)) return true;
// if (y1 % 2 == 0 && Math.Abs(y1 - y2) == 1 && (x2 == x1 || x2 == x1 - 1)) return true;
// return false;
//}
//public static IEnumerable<Point> GetAllConnectedMaybeOutsideMap(int x, int y)
//{
// for (int xx = x - 1; xx <= x + 1; xx++)
// for (int yy = y - 1; yy <= y + 1; yy++)
// if (IsConnected(x, y, xx, yy))
// yield return new Point(xx, yy);
//}
private static double FindClosureIndex(Map map, int xmin, int xmax, int ymin, int ymax)
{
var pointsCount = 0;
double closure = 0;
for (var x = xmin; x <= xmax; x++)
{
for (var y = ymin; y <= ymax; y++)
{
if (!map.IsInside(new Point(x, y))) continue;
pointsCount++;
if (map.Filled[x, y]) continue;
closure += FindClosureIndex(x, y, map);
}
}
return closure / pointsCount;
}
static int GetPathLength(Map map, int startX, int startY, Directions dir)
{
int length = 0;
foreach (var p in GetPath(startX, startY, dir))
{
if (!map.IsInside(p)) break;
if (map.Filled[p.X, p.Y]) break;
length++;
if (length > maxLineSlotLength) return -1;
}
return length;
}
static int FindClosureIndex(int x, int y, Map map)
{
if (map.Filled[x, y]) return 0;
var cap = GetCap(x, y);
int problems = cap.Where(p => !map.IsInside(p) || map.Filled[p.X, p.Y]).Count();
return problems;
}