static void DrawConnections(NavGrid grid, Vector2i coord) { Vector2i left = coord; left.x -= 1; if (grid.IsValidCoord(left) && grid.GetCaseAt(left) != null) { DrawLine(grid, coord, left); } Vector2i bot = coord; bot.y -= 1; if (grid.IsValidCoord(bot) && grid.GetCaseAt(bot) != null) { DrawLine(grid, coord, bot); } }