bool Check(Point cord, bool diagonals = false)
	{
		int edgestate = 0;

		if (cord.x > 0 && grid[cord.x - 1, cord.y] == Tile.Empty)
		{
			edgestate++;
		}

		if (cord.x < gridlength - 1 && grid[cord.x + 1, cord.y] == Tile.Empty)
		{
			edgestate += 2;
		}

		if (cord.y > 0 && grid[cord.x, cord.y - 1] == Tile.Empty)
		{
			edgestate += 4;
		}

		if (cord.y < gridheight - 1 && grid[cord.x, cord.y + 1] == Tile.Empty)
		{
			edgestate += 8;
		}

		if (!diagonals)
		{
			if (edgestate == 1)
			{
				if (cord.x < gridlength - 1)
				{
					if (cord.y > 0 && grid[cord.x + 1, cord.y - 1] == Tile.Empty)
					{
						return false;
					}

					if (cord.y < gridheight - 1 && grid[cord.x + 1, cord.y + 1] == Tile.Empty)
					{
						return false;
					}
				}

				return true;

			}

			else if (edgestate == 2)
			{
				if (cord.x > 0)
				{

					if (cord.y > 0 && grid[cord.x - 1, cord.y - 1] == Tile.Empty)
					{
						return false;
					}

					if (cord.y < gridheight - 1 && grid[cord.x - 1, cord.y + 1] == Tile.Empty)
					{
						return false;
					}
				}

				return true;

			}

			else if (edgestate == 4)
			{
				if (cord.y < gridheight - 1)
				{

					if (cord.x > 0 && grid[cord.x - 1, cord.y + 1] == Tile.Empty)
					{
						return false;
					}

					if (cord.x < gridlength - 1 && grid[cord.x + 1, cord.y + 1] == Tile.Empty)
					{
						return false;
					}
				}

				return true;

			}

			else if (edgestate == 8)
			{
				if (cord.y > 0)
				{
					if (cord.x > 0 && grid[cord.x - 1, cord.y - 1] == Tile.Empty)
					{
						return false;
					}

					if (cord.x < gridlength - 1 && grid[cord.x + 1, cord.y - 1] == Tile.Empty)
					{
						return false;
					}
				}

				return true;
			}

			return false;
		}

		else
		{
			if (edgestate == 1 || edgestate == 2 || edgestate == 4 || edgestate == 8)
			{
				return true;
			}

			return false;

		}
	}

	// This function creates a space on the grid and updates the frontier
	void Carve(Point point)
    {
		extra = new List<Point>();

		grid [point.x, point.y] = Tile.Empty;

		if (point.y > 0 && grid[point.x, point.y - 1] == Tile.Unknown)
		{
			grid[point.x, point.y - 1] = Tile.Processing;
			extra.Add(new Point(point.x, point.y - 1));
		}

		if (point.y < gridlength - 1 && grid[point.x, point.y + 1] == Tile.Unknown)
		{
			grid[point.x, point.y + 1] = Tile.Processing;
			extra.Add(new Point(point.x, point.y + 1));
		}

		if (point.x > 0 && grid[point.x - 1, point.y] == Tile.Unknown)
		{
			grid[point.x - 1, point.y] = Tile.Processing;
			extra.Add(new Point(point.x - 1, point.y));
		}

		if (point.x < gridheight - 1 && grid[point.x + 1, point.y] == Tile.Unknown)
		{
			grid[point.x + 1, point.y] = Tile.Processing;
			extra.Add(new Point(point.x + 1, point.y));
		}

		RandomizeList(extra);
		frontier.AddRange(extra);
	}