//Currently this cannot handle the alcoves whose adjacent tile through the opening has 2 or less
//Also this currently identifies alcoves by setting their rendering to none, this was just for testing purposes
void find_alcoves()
{
Direction d = Direction.none;
for (int y = 0; y < size; y++)
{
for (int x = 0; x < size; x++)
{
tile t = maze [y, x];
byte count = 0;
if (t.get_northwall() == tile.Wall.wall)
{
count++;
}
else
{
d = Direction.north;
}
if (t.get_westwall() == tile.Wall.wall)
{
count++;
}
else
{
d = Direction.west;
}
if (t.get_eastwall() == tile.Wall.wall)
{
count++;
}
else
{
d = Direction.east;
}
if (t.get_southwall() == tile.Wall.wall)
{
count++;
}
else
{
d = Direction.south;
}
//It should max be 3.
if (count == 3)
{
if (d == Direction.north && get_num_walls(maze [y - 1, x]) == 2)
{
continue;
}
else if (d == Direction.west && get_num_walls(maze [y, x - 1]) == 2)
{
continue;
}
else if (d == Direction.east && get_num_walls(maze [y, x + 1]) == 2)
{
continue;
}
else if (d == Direction.south && get_num_walls(maze [y + 1, x]) == 2)
{
continue;
}
t.set_type(tile.Type.alcove);
//t.set_contains("hedge");
}
}
}
}