private bool ConnectToSomething(RoomComponents room, Vector2Int p)
{
var maxX = spawnedRooms.GetLength(0) - 1;
int maxY = spawnedRooms.GetLength(1) - 1;
List <Vector2Int> neighbours = new List <Vector2Int>();
if (room.roomDoorUp != null && p.y < maxY && spawnedRooms[p.x, p.y + 1]?.roomDoorDown != null)
{
neighbours.Add(Vector2Int.up);
}
if (room.roomDoorDown != null && p.y > 0 && spawnedRooms[p.x, p.y - 1]?.roomDoorUp != null)
{
neighbours.Add(Vector2Int.down);
}
if (room.roomDoorRight != null && p.x < maxX && spawnedRooms[p.x + 1, p.y]?.roomDoorLeft != null)
{
neighbours.Add(Vector2Int.right);
}
if (room.roomDoorLeft != null && p.x > 0 && spawnedRooms[p.x - 1, p.y]?.roomDoorRight != null)
{
neighbours.Add(Vector2Int.left);
}
if (neighbours.Count == 0)
{
return(false);
}
Vector2Int selectedDirection = neighbours[Random.Range(0, neighbours.Count)];
RoomComponents selectedRoom = spawnedRooms[p.x + selectedDirection.x, p.y + selectedDirection.y];
if (selectedDirection == Vector2Int.up)
{
Instantiate(_doorsPrefabs[Random.Range(0, _doorsPrefabs.Length)], room.roomTransformDoorUp);
Destroy(room.roomDoorUp);
Destroy(selectedRoom.roomDoorDown);
}
else if (selectedDirection == Vector2Int.down)
{
Instantiate(_doorsPrefabs[Random.Range(0, _doorsPrefabs.Length)], room.roomTransformDoorDown);
Destroy(room.roomDoorDown);
Destroy(selectedRoom.roomDoorUp);
}
else if (selectedDirection == Vector2Int.right)
{
Instantiate(_doorsPrefabs[Random.Range(0, _doorsPrefabs.Length)], room.roomTransformDoorRight);
Destroy(room.roomDoorRight);
Destroy(selectedRoom.roomDoorLeft);
}
else if (selectedDirection == Vector2Int.left)
{
Instantiate(_doorsPrefabs[Random.Range(0, _doorsPrefabs.Length)], room.roomTransformDoorLeft);
Destroy(room.roomDoorLeft);
Destroy(selectedRoom.roomDoorRight);
}
return(true);
}
private void PlaceOneRoom()
{
HashSet <Vector2Int> vacantPlaces = new HashSet <Vector2Int>();
for (int x = 0; x < spawnedRooms.GetLength(0); x++)
{
for (int y = 0; y < spawnedRooms.GetLength(1); y++)
{
if (spawnedRooms[x, y] == null)
{
continue;
}
var maxX = spawnedRooms.GetLength(0) - 1;
var maxY = spawnedRooms.GetLength(1) - 1;
if (x > 0 && spawnedRooms[x - 1, y] == null)
{
vacantPlaces.Add(new Vector2Int(x - 1, y));
}
if (y > 0 && spawnedRooms[x, y - 1] == null)
{
vacantPlaces.Add(new Vector2Int(x, y - 1));
}
if (x < maxX && spawnedRooms[x + 1, y] == null)
{
vacantPlaces.Add(new Vector2Int(x + 1, y));
}
if (y < maxY && spawnedRooms[x, y + 1] == null)
{
vacantPlaces.Add(new Vector2Int(x, y + 1));
}
}
}
RoomComponents newRoom = Instantiate(RoomPrefabs[Random.Range(0, RoomPrefabs.Length)]);
for (int i = 0; i < 500; i++)
{
Vector2Int position = vacantPlaces.ElementAt(Random.Range(0, vacantPlaces.Count));
if (ConnectToSomething(newRoom, position))
{
newRoom.transform.position = new Vector3(position.x - 5, 0, position.y - 5) * 10.2f;
spawnedRooms[position.x, position.y] = newRoom;
return;
}
}
Destroy(newRoom.gameObject);
}