private Vector2 SurroundingRooms(int x, int z)
{
nSizeRoom currentRoom = grid[new Vector2(x, z)];
//Check West
Vector2 comp = new Vector2(x - 1, z);
if (grid.ContainsKey(comp))
{
if (grid[comp] != null)
{
if (grid[comp].roomId != currentRoom.roomId)
{
return(comp);
}
}
}
//Check East
comp = new Vector2(x + 1, z);
if (grid.ContainsKey(comp))
{
if (grid[comp] != null)
{
if (grid[comp].roomId != currentRoom.roomId)
{
return(comp);
}
}
}
//Check North
comp = new Vector2(x, z + 1);
if (grid.ContainsKey(comp))
{
if (grid[comp] != null)
{
if (grid[comp].roomId != currentRoom.roomId)
{
return(comp);
}
}
}
//Check South
comp = new Vector2(x, z - 1);
if (grid.ContainsKey(comp))
{
if (grid[comp] != null)
{
if (grid[comp].roomId != currentRoom.roomId)
{
return(comp);
}
}
}
return(Vector2.zero);
}
private nSizeRoom createAtGrid(int x, int z, int sizeX, int sizeZ, GameObject prefab)
{
GameObject g = Instantiate(prefab, new Vector3(x * GridSize, 0, z * GridSize), Quaternion.identity, BoHObject.transform);
g.transform.localScale = new Vector3(GridSize, GridSize, GridSize);
nSizeRoom roomScript = g.GetComponent <nSizeRoom>();
roomScript.xCoord = x;
roomScript.zCoord = z;
roomScript.roomId = currentRoomNumber;
roomScript.xSize = sizeX;
roomScript.zSize = sizeZ;
for (int xInd = 0; xInd < sizeX; xInd++)
{
for (int zInd = 0; zInd < sizeZ; zInd++)
{
grid.Add(new Vector2((int)x + xInd, (int)z - zInd), roomScript);
}
}
currentRoomNumber++;
return(roomScript);
}
// Start is called before the first frame update
void Start()
{
BoHObject = new GameObject();
BoHObject.name = "BackOfHouse";
grid = new Dictionary <Vector2, nSizeRoom>();
List <nSizeRoom> rooms = new List <nSizeRoom>();
//for all the defined room prefabs
foreach (room prefab in roomPrefabs)
{
//randomly add rooms until no possible spot exists
int failsafe = 0;
Vector2 nextPosition = pickRandomEmptySpot(prefab.xLen, prefab.zLen);
while (nextPosition != new Vector2(-1, -1) && failsafe < 100)
{
failsafe++;
rooms.Add(createAtGrid((int)nextPosition.x, (int)nextPosition.y, prefab.xLen, prefab.zLen, prefab.prefab));
nextPosition = pickRandomEmptySpot(prefab.xLen, prefab.zLen);
}
}
//fill the remaining empty spaces
for (int x = 0; x <= xGrid; x++)
{
for (int z = 0; z <= zGrid; z++)
{
if (!grid.ContainsKey(new Vector2(x, z)))
{
rooms.Add(createAtGrid(x, z, 1, 1, oneByOnePrefab));
}
}
}
//merge duplicate rooms
foreach (nSizeRoom room in rooms)
{
mergeRooms(room);
}
//set room ids to reflect merged rooms
int newID = 0;
foreach (Transform child in BoHObject.transform)
{
nSizeRoom oldRoom = child.GetComponent <nSizeRoom>();
if (oldRoom == null)
{
nSizeRoom[] childRooms = child.GetComponentsInChildren <nSizeRoom>();
foreach (nSizeRoom childroom in childRooms)
{
childroom.roomId = newID;
}
}
else
{
oldRoom.roomId = newID;
}
newID++;
}
//make doorways
for (int x = 0; x <= xGrid; x++)
{
for (int z = 0; z <= zGrid; z++)
{
if (grid[new Vector2(x, z)] != null)
{
Vector2 roomsDir = SurroundingRooms(x, z);
if (roomsDir != Vector2.zero)
{
nSizeRoom origRoom = grid[new Vector2(x, z)];
origRoom.makeDoorwayTo(roomsDir);
grid[roomsDir].makeDoorwayTo(new Vector2(x, z));
changeRoomIds(grid[roomsDir].roomId, origRoom.roomId);
}
}
}
}
}
private void mergeRooms(nSizeRoom room)
{
int x = room.xCoord;
int z = room.zCoord;
bool hasSurrounding = false;
//Check West
Vector2 comp = new Vector2(x - 1, z);
//if there's something in that spot
if (grid.ContainsKey(comp))
{
//and it's not the same room
if (room.roomId != grid[comp].roomId)
{
//and it's the same size as the compared room
if (room.xSize == grid[comp].xSize && room.zSize == grid[comp].zSize)
{
//and it is directly next to the other room
if (x == grid[comp].xCoord || z == grid[comp].zCoord)
{
//delete the walls and make one big room
hasSurrounding = true;
room.deleteWest();
grid[comp].deleteEast();
if (room.gameObject.transform.parent == BoHObject.transform)
{
GameObject parent = new GameObject();
parent.name = "Room " + room.roomId;
parent.tag = "room";
room.gameObject.transform.parent = parent.transform;
parent.transform.parent = BoHObject.transform;
grid[comp].transform.parent = parent.transform;
}
else
{
grid[comp].transform.parent = room.transform.parent;
}
}
}
}
}
//Check East
comp = new Vector2(x + 1, z);
if (grid.ContainsKey(comp))
{
if (room.roomId != grid[comp].roomId)
{
if (room.xSize == grid[comp].xSize && room.zSize == grid[comp].zSize)
{
if (x == grid[comp].xCoord || z == grid[comp].zCoord)
{
hasSurrounding = true;
room.deleteEast();
grid[comp].deleteWest();
if (room.gameObject.transform.parent == BoHObject.transform)
{
GameObject parent = new GameObject();
parent.name = "Room " + room.roomId;
parent.tag = "room";
room.gameObject.transform.parent = parent.transform;
parent.transform.parent = BoHObject.transform;
grid[comp].transform.parent = parent.transform;
}
else
{
grid[comp].transform.parent = room.transform.parent;
}
}
}
}
}
//Check North
comp = new Vector2(x, z + 1);
if (grid.ContainsKey(comp))
{
if (room.roomId != grid[comp].roomId)
{
if (room.xSize == grid[comp].xSize && room.zSize == grid[comp].zSize)
{
if (room.xCoord == grid[comp].xCoord || room.zCoord == grid[comp].zCoord)
{
hasSurrounding = true;
room.deleteNorth();
grid[comp].deleteSouth();
if (room.gameObject.transform.parent == BoHObject.transform)
{
GameObject parent = new GameObject();
parent.name = "Room " + room.roomId;
parent.tag = "room";
room.gameObject.transform.parent = parent.transform;
parent.transform.parent = BoHObject.transform;
grid[comp].transform.parent = parent.transform;
}
else
{
grid[comp].transform.parent = room.transform.parent;
}
}
}
}
}
//Check South
comp = new Vector2(x, z - 1);
if (grid.ContainsKey(comp))
{
if (room.roomId != grid[comp].roomId)
{
if (room.xSize == grid[comp].xSize && room.zSize == grid[comp].zSize)
{
if (room.xCoord == grid[comp].xCoord || room.zCoord == grid[comp].zCoord)
{
hasSurrounding = true;
room.deleteSouth();
grid[comp].deleteNorth();
if (room.gameObject.transform.parent == BoHObject.transform)
{
GameObject parent = new GameObject();
parent.name = "Room " + room.roomId;
parent.tag = "room";
room.gameObject.transform.parent = parent.transform;
parent.transform.parent = BoHObject.transform;
grid[comp].transform.parent = parent.transform;
}
else
{
grid[comp].transform.parent = room.transform.parent;
}
}
}
}
}
//if it has no surroundong rooms, make it it's own room
if (!hasSurrounding)
{
room.gameObject.name = "Room " + room.roomId;
room.tag = "room";
room.transform.parent = BoHObject.transform;
}
}