void Start()
{
if (level == null || level.startRoom == null)
{
return;
}
hash = new XXHash(level.seed);
generatedRooms = new List <Room>();
generatedRooms.Add(Instantiate(level.startRoom));
StartCoroutine(SpawnNextRoom(generatedRooms[plop], hash.GetHash(generatedRooms.Count())));
// TODO: Spawn filler rooms
// TODO: Check if level has [Shop, Loot, Combat, etc]
}
IEnumerator SpawnNextRoom(Room last, uint hashValue)
{
XXHash roomHash = new XXHash((int)hashValue);
SpawnPoint spawnPoint = last.spawnPoints.ElementAt(roomHash.Range(0, last.spawnPoints.Count(), (int)hashValue));
IEnumerable <Room> availableRooms =
rooms.Where(room => checkInverse(room, spawnPoint) && !checkTag(room, ETag.END) && !checkTag(room, ETag.BLOCK_END));
Room roomToSpawn = availableRooms.ElementAt(roomHash.Range(0, availableRooms.Count(), (int)hashValue));
// if (plop < 10) {
// roomToSpawn = availableRooms.ElementAt(roomHash.Range(0, availableRooms.Count(), (int) hashValue));
// } else {
// roomToSpawn = rooms.First(room => checkTag(room, ETag.BLOCK_END));
// plop = 0;
// }
Room spawnedRoom = Instantiate(roomToSpawn, Vector2.zero, roomToSpawn.transform.rotation);
SpawnPoint otherSpawnPoint =
spawnedRoom.spawnPoints.First(sp => sp.orientation == inverseOrientation(spawnPoint.orientation));
spawnedRoom.transform.position = spawnPoint.transform.position + -otherSpawnPoint.transform.position;
yield return(new WaitForSeconds(0.05f));
if (!spawnedRoom.overlaps)
{
last.DestroySpawnPoint(spawnPoint);
spawnedRoom.DestroySpawnPoint(otherSpawnPoint);
generatedRooms.Add(spawnedRoom);
}
else
{
Destroy(spawnedRoom.gameObject);
}
yield return(generatedRooms.Count() < level.minimumRooms ?
StartCoroutine(SpawnNextRoom(generatedRooms[last.spawnPoints.Count() == 0 ? ++plop : plop], hash.GetHash(hashValue))) : null);
}
private float GetRandomXXHash(int x, int z, int seed)
{
var randomHashObject = new XXHash(seed);
return(randomHashObject.GetHash(x, z));
}
//returns an rng for each surface unit
public static System.Random surfaceRandom(SurfaceUnit su)
{
//system.random takes a seed that is calculated from the hash function
//1 is the planet num, will eventually need a way to calculate this
return(new System.Random((int)hash.GetHash(su.u, su.v, (int)su.side, 1)));
}