public void SpawnSpawnables(TrainingRoom room, System.Random rand)
{
var roomType = roomTypes.GetRandom(rand);
HashSet <Vector2Int> floorTiles = new HashSet <Vector2Int>(room.unitSpaceFloors);
HashSet <Vector2Int> wallTiles = new HashSet <Vector2Int>(room.unitSpaceWalls);
Debug.Log("LEVEL SPAWNED AT: " + transform.position);
Vector2Int pos = new Vector2Int(Mathf.RoundToInt(transform.position.x), Mathf.RoundToInt(transform.position.z)) + room.Position;
Debug.Log($"LEVEL SPAWN: {pos}");
RoomType.RoomSet roomSet = roomType.roomSets.GetRandom(rand);
var spawned = SpawnGenerator.SpawnItemsInRoom(rand, roomType, roomType.roomSets.GetRandom(rand), floorTiles, wallTiles, pos);
foreach (var item in spawned)
{
item.transform.SetParent(room.transform);
}
}
const int MAX_ITEM_STACK = 3; // TODO: evaluate where to put this variable
// place all the required items within a room
public static HashSet <GameObject> SpawnItemsInRoom(Random rand, RoomType roomType, RoomType.RoomSet roomSet, HashSet <Vector2Int> floorPos, HashSet <Vector2Int> wallPos, Vector2Int finalizeOffset = default(Vector2Int)) //Defaults to zero
{
HashSet <GameObject> spawnedObjects = new HashSet <GameObject>();
// we copying the list as we are changing the data of roomtype otherwise
List <RoomType.SpawnListItem> workingList = new List <RoomType.SpawnListItem>(roomType.spawnList);
if (roomSet.extraSpawnList != null)
{
workingList.AddRange(roomSet.extraSpawnList);
}
HashSet <Vector2Int> onTopPos = new HashSet <Vector2Int>();
HashSet <Vector2Int> workingFloor = new HashSet <Vector2Int>(floorPos);
HashSet <Vector2Int> workingWall = new HashSet <Vector2Int>(wallPos);
for (int i = 0; i < workingList.Count; i++)
{
float relativeSpawnAmount = (500 / (workingFloor.Count + workingWall.Count));
int min = Mathf.RoundToInt(workingList[i].Min / relativeSpawnAmount);
int max = Mathf.RoundToInt(workingList[i].Max / relativeSpawnAmount);
Debug.Log("onTop:" + workingList[i].Spawnable.spawnOnTop);
HashSet <Vector2Int> allowedSpawnPos = new HashSet <Vector2Int>(); // HashSet has optimal lookuptimes O(1)
// TODO: validate that probability sum is one
int totalPos = workingFloor.Count + wallPos.Count + onTopPos.Count;
allowedSpawnPos.UnionWith(FindNewPos((int)Math.Round((totalPos * workingList[i].Spawnable.notWallProbability)), workingFloor, finalizeOffset, rand, 2));
allowedSpawnPos.UnionWith(FindNewPos((int)Math.Round((totalPos * workingList[i].Spawnable.byWallProbability)), workingWall, finalizeOffset, rand, 2));
allowedSpawnPos.UnionWith(FindNewPos((int)Math.Round((totalPos * workingList[i].Spawnable.spawnOnTop)), onTopPos, Vector2Int.zero, rand)); //NOTE CHANGE OFFSET TO 0
// chose an amount to spawn a Spawnable type
int spawnCount = rand.NextInclusive(min, max);
for (int j = 0; j < spawnCount && allowedSpawnPos.Count > 0; j++)
{
// TODO: roll pos in tile
Vector2Int tile = allowedSpawnPos.GetRandom(rand);
Vector3 spawnPosition = new Vector3(tile.x, 0, tile.y);
Quaternion objectQuaternion = Quaternion.Euler(0, rand.NextInclusive(0, workingList[i].Spawnable.angleMaxOffset), 0);
Vector3? forward = null;
// if we are about to spawn on the side of a object, we need a forward vector
bool isOnTopPos = onTopPos.Contains(tile);
if (!isOnTopPos)
{
forward = objectQuaternion * new Vector3(0, 0, 1);
}
if (TryResolvePositionPhysically(workingList[i].Spawnable, ref spawnPosition, forward, objectQuaternion))
{
spawnedObjects.Add(GameObject.Instantiate(workingList[i].Spawnable.gameObject, spawnPosition, objectQuaternion));
// TODO: rounding bugs!!!
Vector2Int tileToRemove = new Vector2Int((int)(tile.x * 0.5f), (int)(tile.y * 0.5f));
workingFloor.RemoveWhere(pos => pos == tileToRemove);
workingWall.RemoveWhere(pos => pos == tileToRemove);
allowedSpawnPos.RemoveWhere(pos => pos == tile);
if (!workingList[i].Spawnable.allowOtherOnTop && isOnTopPos)
{
onTopPos.Remove(tile);
}
else if (workingList[i].Spawnable.allowOtherOnTop)
{
onTopPos.Add(tile);
if (workingList[i].Spawnable.spawnOnTop > rand.NextFloat())
{
allowedSpawnPos.Add(tile);
}
}
spawnCount -= SpawnRelatives(workingList[i].Spawnable, new Vector2(spawnPosition.x, spawnPosition.z), objectQuaternion, rand, ref spawnedObjects, ref workingList, min, max);
}
}
}
// if we are not debugging, we delete scripts used for placement
if (Application.isPlaying)
{
foreach (var spawnedObject in spawnedObjects)
{
UnityEngine.Object.Destroy(spawnedObject.GetComponent <Spawnable>());
}
}
return(spawnedObjects);
}