public override IEnumerator Process()
{
if (config.LevelGraph == null)
{
throw new ArgumentException("LevelGraph must not be null.");
}
if (config.LevelGraph.Rooms.Count == 0)
{
throw new ArgumentException("LevelGraph must contain at least one room.");
}
var levelDescription = new LevelDescription();
// Setup individual rooms
foreach (var room in config.LevelGraph.Rooms)
{
levelDescription.AddRoom(room, GetRoomTemplates(room));
}
var typeOfRooms = config.LevelGraph.Rooms.First().GetType();
// Add passages
foreach (var connection in config.LevelGraph.Connections)
{
if (config.UseCorridors)
{
var corridorRoom = (RoomBase)ScriptableObject.CreateInstance(typeOfRooms);
if (corridorRoom is Room basicRoom)
{
basicRoom.Name = "Corridor";
}
levelDescription.AddCorridorConnection(connection, corridorRoom,
GetRoomTemplates(config.LevelGraph.CorridorRoomTemplateSets, config.LevelGraph.CorridorIndividualRoomTemplates));
}
else
{
levelDescription.AddConnection(connection);
}
}
Payload.LevelDescription = levelDescription;
yield return(null);
}
public virtual void Run(GeneratedLevel level, LevelDescription levelDescription)
{
}
public static GeneratedLevel TransformLayout(LayoutGrid2D <RoomBase> layout, LevelDescription levelDescription, GameObject rootGameObject)
{
// var layoutCenter = GetLayoutCenter(layout);
var prefabToRoomTemplateMapping = levelDescription.GetPrefabToRoomTemplateMapping();
var corridorToConnectionMapping = levelDescription.GetCorridorToConnectionMapping();
// Prepare an object to hold instantiated room templates
var roomTemplateInstancesRoot = new GameObject(GeneratorConstants.RoomsRootName);
roomTemplateInstancesRoot.transform.parent = rootGameObject.transform;
// Initialize rooms
var layoutData = new Dictionary <RoomBase, RoomInstance>();
var layoutRooms = layout.Rooms.ToDictionary(x => x.Room, x => x);
foreach (var layoutRoom in layoutRooms.Values)
{
var roomTemplatePrefab = prefabToRoomTemplateMapping.GetByValue(layoutRoom.RoomTemplate);
// Instantiate room template
var roomTemplateInstance = Object.Instantiate(roomTemplatePrefab);
roomTemplateInstance.transform.SetParent(roomTemplateInstancesRoot.transform);
roomTemplateInstance.name = $"{layoutRoom.Room.GetDisplayName()} - {roomTemplatePrefab.name}";
// Compute correct room position
var position = layoutRoom.Position.ToUnityIntVector3();
roomTemplateInstance.transform.position = position;
// Correct the position based on the grid
// This is important when there is some cell spacing or when the level is isometric
var tilemapsHolder = roomTemplateInstance.transform.Find(GeneratorConstants.TilemapsRootName).gameObject;
if (tilemapsHolder != null)
{
var grid = tilemapsHolder.GetComponent <Grid>();
roomTemplateInstance.transform.position = grid.CellToLocal(position);
}
// Compute outline polygon
var polygon = new Polygon2D(layoutRoom.Outline + layoutRoom.Position);
var connection = layoutRoom.IsCorridor ? corridorToConnectionMapping[layoutRoom.Room] : null;
var roomInstance = new RoomInstance(layoutRoom.Room, layoutRoom.IsCorridor, connection, roomTemplatePrefab, roomTemplateInstance, position, polygon);
// Add room info to the GameObject
var roomInfo = roomTemplateInstance.GetComponent <RoomInfo>();
if (roomInfo != null)
{
PostProcessUtils.Destroy(roomInfo);
}
roomInfo = roomTemplateInstance.AddComponent <RoomInfo>();
roomInfo.RoomInstance = roomInstance;
layoutData.Add(layoutRoom.Room, roomInstance);
}
foreach (var roomInstance in layoutData.Values)
{
roomInstance.SetDoors(TransformDoorInfo(layoutRooms[roomInstance.Room].Doors, layoutData));
}
// Add level info
var levelInfo = rootGameObject.GetComponent <LevelInfo>();
if (levelInfo != null)
{
PostProcessUtils.Destroy(levelInfo);
}
levelInfo = rootGameObject.AddComponent <LevelInfo>();
levelInfo.RoomInstances = layoutData.Values.ToList();
return(new GeneratedLevel(layoutData, layout, rootGameObject));
}