public static DungeonGeneratorLevelGrid2D TransformLayout(LayoutGrid2D <RoomBase> layout, LevelDescriptionGrid2D 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(GeneratorConstantsGrid2D.RoomsRootName);
roomTemplateInstancesRoot.transform.parent = rootGameObject.transform;
// Initialize rooms
var layoutData = new Dictionary <RoomBase, RoomInstanceGrid2D>();
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(GeneratorConstantsGrid2D.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 RoomInstanceGrid2D(layoutRoom.Room, layoutRoom.IsCorridor, connection, roomTemplatePrefab, roomTemplateInstance, position, polygon);
// Add room info to the GameObject
var roomInfo = roomTemplateInstance.GetComponent <RoomInfoGrid2D>();
if (roomInfo != null)
{
PostProcessUtilsGrid2D.Destroy(roomInfo);
}
roomInfo = roomTemplateInstance.AddComponent <RoomInfoGrid2D>();
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 <LevelInfoGrid2D>();
if (levelInfo != null)
{
PostProcessUtilsGrid2D.Destroy(levelInfo);
}
levelInfo = rootGameObject.AddComponent <LevelInfoGrid2D>();
levelInfo.RoomInstances = layoutData.Values.ToList();
return(new DungeonGeneratorLevelGrid2D(layoutData, layout, rootGameObject, levelDescription));
}