public Backend(Connector con)
{
this.connector = con;
players = new List <Player>();
dragons = new List <Dragon>();
pathwalker = new Pathwalker(this);
}
public List <Entity> GetBuildingsWithinWalkableDistance <T>(uint startID, int distance)
{
List <Entity> entitiesWithinRange = new List <Entity>();
Entity startEntity = Entities.Get(startID);
if (startEntity == null)
{
return(entitiesWithinRange);
}
List <Point> exits = GetValidExitsFromFoundation(startEntity);
foreach (Point exit in exits)
{
// walk the "road path" until distance is reached
List <Point> roads = Pathwalker.GetRoadsWithinDistance(Roads, exit, distance);
foreach (Point road in roads)
{
for (int x = -1; x < 2; x++)
{
for (int y = -1; y < 2; y++)
{
if (Math.Abs(x) == Math.Abs(y))
{
continue;
}
// check ortho for foundations
Point p = new Point(road.X + x, road.Y + y);
if (Foundations.SpaceTaken.ContainsKey(p))
{
Entity e = Entities.Get(Foundations.SpaceTaken[p]);
if (e != null && e.HasComponent <T>() && !entitiesWithinRange.Contains(e))
{
entitiesWithinRange.Add(e);
}
}
}
}
}
}
return(entitiesWithinRange);
}
