public static T[] GetTuples <T>(this World world) where T : ITuple, new ()
{
List <T> a = new List <T>();
string[] fileds = TupleTypeMgr.Get(typeof(T).Name);
foreach (var item in world.Entities())
{
if (item.HasComponents(fileds))
{
T aaa = new T();
aaa.SetCmps(item);
a.Add(aaa);
}
}
return(a.ToArray());
}
