public override int GetHashCode()
{
int hash = 13;
hash = (hash * 7) + AllSet.GetHashCode();
hash = (hash * 7) + OneSet.GetHashCode();
hash = (hash * 7) + ExclusionSet.GetHashCode();
return(hash);
}
public bool Match(IEntity entity)
{
Func <Type, bool> hasComponent = (t => entity.HasComponent(t));
if (ExclusionSet.Any(hasComponent))
{
return(false);
}
if (!AllSet.All(hasComponent))
{
return(false);
}
if (OneSet.Any() && !OneSet.Any(hasComponent))
{
return(false);
}
// Nobody complained so we're good here!
return(true);
}