public static HashSet <T> ToHashSetPooled <T>(this IEnumerable <T> source)
{
var hashSet = HashSetPool <T> .New();
foreach (var item in source)
{
hashSet.Add(item);
}
return(hashSet);
}
private void ManagedFilter(QueryFilter filter)
{
if (filter.pass == 0)
{
// UnionWith would box the GameObjects HashSet into an IEnumerable
foreach (var gameObject in gameObjects)
{
filter.set.Add(gameObject);
}
foreach (var component in components)
{
filter.Map(((IComponent)component).gameObject, component);
}
}
else
{
// IntersectWith would box the GameObjects HashSet into an IEnumerable
var toRemove = HashSetPool <GameObject> .New();
foreach (var gameObject in filter.set)
{
if (!gameObjects.Contains(gameObject))
{
toRemove.Add(gameObject);
}
}
foreach (var gameObject in toRemove)
{
filter.set.Remove(gameObject);
}
toRemove.Free();
foreach (var go in filter.set)
{
filter.Map(go, map[go][0]);
}
}
}