public static void UpdateCache()
{
System.Collections.Generic.List <QuadHold> rem = new System.Collections.Generic.List <QuadHold>();
int time = Environment.TickCount;
foreach (var q in Quads)
{
if ((q.LastUsed + 500) < time)
{
rem.Add(q);
}
}
foreach (var rq in rem)
{
Quads.Remove(rq);
}
}
//Remove a quad
public void RemoveQuad(Quad quad)
{
Quads.Remove(quad);
}