/// <summary>
/// Tick the simulation. Returns the count of remaining events.
/// If remaining events is zero, the simulation is finished unless events are
/// injected from an external system via a Schedule() call.
/// </summary>
/// <returns></returns>
static public int Tick()
{
var time = Time.time;
var executedEventCount = 0;
while (eventQueue.Count > 0 && eventQueue.Peek().tick <= time)
{
var ev = eventQueue.Pop();
var tick = ev.tick;
ev.ExecuteEvent();
if (ev.tick > tick)
{
//event was rescheduled, so do not return it to the pool.
}
else
{
// Debug.Log($"<color=green>{ev.tick} {ev.GetType().Name}</color>");
ev.Cleanup();
try
{
eventPools[ev.GetType()].Push(ev);
}
catch (KeyNotFoundException)
{
//This really should never happen inside a production build.
Debug.LogError($"No Pool for: {ev.GetType()}");
}
}
executedEventCount++;
}
return(eventQueue.Count);
}
