public static IObservable <IList <VerocityInfo> > TakeLastVerocities(this IInputObservable io, int count)
{
return(io.TakeLastTimeIntervalBuffer(count).Select(timeEvents =>
{
var verocities = new List <VerocityInfo>();
var prev = timeEvents.First();
for (int i = 1; i < timeEvents.Count; i++)
{
var t = timeEvents[i];
verocities.Add(VerocityInfo.Create(prev, t));
prev = t;
}
return verocities;
}));
}
