public double ToMilliSeconds(double tick)
{
if (_tick != null && _tick.Value == tick)
{
return(_toMilliSecCache);
}
if (tick < 0)
{
throw new ArgumentOutOfRangeException(nameof(tick));
}
ScoreTempo scoreTempo = TempoMap.FindLast(obj => obj.Tick <= tick);
_tick = tick;
return(_toMilliSecCache = scoreTempo.MilliSeconds + GetMilliSeconds(tick - scoreTempo.Tick, scoreTempo.Tempo, _resolution));
}
public double ToTick(double msec)
{
if (_msec != null && _msec.Value == msec)
{
return(_toTickCache);
}
if (msec < 0)
{
throw new ArgumentOutOfRangeException(nameof(msec));
}
ScoreTempo scoreTempo = TempoMap.FindLast(obj => obj.MilliSeconds <= msec);
_msec = msec;
return(_toTickCache = scoreTempo.Tick + GetTickLength(msec - scoreTempo.MilliSeconds, scoreTempo.Tempo, _resolution));
}
private void ResetTempoMap()
{
var st = new ScoreTempo(0, 0, 120);
var list = new List <ScoreTempo>();
list.Add(st);
foreach (TempoEvent current in (from me in Events
where me is TempoEvent
select me as TempoEvent))
{
var msec = st.MilliSeconds + GetMilliSeconds((int)(current.Tick - st.Tick), st.Tempo, _resolution);
st = new ScoreTempo(msec, (int)current.Tick, current.Tempo);
list.Add(st);
}
TempoMap = list;
}
