private static bool HandleDirectionAscendingPositiveRatio(ref ClockEntry entry, TimeInterval time, ref TimeInterval nearestTickIn)
{
var flag = false;
entry.Value += time.Ticks * (ulong)entry.Ratio;
entry.ValueResiduum = 0;
if (entry.Value >= entry.Period)
{
flag = true;
entry.Value = 0;
entry = entry.With(enabled: entry.Enabled & (entry.WorkMode != WorkMode.OneShot));
}
nearestTickIn = nearestTickIn.WithTicksMin((entry.Period - entry.Value - 1) / (ulong)entry.Ratio + 1);
return(flag);
}
private static bool HandleDirectionAscendingNegativeRatio(ref ClockEntry entry, TimeInterval time, ref TimeInterval nearestTickIn)
{
var flag = false;
ulong ratio = (ulong)(-entry.Ratio);
entry.Value += (time.Ticks + entry.ValueResiduum) / ratio;
entry.ValueResiduum = (time.Ticks + entry.ValueResiduum) % ratio;
if (entry.Value >= entry.Period)
{
flag = true;
entry.Value = 0;
entry = entry.With(enabled: entry.Enabled & (entry.WorkMode != WorkMode.OneShot));
}
nearestTickIn = nearestTickIn.WithTicksMin(((entry.Period - entry.Value) * ratio) - entry.ValueResiduum);
return(flag);
}
private static bool HandleDirectionDescendingPositiveRatio(ref ClockEntry entry, TimeInterval time, ref TimeInterval nearestTickIn)
{
var ticksByRatio = time.Ticks * (ulong)entry.Ratio;
var isReached = ticksByRatio >= entry.Value;
entry.ValueResiduum = 0;
if (isReached)
{
entry.Value = entry.Period;
entry = entry.With(enabled: entry.Enabled & (entry.WorkMode != WorkMode.OneShot));
}
else
{
entry.Value -= ticksByRatio;
}
nearestTickIn = nearestTickIn.WithTicksMin((entry.Value - 1) / (ulong)entry.Ratio + 1);
return(isReached);
}
private static bool HandleDirectionDescendingNegativeRatio(ref ClockEntry entry, TimeInterval time, ref TimeInterval nearestTickIn)
{
var ratio = (ulong)(-entry.Ratio);
var ticksByRatio = (time.Ticks + entry.ValueResiduum) / ratio;
var isReached = ticksByRatio >= entry.Value;
entry.ValueResiduum = (time.Ticks + entry.ValueResiduum) % ratio;
if (isReached)
{
// TODO: maybe issue warning if its lower than zero
entry.Value = entry.Period;
entry = entry.With(enabled: entry.Enabled & (entry.WorkMode != WorkMode.OneShot));
}
else
{
entry.Value -= ticksByRatio;
}
nearestTickIn = nearestTickIn.WithTicksMin(entry.Value * ratio + entry.ValueResiduum);
return(isReached);
}