private static void AddTimer(Timer timer, long delay)
{
#if DEBUG_TIMERS
var originalDelay = delay;
#endif
delay = Math.Max(0, delay);
var resolutionPowerOf2 = _tickRatePowerOf2;
for (var i = 0; i < _ringLayers; i++)
{
var resolution = 1L << resolutionPowerOf2;
var nextResolutionPowerOf2 = resolutionPowerOf2 + _ringSizePowerOf2;
var max = 1L << nextResolutionPowerOf2;
if (delay < max)
{
var remaining = delay & (resolution - 1);
var slot = (delay >> resolutionPowerOf2) + _ringIndexes[i] + (remaining > 0 ? 1 : 0);
// Round up if we have a delay of 0
if (delay == 0)
{
slot++;
remaining = 0;
}
if (slot >= _ringSize)
{
slot -= _ringSize;
}
timer.Attach(_rings[i][slot]);
timer._remaining = remaining;
timer._ring = i;
timer._slot = (int)slot;
_rings[i][slot] = timer;
return;
}
// The remaining amount until we turn this ring
delay -= resolution * (_ringSize - _ringIndexes[i]);
resolutionPowerOf2 = nextResolutionPowerOf2;
}
// TODO: Handle timers > 17yrs
#if DEBUG_TIMERS
logger.Error($"Timer is more than max duration. ({originalDelay})");
#endif
}
