private void SpinWork(long milliseconds)
{
int i = 0;
int checkFactor = milliseconds < 50 ? 10 : 1000;
var sw = Stopwatch.StartNew();
while (sw.ElapsedMilliseconds < milliseconds) // spin for the duration
{
i++;
if (i % checkFactor == 0 && this.Level < 20)
{
int coreId = GetCurrentProcessorNumber();
if (coreId != this.CoreId)
{
sw.Stop();
_hasSwichCore = true;
Interlocked.CompareExchange(ref _endAt, _watch.ElapsedMilliseconds, 0);
var spinDuration = _data.SpinDuration - sw.ElapsedMilliseconds;
var unit = ParallelWorkUnitTrace.Create(_data, _heightFactor, _watch, _collection, _arrangeStrategy); // switch core
unit._hasSwichCore = true;
Child = unit;
unit.Level = this.Level + 1;
unit.IsParent = false;
break;
}
}
}
sw.Stop();
}
public static ParallelWorkUnitTrace Create(
DataItem data,
double heightFactor,
Stopwatch watch,
IProducerConsumerCollection <ParallelWorkUnitTrace> collection,
Func <ArrangeBy> arrangeStrategy)
{
var instance = new ParallelWorkUnitTrace(data, heightFactor, watch, collection, arrangeStrategy);
instance.SpinWork(data.SpinDuration);
instance.Close();
collection.TryAdd(instance);
return(instance);
}