static void CallPlayer(object stateInfo, MicroTimerEventArgs e)
{
if (vgmFile.SongLooping)
{
displayRunning = false;
timer.Enabled = false;
timer.Stop();
}
vgmFile.PlayNext();
}
void NotificationTimer(ref long timerIntervalInMicroSec,
ref long ignoreEventIfLateBy,
ref bool stopTimer)
{
int timerCount = 0;
long nextNotification = 0;
MicroStopwatch microStopwatch = new MicroStopwatch();
microStopwatch.Start();
while (!stopTimer)
{
long callbackFunctionExecutionTime =
microStopwatch.ElapsedMicroseconds - nextNotification;
long timerIntervalInMicroSecCurrent =
System.Threading.Interlocked.Read(ref timerIntervalInMicroSec);
long ignoreEventIfLateByCurrent =
System.Threading.Interlocked.Read(ref ignoreEventIfLateBy);
nextNotification += timerIntervalInMicroSecCurrent;
timerCount++;
long elapsedMicroseconds = 0;
while ((elapsedMicroseconds = microStopwatch.ElapsedMicroseconds)
< nextNotification)
{
System.Threading.Thread.SpinWait(10);
}
long timerLateBy = elapsedMicroseconds - nextNotification;
if (timerLateBy >= ignoreEventIfLateByCurrent)
{
continue;
}
MicroTimerEventArgs microTimerEventArgs =
new MicroTimerEventArgs(timerCount,
elapsedMicroseconds,
timerLateBy,
callbackFunctionExecutionTime);
MicroTimerElapsed(this, microTimerEventArgs);
}
microStopwatch.Stop();
}
