示例#1
0
        private void NotificationTimer(ref long timerIntervalInMicroSec, ref long ignoreEventIfLateBy, ref bool stopTimer)
        {
            var  timerCount       = 0;
            long nextNotification = 0;

            var microStopwatch = new MicroStopwatch();

            microStopwatch.Start();

            while (!stopTimer)
            {
                var callbackFunctionExecutionTime = microStopwatch.ElapsedMicroseconds - nextNotification;

                var timerIntervalInMicroSecCurrent = Interlocked.Read(ref timerIntervalInMicroSec);
                var ignoreEventIfLateByCurrent     = Interlocked.Read(ref ignoreEventIfLateBy);

                nextNotification += timerIntervalInMicroSecCurrent;
                timerCount++;
                long elapsedMicroseconds;

                while ((elapsedMicroseconds = microStopwatch.ElapsedMicroseconds) < nextNotification)
                {
                    Thread.SpinWait(10);
                }

                var timerLateBy = elapsedMicroseconds - nextNotification;

                if (timerLateBy >= ignoreEventIfLateByCurrent)
                {
                    continue;
                }

                var microTimerEventArgs = new MicroTimerEventArgs(timerCount, elapsedMicroseconds, timerLateBy, callbackFunctionExecutionTime);
                this.MicroTimerElapsed(this, microTimerEventArgs);
            }

            microStopwatch.Stop();
        }
示例#2
0
        private void NotificationTimer(ref long timerIntervalInMicroSec, ref long ignoreEventIfLateBy, ref bool stopTimer)
        {
            var timerCount = 0;
            long nextNotification = 0;

            var microStopwatch = new MicroStopwatch();
            microStopwatch.Start();

            while (!stopTimer)
            {
                var callbackFunctionExecutionTime = microStopwatch.ElapsedMicroseconds - nextNotification;

                var timerIntervalInMicroSecCurrent = Interlocked.Read(ref timerIntervalInMicroSec);
                var ignoreEventIfLateByCurrent = Interlocked.Read(ref ignoreEventIfLateBy);

                nextNotification += timerIntervalInMicroSecCurrent;
                timerCount++;
                long elapsedMicroseconds;

                while ((elapsedMicroseconds = microStopwatch.ElapsedMicroseconds) < nextNotification)
                {
                    Thread.SpinWait(10);
                }

                var timerLateBy = elapsedMicroseconds - nextNotification;

                if (timerLateBy >= ignoreEventIfLateByCurrent)
                {
                    continue;
                }

                var microTimerEventArgs = new MicroTimerEventArgs(timerCount, elapsedMicroseconds, timerLateBy, callbackFunctionExecutionTime);
                MicroTimerElapsed(this, microTimerEventArgs);
            }

            microStopwatch.Stop();
        }