public void TimerAccuracy(float interval, float duration)
{
// Skip test when running on Github CI due to high variance in timer latency.
if (Environment.GetEnvironmentVariable("CI") is "true")
{
return;
}
var expectedFires = (int)(interval * 1000 / interval * duration);
var timer = DesktopInterop.Timer;
var list = new List <double>(expectedFires);
var watch = new HPETDeltaStopwatch(true);
timer.Interval = interval;
timer.Elapsed += () =>
{
list.Add(watch.Restart().TotalMilliseconds);
};
timer.Start();
Thread.Sleep(TimeSpan.FromSeconds(duration));
timer.Stop();
// Windows timers are not guaranteed to stop immediately
Thread.Sleep(TimeSpan.FromMilliseconds(50));
var average = list.Average();
var intervalTolerance = interval * TOLERANCE;
var minimum = interval - intervalTolerance;
var maximum = interval + intervalTolerance;
var withinTolerance = (average > minimum) && (average < maximum);
Assert.True(withinTolerance);
}
public Vector2 Filter(Vector2 target)
{
Vector2 direction = target - cursor;
float distToMove = SampleRadialCurve(direction.Length());
direction = Vector2.Normalize(direction);
cursor = cursor + Vector2.Multiply(direction, distToMove);
// Catch NaNs and pen redetection
if (!(float.IsFinite(cursor.X) & float.IsFinite(cursor.Y) & stopwatch.Restart().TotalMilliseconds < 50))
{
cursor = target;
}
return(cursor);
}
public IDeviceReport Debounce(IDeviceReport input)
{
if (input is ITabletReport tabletReport)
{
if (!Drop_excess)
{
if (tabletReport.Pressure < Pressure_threshold)
//pressure less than threshold
{
if (debounceStopwatch.Elapsed.TotalMilliseconds <= Debounce_timer)
//pressure less than threshold and elapsed time less than or equal to debounce timer
{
tabletReport.Pressure = last_pressure;
return(input);
}
else
//pressure less than threshold and elapsed time greater than debounce timer
{
debounceStopwatch.Restart();
last_pressure = tabletReport.Pressure;
return(input);
}
}
else
//pressure greater than threshold
{
if (!Disable_timer)
{
debounceStopwatch.Restart();
}
last_pressure = tabletReport.Pressure;
return(input);
}
}
else
{
if (tabletReport.Pressure > Pressure_threshold)
//pressure greater than thereshold
{
if (debounceStopwatch.Elapsed.TotalMilliseconds <= Debounce_timer)
//pressure greater than threshold and elapsed time less than or equal to debounce timer
{
if (last_pressure < Pressure_threshold)
//pressure greater than threshold, elapsed time less than or equal to debounce timer, and last pressure less than threshold
{
if (!Disable_timer)
{
debounceStopwatch.Restart();
}
tabletReport.Pressure = 0;
return(input);
}
else
//pressure greater than threshold, elapsed time less than or equal to debounce timer, and last pressure greater or equal to threshold
{
return(input);
}
}
else
//pressure greater than threshold and elapsed time greater than debounce timer
{
last_pressure = tabletReport.Pressure;
debounceStopwatch.Restart();
return(input);
}
}
else
//pressure less than threshold
{
last_pressure = tabletReport.Pressure;
return(input);
}
}
}
else
{
return(input);
}
}