// Add a finger based on index, or return the existing one
private void AddFinger(int index, Vector2 screenPosition, float pressure)
{
var finger = FindFinger(index);
// No finger found?
if (finger == null)
{
var inactiveIndex = FindInactiveFingerIndex(index);
// Use inactive finger?
if (inactiveIndex >= 0)
{
finger = InactiveFingers[inactiveIndex]; InactiveFingers.RemoveAt(inactiveIndex);
// Inactive for too long?
if (finger.Age > TapThreshold)
{
finger.TapCount = 0;
}
// Reset values
finger.Age = 0.0f;
finger.Set = false;
finger.LastSet = false;
finger.Tap = false;
finger.Swipe = false;
}
// Create new finger?
else
{
finger = new LeanFinger();
finger.Index = index;
}
finger.StartScreenPosition = screenPosition;
finger.LastScreenPosition = screenPosition;
finger.LastPressure = pressure;
finger.StartedOverGui = PointOverGui(screenPosition);
Fingers.Add(finger);
}
finger.Set = true;
finger.ScreenPosition = screenPosition;
finger.Pressure = pressure;
// Record?
if (RecordFingers == true)
{
// Too many snapshots?
if (RecordLimit > 0.0f)
{
if (finger.SnapshotDuration > RecordLimit)
{
var removeCount = LeanSnapshot.GetLowerIndex(finger.Snapshots, finger.Age - RecordLimit);
finger.ClearSnapshots(removeCount);
}
}
// Record snapshot?
if (RecordThreshold > 0.0f)
{
if (finger.Snapshots.Count == 0 || finger.LastSnapshotScreenDelta.magnitude >= RecordThreshold)
{
finger.RecordSnapshot();
}
}
else
{
finger.RecordSnapshot();
}
}
}
// Add a finger based on index, or return the existing one
private LeanFinger AddFinger(int index, Vector2 screenPosition, float pressure, bool set)
{
var finger = FindFinger(index);
// No finger found?
if (finger == null)
{
// If a finger goes up but hasn't been registered yet then it will mess up the event flow, so skip it (this shouldn't normally occur).
if (set == false)
{
return(null);
}
var inactiveIndex = FindInactiveFingerIndex(index);
// Use inactive finger?
if (inactiveIndex >= 0)
{
finger = InactiveFingers[inactiveIndex]; InactiveFingers.RemoveAt(inactiveIndex);
// Inactive for too long?
if (finger.Age > TapThreshold)
{
finger.TapCount = 0;
}
// Reset values
finger.Age = 0.0f;
finger.Old = false;
finger.Set = false;
finger.LastSet = false;
finger.Tap = false;
finger.Swipe = false;
finger.Expired = false;
}
else
{
#if LEAN_ALLOW_RECLAIM
// Before we create a new finger, try reclaiming one in case the finger ID was given incorrectly
finger = ReclaimFinger(index, screenPosition);
#endif
// Create new finger?
if (finger == null)
{
finger = new LeanFinger();
finger.Index = index;
}
}
finger.StartScreenPosition = screenPosition;
finger.LastScreenPosition = screenPosition;
finger.LastPressure = pressure;
finger.StartedOverGui = PointOverGui(screenPosition);
Fingers.Add(finger);
}
finger.Set = set;
finger.ScreenPosition = screenPosition;
finger.Pressure = pressure;
// Record?
if (RecordFingers == true)
{
// Too many snapshots?
if (RecordLimit > 0.0f)
{
if (finger.SnapshotDuration > RecordLimit)
{
var removeCount = LeanSnapshot.GetLowerIndex(finger.Snapshots, finger.Age - RecordLimit);
finger.ClearSnapshots(removeCount);
}
}
// Record snapshot?
if (RecordThreshold > 0.0f)
{
if (finger.Snapshots.Count == 0 || finger.LastSnapshotScreenDelta.magnitude >= RecordThreshold)
{
finger.RecordSnapshot();
}
}
else
{
finger.RecordSnapshot();
}
}
return(finger);
}
