private void _tracker_BallUpdate(object sender, BallUpdateEventArgs e)
{
if (ObjectMotion == null)
{
return;
}
foreach (GameObject obj in _objects.Where(x => x.ControlledObject == true).ToList())
{
Vector3D motionVector = e.PositionVector - obj.Position;
if (motionVector.Length < this.ControlDeadZone)
{
continue;
}
switch (_game.ControlType)
{
case ControlType.Relative:
if (motionVector.Length > MaxSpeed)
{
motionVector = motionVector * (MaxSpeed / motionVector.Length);
}
obj.Position = obj.Position + motionVector;
ObjectMotion(this, new ObjectEventArgs(obj));
break;
default:
obj.Position = obj.Position + motionVector;
ObjectMotion(this, new ObjectEventArgs(obj));
break;
}
}
if (TrackingUpdateReceived != null)
{
TrackingUpdateReceived(this, new EventArgs());
}
}
void _capture_NewFrame(object sender, NewFrameEventArgs eventArgs)
{
if (!lastFrameProcessed)
{
return;
}
if (!BallTracking(eventArgs.Frame))
{
return;
}
lastFrameProcessed = false;
if (_rectangles.Length > 0 && BallUpdate != null)
{
Rectangle ballRectangle;
var args = new BallUpdateEventArgs();
if (_rectangles.Length > 1)
{
ballRectangle = FindBall();
}
else
{
ballRectangle = _rectangles[0];
}
_blobCenter.X = ballRectangle.X + (ballRectangle.Width / 2);
_blobCenter.Y = ballRectangle.Y + (ballRectangle.Height / 2);
int halfWidth = (int)(.5 * _trackingImage.Width);
int halfHeight = (int)(.5 * _trackingImage.Height);
int Xpct = (int)(100 * (_blobCenter.X - halfWidth) / halfWidth);
int Ypct = (int)(100 * (_blobCenter.Y - halfHeight) / halfHeight);
args.PositionVector = new System.Windows.Media.Media3D.Vector3D()
{
X = Xpct, Y = Ypct, Z = 0
};
if (Xpct < 99 && Ypct < 99 && Xpct > -99 && Ypct > -99)
{// 100% in any direction and we're assuming we've lost the ball
if (_lastUpdate != null)
{
if (Math.Abs((_lastUpdate.PositionVector - args.PositionVector).Length) < OUTLIER_LENGTH)
{
_lastUpdate = args;
BallUpdate(this, args);
_outlier = null;
}
else
{
if (_outlier == null)
{
_outlier = args;
}
else
{
if (_outlier != null && (args.PositionVector - _outlier.PositionVector).Length < OUTLIER_LENGTH)
{
_lastUpdate = args;
BallUpdate(this, args);
_outlier = null;
}
else
{
_outlier = args;
}
}
}
}
else
{
_lastUpdate = args;
BallUpdate(this, args);
}
}
}
lastFrameProcessed = true;
}