public double DistanceTo(Gesture other)
{
double[] current = new double[other.Count];
double[] previous = new double[other.Count];
current[0] = 2 * localDist(data[0], other.data[0]);
for (int j = 1; j < other.Count; j++)
current[j] = current[j - 1] + localDist(data[0], other.data[j]);
for (int i = 1; i < data.Count; i++)
{
{ double[] aux = current; current = previous; previous = aux; }
current[0] = previous[0] + localDist(data[i], other.data[0]);
for (int j = 1; j < other.data.Count; j++)
{
double d = localDist(data[i], other.data[j]);
current[j] = Math.Min(Math.Min(current[j - 1], previous[j]), previous[j - 1] + d) + d;
}
}
return current[other.data.Count - 1] / (data.Count + other.data.Count);
}
public void OnGestureCaptured(Gesture gesture)
{
if (Prototypes.Count == 0) return;
double mindist = double.MaxValue;
Gesture bestGesture = null;
foreach (var g in Prototypes)
{
double distance = gesture.DistanceTo(g);
if (distance < mindist)
{
mindist = distance;
bestGesture = g;
}
}
if (GestureRecognized != null)
GestureRecognized(bestGesture.Name);
}
public void OnWiimoteChanged(WiimoteState state)
{
bool buttonBpressed = state.ButtonState.B;
Point3F sample = state.AccelState.Values;
if (buttonBpressedOld)
{
if (buttonBpressed)
gesture.AddSample(new double[] { sample.X, sample.Y, sample.Z });
else if (GestureCaptured != null)
GestureCaptured(gesture);
}
else
{
if (buttonBpressed)
gesture = new Gesture();
else
; //Nada
}
buttonBpressedOld = buttonBpressed;
}
public void AddPrototype(Gesture gesture)
{
Prototypes.Add(gesture);
}
void gc_GestureCaptured(Gesture gesture)
{
gestureRecognizer.OnGestureCaptured(gesture);
}