public void StartTracking(OnFrameReady frameReadyDelegate)
{
_stop = false;
_tracker = new Thread(delegate()
{
HighPerformanceTimer hpt = new HighPerformanceTimer();
int i = 0;
hpt.Start();
while (!_stop)
{
if (i++ == 200)
{
//Console.WriteLine("Tracker FPS: " + 200.0 / HPT.Stop());
i = 0;
hpt.Start();
}
OptiTrackNativeWrapper.TT_Update();
frameReadyDelegate(BuildFrame());
Thread.Sleep(15);
}
});
_tracker.Start();
}
public bool Init(String path)
{
int a = OptiTrackNativeWrapper.TT_Initialize();
int b = OptiTrackNativeWrapper.TT_LoadProject(path);
Console.WriteLine("a:" + a + ", b:" + b);
if (a + b != 0)
{
// breakpoint
}
return(a + b == 0);
}
private Frame BuildFrame()
{
Frame frame = new Frame(OptiTrackNativeWrapper.TT_FrameMarkerCount(), OptiTrackNativeWrapper.TT_TrackableCount());
for (int i = 0; i < OptiTrackNativeWrapper.TT_FrameMarkerCount(); i++)
{
frame.Markers[i] = new Marker(
OptiTrackNativeWrapper.TT_FrameMarkerX(i),
OptiTrackNativeWrapper.TT_FrameMarkerY(i),
OptiTrackNativeWrapper.TT_FrameMarkerZ(i))
{
BoundToTrackable = null
};
}
for (int i = 0; i < OptiTrackNativeWrapper.TT_TrackableCount(); i++)
{
Trackable t = new Trackable
{
IsTracked = OptiTrackNativeWrapper.TT_IsTrackableTracked(i),
Id = OptiTrackNativeWrapper.TT_TrackableID(i)
};
if (t.IsTracked)
{
OptiTrackNativeWrapper.TT_TrackableLocation(i, out t.X, out t.Y, out t.Z, out t.Qx, out t.Qy, out t.Qz, out t.Qw,
out t.Pitch, out t.Yaw, out t.Roll);
if (_lastFrame != null)
{
if (_lastFrame.Trackables[i].IsAlmostSameCoordinates(t))
{
t.IsTracked = false;
}
}
/*for (int j = 0; j < OptiTrackNativeWrapper.TT_TrackableMarkerCount(i); j++)
* {
* float markerRadius = trackableMarker(i, j);
*
* frame.markers[boundTrackable(frame, markerRadius,t)].boundToTrackable = t;
* }*/
}
frame.Trackables[i] = t;
}
_lastFrame = frame;
return(frame);
}
/*private float trackableMarker(int trackableId, int markerId)
* {
* Marker tempMarker = new Marker(0, 0, 0);
*
* OptiTrackNativeWrapper.TT_TrackableMarker(trackableId, markerId, out tempMarker.x, out tempMarker.y, out tempMarker.z);
*
* float markerRadius = (float)Math.Pow(((float)Math.Pow(tempMarker.x, 2.00) + (float)Math.Pow(tempMarker.y, 2.00) + (float)Math.Pow(tempMarker.z, 2.00)),0.50);
* markerRadius += (float)0.01;
*
* return markerRadius;
* }
*
* private int boundTrackable(Frame frame, float markerRadius, Trackable trackable)
* {
* List<float> distanceValues = new List<float>();
*
* for (int k = 0; k < frame.markers.Count(); k++)
* distanceValues.Add((float)Math.Pow(((float)Math.Pow(trackable.x - frame.markers[k].x, 2.00) + (float)Math.Pow(trackable.y - frame.markers[k].y, 2.00) + (float)Math.Pow(trackable.z - frame.markers[k].z, 2.00)),0.50));
*
* float minimumDistance = markerRadius;
*
* int boundMarkerId = 0;
*
* for (int i = 0; i < distanceValues.Count; ++i)
* {
*
* if (distanceValues[i] <= minimumDistance)
* {
* minimumDistance = distanceValues[i];
* boundMarkerId = i;
* }
* }
*
* return boundMarkerId;
* }*/
public void StopTracking()
{
_stop = true;
OptiTrackNativeWrapper.TT_Shutdown();
}