Visualizing the KinectSample FaceLandmarks #184

 // Create a stream of landmarks (points) from the face detector
 var facePoints = new List<Tuple<System.Windows.Point, string, string>>();
 var landmarks = kinectFaceDetector.Faces.Where(faces => faces.Count > 0).Select((List<Microsoft.Psi.Kinect.Face.KinectFace> list) =>
 {
 facePoints.Clear();
 System.Windows.Point pt1 = new System.Windows.Point(
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.EyeLeft].X,
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.EyeLeft].Y);
 facePoints.Add(Tuple.Create(pt1, string.Empty, string.Empty));
 System.Windows.Point pt2 = new System.Windows.Point(
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.EyeRight].X,
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.EyeRight].Y);
 facePoints.Add(Tuple.Create(pt2, string.Empty, string.Empty));
 System.Windows.Point pt3 = new System.Windows.Point(
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.MouthCornerLeft].X,
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.MouthCornerLeft].Y);
 facePoints.Add(Tuple.Create(pt3, string.Empty, string.Empty));
 System.Windows.Point pt4 = new System.Windows.Point(
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.MouthCornerRight].X,
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.MouthCornerRight].Y);
 facePoints.Add(Tuple.Create(pt4, string.Empty, string.Empty));
 System.Windows.Point pt5 = new System.Windows.Point(
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.Nose].X,
 list[0].FacePointsInColorSpace[Microsoft.Kinect.Face.FacePointType.Nose].Y);
 facePoints.Add(Tuple.Create(pt5, string.Empty, string.Empty));
 return facePoints;
 });