public GazeData(GazeDataValidity validity, EyeGazeData leftEye, EyeGazeData rightEye, long trackerTicks, DateTime timestamp)
: base(timestamp)
{
Validity = validity;
LeftEye = leftEye;
RightEye = rightEye;
TrackerTicks = trackerTicks;
}
public static EyeGazeDataValidity GetRightEyeValidity(this GazeDataValidity validity)
{
var rightEyeValidity = ((byte)(validity & GazeDataValidity.ProbablyRight) >> 2)
| ((byte)(validity & GazeDataValidity.Right) >> 4)
| ((byte)(validity & GazeDataValidity.UnknownWhichOne));
return((EyeGazeDataValidity)rightEyeValidity & EyeGazeDataValidity.AllMask);
}
public GazeData CreateValidData(Point2 gazePoint2d)
{
GazeDataValidity validity = GazeDataValidity.Both;
var timestamp = DateTime.Now;
var dx = _width * gazePoint2d.X;
var dy = _height * gazePoint2d.Y;
var gazePoint3d = _config.DisplayArea.TopLeft + (dx + dy);
var gaze = new GazeData
(
validity,
new EyeGazeData
(
validity.GetLeftEyeValidity(),
gazePoint2d,
gazePoint3d,
_config.EyePosition,
_config.RelativeEyePosition,
_config.PupilDilation
),
new EyeGazeData
(
validity.GetRightEyeValidity(),
gazePoint2d,
gazePoint3d,
_config.EyePosition,
_config.RelativeEyePosition,
_config.PupilDilation
),
timestamp.Ticks / 10,
timestamp
);
return(gaze);
}
public static bool HasRightEye(this GazeDataValidity validity)
{
return((validity & HasRightEyeMask) != GazeDataValidity.None);
}
public static EyeGazeDataValidity GetLeftEyeValidity(this GazeDataValidity validity)
{
return((EyeGazeDataValidity)validity & EyeGazeDataValidity.AllMask);
}
