Tobii Pro SDK sample for scanning for an X120

sample.cs

using Tobii.Research;

EventHandler<GazeDataEventArgs> OnGazeReceived()
{
    return (_, args) =>
    {
        Console.WriteLine($"{args.SystemTimeStamp}: "+
                          $"x={args.LeftEye.GazePoint.PositionOnDisplayArea.X} "+
                          $"y={args.LeftEye.GazePoint.PositionOnDisplayArea.X}");
    };
}

IEyeTracker? FindTracker(string s)
{
    var trackers = EyeTrackingOperations.FindAllEyeTrackers();
    foreach (var tracker in trackers)
        Console.WriteLine($"Tracker found: {tracker.Model}: {tracker.SerialNumber}");
    return trackers.FirstOrDefault(t=>t.Model.Contains(s));
}

var expectedModel = "X120";

var eyeTracker = FindTracker(expectedModel);
while (eyeTracker == null)
{
    Console.WriteLine("Not found yet");
    Thread.Sleep(1000);
    eyeTracker = FindTracker(expectedModel);
}

eyeTracker.GazeDataReceived += OnGazeReceived();

Thread.Sleep(TimeSpan.FromSeconds(5));

eyeTracker.GazeDataReceived -= OnGazeReceived();