public void MakePrediction(ARFaceAnchor faceAnchor)
{
if (testingDot == null)
{
return;
}
var gaze = GazePredictionInput.FromAnchor(faceAnchor, motionManager.DeviceMotion.Attitude);
try
{
var yPrediction = yModel.GetPrediction(gaze, out NSError yPredictionError);
var yResult = yPrediction.GetFeatureValue("yPoint").DoubleValue;
var xPrediction = xModel.GetPrediction(gaze, out NSError xPredictionError);
var xResult = xPrediction.GetFeatureValue("xPoint").DoubleValue;
System.Console.WriteLine($"Prediction is: ({xResult}, {yResult}");
testingDot.Position = new CGPoint(xResult, yResult);
}
catch (Exception ex)
{
System.Console.WriteLine(ex);
}
}
public static GazePredictionInput FromAnchor(ARFaceAnchor faceAnchor, CMAttitude attitude)
{
var snapshot = new GazePredictionInput();
snapshot.SetAttitude(attitude);
snapshot.SetTransform(faceAnchor.Transform);
snapshot.SetBlendingShapes(faceAnchor.BlendShapes);
return(snapshot);
}