Vector2 GazeToGameWindow(GazeIO.Sample aSample)
{
return(new Vector2(
aSample.x - Screen.width / 2 - _offset.x,
Screen.height / 2 - (aSample.y - _offset.y)
));
}
// internal methods
void ParseMessage(string aMessage)
{
GazeIO.Sample sample = JsonUtility.FromJson <GazeIO.Sample>(aMessage);
if (sample.isValid)
{
//print($"WS:> sample = {sample.x}, {sample.y}");
UpdateCursorLocation(sample);
return;
}
GazeIO.State state = JsonUtility.FromJson <GazeIO.State>(aMessage);
if (state.isValid)
{
//print($"WS:> status = {state.value}");
UpdateState(state);
return;
}
GazeIO.Device device = JsonUtility.FromJson <GazeIO.Device>(aMessage);
if (device.isValid)
{
//print($"WS:> device name = {device.name}");
UpdateDeviceInfo(device);
return;
}
}
public void MoveTo(GazeIO.Sample aGazePoint)
{
if (_enabled)
{
_image.transform.localPosition = new Vector3(aGazePoint.x - Screen.width / 2, Screen.height / 2 - aGazePoint.y + _correctionY, 0);
}
}
public SampleArgs(ulong aTimestamp, float aX, float aY, float aPupil)
{
sample = new GazeIO.Sample();
sample.type = GazeIO.MessageType.sample;
sample.ts = aTimestamp;
sample.x = aX;
sample.y = aY;
sample.p = aPupil;
}
void UpdateCursorLocation(GazeIO.Sample aSample)
{
Vector2 location = GazeToGameWindow(aSample);
this.location = _smoother.Feed(new RawPoint(aSample.ts, location.x, location.y));
// debug.text = $"S = {aSample.x:N0} {aSample.y:N0}; F = {this.location.x:N0} {this.location.y:N0}";
Sample(this, new EventArgs());
}
void UpdateCursorLocation(GazeIO.Sample aSample)
{
Vector2 location = GazeToGameWindow(aSample);
pointer.anchoredPosition = location;
_location = _smoother.Feed(new RawPoint(aSample.ts, location.x, location.y));
Sample(this, new EventArgs());
}
private void onTobiiData(object sender, GazeIO.Sample sample)
{
lastSample = sample;
UpdateCursorLocation(sample);
}