private void NewGazePoint(object sender, GazePointEventArgs gazePointEventArgs)
{
const double screenExtensionFactor = 0;
var screenExtensionX = _host.ScreenBounds.Value.Width * screenExtensionFactor;
var screenExtensionY = _host.ScreenBounds.Value.Height * screenExtensionFactor;
var gazePointX = gazePointEventArgs.X + screenExtensionX / 2;
var gazePointY = gazePointEventArgs.Y + screenExtensionY / 2;
var screenWidth = _host.ScreenBounds.Value.Width + screenExtensionX;
var screenHeight = _host.ScreenBounds.Value.Height + screenExtensionY;
if (screenHeight > 0)
{
_aspectRatio = screenWidth / screenHeight;
}
var normalizedGazePointX = (float)Math.Min(Math.Max((gazePointX / screenWidth), 0.0), 1.0);
var normalizedGazePointY = (float)Math.Min(Math.Max((gazePointY / screenHeight), 0.0), 1.0);
var normalizedCenterDeltaX = (normalizedGazePointX - 0.5f) * 2.0f;
var normalizedCenterDeltaY = (normalizedGazePointY - 0.5f) * 2.0f;
if (float.IsNaN(normalizedCenterDeltaX) || float.IsNaN(normalizedCenterDeltaY))
{
return;
}
_lastNormalizedCenterDelta = new Vector2(normalizedCenterDeltaX, normalizedCenterDeltaY);
_debugGazeVisualization.Move(_lastNormalizedCenterDelta);
_lastGazeTime = DateTime.UtcNow;
}
public void MoveCrosshair(Vector2 screenCoords)
{
var uiWidth = UI.WIDTH;
var uiHeight = UI.HEIGHT;
var crosshairPosition = new Vector2(uiWidth * 0.5f + screenCoords.X * uiWidth * 0.5f, uiHeight * 0.5f + screenCoords.Y * uiHeight * 0.5f);
const float w = 1; //Filtering is done earlier 0.6f;
_crosshairPosition = new Vector2(_crosshairPosition.X + (crosshairPosition.X - _crosshairPosition.X) * w,
_crosshairPosition.Y + (crosshairPosition.Y - _crosshairPosition.Y) * w);
_dotCrosshair.Move(_crosshairPosition);
_missileLockCrosshair.Move(_crosshairPosition);
}
