/** Returns current device orientation.
*/
int getDeviceOrientation()
{
int devOrientation;
//Device orientation is obtained in AndroidCameraPlugin so we only need information about whether orientation is changed
#if UNITY_ANDROID && !UNITY_EDITOR
int oldWidth = ImageWidth;
int oldHeight = ImageHeight;
VisageTrackerNative._getCameraInfo(out Focus, out ImageWidth, out ImageHeight);
if ((oldWidth != ImageWidth || oldHeight != ImageHeight) && ImageWidth != 0 && ImageHeight != 0 && oldWidth != 0 && oldHeight != 0)
{
devOrientation = (Orientation == 1) ? 0:1;
}
else
{
devOrientation = Orientation;
}
#else
if (Input.deviceOrientation == DeviceOrientation.Portrait)
{
devOrientation = 0;
}
else if (Input.deviceOrientation == DeviceOrientation.PortraitUpsideDown)
{
devOrientation = 2;
}
else if (Input.deviceOrientation == DeviceOrientation.LandscapeLeft)
{
devOrientation = 3;
}
else if (Input.deviceOrientation == DeviceOrientation.LandscapeRight)
{
devOrientation = 1;
}
else if (Input.deviceOrientation == DeviceOrientation.FaceUp)
{
devOrientation = Orientation;
}
else
{
devOrientation = 0;
}
#endif
return(devOrientation);
}
void GetCameraInfo()
{
#if (UNITY_IPHONE) && UNITY_EDITOR
return;
#endif
VisageTrackerNative._getCameraInfo(out Focus, out ImageWidth, out ImageHeight);
#if UNITY_ANDROID && !UNITY_EDITOR
if (ImageWidth == 0 || ImageHeight == 0)
{
return;
}
#endif
if (setCameraFieldOfView)
{
// set camera field of view
float aspect = ImageWidth / (float)ImageHeight;
float yRange = (ImageWidth > ImageHeight) ? 1.0f : 1.0f / aspect;
Camera.main.fieldOfView = Mathf.Rad2Deg * 2.0f * Mathf.Atan(yRange / Focus);
}
}