public static extern LEAP_VECTOR LeapPixelToRectilinear(IntPtr hConnection, eLeapPerspectiveType camera, LEAP_VECTOR pixel);
public static extern LEAP_VECTOR LeapRectilinearToPixel(IntPtr hConnection, eLeapPerspectiveType camera, LEAP_VECTOR rectilinear);
public static extern LEAP_VECTOR LeapRectilinearToPixelEx(IntPtr hConnection, IntPtr hDevice, eLeapPerspectiveType camera, eLeapCameraCalibrationType calibrationType, LEAP_VECTOR rectilinear);