Move the setting of the camera horizontal field of view to after the realize() to avoid the CameraGroup's Lens be set when its NULL.
Move the setting of the camera horizontal field of view to after the realize()
to avoid the CameraGroup's Lens be set when its NULL.


git-svn-id: 23b6355f2bb369032457de4eb5f713ee134f73a8@3511 16af8721-9629-0410-8352-f15c8da7e697

joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg,joevandyk/osg