//  Some basic options
 public MyCameraZoomProperties(MyCamera camera)
 {
     m_camera = camera;
     Update(0.0f);
 }
 void IMyCameraController.ControlCamera(MyCamera currentCamera)
 {
     currentCamera.SetViewMatrix(GetViewMatrix());
 }
 //  Some basic options
 public MyCameraZoomProperties(MyCamera camera)
 {
     m_camera = camera;
     Update(0.0f);
 }