These sliders control the rotation of the camera in rview to the right, left, up, and down. Roll adjusts rotation to the right or left around a horizontal axis perpendicular to the view plane, of the current view. Moving the slider up will roll the camera to the right, moving it down will roll the camera to the left. Pitch adjusts rotation up and down around a horizontal axis parallel to the view plane. Moving the slider up will rotate the camera forward/up and moving the slider down will rotate the camera forward/down.
Figure 6. The Roll Pitch Bar
