Use the slider bar to control the position of the
slice along the longest diagonal.
Click and drag using the mouse to rotate the image.
Put the slider bar at 1/4.
Rotate the cube and see the red slice.
Put the slider bar close to the center. Rotate the cube and observe the red slice.
Now align the image so it looks like a square Then use the slice scrollbar to see the intersections.
This is a figure rotation programmed by David Akers <David_Akers@brown.edu>