What you want is the ProjectionControl.setMatrix() method.
Check out Test57 in visad/examples for a demonstration.
At 02:34 PM 10/31/2002, you wrote:
>Is it possible to change the orientation of a 3D display programatically? I
>want the user, for example, to be able to view just the xy face of a 3D plot
>(or any other face as well). I also want the user to be able specify the
>orientation of the plot axes in 3-space and add the ability to wobble or rock
>a plot. I have been poking around in the VisAD JavaDoc but haven't found
>anything that seem to do this. TIA