[vtkusers] vtkInteractorStyleTrackballCamera zoom stops zooming?

[David Doria]

On Tue, Dec 15, 2009 at 11:54 AM, Dominik Szczerba <dominik at itis.ethz.ch> wrote:
> I think this might have to do with the focal point. Try setting it to the
> object center.

That's the problem- I don't know where this object is ahead of time.
The scene loads in a very zoomed out view, I manually locate the
object, then when I go to zoom in, I can't zoom far enough. How would
I set the focal point at this point?

Thanks,

David