zoom in Parallel projections? Impossible. Try scaling. The definition of
parallel projection does not allow zoom.
On Sun, 21 Nov 1999, Andy Wilkinson wrote:
> > try lookAt() of TransformGroup of the view.
> > all you need is to increase the distance
> > between the eyepoint and the target point.
> >
> > -hai
>
> I have already tried modifying the transform group to translate the view
> point towards/away from the centre of the scene, as this is how I have
> implemented the zoom functionality in a perspective view. However, as far as
> I can tell this technique doesn't work with parallel projection.
>
> Andy
>
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