[vtkusers] Magnify Glass

[Gerrick Bivins]

Is there an example/test of this somewhere?
Gerrick

On Thu, Jan 28, 2010 at 7:02 AM, Karthik Krishnan <
karthik.krishnan at kitware.com> wrote:

> yes.. the typical way is to display a zoomed version the image, using
> a second camera on a corner of the renderwindow, usiing a separate
> overlay renderer, or to display it on a separate smaller render
> window.
>
> Having a hovered region over the scene itself will just slow the
> rendering of the scene itself down as you move the cursor and is
> usually not practical.
>
> --
> karthik
>
> On Thu, Jan 28, 2010 at 7:52 AM, Kenneth Porter <shiva at sewingwitch.com>
> wrote:
> > --On Wednesday, January 27, 2010 11:17 PM -0800 circass <
> circass at gmail.com>
> > wrote:
> >
> >> how can i make a magnify glass ?
> >
> > Sounds like you want a second camera.
> >
> >
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