[vtkusers] 'grouping' actors for interaction?

[Perryn Fowler]

worked like a charm, thanks!


On Fri, Sep 6, 2013 at 8:36 PM, David Doria <daviddoria at gmail.com> wrote:

> On Thu, Sep 5, 2013 at 11:50 PM, Perryn Fowler <pezlists at gmail.com> wrote:
> > Hello,
> >
> > I am working on a visualisation that involves rendering the same volume
> > twice with different opacity and colour settings. This allows us to show
> one
> > way of looking at the volume data 'overlaid' with another way.
> >
> > The only problem is that in 'actor' mode, the interactor allows/forces
> you
> > to interact with the volumes independently. So, if you rotate, only one
> of
> > our 'views' rotates.
> >
> > Is there a way of 'grouping' actors for interaction so that they would
> > rotate together?
> >
> > Failing that, is there a better way of obtaining the effect we want
> without
> > rendering two volumes?
> >
> > cheers
> > Perryn
>
> I'm not sure if it will work with volumes, but have you tried an Assembly?
>
> http://www.cmake.org/Wiki/VTK/Examples/Cxx/Interaction/Assembly
>
> David
>



-- 
-----------------------
Perryn Fowler
ThoughtWorks
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