[vtkusers] vtkPropAssembly with vtkInteractorStyleTrackballActor behaviour

[Bill Lorensen]

Can you provide a small example that illustrates the problem?

On Sun, Feb 21, 2010 at 10:51 AM, David Doria <daviddoria+vtk at gmail.com> wrote:
> On Fri, Feb 5, 2010 at 10:53 AM, Dean Inglis <dean.inglis at camris.ca> wrote:
>>
>> David D. and I are trying to move vtkAxesActor by
>> pulling the individual actors into a collection and then
>> adding to a vtkPropAssembly.  The idea was to have a
>> vtkRenderWindowInteractor set up with vtkInteractorStyleTrackballActor
>> so that the whole assembly would respond to mouse interaction
>> (scale, translate etc.). However, with this style, the assembly does not
>> get transformed.  Adding an isolated test actor to the renderer shows that
>> the assembly does not respond during mouse interaction even
>> though the test actor does.  Other events like picking (key "p" with
>> mouse click) or switching from wireframe (key "w") to solid (key "s")
>> work for the test actor but not the assembly.  Can someone
>> explain why the behavior is different for a single actor vs an assembly?
>>
>> Dean
>>
>
> Anyone have any more clues for us?
> Thanks,
>
> David
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