[vtkusers] Displaying graphs side by side

[Clinton Stimpson]

On Tuesday, August 17, 2010 02:12:34 pm David Doria wrote:
> On Tue, Aug 17, 2010 at 2:45 PM, Clinton Stimpson <clinton at elemtech.com> 
wrote:
> > On Tuesday, August 17, 2010 12:19:18 pm David Doria wrote:
> >> On Tue, Aug 17, 2010 at 2:05 PM, Eric E. Monson <emonson at cs.duke.edu> 
wrote:
> >> > I really think you'll need to create two vtkGraphLayoutView instances,
> >> > and try to replace their render windows with your own single one, and
> >> > grab their renderers and set their viewports (and even then it might
> >> > now work).
> >> > 
> >> > -Eric
> >> 
> >> Hmm getting very close...
> >> 
> >> I also had to create an interactor and use
> >> vtkGraphLayoutView::SetInteractor (or you'd have to call
> >> GetInteractor()->Start() twice, which didn't make sense)
> >> 
> >> The latest attempt is here:
> >> http://www.vtk.org/Wiki/VTK/Examples/Cxx/Graphs/SideBySideGraphs
> >> 
> >> it looks like it actually displays the graphs correctly, but it
> >> crashes right away.
> >> 
> >> Thoughts?
> > 
> > vtkRenderView.cxx needs modifications to fix some issues with this test
> > app. See attached patch.
> > 
> > Clint
> 
> @Eric
> Interesting that it works in Python... I don't know what to think about
> that.
> 
> You're right about the points- I had just added them when doing the
> standard (non vtkGraphLayoutView) pipeline and I forgot to remove them
> when we switched back to this.
> 
> @Clinton
> I applied your patch but now I don't even see the correct graphs
> before it crashes - rather just a white window (and it still crashes).

Try the files I've attached here.  The patch still needs a bit of work to be 
"correct" but at least it got my build of the app working.

Clint
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