[Paraview] 3D widget in branded app panel?

[Utkarsh Ayachit]

David,

I believe you're missing a pq3DWIdget::select() call after the showWigdte().

On Mon, Nov 9, 2015 at 10:15 AM, David Thompson
<david.thompson at kitware.com> wrote:
> Hi all,
>
> I need to add some 3D widgets to a custom ParaView application. I've succeeded in creating a pqImplicitPlaneWidget and pqSphereWidget and adding their Qt widgets to the UI. However, the 3D widget never appears in the render view; the plane/sphere show up, but not the widgets. It's unclear from the documentation/code what proxy I should pass to the widget constructors for the "controlled" proxy. This is what I'm currently doing:
>
>   pqServer* server = paraViewApp->getActiveServer();
>   pqObjectBuilder* builder = paraViewApp->getObjectBuilder();
>   QPointer<pqPipelineSource> source =
>     builder->createSource("sources", "PlaneSource", server);
>   vtkSMProxy* ctrlProxy = source->getProxy();
>   vtkSMProxy* refProxy = ...; // proxy of the pqPipelineSource whose bounds should be used by the widget
>   pq3DWidget* pvwidget = new pqImplicitPlaneWidget(refProxy, ctrlProxy);
>   pqActiveObjects& actives(pqActiveObjects::instance());
>   pvwidget->setView(actives.activeView());
>   pqDataRepresentation* rep =
>     builder->createDataRepresentation(
>       source->getOutputPort(0), actives.activeView())
>   panelLayout->addWidget(pvwidget);
>   pvwidget->showWidget();
>
> I've even tried
>
>   double bds[6] = { -85, 85, -202, -34, -216, -47 };
>   pvwidget->resetBounds(bds);
>
> to fix the bounds to something meaningful, but this has no effect.
>
> Any hints would be useful.
>
>         Thanks,
>         David
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