[vtkusers] VTK actors only appear after camera zoom action by user

Ken Martin ken.martin at kitware.com
Tue Nov 22 14:46:38 EST 2016

After adding the actor try something like


On Mon, Nov 21, 2016 at 1:01 PM, BBerco <bebe0705 at colorado.edu> wrote:

> Dear all,
> I am dealing with an annoying delay in the rendering process. Basically, a
> shape model stored in a vtkPolyData and displayed inside a QVTKWidget
> through the usual mapper/actor chain only shows after a zoom in/out action.
> I was thinking that calling
> *this -> qvtkWidget -> GetRenderWindow() -> Render();*
> after adding the actor to the current renderer was sufficient, but it seems
> I missed something.
> Any thoughts?
> Best,
> Ben
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Ken Martin PhD
Chairman & CFO
Kitware Inc.
28 Corporate Drive
Clifton Park NY 12065
518 371 3971

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