[vtkusers] Rendering more than one actor problem

[Ken Martin]

Just guessing I would say a bug in append filter where it does not mark
modified arrays as modified in some cases. By deleting the append filter it
forced the creation of new arrays which causes the rendering to redraw
correctly.

On Thu, Mar 15, 2018 at 4:28 PM, ZACK <chihebz at hotmail.com> wrote:

> Hi Ken,
>
> Thanks.
>
> Ken, let me ask you another question please, it might help me solving my
> empty rendering window.
>
> I notice when I animate my vtkAppendFilter in a continuous loop it works
> fine in old vtk version but in the new version, it will animate only one
> loop then the render window becomes empty like when I render two actors. I
> tried to zoom to fit but no luck.
>
> What is interesting is in new vtk if in each animation step I delete the
> filter and recreate the scene again, it will loop without a problem and the
> model is always visible in the render window!!
>
> it looks like that vtkAppendFilter get corrupted after finishing one loop
> witch it causes the model to disappear from the render window!! any clue
> why
> this behaviour in new vtk?
>
> Regards
>
>
>
> --
> Sent from: http://vtk.1045678.n5.nabble.com/VTK-Users-f1224199.html
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at http://www.kitware.com/
> opensource/opensource.html
>
> Please keep messages on-topic and check the VTK FAQ at:
> http://www.vtk.org/Wiki/VTK_FAQ
>
> Search the list archives at: http://markmail.org/search/?q=vtkusers
>
> Follow this link to subscribe/unsubscribe:
> https://vtk.org/mailman/listinfo/vtkusers
>



-- 
Ken Martin PhD
Distinguished Engineer
Kitware Inc.
28 Corporate Drive
Clifton Park NY 12065

This communication, including all attachments, contains confidential and
legally privileged information, and it is intended only for the use of the
addressee.  Access to this email by anyone else is unauthorized. If you are
not the intended recipient, any disclosure, copying, distribution or any
action taken in reliance on it is prohibited and may be unlawful. If you
received this communication in error please notify us immediately and
destroy the original message.  Thank you.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://vtk.org/pipermail/vtkusers/attachments/20180315/ab52838d/attachment.html>