[Paraview] WG: save filter result

[Andy Bauer]

Use the Pass Arrays filter to get avoid passing unwanted arrays through the
pipeline (i.e. after the gradient filter) and then save the output from the
Pass Arrays filter.

On Mon, Sep 26, 2016 at 12:08 PM, Zenker, Dr. Matthias <
Matthias.Zenker at erbe-med.com> wrote:

>
>
> Hi Andy,
>
>
>
> thank you for the quick reply!
>
> When I highlight the slice filter, I can just save the slice indeed, so
> this solves a part of my problem.
>
> But I would also like to save the calculated gradient for the whole 3D
> dataset, and cannot manage to do it the same way: If I highlight the
> calculator and do Save Data, ParaView saves everything, not just the
> calculator result. What can I do to just save the calculator result?
>
>
>
> Thank you,
>
>
>
> Matthias
>
>
>
>
>
> *Von:* Andy Bauer [mailto:andy.bauer at kitware.com <andy.bauer at kitware.com>]
>
> *Gesendet:* Montag, 26. September 2016 15:22
> *An:* Zenker, Dr. Matthias
> *Cc:* paraview at paraview.org
> *Betreff:* Re: [Paraview] save filter result
>
>
>
> Do you have the Slice filter highlighted in the GUI when you save the data
> set? That's the proper way to just save out the results from that filter
> and not the others. Also, you can use the Pass Arrays filter to selectively
> choose which arrays you want to pass through the pipeline.
>
>
>
> On Mon, Sep 26, 2016 at 9:11 AM, Zenker, Dr. Matthias <
> Matthias.Zenker at erbe-med.com> wrote:
>
> Hi,
>
>
>
> I want to visualize the gradient of a potential, calculated in 3D, on a
> slice, with some coputours. My workflow is:
>
>
>
> ·         Open dataset (vtu),
>
> ·         apply “gradient of unstructured dataset” filter,
>
> ·         apply calculator to compute the magnitude of the gradient,
>
> ·         apply slice filter,
>
> ·         apply contour filter.
>
> Since it takes some time to calculate gradient, magnitude and extract the
> slice, I would like to save the result in a file so that I can open it
> instantaneously later. How do I do that? If I just use “save data”,
> ParaView saves all the data, including the initial potential values, which
> gives a huge file. Is there a way to just save the result of the
> calculator, or better, of the slice filter?
>
> I have tried with the extract selection filter, but I seem not to manage
> to extract the results I want. How can I do that?
>
>
>
> Thanks for a hint,
>
>
>
> Matthias
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> Erbe Elektromedizin GmbH Firmensitz: 72072 Tuebingen Geschaeftsfuehrer:
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