[Users] Lines between black hole surfaces in Visit

[Chris Stevens]

Hi Roland,

that works perfectly.

I attach the first surface01 .vtk file, which has this weird effect.

The simulation that output it was from the example GW150914.

Cheers,

Chris

On Tue, 2 Feb 2021 at 14:46, Roland Haas <rhaas at illinois.edu> wrote:

> Hello Chris,
>
> odd. So not such much lines in between but rather that only 1/2 of the
> sphere is shown and each sphere has some strange protrusion to the
> origin.
>
> With the data for the gallery example (see
> https://zenodo.org/record/155394) I can visualize a sphere fine using
> VisIt 3.1.0 on a Linux box.
>
> Attached please find a snapshot. The data file and VisIt session file
> (too big to attach) are here:
>
> https://paste.c-net.org/HooperTawdry
>
> Can you check that you can visualize those files?
>
> Yours,
> Roland
>
> > Hi Roland,
> >
> > Thanks for the lightning fast response.
> >
> > I attach some pictures to show you the issue. I am following this
> tutorial.
> >
> > Cheers,
> >
> > Chris
> >
> >
> > On Tue, 2 Feb 2021 at 13:54, Roland Haas <rhaas at illinois.edu> wrote:
> >
> > > Hello Chris,
> > >
> > > > I have imported the surface .vtk objects for the two black holes.
> When I
> > > > add meshes for them they appear correctly but are connected, rather
> than
> > > > two separate entities. If this doesn't make sense I will attach a
> picture
> > > > in a future email.
> > > >
> > > > Is there a way to get rid of this in Visit?
> > > My guess would be that you need to ensure that each of the sets of vtk
> > > files for each of the black holes is treated by visit as a separate
> > > database.
> > >
> > > Could you attach a sample rendering and maybe a screenshot of your
> > > VisIt window with the data loaded?
> > >
> > > Did you take a look at the visualization tutorial here:
> > >
> > >
> https://urldefense.com/v3/__https://docs.einsteintoolkit.org/et-docs/GW150914_VisIt_Tutorial__;!!DZ3fjg!vsEVhG2nAymBgGMpy2XOTGM-xCcdVRH1NwMzzD2Wwo_oUGP-jboA_0IhPXc2-kgn$
> > >
> > > It shows how to visualize the horizons in the latter part of the
> > > tutorial.
> > >
> > > Yours,
> > > Roland
> > >
> > > --
> > > My email is as private as my paper mail. I therefore support encrypting
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> https://urldefense.com/v3/__http://pgp.mit.edu__;!!DZ3fjg!vsEVhG2nAymBgGMpy2XOTGM-xCcdVRH1NwMzzD2Wwo_oUGP-jboA_0IhPd8UzlTe$
> .
> > >
> >
> >
>
>
> --
> My email is as private as my paper mail. I therefore support encrypting
> and signing email messages. Get my PGP key from http://pgp.mit.edu .
>


-- 

Dr Chris Stevens
Postdoctoral Fellow
Rm 310A
Department of Mathematics and Statistics
University of Otago
Ph: +64 3 479 4567

http://www.chrisdoesmaths.com
http://gravity.otago.ac.nz
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