[yt-users] export_obj function for Blender3D

[Naiman, Jill]

Hi Kyriaki,

On Wed, Dec 17, 2014 at 7:00 PM, Dionysopoulou K. <
K.Dionysopoulou at soton.ac.uk> wrote:
>
> Hi Nathan and Jill,
>
> thanks for your very quick response. I will wait for the modifications to
> the export_obj function then.
> On another matter, how easy would it be to pass volume renderings to
> sketchfab instead of the isosurfaces? What I have in mind is something
> similar to this
>
> http://vimeo.com/104706172
>
> but for uniform_grid data. This would be very useful when producing movies
> of volume renderings.
>
>
As far as I know, sketchfab only renders surfaces, while volume renderings
would be a different rendering process in WebGL.  It would be cool if they
started though!


> Thanks once again,
>
> Kyriaki Dionysopoulou
> =======================================================
> Mathematical Sciences
> University of Southampton
> Southampton, SO17 1BJ, UK
> K.Dionysopoulou at soton.ac.uk<mailto:K.Dionysopoulou at soton.ac.uk>
>
> On 17 Dec 2014, at 23:30, Nathan Goldbaum <nathan12343 at gmail.com<mailto:
> nathan12343 at gmail.com>> wrote:
>
>
>
> On Wed Dec 17 2014 at 3:29:49 PM Naiman, Jill <jill.naiman at cfa.harvard.edu
> <mailto:jill.naiman at cfa.harvard.edu>> wrote:
> Hi Kyriaki,
>
> The export_obj needs to be updated, I've got a fixed copy I've been
> meaning to push to the repository, so maybe I should just get on that!
>
> Other folks - let me know if someone should first file a bug report, or if
> I should just fix & push.
>
> If you will get the fix out in the next couple of days, there's probably
> no need to file an issue.  If it will take a while, it's nice to have a bug
> that we can reference if people ask questions about it in the future.
>
>
> Cheers,
> -Jill
>
> On Wed, Dec 17, 2014 at 6:01 PM, Dionysopoulou K. <
> K.Dionysopoulou at soton.ac.uk<mailto:K.Dionysopoulou at soton.ac.uk>> wrote:
> Dear all,
>
> I am trying to use the yt export_obj function in order to be able to use
> yt in conjunction with Blender3D. I am very new to yt, so I tried the
> simple example you have here:
>
> http://yt-project.org/doc/visualizing/sketchfab.html
>
> and here
>
> http://blog.yt-project.org<http://blog.yt-project.org/>
>
> My problem is that even when using the data suggested in the webpage the
> code snippet provided fails to produce the mtl and obj files. After taking
> a quick look at the code I noticed the initial problem was caused by
> inconsistent units for the emissivity (maybe a typo in the docs?). I also
> changed ‘mpc’ to ‘Mpc’ as yt was complaining that the domain was too small.
> Even after these minor changes the export_obj function does not seem to
> work for me. The error messages are attached in the python notebook below
> (the notebook is basically just a copy and paste from the provided ones in
> the websites above).
>
> The similar (but different) export_sketchfab function seems to work fine
> for the same data. I cannot really figure out what goes wrong with the
> export_obj function and any help would be very much appreciated.
>
>
>
> Thanks in advance,
>
>
> Kyriaki Dionysopoulou
> =======================================================
> Mathematical Sciences
> University of Southampton
> Southampton, SO17 1BJ, UK
> K.Dionysopoulou at soton.ac.uk<mailto:K.Dionysopoulou at soton.ac.uk><mailto:
> K.Dionysopoulou at soton.ac.uk<mailto:K.Dionysopoulou at soton.ac.uk>>
>
>
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