[yt-users] ramses-rt data with yt

[Sam Geen]

Right - the flux variables are stored in the rt_ files and the 
ionisation fractions in the hydro_ files. Currently YT can't access the 
rt_ files (as far as I remember). Hopefully that should be fixed at some 
point.

Sam

On 10/04/14 15:11, Mike Butler wrote:
> Hi Sam,
>
> Actually I just found out what I was doing wrong - when I was 
> specifying fields I was specifying too many (i.e. including the flux 
> variables).  If I only specify the hydro+ionization fraction variables 
> it works fine.
>
> Thanks anyway,
>
> Mike
>
>
> On Thu, Apr 10, 2014 at 2:54 PM, Sam Geen <samgeen at astro.ox.ac.uk 
> <mailto:samgeen at astro.ox.ac.uk>> wrote:
>
>     Hi Mike,
>
>     A few questions:
>     - What version of YT are you using? The latest dev version (3.0)
>     is the most reliable for RAMSES. If you're not using this then I
>     strongly recommend upgrading.
>     - Can you copy/paste the full log that you get for producing the
>     projection? I just tried loading a RAMSES-RT file and didn't see
>     this. I assume you're using a recent version of RAMSES-RT?
>     - I don't think YT 3.0 has full support for RT, MHD, ATON, etc,
>     yet - I should try to get round to that some time if no-one else
>     beats me to it. You should be able to load the fields for
>     ionisation fractions in the current version, though, but you need
>     to specify the fields yourself, otherwise it might guess that you
>     have magnetic fields and mess things up (RAMSES doesn't leave many
>     clues as to what's included in the hydro files, so YT has to guess
>     a bit).
>
>     Cheers,
>
>     Sam
>
>
>
>     On 10/04/14 14:34, Mike Butler wrote:
>>     Hello,
>>
>>     I am trying to make some projections of some Ramses-RT data and
>>     am getting strange results (see attached projection).  I have
>>     tried manually specifying the fields and just doing
>>     pf=load('data') and get the same result. Everything still works
>>     fine with non-RT Ramses data.  I'm not sure if it's relevant but
>>     when I do the projection I get the following messages that I
>>     haven't seen before:
>>
>>     yt : [INFO     ] 2014-04-10 14:23:17,651 Loading field plugins.
>>     yt : [INFO     ] 2014-04-10 14:23:17,651 Loaded angular_momentum
>>     (8 new fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,651 Loaded astro (14 new fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,651 Loaded cosmology (20 new
>>     fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,652 Loaded fluid (55 new fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,652 Loaded fluid_vector (87
>>     new fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,653 Loaded geometric (102
>>     new fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,653 Loaded local (102 new
>>     fields)
>>     yt : [INFO     ] 2014-04-10 14:23:17,653 Loaded magnetic_field
>>     (108 new fields)
>>
>>     Any ideas?
>>
>>     Thanks,
>>
>>     Mike
>>
>>
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