[yt-users] Problems with RAMSES output

[Matthew Turk]

Hi Matteo,

This is a non-fatal error, with no side effects, but which I will fix.

Everything seems to be working, from what you sent!

-Matt
On Apr 25, 2011 2:05 PM, "Matteo Tomassetti" <m.tomassetti at gmail.com> wrote:
> errors and errors again ....
> I've just tried with the Aquarius output00193, that's what came out
>
>>>> from yt.mods import *
>>>> pf=load("output_00193/info_00193.txt")
> output_00193/amr_00193.out00001
> yt : [INFO ] 2011-04-25 20:03:16,190 Parameters: current_time
> = 2.63505747731e+13
> yt : [INFO ] 2011-04-25 20:03:16,190 Parameters: domain_dimensions
> = [2 2 2]
> yt : [INFO ] 2011-04-25 20:03:16,191 Parameters: domain_left_edge
> = [ 0. 0. 0.]
> yt : [INFO ] 2011-04-25 20:03:16,191 Parameters: domain_right_edge
> = [ 1. 1. 1.]
> yt : [ERROR ] 2011-04-25 20:03:16,191 Missing cosmological_simulation in
> parameter file definition!
>
>
> help, please?
>
> I'll be really glad to help with the code but I'm very busy with other
> stuffs right now ...
>
> 2011/4/25 Matthew Turk <matthewturk at gmail.com>
>
>> Hi Sam,
>>
>> On Mon, Apr 25, 2011 at 10:29 AM, Sam Geen <samgeen at astro.ox.ac.uk>
wrote:
>> > Ah, looks like I misinterpreted this - I guess "load" works for Ramses
>> now?
>>
>> I think it ought to; it worked for me. I'm actually experimenting
>> with a test dataset right now, the Aquarius output00193 dataset that
>> Pymses provides. It's relatively small (1.2e7 total cells after
>> regridding, 64 processors) but I am able to slice in 3 seconds and
>> project in 14; the regridding takes almost no time at all.
>>
>> Perhaps adding particles and optimizing things might be more
>> approachable than I expected. Are you signed up for yt-dev? We
>> should perhaps flesh this out over there. (I had on my schedule today
>> a reply to our off-list email exchange from a few weeks ago, by the
>> way, but this came up before I had the opportunity to continue it.)
>>
>> My test script, for what it's worth, is here:
>> http://paste.enzotools.org/show/1595/
>>
>> Best,
>>
>> Matt
>>
>> >
>> > On 25/04/2011 15:26, Sam Geen wrote:
>> >
>> > Hi Matteo,
>> >
>> > I had this problem - try using RAMSESStaticOutput instead of load. In
my
>> > experience, YT needs some optimisation with Ramses in any case, but if
>> your
>> > simulation is only DM then it might load faster than mine did (no idea
>> about
>> > the halos, but I think Matt has answered this).
>> >
>> > And yes, I'm definitely interested in writing some decent simulation
>> > collection classes in C++ that can be plugged into YT once my current
>> > project is winding down. You might want to check out Pymses
>> > (http://irfu.cea.fr/Projets/PYMSES/intro.html) for something that makes
>> a
>> > very good start at this natively in Python.
>> >
>> > Cheers,
>> > Sam
>> >
>> > On 25/04/2011 15:11, Matteo Tomassetti wrote:
>> >
>> > Hi there,
>> > after installing yt I tried to import the result of my Ramses
simulation
>> > with this code:
>> > from yt.mods import *
>> > pf = load("output_00007/info_00007.txt")
>> > print pf.h.field_list
>> > print pf.h.derived_field_list
>> > but ... it doesn't work! My simulation consists only of DM for now and
yt
>> is
>> > searching for hydro files that of course does not exists. I just wanted
>> to
>> > find DM halos but it seems that yt does not support this function for
>> RAMSES
>> > data yet, does it?
>> > cheers,
>> > Matteo
>> >
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>
>
>
> --
> Matteo Tomassetti
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