[yt-users] Profiles, root grid

Matthew Turk matthewturk at gmail.com
Mon May 9 10:26:22 PDT 2011


David,

Grid collection works as any other AMR3DData container.

In reference to the __getitem__ issue, it can be challenging to debug
this sort of thing remotely without the line that causes the error and
a traceback.

-Matt

On Mon, May 9, 2011 at 10:24 AM, David Collins
<dcollins at physics.ucsd.edu> wrote:
> Hey, Matt--
>
> I found that if I do "lazy_reader = False" the covering grid works
> fine.  It looks like somewhere the field string in one of the
> __getitem__  calls is being treated like a list.
>
> I'm interested in using this with some derivative quantities, can I
> just send 'DivV' to the grid collection in your example, or will I
> have to let it know that it should grab ghost zones?
>
> d.
>
> On Mon, May 9, 2011 at 10:57 AM, Matthew Turk <matthewturk at gmail.com> wrote:
>> Hi David,
>>
>> Try a grid_collection:
>>
>> gc = pf.h.grid_collection([0.5,0.5,0.5], [pf.h.grids[0]])
>>
>> Note that it still requires a 'center'.  Also, this object is not
>> supposed to do any child masking, so if you find that it does, let me
>> know.
>>
>> -Matt
>>
>> On Mon, May 9, 2011 at 9:43 AM, david collins <antpuncher at gmail.com> wrote:
>>> Hi there--
>>>
>>> I'd like to add a profile object using only the root grid.  I
>>> typically do something like this:
>>>
>>> pc.add_profile_object(region,fields, weight=weight)
>>>
>>> Is there a way to restrict this to only root grid tiles?  I've tried
>>> using a covering grid, but that's throwing some key error (that I'm
>>> looking into presently, I'll have more info if/as I sort it out)
>>>
>>> Thanks,
>>> d.
>>>
>>> --
>>> Sent from my computer.
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>
>
>
> --
> Sent from my computer.
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