[yt-users] draw_ids

Nathan Goldbaum nathan12343 at gmail.com
Thu Sep 3 13:45:30 PDT 2015


You could also make a SlicePlot of the grid_indices field and compare with
the colorbar to see if the ids labels are wrong in the grid callback.

On Thu, Sep 3, 2015 at 3:41 PM, Nathan Goldbaum <nathan12343 at gmail.com>
wrote:

> What's the output of:
>
> for g in ds.index.grids:
>     if g.id == 170:
>         print g.LeftEdge
>         print g.RightEdge
>         print g.level
>
> Also what are the slice coordinates and widths of the two SlicePlots in
> your email?
>
> On Thu, Sep 3, 2015 at 3:32 PM, David Collins <dcollins4096 at gmail.com>
> wrote:
>
>> This is about what I expected.  So why and or how do I have these two
>> slices with grid ids that are the same, but clearly not the same grid? The
>> below shows two slices from the same simulation, but notice that number 169
>> is a level 2 grid near the center in the first plot, and a level one grid
>> near the edge in the second plot.  The grid with id =169 is a level 1 grid,
>> but seems to have RightEdge that's consistent with the center of the center
>> of the box.
>>
>> http://imgur.com/a/mvCzW
>>
>> d.
>>
>> On Thu, Sep 3, 2015 at 4:14 PM, Matthew Turk <matthewturk at gmail.com>
>> wrote:
>>
>>>
>>>
>>> On Thu, Sep 3, 2015 at 3:12 PM, Nathan Goldbaum <nathan12343 at gmail.com>
>>> wrote:
>>>
>>>> The code for that is here:
>>>>
>>>>
>>>> https://bitbucket.org/yt_analysis/yt/src/a7c319c1f87d4b749aa6feb737da504e43a7defb/yt/visualization/plot_modifications.py?at=yt#plot_modifications.py-628
>>>>
>>>> It's coming from the grid_indicies field, which is defined here:
>>>>
>>>>
>>>> https://bitbucket.org/yt_analysis/yt/src/a7c319c1f87d4b749aa6feb737da504e43a7defb/yt/fields/geometric_fields.py?at=yt#geometric_fields.py-61
>>>>
>>>> Due the validators used in that field definition "data" is an
>>>> AMRGridPatch instance, which is defined in yt/data_objects/grid_patch.py. "
>>>> data.id" is the grid ID and "data._id_offset" is (as far as I can see)
>>>> always 1.
>>>>
>>>
>>> Should only be 1 for Enzo, I think.  The other patch-AMR datasets are I
>>> think all 0-indexed.
>>>
>>>
>>>>
>>>> -Nathan
>>>>
>>>> On Thu, Sep 3, 2015 at 2:58 PM, David Collins <dcollins4096 at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi, Everybody--
>>>>>
>>>>> I'm trying to sort out some funny issues with a run, and I'm using the
>>>>> draw_ids flag to annotate_grids.  I'm noticing that the same IDs are used
>>>>> in wildly different grids.  Where do the ids used for this flag come from,
>>>>> and how can I relate them to the grids in index.grids?
>>>>>
>>>>> d.
>>>>>
>>>>> --
>>>>> -- Sent from a computer.
>>>>>
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>>>>>
>>>>>
>>>>
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>>
>>
>> --
>> -- Sent from a computer.
>>
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>
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