[yt-users] Raw data

Matthew Turk matthewturk at gmail.com
Mon Apr 18 12:28:30 PDT 2011


Hi Elizabeth,

_read_data_set reads it directly from the file with no intervention.

-Matt

On Mon, Apr 18, 2011 at 3:26 PM, Elizabeth Tasker <taskere at mcmaster.ca> wrote:
> Hi Matt,
>
> Thanks that's useful but is Total_Energy the raw data or the data once put
> through a unit conversion? The definition of Total_Energy and TotalEnergy
> here
>
> http://yt.enzotools.org/doc/reference/field_list.html#totalenergy
>
> is a little confused because they are defined with respect to one another.
>
> Elizabeth
>
> PS -- I've not just gone ahead and tried this because it's my student's data
> and he's temporarily vanished. (At least, I hope it's temporary...)
>
>
>
> Matthew Turk wrote:
>>
>> Hi Elizabeth,
>>
>> I believe the only way it could go negative as a result of something
>> yt is doing is if it is subtracting off the kinetic energy.  A quick
>> way to check this:
>>
>> http://paste.enzotools.org/show/1582/
>>
>> Be sure to replace the load command with your dataset.
>>
>> -Matt
>>
>> On Mon, Apr 18, 2011 at 12:01 PM, Elizabeth Tasker <taskere at mcmaster.ca>
>> wrote:
>>
>>>
>>> Hi,
>>>
>>> Is it possible in yt to see the raw energy data? That is the field prior
>>> to
>>> any unit conversation? I'm seeing odd white areas of oblivion in my
>>> simulation (see attached picture) that seem to be where the total energy
>>> goes negative. I strongly suspect this happens sometime during the yt
>>> analysis, rather than the raw Enzo data (since the simulation doesn't
>>> crash
>>> the MSCL scheme), but I want to be totally sure.
>>>
>>> Elizabeth
>>>
>>> _______________________________________________
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>>>
>>>
>>>
>>
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>
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