[yt-users] create_profile in 3.0

John Regan johnanthonyregan at gmail.com
Mon Nov 17 07:08:54 PST 2014


Ah now that makes sense. Thanks Matt!

On Mon, Nov 17, 2014 at 4:56 PM, Matthew Turk <matthewturk at gmail.com> wrote:

> Hi John,
>
> This comes from the difference in how "particle_mass" and "all_density"
> are generated -- all_density is a deposited field, where it's deposited
> onto the mesh, so it will work if you use a mesh quantity.  particle_mass
> is discrete, so it needs a discrete field, like particle_radius.
>
> I think if you specify a weight that is a discrete, your latter command
> will work too.
>
> -Matt
>
> On Mon Nov 17 2014 at 8:55:03 AM John Regan <johnanthonyregan at gmail.com>
> wrote:
>
>> Hi All,
>>
>>
>> I was wondering about the behaviour of create_profile in 3.0.
>>
>> If I do something like
>>
>> yt.create_profile(sphere, 'particle_radius',  'all_density')
>>
>> it will fail but
>>
>> yt.create_profile(sphere, 'radius',  'all_density')
>>
>> will succeed.
>>
>> And
>> yt.create_profile(sphere, 'particle_radius', 'particle_mass',
>>                             weight_field=None)
>>
>> will also be OK as long as I set the weight_field = None otherwise it
>> fails.
>>
>>
>> I'm able to plot enclosed dark matter profiles but when it comes to
>> density profiles the above difficulties are proving troublesome :)
>>
>> Any tips would be appreciated! Simple script attached.
>>
>> John
>>
>>
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>>
>
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