> Cheers
> Latif
>>
>>
>> prof.add_fields(["CellMass"], accumulation=True, weight=None)
>
>
>> which will sum from the low bins to the high bins. I don't think you
>> need any additional derived fields.
>>
>> Does that help? We'll add a recipe to do this to the cookbook.
>>
>> -Matt
>>
>> On Thu, Jul 19, 2012 at 7:41 AM, Latif <
latifne@gmail.com> wrote:
>> > Hi Guys,
>> > I want to compute the enclosed mass for a given radius to make use of it
>> > for
>> > computing other quantities. I would like to define a new field like
>> > EnclosedMass. How can i use accumulation flag in combination with new
>> > defined field to compute the enclosed mass(like in prof.add_fields
>> > case).
>> > Unfortunately, add_field does not accept it. May be there be there is
>> > another way to do this. Any help in this regard will appreciated.
>> >
>> > prof.add_fields("CellMass",weight=None,accumulation=True)
>> >
>> > def EnclosedMass(field,data):
>> > return data["Density"]*data["CellVolume"]
>> >
>> > add_field("EnclosedMass",
>> > function=EnclosedMass,weight=None,accumulation=True)
>> >
>> > Thanks in advance!
>> > Cheers
>> > Latif
>> >
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>> >
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>> >
http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
>> >
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