[Users] Tmunu in HydroBase

Christian D. Ott cott at tapir.caltech.edu
Wed Aug 4 07:51:44 CDT 2010


Hi,

On Wed, Aug 04, 2010 at 08:32:56AM -0400, Roland Haas wrote:
> Hello all,
>
>> On the 'downside' this would introduce a dependency of HydroBase on
>> TmunuBase, even with a parameter to turn it off. I don't think anyone
>> would not use HydroBase without TmunuBase in the foreseeable future
>> though.
> Wouldn't doing simulations using the Cowling approximation not require 
> TmunuBase?
>
>> What are the opinions about the proposal to move setting Tmunu from
>> GRHydro to HydroBase?
> I have slight preference for not having HydroBase setting Tmunu since doing 
> so adds code to HydroBase making it a more active thorn and not just a 
> thorn that defines a common interface for other thorns.
>

one thing to keep in mind is that there are multiple definitions of the
 3-velocity out there. HydroBase would have to 'know' which on a given
hydro thorn is using to be able to set up Tmunu.

 - Christian



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