[CIG-SHORT] Descriptive label for spatial database not specified

Brad Aagaard baagaard at usgs.gov
Thu Jul 14 13:29:29 PDT 2016


On 07/14/2016 10:50 AM, Farrokh Sheibani wrote:
> Dear Brad,
>
> Thank you for the quick reply. Regarding Point Force, below is the
> script mentioned in Pylith manual (page 79) for Point Force parameters.
> I was wondering why should we fix displacement for applying point force
> in z direction? Are we going to exclude the displacement for the
> specific degree of freedom which we apply Point Force?
>
>
> ******************* FROM PYLITH MANUAL **********
>   [pylithapp.problem]
> bc = [mybc]
> bc.mybc = pylith.bc.PointForce
> [pylithapp.problem.bc.mybc]
> label = group A
> bc_dof = [2] ; fixed displacement in z direction
> db_initial = spatialdata.spatialdb.SimpleDB
> db_initial.iohandler.filename = force_A.spatialdb
> db_initial.query_type = nearest ; change query type to nearest point
> algorithm
> db_rate = spatialdata.spatialdb.UniformDB
> db_rate.values = [force-rate-z]
> db_rate.data = [1.0e+5*newton/s]
> ************************************************************************

 > bc_dof = [2] ; fixed displacement in z direction

I think this comment is just a typo. This will apply the force in the 
z-direction.

Regards,
Brad



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