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

[Matthew Knepley]

On Thu, Jul 14, 2016 at 12:50 PM, Farrokh Sheibani <farrokh at mit.edu> 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]
> ************************************************************************
>
>
> Btw, I added labels to Point Force section, but still I got the error
> message. Below is my scrip about Point Force and I also attached the a
> screenshot showing the error message. I appreciate if you let me know where
> is my fault.
>
>
> ******************************** My Point Force Script **************
> [pylithapp.timedependent.bc]
> bc.LoadP = pylith.bc.PointForce
> [pylithapp.timedependent.bc.LoadP]
>
> label = LoadP
> bc_dof = [2]
>
> db_initial = spatialdata.spatialdb.UniformDB
> db_initial.lable = Point force
>

"label" is misspelled.

   Matt

db_initial.values = [force-x,force-y,force-z]
> db_initial.data = [0.0*newton, 0.0*newton, 1.0e+2*newton]
>
> db_rate = spatialdata.spatialdb.UniformDB
> db_rate.lable = Rate force
> db_rate.values = [force-rate-x,force-rate-y,force-rate-z, rate-start-time]
> db_rate.data = [0.0*newton/s,0.0*newton/s,-1.0e+2*newton/s,0.0*s]
>
> *******************************************************************************************
>
>
> Thank you so much in advance!
>
> Best,
>
> Farrokh
>
>
>
>
> Farrokh Sheibani, PhD
> Postdoctoral Research Associate
> Department of Earth Atmospheric and Planetary Sciences; Earth Resources
> Laboratory
> Massachusetts Institute of Technology
>
>
>
>
>
>
> On Jul 14, 2016, at 11:05 AM, Brad Aagaard <baagaard at usgs.gov> wrote:
>
> Farrokh,
>
> Every spatial database has a descriptive "label" property. The value of
> the label is used in error messages. We don't have a meaningful default, so
> including a label is required.
>
> For example:
>
> db_properties = spatialdata.spatialdb.SimpleDB
> db_properties.label = Elastic properties
>
> Regards,
> Brad
>
>
> On 07/13/2016 06:24 PM, Farrokh Sheibani wrote:
>
> Dear Brad,
>
> I hope you are doing well. I am working with Dr. Brad Hager. I try to
> model Ball Drop or “Lamb Problem” as a verification for our dynamic-wave
> propagation modeling using Pylith. The problem include a 3” by 1.5” rock
> sample and at time zero an instantaneous (Heaviside Step Function) load
> is applied on the center of the sample which generate spherical waves.
> Since the analytical solution of Lamb Problem is available we would like
> to use it as verification.
>
> My problem is using Point Force in Pylith. I tried to use the example in
> the manual, but I keep getting the message: “Descriptive label for
> spatial database not specified”. I tried to use both SimpleDB and
> UniformDB for Initial condition, but unsuccessful to get the result.
>
> I was wondering you may give me an advise. I attached my cfg and jou
> files as well.
>
>
> Thank you so much in advance!
>
> With best regards,
>
> Farrokh
>
> Farrokh Sheibani, PhD
> Postdoctoral Research Associate
> Department of Earth Atmospheric and Planetary Sciences; Earth Resources
> Laboratory
> Massachusetts Institute of Technology
>
>
>
>
>
>
>
>
>
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> http://lists.geodynamics.org/cgi-bin/mailman/listinfo/cig-short
>
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