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From: David Fuentes <fuentesdt@gm...> - 2009-01-12 16:48:06
may be easiest to write out an exodus file and use paraview to
extract whatever points you are interested in?
> Message: 7
> Date: Mon, 12 Jan 2009 17:26:05 +0100 (CET)
> From: Tim Kroeger <tim.kroeger@...>
> Subject: [Libmesh-users] MeshFunction
> To: libmesh-users@...
> Message-ID: <alpine.LFD.0.9999.0901121714190.4077@...>
> Content-Type: TEXT/PLAIN; format=flowed; charset=UTF-8
> Dear all,
> At the end of my application, I want to evaluate the computed solution
> at a number of points (which cannot be assumed to be grid nodes).
> Since I only want to write the values to a file, it suffices to do
> this on one processor.
> My idea was:
> 1. Localize.
> 2. On all processors except #0, let everything go out of scope.
> 3. On processor #0, make a MeshFunction and evaluate as required.
> However, this fails to work because there is a call to parallel_only()
> in the initialization of MeshFunction (that is, in tree.C, line 45,
> MeshTools::bounding_box() is called, which itself calls
> Is there any chance to work around this problem?
> An idea would be to allow the user to manually specify the bounding
> box of the mesh.
> Any suggestions welcome.
> Best Regards,
> Dr. Tim Kroeger
> tim.kroeger@... Phone +49-421-218-7710
> tim.kroeger@... Fax +49-421-218-4236
> Fraunhofer MEVIS, Institute for Medical Image Computing
> Universitaetsallee 29, 28359 Bremen, Germany