[CIG-LONG] [Fwd: [CIG-ALL] Gale 1.3.0]
Thorsten Becker
twb at usc.edu
Mon Jun 16 09:05:14 PDT 2008
I think I speak for all in the cig-long community to commend Walter for
speedily addressing many of the issues that came up in our phone
conference. Thanks!
Cheers
Thorsten
-------- Forwarded Message --------
> From: Walter Landry <walter at geodynamics.org>
> To: cig-all at geodynamics.org
> Subject: [CIG-ALL] Gale 1.3.0
> Date: Mon, 16 Jun 2008 08:19:42 -0700 (PDT)
>
> Greetings,
>
> I am pleased to announce the release of Gale 1.3.0, an implicit finite
> element code for the long term tectonics community. This latest
> release features more benchmarks, thoroughly tested friction
> implementations, and a number of robustness and memory fixes. You
> will probably have to make minor changes to your old input files to
> use them in this release. See the MIGRATION file for details.
>
> You can download binaries or the source code from
>
> http://geodynamics.org/cig/software/packages/long/gale/
>
> Installation instructions are in the bundled README and INSTALL files.
>
> Cheers,
> Walter Landry
> walter at geodynamics.org
>
> Release Notes
> ----------------------------------
>
> * Nodal pressures have been introduced, eliminating the even-odd
> instability seen in the regular pressure solution. These pressures
> are now used for calculating yielding and friction. This will
> require anyone using those features to make some minor changes to their
> input files (see the file MIGRATION for details).
> * Results for all of the Geomod 2004 benchmarks are now included and
> described in the manual.
> * The vtk output for particles now includes a material index, making
> it easy to distinguish between materials with the same properties
> for visualization.
> * Fixing internal degrees of freedom with ShapeVC's is now better
> documented in the manual, including tips on how to use them for
> boundary conditions.
> * It is now possible to specify both the upper and lower values for
> StepFunction.
> * A bug has been fixed in the diffusion example for surface processes.
> * Some bugs in the static and kinetic friction boundary conditions
> have been fixed, and they are now thoroughly tested and benchmarked.
> * A minor bug in the Mohr Coulomb yielding model has been fixed. It
> has also been made more robust and now works with stiff materials.
> * A number of memory bugs have been fixed.
>
> The current goals are:
>
> * Merge Gale back with the VPAC code. This should give Gale multigrid
> solvers, restart capability, and improved PETSc compatibility.
> * Better normal stress boundary conditions
> * Deformed lower boundaries
> * Interface with custom surface process models in parallel
> * Implement the Geomod 2008 benchmarks
>
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