On Wed, Feb 15, 2017 at 1:12 AM, Rémy Mercenier <[email protected]> wrote:
> Hello, > > In order to represent failure of a material, i am using a creep system > coupled to a damage system in libMesh. Based on the results of the > damage system, i delete the elements for which the damage exceeds a > critical value. This element deletion produces a segmentation fault if > the mesh is refined adaptively or uniformly within libMesh. Thus, the > question: is it possible to delete single child elements without causing > a segmentation fault? Otherwise to make the child element marked for > deletion inactive and then delete the parent element and the children > later on (when they reach the critical value)? > Unfortunately, it's not currently possible to delete one child of a refined element, although you are not the first person to ask for this capability. It's actually not possible to "delete" children at all, although all the children of a given parent element can be simultaneously "coarsened" so that their parent again becomes active, i.e. a hole is not created in the Mesh. -- John ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
