On Fri, Jan 28, 2011 at 13:19, Stephen Wornom <stephen.wornom at inria.fr>wrote:
> Usually one defines the mesh vertices on the exterior faces and the mesh > generator determines the location of the mesh vertices inside the > rectangular. > Since I have no mesh generator, I simply created a 3D structured mesh and > wrote the mesh in an unstructured format (tetrahedra, ... etc). > So you are storing a structured mesh (perhaps tets) in an unstructured format? > Thus metis reads an unstructured mesh. > You don't need METIS for such a simple partitioning and METIS does not use coordinates anyway (it's just a topological graph, perhaps with edge weights). > How do I tell metis to partition the mesh so that the partition boundaries > are along x= constant lines? > I would just use your own code for partitioning. To subvert METIS, you could prescribe large weights for edges in directions that you don't want to be cut. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20110128/d151c58d/attachment.htm>
