<div dir="ltr"><div>Or would PetscSF sort of give you that information? Say if I had auxiliary data associated for each vertex point, I would first distribute the mesh via DMPlexDistribute, obtain the PetscSF from that routine, and then call DMPlexDistributeField for the vector containing said auxiliary data?<br><br></div>Thanks,<br>Justin<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Nov 9, 2014 at 4:10 AM, Justin Chang <span dir="ltr"><<a href="mailto:jychang48@gmail.com" target="_blank">jychang48@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div>Hi all,<br><br></div>Given the local/global numbering of vector/array entries generated after DMPlexDistribute(), is it possible to obtain the "natural numbering"? That is, the numbering of the vertex points before the mesh was distributed. I see that this has been discussed thoroughly for DMDA's but is it possible to obtain some sort of natural numbering for DMPlex?<br><br></div>For instance, when I call DMPlexCreateFromDAG() or DMPlexCreateFromCellList() I would consider vertexCoords[] to be of "natural numbering" since it's the original ordering specified by the mesh generator.<br><br></div>Thanks,<br>Justin<br></div>
</blockquote></div><br></div>