DMNetworkGetSubnetwork#

Returns the information about a requested subnetwork

Synopsis#

#include "petscdmnetwork.h"  
PetscErrorCode DMNetworkGetSubnetwork(DM dm, PetscInt netnum, PetscInt *nv, PetscInt *ne, const PetscInt **vtx, const PetscInt **edge)

Not Collective

Input Parameters#

  • dm - the DMNETWORK object

  • netnum - the global index of the subnetwork

Output Parameters#

  • nv - number of vertices (local)

  • ne - number of edges (local)

  • vtx - local vertices of the subnetwork

  • edge - local edges of the subnetwork

Notes#

Cannot call this routine before DMNetworkLayoutSetup()

The local vertices returned on each rank are determined by DMNETWORK. The user does not have any control over what vertices are local.

See Also#

DM, DMNETWORK, DMNetworkCreate(), DMNetworkAddSubnetwork(), DMNetworkLayoutSetUp()

Level#

intermediate

Location#

src/dm/impls/network/network.c

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Index of all DMNetwork routines
Table of Contents for all manual pages
Index of all manual pages