PetscSFCreateEmbeddedLeafSF#

removes edges from all but the selected leaves of a PetscSF, does not remap indices

Synopsis#

#include "petscsf.h" 
PetscErrorCode PetscSFCreateEmbeddedLeafSF(PetscSF sf, PetscInt nselected, const PetscInt *selected, PetscSF *newsf)

Collective

Input Parameters#

sf - original star forest
nselected - number of selected leaves on this process
selected - indices of the selected leaves on this process

Output Parameter#

newsf - new star forest

See Also#

PetscSF, PetscSFCreateEmbeddedRootSF(), PetscSFSetGraph(), PetscSFGetGraph()

Level#

advanced

Location#

src/vec/is/sf/interface/sf.c

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