petsc-3.7.3 2016-08-01
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PetscSFCreateEmbeddedLeafSF

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

Synopsis

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

Input Arguments

sf - original star forest
nleaves - number of leaves to select on this process
selected - selected leaves on this process

Output Arguments

newsf -new star forest

See Also

PetscSFCreateEmbeddedSF(), 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