#include "petscis.h" PetscErrorCode ISLocalToGlobalMappingCreateSF(PetscSF sf,PetscInt start,ISLocalToGlobalMapping *mapping)Collective
sf | - star forest mapping contiguous local indices to (rank, offset) | |
start | - first global index on this process, or PETSC_DECIDE to compute contiguous global numbering automatically |
mapping | - new mapping data structure |