petsc-dev 2014-04-16
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ISLocalToGlobalMappingCreateSF

Creates a mapping between a local (0 to n) ordering and a global parallel ordering.

Synopsis

#include "petscis.h"  
PetscErrorCode ISLocalToGlobalMappingCreateSF(PetscSF sf,PetscInt start,ISLocalToGlobalMapping *mapping)
Collective

Input Parameter

sf - star forest mapping contiguous local indices to (rank, offset)
start - first global index on this process

Output Parameter

mapping -new mapping data structure

See Also

ISLocalToGlobalMappingDestroy(), ISLocalToGlobalMappingCreate(), ISLocalToGlobalMappingCreateIS()

Level:advanced
Location:
src/vec/is/utils/isltog.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages