petsc-3.8.4 2018-03-24
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ISLocalToGlobalMappingCreateIS

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

Synopsis

#include "petscis.h"  
PetscErrorCode  ISLocalToGlobalMappingCreateIS(IS is,ISLocalToGlobalMapping *mapping)
Not collective

Input Parameter

is -index set containing the global numbers for each local number

Output Parameter

mapping -new mapping data structure

Notes: the block size of the IS determines the block size of the mapping

See Also

ISLocalToGlobalMappingDestroy(), ISLocalToGlobalMappingCreate(), ISLocalToGlobalMappingSetFromOptions()

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