petsc-3.7.1 2016-05-15
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PCFieldSplitGetIS

Retrieves the elements for a field as an IS

Synopsis

#include "petscpc.h" 
PetscErrorCode PCFieldSplitGetIS(PC pc,const char splitname[],IS *is)
Logically Collective on PC Many br

Input Parameters

pc - the preconditioner context Many br
splitname - name of this split Many br

Output Parameter

is -the index set that defines the vector elements in this field, or NULL if the field is not found Many br

Many br

See Also

PCFieldSplitGetSubKSP(), PCFIELDSPLIT, PCFieldSplitSetIS()

Level:intermediate
Location:
src/ksp/pc/impls/fieldsplit/fieldsplit.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages