PCFieldSplitGetDMSplits#
Returns flag indicating whether DMCreateFieldDecomposition()
should be used to define the splits in a PCFIELDSPLIT
, whenever possible.
Synopsis#
#include "petscpc.h"
PetscErrorCode PCFieldSplitGetDMSplits(PC pc, PetscBool *flg)
Logically Collective
Input Parameter#
pc - the preconditioner context
Output Parameter#
flg - boolean indicating whether to use field splits defined by the
DM
Developer Note#
The name should be PCFieldSplitGetUseDMSplits()
See Also#
Solving Block Matrices with PCFIELDSPLIT, PC
, PCFIELDSPLIT
, PCFieldSplitSetDMSplits()
, DMCreateFieldDecomposition()
, PCFieldSplitSetFields()
, 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