petsc-3.13.6 2020-09-29
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PCFieldSplitSetOffDiagUseAmat
set flag indicating whether to extract off-diagonal blocks from Amat (rather than Pmat)
Synopsis
#include "petscpc.h"
PetscErrorCode
PCFieldSplitSetOffDiagUseAmat
(
PC
pc,
PetscBool
flg)
Logically Collective on
PC
Input Parameters
pc
- the preconditioner object
flg
- boolean flag indicating whether or not to use Amat to extract the off-diagonal blocks from
Options Database
-pc_fieldsplit_off_diag_use_amat
-
See Also
PCFieldSplitGetOffDiagUseAmat
(),
PCFieldSplitSetDiagUseAmat
(),
PCFIELDSPLIT
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