petsc-3.10.5 2019-03-28
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# PCFieldSplitSetDMSplits

Flags whether DMCreateFieldDecomposition() should be used to define the splits, whenever possible.

### Synopsis

    #include "petscpc.h"
    PetscErrorCode  PCFieldSplitSetDMSplits(PC pc,PetscBool flg)

Logically Collective

### Input Parameters

| pc | - the preconditioner context
| flg | - boolean indicating whether to use field splits defined by the DM

### Options Database Key

-pc_fieldsplit_dm_splits -

### Keywords

PC, DM, composite preconditioner, additive, multiplicative

### See Also

PCFieldSplitGetDMSplits()

### 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