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

See Also#

Solving Block Matrices, PC, PCFIELDSPLIT, PCFieldSplitSetDMSplits(), PCFieldSplitSetFields(), PCFieldsplitSetIS()

Level#

Intermediate

Location#

src/ksp/pc/impls/fieldsplit/fieldsplit.c

Index of all PC routines
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Index of all manual pages