petsc-3.7.7 2017-09-25
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PCFieldSplitSetDiagUseAmat

 set flag indicating whether to extract diagonal blocks from Amat (rather than Pmat)

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFieldSplitSetDiagUseAmat(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 diagonal blocks from

Options Database

-pc_fieldsplit_diag_use_amat -

See Also

PCFieldSplitGetDiagUseAmat(), PCFieldSplitSetOffDiagUseAmat(), PCFIELDSPLIT

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