petsc-master 2019-04-16
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PCFactorGetAllowDiagonalFill

Determines if all diagonal matrix entries are treated as level 0 fill even if there is no non-zero location.

Synopsis

#include "petscpc.h" 
PetscErrorCode  PCFactorGetAllowDiagonalFill(PC pc,PetscBool *flg)
Logically Collective on PC

Input Parameter

pc -the preconditioner context

Output Parameter

flg -PETSC_TRUE to turn on, PETSC_FALSE to turn off

Options Database Key

-pc_factor_diagonal_fill - Notes: Does not apply with 0 fill.

Keywords

PC, levels, fill, factorization, incomplete, ILU

See Also

PCFactorSetAllowDiagonalFill()

Level

intermediate

Location

src/ksp/pc/impls/factor/factor.c

Implementations

PCFactorGetAllowDiagonalFill_Factor in src/ksp/pc/impls/factor/factimpl.c

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