petsc-3.6.2 2015-10-02
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# PCFactorSetAllowDiagonalFill

Causes all diagonal matrix entries to be treated as level 0 fill even if there is no non-zero location.

### Synopsis

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

Logically Collective on PC

### Input Parameters

| pc | - the preconditioner context
| 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

PCFactorGetAllowDiagonalFill()

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