petsc-3.10.5 2019-03-28
PCFactorSetUpMatSolverType
Can be called after KSPSetOperators() or PCSetOperators(), causes MatGetFactor() to be called so then one may set the options for that particular factorization object.
Synopsis
#include "petscpc.h"
PetscErrorCode PCFactorSetUpMatSolverType(PC pc)
Input Parameter
pc -the preconditioner context
Notes
After you have called this function (which has to be after the KSPSetOperators() or PCSetOperators()) you can call PCFactorGetMatrix() and then set factor options on that matrix.
See Also
PCFactorSetMatSolverType(), PCFactorGetMatrix()
Level
intermediate
Location
src/ksp/pc/impls/factor/factor.c
Examples
src/ksp/ksp/examples/tutorials/ex52.c.html
src/ksp/ksp/examples/tutorials/ex52f.F90.html
Implementations
PCFactorSetUpMatSolverType_Factor in src/ksp/pc/impls/factor/factimpl.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages