petsc-3.7.3 2016-08-01
PCFactorSetUpMatSolverPackage
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 PCFactorSetUpMatSolverPackage(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
PCFactorSetMatSolverPackage(), PCFactorGetMatrix()
Level:intermediate
Location:src/ksp/pc/impls/factor/factor.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/ksp/ksp/examples/tutorials/ex52.c.html
src/ksp/ksp/examples/tutorials/ex52f.F.html