petsc-master 2019-12-10
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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