petsc-3.4.5 2014-06-29
PCMGGetSmoother
Gets the KSP context to be used as smoother for both pre- and post-smoothing. Call both PCMGGetSmootherUp() and PCMGGetSmootherDown() to use different functions for pre- and post-smoothing.
Synopsis
#include "petscksp.h"
PetscErrorCode PCMGGetSmoother(PC pc,PetscInt l,KSP *ksp)
Not Collective, KSP returned is parallel if PC is
Input Parameters
| pc | - the multigrid context
|
| l | - the level (0 is coarsest) to supply
|
Ouput Parameters
ksp -the smoother
Keywords
MG, get, multigrid, level, smoother, pre-smoother, post-smoother
See Also
PCMGGetSmootherUp(), PCMGGetSmootherDown()
Level:advanced
Location:src/ksp/pc/impls/mg/mgfunc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages