petsc-3.14.6 2021-03-30
SNESFASCycleGetSmootherUp
Gets the up smoother on a particular cycle level.
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASCycleGetSmootherUp(SNES snes, SNES *smoothu)
Logically Collective on SNES
Input Parameters
| snes | - the multigrid context
|
Output Parameters
Notes
Returns the downsmoother if no up smoother is available. This enables transparent
default behavior in the process of the solve.
See Also
SNESFASCycleGetSmoother(), SNESFASCycleGetSmootherDown()
Level
advanced
Location
src/snes/impls/fas/fasfunc.c
Index of all SNESFAS routines
Table of Contents for all manual pages
Index of all manual pages