petsc-3.14.6 2021-03-30
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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

smoothu - the smoother

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