petsc-3.12.5 2020-03-29
SNESGetDM
Gets the DM that may be used by some preconditioners
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESGetDM(SNES snes,DM *dm)
Not Collective but DM obtained is parallel on SNES
Input Parameter
snes -the preconditioner context
Output Parameter
dm -the dm
See Also
SNESSetDM(), KSPSetDM(), KSPGetDM()
Level
intermediate
Location
src/snes/interface/snes.c
Examples
src/snes/examples/tutorials/ex5.c.html
src/snes/examples/tutorials/ex9.c.html
src/snes/examples/tutorials/ex12.c.html
src/snes/examples/tutorials/ex14.c.html
src/snes/examples/tutorials/ex15.c.html
src/snes/examples/tutorials/ex18.c.html
src/snes/examples/tutorials/ex19.c.html
src/snes/examples/tutorials/ex20.c.html
src/snes/examples/tutorials/ex22.c.html
src/snes/examples/tutorials/ex30.c.html
src/snes/examples/tutorials/ex35.c.html
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages