petsc-3.3-p7 2013-05-11

SNESGetDM

Gets the DM that may be used by some preconditioners

Synopsis

#include "petscsnes.h"  
#include "petscdmshell.h" 
#include "petscsys.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
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/snes/examples/tutorials/ex4.c.html
src/snes/examples/tutorials/ex5.c.html
src/snes/examples/tutorials/ex7.c.html
src/snes/examples/tutorials/ex8.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/ex48.c.html
src/snes/examples/tutorials/ex58.c.html