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#

DM, SNESSetDM(), KSPSetDM(), KSPGetDM()

Level#

intermediate

Location#

src/snes/interface/snes.c

Examples#

src/snes/tutorials/ex12.c.html
src/snes/tutorials/ex14.c.html
src/snes/tutorials/ex15.c.html
src/snes/tutorials/ex16.c.html
src/snes/tutorials/ex18.c.html
src/snes/tutorials/ex19.c.html
src/snes/tutorials/ex22.c.html
src/snes/tutorials/ex30.c.html
src/snes/tutorials/ex35.c.html
src/snes/tutorials/ex48.c.html
src/snes/tutorials/ex55.c.html


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Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages