petsc-3.4.4 2014-03-13

DMSNESGetObjective

get SNES objective evaluation function

Synopsis

#include "petscsnes.h" 
#include "petscdm.h" 
PetscErrorCode DMSNESGetObjective(DM dm,PetscErrorCode (**SNESObjectiveFunction)(SNES,Vec,PetscReal*,void*),void **ctx)
Not Collective

Input Argument

dm -DM to be used with SNES

Output Arguments

SNESObjectiveFunction- residual evaluation function
ctx - context for residual evaluation

Note

SNESGetFunction() is normally used, but it calls this function internally because the user context is actually associated with the DM.

See Also

DMSNESSetContext(), DMSNESSetObjective(), SNESSetFunction()

Level:advanced
Location:
src/snes/utils/dmsnes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages