petsc-3.12.1 2019-10-22
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# DMDASNESSetObjectiveLocal

set a local residual evaluation function

### Synopsis

    #include "petscdmda.h"
    #include "petscsnes.h"
    PetscErrorCode DMDASNESSetObjectiveLocal(DM dm,DMDASNESObjective func,void *ctx)

Logically Collective

### Input Arguments

| dm | - DM to associate callback with
| func | - local objective evaluation
| ctx | - optional context for local residual evaluation

### Calling sequence for func

| info | - DMDALocalInfo defining the subdomain to evaluate the residual on
| x | - dimensional pointer to state at which to evaluate residual
| ob | - eventual objective value
| ctx | - optional context passed above

### See Also

DMSNESSetFunction(), DMDASNESSetJacobianLocal(), DMDACreate1d(), DMDACreate2d(), DMDACreate3d()

### Level

beginner

### Location

src/snes/utils/dmdasnes.c

### Examples

src/snes/examples/tutorials/ex5.c.html
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages