DMDASNESSetFunctionLocalVec#
set a local residual evaluation function that operates on a local vector for DMDA
Synopsis#
#include "petscdmda.h" 
#include "petscsnes.h" 
PetscErrorCode DMDASNESSetFunctionLocalVec(DM dm, InsertMode imode, PetscErrorCode (*func)(DMDALocalInfo *info, Vec x, Vec f, void *ctx), void *ctx)
Logically Collective
Input Parameters#
- dm - - DMto associate callback with
- imode - - INSERT_VALUESif local function computes owned part,- ADD_VALUESif it contributes to ghosted part
- func - local residual evaluation 
- ctx - optional context for local residual evaluation 
Calling sequence of func#
- info - - DMDALocalInfodefining the subdomain to evaluate the residual on
- x - state vector at which to evaluate residual 
- f - residual vector 
- ctx - optional context passed above 
See Also#
SNES: Nonlinear Solvers, DMDA, DMDASNESSetFunctionLocal(), DMDASNESSetJacobianLocalVec(), DMSNESSetFunction(), DMDACreate1d(), DMDACreate2d(), DMDACreate3d()
Level#
beginner
Location#
Examples#
Index of all SNES routines
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Index of all manual pages