petsc-3.13.6 2020-09-29
DMDATSSetRHSJacobianLocal
set a local residual evaluation function
Synopsis
#include "petscdmda.h"
#include "petscts.h"
PetscErrorCode DMDATSSetRHSJacobianLocal(DM dm,DMDATSRHSJacobianLocal func,void *ctx)
Logically Collective
Input Arguments
| dm | - DM to associate callback with
|
| func | - local RHS Jacobian evaluation routine
|
| ctx | - optional context for local jacobian evaluation
|
Calling sequence for func
func(DMDALocalInfo* info,PetscReal t,void* x,Mat J,Mat B,void *ctx);
| info | - DMDALocalInfo defining the subdomain to evaluate the residual on
|
| t | - time at which to evaluate residual
|
| x | - array of local state information
|
| J | - Jacobian matrix
|
| B | - preconditioner matrix; often same as J
|
| ctx | - optional context passed above
|
See Also
DMTSSetRHSJacobian(), DMDATSSetRHSFunctionLocal(), DMDASNESSetJacobianLocal()
Level
beginner
Location
src/ts/utils/dmdats.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages