DMTSGetRHSFunctionLocal#
get a local rhs function evaluation function. This function is called with local vector containing the local vector information PLUS ghost point information. It should compute a result for all local elements and DM will automatically accumulate the overlapping values.
Synopsis#
#include "petscts.h"
PetscErrorCode DMTSGetRHSFunctionLocal(DM dm, PetscErrorCode (**func)(DM dm, PetscReal t, Vec u, Vec udot, PetscCtx ctx), PetscCtxRt ctx)
Logically Collective
Input Parameter#
dm -
DMto associate callback with
Output Parameters#
func - local function evaluation
ctx - context for function evaluation
Calling sequence of func#
dm - the
DMt - the current time
u - the current solution
udot - output, the evaluated right hand side
ctx - the application context for the function
See Also#
TS: Scalable ODE and DAE Solvers, DM, DMTSSetRHSFunctionLocal(), DMTSSetRHSFunction(), DMTSSetIFunction(), DMTSSetIJacobianLocal()
Level#
beginner
Location#
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages