DMTSGetIFunctionLocal#

get the local implicit 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 DMTSGetIFunctionLocal(DM dm, PetscErrorCode (**func)(DM, PetscReal, Vec, Vec, Vec, void *), void **ctx)

Logically Collective

Input Parameter#

  • dm - DM to associate callback with

Output Parameters#

  • func - local function evaluation

  • ctx - context for function evaluation

See Also#

TS: Scalable ODE and DAE Solvers, DM, DMTSSetIFunctionLocal(), DMTSSetIFunction(), DMTSSetIJacobianLocal()

Level#

beginner

Location#

src/ts/utils/dmlocalts.c

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