SNESNewtonTRPostCheck#
Called after the step has been determined in SNESNEWTONTR
but before the function evaluation
Synopsis#
#include "petscsnes.h"
static PetscErrorCode SNESNewtonTRPostCheck(SNES snes, Vec X, Vec Y, Vec W, PetscBool *changed_Y, PetscBool *changed_W)
Deprecated use SNESNEWTONDCTRDC
Logically Collective
Input Parameters#
snes - the solver
X - The last solution
Y - The full step direction
W - The updated solution, W = X - Y
Output Parameters#
changed_Y - indicator if step has been changed
changed_W - Indicator if the new candidate solution W has been changed.
Note#
If Y is changed then W is recomputed as X - Y
See Also#
SNESNEWTONDCTRDC
, SNESNEWTONDCTR
, SNESNewtonTRSetPostCheck()
, SNESNewtonTRGetPostCheck()
Level#
developer
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages