SNESNewtonTRPreCheck#
Called before the step has been determined in SNESNEWTONTR
Synopsis#
#include "petscsnes.h"
static PetscErrorCode SNESNewtonTRPreCheck(SNES snes, Vec X, Vec Y, PetscBool *changed_Y)
Deprecated use SNESNEWTONDCTRDC
Logically Collective
Input Parameters#
snes - the solver
X - The last solution
Y - The step direction
Output Parameters#
changed_Y - Indicator that the step direction Y has been changed.
See Also#
SNESNEWTONDCTRDC, SNESNEWTONDCTR, SNESNewtonTRSetPreCheck(), SNESNewtonTRGetPreCheck()
Level#
developer
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages