SNESLineSearchGetVIFunctions#
Sets VI-specific functions for line search computation.
Synopsis#
#include "petscsnes.h"
PetscErrorCode SNESLineSearchGetVIFunctions(SNESLineSearch linesearch, SNESLineSearchVIProjectFn **projectfunc, SNESLineSearchVINormFn **normfunc)
Not Collective
Input Parameter#
linesearch - the line search context, obtain with
SNESGetLineSearch()
Output Parameters#
projectfunc - function for projecting the function to the bounds, see
SNESLineSearchVIProjectFnfor calling sequencenormfunc - function for computing the norm of an active set, see
SNESLineSearchVINormFnfor calling sequence
See Also#
SNES: Nonlinear Solvers, SNES, SNESLineSearch, SNESLineSearchSetVIFunctions(), SNESLineSearchGetPostCheck(), SNESLineSearchGetPreCheck(),
SNESLineSearchVIProjectFn, SNESLineSearchVINormFn
Level#
advanced
Location#
src/snes/linesearch/interface/linesearch.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages