petsc-3.3-p7 2013-05-11

SNESLineSearchSetPreCheck

 Gets the pre-check function for the line search routine.

Synopsis

#include "petscsnes.h" 
PetscErrorCode  SNESLineSearchGetPreCheck(SNESLineSearch linesearch, SNESLineSearchPreCheckFunc *func,void **ctx)

Input Parameters

linesearch -the SNESLineSearch context

Output Parameters

func - [optional] function evaluation routine
ctx - [optional] user-defined context for private data for the function evaluation routine (may be PETSC_NULL)

Keywords

get, linesearch, pre-check

See Also

SNESLineSearchGetPostCheck(), SNESLineSearchSetPreCheck()

Level:intermediate
Location:src/snes/linesearch/interface/linesearch.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/snes/examples/tutorials/ex3.c.html
src/snes/examples/tutorials/ex15.c.html
src/snes/examples/tutorials/ex39f90.F.html