SNESLineSearchGetVIFunctions#

Sets VI-specific functions for line search computation.

Synopsis#

#include "petscsnes.h" 
PetscErrorCode SNESLineSearchGetVIFunctions(SNESLineSearch linesearch, SNESLineSearchVIProjectFunc *projectfunc, SNESLineSearchVINormFunc *normfunc)

Not Collective

Input Parameter#

Output Parameters#

  • projectfunc - function for projecting the function to the bounds

  • normfunc - function for computing the norm of an active set

See Also#

SNESLineSearch, SNESLineSearchSetVIFunctions(), SNESLineSearchGetPostCheck(), SNESLineSearchGetPreCheck()

Level#

advanced

Location#

src/snes/linesearch/interface/linesearch.c


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