petsc-3.14.6 2021-03-30

SNESLineSearchShellGetUserFunc

Gets the user function and context for the shell implementation.

PetscErrorCode SNESLineSearchShellGetUserFunc(SNESLineSearch linesearch, SNESLineSearchUserFunc *func, void **ctx)

Not Collective

linesearch

- the line search object

	func	- the user function; can be NULL if you do not want it
	ctx	- the user function context; can be NULL if you do not want it

advanced