21 static PetscErrorCode SNESLineSearchApply_NCGLinear(SNESLineSearch linesearch)  in SNESLineSearchApply_NCGLinear()  argument
29   PetscCall(SNESLineSearchGetSNES(linesearch, &snes));  in SNESLineSearchApply_NCGLinear()
30   X     = linesearch->vec_sol;  in SNESLineSearchApply_NCGLinear()
31   W     = linesearch->vec_sol_new;  in SNESLineSearchApply_NCGLinear()
32   F     = linesearch->vec_func;  in SNESLineSearchApply_NCGLinear()
33   Y     = linesearch->vec_update;  in SNESLineSearchApply_NCGLinear()
34   fnorm = &linesearch->fnorm;  in SNESLineSearchApply_NCGLinear()
35   xnorm = &linesearch->xnorm;  in SNESLineSearchApply_NCGLinear()
36   ynorm = &linesearch->ynorm;  in SNESLineSearchApply_NCGLinear()
45   SNESLineSearchCheckJacobianDomainError(snes, linesearch);  in SNESLineSearchApply_NCGLinear()
55   SNESLineSearchCheckFunctionDomainError(snes, linesearch, *fnorm);  in SNESLineSearchApply_NCGLinear()
77 PETSC_EXTERN PetscErrorCode SNESLineSearchCreate_NCGLinear(SNESLineSearch linesearch)  in SNESLineSearchCreate_NCGLinear()  argument
80   linesearch->ops->apply          = SNESLineSearchApply_NCGLinear;  in SNESLineSearchCreate_NCGLinear()
81   linesearch->ops->destroy        = NULL;  in SNESLineSearchCreate_NCGLinear()
82   linesearch->ops->setfromoptions = NULL;  in SNESLineSearchCreate_NCGLinear()
83   linesearch->ops->reset          = NULL;  in SNESLineSearchCreate_NCGLinear()
84   linesearch->ops->view           = NULL;  in SNESLineSearchCreate_NCGLinear()
85   linesearch->ops->setup          = NULL;  in SNESLineSearchCreate_NCGLinear()
94   SNESLineSearch linesearch;  in SNESSetFromOptions_NCG()  local
103   if (!snes->linesearch) {  in SNESSetFromOptions_NCG()
104     PetscCall(SNESGetLineSearch(snes, &linesearch));  in SNESSetFromOptions_NCG()
105     if (!((PetscObject)linesearch)->type_name) {  in SNESSetFromOptions_NCG()
107         PetscCall(SNESLineSearchSetType(linesearch, SNESLINESEARCHCP));  in SNESSetFromOptions_NCG()
109         PetscCall(SNESLineSearchSetType(linesearch, SNESLINESEARCHSECANT));  in SNESSetFromOptions_NCG()
184   SNESLineSearch      linesearch;  in SNESSolve_NCG()  local
200   PetscCall(SNESGetLineSearch(snes, &linesearch));  in SNESSolve_NCG()
258     PetscCall(SNESLineSearchApply(linesearch, X, F, &fnorm, lX));  in SNESSolve_NCG()
260     PetscCall(SNESLineSearchGetNorms(linesearch, &xnorm, &fnorm, &ynorm));  in SNESSolve_NCG()