7   TAO_BNK  *bnk  = (TAO_BNK *)tao->data;  in TaoBQNLSComputeHessian()  local
8   TAO_BQNK *bqnk = (TAO_BQNK *)bnk->ctx;  in TaoBQNLSComputeHessian()
13   gnorm2 = bnk->gnorm * bnk->gnorm;  in TaoBQNLSComputeHessian()
15   if (bnk->f == 0.0) delta = 2.0 / gnorm2;  in TaoBQNLSComputeHessian()
16   else delta = 2.0 * PetscAbsScalar(bnk->f) / gnorm2;  in TaoBQNLSComputeHessian()
18   PetscCall(MatLMVMUpdate(bqnk->B, tao->solution, bnk->unprojected_gradient));  in TaoBQNLSComputeHessian()
24   TAO_BNK  *bnk  = (TAO_BNK *)tao->data;  in TaoBQNLSComputeStep()  local
25   TAO_BQNK *bqnk = (TAO_BQNK *)bnk->ctx;  in TaoBQNLSComputeStep()
31   PetscCall(TaoBNKBoundStep(tao, bnk->as_type, tao->stepdirection));  in TaoBQNLSComputeStep()
41   TAO_BNK  *bnk  = (TAO_BNK *)tao->data;  in TaoSetFromOptions_BQNLS()  local
42   TAO_BQNK *bqnk = (TAO_BQNK *)bnk->ctx;  in TaoSetFromOptions_BQNLS()
47 …, "active set estimation method", "", BNK_AS, BNK_AS_TYPES, BNK_AS[bnk->as_type], &bnk->as_type, N…  in TaoSetFromOptions_BQNLS()
48 …tolerance used when computing actual and predicted reduction", "", bnk->epsilon, &bnk->epsilon, NU…  in TaoSetFromOptions_BQNLS()
49 …ial tolerance used when estimating actively bounded variables", "", bnk->as_tol, &bnk->as_tol, NUL…  in TaoSetFromOptions_BQNLS()
50 … step length used when estimating actively bounded variables", "", bnk->as_step, &bnk->as_step, NU…  in TaoSetFromOptions_BQNLS()
51 …s", "number of BNCG iterations to take for each Newton step", "", bnk->max_cg_its, &bnk->max_cg_it…  in TaoSetFromOptions_BQNLS()
54   PetscCall(TaoSetOptionsPrefix(bnk->bncg, ((PetscObject)tao)->prefix));  in TaoSetFromOptions_BQNLS()
55   PetscCall(TaoAppendOptionsPrefix(bnk->bncg, "tao_bnk_"));  in TaoSetFromOptions_BQNLS()
56   PetscCall(TaoSetFromOptions(bnk->bncg));  in TaoSetFromOptions_BQNLS()
85   TAO_BNK  *bnk;  in TaoCreate_BQNLS()  local
92   bnk                 = (TAO_BNK *)tao->data;  in TaoCreate_BQNLS()
93   bnk->update_type    = BNK_UPDATE_STEP;  in TaoCreate_BQNLS()
94   bnk->computehessian = TaoBQNLSComputeHessian;  in TaoCreate_BQNLS()
95   bnk->computestep    = TaoBQNLSComputeStep;  in TaoCreate_BQNLS()
97   bqnk        = (TAO_BQNK *)bnk->ctx;  in TaoCreate_BQNLS()