9 static PetscErrorCode Fsnes(SNES snes, Vec X, Vec G, PetscCtx ctx)  in Fsnes()  argument
15   PetscCall(TaoComputeGradient(tao, X, G));  in Fsnes()
51   Vec          X;  in TaoDefaultComputeGradient()  local
60   PetscCall(VecDuplicate(Xin, &X));  in TaoDefaultComputeGradient()
61   PetscCall(VecCopy(Xin, X));  in TaoDefaultComputeGradient()
62   PetscCall(VecGetSize(X, &N));  in TaoDefaultComputeGradient()
63   PetscCall(VecGetOwnershipRange(X, &low, &high));  in TaoDefaultComputeGradient()
64   PetscCall(VecSetOption(X, VEC_IGNORE_OFF_PROC_ENTRIES, PETSC_TRUE));  in TaoDefaultComputeGradient()
67     PetscCall(VecSetValue(X, i, -h, ADD_VALUES));  in TaoDefaultComputeGradient()
68     PetscCall(VecAssemblyBegin(X));  in TaoDefaultComputeGradient()
69     PetscCall(VecAssemblyEnd(X));  in TaoDefaultComputeGradient()
70     PetscCall(TaoComputeObjective(tao, X, &f));  in TaoDefaultComputeGradient()
71     PetscCall(VecSetValue(X, i, 2.0 * h, ADD_VALUES));  in TaoDefaultComputeGradient()
72     PetscCall(VecAssemblyBegin(X));  in TaoDefaultComputeGradient()
73     PetscCall(VecAssemblyEnd(X));  in TaoDefaultComputeGradient()
74     PetscCall(TaoComputeObjective(tao, X, &f2));  in TaoDefaultComputeGradient()
75     PetscCall(VecSetValue(X, i, -h, ADD_VALUES));  in TaoDefaultComputeGradient()
76     PetscCall(VecAssemblyBegin(X));  in TaoDefaultComputeGradient()
77     PetscCall(VecAssemblyEnd(X));  in TaoDefaultComputeGradient()
81   PetscCall(VecDestroy(&X));  in TaoDefaultComputeGradient()
179 PetscErrorCode TaoDefaultComputeHessianMFFD(Tao tao, Vec X, Mat H, Mat B, PetscCtx ctx)  in TaoDefaultComputeHessianMFFD()  argument
188     PetscCall(VecGetSize(X, &N));  in TaoDefaultComputeHessianMFFD()
189     PetscCall(VecGetLocalSize(X, &n));  in TaoDefaultComputeHessianMFFD()
195   PetscCall(MatMFFDSetBase(H, X, NULL));  in TaoDefaultComputeHessianMFFD()