37   PetscBag bag; /* Holds problem parameters */  member
169   PetscBag   bag;  in SetupParameters()  local
174   PetscCall(PetscBagGetData(user->bag, &p));  in SetupParameters()
175   PetscCall(PetscBagSetName(user->bag, "par", "Poiseuille flow parameters"));  in SetupParameters()
176   bag = user->bag;  in SetupParameters()
177   PetscCall(PetscBagRegisterReal(bag, &p->Delta, 1.0, "Delta", "Pressure drop per unit length"));  in SetupParameters()
178   PetscCall(PetscBagRegisterReal(bag, &p->nu, 1.0, "nu", "Kinematic viscosity"));  in SetupParameters()
179   PetscCall(PetscBagRegisterReal(bag, &p->u_0, 0.0, "u_0", "Tangential velocity at the wall"));  in SetupParameters()
180   PetscCall(PetscBagRegisterReal(bag, &p->alpha, 0.0, "alpha", "Angle of pipe wall to x-axis"));  in SetupParameters()
203     PetscCall(PetscBagGetData(user->bag, &param));  in CreateMesh()
228   PetscCall(PetscBagGetData(user->bag, &ctx));  in SetupProblem()
246     PetscCall(PetscBagGetData(user->bag, &param));  in SetupProblem()
288   PetscCall(PetscBagGetData(user->bag, &param));  in SetupDiscretization()
308   PetscCall(PetscBagCreate(PETSC_COMM_WORLD, sizeof(Parameter), &user.bag));  in main()
310   PetscCall(PetscBagSetFromOptions(user.bag));  in main()
348   PetscCall(PetscBagDestroy(&user.bag));  in main()