56   PetscBag       bag;          /* Holds problem parameters */  member
320   PetscBag   bag;  in SetupParameters()  local
325   PetscCall(PetscBagGetData(user->bag, &p));  in SetupParameters()
326   PetscCall(PetscBagSetName(user->bag, "par", "Low Mach flow parameters"));  in SetupParameters()
327   bag = user->bag;  in SetupParameters()
328   PetscCall(PetscBagRegisterReal(bag, &p->nu, 1.0, "nu", "Kinematic viscosity"));  in SetupParameters()
329   PetscCall(PetscBagRegisterReal(bag, &p->alpha, 1.0, "alpha", "Thermal diffusivity"));  in SetupParameters()
330   PetscCall(PetscBagRegisterReal(bag, &p->T_in, 1.0, "T_in", "Inlet temperature"));  in SetupParameters()
331   PetscCall(PetscBagRegisterReal(bag, &p->omega, 1.0, "omega", "Rotation speed in MMS benchmark"));  in SetupParameters()
385     PetscCall(PetscBagGetData(user->bag, &param));  in SetupProblem()
394   PetscCall(PetscBagGetData(user->bag, &ctx));  in SetupProblem()
580   PetscCall(PetscBagGetData(user->bag, &param));  in SetupDiscretization()
774   PetscCall(PetscBagGetData(adv->ctx->bag, &param));  in ComputeParticleError()
808   PetscCall(PetscBagGetData(adv->ctx->bag, &param));  in MonitorParticleError()
886   PetscCall(PetscBagCreate(PETSC_COMM_WORLD, sizeof(Parameter), &user.bag));  in main()
964   PetscCall(PetscBagDestroy(&user.bag));  in main()