Loading [MathJax]/extensions/tex2jax.js
Plugins
All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Modules Pages
inflow_fe_impl.h
Go to the documentation of this file.
1/*
2 * Copyright (c) 2013: G-CSC, Goethe University Frankfurt
3 * Author: Andreas Vogel
4 *
5 * This file is part of UG4.
6 *
7 * UG4 is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License version 3 (as published by the
9 * Free Software Foundation) with the following additional attribution
10 * requirements (according to LGPL/GPL v3 §7):
11 *
12 * (1) The following notice must be displayed in the Appropriate Legal Notices
13 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
14 *
15 * (2) The following notice must be displayed at a prominent place in the
16 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
17 *
18 * (3) The following bibliography is recommended for citation and must be
19 * preserved in all covered files:
20 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
21 * parallel geometric multigrid solver on hierarchically distributed grids.
22 * Computing and visualization in science 16, 4 (2013), 151-164"
23 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
24 * flexible software system for simulating pde based models on high performance
25 * computers. Computing and visualization in science 16, 4 (2013), 165-179"
26 *
27 * This program is distributed in the hope that it will be useful,
28 * but WITHOUT ANY WARRANTY; without even the implied warranty of
29 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 * GNU Lesser General Public License for more details.
31 */
32
33#ifndef __H__UG__NAVIER_STOKES__BND__INFLOW_FE_IMPL__
34#define __H__UG__NAVIER_STOKES__BND__INFLOW_FE_IMPL__
35
36#include "inflow_fe.h"
38
39namespace ug{
40namespace NavierStokes{
41
42template <typename TDomain, typename TAlgebra>
45 : m_spNeumannDisc(new NeumannBoundaryFE<TDomain>(spMaster->symb_fcts()[dim].c_str())),
46 m_spDirichletConstraint(new DirichletBoundary<TDomain,TAlgebra>),
47 m_spMaster(spMaster)
48{
49 const std::vector<std::string>& vFctName = m_spMaster->symb_fcts();
50
51 if(vFctName.size() != TDomain::dim + 1)
52 UG_THROW("NavierStokesInflow::set_functions: This Boundary "
53 "Condition works on exactly dim+1 (velocity+pressure) "
54 "components, but "<<vFctName.size()<<"components given.");
55}
56
57template <typename TDomain, typename TAlgebra>
59add(SmartPtr<CplUserData<MathVector<dim>, dim> > user, const char* subsetsBND)
60{
61 const std::vector<std::string>& vFctName = m_spMaster->symb_fcts();
62 if(vFctName.empty())
63 UG_THROW("NavierStokesInflow::add: Symbolic names for"
64 " velocity and pressure not set. Please set them first.");
65
66 std::string innerSubsets;
67 for(size_t s = 0; s < m_spMaster->symb_subsets().size(); ++s){
68 if(s > 0) innerSubsets.append(",");
69 innerSubsets.append(m_spMaster->symb_subsets()[s]);
70 }
71
72
73 m_spNeumannDisc->add(user, subsetsBND, innerSubsets.c_str());
74
75 std::string velNames;
76 for(int i=0;i<TDomain::dim; ++i)
77 {
78 if(i>0) velNames.append(",");
79 velNames.append(vFctName[i]);
80 }
81 m_spDirichletConstraint->add(user.template cast_dynamic<UserData<MathVector<dim>, dim> >(), velNames.c_str(), subsetsBND);
82}
83
84} // namespace NavierStokes
85} // end namespace ug
86
87#endif /* __H__UG__NAVIER_STOKES__BND__INFLOW_FE_IMPL__ */
parameterString s
Definition Biogas.lua:2
function NavierStokes(fcts, subsets, discType)
Finite Element Discretization for the incompressible Navier-Stokes Equation.
Definition navier_stokes_fe.h:57
void add(SmartPtr< CplUserData< MathVector< dim >, dim > > user, const char *subsetsBND)
sets the velocity to a given value
Definition inflow_fe_impl.h:59
SmartPtr< NavierStokesFE< TDomain > > m_spMaster
The master discretization:
Definition inflow_fe.h:80
NavierStokesInflowFE(SmartPtr< NavierStokesFE< TDomain > > spMaster)
Constructor.
Definition inflow_fe_impl.h:44
#define UG_THROW(msg)
function ProblemDisc new(problemDesc, dom)