contact.h

Go to the documentation of this file.

/*
 * Copyright (c) 2013-2015:  G-CSC, Goethe University Frankfurt
 * Author: Raphael Prohl
 * 
 * This file is part of UG4.
 * 
 * UG4 is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 3 (as published by the
 * Free Software Foundation) with the following additional attribution
 * requirements (according to LGPL/GPL v3 §7):
 * 
 * (1) The following notice must be displayed in the Appropriate Legal Notices
 * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (2) The following notice must be displayed at a prominent place in the
 * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
 * 
 * (3) The following bibliography is recommended for citation and must be
 * preserved in all covered files:
 * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
 *   parallel geometric multigrid solver on hierarchically distributed grids.
 *   Computing and visualization in science 16, 4 (2013), 151-164"
 * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
 *   flexible software system for simulating pde based models on high performance
 *   computers. Computing and visualization in science 16, 4 (2013), 165-179"
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 */
 
#ifndef CONTACT_H_
#define CONTACT_H_
 
#include "bridge/bridge.h"
 
// other ug4 modules
#include "common/common.h"
#include "lib_algebra/active_set/lagrange_multiplier_disc_interface.h"
 
// intern headers
#include "../small_strain_mech.h"
 
using namespace std;
 
namespace ug{
namespace SmallStrainMechanics{
 
 
template <typename TDomain, typename TGridFunction>
class ContactSmallStrainMechanics
  :  public ILagrangeMultiplierDisc<TDomain, TGridFunction>
{
  private:
    typedef ILagrangeMultiplierDisc<TDomain, TGridFunction> base_type;
 
    typedef ContactSmallStrainMechanics<TDomain, TGridFunction> this_type;
 
  public:
    typedef typename base_type::domain_type domain_type;
 
    static const int dim = base_type::dim;
 
  public:
    ContactSmallStrainMechanics(
        SmartPtr<SmallStrainMechanicsElemDisc<TDomain> > spLinElastPlast);
 
    virtual ~ContactSmallStrainMechanics() {}
 
    virtual void lagrange_multiplier(TGridFunction& lagMult, const TGridFunction& u,
        vector<DoFIndex> vActiveSet, vector<int> vActiveSubsets);
 
    template <typename TSideElem, typename TIterator>
    void contact_forces_elem(TIterator iterBegin,
        TIterator iterEnd, const TGridFunction& u, TGridFunction& contactForce,
        vector<DoFIndex> vActiveSetGlob);
 
  private:
    SmartPtr<SmallStrainMechanicsElemDisc<TDomain> >  m_spMechElemDisc;
};
 
}// end of namespace SmallStrainMechanics
}// end of namespace ug
 
#include "contact_impl.h"
 
#endif /* CONTACT_H_ */