lagrange_local_dof.h

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/*
 * Copyright (c) 2011-2015:  G-CSC, Goethe University Frankfurt
 * Author: Andreas Vogel
 * 
 * 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 __H__UG__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__
#define __H__UG__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__
 
#include "lib_disc/local_finite_element/local_dof_set.h"
 
namespace ug{
 
size_t LagrangeNumDoFs(const ReferenceObjectID elem, const size_t p);
 
size_t LagrangeNumDoFOnSub(const ReferenceObjectID elem,
                           const ReferenceObjectID sub, const size_t p);
 
 
// Lagrange LocalDoFSets
 
template <typename TRefElem>
class LagrangeLDS : public LocalDoFSet
{
  public:
    LagrangeLDS(size_t order = 1);
 
    void set_order(size_t order);
 
    ReferenceObjectID roid() const {return TRefElem::REFERENCE_OBJECT_ID;}
 
    size_t num_dof() const {return m_vLocalDoF.size();};
 
    size_t num_dof(ReferenceObjectID roid) const;
 
    const LocalDoF& local_dof(size_t dof) const {return m_vLocalDoF[dof];}
 
    bool exact_position_available() const {return true;};
 
  protected:
    size_t p;   
    std::vector<LocalDoF> m_vLocalDoF;  
};
 
} //namespace ug
 
#endif /* __H__UG__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__ */