Line data    Source code

       1              : /*
       2              :  * Copyright (c) 2011-2015:  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__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__
      34              : #define __H__UG__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__
      35              : 
      36              : #include "lib_disc/local_finite_element/local_dof_set.h"
      37              : 
      38              : namespace ug{
      39              : 
      40              : /// returns number of DoFs on element type for order p
      41              : size_t LagrangeNumDoFs(const ReferenceObjectID elem, const size_t p);
      42              : 
      43              : ///     returns number of DoFs Subelement for an element type and order p
      44              : size_t LagrangeNumDoFOnSub(const ReferenceObjectID elem,
      45              :                            const ReferenceObjectID sub, const size_t p);
      46              : 
      47              : 
      48              : ///////////////////////////////////////////////////////////////////////////////
      49              : // Lagrange LocalDoFSets
      50              : ///////////////////////////////////////////////////////////////////////////////
      51              : 
      52              : /// Lagrange DoF Set
      53              : template <typename TRefElem>
      54            0 : class LagrangeLDS : public LocalDoFSet
      55              : {
      56              :         public:
      57              :         ///     constructor
      58              :                 LagrangeLDS(size_t order = 1);
      59              : 
      60              :         ///     sets the order
      61              :                 void set_order(size_t order);
      62              : 
      63              :         ///     returns the type of reference element
      64            0 :                 ReferenceObjectID roid() const {return TRefElem::REFERENCE_OBJECT_ID;}
      65              : 
      66              :         ///     returns the total number of DoFs on the finite element
      67            0 :                 size_t num_dof() const {return m_vLocalDoF.size();};
      68              : 
      69              :         ///     returns the number of DoFs on a sub-geometric object type
      70              :                 size_t num_dof(ReferenceObjectID roid) const;
      71              : 
      72              :         ///     returns the dof storage
      73            0 :                 const LocalDoF& local_dof(size_t dof) const {return m_vLocalDoF[dof];}
      74              : 
      75              :         ///     returns if the local dof position are exact
      76            0 :                 bool exact_position_available() const {return true;};
      77              : 
      78              :         protected:
      79              :                 size_t p;               ///< order
      80              :                 std::vector<LocalDoF> m_vLocalDoF;        ///< association to geom obj
      81              : };
      82              : 
      83              : } //namespace ug
      84              : 
      85              : #endif /* __H__UG__LIB_DISC__LOCAL_SHAPE_FUNCTION_SET__LAGRANGE__LAGRANGE_LOCAL_DOF__ */