cell_inf_hex16.h

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
 
// This library 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.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 
 
#ifndef LIBMESH_CELL_INF_HEX16_H
#define LIBMESH_CELL_INF_HEX16_H
 
#include "libmesh/libmesh_config.h"
 
#ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
 
// Local includes
#include "libmesh/cell_inf_hex.h"
 
namespace libMesh
{
 
class InfHex16 final : public InfHex
{
public:
 
  explicit
  InfHex16 (Elem * p=nullptr) :
    InfHex(num_nodes, p, _nodelinks_data)
  {}
 
  InfHex16 (InfHex16 &&) = delete;
  InfHex16 (const InfHex16 &) = delete;
  InfHex16 & operator= (const InfHex16 &) = delete;
  InfHex16 & operator= (InfHex16 &&) = delete;
  virtual ~InfHex16() = default;
 
  virtual unsigned int n_nodes() const override { return num_nodes; }
 
  virtual ElemType type () const override { return INFHEX16; }
 
  virtual unsigned int n_sub_elem() const override { return 1; }
 
  virtual bool is_node_on_side(const unsigned int n,
                               const unsigned int s) const override;
 
  virtual std::vector<unsigned int> nodes_on_side(const unsigned int s) const override;
 
  virtual std::vector<unsigned int> nodes_on_edge(const unsigned int e) const override;
 
  virtual bool is_node_on_edge(const unsigned int n,
                               const unsigned int e) const override;
 
  virtual Order default_order() const override;
 
  virtual unsigned int local_side_node(unsigned int side,
                                       unsigned int side_node) const override;
 
  virtual unsigned int local_edge_node(unsigned int edge,
                                       unsigned int edge_node) const override;
 
  virtual std::unique_ptr<Elem> build_side_ptr (const unsigned int i) override;
 
  virtual void build_side_ptr (std::unique_ptr<Elem> & elem,
                               const unsigned int i) override;
 
  // Avoid hiding deprecated version with different signature
  using Elem::build_side_ptr;
 
  virtual std::unique_ptr<Elem> build_edge_ptr (const unsigned int i) override;
 
  virtual void build_edge_ptr (std::unique_ptr<Elem> & edge, const unsigned int i) override;
 
  virtual void connectivity(const unsigned int sc,
                            const IOPackage iop,
                            std::vector<dof_id_type> & conn) const override;
 
  unsigned int vtk_element_type (const unsigned int) const
  { return 12; }
 
  virtual unsigned int n_second_order_adjacent_vertices (const unsigned int) const override
  { return 2; }
 
  virtual unsigned short int second_order_adjacent_vertex (const unsigned int n,
                                                           const unsigned int v) const override;
 
  virtual std::pair<unsigned short int, unsigned short int>
  second_order_child_vertex (const unsigned int n) const override;
 
  static const int num_nodes = 16;
  static const int nodes_per_side = 8;
  static const int nodes_per_edge = 3;
 
  static const unsigned int side_nodes_map[num_sides][nodes_per_side];
 
  static const unsigned int edge_nodes_map[num_edges][nodes_per_edge];
 
  virtual void permute(unsigned int perm_num) override final;
 
  virtual void flip(BoundaryInfo *) override final;
 
  ElemType side_type (const unsigned int s) const override final;
 
protected:
 
  Node * _nodelinks_data[num_nodes];
 
 
#ifdef LIBMESH_ENABLE_AMR
 
  virtual Real embedding_matrix (const unsigned int i,
                                 const unsigned int j,
                                 const unsigned int k) const override
  { return _embedding_matrix[i][j][k]; }
 
  static const Real _embedding_matrix[num_children][num_nodes][num_nodes];
 
  LIBMESH_ENABLE_TOPOLOGY_CACHES;
 
#endif // LIBMESH_ENABLE_AMR
 
};
 
} // namespace libMesh
 
#endif  // ifdef LIBMESH_ENABLE_INFINITE_ELEMENTS
 
 
#endif // LIBMESH_CELL_INF_HEX16_H