20 #ifndef LIBMESH_EDGE_H 21 #define LIBMESH_EDGE_H 24 #include "libmesh/elem.h" 45 Edge (
const unsigned int nn,
47 Node ** nodelinkdata) :
59 virtual ~Edge() =
default;
64 virtual unsigned short dim () const override final {
return 1; }
69 virtual unsigned int n_nodes()
const override {
return 2; }
74 virtual unsigned int n_sides() const override final {
return 2; }
79 virtual unsigned int n_vertices() const override final {
return 2; }
84 virtual unsigned int n_edges() const override final {
return 0; }
89 virtual unsigned int n_faces() const override final {
return 0; }
94 virtual unsigned int n_children() const override final {
return 2; }
100 const unsigned int s)
const override final;
106 const unsigned int)
const override final 113 virtual unsigned int opposite_side(
const unsigned int s)
const override final;
121 const unsigned int s)
const override final;
148 unsigned int )
const override final;
155 unsigned int edge_node)
const override final;
160 virtual std::unique_ptr<Elem>
side_ptr (
const unsigned int i)
override final;
165 virtual void side_ptr (std::unique_ptr<Elem> & side,
const unsigned int i)
override final;
170 virtual std::unique_ptr<Elem>
build_side_ptr (
const unsigned int i,
171 bool proxy=
false) override final;
177 const
unsigned int i) override final;
183 { libmesh_not_implemented();
return std::unique_ptr<Elem>(); }
188 virtual void build_edge_ptr (std::unique_ptr<Elem> &,
const unsigned int)
override final 189 { libmesh_not_implemented(); }
191 virtual std::vector<unsigned int>
nodes_on_side(
const unsigned int s)
const override;
193 virtual std::vector<unsigned int>
nodes_on_edge(
const unsigned int e)
const override;
195 virtual std::vector<unsigned int>
sides_on_edge(
const unsigned int)
const override final 206 {
return (this->
point(0) + this->
point(1)) / 2; }
211 virtual void permute(
unsigned int)
override final { libmesh_error(); }
213 virtual bool is_flipped() const override final;
226 #ifdef LIBMESH_ENABLE_AMR 232 const unsigned int)
const 233 { libmesh_not_implemented();
return 0; }
241 #endif // LIBMESH_EDGE_H virtual unsigned int n_vertices() const override final
ElemType
Defines an enum for geometric element types.
A Node is like a Point, but with more information.
Edge(const unsigned int nn, Elem *p, Node **nodelinkdata)
Default line element, takes number of nodes and parent.
virtual unsigned int local_edge_node(unsigned int edge, unsigned int edge_node) const override final
Throws an error.
Elem * _elemlinks_data[3+(LIBMESH_DIM >1)]
Data for links to parent/neighbor/interior_parent elements.
virtual std::vector< unsigned int > nodes_on_side(const unsigned int s) const override
virtual unsigned int local_side_node(unsigned int side, unsigned int) const override final
virtual dof_id_type key(const unsigned int s) const override final
unsigned int side_children_matrix(const unsigned int, const unsigned int) const
Matrix that allows children to inherit boundary conditions.
virtual dof_id_type key() const
virtual bool is_flipped() const override final
virtual unsigned short dim() const override final
virtual unsigned int n_edges() const override final
This is the base class from which all geometric element types are derived.
The libMesh namespace provides an interface to certain functionality in the library.
virtual void permute(unsigned int) override final
Permutes the element (by swapping node and neighbor pointers) according to the specified index...
void set_interior_parent(Elem *p)
Sets the pointer to the element's interior_parent.
virtual unsigned int n_permutations() const override final
Returns the number of independent permutations of element nodes - e.g.
virtual bool is_edge_on_side(const unsigned int, const unsigned int) const override final
virtual std::unique_ptr< Elem > build_edge_ptr(const unsigned int) override final
The Elem::build_edge_ptr() member makes no sense for edges.
virtual dof_id_type low_order_key(const unsigned int s) const override final
virtual Point quasicircumcenter() const override
virtual std::unique_ptr< Elem > build_side_ptr(const unsigned int i, bool proxy=false) override final
virtual unsigned int opposite_side(const unsigned int s) const override final
virtual std::unique_ptr< Elem > side_ptr(const unsigned int i) override final
virtual unsigned int n_children() const override final
virtual unsigned int n_faces() const override final
unsigned int center_node_on_side(const unsigned short side) const override final
virtual void build_edge_ptr(std::unique_ptr< Elem > &, const unsigned int) override final
The Elem::build_edge_ptr() member makes no sense for edges.
Edge & operator=(const Edge &)=delete
The Edge is an element in 1D.
ElemType side_type(const unsigned int s) const override final
virtual std::vector< unsigned int > sides_on_edge(const unsigned int) const override final
static dof_id_type compute_key(dof_id_type n0)
virtual unsigned int opposite_node(const unsigned int n, const unsigned int s) const override final
A Point defines a location in LIBMESH_DIM dimensional Real space.
dof_id_type node_id(const unsigned int i) const
const Point & point(const unsigned int i) const
virtual unsigned int n_nodes() const override
virtual std::vector< unsigned int > nodes_on_edge(const unsigned int e) const override
virtual bool is_child_on_side(const unsigned int c, const unsigned int s) const override final
virtual unsigned int n_sides() const override final