20 #ifndef LIBMESH_FACE_TRI_H 21 #define LIBMESH_FACE_TRI_H 24 #include "libmesh/libmesh_common.h" 25 #include "libmesh/face.h" 55 Tri (
const unsigned int nn,
57 Node ** nodelinkdata) :
66 Tri (
const Tri &) =
delete;
69 virtual ~Tri() =
default;
77 libmesh_assert_less(i, this->
n_nodes());
93 virtual unsigned int n_nodes()
const override {
return 3; }
98 virtual unsigned int n_sides() const override final {
return 3; }
103 virtual unsigned int n_vertices() const override final {
return 3; }
108 virtual unsigned int n_edges() const override final {
return 3; }
113 virtual unsigned int n_children() const override final {
return 4; }
120 const unsigned int s)
const override final;
152 unsigned int side_node) const override;
160 unsigned int edge_node) const override;
165 virtual
std::unique_ptr<
Elem>
side_ptr (const
unsigned int i) override final;
171 const
unsigned int i) override final;
191 virtual bool is_flipped() const override final;
222 #endif // LIBMESH_FACE_TRI_H virtual std::unique_ptr< Elem > side_ptr(const unsigned int i) override final
static const Real _master_points[6][3]
Master element node locations.
Tri(const unsigned int nn, Elem *p, Node **nodelinkdata)
Default triangular element, takes number of nodes and parent.
A Node is like a Point, but with more information.
virtual unsigned int local_edge_node(unsigned int edge, unsigned int edge_node) const override
Calls local_side_node(edge, edge_node).
The Face is an abstract element type that lives in two dimensions.
static const int num_sides
Geometric constants for all Tris.
virtual dof_id_type key() const
static constexpr Real TOLERANCE
virtual bool is_flipped() const override final
This is the base class from which all geometric element types are derived.
The Tri is an element in 2D composed of 3 sides.
virtual unsigned int n_vertices() const override final
virtual unsigned int n_permutations() const override final
Three sides, one orientation each.
The libMesh namespace provides an interface to certain functionality in the library.
static const int num_children
void set_interior_parent(Elem *p)
Sets the pointer to the element's interior_parent.
virtual unsigned int n_sides() const override final
Tri & operator=(const Tri &)=delete
virtual std::vector< unsigned int > edges_adjacent_to_node(const unsigned int n) const override
virtual bool is_child_on_side(const unsigned int c, const unsigned int s) const override final
virtual dof_id_type key() const override final
virtual dof_id_type low_order_key(const unsigned int s) const override
ElemQuality
Defines an enum for element quality metrics.
virtual unsigned int local_side_node(unsigned int side, unsigned int side_node) const override
virtual Point master_point(const unsigned int i) const override final
virtual unsigned int n_nodes() const override
DIE A HORRIBLE DEATH HERE typedef LIBMESH_DEFAULT_SCALAR_TYPE Real
virtual bool on_reference_element(const Point &p, const Real eps=TOLERANCE) const override final
virtual std::pair< Real, Real > qual_bounds(const ElemQuality q) const override
virtual unsigned int n_children() const override final
Elem * _elemlinks_data[4+(LIBMESH_DIM >2)]
Data for links to parent/neighbor/interior_parent elements.
virtual Real quality(const ElemQuality q) const override
A Point defines a location in LIBMESH_DIM dimensional Real space.
virtual unsigned int n_edges() const override final
static const unsigned int adjacent_sides_map[3][2]
This maps the node to the (in this case) 2 side ids adjacent to the node.