#include <Mesh3D.hpp>

Inheritance diagram for polyfem::mesh::Mesh3D:

Collaboration diagram for polyfem::mesh::Mesh3D:

Public Member Functions
	Mesh3D ()=default

virtual	~Mesh3D ()=default

	Mesh3D (Mesh3D &&)=default

Mesh3D &	operator= (Mesh3D &&)=default

	Mesh3D (const Mesh3D &)=default

Mesh3D &	operator= (const Mesh3D &)=default

bool	is_volume () const override
	checks if mesh is volume

virtual int	n_cell_edges (const int c_id) const =0

virtual int	n_cell_faces (const int c_id) const =0

virtual int	cell_face (const int c_id, const int lf_id) const =0

virtual int	cell_edge (const int c_id, const int le_id) const =0

void	elements_boxes (std::vector< std::array< Eigen::Vector3d, 2 > > &boxes) const override
	constructs a box around every element (3d cell, 2d face)

void	barycentric_coords (const RowVectorNd &p, const int el_id, Eigen::MatrixXd &coord) const override
	constructs barycentric coodiantes for a point p.

void	compute_cell_jacobian (const int el_id, const Eigen::MatrixXd &reference_map, Eigen::MatrixXd &jacobian) const

virtual RowVectorNd	kernel (const int cell_id) const =0

double	tri_area (const int gid) const override
	area of a tri face of a tet mesh

std::pair< RowVectorNd, int >	edge_node (const Navigation3D::Index &index, const int n_new_nodes, const int i) const

std::pair< RowVectorNd, int >	face_node (const Navigation3D::Index &index, const int n_new_nodes, const int i, const int j) const

std::pair< RowVectorNd, int >	cell_node (const Navigation3D::Index &index, const int n_new_nodes, const int i, const int j, const int k) const

void	get_edges (Eigen::MatrixXd &p0, Eigen::MatrixXd &p1) const override
	Get all the edges.

void	get_edges (Eigen::MatrixXd &p0, Eigen::MatrixXd &p1, const std::vector< bool > &valid_elements) const override
	Get all the edges according to valid_elements selection.

virtual Navigation3D::Index	get_index_from_element (int hi, int lf, int lv) const =0

virtual Navigation3D::Index	get_index_from_element (int hi) const =0

virtual Navigation3D::Index	get_index_from_element_edge (int hi, int v0, int v1) const =0

virtual Navigation3D::Index	get_index_from_element_face (int hi, int v0, int v1, int v2) const =0

virtual std::vector< uint32_t >	vertex_neighs (const int v_gid) const =0

virtual std::vector< uint32_t >	edge_neighs (const int e_gid) const =0

virtual Navigation3D::Index	switch_vertex (Navigation3D::Index idx) const =0

virtual Navigation3D::Index	switch_edge (Navigation3D::Index idx) const =0

virtual Navigation3D::Index	switch_face (Navigation3D::Index idx) const =0

virtual Navigation3D::Index	switch_element (Navigation3D::Index idx) const =0

virtual Navigation3D::Index	next_around_edge (Navigation3D::Index idx) const =0

virtual Navigation3D::Index	next_around_face (Navigation3D::Index idx) const =0

void	to_face_functions (std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 6 > &to_face) const

void	to_vertex_functions (std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 8 > &to_vertex) const

void	to_edge_functions (std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 12 > &to_edge) const

std::array< int, 8 >	get_ordered_vertices_from_hex (const int element_index) const

virtual std::array< int, 4 >	get_ordered_vertices_from_tet (const int element_index) const

virtual void	get_vertex_elements_neighs (const int v_id, std::vector< int > &ids) const =0

virtual void	get_edge_elements_neighs (const int e_id, std::vector< int > &ids) const =0

void	compute_element_barycenters (Eigen::MatrixXd &barycenters) const override
	utility for 2d/3d.

Public Member Functions inherited from polyfem::mesh::Mesh
virtual std::unique_ptr< Mesh >	copy () const =0
	Create a copy of the mesh.

virtual	~Mesh ()=default
	Destroy the Mesh object.

	Mesh (Mesh &&)=default
	Construct a new Mesh object.

Mesh &	operator= (Mesh &&)=default
	Copy constructor.

	Mesh (const Mesh &)=default
	Construct a new Mesh object.

Mesh &	operator= (const Mesh &)=default

virtual void	refine (const int n_refinement, const double t)=0
	refine the mesh

int	dimension () const
	utily for dimension

virtual bool	is_conforming () const =0
	if the mesh is conforming

int	n_elements () const
	utitlity to return the number of elements, cells or faces in 3d and 2d

int	n_boundary_elements () const
	utitlity to return the number of boundary elements, faces or edges in 3d and 2d

virtual int	n_cells () const =0
	number of cells

virtual int	n_faces () const =0
	number of faces

virtual int	n_edges () const =0
	number of edges

virtual int	n_vertices () const =0
	number of vertices

virtual int	n_face_vertices (const int f_id) const =0
	number of vertices of a face

virtual int	n_cell_vertices (const int c_id) const =0
	number of vertices of a cell

virtual int	edge_vertex (const int e_id, const int lv_id) const =0
	id of the edge vertex

virtual int	face_vertex (const int f_id, const int lv_id) const =0
	id of the face vertex

virtual int	cell_vertex (const int f_id, const int lv_id) const =0
	id of the vertex of a cell

int	element_vertex (const int el_id, const int lv_id) const
	id of the vertex of a element

std::vector< int >	element_vertices (const int el_id) const
	list of vids of an element

int	boundary_element_vertex (const int primitive_id, const int lv_id) const

virtual bool	is_boundary_vertex (const int vertex_global_id) const =0
	is vertex boundary

virtual bool	is_boundary_edge (const int edge_global_id) const =0
	is edge boundary

virtual bool	is_boundary_face (const int face_global_id) const =0
	is face boundary

virtual bool	is_boundary_element (const int element_global_id) const =0
	is cell boundary

virtual bool	save (const std::string &path) const =0

virtual void	attach_higher_order_nodes (const Eigen::MatrixXd &V, const std::vector< std::vector< int > > &nodes)=0
	attach high order nodes

const Eigen::MatrixXi &	orders () const
	order of each element

bool	is_rational () const
	check if curved mesh has rational polynomials elements

void	set_is_rational (const bool in_is_rational)
	Set the is rational object.

virtual void	normalize ()=0
	normalize the mesh

virtual void	compute_elements_tag ()=0
	compute element types, see ElementType

virtual void	update_elements_tag ()
	Update elements types.

virtual double	edge_length (const int gid) const
	edge length

virtual double	quad_area (const int gid) const
	area of a quad face of an hex mesh

virtual RowVectorNd	point (const int global_index) const =0
	point coordinates

virtual void	set_point (const int global_index, const RowVectorNd &p)=0
	Set the point.

virtual RowVectorNd	edge_barycenter (const int e) const =0
	edge barycenter

virtual RowVectorNd	face_barycenter (const int f) const =0
	face barycenter

virtual RowVectorNd	cell_barycenter (const int c) const =0
	cell barycenter

void	edge_barycenters (Eigen::MatrixXd &barycenters) const
	all edges barycenters

void	face_barycenters (Eigen::MatrixXd &barycenters) const
	all face barycenters

void	cell_barycenters (Eigen::MatrixXd &barycenters) const
	all cells barycenters

virtual void	bounding_box (RowVectorNd &min, RowVectorNd &max) const =0
	computes the bbox of the mesh

bool	is_spline_compatible (const int el_id) const
	checks if element is spline compatible

bool	is_cube (const int el_id) const
	checks if element is cube compatible

bool	is_polytope (const int el_id) const
	checks if element is polygon compatible

bool	is_simplex (const int el_id) const
	checks if element is simples compatible

const std::vector< ElementType > &	elements_tag () const
	Returns the elements types.

void	set_tag (const int el, const ElementType type)
	changes the element type

void	compute_node_ids (const std::function< int(const size_t, const RowVectorNd &, bool)> &marker)
	computes boundary selections based on a function

virtual void	load_boundary_ids (const std::string &path)
	loads the boundary selections for a file

virtual void	compute_boundary_ids (const std::function< int(const size_t, const std::vector< int > &, const RowVectorNd &, bool)> &marker)=0
	computes boundary selections based on a function

virtual void	compute_body_ids (const std::function< int(const size_t, const std::vector< int > &, const RowVectorNd &)> &marker)=0
	computes boundary selections based on a function

virtual void	set_boundary_ids (const std::vector< int > &boundary_ids)
	Set the boundary selection from a vector.

virtual void	set_body_ids (const std::vector< int > &body_ids)
	Set the volume sections.

virtual int	get_default_boundary_id (const int primitive) const
	Get the default boundary selection of an element (face in 3d, edge in 2d)

virtual int	get_boundary_id (const int primitive) const
	Get the boundary selection of an element (face in 3d, edge in 2d)

virtual int	get_node_id (const int node_id) const
	Get the boundary selection of a node.

void	update_nodes (const Eigen::VectorXi &in_node_to_node)
	Update the node ids to reorder them.

virtual int	get_body_id (const int primitive) const
	Get the volume selection of an element (cell in 3d, face in 2d)

virtual const std::vector< int > &	get_body_ids () const
	Get the volume selection of all elements (cells in 3d, faces in 2d)

bool	has_node_ids () const
	checks if points selections are available

bool	has_boundary_ids () const
	checks if surface selections are available

virtual bool	has_body_ids () const
	checks if volumes selections are available

const std::vector< double > &	cell_weights (const int cell_index) const
	weights for rational polynomial meshes

void	set_cell_weights (const std::vector< std::vector< double > > &in_cell_weights)
	Set the cell weights for rational polynomial meshes.

virtual void	prepare_mesh ()
	method used to finalize the mesh.

bool	has_poly () const
	checks if the mesh has polytopes

bool	is_simplicial () const
	checks if the mesh is simplicial

bool	is_linear () const
	check if the mesh is linear

std::vector< std::pair< int, int > >	edges () const
	list of sorted edges.

std::vector< std::vector< int > >	faces () const
	list of sorted faces.

std::unordered_map< std::pair< int, int >, size_t, polyfem::utils::HashPair >	edges_to_ids () const
	map from edge (pair of v id) to the id of the edge

std::unordered_map< std::vector< int >, size_t, polyfem::utils::HashVector >	faces_to_ids () const
	map from face (tuple of v id) to the id of the face

const Eigen::VectorXi &	in_ordered_vertices () const
	Order of the input vertices.

const Eigen::MatrixXi &	in_ordered_edges () const
	Order of the input edges.

const Eigen::MatrixXi &	in_ordered_faces () const
	Order of the input edges.

virtual void	append (const Mesh &mesh)
	appends a new mesh to the end of this

void	append (const std::unique_ptr< Mesh > &mesh)
	appends a new mesh to the end of this, utility that takes pointer, calls other one

void	apply_affine_transformation (const MatrixNd &A, const VectorNd &b)
	Apply an affine transformation \(Ax+b\) to the vertex positions \(x\).

Additional Inherited Members
Static Public Member Functions inherited from polyfem::mesh::Mesh
static std::unique_ptr< Mesh >	create (const std::string &path, const bool non_conforming=false)
	factory to build the proper mesh

static std::unique_ptr< Mesh >	create (GEO::Mesh &M, const bool non_conforming=false)
	factory to build the proper mesh

static std::unique_ptr< Mesh >	create (const Eigen::MatrixXd &vertices, const Eigen::MatrixXi &cells, const bool non_conforming=false)
	factory to build the proper mesh

static std::unique_ptr< Mesh >	create (const int dim, const bool non_conforming=false)
	factory to build the proper empty mesh

Protected Member Functions inherited from polyfem::mesh::Mesh
	Mesh ()=default
	Construct a new Mesh object.

virtual bool	load (const std::string &path)=0
	loads a mesh from the path

virtual bool	load (const GEO::Mesh &M)=0
	loads a mesh from a geo mesh

Protected Attributes inherited from polyfem::mesh::Mesh
std::vector< ElementType >	elements_tag_
	list of element types

std::vector< int >	node_ids_
	list of node labels

std::vector< int >	boundary_ids_
	list of surface labels

std::vector< int >	body_ids_
	list of volume labels

Eigen::MatrixXi	orders_
	list of geometry orders, one per cell

bool	is_rational_ = false
	stores if the mesh is rational

std::vector< EdgeNodes >	edge_nodes_
	high-order nodes associates to edges

std::vector< FaceNodes >	face_nodes_
	high-order nodes associates to faces

std::vector< CellNodes >	cell_nodes_
	high-order nodes associates to cells

std::vector< std::vector< double > >	cell_weights_
	weights associates to cells for rational polynomail meshes

Eigen::VectorXi	in_ordered_vertices_
	Order of the input vertices.

Eigen::MatrixXi	in_ordered_edges_
	Order of the input edges.

Eigen::MatrixXi	in_ordered_faces_
	Order of the input faces, TODO: change to std::vector of Eigen::Vector.

Detailed Description

Definition at line 18 of file Mesh3D.hpp.

Constructor & Destructor Documentation

◆ Mesh3D() [1/3]

polyfem::mesh::Mesh3D::Mesh3D ( )

default

◆ ~Mesh3D()

virtual polyfem::mesh::Mesh3D::~Mesh3D ( )

virtualdefault

◆ Mesh3D() [2/3]

polyfem::mesh::Mesh3D::Mesh3D ( Mesh3D && )

default

◆ Mesh3D() [3/3]

polyfem::mesh::Mesh3D::Mesh3D ( const Mesh3D & )

default

Member Function Documentation

◆ barycentric_coords()

void polyfem::mesh::Mesh3D::barycentric_coords	(	const RowVectorNd &	p,
		const int	el_id,
		Eigen::MatrixXd &	coord
	)		const

overridevirtual

constructs barycentric coodiantes for a point p.

WARNING works only for simplices

Parameters

[in]	p	query point
[in]	el_id	element id
[out]	coord	matrix containing the barycentric coodinates

Implements polyfem::mesh::Mesh.

Definition at line 410 of file Mesh3D.cpp.

References get_ordered_vertices_from_tet(), polyfem::mesh::Mesh::is_simplex(), and polyfem::mesh::Mesh::point().

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◆ cell_edge()

virtual int polyfem::mesh::Mesh3D::cell_edge	(	const int	c_id,
		const int	le_id
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by get_edges(), and polyfem::refinement::APriori::p_refine().

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◆ cell_face()

virtual int polyfem::mesh::Mesh3D::cell_face	(	const int	c_id,
		const int	lf_id
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::io::Evaluator::interpolate_boundary_function().

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◆ cell_node()

std::pair< RowVectorNd, int > polyfem::mesh::Mesh3D::cell_node	(	const Navigation3D::Index &	index,
		const int	n_new_nodes,
		const int	i,
		const int	j,
		const int	k
	)		const

Definition at line 199 of file Mesh3D.cpp.

References polyfem::mesh::Mesh::cell_barycenter(), polyfem::mesh::Mesh::cell_nodes_, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Mesh::is_cube(), polyfem::mesh::Mesh::is_simplex(), polyfem::mesh::Mesh::orders_, polyfem::mesh::Mesh::point(), switch_edge(), switch_face(), switch_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

Referenced by polyfem::mesh::MeshNodes::node_ids_from_cell().

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◆ compute_cell_jacobian()

void polyfem::mesh::Mesh3D::compute_cell_jacobian	(	const int	el_id,
		const Eigen::MatrixXd &	reference_map,
		Eigen::MatrixXd &	jacobian
	)		const

Definition at line 424 of file Mesh3D.cpp.

References get_ordered_vertices_from_tet(), polyfem::mesh::Mesh::is_simplex(), and polyfem::mesh::Mesh::point().

Referenced by polyfem::solver::AMIPSForm::AMIPSForm(), and polyfem::State::set_materials().

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◆ compute_element_barycenters()

void polyfem::mesh::Mesh3D::compute_element_barycenters ( Eigen::MatrixXd & barycenters ) const

inlineoverridevirtual

utility for 2d/3d.

In 2d it returns face_barycenters, in 3d it returns cell_barycenters

Parameters

[out] barycenters the barycenters

Implements polyfem::mesh::Mesh.

Definition at line 88 of file Mesh3D.hpp.

References polyfem::mesh::Mesh::cell_barycenters().

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◆ edge_neighs()

virtual std::vector< uint32_t > polyfem::mesh::Mesh3D::edge_neighs ( const int e_gid ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::refinement::APriori::p_refine().

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◆ edge_node()

std::pair< RowVectorNd, int > polyfem::mesh::Mesh3D::edge_node	(	const Navigation3D::Index &	index,
		const int	n_new_nodes,
		const int	i
	)		const

Definition at line 80 of file Mesh3D.cpp.

References polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Mesh::edge_nodes_, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Mesh::orders_, polyfem::mesh::Mesh::point(), switch_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

Referenced by polyfem::mesh::MeshNodes::node_ids_from_edge().

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◆ elements_boxes()

void polyfem::mesh::Mesh3D::elements_boxes ( std::vector< std::array< Eigen::Vector3d, 2 > > & boxes ) const

overridevirtual

constructs a box around every element (3d cell, 2d face)

Parameters

[out] boxes axis aligned bounding boxes

Implements polyfem::mesh::Mesh.

Definition at line 388 of file Mesh3D.cpp.

References polyfem::mesh::Mesh::cell_vertex(), polyfem::mesh::Mesh::n_cell_vertices(), polyfem::mesh::Mesh::n_elements(), and polyfem::mesh::Mesh::point().

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◆ face_node()

std::pair< RowVectorNd, int > polyfem::mesh::Mesh3D::face_node	(	const Navigation3D::Index &	index,
		const int	n_new_nodes,
		const int	i,
		const int	j
	)		const

Definition at line 99 of file Mesh3D.cpp.

References polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Mesh::face_nodes_, polyfem::mesh::Mesh::is_cube(), polyfem::mesh::Mesh::is_simplex(), next_around_face(), polyfem::mesh::Mesh::orders_, polyfem::mesh::Mesh::point(), switch_edge(), switch_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

Referenced by polyfem::mesh::MeshNodes::node_ids_from_face().

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◆ get_edge_elements_neighs()

virtual void polyfem::mesh::Mesh3D::get_edge_elements_neighs	(	const int	e_id,
		std::vector< int > &	ids
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

◆ get_edges() [1/2]

void polyfem::mesh::Mesh3D::get_edges	(	Eigen::MatrixXd &	p0,
		Eigen::MatrixXd &	p1
	)		const

overridevirtual

Get all the edges.

Parameters

[out]	p0	edge first vertex
[out]	p1	edge second vertex

Implements polyfem::mesh::Mesh.

Definition at line 33 of file Mesh3D.cpp.

References polyfem::mesh::Mesh::edge_vertex(), polyfem::mesh::Mesh::n_edges(), and polyfem::mesh::Mesh::point().

Referenced by polyfem::mesh::CMesh3D::normalize(), and polyfem::refinement::APriori::p_refine().

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◆ get_edges() [2/2]

void polyfem::mesh::Mesh3D::get_edges	(	Eigen::MatrixXd &	p0,
		Eigen::MatrixXd &	p1,
		const std::vector< bool > &	valid_elements
	)		const

overridevirtual

Get all the edges according to valid_elements selection.

Parameters

[out]	p0	edge first vertex
[out]	p1	edge second vertex
[in]	valid_elements	flag to compute the edge

Implements polyfem::mesh::Mesh.

Definition at line 48 of file Mesh3D.cpp.

References cell_edge(), polyfem::mesh::Mesh::edge_vertex(), n_cell_edges(), and polyfem::mesh::Mesh::point().

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◆ get_index_from_element() [1/2]

virtual Navigation3D::Index polyfem::mesh::Mesh3D::get_index_from_element ( int hi ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

◆ get_index_from_element() [2/2]

virtual Navigation3D::Index polyfem::mesh::Mesh3D::get_index_from_element	(	int	hi,
		int	lf,
		int	lv
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::mesh::extract_polyhedra(), get_ordered_vertices_from_hex(), and get_ordered_vertices_from_tet().

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◆ get_index_from_element_edge()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::get_index_from_element_edge	(	int	hi,
		int	v0,
		int	v1
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::basis::LagrangeBasis3d::hex_face_local_nodes(), and polyfem::basis::LagrangeBasis3d::tet_face_local_nodes().

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◆ get_index_from_element_face()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::get_index_from_element_face	(	int	hi,
		int	v0,
		int	v1,
		int	v2
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::basis::LagrangeBasis3d::tet_face_local_nodes().

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◆ get_ordered_vertices_from_hex()

std::array< int, 8 > polyfem::mesh::Mesh3D::get_ordered_vertices_from_hex ( const int element_index ) const

Definition at line 322 of file Mesh3D.cpp.

References get_index_from_element(), polyfem::mesh::Mesh::is_cube(), and to_vertex_functions().

Referenced by polyfem::mesh::to_geogram_mesh().

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◆ get_ordered_vertices_from_tet()

std::array< int, 4 > polyfem::mesh::Mesh3D::get_ordered_vertices_from_tet ( const int element_index ) const

virtual

Reimplemented in polyfem::mesh::NCMesh3D.

Definition at line 346 of file Mesh3D.cpp.

References get_index_from_element(), next_around_face(), switch_edge(), switch_face(), and switch_vertex().

Referenced by polyfem::mesh::CMesh3D::barycentric_coords(), barycentric_coords(), and compute_cell_jacobian().

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◆ get_vertex_elements_neighs()

virtual void polyfem::mesh::Mesh3D::get_vertex_elements_neighs	(	const int	v_id,
		std::vector< int > &	ids
	)		const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

◆ is_volume()

bool polyfem::mesh::Mesh3D::is_volume ( ) const

inlineoverridevirtual

checks if mesh is volume

Returns: if mesh is volumetric

Implements polyfem::mesh::Mesh.

Definition at line 28 of file Mesh3D.hpp.

Referenced by polyfem::basis::PolygonalBasis3d::build_bases(), polyfem::basis::SplineBasis3d::build_bases(), polyfem::basis::PolygonalBasis3d::compute_integral_constraints(), and polyfem::compute_integral_constraints().

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◆ kernel()

virtual RowVectorNd polyfem::mesh::Mesh3D::kernel ( const int cell_id ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::mesh::extract_polyhedra().

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◆ n_cell_edges()

virtual int polyfem::mesh::Mesh3D::n_cell_edges ( const int c_id ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by get_edges().

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◆ n_cell_faces()

virtual int polyfem::mesh::Mesh3D::n_cell_faces ( const int c_id ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::mesh::extract_polyhedra(), and polyfem::io::Evaluator::interpolate_boundary_function().

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◆ next_around_edge()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::next_around_edge ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

◆ next_around_face()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::next_around_face ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::mesh::extract_polyhedra(), face_node(), get_ordered_vertices_from_tet(), polyfem::basis::LagrangeBasis3d::hex_face_local_nodes(), and polyfem::basis::LagrangeBasis3d::tet_face_local_nodes().

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◆ operator=() [1/2]

Mesh3D & polyfem::mesh::Mesh3D::operator= ( const Mesh3D & )

default

◆ operator=() [2/2]

Mesh3D & polyfem::mesh::Mesh3D::operator= ( Mesh3D && )

default

◆ switch_edge()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::switch_edge ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by cell_node(), face_node(), get_ordered_vertices_from_tet(), to_edge_functions(), to_face_functions(), and to_vertex_functions().

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◆ switch_element()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::switch_element ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by polyfem::mesh::MeshNodes::node_ids_from_face().

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◆ switch_face()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::switch_face ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by cell_node(), get_ordered_vertices_from_tet(), to_edge_functions(), to_face_functions(), and to_vertex_functions().

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◆ switch_vertex()

virtual Navigation3D::Index polyfem::mesh::Mesh3D::switch_vertex ( Navigation3D::Index idx ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

Referenced by cell_node(), edge_node(), face_node(), get_ordered_vertices_from_tet(), polyfem::basis::LagrangeBasis3d::hex_face_local_nodes(), polyfem::basis::LagrangeBasis3d::tet_face_local_nodes(), to_edge_functions(), to_face_functions(), and to_vertex_functions().

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◆ to_edge_functions()

void polyfem::mesh::Mesh3D::to_edge_functions ( std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 12 > & to_edge ) const

Definition at line 298 of file Mesh3D.cpp.

References switch_edge(), switch_face(), and switch_vertex().

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◆ to_face_functions()

void polyfem::mesh::Mesh3D::to_face_functions ( std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 6 > & to_face ) const

Definition at line 267 of file Mesh3D.cpp.

References switch_edge(), switch_face(), and switch_vertex().

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◆ to_vertex_functions()

void polyfem::mesh::Mesh3D::to_vertex_functions ( std::array< std::function< Navigation3D::Index(Navigation3D::Index)>, 8 > & to_vertex ) const

Definition at line 285 of file Mesh3D.cpp.

References switch_edge(), switch_face(), and switch_vertex().

Referenced by get_ordered_vertices_from_hex().

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◆ tri_area()

double polyfem::mesh::Mesh3D::tri_area ( const int gid ) const

overridevirtual

area of a tri face of a tet mesh

Parameters

[in] gid global face id

Returns: tet area

Reimplemented from polyfem::mesh::Mesh.

Definition at line 18 of file Mesh3D.cpp.

References polyfem::mesh::Mesh::face_vertex(), polyfem::mesh::Mesh::n_face_vertices(), polyfem::mesh::Mesh::n_vertices(), and polyfem::mesh::Mesh::point().

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◆ vertex_neighs()

virtual std::vector< uint32_t > polyfem::mesh::Mesh3D::vertex_neighs ( const int v_gid ) const

pure virtual

Implemented in polyfem::mesh::CMesh3D, and polyfem::mesh::NCMesh3D.

The documentation for this class was generated from the following files:

src/polyfem/mesh/mesh3D/Mesh3D.hpp
src/polyfem/mesh/mesh3D/Mesh3D.cpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Mesh3D() [1/3]

◆ ~Mesh3D()

◆ Mesh3D() [2/3]

◆ Mesh3D() [3/3]

Member Function Documentation

◆ barycentric_coords()

◆ cell_edge()

◆ cell_face()

◆ cell_node()

◆ compute_cell_jacobian()

◆ compute_element_barycenters()

◆ edge_neighs()

◆ edge_node()

◆ elements_boxes()

◆ face_node()

◆ get_edge_elements_neighs()

◆ get_edges() [1/2]

◆ get_edges() [2/2]

◆ get_index_from_element() [1/2]

◆ get_index_from_element() [2/2]

◆ get_index_from_element_edge()

◆ get_index_from_element_face()

◆ get_ordered_vertices_from_hex()

◆ get_ordered_vertices_from_tet()

◆ get_vertex_elements_neighs()

◆ is_volume()

◆ kernel()

◆ n_cell_edges()

◆ n_cell_faces()

◆ next_around_edge()

◆ next_around_face()

◆ operator=() [1/2]

◆ operator=() [2/2]

◆ switch_edge()

◆ switch_element()

◆ switch_face()

◆ switch_vertex()

◆ to_edge_functions()

◆ to_face_functions()

◆ to_vertex_functions()

◆ tri_area()

◆ vertex_neighs()