#include <NCMesh3D.hpp>

Inheritance diagram for polyfem::mesh::NCMesh3D:

Collaboration diagram for polyfem::mesh::NCMesh3D:

Classes
struct	ArrayHasher2D

struct	ArrayHasher3D

struct	follower_edge

struct	follower_face

struct	ncBoundary

struct	ncElem

struct	ncVert

Public Member Functions
	NCMesh3D ()=default

virtual	~NCMesh3D ()=default

	NCMesh3D (NCMesh3D &&)=default

NCMesh3D &	operator= (NCMesh3D &&)=default

	NCMesh3D (const NCMesh3D &)=default

NCMesh3D &	operator= (const NCMesh3D &)=default

void	refine (const int n_refinement, const double t) override
	refine the mesh

bool	is_conforming () const override
	if the mesh is conforming

int	n_cells () const override
	number of cells

int	n_faces () const override
	number of faces

int	n_edges () const override
	number of edges

int	n_vertices () const override
	number of vertices

int	n_face_vertices (const int f_id) const override
	number of vertices of a face

int	n_face_cells (const int f_id) const

int	n_edge_cells (const int e_id) const

int	n_cell_vertices (const int c_id) const override
	number of vertices of a cell

int	n_cell_edges (const int c_id) const override

int	n_cell_faces (const int c_id) const override

int	cell_vertex (const int f_id, const int lv_id) const override
	id of the vertex of a cell

int	cell_face (const int c_id, const int lf_id) const override

int	cell_edge (const int c_id, const int le_id) const override

int	face_vertex (const int f_id, const int lv_id) const override
	id of the face vertex

int	face_edge (const int f_id, const int le_id) const

int	edge_vertex (const int e_id, const int lv_id) const override
	id of the edge vertex

int	cell_ref_level (const int c_id) const

bool	is_boundary_vertex (const int vertex_global_id) const override
	is vertex boundary

bool	is_boundary_edge (const int edge_global_id) const override
	is edge boundary

bool	is_boundary_face (const int face_global_id) const override
	is face boundary

bool	is_boundary_element (const int element_global_id) const override
	is cell boundary

bool	save (const std::string &path) const override

bool	build_from_matrices (const Eigen::MatrixXd &V, const Eigen::MatrixXi &F) override
	build a mesh from matrices

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

void	normalize () override
	normalize the mesh

void	compute_elements_tag () override
	compute element types, see ElementType

void	update_elements_tag () override
	Update elements types.

double	edge_length (const int gid) const override
	edge length

RowVectorNd	point (const int global_index) const override
	point coordinates

void	set_point (const int global_index, const RowVectorNd &p) override
	Set the point.

RowVectorNd	edge_barycenter (const int e) const override
	edge barycenter

RowVectorNd	face_barycenter (const int f) const override
	face barycenter

RowVectorNd	cell_barycenter (const int c) const override
	cell barycenter

void	bounding_box (RowVectorNd &min, RowVectorNd &max) const override
	computes the bbox of the mesh

void	compute_boundary_ids (const double eps) override
	computes the selection based on the bbx of the mesh.

void	compute_boundary_ids (const std::function< int(const RowVectorNd &)> &marker) override
	computes boundary selections based on a function

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

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

void	compute_boundary_ids (const std::function< int(const std::vector< int > &, bool)> &marker) override
	computes boundary selections based on a function

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

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

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

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

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

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

void	triangulate_faces (Eigen::MatrixXi &tris, Eigen::MatrixXd &pts, std::vector< int > &ranges) const override
	generate a triangular representation of every face

RowVectorNd	kernel (const int cell_id) const override

Navigation3D::Index	get_index_from_element (int hi, int lf, int lv) const override

Navigation3D::Index	get_index_from_element (int hi) const override

Navigation3D::Index	get_index_from_element_edge (int hi, int v0, int v1) const override

Navigation3D::Index	get_index_from_element_face (int hi, int v0, int v1, int v2) const override

std::vector< uint32_t >	vertex_neighs (const int v_gid) const override

std::vector< uint32_t >	edge_neighs (const int e_gid) const override

int	leader_edge_of_vertex (const int v_id) const

int	leader_edge_of_edge (const int e_id) const

int	leader_face_of_vertex (const int v_id) const

int	leader_face_of_edge (const int e_id) const

int	leader_face_of_face (const int f_id) const

int	n_follower_edges (const int e_id) const

int	n_follower_faces (const int e_id) const

Navigation3D::Index	switch_vertex (Navigation3D::Index idx) const override

Navigation3D::Index	switch_edge (Navigation3D::Index idx) const override

Navigation3D::Index	switch_face (Navigation3D::Index idx) const override

Navigation3D::Index	switch_element (Navigation3D::Index idx) const override

Navigation3D::Index	next_around_edge (Navigation3D::Index idx) const override

Navigation3D::Index	next_around_face (Navigation3D::Index idx) const override

void	get_vertex_elements_neighs (const int v_id, std::vector< int > &ids) const override

void	get_edge_elements_neighs (const int e_id, std::vector< int > &ids) const override

void	get_face_elements_neighs (const int f_id, std::vector< int > &ids) const

void	refine_element (int id_full)

void	refine_elements (const std::vector< int > &ids)

void	coarsen_element (int id_full)

void	mark_boundary ()

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

void	build_index_mapping ()

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

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

std::unique_ptr< Mesh >	copy () const override
	Create a copy of the mesh.

Public Member Functions inherited from polyfem::mesh::Mesh3D
	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

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

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

RowVectorNd	edge_node (const Navigation3D::Index &index, const int n_new_nodes, const int i) const

RowVectorNd	face_node (const Navigation3D::Index &index, const int n_new_nodes, const int i, const int j) const

RowVectorNd	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.

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

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

Public Member Functions inherited from polyfem::mesh::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

int	dimension () const
	utily for dimension

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

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

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

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

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

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 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_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 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.

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.

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 \(x\).

Protected Member Functions
bool	load (const std::string &path) override
	loads a mesh from the path

bool	load (const GEO::Mesh &M) override
	loads a mesh from a geo mesh

int	all_to_valid_vertex (const int id) const

int	valid_to_all_vertex (const int id) const

int	all_to_valid_edge (const int id) const

int	valid_to_all_edge (const int id) const

int	all_to_valid_face (const int id) const

int	valid_to_all_face (const int id) const

int	all_to_valid_elem (const int id) const

int	valid_to_all_elem (const int id) const

int	find_vertex (Eigen::Vector2i v) const

int	find_vertex (const int v1, const int v2) const

int	get_vertex (Eigen::Vector2i v)

int	find_edge (Eigen::Vector2i v) const

int	find_edge (const int v1, const int v2) const

int	get_edge (Eigen::Vector2i v)

int	get_edge (const int v1, const int v2)

int	find_face (Eigen::Vector3i v) const

int	find_face (const int v1, const int v2, const int v3) const

int	get_face (Eigen::Vector3i v)

int	get_face (const int v1, const int v2, const int v3)

void	traverse_edge (Eigen::Vector2i v, double p1, double p2, int depth, std::vector< follower_edge > &list) const

void	build_edge_follower_chain ()

void	traverse_face (int v1, int v2, int v3, Eigen::Vector2d p1, Eigen::Vector2d p2, Eigen::Vector2d p3, int depth, std::vector< follower_face > &face_list, std::vector< int > &edge_list) const

void	build_face_follower_chain ()

void	build_element_vertex_adjacency ()

int	add_element (Eigen::Vector4i v, int parent=-1)

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

Protected Attributes
int	n_elements = 0

bool	index_prepared = false

bool	adj_prepared = false

std::vector< ncElem >	elements

std::vector< ncVert >	vertices

std::vector< ncBoundary >	edges

std::vector< ncBoundary >	faces

std::unordered_map< Eigen::Vector2i, int, ArrayHasher2D >	midpointMap

std::unordered_map< Eigen::Vector2i, int, ArrayHasher2D >	edgeMap

std::unordered_map< Eigen::Vector3i, int, ArrayHasher3D >	faceMap

std::vector< int >	all_to_valid_elemMap

std::vector< int >	valid_to_all_elemMap

std::vector< int >	all_to_valid_vertexMap

std::vector< int >	valid_to_all_vertexMap

std::vector< int >	all_to_valid_edgeMap

std::vector< int >	valid_to_all_edgeMap

std::vector< int >	all_to_valid_faceMap

std::vector< int >	valid_to_all_faceMap

std::vector< int >	refineHistory

Eigen::SparseMatrix< bool, Eigen::RowMajor >	elementAdj

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.

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

Detailed Description

Definition at line 11 of file NCMesh3D.hpp.

Constructor & Destructor Documentation

◆ NCMesh3D() [1/3]

polyfem::mesh::NCMesh3D::NCMesh3D ( )

default

◆ ~NCMesh3D()

virtual polyfem::mesh::NCMesh3D::~NCMesh3D ( )

virtualdefault

◆ NCMesh3D() [2/3]

polyfem::mesh::NCMesh3D::NCMesh3D ( NCMesh3D && )

default

◆ NCMesh3D() [3/3]

polyfem::mesh::NCMesh3D::NCMesh3D ( const NCMesh3D & )

default

Member Function Documentation

◆ add_element()

int polyfem::mesh::NCMesh3D::add_element	(	Eigen::Vector4i	v,
		int	parent = `-1`
	)

protected

Definition at line 1223 of file NCMesh3D.cpp.

References add_element(), edges, elements, faces, get_edge(), get_face(), n_elements, and vertices.

Referenced by add_element(), append(), build_from_matrices(), load(), and refine_element().

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◆ all_to_valid_edge()

int polyfem::mesh::NCMesh3D::all_to_valid_edge ( const int id ) const

inlineprotected

Definition at line 402 of file NCMesh3D.hpp.

References all_to_valid_edgeMap, and index_prepared.

Referenced by cell_edge(), face_edge(), get_index_from_element_edge(), leader_edge_of_edge(), and leader_edge_of_vertex().

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◆ all_to_valid_elem()

int polyfem::mesh::NCMesh3D::all_to_valid_elem ( const int id ) const

inlineprotected

Definition at line 426 of file NCMesh3D.hpp.

References all_to_valid_elemMap, and index_prepared.

Referenced by edge_neighs(), get_edge_elements_neighs(), get_face_elements_neighs(), get_vertex_elements_neighs(), switch_element(), and vertex_neighs().

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◆ all_to_valid_face()

int polyfem::mesh::NCMesh3D::all_to_valid_face ( const int id ) const

inlineprotected

Definition at line 414 of file NCMesh3D.hpp.

References all_to_valid_faceMap, and index_prepared.

Referenced by cell_face(), get_index_from_element_face(), leader_face_of_edge(), leader_face_of_face(), and leader_face_of_vertex().

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◆ all_to_valid_vertex()

int polyfem::mesh::NCMesh3D::all_to_valid_vertex ( const int id ) const

inlineprotected

Definition at line 390 of file NCMesh3D.hpp.

References all_to_valid_vertexMap, and index_prepared.

Referenced by cell_vertex(), edge_vertex(), and face_vertex().

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◆ append()

void polyfem::mesh::NCMesh3D::append ( const Mesh & mesh )

overridevirtual

appends a new mesh to the end of this

Parameters

[in] mesh to append

Reimplemented from polyfem::mesh::Mesh.

Definition at line 899 of file NCMesh3D.cpp.

References add_element(), polyfem::mesh::Mesh::append(), elements, n_cells(), n_vertices(), prepare_mesh(), and vertices.

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◆ attach_higher_order_nodes()

void polyfem::mesh::NCMesh3D::attach_higher_order_nodes	(	const Eigen::MatrixXd &	V,
		const std::vector< std::vector< int > > &	nodes
	)

overridevirtual

attach high order nodes

Parameters

[in]	V	nodes
[in]	nodes	list of nodes per element

Implements polyfem::mesh::Mesh.

Definition at line 80 of file NCMesh3D.cpp.

References n_cells().

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◆ bounding_box()

void polyfem::mesh::NCMesh3D::bounding_box	(	RowVectorNd &	min,
		RowVectorNd &	max
	)		const

overridevirtual

computes the bbox of the mesh

Parameters

[out]	min	min coodiante
[out]	max	max coodiante

Implements polyfem::mesh::Mesh.

Definition at line 149 of file NCMesh3D.cpp.

References vertices.

Referenced by compute_boundary_ids(), and normalize().

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◆ build_edge_follower_chain()

void polyfem::mesh::NCMesh3D::build_edge_follower_chain ( )

protected

Definition at line 1062 of file NCMesh3D.cpp.

References edges, and traverse_edge().

Referenced by prepare_mesh().

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◆ build_element_vertex_adjacency()

void polyfem::mesh::NCMesh3D::build_element_vertex_adjacency ( )

protected

Definition at line 1168 of file NCMesh3D.cpp.

References edges, faces, and vertices.

Referenced by prepare_mesh().

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◆ build_face_follower_chain()

void polyfem::mesh::NCMesh3D::build_face_follower_chain ( )

protected

Definition at line 1131 of file NCMesh3D.cpp.

References edges, faces, and traverse_face().

Referenced by prepare_mesh().

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◆ build_from_matrices()

bool polyfem::mesh::NCMesh3D::build_from_matrices	(	const Eigen::MatrixXd &	V,
		const Eigen::MatrixXi &	F
	)

overridevirtual

build a mesh from matrices

Parameters

[in]	V	vertices
[in]	F	connectivity

Returns: if success

Implements polyfem::mesh::Mesh.

Definition at line 52 of file NCMesh3D.cpp.

References add_element(), adj_prepared, edgeMap, edges, elements, polyfem::F, faceMap, index_prepared, midpointMap, n_elements, prepare_mesh(), refineHistory, V, and vertices.

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◆ build_index_mapping()

void polyfem::mesh::NCMesh3D::build_index_mapping ( )

Definition at line 845 of file NCMesh3D.cpp.

References all_to_valid_edgeMap, all_to_valid_elemMap, all_to_valid_faceMap, all_to_valid_vertexMap, edges, elements, faces, index_prepared, n_edges(), n_elements, n_faces(), n_vertices(), valid_to_all_edgeMap, valid_to_all_elemMap, valid_to_all_faceMap, valid_to_all_vertexMap, and vertices.

Referenced by prepare_mesh().

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◆ cell_barycenter()

RowVectorNd polyfem::mesh::NCMesh3D::cell_barycenter ( const int c ) const

overridevirtual

cell barycenter

Parameters

[in] c global cell index

Returns: cell barycenter

Implements polyfem::mesh::Mesh.

Definition at line 140 of file NCMesh3D.cpp.

References face_vertex(), and point().

Referenced by compute_body_ids().

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◆ cell_edge()

int polyfem::mesh::NCMesh3D::cell_edge	(	const int	c_id,
		const int	le_id
	)		const

inlineoverridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 222 of file NCMesh3D.hpp.

References all_to_valid_edge(), edges, elements, and valid_to_all_elem().

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◆ cell_face()

int polyfem::mesh::NCMesh3D::cell_face	(	const int	c_id,
		const int	lf_id
	)		const

inlineoverridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 221 of file NCMesh3D.hpp.

References all_to_valid_face(), elements, faces, and valid_to_all_elem().

Referenced by get_index_from_element(), get_index_from_element(), get_index_from_element_edge(), get_index_from_element_face(), switch_element(), switch_face(), and triangulate_faces().

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◆ cell_ref_level()

int polyfem::mesh::NCMesh3D::cell_ref_level ( const int c_id ) const

inline

Definition at line 227 of file NCMesh3D.hpp.

References elements, and valid_to_all_elem().

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◆ cell_vertex()

int polyfem::mesh::NCMesh3D::cell_vertex	(	const int	f_id,
		const int	lv_id
	)		const

inlineoverridevirtual

id of the vertex of a cell

Parameters

[in]	f_id	global cell id
[in]	lv_id	local vertex id

Returns: vertex id

Implements polyfem::mesh::Mesh.

Definition at line 220 of file NCMesh3D.hpp.

References all_to_valid_vertex(), elements, valid_to_all_elem(), and vertices.

Referenced by get_ordered_vertices_from_tet(), is_boundary_element(), and triangulate_faces().

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◆ coarsen_element()

void polyfem::mesh::NCMesh3D::coarsen_element ( int id_full )

Definition at line 754 of file NCMesh3D.cpp.

References edges, elements, faces, n_elements, refineHistory, and vertices.

◆ compute_body_ids()

void polyfem::mesh::NCMesh3D::compute_body_ids ( const std::function< int(const size_t, const RowVectorNd &)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the id and barycenter and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 284 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::body_ids_, cell_barycenter(), elements, n_cells(), and valid_to_all_elem().

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◆ compute_boundary_ids() [1/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const double eps )

overridevirtual

computes the selection based on the bbx of the mesh.

Left gets 1, bottom 2, right 3, top 4, front 5, back 6

Parameters

[in] eps tolerance for proximity

Implements polyfem::mesh::Mesh.

Definition at line 166 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, bounding_box(), face_barycenter(), faces, is_boundary_face(), n_faces(), and valid_to_all_face().

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◆ compute_boundary_ids() [2/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const std::function< int(const RowVectorNd &)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the barycenter and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 200 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, face_barycenter(), faces, is_boundary_face(), n_faces(), and valid_to_all_face().

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◆ compute_boundary_ids() [3/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const std::function< int(const RowVectorNd &, bool)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the barycenter and true/false if the element is on the boundary and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 216 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, face_barycenter(), faces, is_boundary_face(), n_faces(), and valid_to_all_face().

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◆ compute_boundary_ids() [4/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const std::function< int(const size_t, const RowVectorNd &, bool)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the id, barycenter, and true/false if the element is on the boundary and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 230 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, face_barycenter(), faces, is_boundary_face(), n_faces(), and valid_to_all_face().

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◆ compute_boundary_ids() [5/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const std::function< int(const size_t, const std::vector< int > &, const RowVectorNd &, bool)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the id, the list of vertices, the barycenter, and true/false if the element is on the boundary and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 263 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, face_barycenter(), face_vertex(), faces, is_boundary_face(), n_face_vertices(), n_faces(), and valid_to_all_face().

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◆ compute_boundary_ids() [6/6]

void polyfem::mesh::NCMesh3D::compute_boundary_ids ( const std::function< int(const std::vector< int > &, bool)> & marker )

overridevirtual

computes boundary selections based on a function

Parameters

[in] marker lambda function that takes the list of vertices and true/false if the element is on the boundary and returns an integer

Implements polyfem::mesh::Mesh.

Definition at line 244 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::boundary_ids_, face_vertex(), faces, is_boundary_face(), n_face_vertices(), n_faces(), and valid_to_all_face().

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◆ compute_elements_tag()

void polyfem::mesh::NCMesh3D::compute_elements_tag ( )

overridevirtual

compute element types, see ElementType

Implements polyfem::mesh::Mesh.

Definition at line 99 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::elements_tag_, n_cells(), and polyfem::mesh::SIMPLEX.

Referenced by prepare_mesh().

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◆ copy()

std::unique_ptr< Mesh > polyfem::mesh::NCMesh3D::copy ( ) const

overridevirtual

Create a copy of the mesh.

Returns: pointer to the new copy mesh

Implements polyfem::mesh::Mesh.

Definition at line 924 of file NCMesh3D.cpp.

◆ edge_barycenter()

RowVectorNd polyfem::mesh::NCMesh3D::edge_barycenter ( const int e ) const

overridevirtual

edge barycenter

Parameters

[in] e global edge index

Returns: edge barycenter

Implements polyfem::mesh::Mesh.

Definition at line 125 of file NCMesh3D.cpp.

References edge_vertex(), and point().

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◆ edge_length()

double polyfem::mesh::NCMesh3D::edge_length ( const int gid ) const

overridevirtual

edge length

Parameters

[in] gid global edge id

Returns: edge length

Reimplemented from polyfem::mesh::Mesh.

Definition at line 107 of file NCMesh3D.cpp.

References edge_vertex(), and point().

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◆ edge_neighs()

std::vector< uint32_t > polyfem::mesh::NCMesh3D::edge_neighs ( const int e_gid ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 543 of file NCMesh3D.cpp.

References all_to_valid_elem(), edges, and valid_to_all_edge().

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◆ edge_vertex()

int polyfem::mesh::NCMesh3D::edge_vertex	(	const int	e_id,
		const int	lv_id
	)		const

inlineoverridevirtual

id of the edge vertex

Parameters

[in]	e_id	global edge id
[in]	lv_id	local vertex index

Returns: int id of the face vertex

Implements polyfem::mesh::Mesh.

Definition at line 225 of file NCMesh3D.hpp.

References all_to_valid_vertex(), edges, valid_to_all_edge(), and vertices.

Referenced by edge_barycenter(), edge_length(), get_index_from_element_face(), and switch_vertex().

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◆ face_barycenter()

RowVectorNd polyfem::mesh::NCMesh3D::face_barycenter ( const int f ) const

overridevirtual

face barycenter

Parameters

[in] f global face index

Returns: face barycenter

Implements polyfem::mesh::Mesh.

Definition at line 132 of file NCMesh3D.cpp.

References face_vertex(), and point().

Referenced by compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), and compute_boundary_ids().

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◆ face_edge()

int polyfem::mesh::NCMesh3D::face_edge	(	const int	f_id,
		const int	le_id
	)		const

Definition at line 18 of file NCMesh3D.cpp.

References all_to_valid_edge(), faces, find_edge(), and valid_to_all_face().

Referenced by get_index_from_element(), get_index_from_element(), get_index_from_element_edge(), get_index_from_element_face(), switch_edge(), and switch_face().

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◆ face_vertex()

int polyfem::mesh::NCMesh3D::face_vertex	(	const int	f_id,
		const int	lv_id
	)		const

inlineoverridevirtual

id of the face vertex

Parameters

[in]	f_id	global face id
[in]	lv_id	local vertex index

Returns: int id of the face vertex

Implements polyfem::mesh::Mesh.

Definition at line 223 of file NCMesh3D.hpp.

References all_to_valid_vertex(), faces, valid_to_all_face(), and vertices.

Referenced by cell_barycenter(), compute_boundary_ids(), compute_boundary_ids(), face_barycenter(), get_index_from_element(), get_index_from_element(), get_index_from_element_edge(), get_index_from_element_face(), switch_face(), switch_vertex(), and triangulate_faces().

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◆ find_edge() [1/2]

int polyfem::mesh::NCMesh3D::find_edge	(	const int	v1,
		const int	v2
	)		const

inlineprotected

Definition at line 446 of file NCMesh3D.hpp.

References find_edge().

Referenced by find_edge().

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◆ find_edge() [2/2]

int polyfem::mesh::NCMesh3D::find_edge ( Eigen::Vector2i v ) const

protected

Definition at line 995 of file NCMesh3D.cpp.

References edgeMap.

Referenced by face_edge(), get_edge(), get_index_from_element_edge(), mark_boundary(), refine_element(), traverse_edge(), and traverse_face().

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◆ find_face() [1/2]

int polyfem::mesh::NCMesh3D::find_face	(	const int	v1,
		const int	v2,
		const int	v3
	)		const

inlineprotected

Definition at line 454 of file NCMesh3D.hpp.

References find_face().

Referenced by find_face().

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◆ find_face() [2/2]

int polyfem::mesh::NCMesh3D::find_face ( Eigen::Vector3i v ) const

protected

Definition at line 1016 of file NCMesh3D.cpp.

References faceMap.

Referenced by get_face(), get_index_from_element_face(), refine_element(), and traverse_face().

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◆ find_vertex() [1/2]

int polyfem::mesh::NCMesh3D::find_vertex	(	const int	v1,
		const int	v2
	)		const

inlineprotected

Definition at line 439 of file NCMesh3D.hpp.

References find_vertex().

Referenced by find_vertex().

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◆ find_vertex() [2/2]

int polyfem::mesh::NCMesh3D::find_vertex ( Eigen::Vector2i v ) const

protected

Definition at line 973 of file NCMesh3D.cpp.

References midpointMap.

Referenced by get_vertex(), refine_element(), traverse_edge(), and traverse_face().

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◆ get_body_id()

int polyfem::mesh::NCMesh3D::get_body_id ( const int primitive ) const

inlineoverridevirtual

Get the volume selection of an element (cell in 3d, face in 2d)

Parameters

[in] primitive element id

Returns: label of element

Reimplemented from polyfem::mesh::Mesh.

Definition at line 271 of file NCMesh3D.hpp.

References elements, and valid_to_all_elem().

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◆ get_boundary_id()

int polyfem::mesh::NCMesh3D::get_boundary_id ( const int primitive ) const

inlineoverridevirtual

Get the boundary selection of an element (face in 3d, edge in 2d)

Parameters

[in] primitive element id

Returns: label of element

Reimplemented from polyfem::mesh::Mesh.

Definition at line 270 of file NCMesh3D.hpp.

References faces, and valid_to_all_face().

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◆ get_edge() [1/2]

int polyfem::mesh::NCMesh3D::get_edge	(	const int	v1,
		const int	v2
	)

inlineprotected

Definition at line 450 of file NCMesh3D.hpp.

References get_edge().

Referenced by get_edge().

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◆ get_edge() [2/2]

int polyfem::mesh::NCMesh3D::get_edge ( Eigen::Vector2i v )

protected

Definition at line 1004 of file NCMesh3D.cpp.

References edgeMap, edges, and find_edge().

Referenced by add_element(), and refine_element().

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◆ get_edge_elements_neighs()

void polyfem::mesh::NCMesh3D::get_edge_elements_neighs	(	const int	e_id,
		std::vector< int > &	ids
	)		const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 628 of file NCMesh3D.cpp.

References all_to_valid_elem(), edges, and valid_to_all_edge().

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◆ get_face() [1/2]

int polyfem::mesh::NCMesh3D::get_face	(	const int	v1,
		const int	v2,
		const int	v3
	)

inlineprotected

Definition at line 457 of file NCMesh3D.hpp.

References get_face().

Referenced by get_face().

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◆ get_face() [2/2]

int polyfem::mesh::NCMesh3D::get_face ( Eigen::Vector3i v )

protected

Definition at line 1025 of file NCMesh3D.cpp.

References faceMap, faces, and find_face().

Referenced by add_element(), and refine_element().

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◆ get_face_elements_neighs()

void polyfem::mesh::NCMesh3D::get_face_elements_neighs	(	const int	f_id,
		std::vector< int > &	ids
	)		const

Definition at line 634 of file NCMesh3D.cpp.

References all_to_valid_elem(), faces, and valid_to_all_face().

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◆ get_index_from_element() [1/2]

Navigation3D::Index polyfem::mesh::NCMesh3D::get_index_from_element ( int hi ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 440 of file NCMesh3D.cpp.

References cell_face(), polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_edge(), face_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

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◆ get_index_from_element() [2/2]

Navigation3D::Index polyfem::mesh::NCMesh3D::get_index_from_element	(	int	hi,
		int	lf,
		int	lv
	)		const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 422 of file NCMesh3D.cpp.

References cell_face(), polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_edge(), face_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

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◆ get_index_from_element_edge()

Navigation3D::Index polyfem::mesh::NCMesh3D::get_index_from_element_edge	(	int	hi,
		int	v0,
		int	v1
	)		const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 454 of file NCMesh3D.cpp.

References all_to_valid_edge(), cell_face(), polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_edge(), face_vertex(), find_edge(), n_face_vertices(), switch_vertex(), valid_to_all_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

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◆ get_index_from_element_face()

Navigation3D::Index polyfem::mesh::NCMesh3D::get_index_from_element_face	(	int	hi,
		int	v0,
		int	v1,
		int	v2
	)		const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 487 of file NCMesh3D.cpp.

References all_to_valid_face(), cell_face(), polyfem::mesh::Navigation3D::Index::edge, edge_vertex(), polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_edge(), face_vertex(), find_face(), n_face_vertices(), switch_edge(), switch_vertex(), valid_to_all_vertex(), and polyfem::mesh::Navigation3D::Index::vertex.

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◆ get_ordered_vertices_from_tet()

std::array< int, 4 > polyfem::mesh::NCMesh3D::get_ordered_vertices_from_tet ( const int element_index ) const

overridevirtual

Reimplemented from polyfem::mesh::Mesh3D.

Definition at line 1219 of file NCMesh3D.cpp.

References cell_vertex().

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◆ get_vertex()

int polyfem::mesh::NCMesh3D::get_vertex ( Eigen::Vector2i v )

protected

Definition at line 982 of file NCMesh3D.cpp.

References find_vertex(), midpointMap, and vertices.

Referenced by refine_element().

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◆ get_vertex_elements_neighs()

void polyfem::mesh::NCMesh3D::get_vertex_elements_neighs	(	const int	v_id,
		std::vector< int > &	ids
	)		const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 622 of file NCMesh3D.cpp.

References all_to_valid_elem(), valid_to_all_vertex(), and vertices.

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◆ is_boundary_edge()

bool polyfem::mesh::NCMesh3D::is_boundary_edge ( const int edge_global_id ) const

inlineoverridevirtual

is edge boundary

Parameters

[in] edge_global_id global edge id

Returns: is edge boundary

Implements polyfem::mesh::Mesh.

Definition at line 230 of file NCMesh3D.hpp.

References edges, and valid_to_all_edge().

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◆ is_boundary_element()

bool polyfem::mesh::NCMesh3D::is_boundary_element ( const int element_global_id ) const

overridevirtual

is cell boundary

Parameters

[in] element_global_id global cell id

Returns: is cell boundary

Implements polyfem::mesh::Mesh.

Definition at line 42 of file NCMesh3D.cpp.

References cell_vertex(), index_prepared, is_boundary_vertex(), and n_cell_edges().

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◆ is_boundary_face()

bool polyfem::mesh::NCMesh3D::is_boundary_face ( const int face_global_id ) const

inlineoverridevirtual

is face boundary

Parameters

[in] face_global_id global face id

Returns: is face boundary

Implements polyfem::mesh::Mesh.

Definition at line 231 of file NCMesh3D.hpp.

References faces, and valid_to_all_face().

Referenced by compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), and compute_boundary_ids().

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◆ is_boundary_vertex()

bool polyfem::mesh::NCMesh3D::is_boundary_vertex ( const int vertex_global_id ) const

inlineoverridevirtual

is vertex boundary

Parameters

[in] vertex_global_id global vertex id

Returns: is vertex boundary

Implements polyfem::mesh::Mesh.

Definition at line 229 of file NCMesh3D.hpp.

References valid_to_all_vertex(), and vertices.

Referenced by is_boundary_element().

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◆ is_conforming()

bool polyfem::mesh::NCMesh3D::is_conforming ( ) const

inlineoverridevirtual

if the mesh is conforming

Returns: if the mesh is conforming

Implements polyfem::mesh::Mesh.

Definition at line 186 of file NCMesh3D.hpp.

◆ kernel()

RowVectorNd polyfem::mesh::NCMesh3D::kernel ( const int cell_id ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 417 of file NCMesh3D.cpp.

◆ leader_edge_of_edge()

int polyfem::mesh::NCMesh3D::leader_edge_of_edge ( const int e_id ) const

inline

Definition at line 291 of file NCMesh3D.hpp.

References adj_prepared, all_to_valid_edge(), edges, and valid_to_all_edge().

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◆ leader_edge_of_vertex()

int polyfem::mesh::NCMesh3D::leader_edge_of_vertex ( const int v_id ) const

inline

Definition at line 286 of file NCMesh3D.hpp.

References adj_prepared, all_to_valid_edge(), valid_to_all_vertex(), and vertices.

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◆ leader_face_of_edge()

int polyfem::mesh::NCMesh3D::leader_face_of_edge ( const int e_id ) const

inline

Definition at line 303 of file NCMesh3D.hpp.

References adj_prepared, all_to_valid_face(), edges, and valid_to_all_edge().

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◆ leader_face_of_face()

int polyfem::mesh::NCMesh3D::leader_face_of_face ( const int f_id ) const

inline

Definition at line 309 of file NCMesh3D.hpp.

References adj_prepared, all_to_valid_face(), faces, and valid_to_all_face().

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◆ leader_face_of_vertex()

int polyfem::mesh::NCMesh3D::leader_face_of_vertex ( const int v_id ) const

inline

Definition at line 297 of file NCMesh3D.hpp.

References adj_prepared, all_to_valid_face(), valid_to_all_vertex(), and vertices.

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◆ load() [1/2]

bool polyfem::mesh::NCMesh3D::load ( const GEO::Mesh & M )

overrideprotectedvirtual

loads a mesh from a geo mesh

Parameters

[in] M geo mesh

Returns: if success

Implements polyfem::mesh::Mesh.

Definition at line 939 of file NCMesh3D.cpp.

References add_element(), n_elements, prepare_mesh(), V, and vertices.

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◆ load() [2/2]

bool polyfem::mesh::NCMesh3D::load ( const std::string & path )

overrideprotectedvirtual

loads a mesh from the path

Parameters

[in] path file location

Returns: if success

Implements polyfem::mesh::Mesh.

Definition at line 929 of file NCMesh3D.cpp.

References polyfem::utils::StringUtils::endswith(), and load().

Referenced by load().

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◆ mark_boundary()

void polyfem::mesh::NCMesh3D::mark_boundary ( )

Definition at line 796 of file NCMesh3D.cpp.

References edges, faces, find_edge(), and vertices.

Referenced by prepare_mesh().

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◆ n_cell_edges()

int polyfem::mesh::NCMesh3D::n_cell_edges ( const int c_id ) const

inlineoverridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 218 of file NCMesh3D.hpp.

Referenced by is_boundary_element().

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◆ n_cell_faces()

int polyfem::mesh::NCMesh3D::n_cell_faces ( const int c_id ) const

inlineoverridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 219 of file NCMesh3D.hpp.

Referenced by switch_element(), and triangulate_faces().

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◆ n_cell_vertices()

int polyfem::mesh::NCMesh3D::n_cell_vertices ( const int c_id ) const

inlineoverridevirtual

number of vertices of a cell

Parameters

[in] c_id global cell id (face for 2d meshes)

Returns: number of vertices

Implements polyfem::mesh::Mesh.

Definition at line 217 of file NCMesh3D.hpp.

Referenced by triangulate_faces().

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◆ n_cells()

int polyfem::mesh::NCMesh3D::n_cells ( ) const

inlineoverridevirtual

number of cells

Returns: number of cells

Implements polyfem::mesh::Mesh.

Definition at line 188 of file NCMesh3D.hpp.

References n_elements.

Referenced by append(), attach_higher_order_nodes(), compute_body_ids(), compute_elements_tag(), set_body_ids(), triangulate_faces(), and update_elements_tag().

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◆ n_edge_cells()

int polyfem::mesh::NCMesh3D::n_edge_cells ( const int e_id ) const

inline

Definition at line 216 of file NCMesh3D.hpp.

References edges, and valid_to_all_edge().

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◆ n_edges()

int polyfem::mesh::NCMesh3D::n_edges ( ) const

inlineoverridevirtual

number of edges

Returns: number of edges

Implements polyfem::mesh::Mesh.

Definition at line 197 of file NCMesh3D.hpp.

References edges.

Referenced by build_index_mapping().

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◆ n_face_cells()

int polyfem::mesh::NCMesh3D::n_face_cells ( const int f_id ) const

inline

Definition at line 215 of file NCMesh3D.hpp.

References faces, and valid_to_all_face().

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◆ n_face_vertices()

int polyfem::mesh::NCMesh3D::n_face_vertices ( const int f_id ) const

inlineoverridevirtual

number of vertices of a face

Parameters

[in] f_id global face id

Returns: number of vertices

Implements polyfem::mesh::Mesh.

Definition at line 214 of file NCMesh3D.hpp.

Referenced by compute_boundary_ids(), compute_boundary_ids(), get_index_from_element_edge(), get_index_from_element_face(), switch_face(), switch_vertex(), and triangulate_faces().

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◆ n_faces()

int polyfem::mesh::NCMesh3D::n_faces ( ) const

inlineoverridevirtual

number of faces

Returns: number of faces

Implements polyfem::mesh::Mesh.

Definition at line 189 of file NCMesh3D.hpp.

References faces.

Referenced by build_index_mapping(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), set_boundary_ids(), and triangulate_faces().

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◆ n_follower_edges()

int polyfem::mesh::NCMesh3D::n_follower_edges ( const int e_id ) const

inline

Definition at line 317 of file NCMesh3D.hpp.

References adj_prepared, edges, and valid_to_all_edge().

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◆ n_follower_faces()

int polyfem::mesh::NCMesh3D::n_follower_faces ( const int e_id ) const

inline

Definition at line 322 of file NCMesh3D.hpp.

References adj_prepared, faces, and valid_to_all_face().

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◆ n_vertices()

int polyfem::mesh::NCMesh3D::n_vertices ( ) const

inlineoverridevirtual

number of vertices

Returns: number of vertices

Implements polyfem::mesh::Mesh.

Definition at line 205 of file NCMesh3D.hpp.

References vertices.

Referenced by append(), build_index_mapping(), and triangulate_faces().

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◆ next_around_edge()

Navigation3D::Index polyfem::mesh::NCMesh3D::next_around_edge ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 613 of file NCMesh3D.cpp.

References switch_element(), and switch_face().

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◆ next_around_face()

Navigation3D::Index polyfem::mesh::NCMesh3D::next_around_face ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 617 of file NCMesh3D.cpp.

References switch_edge(), and switch_vertex().

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◆ normalize()

void polyfem::mesh::NCMesh3D::normalize ( )

overridevirtual

normalize the mesh

Implements polyfem::mesh::Mesh.

Definition at line 87 of file NCMesh3D.cpp.

References bounding_box(), and vertices.

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◆ operator=() [1/2]

NCMesh3D & polyfem::mesh::NCMesh3D::operator= ( const NCMesh3D & )

default

◆ operator=() [2/2]

NCMesh3D & polyfem::mesh::NCMesh3D::operator= ( NCMesh3D && )

default

◆ point()

RowVectorNd polyfem::mesh::NCMesh3D::point ( const int global_index ) const

overridevirtual

point coordinates

Parameters

[in] global_index global vertex index

Returns: RowVectorNd

Implements polyfem::mesh::Mesh.

Definition at line 115 of file NCMesh3D.cpp.

References valid_to_all_vertex(), and vertices.

Referenced by cell_barycenter(), edge_barycenter(), edge_length(), face_barycenter(), and triangulate_faces().

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◆ prepare_mesh()

void polyfem::mesh::NCMesh3D::prepare_mesh ( )

inlineoverridevirtual

method used to finalize the mesh.

It computes the cached stuff used in navigation

Reimplemented from polyfem::mesh::Mesh.

Definition at line 349 of file NCMesh3D.hpp.

References adj_prepared, build_edge_follower_chain(), build_element_vertex_adjacency(), build_face_follower_chain(), build_index_mapping(), compute_elements_tag(), and mark_boundary().

Referenced by append(), build_from_matrices(), and load().

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◆ refine()

void polyfem::mesh::NCMesh3D::refine	(	const int	n_refinement,
		const double	t
	)

overridevirtual

refine the mesh

Parameters

[in]	n_refinement	number of refinements
[in]	t	position of the refinement location (0.5 for standard refinement)

Implements polyfem::mesh::Mesh.

Definition at line 26 of file NCMesh3D.cpp.

References elements, refine(), and refine_element().

Referenced by refine().

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◆ refine_element()

void polyfem::mesh::NCMesh3D::refine_element ( int id_full )

Definition at line 641 of file NCMesh3D.cpp.

References add_element(), edge_id, edges, elements, faces, find_edge(), find_face(), find_vertex(), get_edge(), get_face(), get_vertex(), n_elements, refineHistory, and vertices.

Referenced by refine(), and refine_elements().

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◆ refine_elements()

void polyfem::mesh::NCMesh3D::refine_elements ( const std::vector< int > & ids )

Definition at line 744 of file NCMesh3D.cpp.

References refine_element(), and valid_to_all_elem().

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◆ save()

bool polyfem::mesh::NCMesh3D::save ( const std::string & path ) const

inlineoverridevirtual

Implements polyfem::mesh::Mesh.

Definition at line 234 of file NCMesh3D.hpp.

◆ set_body_ids()

void polyfem::mesh::NCMesh3D::set_body_ids ( const std::vector< int > & body_ids )

overridevirtual

Set the volume sections.

Parameters

[in] body_ids vector of labels, one per element

Reimplemented from polyfem::mesh::Mesh.

Definition at line 304 of file NCMesh3D.cpp.

References elements, n_cells(), and valid_to_all_elem().

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◆ set_boundary_ids()

void polyfem::mesh::NCMesh3D::set_boundary_ids ( const std::vector< int > & boundary_ids )

overridevirtual

Set the boundary selection from a vector.

Parameters

[in] boundary_ids vector one value per element

Reimplemented from polyfem::mesh::Mesh.

Definition at line 296 of file NCMesh3D.cpp.

References faces, n_faces(), and valid_to_all_face().

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◆ set_point()

void polyfem::mesh::NCMesh3D::set_point	(	const int	global_index,
		const RowVectorNd &	p
	)

overridevirtual

Set the point.

Parameters

[in]	global_index	global vertex index
[in]	p	value

Implements polyfem::mesh::Mesh.

Definition at line 120 of file NCMesh3D.cpp.

References valid_to_all_vertex(), and vertices.

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◆ switch_edge()

Navigation3D::Index polyfem::mesh::NCMesh3D::switch_edge ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 565 of file NCMesh3D.cpp.

References polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, and face_edge().

Referenced by get_index_from_element_face(), and next_around_face().

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◆ switch_element()

Navigation3D::Index polyfem::mesh::NCMesh3D::switch_element ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 594 of file NCMesh3D.cpp.

References all_to_valid_elem(), cell_face(), polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, faces, n_cell_faces(), and valid_to_all_face().

Referenced by next_around_edge().

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◆ switch_face()

Navigation3D::Index polyfem::mesh::NCMesh3D::switch_face ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 573 of file NCMesh3D.cpp.

References cell_face(), polyfem::mesh::Navigation3D::Index::edge, polyfem::mesh::Navigation3D::Index::element, polyfem::mesh::Navigation3D::Index::element_patch, polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_edge(), face_vertex(), n_face_vertices(), and polyfem::mesh::Navigation3D::Index::vertex.

Referenced by next_around_edge().

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◆ switch_vertex()

Navigation3D::Index polyfem::mesh::NCMesh3D::switch_vertex ( Navigation3D::Index idx ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 552 of file NCMesh3D.cpp.

References polyfem::mesh::Navigation3D::Index::edge, edge_vertex(), polyfem::mesh::Navigation3D::Index::face, polyfem::mesh::Navigation3D::Index::face_corner, face_vertex(), n_face_vertices(), and polyfem::mesh::Navigation3D::Index::vertex.

Referenced by get_index_from_element_edge(), get_index_from_element_face(), and next_around_face().

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◆ traverse_edge()

void polyfem::mesh::NCMesh3D::traverse_edge	(	Eigen::Vector2i	v,
		double	p1,
		double	p2,
		int	depth,
		std::vector< follower_edge > &	list
	)		const

protected

Definition at line 1037 of file NCMesh3D.cpp.

References edges, find_edge(), find_vertex(), and traverse_edge().

Referenced by build_edge_follower_chain(), and traverse_edge().

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◆ traverse_face()

void polyfem::mesh::NCMesh3D::traverse_face	(	int	v1,
		int	v2,
		int	v3,
		Eigen::Vector2d	p1,
		Eigen::Vector2d	p2,
		Eigen::Vector2d	p3,
		int	depth,
		std::vector< follower_face > &	face_list,
		std::vector< int > &	edge_list
	)		const

protected

Definition at line 1093 of file NCMesh3D.cpp.

References faces, find_edge(), find_face(), find_vertex(), and traverse_face().

Referenced by build_face_follower_chain(), and traverse_face().

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◆ triangulate_faces()

void polyfem::mesh::NCMesh3D::triangulate_faces	(	Eigen::MatrixXi &	tris,
		Eigen::MatrixXd &	pts,
		std::vector< int > &	ranges
	)		const

overridevirtual

generate a triangular representation of every face

Parameters

[out]	tris	triangles connectivity
[out]	pts	triangles vertices
[out]	ranges	connection to original faces

Implements polyfem::mesh::Mesh.

Definition at line 313 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::cell_barycenters(), cell_face(), cell_vertex(), polyfem::mesh::Mesh::face_barycenters(), face_vertex(), n_cell_faces(), n_cell_vertices(), n_cells(), n_face_vertices(), n_faces(), n_vertices(), and point().

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◆ update_elements_tag()

void polyfem::mesh::NCMesh3D::update_elements_tag ( )

overridevirtual

Update elements types.

Reimplemented from polyfem::mesh::Mesh.

Definition at line 103 of file NCMesh3D.cpp.

References polyfem::mesh::Mesh::elements_tag_, n_cells(), and polyfem::mesh::SIMPLEX.

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◆ valid_to_all_edge()

int polyfem::mesh::NCMesh3D::valid_to_all_edge ( const int id ) const

inlineprotected

Definition at line 407 of file NCMesh3D.hpp.

References index_prepared, and valid_to_all_edgeMap.

Referenced by edge_neighs(), edge_vertex(), get_edge_elements_neighs(), is_boundary_edge(), leader_edge_of_edge(), leader_face_of_edge(), n_edge_cells(), and n_follower_edges().

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◆ valid_to_all_elem()

int polyfem::mesh::NCMesh3D::valid_to_all_elem ( const int id ) const

inlineprotected

Definition at line 431 of file NCMesh3D.hpp.

References index_prepared, and valid_to_all_elemMap.

Referenced by cell_edge(), cell_face(), cell_ref_level(), cell_vertex(), compute_body_ids(), get_body_id(), refine_elements(), and set_body_ids().

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◆ valid_to_all_face()

int polyfem::mesh::NCMesh3D::valid_to_all_face ( const int id ) const

inlineprotected

Definition at line 419 of file NCMesh3D.hpp.

References index_prepared, and valid_to_all_faceMap.

Referenced by compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), compute_boundary_ids(), face_edge(), face_vertex(), get_boundary_id(), get_face_elements_neighs(), is_boundary_face(), leader_face_of_face(), n_face_cells(), n_follower_faces(), set_boundary_ids(), and switch_element().

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◆ valid_to_all_vertex()

int polyfem::mesh::NCMesh3D::valid_to_all_vertex ( const int id ) const

inlineprotected

Definition at line 395 of file NCMesh3D.hpp.

References index_prepared, and valid_to_all_vertexMap.

Referenced by get_index_from_element_edge(), get_index_from_element_face(), get_vertex_elements_neighs(), is_boundary_vertex(), leader_edge_of_vertex(), leader_face_of_vertex(), point(), set_point(), and vertex_neighs().

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◆ vertex_neighs()

std::vector< uint32_t > polyfem::mesh::NCMesh3D::vertex_neighs ( const int v_gid ) const

overridevirtual

Implements polyfem::mesh::Mesh3D.

Definition at line 535 of file NCMesh3D.cpp.

References all_to_valid_elem(), valid_to_all_vertex(), and vertices.

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Member Data Documentation

◆ adj_prepared

bool polyfem::mesh::NCMesh3D::adj_prepared = false

protected

Definition at line 472 of file NCMesh3D.hpp.

Referenced by build_from_matrices(), leader_edge_of_edge(), leader_edge_of_vertex(), leader_face_of_edge(), leader_face_of_face(), leader_face_of_vertex(), n_follower_edges(), n_follower_faces(), and prepare_mesh().

◆ all_to_valid_edgeMap

std::vector<int> polyfem::mesh::NCMesh3D::all_to_valid_edgeMap

protected

Definition at line 485 of file NCMesh3D.hpp.

Referenced by all_to_valid_edge(), and build_index_mapping().

◆ all_to_valid_elemMap

std::vector<int> polyfem::mesh::NCMesh3D::all_to_valid_elemMap

protected

Definition at line 483 of file NCMesh3D.hpp.

Referenced by all_to_valid_elem(), and build_index_mapping().

◆ all_to_valid_faceMap

std::vector<int> polyfem::mesh::NCMesh3D::all_to_valid_faceMap

protected

Definition at line 486 of file NCMesh3D.hpp.

Referenced by all_to_valid_face(), and build_index_mapping().

◆ all_to_valid_vertexMap

std::vector<int> polyfem::mesh::NCMesh3D::all_to_valid_vertexMap

protected

Definition at line 484 of file NCMesh3D.hpp.

Referenced by all_to_valid_vertex(), and build_index_mapping().

◆ edgeMap

std::unordered_map<Eigen::Vector2i, int, ArrayHasher2D> polyfem::mesh::NCMesh3D::edgeMap

protected

Definition at line 480 of file NCMesh3D.hpp.

Referenced by build_from_matrices(), find_edge(), and get_edge().

◆ edges

std::vector<ncBoundary> polyfem::mesh::NCMesh3D::edges

protected

◆ elementAdj

Eigen::SparseMatrix<bool, Eigen::RowMajor> polyfem::mesh::NCMesh3D::elementAdj

protected

Definition at line 491 of file NCMesh3D.hpp.

◆ elements

std::vector<ncElem> polyfem::mesh::NCMesh3D::elements

protected

Definition at line 474 of file NCMesh3D.hpp.

Referenced by add_element(), append(), build_from_matrices(), build_index_mapping(), cell_edge(), cell_face(), cell_ref_level(), cell_vertex(), coarsen_element(), compute_body_ids(), get_body_id(), refine(), refine_element(), and set_body_ids().

◆ faceMap

std::unordered_map<Eigen::Vector3i, int, ArrayHasher3D> polyfem::mesh::NCMesh3D::faceMap

protected

Definition at line 481 of file NCMesh3D.hpp.

Referenced by build_from_matrices(), find_face(), and get_face().

◆ faces

std::vector<ncBoundary> polyfem::mesh::NCMesh3D::faces

protected

◆ index_prepared

bool polyfem::mesh::NCMesh3D::index_prepared = false

protected

Definition at line 471 of file NCMesh3D.hpp.

Referenced by all_to_valid_edge(), all_to_valid_elem(), all_to_valid_face(), all_to_valid_vertex(), build_from_matrices(), build_index_mapping(), is_boundary_element(), valid_to_all_edge(), valid_to_all_elem(), valid_to_all_face(), and valid_to_all_vertex().

◆ midpointMap

std::unordered_map<Eigen::Vector2i, int, ArrayHasher2D> polyfem::mesh::NCMesh3D::midpointMap

protected

Definition at line 479 of file NCMesh3D.hpp.

Referenced by build_from_matrices(), find_vertex(), and get_vertex().

◆ n_elements

int polyfem::mesh::NCMesh3D::n_elements = 0

protected

Definition at line 469 of file NCMesh3D.hpp.

Referenced by add_element(), build_from_matrices(), build_index_mapping(), coarsen_element(), load(), n_cells(), and refine_element().

◆ refineHistory

std::vector<int> polyfem::mesh::NCMesh3D::refineHistory

protected

Definition at line 488 of file NCMesh3D.hpp.

Referenced by build_from_matrices(), coarsen_element(), and refine_element().

◆ valid_to_all_edgeMap

std::vector<int> polyfem::mesh::NCMesh3D::valid_to_all_edgeMap

protected

Definition at line 485 of file NCMesh3D.hpp.

Referenced by build_index_mapping(), and valid_to_all_edge().

◆ valid_to_all_elemMap

std::vector<int> polyfem::mesh::NCMesh3D::valid_to_all_elemMap

protected

Definition at line 483 of file NCMesh3D.hpp.

Referenced by build_index_mapping(), and valid_to_all_elem().

◆ valid_to_all_faceMap

std::vector<int> polyfem::mesh::NCMesh3D::valid_to_all_faceMap

protected

Definition at line 486 of file NCMesh3D.hpp.

Referenced by build_index_mapping(), and valid_to_all_face().

◆ valid_to_all_vertexMap

std::vector<int> polyfem::mesh::NCMesh3D::valid_to_all_vertexMap

protected

Definition at line 484 of file NCMesh3D.hpp.

Referenced by build_index_mapping(), and valid_to_all_vertex().

◆ vertices

std::vector<ncVert> polyfem::mesh::NCMesh3D::vertices

protected

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

src/polyfem/mesh/mesh3D/NCMesh3D.hpp
src/polyfem/mesh/mesh3D/NCMesh3D.cpp

Classes

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ NCMesh3D() [1/3]

◆ ~NCMesh3D()

◆ NCMesh3D() [2/3]

◆ NCMesh3D() [3/3]

Member Function Documentation

◆ add_element()

◆ all_to_valid_edge()

◆ all_to_valid_elem()

◆ all_to_valid_face()

◆ all_to_valid_vertex()

◆ append()

◆ attach_higher_order_nodes()

◆ bounding_box()

◆ build_edge_follower_chain()

◆ build_element_vertex_adjacency()

◆ build_face_follower_chain()

◆ build_from_matrices()

◆ build_index_mapping()

◆ cell_barycenter()

◆ cell_edge()

◆ cell_face()

◆ cell_ref_level()

◆ cell_vertex()

◆ coarsen_element()

◆ compute_body_ids()

◆ compute_boundary_ids() [1/6]

◆ compute_boundary_ids() [2/6]

◆ compute_boundary_ids() [3/6]

◆ compute_boundary_ids() [4/6]

◆ compute_boundary_ids() [5/6]

◆ compute_boundary_ids() [6/6]

◆ compute_elements_tag()

◆ copy()

◆ edge_barycenter()

◆ edge_length()

◆ edge_neighs()

◆ edge_vertex()

◆ face_barycenter()

◆ face_edge()

◆ face_vertex()

◆ find_edge() [1/2]

◆ find_edge() [2/2]

◆ find_face() [1/2]

◆ find_face() [2/2]

◆ find_vertex() [1/2]

◆ find_vertex() [2/2]

◆ get_body_id()

◆ get_boundary_id()

◆ get_edge() [1/2]

◆ get_edge() [2/2]

◆ get_edge_elements_neighs()

◆ get_face() [1/2]

◆ get_face() [2/2]

◆ get_face_elements_neighs()

◆ 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_tet()

◆ get_vertex()

◆ get_vertex_elements_neighs()

◆ is_boundary_edge()

◆ is_boundary_element()

◆ is_boundary_face()

◆ is_boundary_vertex()

◆ is_conforming()

◆ kernel()

◆ leader_edge_of_edge()

◆ leader_edge_of_vertex()

◆ leader_face_of_edge()

◆ leader_face_of_face()

◆ leader_face_of_vertex()

◆ load() [1/2]