MeshGeometry.h

Note

The documentation on this page was automatically extracted from the DOLFIN C++ code and may need to be edited or expanded.

class MeshGeometry

MeshGeometry()

Create empty set of coordinates

MeshGeometry(const MeshGeometry &geometry)

Copy constructor

const MeshGeometry &operator=(const MeshGeometry &geometry)

Assignment

std::size_t dim() const

Return Euclidean dimension of coordinate system

std::size_t degree() const

Return polynomial degree of coordinate field

std::size_t num_vertices() const

Return the number of vertex coordinates

std::size_t num_points() const

Return the total number of points in the geometry, located on any entity

double x(std::size_t n, std::size_t i) const

Return value of coordinate with local index n in direction i

const double *x(std::size_t n) const

Return array of values for coordinate with local index n

std::vector<double> &x()

Return array of values for all coordinates

const std::vector<double> &x() const

Return array of values for all coordinates

Point point(std::size_t n) const

Return coordinate with local index n as a 3D point value

void init(std::size_t dim, std::size_t degree)

Initialize coordinate list to given dimension and degree

void init_entities(const std::vector<std::size_t> &num_entities)

Initialise entities. To be called after init

std::size_t num_entity_coordinates(std::size_t entity_dim) const

Get the number of coordinate points per entity for this degree

std::size_t get_entity_index(std::size_t entity_dim, std::size_t order, std::size_t index) const

Get the index for an entity point in coordinates

void set(std::size_t local_index, const double *x)

Set value of coordinate

std::size_t hash() const

Hash of coordinate values

Returns

std::size_t

A tree-hashed value of the coordinates over all MPI processes

std::string str(bool verbose) const

Return informal string representation (pretty-print)