#include <par_geom.h>

Inheritance diagram for ParMesh:

Public Member Functions
	ParMesh (int ndim, int nvert_e=0, int ndof_e=0, int nedge_e=0, MPI_Comm const &icomm=MPI_COMM_WORLD)

	ParMesh (ParMesh const &)=default

ParMesh &	operator= (ParMesh const &)=delete

virtual	~ParMesh ()

	ParMesh (std::string const &sname, MPI_Comm const &icomm=MPI_COMM_WORLD)

void	VecAccu (std::vector< double > &w) const

double	dscapr (std::vector< double > const &x, std::vector< double > const &y) const

int	MyRank () const

int	NumProcs () const

MPI_Comm	GetCommunicator () const

Public Member Functions inherited from Mesh
	Mesh (int ndim, int nvert_e=0, int ndof_e=0, int nedge_e=0)

	__attribute__ ((noinline)) Mesh(Mesh const &)=default

Mesh &	operator= (Mesh const &)=delete

virtual	~Mesh ()

	Mesh (std::string const &fname)

void	ReadVertexBasedMesh (std::string const &fname)

int	Nelems () const

int	NverticesElements () const

int	NdofsElement () const

int	Nnodes () const

int	Ndims () const

void	Resize_Connectivity (int nelem, int nvert_e)

const std::vector< int > &	GetConnectivity () const

std::vector< int > &	GetConnectivity ()

void	Resize_Coords (int nnodes, int ndim)

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

std::vector< double > &	GetCoords ()

void	SetValues (std::vector< double > &v, const std::function< double(double, double)> &func) const

void	SetBoundaryValues (std::vector< double > &v, const std::function< double(double, double)> &func) const

void	SetDirchletValues (std::vector< double > &v, const std::function< double(double, double)> &func) const

void	Debug () const

void	DebugEdgeBased () const

virtual std::vector< int >	Index_DirichletNodes () const

virtual std::vector< int >	Index_BoundaryNodes () const

void	Write_ascii_matlab (std::string const &fname, std::vector< double > const &v) const

void	Export_scicomp (std::string const &basename) const

void	Visualize (std::vector< double > const &v) const

int	Nedges () const

int	NedgesElements () const

const std::vector< int > &	GetEdgeConnectivity () const

std::vector< int > &	GetEdgeConnectivity ()

const std::vector< int > &	GetEdges () const

std::vector< int > &	GetEdges ()

std::vector< std::vector< int > >	Node2NodeGraph () const

virtual std::vector< int > const &	GetFathersOfVertices () const

void	Del_EdgeConnectivity ()

Private Member Functions
std::vector< int >	ReadElementSubdomains (std::string const &dname)

void	Transform_Local2Global_Vertex (int myrank, std::vector< int > const &t2d)

void	Generate_VectorAdd ()

bool	CheckInterfaceExchange_InPlace () const

bool	CheckInterfaceExchange () const

bool	CheckInterfaceAdd_InPlace () const

bool	CheckInterfaceAdd () const

Private Attributes
MPI_Comm const	_icomm
	MPI communicator for the group of processes.

int	_numprocs
	number of MPI processes

int	_myrank
	my MPI rank

std::vector< int >	_v_l2g
	vertices: local to global mapping

std::vector< int >	_t_l2g
	triangles: local to global mapping

std::map< int, int >	_v_g2l
	vertices: global to local mapping

std::map< int, int >	_t_g2l
	triangles: global to local mapping

std::vector< int >	_valence
	valence of local vertices, i.e. number of subdomains they belong to

std::vector< double >	_sendbuf
	send buffer a n d receiving buffer (MPI_IN_PLACE)

std::vector< int >	_sendcounts
	number of data to send to each MPI rank (the same as for recv)

std::vector< int >	_sdispls
	offset of data to send to each MPI rank wrt. _senbuffer (the same as for recv)

std::vector< int >	_loc_itf
	local index of interface vertex lk

std::vector< int >	_gloc_itf
	global index of interface vertex lk

std::vector< int >	_buf2loc
	local indices of sendbuffer positions (the same as for recv)

Additional Inherited Members
Protected Member Functions inherited from Mesh
void	SetNelem (int nelem)

void	SetNverticesElement (int nvert)

void	SetNdofsElement (int ndof)

void	SetNnode (int nnode)

void	SetNdim (int ndim)

void	SetNedge (int nedge)

void	ReadVectexBasedMesh (std::string const &fname)

void	DeriveEdgeFromVertexBased ()

void	DeriveEdgeFromVertexBased_slow ()

void	DeriveEdgeFromVertexBased_fast ()

void	DeriveEdgeFromVertexBased_fast_2 ()

void	DeriveVertexFromEdgeBased ()

int	Nnbedges () const

virtual bool	Check_array_dimensions () const

void	PermuteVertices_EdgeBased (std::vector< int > const &old2new)

Protected Attributes inherited from Mesh
int	_nelem
	number elements

int	_nvert_e
	number of vertices per element

int	_ndof_e
	degrees of freedom (d.o.f.) per element

int	_nnode
	number nodes/vertices

int	_ndim
	space dimension of the problem (1, 2, or 3)

std::vector< int >	_ia
	element connectivity

std::vector< double >	_xc
	coordinates

std::vector< int >	_bedges
	boundary edges [nbedges][2] storing start/end vertex

std::vector< int >	_sdedges
	boundary edges [nbedges][2] with left/right subdomain number

int	_nedge
	number of edges in mesh

int	_nedge_e
	number of edges per element

std::vector< int >	_edges
	edges of mesh (vertices ordered ascending)

std::vector< int >	_ea
	edge based element connectivity

std::vector< int >	_ebedges
	boundary edges [nbedges]

Detailed Description

Definition at line 14 of file par_geom.h.

Constructor & Destructor Documentation

◆ ParMesh() [1/3]

ParMesh::ParMesh	(	int	ndim,
		int	nvert_e = `0`,
		int	ndof_e = `0`,
		int	nedge_e = `0`,
		MPI_Comm const &	icomm = `MPI_COMM_WORLD`
	)

explicit

Constructor initializing the members with default values.

Parameters

[in]	ndim	space dimensions (dimension for coordinates)
[in]	nvert_e	number of vertices per element (dimension for connectivity)
[in]	ndof_e	degrees of freedom per element (= `nvert_e` for linear elements)
[in]	nedge_e	number of edges per element (= `nvert_e` for linear elements in 2D)
[in]	icomm	MPI communicator

Definition at line 21 of file par_geom.cpp.

◆ ParMesh() [2/3]

ParMesh::ParMesh ( ParMesh const & )

default

◆ ~ParMesh()

ParMesh::~ParMesh ( )

virtual

Destructor.

See clang warning on weak-vtables.

Definition at line 32 of file par_geom.cpp.

◆ ParMesh() [3/3]

ParMesh::ParMesh	(	std::string const &	sname,
		MPI_Comm const &	icomm = `MPI_COMM_WORLD`
	)

explicit

Reads mesh data from a binary file.

Parameters

[in]	sname	suffix of file name
[in]	icomm	MPI communicator

See also: ascii_write_mesh.m for the file format.

Definition at line 37 of file par_geom.cpp.

Member Function Documentation

◆ CheckInterfaceAdd()

bool ParMesh::CheckInterfaceAdd ( ) const

private

Definition at line 474 of file par_geom.cpp.

◆ CheckInterfaceAdd_InPlace()

bool ParMesh::CheckInterfaceAdd_InPlace ( ) const

private

Definition at line 438 of file par_geom.cpp.

◆ CheckInterfaceExchange()

bool ParMesh::CheckInterfaceExchange ( ) const

private

Definition at line 406 of file par_geom.cpp.

◆ CheckInterfaceExchange_InPlace()

bool ParMesh::CheckInterfaceExchange_InPlace ( ) const

private

Definition at line 377 of file par_geom.cpp.

◆ dscapr()

double ParMesh::dscapr	(	std::vector< double > const &	x,
		std::vector< double > const &	y
	)		const

inline

Inner product

Parameters

[in]	x	vector
[in]	y	vector

Returns: resulting Euclidian inner product <x,y>

Definition at line 57 of file par_geom.h.

◆ Generate_VectorAdd()

void ParMesh::Generate_VectorAdd ( )

private

Transform

Definition at line 192 of file par_geom.cpp.

◆ GetCommunicator()

MPI_Comm ParMesh::GetCommunicator ( ) const

inline

Returns recent

Returns: MPI communicator

Definition at line 115 of file par_geom.h.

◆ MyRank()

int ParMesh::MyRank ( ) const

inline

MPI rank of the calling process in communication group.

Returns: MPI rank of the calling process

Definition at line 98 of file par_geom.h.

◆ NumProcs()

int ParMesh::NumProcs ( ) const

inline

Number of MPI processes in communication group.

Returns: Number of MPI processes

Definition at line 107 of file par_geom.h.

◆ operator=()

ParMesh & ParMesh::operator= ( ParMesh const & )

delete

◆ ReadElementSubdomains()

vector< int > ParMesh::ReadElementSubdomains ( std::string const & dname )

private

Reads the global triangle to subdomain mapping.

Parameters

[in] dname file name

See also: ascii_write_subdomains.m for the file format

Definition at line 75 of file par_geom.cpp.

◆ Transform_Local2Global_Vertex()

void ParMesh::Transform_Local2Global_Vertex	(	int	myrank,
		std::vector< int > const &	t2d
	)

private

Transform

Parameters

[in]	myrank	MPI rank of this process
[in]	t2d	global mapping triangle to subdomain for all elements (vertex based)

Definition at line 106 of file par_geom.cpp.

◆ VecAccu()

void ParMesh::VecAccu ( std::vector< double > & w ) const

Definition at line 517 of file par_geom.cpp.

Member Data Documentation

◆ _buf2loc

std::vector<int> ParMesh::_buf2loc

private

local indices of sendbuffer positions (the same as for recv)

Definition at line 141 of file par_geom.h.

◆ _gloc_itf

std::vector<int> ParMesh::_gloc_itf

private

global index of interface vertex lk

Definition at line 140 of file par_geom.h.

◆ _icomm

MPI_Comm const ParMesh::_icomm

private

MPI communicator for the group of processes.

Definition at line 122 of file par_geom.h.

◆ _loc_itf

std::vector<int> ParMesh::_loc_itf

private

local index of interface vertex lk

Definition at line 139 of file par_geom.h.

◆ _myrank

int ParMesh::_myrank

private

my MPI rank

Definition at line 124 of file par_geom.h.

◆ _numprocs

int ParMesh::_numprocs

private

number of MPI processes

Definition at line 123 of file par_geom.h.

◆ _sdispls

std::vector<int> ParMesh::_sdispls

private

offset of data to send to each MPI rank wrt. _senbuffer (the same as for recv)

Definition at line 136 of file par_geom.h.

◆ _sendbuf

std::vector<double> ParMesh::_sendbuf

mutableprivate

send buffer a n d receiving buffer (MPI_IN_PLACE)

Definition at line 134 of file par_geom.h.

◆ _sendcounts

std::vector<int> ParMesh::_sendcounts

private

number of data to send to each MPI rank (the same as for recv)

Definition at line 135 of file par_geom.h.

◆ _t_g2l

std::map<int, int> ParMesh::_t_g2l

private

triangles: global to local mapping

Definition at line 128 of file par_geom.h.

◆ _t_l2g

std::vector<int> ParMesh::_t_l2g

private

triangles: local to global mapping

Definition at line 126 of file par_geom.h.

◆ _v_g2l

std::map<int, int> ParMesh::_v_g2l

private

vertices: global to local mapping

Definition at line 127 of file par_geom.h.

◆ _v_l2g

std::vector<int> ParMesh::_v_l2g

private

vertices: local to global mapping

Definition at line 125 of file par_geom.h.

◆ _valence

std::vector<int> ParMesh::_valence

private

valence of local vertices, i.e. number of subdomains they belong to

Definition at line 132 of file par_geom.h.

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

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ParMesh() [1/3]

◆ ParMesh() [2/3]

◆ ~ParMesh()

◆ ParMesh() [3/3]

Member Function Documentation

◆ CheckInterfaceAdd()

◆ CheckInterfaceAdd_InPlace()

◆ CheckInterfaceExchange()

◆ CheckInterfaceExchange_InPlace()

◆ dscapr()

◆ Generate_VectorAdd()

◆ GetCommunicator()

◆ MyRank()

◆ NumProcs()

◆ operator=()

◆ ReadElementSubdomains()

◆ Transform_Local2Global_Vertex()

◆ VecAccu()

Member Data Documentation

◆ _buf2loc

◆ _gloc_itf

◆ _icomm

◆ _loc_itf

◆ _myrank

◆ _numprocs

◆ _sdispls

◆ _sendbuf

◆ _sendcounts

◆ _t_g2l

◆ _t_l2g

◆ _v_g2l

◆ _v_l2g

◆ _valence