Parallel_K2D< TK > Class Template Reference

#include <parallel_k2d.h>

Collaboration diagram for Parallel_K2D< TK >:

Public Member Functions
	Parallel_K2D ()
	private constructor
	~Parallel_K2D ()
	private destructor
void	set_para_env (int nks, const int &nw, const int &nb2d, const int &nproc, const int &my_rank, const int &nspin)
void	distribute_hsk (hamilt::Hamilt< TK > *pHamilt, const std::vector< int > &ik_kpar, const int &nw)
	this function distributes the Hk and Sk matrices to hk_pool and sk_pool
void	unset_para_env ()
void	set_kpar (int kpar)
	set the number of k-points
int	get_kpar ()
	get the number of k-points
int	get_my_pool ()
	get my pool
Parallel_Kpoints *	get_pKpoints ()
	get pKpoints
Parallel_2D *	get_p2D_global ()
	get p2D_global
Parallel_2D *	get_p2D_pool ()
	get p2D_pool

Public Attributes
std::vector< TK >	hk_pool
std::vector< TK >	sk_pool
MPI_Comm	POOL_WORLD_K2D

Private Attributes
int	kpar_ = 0
int	NPROC_IN_POOL
int	MY_POOL
int	RANK_IN_POOL
Parallel_Kpoints *	Pkpoints = nullptr
Parallel_2D *	P2D_global = nullptr
Parallel_2D *	P2D_pool = nullptr

Constructor & Destructor Documentation

Parallel_K2D()

template<typename TK >

Parallel_K2D< TK >::Parallel_K2D ( )

inline

private constructor

~Parallel_K2D()

template<typename TK >

Parallel_K2D< TK >::~Parallel_K2D ( )

inline

private destructor

Member Function Documentation

distribute_hsk()

template<typename TK >

void Parallel_K2D< TK >::distribute_hsk	(	hamilt::Hamilt< TK > *	pHamilt,
		const std::vector< int > &	ik_kpar,
		const int &	nw
	)

this function distributes the Hk and Sk matrices to hk_pool and sk_pool

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get_kpar()

template<typename TK >

int Parallel_K2D< TK >::get_kpar ( )

inline

get the number of k-points

get_my_pool()

template<typename TK >

int Parallel_K2D< TK >::get_my_pool ( )

inline

get my pool

get_p2D_global()

template<typename TK >

Parallel_2D * Parallel_K2D< TK >::get_p2D_global ( )

inline

get p2D_global

get_p2D_pool()

template<typename TK >

Parallel_2D * Parallel_K2D< TK >::get_p2D_pool ( )

inline

get p2D_pool

get_pKpoints()

template<typename TK >

Parallel_Kpoints * Parallel_K2D< TK >::get_pKpoints ( )

inline

get pKpoints

set_kpar()

template<typename TK >

void Parallel_K2D< TK >::set_kpar

(

int

kpar

)

set the number of k-points

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set_para_env()

template<typename TK >

void Parallel_K2D< TK >::set_para_env	(	int	nks,
		const int &	nw,
		const int &	nb2d,
		const int &	nproc,
		const int &	my_rank,
		const int &	nspin
	)

Public member functions this function sets the parallel environment for k-points parallelism including the glabal and pool 2D parallel distribution

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unset_para_env()

template<typename TK >

void Parallel_K2D< TK >::unset_para_env

(

)

this function unsets the parallel environment for k-points parallelism including the glabal and pool 2D parallel distribution

Member Data Documentation

hk_pool

template<typename TK >

std::vector<TK> Parallel_K2D< TK >::hk_pool

the local Hk, Sk matrices in POOL_WORLD_K2D

kpar_

template<typename TK >

int Parallel_K2D< TK >::kpar_ = 0

private

Private member variables

MY_POOL

template<typename TK >

int Parallel_K2D< TK >::MY_POOL

private

NPROC_IN_POOL

template<typename TK >

int Parallel_K2D< TK >::NPROC_IN_POOL

private

mpi info

P2D_global

template<typename TK >

Parallel_2D* Parallel_K2D< TK >::P2D_global = nullptr

private

P2D_pool

template<typename TK >

Parallel_2D* Parallel_K2D< TK >::P2D_pool = nullptr

private

Pkpoints

template<typename TK >

Parallel_Kpoints* Parallel_K2D< TK >::Pkpoints = nullptr

private

the pointer to Parallel_Kpoints

POOL_WORLD_K2D

template<typename TK >

MPI_Comm Parallel_K2D< TK >::POOL_WORLD_K2D

RANK_IN_POOL

template<typename TK >

int Parallel_K2D< TK >::RANK_IN_POOL

private

sk_pool

template<typename TK >

std::vector<TK> Parallel_K2D< TK >::sk_pool

---

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

• /home/runner/work/abacus-develop/abacus-develop/source/source_hsolver/parallel_k2d.h
• /home/runner/work/abacus-develop/abacus-develop/source/source_hsolver/parallel_k2d.cpp