ModulePW::set_3d_fft_box_op< FPTYPE, Device > Struct Template Reference

#include <pw_op.h>

Collaboration diagram for ModulePW::set_3d_fft_box_op< FPTYPE, Device >:

Public Member Functions
void	operator() (const int npwk, const int *box_index, const std::complex< FPTYPE > *in, std::complex< FPTYPE > *out)
	Set the 3D fft box for fft transfrom between the recip and real space. To map the 1D psi(1D continuous array) to 3D box psi(fft box)

Member Function Documentation

operator()()

template<typename FPTYPE , typename Device >

void ModulePW::set_3d_fft_box_op< FPTYPE, Device >::operator()	(	const int	npwk,
		const int *	box_index,
		const std::complex< FPTYPE > *	in,
		std::complex< FPTYPE > *	out
	)

Set the 3D fft box for fft transfrom between the recip and real space. To map the 1D psi(1D continuous array) to 3D box psi(fft box)

Input Parameters

Parameters

dev	- which device this function runs on
npwk	- number of planwaves
box_index	- the mapping function of 1D to 3D
in	- input psi within a 1D array(in recip space)

Output Parameters

Parameters

out	- output psi within the 3D box(in recip space)

---

The documentation for this struct was generated from the following file:

• /home/runner/work/abacus-develop/abacus-develop/source/source_basis/module_pw/kernels/pw_op.h