fft.hpp File Reference

Applies batched FFTs over selected dimensions, commonly one per rank index. More...

#include <generic/common.hpp>
#include <generic/storage.hpp>

Go to the source code of this file.

Classes
struct	Ensign::fft< d, dim >
	FFT for arbitrary dimensional data, specified by dim. More...

Namespaces
namespace	Ensign
	Core namespace for Ensign's numerical algorithms and data structures.

Typedefs
template<size_t d>
using	Ensign::fft3d = fft< d, 3 >
template<size_t d>
using	Ensign::fft2d = fft< d, 2 >
template<size_t d>
using	Ensign::fft1d = fft< d, 1 >

Functions
array< fftw_plan, 2 >	Ensign::create_plans_1d (Index dims_, multi_array< double, 2 > &real, multi_array< complex< double >, 2 > &freq)
	Helper routines to create FFTW plans for 1d transforms.
array< fftw_plan, 2 >	Ensign::create_plans_1d (Index dims_, multi_array< double, 1 > &real, multi_array< complex< double >, 1 > &freq)
array< fftw_plan, 2 >	Ensign::create_plans_2d (array< Index, 2 > dims_, multi_array< double, 1 > &real, multi_array< complex< double >, 1 > &freq)
	Helper routines to create FFTW plans for 2d transforms.
array< fftw_plan, 2 >	Ensign::create_plans_2d (array< Index, 2 > dims_, multi_array< double, 2 > &real, multi_array< complex< double >, 2 > &freq)
array< fftw_plan, 2 >	Ensign::create_plans_3d (array< Index, 3 > dims_, multi_array< double, 2 > &real, multi_array< complex< double >, 2 > &freq)
	Helper routines to create FFTW plans for 3d transforms.
array< fftw_plan, 2 >	Ensign::create_plans_3d (array< Index, 3 > dims_, multi_array< double, 1 > &real, multi_array< complex< double >, 1 > &freq)
array< fftw_plan, 2 >	Ensign::create_plans_3d_adapt (array< Index, 3 > dims_, multi_array< double, 2 > &real, multi_array< complex< double >, 2 > &freq)
void	Ensign::destroy_plans (array< fftw_plan, 2 > &plans)
	Helper function to destroy FFTW plans.

Detailed Description

Applies batched FFTs over selected dimensions, commonly one per rank index.

Definition in file fft.hpp.