amrex::FFT Namespace Reference

Namespaces
	detail
	fft_poisson_detail

Classes
struct	Info
struct	Plan
struct	Swap01
struct	Swap02
struct	RotateFwd
struct	RotateBwd
class	LocalR2C
	Local Discrete Fourier Transform. More...
class	OpenBCSolver
class	Poisson
	Poisson solver for periodic, Dirichlet & Neumann boundaries using FFT. More...
class	PoissonHybrid
	3D Poisson solver for periodic boundaries in the first two dimensions and Neumann in the last dimension. More...
class	R2C
	Parallel Discrete Fourier Transform. More...
class	R2X
	Discrete Fourier Transform. More...

Typedefs
using	Key = std::tuple< IntVectND< 3 >, Direction, Kind >
using	PlanD = typename Plan< double >::VendorPlan
using	PlanF = typename Plan< float >::VendorPlan

Enumerations
enum class	Direction { forward , backward , both , none }
enum class	DomainStrategy { slab , pencil }
enum class	Kind {   none , r2c_f , r2c_b , c2c_f ,   c2c_b , r2r_ee_f , r2r_ee_b , r2r_oo_f ,   r2r_oo_b , r2r_eo , r2r_oe }

Functions
void	Initialize ()
void	Finalize ()
void	Clear ()
PlanD *	get_vendor_plan_d (Key const &key)
PlanF *	get_vendor_plan_f (Key const &key)
void	add_vendor_plan_d (Key const &key, PlanD plan)
void	add_vendor_plan_f (Key const &key, PlanF plan)
	AMREX_ENUM (Boundary, periodic, even, odd)

Typedef Documentation

Key

using amrex::FFT::Key = typedef std::tuple<IntVectND<3>,Direction,Kind>

PlanD

using amrex::FFT::PlanD = typedef typename Plan<double>::VendorPlan

PlanF

using amrex::FFT::PlanF = typedef typename Plan<float>::VendorPlan

Enumeration Type Documentation

Direction

enum amrex::FFT::Direction

strong

Enumerator
forward
backward
both
none

DomainStrategy

enum amrex::FFT::DomainStrategy

strong

Enumerator
slab
pencil

Kind

enum amrex::FFT::Kind

strong

Enumerator
none
r2c_f
r2c_b
c2c_f
c2c_b
r2r_ee_f
r2r_ee_b
r2r_oo_f
r2r_oo_b
r2r_eo
r2r_oe

Function Documentation

add_vendor_plan_d()

void amrex::FFT::add_vendor_plan_d	(	Key const &	key,
		PlanD	plan
	)

add_vendor_plan_f()

void amrex::FFT::add_vendor_plan_f	(	Key const &	key,
		PlanF	plan
	)

AMREX_ENUM()

amrex::FFT::AMREX_ENUM	(	Boundary	,
		periodic	,
		even	,
		odd
	)

Clear()

void amrex::FFT::Clear

(

)

Finalize()

void amrex::FFT::Finalize

(

)

get_vendor_plan_d()

PlanD * amrex::FFT::get_vendor_plan_d

(

Key const &

key

)

get_vendor_plan_f()

PlanF * amrex::FFT::get_vendor_plan_f

(

Key const &

key

)

Initialize()

void amrex::FFT::Initialize

(

)