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, Dirichlet & Neumann boundaries in the first two dimensions, and Neumann in the last dimension. The last dimension could have non-uniform mesh. 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

(

)