PACKAGE DOCUMENTATION

package cufft
    import "github.com/barnex/cuda5/cufft"

    Go bindings for the CUDA CUFFT API.

CONSTANTS

const (
    FORWARD = -1 // Forward FFT
    INVERSE = 1  // Inverse FFT
)

TYPES

type CompatibilityMode int
    CUFFT compatibility mode

const (
    COMPATIBILITY_NATIVE          CompatibilityMode = C.CUFFT_COMPATIBILITY_NATIVE
    COMPATIBILITY_FFTW_PADDING    CompatibilityMode = C.CUFFT_COMPATIBILITY_FFTW_PADDING
    COMPATIBILITY_FFTW_ASYMMETRIC CompatibilityMode = C.CUFFT_COMPATIBILITY_FFTW_ASYMMETRIC
    COMPATIBILITY_FFTW_ALL        CompatibilityMode = C.CUFFT_COMPATIBILITY_FFTW_ALL
)

func (t CompatibilityMode) String() string

type Handle uintptr
    FFT plan handle, reference type to a plan

func Plan1d(nx int, typ Type, batch int) Handle
    1D FFT plan

func Plan2d(nx, ny int, typ Type) Handle
    2D FFT plan

func Plan3d(nx, ny, nz int, typ Type) Handle
    3D FFT plan

func PlanMany(n []int, inembed []int, istride int, oembed []int, ostride int, typ Type, batch int) Handle
    1D,2D or 3D FFT plan

func (plan *Handle) Destroy()
    Destroys the plan.

func (plan Handle) ExecC2C(idata, odata cu.DevicePtr, direction int)
    Execute Complex-to-Complex plan

func (plan Handle) ExecC2R(idata, odata cu.DevicePtr)
    Execute Complex-to-Real plan

func (plan Handle) ExecD2Z(idata, odata cu.DevicePtr)
    Execute Double Real-to-Complex plan

func (plan Handle) ExecR2C(idata, odata cu.DevicePtr)
    Execute Real-to-Complex plan

func (plan Handle) ExecZ2D(idata, odata cu.DevicePtr)
    Execute Double Complex-to-Real plan

func (plan Handle) ExecZ2Z(idata, odata cu.DevicePtr, direction int)
    Execute Double Complex-to-Complex plan

func (plan Handle) SetCompatibilityMode(mode CompatibilityMode)
    Sets the FFTW compatibility mode

func (plan Handle) SetStream(stream cu.Stream)
    Sets the cuda stream for this plan

type Result int
    FFT result

const (
    SUCCESS                   Result = C.CUFFT_SUCCESS
    INVALID_PLAN              Result = C.CUFFT_INVALID_PLAN
    ALLOC_FAILED              Result = C.CUFFT_ALLOC_FAILED
    INVALID_TYPE              Result = C.CUFFT_INVALID_TYPE
    INVALID_VALUE             Result = C.CUFFT_INVALID_VALUE
    INTERNAL_ERROR            Result = C.CUFFT_INTERNAL_ERROR
    EXEC_FAILED               Result = C.CUFFT_EXEC_FAILED
    SETUP_FAILED              Result = C.CUFFT_SETUP_FAILED
    INVALID_SIZE              Result = C.CUFFT_INVALID_SIZE
    UNALIGNED_DATA            Result = C.CUFFT_UNALIGNED_DATA
    INCOMPLETE_PARAMETER_LIST Result = 0xA // cuda6 values copied to avoid dependency on cuda6/cufft.h
    INVALID_DEVICE            Result = 0xB
    PARSE_ERROR               Result = 0xC
    NO_WORKSPACE              Result = 0xD
)
    FFT result value

func (r Result) String() string

type Type int
    FFT type

const (
    R2C Type = C.CUFFT_R2C // Real to Complex (interleaved)
    C2R Type = C.CUFFT_C2R // Complex (interleaved) to Real
    C2C Type = C.CUFFT_C2C // Complex to Complex, interleaved
    D2Z Type = C.CUFFT_D2Z // Double to Double-Complex
    Z2D Type = C.CUFFT_Z2D // Double-Complex to Double
    Z2Z Type = C.CUFFT_Z2Z // Double-Complex to Double-Complex
)

func (t Type) String() string