Eigen::default_fft_impl< T > Struct Template Reference

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Detailed Description

template<typename T>
struct Eigen::default_fft_impl< T >

Definition at line 109 of file FFT.

Inheritance diagram for Eigen::default_fft_impl< T >:

List of all members.

Public Types
typedef T	Scalar
typedef std::complex< Scalar >	Complex
Public Member Functions
void	clear ()
void	fwd (Complex *dst, const Complex *src, int nfft)
void	fwd (Complex *dst, const Scalar *src, int nfft)
void	fwd2 (Complex *dst, const Complex *src, int n0, int n1)
void	inv2 (Complex *dst, const Complex *src, int n0, int n1)
void	inv (Complex *dst, const Complex *src, int nfft)
void	inv (Scalar *dst, const Complex *src, int nfft)
Protected Types
typedef kiss_cpx_fft< Scalar >	PlanData
typedef std::map< int, PlanData >	PlanMap
Protected Member Functions
int	PlanKey (int nfft, bool isinverse) const
PlanData &	get_plan (int nfft, bool inverse)
Complex *	real_twiddles (int ncfft2)
Protected Attributes
PlanMap	m_plans
std::map< int, std::vector < Complex > >	m_realTwiddles
std::vector< Complex >	m_tmpBuf1
std::vector< Complex >	m_tmpBuf2

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Member Typedef Documentation

typedef std::complex<Scalar> Eigen::internal::kissfft_impl< T >::Complex [inherited]

Definition at line 281 of file FFT.

typedef kiss_cpx_fft<Scalar> Eigen::internal::kissfft_impl< T >::PlanData [protected, inherited]

Definition at line 390 of file FFT.

typedef std::map<int,PlanData> Eigen::internal::kissfft_impl< T >::PlanMap [protected, inherited]

Definition at line 391 of file FFT.

typedef T Eigen::internal::kissfft_impl< T >::Scalar [inherited]

Definition at line 280 of file FFT.

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Member Function Documentation

void Eigen::internal::kissfft_impl< T >::clear

(

void

)

[inline, inherited]

Definition at line 283 of file FFT.

void Eigen::internal::kissfft_impl< T >::fwd	(	Complex *	dst,
		const Complex *	src,
		int	nfft
	)		[inline, inherited]

Definition at line 290 of file FFT.

References Eigen::FFT< T_Scalar, T_Impl >::HasFlag(), Eigen::FFT< T_Scalar, T_Impl >::m_impl, Eigen::FFT< T_Scalar, T_Impl >::scale(), and Eigen::FFT< T_Scalar, T_Impl >::Unscaled.

void Eigen::internal::kissfft_impl< T >::fwd	(	Complex *	dst,
		const Scalar *	src,
		int	nfft
	)		[inline, inherited]

Definition at line 318 of file FFT.

References Eigen::FFT< T_Scalar, T_Impl >::HalfSpectrum, and Eigen::FFT< T_Scalar, T_Impl >::HasFlag().

void Eigen::internal::kissfft_impl< T >::fwd2	(	Complex *	dst,
		const Complex *	src,
		int	n0,
		int	n1
	)		[inline, inherited]

Definition at line 296 of file FFT.

PlanData& Eigen::internal::kissfft_impl< T >::get_plan	(	int	nfft,
		bool	inverse
	)		[inline, protected, inherited]

Definition at line 402 of file FFT.

void Eigen::internal::kissfft_impl< T >::inv	(	Scalar *	dst,
		const Complex *	src,
		int	nfft
	)		[inline, inherited]

Definition at line 358 of file FFT.

void Eigen::internal::kissfft_impl< T >::inv	(	Complex *	dst,
		const Complex *	src,
		int	nfft
	)		[inline, inherited]

Definition at line 351 of file FFT.

void Eigen::internal::kissfft_impl< T >::inv2	(	Complex *	dst,
		const Complex *	src,
		int	n0,
		int	n1
	)		[inline, inherited]

Definition at line 305 of file FFT.

int Eigen::internal::kissfft_impl< T >::PlanKey	(	int	nfft,
		bool	isinverse
	)		const [inline, protected, inherited]

Definition at line 399 of file FFT.

Complex* Eigen::internal::kissfft_impl< T >::real_twiddles

(

int

ncfft2

)

[inline, protected, inherited]

Definition at line 414 of file FFT.

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Member Data Documentation

PlanMap Eigen::internal::kissfft_impl< T >::m_plans [protected, inherited]

Definition at line 393 of file FFT.

std::map<int, std::vector<Complex> > Eigen::internal::kissfft_impl< T >::m_realTwiddles [protected, inherited]

Definition at line 394 of file FFT.

std::vector<Complex> Eigen::internal::kissfft_impl< T >::m_tmpBuf1 [protected, inherited]

Definition at line 395 of file FFT.

std::vector<Complex> Eigen::internal::kissfft_impl< T >::m_tmpBuf2 [protected, inherited]

Definition at line 396 of file FFT.