nc::fft::detail Namespace Reference

Functions
NdArray< std::complex< double > >	fft2_internal (const NdArray< std::complex< double > > &x, const Shape &shape)
NdArray< std::complex< double > >	fft_internal (const NdArray< std::complex< double > > &x, uint32 n)
NdArray< std::complex< double > >	ifft2_internal (const NdArray< std::complex< double > > &x, const Shape &shape)
NdArray< std::complex< double > >	ifft_internal (const NdArray< std::complex< double > > &x, uint32 n)
NdArray< double >	irfft2_internal (const NdArray< std::complex< double > > &x, const Shape &shape)
NdArray< double >	irfft_internal (const NdArray< std::complex< double > > &x, uint32 n)
NdArray< std::complex< double > >	rfft2_internal (const NdArray< std::complex< double > > &x, const Shape &shape)
NdArray< std::complex< double > >	rfft_internal (const NdArray< std::complex< double > > &x, uint32 n)

Function Documentation

fft2_internal()

NdArray< std::complex< double > > nc::fft::detail::fft2_internal ( const NdArray< std::complex< double > > & x, const Shape & shape )

inline

2D Fast Fourier Transform

Parameters

x	the data
shape	Shape (length of each transformed axis) of the output

fft_internal()

NdArray< std::complex< double > > nc::fft::detail::fft_internal ( const NdArray< std::complex< double > > & x, uint32 n )

inline

Fast Fourier Transform

Parameters

x	the data
n	Length of the transformed axis of the output.

ifft2_internal()

NdArray< std::complex< double > > nc::fft::detail::ifft2_internal ( const NdArray< std::complex< double > > & x, const Shape & shape )

inline

2D Inverse Fast Fourier Transform

Parameters

x	the data
shape	Shape (length of each transformed axis) of the output

ifft_internal()

NdArray< std::complex< double > > nc::fft::detail::ifft_internal ( const NdArray< std::complex< double > > & x, uint32 n )

inline

Inverse Fast Fourier Transform

Parameters

x	the data
n	Length of the transformed axis of the output.

irfft2_internal()

NdArray< double > nc::fft::detail::irfft2_internal ( const NdArray< std::complex< double > > & x, const Shape & shape )

inline

2D Inverse Fast Fourier Transform for real inputs

Parameters

x	the data
shape	Shape (length of each transformed axis) of the output

irfft_internal()

NdArray< double > nc::fft::detail::irfft_internal ( const NdArray< std::complex< double > > & x, uint32 n )

inline

Inverse Fast Fourier Transform

Parameters

x	the data
n	Length of the transformed axis of the output.

rfft2_internal()

NdArray< std::complex< double > > nc::fft::detail::rfft2_internal ( const NdArray< std::complex< double > > & x, const Shape & shape )

inline

2D Fast Fourier Transform for real inputs

Parameters

x	the data
shape	Shape (length of each transformed axis) of the output

rfft_internal()

NdArray< std::complex< double > > nc::fft::detail::rfft_internal ( const NdArray< std::complex< double > > & x, uint32 n )

inline

Fast Fourier Transform

Parameters

x	the data
n	Length of the transformed axis of the output.