dsp::fft< T, O > Class Template Reference

#include <fft.h>

Public Types
typedef std::complex< T >	complex

Public Member Functions
	fft ()
void	calculate (complex *input, complex *output, bool inverse) const
template<class InType>
void	calculateN (InType *input, complex *output, bool inverse, int order) const
void	execute_r2r (int order, float *input, float *output, complex *tmp, bool inverse=false) const

Private Attributes
int	scramble [1<< O]
complex	sines [1<< O]

Detailed Description

template<class T, int O>
class dsp::fft< T, O >

FFT routine copied from my old OneSignal library, modified to match Calf's style. It's not fast at all, just a straightforward implementation.

Member Typedef Documentation

complex

template<class T, int O>

typedef std::complex<T> dsp::fft< T, O >::complex

Constructor & Destructor Documentation

fft()

template<class T, int O>

dsp::fft< T, O >::fft ( )

inline

Member Function Documentation

calculate()

template<class T, int O>

void dsp::fft< T, O >::calculate ( complex * input, complex * output, bool inverse ) const

inline

calculateN()

template<class T, int O>

template<class InType>

void dsp::fft< T, O >::calculateN ( InType * input, complex * output, bool inverse, int order ) const

inline

execute_r2r()

template<class T, int O>

void dsp::fft< T, O >::execute_r2r ( int order, float * input, float * output, complex * tmp, bool inverse = false ) const

inline

Member Data Documentation

scramble

template<class T, int O>

int dsp::fft< T, O >::scramble[1<< O]

private

sines

template<class T, int O>

complex dsp::fft< T, O >::sines[1<< O]

private

---

The documentation for this class was generated from the following file:

• /home/runner/work/lmms-fork/lmms-fork/plugins/LadspaEffect/calf/veal/src/calf/fft.h