K:/Projects/scplusplus/gpl_releases/frtw/include/fourier.h File Reference

FFT Header/Object for the FRTW C Library. More...

#include <fftw3.h>
#include <nttw/array.h>

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Functions
NTTW_DLL_SYM void	fft (int rank, const int *sizes, fftw_complex *data, fftw_complex *fftOfData)
	The Complex valued Fast Fourier Transform (FFT). Uses the FFTW C library.
NTTW_DLL_SYM void	ifft (int rank, const int *sizes, fftw_complex *fftOfData, fftw_complex *data)
NTTW_DLL_SYM void	fft_norm (fftw_complex *data, const size_t n)
	Normalises data of length n in the complex field.

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Detailed Description

FFT Header/Object for the FRTW C Library.

FRTW FFT Library which uses the External FFTW library (which is not associated with FRTW)

This wraps all the FFTW FFT 1D/2D members.

This file is part of FRTW Library.

FRTW is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

FRTW is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with FRTW. If not, see <http://www.gnu.org/licenses/>.

Author:

Shekhar S. Chandra, 2008-9

Definition in file fourier.h.