From b703eab295330e6f81564fbb39a10a1a2fdd2f54 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Sun, 27 Dec 2009 11:30:35 +0000 Subject: moved old qt4 branch --- .../synti/zynaddsubfx/DSP/FFTwrapper.h | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 muse_qt4_evolution/synti/zynaddsubfx/DSP/FFTwrapper.h (limited to 'muse_qt4_evolution/synti/zynaddsubfx/DSP/FFTwrapper.h') diff --git a/muse_qt4_evolution/synti/zynaddsubfx/DSP/FFTwrapper.h b/muse_qt4_evolution/synti/zynaddsubfx/DSP/FFTwrapper.h new file mode 100644 index 00000000..df8cad7a --- /dev/null +++ b/muse_qt4_evolution/synti/zynaddsubfx/DSP/FFTwrapper.h @@ -0,0 +1,59 @@ +/* + ZynAddSubFX - a software synthesizer + + FFTwrapper.h - A wrapper for Fast Fourier Transforms + Copyright (C) 2002-2005 Nasca Octavian Paul + Author: Nasca Octavian Paul + + This program is free software; you can redistribute it and/or modify + it under the terms of version 2 of the GNU General Public License + as published by the Free Software Foundation. + + This program 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 (version 2) for more details. + + You should have received a copy of the GNU General Public License (version 2) + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +*/ + +#ifndef FFT_WRAPPER_H +#define FFT_WRAPPER_H + +#include "../globals.h" + +#ifdef FFTW_VERSION_2 + +#include + +/* If you got error messages about rfftw.h, replace the next include line with "#include " +or with "#include (if one doesn't work try the other). It may be necessary to replace +the with or . If the neither one doesn't work, +please install latest version of fftw(recomanded from the sources) from www.fftw.org. +If you'll install fftw3 you need to change the Makefile.inc +Hope all goes right." */ +#include + +#else + +#include +#define fftw_real double +#define rfftw_plan fftw_plan +#endif + +class FFTwrapper{ + public: + FFTwrapper(int fftsize_); + ~FFTwrapper(); + void smps2freqs(REALTYPE *smps,FFTFREQS freqs); + void freqs2smps(FFTFREQS freqs,REALTYPE *smps); + private: + int fftsize; + fftw_real *tmpfftdata1,*tmpfftdata2; + rfftw_plan planfftw,planfftw_inv; +}; +#endif + -- cgit v1.2.3