aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--tbext/source/rfftw~.cpp138
-rw-r--r--tbext/source/rifftw~.cpp161
2 files changed, 0 insertions, 299 deletions
diff --git a/tbext/source/rfftw~.cpp b/tbext/source/rfftw~.cpp
deleted file mode 100644
index dd10517..0000000
--- a/tbext/source/rfftw~.cpp
+++ /dev/null
@@ -1,138 +0,0 @@
-/* Copyright (c) 2004 Tim Blechmann. */
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL */
-/* WARRANTIES, see the file, "COPYING" in this distribution. */
-/* */
-/* */
-/* rfftw~ is doing the same as rfft~, but it's based on the fftw library, */
-/* that is much faster that pd's internal fft ... */
-/* */
-/* */
-/* rfftw~ uses the flext C++ layer for Max/MSP and PD externals. */
-/* get it at http://www.parasitaere-kapazitaeten.de/PD/ext */
-/* thanks to Thomas Grill */
-/* */
-/* */
-/* */
-/* This program 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 2 */
-/* of the License, or (at your option) any later version. */
-/* */
-/* See file LICENSE for further informations on licensing terms. */
-/* */
-/* 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 for more details. */
-/* */
-/* You should have received a copy of the GNU General Public License */
-/* along with this program; if not, write to the Free Software */
-/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* */
-/* Based on PureData by Miller Puckette and others. */
-/* */
-/* */
-/* */
-/* coded while listening to: Wolfgang Mitterer: Radiofractal & Beat Music */
-/* Sun Ra: Reflections In Blue */
-/* */
-/* */
-
-
-
-#include <flext.h>
-
-#include "fftw3.h"
-#include <algorithm>
-
-#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 401)
-#error upgrade your flext version!!!!!!
-#endif
-
-class rfftw: public flext_dsp
-{
- FLEXT_HEADER(rfftw,flext_dsp);
-
-public: // constructor
- rfftw();
- ~rfftw();
-
-protected:
- virtual void m_signal (int n, float *const *in, float *const *out);
-
- fftwf_plan p; //fftw plan
- int bins; //number of bins
- float * outreal; //pointer to real output
- float * outimag; //pointer to imaginary output
-
- float * infft; //array fftw is working on
- float * outfft; //array fftw uses to output it's values
-
-
- private:
-};
-
-
-FLEXT_LIB_DSP("rfftw~",rfftw);
-
-rfftw::rfftw()
- :bins(64)
-{
- //get ready for the default blocksize
- infft = fftwf_malloc(sizeof(float) * bins);
- outfft = fftwf_malloc(sizeof(float) * bins);
- p=fftwf_plan_r2r_1d(bins,infft,outfft,FFTW_FORWARD,FFTW_MEASURE);
-
- AddInSignal();
- AddOutSignal();
- AddOutSignal();
-}
-
-rfftw::~rfftw()
-{
- fftwf_free(infft);
- fftwf_free(outfft);
- fftwf_destroy_plan(p);
-}
-
-
-void rfftw::m_signal(int n, float *const *in, float *const *out)
-{
- //set output pointers
- outreal = out[0];
- outimag = out[1];
-
- //if blocksize changed, we have to set a new plan for the fft
- if (n!=bins)
- {
- bins=n;
-
- //re-allocate fft buffers
- fftwf_free(infft);
- infft = fftwf_malloc(sizeof(float) * bins);
- fftwf_free(outfft);
- outfft = fftwf_malloc(sizeof(float) * bins);
-
- //set plan, this might take a few seconds
- //but you don't have to do that on the fly...
- fftwf_destroy_plan(p);
- p=fftwf_plan_r2r_1d(bins,infft,outfft,FFTW_FORWARD,FFTW_MEASURE);
- }
-
- CopySamples(infft,in[0],n);
-
- //execute
- fftwf_execute(p);
-
- //Copy samples to outlets
- CopySamples(outreal,outfft,n/2);
- std::reverse_copy(outfft+n/2+1,outfft+n,outimag+1);
-
- //why do we have to invert the samples???
- for (int i = n/2+1; i!=0;--i)
- {
- *(outimag+i)=-*(outimag+i);
- }
-
-}
-
diff --git a/tbext/source/rifftw~.cpp b/tbext/source/rifftw~.cpp
deleted file mode 100644
index ee6f126..0000000
--- a/tbext/source/rifftw~.cpp
+++ /dev/null
@@ -1,161 +0,0 @@
-/* Copyright (c) 2004 Tim Blechmann. */
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL */
-/* WARRANTIES, see the file, "COPYING" in this distribution. */
-/* */
-/* */
-/* rifftw~ is doing the same as rifft~, but it's based on the fftw library, */
-/* that is much faster that pd's internal fft ... */
-/* */
-/* */
-/* rifftw~ uses the flext C++ layer for Max/MSP and PD externals. */
-/* get it at http://www.parasitaere-kapazitaeten.de/PD/ext */
-/* thanks to Thomas Grill */
-/* */
-/* */
-/* */
-/* This program 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 2 */
-/* of the License, or (at your option) any later version. */
-/* */
-/* See file LICENSE for further informations on licensing terms. */
-/* */
-/* 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 for more details. */
-/* */
-/* You should have received a copy of the GNU General Public License */
-/* along with this program; if not, write to the Free Software */
-/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* */
-/* Based on PureData by Miller Puckette and others. */
-/* */
-/* */
-/* */
-/* coded while listening to: Caged/Uncaged */
-/* Sunny Murray: Hommage To Africa */
-/* */
-/* */
-
-
-
-#include <flext.h>
-
-#include "fftw3.h"
-#include <algorithm>
-
-#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 401)
-#error upgrade your flext version!!!!!!
-#endif
-
-class rifftw: public flext_dsp
-{
- FLEXT_HEADER(rifftw,flext_dsp);
-
-public: // constructor
- rifftw();
- ~rifftw();
-
-protected:
- virtual void m_signal (int n, float *const *in, float *const *out);
-
- fftwf_plan p; //fftw plan
- int bins; //number of bins
- float * inreal; //pointer to real input
- float * inimag; //pointer to imaginary input
-
- fftwf_complex * incomplex;
-
- //float * infft; //array fftw is working on
- float * outfft; //array fftw uses to output it's values
-
-
- private:
-};
-
-
-FLEXT_LIB_DSP("rifftw~",rifftw);
-
-rifftw::rifftw()
- :bins(64)
-{
- //get ready for the default blocksize
- // infft = fftwf_malloc(sizeof(float) * bins);
- outfft = fftwf_malloc(sizeof(float) * bins);
-
-
- incomplex = fftwf_malloc(sizeof(fftwf_complex) * bins);
-
-
- // p=fftwf_plan_r2r_1d(bins,infft,outfft,FFTW_BACKWARD,FFTW_MEASURE);
- p=fftwf_plan_dft_c2r_1d(bins,incomplex,outfft,FFTW_BACKWARD,FFTW_MEASURE);
-
- AddInSignal();
- AddInSignal();
- AddOutSignal();
-}
-
-rifftw::~rifftw()
-{
- // fftwf_free(infft);
- fftwf_free(outfft);
- fftwf_free(incomplex);
- fftwf_destroy_plan(p);
-}
-
-
-void rifftw::m_signal(int n, float *const *in, float *const *out)
-{
- //set output pointers
- inreal = in[0];
- inimag = in[1];
-
- //if blocksize changed, we have to set a new plan for the fft
- if (n!=bins)
- {
- bins=n;
-
- //re-allocate fft buffers
- // fftwf_free(infft);
- // infft = fftwf_malloc(sizeof(float) * bins);
- fftwf_free(outfft);
- outfft = fftwf_malloc(sizeof(float) * bins);
-
- fftwf_free(incomplex);
- incomplex = fftwf_malloc(sizeof(fftwf_complex) * bins);
-
- //set plan, this might take a few seconds
- //but you don't have to do that on the fly...
- fftwf_destroy_plan(p);
- //p=fftwf_plan_r2r_1d(bins,infft,outfft,FFTW_BACKWARD,FFTW_MEASURE);
- p=fftwf_plan_dft_c2r_1d(bins,incomplex,outfft,FFTW_BACKWARD,FFTW_MEASURE);
-
- }
-
- //Copy samples to the fft
- // CopySamples(infft,inreal,n/2);
- // std::reverse_copy(inimag,inimag+n/2,infft+n/2);
-
-
- /*
- //why do we have to invert the samples???
- for (int i = n/2+1; i!=n;++i)
- {
- *(infft+i)=-*(infft+i);
- }
- */
-
- for (int i=0;i!=n/2;++i)
- {
- incomplex[i][0]=inreal[i];
- incomplex[i][1]=-inimag[i];
- }
-
- //execute
- fftwf_execute(p);
-
- CopySamples(out[0],outfft,n);
-
-}
-