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-rw-r--r--packages/patches/fftw_support-0.39-1.patch298
1 files changed, 0 insertions, 298 deletions
diff --git a/packages/patches/fftw_support-0.39-1.patch b/packages/patches/fftw_support-0.39-1.patch
deleted file mode 100644
index fb787d9a..00000000
--- a/packages/patches/fftw_support-0.39-1.patch
+++ /dev/null
@@ -1,298 +0,0 @@
-Index: d_fft.c
-===================================================================
-RCS file: /cvsroot/pure-data/pd/src/d_fft.c,v
-retrieving revision 1.2
-diff -u -w -r1.2 d_fft.c
---- d_fft.c 6 Sep 2004 20:20:33 -0000 1.2
-+++ d_fft.c 2 Dec 2005 05:37:43 -0000
-@@ -4,6 +4,12 @@
-
- #include "m_pd.h"
-
-+#ifdef HAVE_LIBFFTW3F
-+#include "fftw3.h"
-+#include <string.h>
-+#endif
-+
-+#ifndef HAVE_LIBFFTW3F
- /* ------------------------ fft~ and ifft~ -------------------------------- */
- static t_class *sigfft_class, *sigifft_class;
-
-@@ -244,6 +250,259 @@
- class_sethelpsymbol(sigrifft_class, gensym("fft~"));
- }
-
-+#else
-+
-+/* Support for fftw3 by Tim Blechmann */
-+
-+/* ------------------------ fft~ and ifft~ -------------------------------- */
-+
-+static t_class *sigfftw_class, *sigifftw_class;
-+
-+typedef struct fftw
-+{
-+ t_object x_obj;
-+ float x_f;
-+
-+ fftwf_plan plan;
-+ fftwf_iodim dim;
-+} t_sigfftw;
-+
-+static void *sigfftw_new(void)
-+{
-+ t_sigfftw *x = (t_sigfftw *)pd_new(sigfftw_class);
-+ outlet_new(&x->x_obj, gensym("signal"));
-+ outlet_new(&x->x_obj, gensym("signal"));
-+ inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal);
-+ x->x_f = 0;
-+ return (x);
-+}
-+
-+static void sigfftw_free(t_sigfftw * x)
-+{
-+ fftwf_destroy_plan(x->plan);
-+}
-+
-+static t_int *sigfftw_perform(t_int *w)
-+{
-+ fftwf_execute(*(fftwf_plan *)w[1]);
-+
-+ return (w+2);
-+}
-+
-+static void sigfftw_dsp(t_sigfftw *x, t_signal **sp)
-+{
-+ int n = sp[0]->s_n;
-+ float *in1 = sp[0]->s_vec;
-+ float *in2 = sp[1]->s_vec;
-+ float *out1 = sp[2]->s_vec;
-+ float *out2 = sp[3]->s_vec;
-+
-+ x->dim.n=n;
-+ x->dim.is=1;
-+ x->dim.os=1;
-+ x->plan = fftwf_plan_guru_split_dft(1, &(x->dim), 0, NULL, in1,
-+ in2, out1, out2, FFTW_MEASURE);
-+ dsp_add(sigfftw_perform, 1, &x->plan);
-+}
-+
-+static void sigifftw_dsp(t_sigfftw *x, t_signal **sp)
-+{
-+ int n = sp[0]->s_n;
-+ float *in1 = sp[0]->s_vec;
-+ float *in2 = sp[1]->s_vec;
-+ float *out1 = sp[2]->s_vec;
-+ float *out2 = sp[3]->s_vec;
-+
-+ x->dim.n=n;
-+ x->dim.is=1;
-+ x->dim.os=1;
-+ x->plan = fftwf_plan_guru_split_dft(1, &(x->dim), 0, NULL, in2,
-+ in1, out2, out1, FFTW_MEASURE);
-+ dsp_add(sigfftw_perform, 1, &x->plan);
-+}
-+
-+static void sigfftw_setup(void)
-+{
-+ sigfftw_class = class_new(gensym("fft~"), sigfftw_new,
-+ (t_method) sigfftw_free,
-+ sizeof(t_sigfftw), 0, 0);
-+ CLASS_MAINSIGNALIN(sigfftw_class, t_sigfftw, x_f);
-+ class_addmethod(sigfftw_class, (t_method)sigfftw_dsp,
-+ gensym("dsp"), 0);
-+
-+ sigifftw_class = class_new(gensym("ifft~"), sigfftw_new,
-+ (t_method) sigfftw_free,
-+ sizeof(t_sigfftw), 0, 0);
-+ CLASS_MAINSIGNALIN(sigifftw_class, t_sigfftw, x_f);
-+ class_addmethod(sigifftw_class, (t_method)sigifftw_dsp,
-+ gensym("dsp"), 0);
-+ class_sethelpsymbol(sigifftw_class, gensym("fft~"));
-+
-+}
-+
-+
-+/* ----------------------- rfft~ --------------------------------- */
-+
-+static t_class *sigrfftw_class;
-+
-+typedef struct rfftw
-+{
-+ t_object x_obj;
-+ float x_f;
-+
-+ fftwf_plan plan;
-+ fftwf_iodim dim;
-+} t_sigrfftw;
-+
-+static void *sigrfftw_new(void)
-+{
-+ t_sigrfftw *x = (t_sigrfftw *)pd_new(sigrfftw_class);
-+ outlet_new(&x->x_obj, gensym("signal"));
-+ outlet_new(&x->x_obj, gensym("signal"));
-+ x->x_f = 0;
-+ return (x);
-+}
-+
-+static void sigrfftw_free(t_sigrfftw *x)
-+{
-+ fftwf_destroy_plan(x->plan);
-+}
-+
-+/*
-+ * for compatibility reasons with the mayer fft, we'll have to invert
-+ * some samples ... this is ugly, but someone might rely on that ...
-+ */
-+static void sigrfftw_invert(t_sample * s, t_int n)
-+{
-+ while (n!=0)
-+ {
-+ --n;
-+ s[n]=-s[n];
-+ }
-+}
-+
-+static t_int *sigrfftw_perform(t_int *w)
-+{
-+ fftwf_execute(*(fftwf_plan*)w[1]);
-+ sigrfftw_invert((t_sample*)w[2],(t_int)w[3]);
-+
-+ return (w+4);
-+}
-+
-+static void sigrfftw_dsp(t_sigrfftw *x, t_signal **sp)
-+{
-+ int n = sp[0]->s_n, n2 = (n>>1);
-+ float *in = sp[0]->s_vec;
-+ float *out1 = sp[1]->s_vec;
-+ float *out2 = sp[2]->s_vec;
-+
-+ if (n < 4)
-+ {
-+ error("fft: minimum 4 points");
-+ return;
-+ }
-+ else
-+ {
-+ x->dim.n=n;
-+ x->dim.is=1;
-+ x->dim.os=1;
-+ x->plan = fftwf_plan_guru_split_dft_r2c(1, &(x->dim), 0, NULL,
-+ in, out1, out2,
-+ FFTW_MEASURE);
-+ dsp_add(sigrfftw_perform,3,&x->plan,out2+1,n2-1);
-+ }
-+
-+ dsp_add_zero(out1 + n2, n2);
-+ dsp_add_zero(out2 + n2, n2);
-+}
-+
-+static void sigrfftw_setup(void)
-+{
-+ sigrfftw_class = class_new(gensym("rfft~"), sigrfftw_new,
-+ (t_method)sigrfftw_free,
-+ sizeof(t_sigrfftw), 0, 0);
-+ CLASS_MAINSIGNALIN(sigrfftw_class, t_sigrfftw, x_f);
-+ class_addmethod(sigrfftw_class, (t_method)sigrfftw_dsp,
-+ gensym("dsp"), 0);
-+ class_sethelpsymbol(sigrfftw_class, gensym("fft~"));
-+}
-+
-+
-+/* ----------------------- rifft~ -------------------------------- */
-+
-+static t_class *sigrifftw_class;
-+
-+typedef struct rifftw
-+{
-+ t_object x_obj;
-+ float x_f;
-+
-+ fftwf_plan plan;
-+ fftwf_iodim dim;
-+} t_sigrifftw;
-+
-+static void *sigrifftw_new(void)
-+{
-+ t_sigrifftw *x = (t_sigrifftw *)pd_new(sigrifftw_class);
-+ inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal);
-+ outlet_new(&x->x_obj, gensym("signal"));
-+ x->x_f = 0;
-+ return (x);
-+}
-+
-+static void sigrifftw_free(t_sigrifftw *x)
-+{
-+ fftwf_destroy_plan(x->plan);
-+}
-+
-+static t_int *sigrifftw_perform(t_int *w)
-+{
-+ sigrfftw_invert((t_sample *)w[2],w[3]);
-+ fftwf_execute(*(fftwf_plan*)w[1]);
-+
-+ return (w+4);
-+}
-+
-+static void sigrifftw_dsp(t_sigrifftw *x, t_signal **sp)
-+{
-+ int n = sp[0]->s_n, n2 = (n>>1);
-+ float *in1 = sp[0]->s_vec;
-+ float *in2 = sp[1]->s_vec;
-+ float *out = sp[2]->s_vec;
-+
-+ if (n < 4)
-+ {
-+ error("fft: minimum 4 points");
-+ return;
-+ }
-+
-+ else
-+ {
-+ x->dim.n=n;
-+ x->dim.is=1;
-+ x->dim.os=1;
-+ x->plan = fftwf_plan_guru_split_dft_c2r(1, &(x->dim), 0, NULL,
-+ in1, in2, out,
-+ FFTW_MEASURE);
-+ dsp_add(sigrifftw_perform,3,&x->plan,in2,n2);
-+ }
-+}
-+
-+static void sigrifftw_setup(void)
-+{
-+ sigrifftw_class = class_new(gensym("rifft~"), sigrifftw_new,
-+ (t_method)sigrifftw_free,
-+ sizeof(t_sigrifftw), 0, 0);
-+ CLASS_MAINSIGNALIN(sigrifftw_class, t_sigrifftw, x_f);
-+ class_addmethod(sigrifftw_class, (t_method)sigrifftw_dsp,
-+ gensym("dsp"), 0);
-+ class_sethelpsymbol(sigrifftw_class, gensym("fft~"));
-+}
-+
-+#endif /* HAVE_LIBFFTW3F */
-+/* end of FFTW support */
-+
-+
- /* ----------------------- framp~ -------------------------------- */
-
- static t_class *sigframp_class;
-@@ -335,8 +594,16 @@
-
- void d_fft_setup(void)
- {
-+ sigframp_setup();
-+
-+#ifndef HAVE_LIBFFTW3F
- sigfft_setup();
- sigrfft_setup();
- sigrifft_setup();
-- sigframp_setup();
-+#else
-+ sigfftw_setup(); /* added by Tim Blechmann to support fftw */
-+ sigrifftw_setup();
-+ sigrfftw_setup();
-+#endif /* HAVE_LIBFFTW3F */
-+
- }
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