changed sig*.c to *~.c

svn path=/trunk/externals/iemlib/; revision=6230

5 files changed, 0 insertions, 539 deletions

diff --git a/src/iemlib2/sigLFO_noise.c b/src/iemlib2/sigLFO_noise.c
deleted file mode 100644
index 0547dfe..0000000
--- a/src/iemlib2/sigLFO_noise.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-
-#include "m_pd.h"
-#include "iemlib.h"
-
-
-/* -------------------- LFO_noise~ --------------------- */
-/* ---- outputs a 2 point interpolated white noise ----- */
-/* -- with lower cutoff frequency than 0.5 samplerate -- */
-
-static t_class *sigLFO_noise_class;
-
-typedef struct _sigLFO_noise
-{
-  t_object     x_obj;
-  double       x_range;
-  double       x_rcp_range;
-  unsigned int x_state;
-  t_float        x_fact;
-  t_float        x_incr;
-  t_float        x_y1;
-  t_float        x_y2;
-  t_float        x_phase;
-} t_sigLFO_noise;
-
-static int sigLFO_noise_makeseed(void)
-{
-  static unsigned int sigLFO_noise_nextseed = 1489853723;
-  
-  sigLFO_noise_nextseed = sigLFO_noise_nextseed * 435898247 + 938284287;
-  return(sigLFO_noise_nextseed & 0x7fffffff);
-}
-
-static float sigLFO_noise_new_rand(t_sigLFO_noise *x)
-{
-  unsigned int state = x->x_state;
-  double new_val, range = x->x_range;
-  
-  x->x_state = state = state * 472940017 + 832416023;
-  new_val = range * ((double)state) * (1./4294967296.);
-  if(new_val >= range)
-    new_val = range-1;
-  new_val -= 32767.0;
-  return(new_val*(1.0/32767.0));
-}
-
-static void *sigLFO_noise_new(t_float freq)
-{
-  t_sigLFO_noise *x = (t_sigLFO_noise *)pd_new(sigLFO_noise_class);
-  
-  x->x_range = 65535.0;
-  x->x_rcp_range =  (double)x->x_range * (1.0/4294967296.0);
-  x->x_state = sigLFO_noise_makeseed();
-  x->x_fact = 2. / 44100.0;
-  x->x_incr = freq * x->x_fact;
-  if(x->x_incr < 0.0)
-    x->x_incr = 0.0;
-  else if(x->x_incr > 0.1)
-    x->x_incr = 0.1;
-  x->x_y1 = sigLFO_noise_new_rand(x);
-  x->x_y2 = sigLFO_noise_new_rand(x);
-  x->x_phase = 0.0;
-  outlet_new(&x->x_obj, gensym("signal"));
-  return (x);
-}
-
-static t_int *sigLFO_noise_perform(t_int *w)
-{
-  t_float *out = (t_float *)(w[1]);
-  t_sigLFO_noise *x = (t_sigLFO_noise *)(w[2]);
-  int n = (int)(w[3]);
-  t_float phase = x->x_phase;
-  t_float x_y1 = x->x_y1;
-  t_float x_y2 = x->x_y2;
-  t_float incr = x->x_incr;
-  
-  while(n--)
-  {
-    if(phase > 1.0)
-    {
-      x_y1 = x_y2;
-      x_y2 = sigLFO_noise_new_rand(x);
-      phase -= 1.0;
-    }
-    *out++ = (x_y2 - x_y1) * phase + x_y1;
-    phase += incr;
-  }
-  x->x_phase = phase;
-  x->x_y1 = x_y1;
-  x->x_y2 = x_y2;
-  return (w+4);
-}
-
-static void sigLFO_noise_float(t_sigLFO_noise *x, t_floatarg freq)
-{
-  x->x_incr = freq * x->x_fact;
-  if(x->x_incr < 0.0)
-    x->x_incr = 0.0;
-  else if(x->x_incr > 0.1)
-    x->x_incr = 0.1;
-}
-
-static void sigLFO_noise_dsp(t_sigLFO_noise *x, t_signal **sp)
-{
-  x->x_fact = 2. / sp[0]->s_sr;
-  dsp_add(sigLFO_noise_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
-}
-
-void sigLFO_noise_setup(void)
-{
-  sigLFO_noise_class = class_new(gensym("LFO_noise~"),
-    (t_newmethod)sigLFO_noise_new, 0,
-    sizeof(t_sigLFO_noise), 0, A_DEFFLOAT, 0);
-  class_addmethod(sigLFO_noise_class, (t_method)sigLFO_noise_dsp,
-    gensym("dsp"), 0);
-  class_addfloat(sigLFO_noise_class, (t_method)sigLFO_noise_float);
-  class_sethelpsymbol(sigLFO_noise_class, gensym("iemhelp/help-LFO_noise~"));
-}
diff --git a/src/iemlib2/sigfade.c b/src/iemlib2/sigfade.c
deleted file mode 100644
index a73a3a7..0000000
--- a/src/iemlib2/sigfade.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-#include "m_pd.h"
-#include "iemlib.h"
-#include <math.h>
-
-/* ------------------------- fade~ ----------------------------- */
-/* --- signal lookup tabel object with input range of 0 to 1 --- */
-/* ---- converts a linear signal ramp to the half of a :  ------ */
-/* -- sine-wave, hanning-wave, squareroot-wave or mixes of it -- */
-
-float *iem_fade_table_lin=(float *)0L;
-float *iem_fade_table_linsqrt=(float *)0L;
-float *iem_fade_table_sqrt=(float *)0L;
-float *iem_fade_table_sin=(float *)0L;
-float *iem_fade_table_sinhann=(float *)0L;
-float *iem_fade_table_hann=(float *)0L;
-
-static t_class *sigfade_class;
-
-typedef struct _sigfade
-{
-  t_object x_obj;
-  t_float *x_table;
-  t_float x_f;
-} t_sigfade;
-
-static void sigfade_set(t_sigfade *x, t_symbol *s)
-{
-  /*if(!strcmp(s->s_name, "_lin"))
-    x->x_table = iem_fade_table_lin;
-  else if(!strcmp(s->s_name, "_linsqrt"))
-    x->x_table = iem_fade_table_linsqrt;
-  else if(!strcmp(s->s_name, "_sqrt"))
-    x->x_table = iem_fade_table_sqrt;
-  else if(!strcmp(s->s_name, "_sin"))
-    x->x_table = iem_fade_table_sin;
-  else if(!strcmp(s->s_name, "_sinhann"))
-    x->x_table = iem_fade_table_sinhann;
-  else if(!strcmp(s->s_name, "_hann"))
-    x->x_table = iem_fade_table_hann;*/
-  if(s == gensym("_lin"))
-    x->x_table = iem_fade_table_lin;
-  else if(s == gensym("_linsqrt"))
-    x->x_table = iem_fade_table_linsqrt;
-  else if(s == gensym("_sqrt"))
-    x->x_table = iem_fade_table_sqrt;
-  else if(s == gensym("_sin"))
-    x->x_table = iem_fade_table_sin;
-  else if(s == gensym("_sinhann"))
-    x->x_table = iem_fade_table_sinhann;
-  else if(s == gensym("_hann"))
-    x->x_table = iem_fade_table_hann;
-}
-
-static void *sigfade_new(t_symbol *s)
-{
-  t_sigfade *x = (t_sigfade *)pd_new(sigfade_class);
-  outlet_new(&x->x_obj, gensym("signal"));
-  x->x_f = 0;
-  x->x_table = iem_fade_table_lin;
-  sigfade_set(x, s);
-  return (x);
-}
-
-static t_int *sigfade_perform(t_int *w)
-{
-  t_float *in = (t_float *)(w[1]);
-  t_float *out = (t_float *)(w[2]);
-  t_sigfade *x = (t_sigfade *)(w[3]);
-  int n = (int)(w[4]);
-  t_float *tab = x->x_table, *addr, f1, f2, frac;
-  double dphase;
-  int normhipart;
-  union tabfudge tf;
-  
-  tf.tf_d = UNITBIT32;
-  normhipart = tf.tf_i[HIOFFSET];
-  
-#if 0     /* this is the readable version of the code. */
-  while (n--)
-  {
-    dphase = (double)(*in++ * (t_float)(COSTABSIZE) * 0.99999) + UNITBIT32;
-    tf.tf_d = dphase;
-    addr = tab + (tf.tf_i[HIOFFSET] & (COSTABSIZE-1));
-    tf.tf_i[HIOFFSET] = normhipart;
-    frac = tf.tf_d - UNITBIT32;
-    f1 = addr[0];
-    f2 = addr[1];
-    *out++ = f1 + frac * (f2 - f1);
-  }
-#endif
-#if 1     /* this is the same, unwrapped by hand. */
-  dphase = (double)(*in++ * (t_float)(COSTABSIZE) * 0.99999) + UNITBIT32;
-  tf.tf_d = dphase;
-  addr = tab + (tf.tf_i[HIOFFSET] & (COSTABSIZE-1));
-  tf.tf_i[HIOFFSET] = normhipart;
-  while (--n)
-  {
-    dphase = (double)(*in++ * (t_float)(COSTABSIZE) * 0.99999) + UNITBIT32;
-    frac = tf.tf_d - UNITBIT32;
-    tf.tf_d = dphase;
-    f1 = addr[0];
-    f2 = addr[1];
-    addr = tab + (tf.tf_i[HIOFFSET] & (COSTABSIZE-1));
-    *out++ = f1 + frac * (f2 - f1);
-    tf.tf_i[HIOFFSET] = normhipart;
-  }
-  frac = tf.tf_d - UNITBIT32;
-  f1 = addr[0];
-  f2 = addr[1];
-  *out++ = f1 + frac * (f2 - f1);
-#endif
-  return (w+5);
-}
-
-static void sigfade_dsp(t_sigfade *x, t_signal **sp)
-{
-  dsp_add(sigfade_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
-}
-
-static void sigfade_maketable(void)
-{
-  int i;
-  t_float *fp, phase, fff,phsinc = 0.5*3.141592653 / ((t_float)COSTABSIZE*0.99999);
-  union tabfudge tf;
-  
-  if(!iem_fade_table_sin)
-  {
-    iem_fade_table_sin = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_sin, phase=0; i--; fp++, phase+=phsinc)
-      *fp = sin(phase);
-  }
-  if(!iem_fade_table_sinhann)
-  {
-    iem_fade_table_sinhann = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_sinhann, phase=0; i--; fp++, phase+=phsinc)
-    {
-      fff = sin(phase);
-      *fp = fff*sqrt(fff);
-    }
-  }
-  if(!iem_fade_table_hann)
-  {
-    iem_fade_table_hann = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_hann, phase=0; i--; fp++, phase+=phsinc)
-    {
-      fff = sin(phase);
-      *fp = fff*fff;
-    }
-  }
-  phsinc = 1.0 / ((t_float)COSTABSIZE*0.99999);
-  if(!iem_fade_table_lin)
-  {
-    iem_fade_table_lin = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_lin, phase=0; i--; fp++, phase+=phsinc)
-      *fp = phase;
-  }
-  if(!iem_fade_table_linsqrt)
-  {
-    iem_fade_table_linsqrt = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_linsqrt, phase=0; i--; fp++, phase+=phsinc)
-      *fp = pow(phase, 0.75);
-  }
-  if(!iem_fade_table_sqrt)
-  {
-    iem_fade_table_sqrt = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1));
-    for(i=COSTABSIZE+1, fp=iem_fade_table_sqrt, phase=0; i--; fp++, phase+=phsinc)
-      *fp = sqrt(phase);
-  }
-  tf.tf_d = UNITBIT32 + 0.5;
-  if((unsigned)tf.tf_i[LOWOFFSET] != 0x80000000)
-    bug("fade~: unexpected machine alignment");
-}
-
-void sigfade_setup(void)
-{
-  sigfade_class = class_new(gensym("fade~"), (t_newmethod)sigfade_new, 0,
-    sizeof(t_sigfade), 0, A_DEFSYM, 0);
-  CLASS_MAINSIGNALIN(sigfade_class, t_sigfade, x_f);
-  class_addmethod(sigfade_class, (t_method)sigfade_dsp, gensym("dsp"), 0);
-  class_addmethod(sigfade_class, (t_method)sigfade_set, gensym("set"), A_DEFSYM, 0);
-  class_sethelpsymbol(sigfade_class, gensym("iemhelp/help-fade~"));
-  sigfade_maketable();
-}
diff --git a/src/iemlib2/sigiem_blocksize.c b/src/iemlib2/sigiem_blocksize.c
deleted file mode 100644
index 46ba275..0000000
--- a/src/iemlib2/sigiem_blocksize.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-
-#include "m_pd.h"
-#include "iemlib.h"
-
-/* ------------------- iem_blocksize~ -------------------- */
-/* -- outputs the current signal-blocksize of a window --- */
-
-static t_class *sigiem_blocksize_class;
-
-typedef struct _sigiem_blocksize
-{
-  t_object  x_obj;
-  t_float   x_blocksize;
-  t_clock   *x_clock;
-  t_float   x_f;
-} t_sigiem_blocksize;
-
-static void sigiem_blocksize_out(t_sigiem_blocksize *x)
-{
-  outlet_float(x->x_obj.ob_outlet, x->x_blocksize);
-}
-
-static void sigiem_blocksize_free(t_sigiem_blocksize *x)
-{
-  clock_free(x->x_clock);
-}
-
-static void *sigiem_blocksize_new(t_symbol *s)
-{
-  t_sigiem_blocksize *x = (t_sigiem_blocksize *)pd_new(sigiem_blocksize_class);
-  x->x_clock = clock_new(x, (t_method)sigiem_blocksize_out);
-  outlet_new(&x->x_obj, &s_float);
-  x->x_blocksize = 64.0f;
-  x->x_f = 0.0f;
-  return (x);
-}
-
-static void sigiem_blocksize_dsp(t_sigiem_blocksize *x, t_signal **sp)
-{
-  x->x_blocksize = (t_float)(sp[0]->s_n);
-  clock_delay(x->x_clock, 0.0f);
-}
-
-void sigiem_blocksize_setup(void)
-{
-  sigiem_blocksize_class = class_new(gensym("iem_blocksize~"), (t_newmethod)sigiem_blocksize_new,
-    (t_method)sigiem_blocksize_free, sizeof(t_sigiem_blocksize), 0, 0);
-  CLASS_MAINSIGNALIN(sigiem_blocksize_class, t_sigiem_blocksize, x_f);
-  class_addmethod(sigiem_blocksize_class, (t_method)sigiem_blocksize_dsp, gensym("dsp"), 0);
-}
diff --git a/src/iemlib2/sigiem_samplerate.c b/src/iemlib2/sigiem_samplerate.c
deleted file mode 100644
index 7f9e86b..0000000
--- a/src/iemlib2/sigiem_samplerate.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-
-#include "m_pd.h"
-#include "iemlib.h"
-
-/* --------------- iem_samplerate~ ----------------- */
-/* -- outputs the current samplerate of a window --- */
-
-static t_class *sigiem_samplerate_class;
-
-typedef struct _sigiem_samplerate
-{
-  t_object  x_obj;
-  t_float   x_samplerate;
-  t_clock   *x_clock;
-  t_float   x_f;
-} t_sigiem_samplerate;
-
-static void sigiem_samplerate_out(t_sigiem_samplerate *x)
-{
-  outlet_float(x->x_obj.ob_outlet, x->x_samplerate);
-}
-
-static void sigiem_samplerate_free(t_sigiem_samplerate *x)
-{
-  clock_free(x->x_clock);
-}
-
-static void *sigiem_samplerate_new(t_symbol *s)
-{
-  t_sigiem_samplerate *x = (t_sigiem_samplerate *)pd_new(sigiem_samplerate_class);
-  x->x_clock = clock_new(x, (t_method)sigiem_samplerate_out);
-  outlet_new(&x->x_obj, &s_float);
-  x->x_samplerate = 44100.0f;
-  x->x_f = 0.0f;
-  return (x);
-}
-
-static void sigiem_samplerate_dsp(t_sigiem_samplerate *x, t_signal **sp)
-{
-  x->x_samplerate = (t_float)(sp[0]->s_sr);
-  clock_delay(x->x_clock, 0.0f);
-}
-
-void sigiem_samplerate_setup(void)
-{
-  sigiem_samplerate_class = class_new(gensym("iem_samplerate~"), (t_newmethod)sigiem_samplerate_new,
-    (t_method)sigiem_samplerate_free, sizeof(t_sigiem_samplerate), 0, 0);
-  CLASS_MAINSIGNALIN(sigiem_samplerate_class, t_sigiem_samplerate, x_f);
-  class_addmethod(sigiem_samplerate_class, (t_method)sigiem_samplerate_dsp, gensym("dsp"), 0);
-}
diff --git a/src/iemlib2/sigm2f.c b/src/iemlib2/sigm2f.c
deleted file mode 100644
index e6d3c26..0000000
--- a/src/iemlib2/sigm2f.c
+++ /dev/null
@@ -1,119 +0,0 @@
-/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
-* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
-
-iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
-
-
-#include "m_pd.h"
-#include "iemlib.h"
-#include <math.h>
-
-/* ----------- m2f~ ----------- */
-/* --------- obsolete --------- */
-
-#define M2FTABSIZE 2048
-
-t_float *iem_m2f_table=(t_float *)0L;
-
-static t_class *sigm2f_class;
-
-typedef struct _sigm2f
-{
-  t_object x_obj;
-  t_float x_msi;
-} t_sigm2f;
-
-static void *sigm2f_new(void)
-{
-  t_sigm2f *x = (t_sigm2f *)pd_new(sigm2f_class);
-  outlet_new(&x->x_obj, gensym("signal"));
-  x->x_msi = 0;
-  return (x);
-}
-
-static t_int *sigm2f_perform(t_int *w)
-{
-  t_float *in = (t_float *)(w[1]);
-  t_float *out = (t_float *)(w[2]);
-  t_sigm2f *x = (t_sigm2f *)(w[3]);
-  int n = (int)(w[4]);
-  t_float *tab = iem_m2f_table, *addr, f1, f2, frac, iinn;
-  double dphase;
-  int normhipart;
-  union tabfudge tf;
-  
-  tf.tf_d = UNITBIT32;
-  normhipart = tf.tf_i[HIOFFSET];
-  
-#if 0       /* this is the readable version of the code. */
-  while (n--)
-  {
-    iinn = (*in++)*10.0+670.0;
-    dphase = (double)iinn + UNITBIT32;
-    tf.tf_d = dphase;
-    addr = tab + (tf.tf_i[HIOFFSET] & (M2FTABSIZE-1));
-    tf.tf_i[HIOFFSET] = normhipart;
-    frac = tf.tf_d - UNITBIT32;
-    f1 = addr[0];
-    f2 = addr[1];
-    *out++ = f1 + frac * (f2 - f1);
-  }
-#endif
-#if 1       /* this is the same, unwrapped by hand. */
-  iinn = (*in++)*10.0+670.0;
-  dphase = (double)iinn + UNITBIT32;
-  tf.tf_d = dphase;
-  addr = tab + (tf.tf_i[HIOFFSET] & (M2FTABSIZE-1));
-  tf.tf_i[HIOFFSET] = normhipart;
-  while (--n)
-  {
-    iinn = (*in++)*10.0+670.0;
-    dphase = (double)iinn + UNITBIT32;
-    frac = tf.tf_d - UNITBIT32;
-    tf.tf_d = dphase;
-    f1 = addr[0];
-    f2 = addr[1];
-    addr = tab + (tf.tf_i[HIOFFSET] & (M2FTABSIZE-1));
-    *out++ = f1 + frac * (f2 - f1);
-    tf.tf_i[HIOFFSET] = normhipart;
-  }
-  frac = tf.tf_d - UNITBIT32;
-  f1 = addr[0];
-  f2 = addr[1];
-  *out++ = f1 + frac * (f2 - f1);
-#endif
-  return (w+5);
-}
-
-static void sigm2f_dsp(t_sigm2f *x, t_signal **sp)
-{
-  dsp_add(sigm2f_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
-}
-
-static void sigm2f_maketable(void)
-{
-  union tabfudge tf;
-  
-  if(!iem_m2f_table)
-  {
-    int i;
-    t_float *fp, midi, refexp=440.0*exp(-5.75*log(2.0));
-    
-    iem_m2f_table = (t_float *)getbytes(sizeof(t_float) * (M2FTABSIZE+1));
-    for(i=0, fp=iem_m2f_table, midi=-67.0; i<=M2FTABSIZE; i++, fp++, midi+=0.1)
-      *fp = refexp * exp(0.057762265047 * midi);
-  }
-  tf.tf_d = UNITBIT32 + 0.5;
-  if((unsigned)tf.tf_i[LOWOFFSET] != 0x80000000)
-    bug("m2f~: unexpected machine alignment");
-}
-
-void sigm2f_setup(void)
-{
-  sigm2f_class = class_new(gensym("m2f~"), (t_newmethod)sigm2f_new, 0,
-    sizeof(t_sigm2f), 0, 0);
-  CLASS_MAINSIGNALIN(sigm2f_class, t_sigm2f, x_msi);
-  class_addmethod(sigm2f_class, (t_method)sigm2f_dsp, gensym("dsp"), 0);
-  sigm2f_maketable();
-  class_sethelpsymbol(sigm2f_class, gensym("iemhelp/help-m2f~"));
-}