diff options
Diffstat (limited to 'pitch.c')
| -rw-r--r-- | pitch.c | 228 |
1 files changed, 114 insertions, 114 deletions
@@ -1,114 +1,114 @@ -/* ------------------------- pitch ------------------------------------------ */
-/* */
-/* Get a lot of info about an incoming pitch (class, register, interval...). */
-/* Written by Olaf Matthes (olaf.matthes@gmx.de) */
-/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */
-/* */
-/* 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. */
-/* */
-/* 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. */
-/* */
-/* ---------------------------------------------------------------------------- */
-
-#include "m_pd.h"
-#include <stdio.h>
-
-static char *version = "pitch v0.1b, written by Olaf Matthes <olaf.matthes@gmx.de>";
-
-typedef struct pitch
-{
- t_object x_ob;
- t_inlet *x_inpitch; /* inlet for pitch */
- t_outlet *x_outpitchval; /* pitch as MIDI note number */
- t_outlet *x_outpitchname; /* pitch name, e.g. "C1" */
- t_outlet *x_outpitchclass; /* pitch class */
- t_outlet *x_outintv; /* interval */
- t_outlet *x_outregister; /* register */
-
- t_int x_lastpitch;
-
-} t_pitch;
-
-static void pitch_float(t_pitch *x, t_floatarg f) {
-
- char buf[8];
- int r, c, interval = 0, pitch;
-
- char* notes_up[12] = {"C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"};
- char* notes_down[12] = {"C", "Db", "D", "Eb", "E", "F", "Gb", "G", "Ab", "A", "Bb", "B"};
-
- pitch = (t_int)f;
- if(pitch < 1) pitch = 0;
- if(pitch > 127) pitch = 127;
-
- if(x->x_lastpitch != 0)interval = pitch - x->x_lastpitch;
- x->x_lastpitch = pitch;
-
- r = (pitch / 12) - 1;
- c = pitch % 12;
- if(interval >= 0)
- {
- sprintf(buf, "%s%d", notes_up[c], r);
- }
- else
- {
- sprintf(buf, "%s%d", notes_down[c], r);
- }
- // post("note: %s %d", notes[c], r);
-
- /* output values from right to left */
- outlet_float(x->x_outregister, r);
- outlet_float(x->x_outintv, interval);
- outlet_float(x->x_outpitchclass, c);
- outlet_symbol(x->x_outpitchname, gensym(buf));
- outlet_float(x->x_outpitchval, pitch);
-}
-
-static t_class *pitch_class;
-
-static void *pitch_new(t_floatarg f)
-{
- t_pitch *x = (t_pitch *)pd_new(pitch_class);
- x->x_inpitch = inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("ft1"));
- x->x_outpitchval = outlet_new(&x->x_ob, gensym("float"));
- x->x_outpitchname = outlet_new(&x->x_ob, gensym("symbol"));
- x->x_outpitchclass = outlet_new(&x->x_ob, gensym("float"));
- x->x_outintv = outlet_new(&x->x_ob, gensym("float"));
- x->x_outregister = outlet_new(&x->x_ob, gensym("float"));
-
- x->x_lastpitch = f;
-
- return (void *)x;
-}
-
-#ifndef MAXLIB
-void pitch_setup(void)
-{
- pitch_class = class_new(gensym("pitch"), (t_newmethod)pitch_new,
- 0, sizeof(t_pitch), 0, A_DEFFLOAT, 0);
- class_addfloat(pitch_class, pitch_float);
-
- post(version);
-}
-#else
-void maxlib_pitch_setup(void)
-{
- pitch_class = class_new(gensym("maxlib_pitch"), (t_newmethod)pitch_new,
- 0, sizeof(t_pitch), 0, A_DEFFLOAT, 0);
- class_addcreator((t_newmethod)pitch_new, gensym("pitch"), A_DEFFLOAT, 0);
- class_addfloat(pitch_class, pitch_float);
- class_sethelpsymbol(pitch_class, gensym("maxlib/pitch-help.pd"));
-}
-#endif
+/* ------------------------- pitch ------------------------------------------ */ +/* */ +/* Get a lot of info about an incoming pitch (class, register, interval...). */ +/* Written by Olaf Matthes (olaf.matthes@gmx.de) */ +/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */ +/* */ +/* 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. */ +/* */ +/* 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. */ +/* */ +/* ---------------------------------------------------------------------------- */ + +#include "m_pd.h" +#include <stdio.h> + +static char *version = "pitch v0.1b, written by Olaf Matthes <olaf.matthes@gmx.de>"; + +typedef struct pitch +{ + t_object x_ob; + t_inlet *x_inpitch; /* inlet for pitch */ + t_outlet *x_outpitchval; /* pitch as MIDI note number */ + t_outlet *x_outpitchname; /* pitch name, e.g. "C1" */ + t_outlet *x_outpitchclass; /* pitch class */ + t_outlet *x_outintv; /* interval */ + t_outlet *x_outregister; /* register */ + + t_int x_lastpitch; + +} t_pitch; + +static void pitch_float(t_pitch *x, t_floatarg f) { + + char buf[8]; + int r, c, interval = 0, pitch; + + char* notes_up[12] = {"C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"}; + char* notes_down[12] = {"C", "Db", "D", "Eb", "E", "F", "Gb", "G", "Ab", "A", "Bb", "B"}; + + pitch = (t_int)f; + if(pitch < 1) pitch = 0; + if(pitch > 127) pitch = 127; + + if(x->x_lastpitch != 0)interval = pitch - x->x_lastpitch; + x->x_lastpitch = pitch; + + r = (pitch / 12) - 1; + c = pitch % 12; + if(interval >= 0) + { + sprintf(buf, "%s%d", notes_up[c], r); + } + else + { + sprintf(buf, "%s%d", notes_down[c], r); + } + // post("note: %s %d", notes[c], r); + + /* output values from right to left */ + outlet_float(x->x_outregister, r); + outlet_float(x->x_outintv, interval); + outlet_float(x->x_outpitchclass, c); + outlet_symbol(x->x_outpitchname, gensym(buf)); + outlet_float(x->x_outpitchval, pitch); +} + +static t_class *pitch_class; + +static void *pitch_new(t_floatarg f) +{ + t_pitch *x = (t_pitch *)pd_new(pitch_class); + x->x_inpitch = inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("ft1")); + x->x_outpitchval = outlet_new(&x->x_ob, gensym("float")); + x->x_outpitchname = outlet_new(&x->x_ob, gensym("symbol")); + x->x_outpitchclass = outlet_new(&x->x_ob, gensym("float")); + x->x_outintv = outlet_new(&x->x_ob, gensym("float")); + x->x_outregister = outlet_new(&x->x_ob, gensym("float")); + + x->x_lastpitch = f; + + return (void *)x; +} + +#ifndef MAXLIB +void pitch_setup(void) +{ + pitch_class = class_new(gensym("pitch"), (t_newmethod)pitch_new, + 0, sizeof(t_pitch), 0, A_DEFFLOAT, 0); + class_addfloat(pitch_class, pitch_float); + + logpost(NULL, 4, version); +} +#else +void maxlib_pitch_setup(void) +{ + pitch_class = class_new(gensym("maxlib_pitch"), (t_newmethod)pitch_new, + 0, sizeof(t_pitch), 0, A_DEFFLOAT, 0); + class_addcreator((t_newmethod)pitch_new, gensym("pitch"), A_DEFFLOAT, 0); + class_addfloat(pitch_class, pitch_float); + class_sethelpsymbol(pitch_class, gensym("maxlib/pitch-help.pd")); +} +#endif |