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/* ---------------------------- iso ------------------------------------------- */
/* */
/* Queue up pitch and attack point series. */
/* Written by Olaf Matthes (olaf.matthes@gmx.de) */
/* Based on iso for Max by Charlie Baker (baker@foxtrot.ccmrc.ucsb.edu). */
/* 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>
#define MAXPOLY 32
static char *version = "iso v0.1, written for Max by Charlie Baker <baker@foxtrot.ccmrc.ucsb.edu>\n"
" ported to Pd by Olaf Matthes <olaf.matthes@gmx.de>";
/* Iso object data structure */
typedef struct iso
{
t_object iso_ob;
t_outlet *iso_out1; /* outlet 1*/
t_outlet *iso_out2; /* outlet 2*/
t_inlet *iso_in2; /* inlet 2 (attack list) */
t_clock *iso_clock;
t_int ptchlength,atklength,curptch,curatk;
t_float pitches[MAXPOLY];
t_float atks[MAXPOLY];
t_int loop,stop;
t_float hook,duty;
} t_iso;
static t_class *iso_class;
/* take list and create matrix */
static void iso_bang(t_iso *x)
{
x->stop = 0;
x->curptch = 0;
x->curatk = 0;
clock_delay(x->iso_clock, 0);
}
static void iso_clock_fun(t_iso *x)
{
if (!x->stop) {
clock_delay(x->iso_clock, (double)(x->atks[x->curatk] * x->hook));
outlet_float(x->iso_out2,(t_float)(x->atks[x->curatk] * x->hook * x->duty));
outlet_float(x->iso_out1,x->pitches[x->curptch] );
if (x->loop) {
x->curatk = ((x->curatk + 1) % x->atklength);
x->curptch = ((x->curptch + 1) % x->ptchlength);
}
else {
if (((x->curatk + 1) >= x->atklength) || ((x->curptch + 1) >= x->ptchlength))
x->stop = 1;
else {
x->curptch += 1;
x->curatk += 1;
}
}
}
}
static void iso_hook(t_iso *x, t_floatarg hook)
{
if (hook < 1.0) hook = 1.0;
x->hook = (t_float)hook;
}
static void iso_duty(t_iso *x, t_floatarg duty)
{
if (duty < 1.0) duty = 1.0;
x->duty = (t_float)duty;
}
static void iso_list(t_iso *x, t_symbol *s, t_int argc, t_atom* argv)
{
int i;
if (argc > MAXPOLY) post("iso: only %d values max. allowed in list!", MAXPOLY);
for (i = 0; i < argc; i++) x->atks[i] = argv[i].a_w.w_float;
x->atklength = argc;
}
static void iso_pitch(t_iso *x, t_symbol *s, t_int argc, t_atom* argv)
{
int i;
if (argc > MAXPOLY) post("iso: only %d values max. allowed in list!", MAXPOLY);
for (i = 0; i < argc; i++) x->pitches[i] = argv[i].a_w.w_float;
x->ptchlength = argc;
}
static void iso_start(t_iso *x, t_symbol *s, t_int argc, t_atom* argv)
{
t_int start = atom_getfloatarg(0, argc, argv);
x->stop = 0;
if (start) {
x->curptch = (t_int)((start - 1) % x->ptchlength);
x->curatk = (t_int)((start - 1) % x->atklength);
}
else {
x->curptch = 0;
x->curatk = 0;
}
clock_delay(x->iso_clock, 0);
}
static void iso_stop(t_iso *x)
{
x->stop = 1;
x->curatk = 0;
x->curptch = 0;
}
static void iso_pause(t_iso *x)
{
x->stop = 1;
}
static void iso_loop(t_iso *x)
{
x->loop = 1;
}
static void iso_resume(t_iso *x)
{
x->stop = 0;
clock_delay(x->iso_clock, 0);
}
static void iso_unloop(t_iso *x)
{
x->loop = 0;
}
static void *iso_new(void) {
t_iso *x = (t_iso *)pd_new(iso_class); /* allocates memory and sticks in an inlet */
x->iso_clock = clock_new(x, (t_method)iso_clock_fun);
x->iso_out1 = outlet_new(&x->iso_ob, gensym("float"));
x->iso_out2 = outlet_new(&x->iso_ob, gensym("float"));
x->iso_in2 = inlet_new(&x->iso_ob, &x->iso_ob.ob_pd, gensym("list"), gensym("attack"));
x->stop = 0;
x->loop = 1;
x->hook = 1.0;
x->curptch = 0;
x->curatk = 0;
x->ptchlength = 1;
x->atklength = 1;
x->pitches[0] = 60;
x->atks[0] = 500;
x->duty = 1.0;
return (x); /* always return a copy of the created object */
}
static void iso_free(t_iso *x) {
clock_free(x->iso_clock);
}
#ifndef MAXLIB
void iso_setup(void) {
iso_class = class_new(gensym("iso"), (t_newmethod)iso_new,
(t_method)iso_free, sizeof(t_iso), 0, 0);
class_addmethod(iso_class, (t_method)iso_duty, gensym("duty"), A_FLOAT, 0);
class_addmethod(iso_class, (t_method)iso_list, gensym("attack"), A_GIMME, 0);
class_addmethod(iso_class, (t_method)iso_start, gensym("start"), A_GIMME, 0);
class_addmethod(iso_class, (t_method)iso_stop, gensym("stop"), 0);
class_addmethod(iso_class, (t_method)iso_pause, gensym("pause"), 0);
class_addmethod(iso_class, (t_method)iso_loop, gensym("loop"), 0);
class_addmethod(iso_class, (t_method)iso_unloop, gensym("unloop"), 0);
class_addmethod(iso_class, (t_method)iso_resume, gensym("resume"), 0);
class_addmethod(iso_class, (t_method)iso_hook, gensym("hook"), A_FLOAT, 0);
class_addbang(iso_class, iso_bang);
class_addlist(iso_class, iso_pitch);
post(version);
}
#else
void maxlib_iso_setup(void) {
iso_class = class_new(gensym("maxlib_iso"), (t_newmethod)iso_new,
(t_method)iso_free, sizeof(t_iso), 0, 0);
class_addcreator((t_newmethod)iso_new, gensym("iso"), 0);
class_addmethod(iso_class, (t_method)iso_duty, gensym("duty"), A_FLOAT, 0);
class_addmethod(iso_class, (t_method)iso_list, gensym("attack"), A_GIMME, 0);
class_addmethod(iso_class, (t_method)iso_start, gensym("start"), A_GIMME, 0);
class_addmethod(iso_class, (t_method)iso_stop, gensym("stop"), 0);
class_addmethod(iso_class, (t_method)iso_pause, gensym("pause"), 0);
class_addmethod(iso_class, (t_method)iso_loop, gensym("loop"), 0);
class_addmethod(iso_class, (t_method)iso_unloop, gensym("unloop"), 0);
class_addmethod(iso_class, (t_method)iso_resume, gensym("resume"), 0);
class_addmethod(iso_class, (t_method)iso_hook, gensym("hook"), A_FLOAT, 0);
class_addbang(iso_class, iso_bang);
class_addlist(iso_class, iso_pitch);
class_sethelpsymbol(iso_class, gensym("maxlib/iso-help.pd"));
}
#endif
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