diff options
Diffstat (limited to 'divide.c')
-rw-r--r-- | divide.c | 220 |
1 files changed, 110 insertions, 110 deletions
@@ -1,110 +1,110 @@ -/* ------------------------- divide ------------------------------------------ */
-/* */
-/* Like '/', but calculates output whenever _any_ of the inlets changes. */
-/* 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>
-
-#define MAXSIZE 32
-
-static char *version = "divide v0.2, written by Olaf Matthes <olaf.matthes@gmx.de>";
-
-typedef struct divide
-{
- t_object x_ob;
- t_inlet *x_inleft; /* leftmost inlet */
- t_inlet *x_inright; /* right inlet */
- t_outlet *x_outlet; /* result */
- t_int x_numvalues; /* number of values / inlets */
-
- t_float x_dividevalue[MAXSIZE];
-
-} t_divide;
-
-static void divide_bang(t_divide *x)
-{
- int i;
- t_float result = x->x_dividevalue[0];
- for(i = 1; i < x->x_numvalues; i++)
- result /= x->x_dividevalue[i];
- outlet_float(x->x_outlet, result);
-}
-
-static void divide_float(t_divide *x, t_floatarg f)
-{
- x->x_dividevalue[0] = f;
- divide_bang(x); /* calculate result */
-}
-
-static void divide_ft1(t_divide *x, t_floatarg f)
-{
- x->x_dividevalue[1] = f;
- divide_bang(x); /* calculate result */
-}
-
-static t_class *divide_class;
-
-static void *divide_new(t_symbol *s, t_int argc, t_atom* argv)
-{
- int i;
-
- t_divide *x = (t_divide *)pd_new(divide_class);
- x->x_inright = inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("ft1"));
- for(i = 2; i < argc; i++) /* create additional inlets, if any */
- {
- floatinlet_new(&x->x_ob, &x->x_dividevalue[i]);
- }
- x->x_outlet = outlet_new(&x->x_ob, gensym("float"));
-
- for(i = 0; i < argc; i++)
- {
- x->x_dividevalue[i] = atom_getfloatarg(i, argc, argv);
- }
- x->x_numvalues = i;
-
- return (void *)x;
-}
-
-#ifndef MAXLIB
-void divide_setup(void)
-{
- divide_class = class_new(gensym("divide"), (t_newmethod)divide_new,
- 0, sizeof(t_divide), 0, A_GIMME, 0);
-#else
-void maxlib_divide_setup(void)
-{
- divide_class = class_new(gensym("maxlib_divide"), (t_newmethod)divide_new,
- 0, sizeof(t_divide), 0, A_GIMME, 0);
-#endif
- class_addfloat(divide_class, divide_float);
- class_addmethod(divide_class, (t_method)divide_ft1, gensym("ft1"), A_FLOAT, 0);
- class_addbang(divide_class, (t_method)divide_bang);
-#ifndef MAXLIB
-
- post(version);
-#else
- class_addcreator((t_newmethod)divide_new, gensym("divide"), A_GIMME, 0);
- class_sethelpsymbol(divide_class, gensym("maxlib/divide-help.pd"));
-#endif
-}
-
+/* ------------------------- divide ------------------------------------------ */ +/* */ +/* Like '/', but calculates output whenever _any_ of the inlets changes. */ +/* 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> + +#define MAXSIZE 32 + +static char *version = "divide v0.2, written by Olaf Matthes <olaf.matthes@gmx.de>"; + +typedef struct divide +{ + t_object x_ob; + t_inlet *x_inleft; /* leftmost inlet */ + t_inlet *x_inright; /* right inlet */ + t_outlet *x_outlet; /* result */ + t_int x_numvalues; /* number of values / inlets */ + + t_float x_dividevalue[MAXSIZE]; + +} t_divide; + +static void divide_bang(t_divide *x) +{ + int i; + t_float result = x->x_dividevalue[0]; + for(i = 1; i < x->x_numvalues; i++) + result /= x->x_dividevalue[i]; + outlet_float(x->x_outlet, result); +} + +static void divide_float(t_divide *x, t_floatarg f) +{ + x->x_dividevalue[0] = f; + divide_bang(x); /* calculate result */ +} + +static void divide_ft1(t_divide *x, t_floatarg f) +{ + x->x_dividevalue[1] = f; + divide_bang(x); /* calculate result */ +} + +static t_class *divide_class; + +static void *divide_new(t_symbol *s, t_int argc, t_atom* argv) +{ + int i; + + t_divide *x = (t_divide *)pd_new(divide_class); + x->x_inright = inlet_new(&x->x_ob, &x->x_ob.ob_pd, gensym("float"), gensym("ft1")); + for(i = 2; i < argc; i++) /* create additional inlets, if any */ + { + floatinlet_new(&x->x_ob, &x->x_dividevalue[i]); + } + x->x_outlet = outlet_new(&x->x_ob, gensym("float")); + + for(i = 0; i < argc; i++) + { + x->x_dividevalue[i] = atom_getfloatarg(i, argc, argv); + } + x->x_numvalues = i; + + return (void *)x; +} + +#ifndef MAXLIB +void divide_setup(void) +{ + divide_class = class_new(gensym("divide"), (t_newmethod)divide_new, + 0, sizeof(t_divide), 0, A_GIMME, 0); +#else +void maxlib_divide_setup(void) +{ + divide_class = class_new(gensym("maxlib_divide"), (t_newmethod)divide_new, + 0, sizeof(t_divide), 0, A_GIMME, 0); +#endif + class_addfloat(divide_class, divide_float); + class_addmethod(divide_class, (t_method)divide_ft1, gensym("ft1"), A_FLOAT, 0); + class_addbang(divide_class, (t_method)divide_bang); +#ifndef MAXLIB + + logpost(NULL, 4, version); +#else + class_addcreator((t_newmethod)divide_new, gensym("divide"), A_GIMME, 0); + class_sethelpsymbol(divide_class, gensym("maxlib/divide-help.pd")); +#endif +} + |