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/******************************************************
*
* zexy - implementation file
*
* copyleft (c) IOhannes m zmölnig
*
* 1999:forum::für::umläute:2004
*
* institute of electronic music and acoustics (iem)
*
******************************************************
*
* license: GNU General Public License v.2
*
******************************************************/
#include "zexy.h"
/* sum :: the sum of a list of floats */
static t_class *sum_class;
typedef struct _sum
{
t_object x_obj;
} t_sum;
static void sum_list(t_sum *x, t_symbol *s, int argc, t_atom *argv)
{
t_float sum = 0.f;
while(argc--)sum+=atom_getfloat(argv++);
outlet_float(x->x_obj.ob_outlet,sum);
}
static void *sum_new(void)
{
t_sum *x = (t_sum *)pd_new(sum_class);
outlet_new(&x->x_obj, gensym("float"));
return (x);
}
static void sum_help(void)
{
post("sum\t:: calculate the sum of a list of floats");
}
void sum_setup(void)
{
sum_class = class_new(gensym("sum"), (t_newmethod)sum_new, 0,
sizeof(t_sum), 0, A_DEFFLOAT, 0);
class_addlist(sum_class, (t_method)sum_list);
class_addmethod(sum_class, (t_method)sum_help, gensym("help"), 0);
class_sethelpsymbol(sum_class, gensym("zexy/sum"));
zexy_register("sum");
}
void z_sum_setup(void)
{
sum_setup();
}
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