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#include "m_pd.h"
#define IS_A_SYMBOL(atom,index) ((atom+index)->a_type == A_SYMBOL)
#define IS_A_FLOAT(atom,index) ((atom+index)->a_type == A_FLOAT)
static t_class *listUnfold_class;
typedef struct _listUnfold {
t_object x_obj;
//t_float start;
//t_float step;
t_int iterating;
t_outlet* outlet1;
t_outlet* outlet2;
} t_listUnfold;
void listUnfold_bang(t_listUnfold *x)
{
//x->i_count = x->i_down;
x->iterating = 0;
}
void listUnfold_anything(t_listUnfold *x, t_symbol* s, int ac, t_atom* av)
{
int i = 0;
int count = 0;
x->iterating = 1;
if ( s != &s_list && s != &s_float && s != &s_symbol ) {
outlet_float(x->outlet2,0);
outlet_symbol(x->outlet1,s);
count++;
}
for ( ; i < ac; i++ ) {
if ( !(x->iterating) ) break;
outlet_float(x->outlet2,count);
count++;
if ( IS_A_FLOAT(av,i) ) {
outlet_float(x->outlet1,atom_getfloat(av+i));
} else {
outlet_symbol(x->outlet1,atom_getsymbol(av+i));
}
}
}
static void listUnfold_free(t_listUnfold *x)
{
}
void *listUnfold_new(t_symbol *s, int argc, t_atom *argv)
{
t_listUnfold *x = (t_listUnfold *)pd_new(listUnfold_class);
x->iterating = 0;
//floatinlet_new(&x->x_obj, &x->start);
//floatinlet_new(&x->x_obj, &x->step);
x->outlet1 = outlet_new(&x->x_obj, &s_list);
x->outlet2 = outlet_new(&x->x_obj, &s_float);
return (void *)x;
}
void listUnfold_setup(void) {
listUnfold_class = class_new(gensym("listUnfold"),
(t_newmethod)listUnfold_new,
(t_method)listUnfold_free, sizeof(t_listUnfold),
CLASS_DEFAULT,
A_GIMME, 0);
class_addbang (listUnfold_class, listUnfold_bang);
class_addanything (listUnfold_class, listUnfold_anything);
//class_addlist (listUnfold_class, listUnfold_list);
}
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