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/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
iemlib2 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */
#include "m_pd.h"
#include "iemlib.h"
/* ----------------------- iem_prepend --------------------------- */
/* -- concatenates message from cold (right) inlet with message -- */
/* ------- from hot (left) inlet and outputs it; initial ------- */
/* --- arguments (prependix) are eqal to message of cold inlet --- */
struct _iem_prepend_proxy;
static t_class *iem_prepend_class;
static t_class *iem_prepend_proxy_class;
typedef struct _iem_prepend
{
t_object x_obj;
struct _iem_prepend_proxy *x_proxy_inlet;
int x_size;
int x_ac;
t_atom *x_at;
t_symbol *x_selector_sym;
} t_iem_prepend;
typedef struct _iem_prepend_proxy
{
t_object p_obj;
t_iem_prepend *p_owner;
} t_iem_prepend_proxy;
static void iem_prepend_atcopy(t_atom *src, t_atom *dst, int n)
{
while(n--)
*dst++ = *src++;
}
static void iem_prepend_bang(t_iem_prepend *x)
{
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac, x->x_at);
}
static void iem_prepend_float(t_iem_prepend *x, t_floatarg f)
{
if(x->x_selector_sym == &s_bang)
outlet_float(x->x_obj.ob_outlet, f);
else
{
SETFLOAT(x->x_at+x->x_ac, f);
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac+1, x->x_at);
}
}
static void iem_prepend_symbol(t_iem_prepend *x, t_symbol *s)
{
if(x->x_selector_sym == &s_bang)
outlet_symbol(x->x_obj.ob_outlet, s);
else
{
SETSYMBOL(x->x_at+x->x_ac, s);
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac+1, x->x_at);
}
}
static void iem_prepend_pointer(t_iem_prepend *x, t_gpointer *gp)
{
if(x->x_selector_sym == &s_bang)
outlet_pointer(x->x_obj.ob_outlet, gp);
else
{
SETPOINTER(x->x_at+x->x_ac, gp);
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac+1, x->x_at);
}
}
static void iem_prepend_list(t_iem_prepend *x, t_symbol *s, int ac, t_atom *av)
{
if((ac+x->x_ac+1) >= x->x_size)
{
x->x_at = (t_atom *)resizebytes(x->x_at, x->x_size*sizeof(t_atom), (ac+x->x_ac+11)*sizeof(t_atom));
x->x_size = ac + x->x_ac + 11;
}
if(x->x_selector_sym == &s_bang)
outlet_anything(x->x_obj.ob_outlet, &s_list, ac, av);
else
{
iem_prepend_atcopy(av, x->x_at + x->x_ac, ac);
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac+ac, x->x_at);
}
}
static void iem_prepend_anything(t_iem_prepend *x, t_symbol *s, int ac, t_atom *av)
{
if((ac+x->x_ac+2) >= x->x_size)
{
x->x_at = (t_atom *)resizebytes(x->x_at, x->x_size*sizeof(t_atom), (ac+x->x_ac+12)*sizeof(t_atom));
x->x_size = ac + x->x_ac + 12;
}
if(x->x_selector_sym == &s_bang)
outlet_anything(x->x_obj.ob_outlet, s, ac, av);
else
{
SETSYMBOL(x->x_at + x->x_ac, s);
iem_prepend_atcopy(av, x->x_at+x->x_ac+1, ac);
outlet_anything(x->x_obj.ob_outlet, x->x_selector_sym, x->x_ac+ac+1, x->x_at);
}
}
/* begin of proxy methods (anything inlets) */
static void iem_prepend_proxy_bang(t_iem_prepend_proxy *p)
{
t_iem_prepend *x = p->p_owner;
x->x_ac = 0;
x->x_selector_sym = &s_bang;
}
static void iem_prepend_proxy_float(t_iem_prepend_proxy *p, t_floatarg f)
{
t_iem_prepend *x = p->p_owner;
x->x_ac = 1;
SETFLOAT(x->x_at, f);
x->x_selector_sym = &s_list;
}
static void iem_prepend_proxy_symbol(t_iem_prepend_proxy *p, t_symbol *s)
{
t_iem_prepend *x = p->p_owner;
x->x_ac = 1;
SETSYMBOL(x->x_at, s);
x->x_selector_sym = &s_list;
}
static void iem_prepend_proxy_pointer(t_iem_prepend_proxy *p, t_gpointer *gp)
{
t_iem_prepend *x = p->p_owner;
x->x_ac = 1;
SETPOINTER(x->x_at, gp);
x->x_selector_sym = &s_list;
}
static void iem_prepend_proxy_list(t_iem_prepend_proxy *p, t_symbol *s, int ac, t_atom *av)
{
t_iem_prepend *x = p->p_owner;
if((2*ac+10) > x->x_size)
{
x->x_at = (t_atom *)resizebytes(x->x_at, x->x_size*sizeof(t_atom), (2*ac+10)*sizeof(t_atom));
x->x_size = 2*ac+10;
}
x->x_ac = ac;
x->x_selector_sym = &s_list;
iem_prepend_atcopy(av, x->x_at, ac);
}
static void iem_prepend_proxy_anything(t_iem_prepend_proxy *p, t_symbol *s, int ac, t_atom *av)
{
t_iem_prepend *x = p->p_owner;
if((2*ac+11) > x->x_size)
{
x->x_at = (t_atom *)resizebytes(x->x_at, x->x_size*sizeof(t_atom), (2*ac+11)*sizeof(t_atom));
x->x_size = 2*ac + 11;
}
x->x_ac = ac;
x->x_selector_sym = s;
iem_prepend_atcopy(av, x->x_at, ac);
}
/* end of proxy methods (anything inlets) */
static void iem_prepend_free(t_iem_prepend *x)
{
if(x->x_at)
freebytes(x->x_at, x->x_size * sizeof(t_atom));
if(x->x_proxy_inlet)
pd_free((t_pd *)x->x_proxy_inlet);
}
static void *iem_prepend_new(t_symbol *s, int ac, t_atom *av)
{
t_iem_prepend *x = (t_iem_prepend *)pd_new(iem_prepend_class);
t_iem_prepend_proxy *p = (t_iem_prepend_proxy *)pd_new(iem_prepend_proxy_class);
x->x_proxy_inlet = p;
p->p_owner = x;
x->x_size = 30;
if(ac > 10)
x->x_size = 2*ac + 10;
x->x_at = (t_atom *)getbytes(x->x_size * sizeof(t_atom));
if(!ac)
{
x->x_ac = 0;
x->x_selector_sym = &s_bang;
}
else
{
if(IS_A_FLOAT(av, 0))
{
iem_prepend_proxy_list(p, &s_list, ac, av);
}
else if(IS_A_SYMBOL(av, 0))
{
iem_prepend_proxy_anything(p, atom_getsymbol(av), ac-1, av+1);
}
}
inlet_new((t_object *)x, (t_pd *)p, 0, 0);
outlet_new(&x->x_obj, &s_list);
return (x);
}
void iem_prepend_setup(void)
{
iem_prepend_class = class_new(gensym("iem_prepend"),
(t_newmethod)iem_prepend_new, (t_method)iem_prepend_free,
sizeof(t_iem_prepend), 0, A_GIMME, 0);
class_addcreator((t_newmethod)iem_prepend_new, gensym("pp"), A_GIMME, 0);
class_addcreator((t_newmethod)iem_prepend_new, gensym("prepend"), A_GIMME, 0);
class_addbang(iem_prepend_class, (t_method)iem_prepend_bang);
class_addpointer(iem_prepend_class, iem_prepend_pointer);
class_addfloat(iem_prepend_class, (t_method)iem_prepend_float);
class_addsymbol(iem_prepend_class, iem_prepend_symbol);
class_addlist(iem_prepend_class, iem_prepend_list);
class_addanything(iem_prepend_class, iem_prepend_anything);
class_sethelpsymbol(iem_prepend_class, gensym("iemhelp/help-iem_prepend"));
iem_prepend_proxy_class = class_new(gensym("_iem_prepend_proxy"),
0, 0, sizeof(t_iem_prepend_proxy), CLASS_PD | CLASS_NOINLET, 0);
class_addbang(iem_prepend_proxy_class, (t_method)iem_prepend_proxy_bang);
class_addpointer(iem_prepend_proxy_class, iem_prepend_proxy_pointer);
class_addfloat(iem_prepend_proxy_class, (t_method)iem_prepend_proxy_float);
class_addsymbol(iem_prepend_proxy_class, iem_prepend_proxy_symbol);
class_addlist(iem_prepend_proxy_class, iem_prepend_proxy_list);
class_addanything(iem_prepend_proxy_class, iem_prepend_proxy_anything);
}
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