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/*
Copyright (C) 2003 Antoine Rousseau
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* a shared symbol array, ala "value" .*/
#include "m_pd.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
static t_class *dispatch_class, *dispsnd_class;
static t_symbol *s__;
typedef struct _dispatch t_dispatch;
typedef struct dispsnd
{
t_pd d_pd;
t_symbol *d_eachsnd;
t_symbol *d_allsnd;
t_int d_num;
} t_dispsnd;
struct _dispatch
{
t_object x_obj;
t_symbol *x_sym;
int x_from;
int x_to;
t_dispsnd **x_snds;
t_symbol *x_allrcv;
t_symbol **x_eachrcvs;
};
/*--------------------- dispsnd ------------------------------------*/
static void dispsnd_ff(t_dispsnd *x)
{
pd_unbind((t_pd *)x, x->d_eachsnd);
}
static void *dispsnd_new(t_symbol *eachsnd,t_symbol *allsnd,int num)
{
t_dispsnd *x = (t_dispsnd *)pd_new(dispsnd_class);
//post("new dispsnd: num=%d rcv=%s snd=%s",num,eachsnd->s_name,allsnd->s_name);
x->d_eachsnd=eachsnd;
x->d_allsnd=allsnd;
x->d_num=num;
pd_bind((t_pd *)x, x->d_eachsnd);
return (x);
}
static void dispsnd_float(t_dispsnd *x, t_float f)
{
t_atom out[2];
if (x->d_allsnd->s_thing)
{
SETFLOAT(&out[0],x->d_num);
SETFLOAT(&out[1],f);
typedmess(x->d_allsnd->s_thing, &s_list, 2, out);
}
}
static void dispsnd_anything(t_dispsnd *x, t_symbol *s, int argc, t_atom *argv)
{
t_atom *out;
if (x->d_allsnd->s_thing)
{
out = (t_atom *)getbytes(sizeof(t_atom)*(argc+2));
memcpy(&out[2], argv, argc*sizeof(t_atom));
SETFLOAT(&out[0],x->d_num);
SETSYMBOL(&out[1],s);
typedmess(x->d_allsnd->s_thing, &s_list, argc+2, out);
freebytes(out, sizeof(t_atom)*(argc+2));
}
}
/*--------------------- dispatch ------------------------------------*/
static void *dispatch_new(t_symbol *s,t_float from,t_float to)
{
int i,len;
t_dispatch *x = (t_dispatch *)pd_new(dispatch_class);
char str[512];
t_symbol *allsnd,*eachsnd;
x->x_snds=0;
x->x_sym = s;
x->x_from = from;
x->x_to = to;
len=x->x_to-x->x_from+1;
if(len>0)
{
sprintf(str,"%s-snd",x->x_sym->s_name);
allsnd=gensym(str);
sprintf(str,"%s-rcv",x->x_sym->s_name);
x->x_allrcv=gensym(str);
pd_bind((t_pd *)x, x->x_allrcv);
x->x_snds=getbytes(len*sizeof(t_dispsnd *));
x->x_eachrcvs=getbytes(len*sizeof(t_symbol *));
for(i=0; i<len; i++)
{
sprintf(str,"%s%d-snd",x->x_sym->s_name,i+x->x_from);
eachsnd=gensym(str);
x->x_snds[i]=dispsnd_new(eachsnd,allsnd,i+x->x_from);
sprintf(str,"%s%d-rcv",x->x_sym->s_name,i+x->x_from);
x->x_eachrcvs[i]=gensym(str);
}
}
return (x);
}
static void dispatch_ff(t_dispatch *x)
{
int i,len=x->x_to-x->x_from+1;
if(len<=0) return;
pd_unbind((t_pd *)x, x->x_allrcv);
for(i=0; i<len; i++) pd_free((t_pd *)x->x_snds[i]);
freebytes(x->x_snds,len*sizeof(t_dispsnd *));
freebytes(x->x_eachrcvs,len*sizeof(t_symbol *));
}
static void dispatch_list(t_dispatch *x, t_symbol *s, int argc, t_atom *argv)
{
int num;
if((!argc)|(argv[0].a_type!=A_FLOAT))
{
error("dispatch: bad list format");
return;
}
num=atom_getint(&argv[0]);
if((num<x->x_from)|(num>x->x_to))
{
//error("dispatch: bad num");
return;
}
if (x->x_eachrcvs[num-x->x_from]->s_thing)
pd_forwardmess(x->x_eachrcvs[num-x->x_from]->s_thing, argc-1, argv+1);
}
/*--------------------------------------------------------------*/
void dispatch_setup(void)
{
dispatch_class = class_new(gensym("dispatch"), (t_newmethod)dispatch_new,
(t_method)dispatch_ff,
sizeof(t_dispatch), 0, A_SYMBOL, A_FLOAT, A_FLOAT,0);
class_addlist(dispatch_class, dispatch_list);
dispsnd_class = class_new(gensym("dispatch"), 0, (t_method)dispsnd_ff,
sizeof(t_dispsnd), CLASS_PD, 0);
class_addanything(dispsnd_class, dispsnd_anything);
class_addfloat(dispsnd_class, dispsnd_float);
}
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