From 17ec1deb74e2e934dc11fb4d9a2f8c6cef34c5a7 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Mon, 9 Jul 2007 20:45:58 +0000 Subject: This commit was generated by cvs2svn to compensate for changes in r7949, which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/moonlib/; revision=7950 --- dispatch.c | 194 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 194 insertions(+) create mode 100644 dispatch.c (limited to 'dispatch.c') diff --git a/dispatch.c b/dispatch.c new file mode 100644 index 0000000..f8a937a --- /dev/null +++ b/dispatch.c @@ -0,0 +1,194 @@ +/* +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 +#include +#include + +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;ix_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;ix_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((numx_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); +} + -- cgit v1.2.1