From 9b8745d5250c9d0b60c9aa5a77f58a3fcddf1076 Mon Sep 17 00:00:00 2001 From: Tom Schouten Date: Tue, 21 Jan 2003 10:27:33 +0000 Subject: This commit was generated by cvs2svn to compensate for changes in r352, which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/pdp/; revision=353 --- modules/pdp_snap.c | 146 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) create mode 100644 modules/pdp_snap.c (limited to 'modules/pdp_snap.c') diff --git a/modules/pdp_snap.c b/modules/pdp_snap.c new file mode 100644 index 0000000..3ed0da2 --- /dev/null +++ b/modules/pdp_snap.c @@ -0,0 +1,146 @@ +/* + * Pure Data Packet module. + * Copyright (c) by Tom Schouten + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + + + +#include "pdp.h" + + + + + + + + + + + + + + + + + + + + + + + + + + + + +typedef struct pdp_snap_struct +{ + t_object x_obj; + t_float x_f; + + t_outlet *x_outlet0; + + int x_packet0; + bool x_snapnext; + +} t_pdp_snap; + + +static void pdp_snap_bang(t_pdp_snap *x) +{ + + if (-1 != x->x_packet0) + outlet_pdp(x->x_outlet0, x->x_packet0); + +} + + + + +static void pdp_snap_input_1(t_pdp_snap *x, t_symbol *s, t_floatarg f) +{ + + /* if this is a register_ro message or register_rw message, register with packet factory */ + + /* if this is a process message, start the processing + propagate stuff to outputs */ + + if (s == gensym("register_ro")){ + if(x->x_snapnext) { + pdp_packet_mark_unused(x->x_packet0); + x->x_packet0 = pdp_packet_copy_ro((int)f); + x->x_snapnext = false; + } + } + +} + +static void pdp_snap_snap(t_pdp_snap *x) +{ + x->x_snapnext = true; +} + +static void pdp_snap_free(t_pdp_snap *x) +{ + pdp_packet_mark_unused(x->x_packet0); + +} + +t_class *pdp_snap_class; + + + +void *pdp_snap_new(void) +{ + t_pdp_snap *x = (t_pdp_snap *)pd_new(pdp_snap_class); + + inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("pdp"), gensym("pdp1")); + + x->x_outlet0 = outlet_new(&x->x_obj, &s_anything); + + x->x_packet0 = -1; + x->x_snapnext = false; + + return (void *)x; +} + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_snap_setup(void) +{ + + + pdp_snap_class = class_new(gensym("pdp_snap"), (t_newmethod)pdp_snap_new, + (t_method)pdp_snap_free, sizeof(t_pdp_snap), 0, A_NULL); + + + class_addmethod(pdp_snap_class, (t_method)pdp_snap_bang, gensym("bang"), A_NULL); + class_addmethod(pdp_snap_class, (t_method)pdp_snap_snap, gensym("snap"), A_NULL); + + class_addmethod(pdp_snap_class, (t_method)pdp_snap_input_1, gensym("pdp1"), A_SYMBOL, A_DEFFLOAT, A_NULL); + +} + +#ifdef __cplusplus +} +#endif -- cgit v1.2.1