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authorTom Schouten <doelie@users.sourceforge.net>2003-01-21 10:27:33 +0000
committerTom Schouten <doelie@users.sourceforge.net>2003-01-21 10:27:33 +0000
commit9b8745d5250c9d0b60c9aa5a77f58a3fcddf1076 (patch)
tree8372b6a414a7124cec57efc9c80845e2bc1b157d /modules/pdp_snap.c
This commit was generated by cvs2svn to compensate for changes in r352,svn2git-root
which included commits to RCS files with non-trunk default branches. svn path=/trunk/externals/pdp/; revision=353
Diffstat (limited to 'modules/pdp_snap.c')
-rw-r--r--modules/pdp_snap.c146
1 files changed, 146 insertions, 0 deletions
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 <pdp@zzz.kotnet.org>
+ *
+ * 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