refactored x_midi.c into individual objects, and split out inmidi_* functions to e_midi.c in pd-extended.git

svn path=/trunk/; revision=15037

1 files changed, 41 insertions, 0 deletions

diff --git a/externals/vanilla/bendout.c b/externals/vanilla/bendout.c
new file mode 100644
index 00000000..0ec4f35f
--- /dev/null
+++ b/externals/vanilla/bendout.c
@@ -0,0 +1,41 @@
+/* Copyright (c) 1997-2001 Miller Puckette and others.
+* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution.  */
+
+/* MIDI. */
+
+#include "m_pd.h"
+
+static t_class *bendout_class;
+
+typedef struct _bendout
+{
+    t_object x_obj;
+    t_float x_channel;
+} t_bendout;
+
+static void *bendout_new(t_floatarg channel)
+{
+    t_bendout *x = (t_bendout *)pd_new(bendout_class);
+    if (channel <= 0) channel = 1;
+    x->x_channel = channel;
+    floatinlet_new(&x->x_obj, &x->x_channel);
+    return (x);
+}
+
+static void bendout_float(t_bendout *x, t_float f)
+{
+    int binchan = x->x_channel - 1;
+    int n = (int)f +  8192;
+    if (binchan < 0)
+        binchan = 0;
+    outmidi_pitchbend((binchan >> 4), (binchan & 15), n);
+}
+
+void bendout_setup(void)
+{
+    bendout_class = class_new(gensym("bendout"), (t_newmethod)bendout_new, 0,
+        sizeof(t_bendout), 0, A_DEFFLOAT, 0);
+    class_addfloat(bendout_class, bendout_float);
+    class_sethelpsymbol(bendout_class, gensym("midi"));
+}