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, 67 insertions, 0 deletions

diff --git a/externals/vanilla/ctlin.c b/externals/vanilla/ctlin.c
new file mode 100644
index 00000000..53979592
--- /dev/null
+++ b/externals/vanilla/ctlin.c
@@ -0,0 +1,67 @@
+/* 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_symbol *ctlin_sym;
+
+static t_class *ctlin_class;
+
+typedef struct _ctlin
+{
+    t_object x_obj;
+    t_float x_channel;
+    t_float x_ctlno;
+    t_outlet *x_outlet1;
+    t_outlet *x_outlet2;
+    t_outlet *x_outlet3;
+} t_ctlin;
+
+static void *ctlin_new(t_symbol *s, int argc, t_atom *argv)
+{
+    int ctlno, channel;
+    t_ctlin *x = (t_ctlin *)pd_new(ctlin_class);
+    if (!argc) ctlno = -1;
+    else ctlno = atom_getfloatarg(0, argc, argv);
+    channel = atom_getfloatarg(1, argc, argv);
+    x->x_channel = channel;
+    x->x_ctlno = ctlno;
+    x->x_outlet1 = outlet_new(&x->x_obj, &s_float);
+    if (!channel)
+    {
+        if (x->x_ctlno < 0) x->x_outlet2 = outlet_new(&x->x_obj, &s_float);
+        x->x_outlet3 = outlet_new(&x->x_obj, &s_float);
+    }
+    pd_bind(&x->x_obj.ob_pd, ctlin_sym);
+    return (x);
+}
+
+static void ctlin_list(t_ctlin *x, t_symbol *s, int argc, t_atom *argv)
+{
+    t_float ctlnumber = atom_getfloatarg(0, argc, argv);
+    t_float value = atom_getfloatarg(1, argc, argv);
+    t_float channel = atom_getfloatarg(2, argc, argv);
+    if (x->x_ctlno >= 0 && x->x_ctlno != ctlnumber) return;
+    if (x->x_channel > 0  && x->x_channel != channel) return;
+    if (x->x_channel == 0) outlet_float(x->x_outlet3, channel);
+    if (x->x_ctlno < 0) outlet_float(x->x_outlet2, ctlnumber);
+    outlet_float(x->x_outlet1, value);
+}
+
+static void ctlin_free(t_ctlin *x)
+{
+    pd_unbind(&x->x_obj.ob_pd, ctlin_sym);
+}
+
+void ctlin_setup(void)
+{
+    ctlin_class = class_new(gensym("ctlin"), (t_newmethod)ctlin_new, 
+        (t_method)ctlin_free, sizeof(t_ctlin),
+            CLASS_NOINLET, A_GIMME, 0);
+    class_addlist(ctlin_class, ctlin_list);
+    class_sethelpsymbol(ctlin_class, gensym("midi"));
+    ctlin_sym = gensym("#ctlin");
+}