1 files changed, 79 insertions, 0 deletions
diff --git a/cyclone/hammer/flush.c b/cyclone/hammer/flush.c
new file mode 100644
index 0000000..751fc24
--- /dev/null
+++ b/cyclone/hammer/flush.c
@@ -0,0 +1,79 @@
+/* Copyright (c) 2002-2003 krzYszcz and others.
+ * For information on usage and redistribution, and for a DISCLAIMER OF ALL
+ * WARRANTIES, see the file, "LICENSE.txt," in this distribution.  */
+
+#include <string.h>
+#include "m_pd.h"
+
+#define FLUSH_NPITCHES  128
+
+typedef struct _flush
+{
+    t_object       x_ob;
+    t_float        x_velocity;
+    unsigned char  x_pitches[FLUSH_NPITCHES];  /* CHECKED */
+    t_outlet      *x_voutlet;
+} t_flush;
+
+static t_class *flush_class;
+
+static void flush_float(t_flush *x, t_float f)
+{
+    int pitch = (int)f;
+    if (pitch >= 0 && pitch < FLUSH_NPITCHES)
+    {
+	outlet_float(x->x_voutlet, x->x_velocity);
+	outlet_float(((t_object *)x)->ob_outlet, pitch);
+	if (x->x_velocity != 0)
+	{
+	    x->x_pitches[pitch]++;  /* CHECKED (lame) */
+	}
+	else if (x->x_pitches[pitch])
+	{
+	    x->x_pitches[pitch]--;  /* CHECKED (lame) */
+	}
+    }
+}
+
+static void flush_bang(t_flush *x)
+{
+    int i;
+    unsigned char *pp;
+    for (i = 0, pp = x->x_pitches; i < FLUSH_NPITCHES; i++, pp++)
+    {
+	while (*pp)
+	{
+	    outlet_float(x->x_voutlet, 0);
+	    outlet_float(((t_object *)x)->ob_outlet, i);
+	    (*pp)--;
+	}
+    }
+}
+
+static void flush_clear(t_flush *x)
+{
+    memset(x->x_pitches, 0, sizeof(x->x_pitches));
+}
+
+static void *flush_new(void)
+{
+    t_flush *x = (t_flush *)pd_new(flush_class);
+    x->x_velocity = 0;
+    flush_clear(x);
+    floatinlet_new((t_object *)x, &x->x_velocity);
+    outlet_new((t_object *)x, &s_float);
+    x->x_voutlet = outlet_new((t_object *)x, &s_float);
+    return (x);
+}
+
+void flush_setup(void)
+{
+    flush_class = class_new(gensym("flush"), 
+			    (t_newmethod)flush_new,
+			    0,  /* CHECKED: no flushout */
+			    sizeof(t_flush), 0, 0);
+    class_addfloat(flush_class, flush_float);
+    class_addbang(flush_class, flush_bang);
+    class_addmethod(flush_class, (t_method)flush_clear,
+		    gensym("clear"), 0);
+}