From 086e6b358ad45bda0e6a948cfb7ea2d33ab7da5a Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <eighthave@users.sourceforge.net>
Date: Wed, 10 Feb 2010 00:34:05 +0000
Subject: re-arranged into libdir and setup with the template Makefile+debian
 stuff. renabled vv+ and vv- as vvplus and vvminus

svn path=/trunk/externals/smlib/; revision=13158
---
 vcog.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 vcog.c

(limited to 'vcog.c')

diff --git a/vcog.c b/vcog.c
new file mode 100644
index 0000000..1dd68a4
--- /dev/null
+++ b/vcog.c
@@ -0,0 +1,43 @@
+#include "defines.h"
+
+/*--------------- vcog ---------------*/
+
+static t_class *vcog_class;
+
+typedef struct _vcog
+{
+    t_object x_obj;
+} t_vcog;
+
+
+static void vcog_perform(t_vcog *x, t_symbol *s, int argc, t_atom *argv)
+{
+	float sum=0.f;
+	float wsum=0.0f;
+	int i;
+	for (i = 0; i < argc; i++)
+	{
+		float tmp=atom_getfloat(&argv[i]);
+		sum+= tmp;
+		wsum+= tmp*i;
+	}
+	if (sum!=0.0f) outlet_float(x->x_obj.ob_outlet, 1.0f+(wsum/sum));
+}
+
+static void *vcog_new( t_float halfDecayTime)
+{
+	t_vcog *x=(t_vcog *)pd_new(vcog_class);
+	outlet_new(&x->x_obj, gensym("float"));
+	return (void *)x;
+}
+
+void vcog_setup(void)
+{
+    vcog_class = class_new(gensym("vcog"),
+    	(t_newmethod)vcog_new, 0,
+		sizeof(t_vcog), 
+		CLASS_DEFAULT,
+	    0);
+    class_addlist(vcog_class, (t_method)vcog_perform);
+}
+
-- 
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