1 files changed, 60 insertions, 0 deletions
diff --git a/source/vpow.c b/source/vpow.c
new file mode 100644
index 0000000..6859859
--- /dev/null
+++ b/source/vpow.c
@@ -0,0 +1,60 @@
+#include "defines.h"
+
+/*--------------- vpow ----------------*/
+
+static t_class *vpow_class;
+
+typedef struct _vpow
+{
+    t_object x_obj;
+	float m_y;
+} t_vpow;
+
+
+static void vpow_perform(t_vpow *x, t_symbol *s, int argc, t_atom *argv)
+{
+	int i;
+	float y;
+	t_atom *ap,*app;
+    ap = (t_atom *)getbytes(sizeof(t_atom)*argc);
+	app=ap;
+	y=x->m_y;
+	if (y==0.0f)
+		y=1.0f;
+	for (i = 0; i < argc; i++)
+	{
+		float x=atom_getfloat(argv++);
+		if (x>0) 
+			x=(float)powf(x,y);
+		else
+			x=-1000.;
+		SETFLOAT(app, x);
+		app++;
+	}
+	outlet_list(x->x_obj.ob_outlet,gensym("list"),argc,ap);
+    freebytes(ap,argc);
+}
+
+static void *vpow_new(t_float y)
+{
+	t_vpow *x=(t_vpow *)pd_new(vpow_class);
+
+    floatinlet_new(&x->x_obj, &x->m_y);
+
+	outlet_new(&x->x_obj, gensym("list"));
+	if (y==0.0f)
+		y=1.0f;
+	x->m_y=y;
+	return (void *)x;
+}
+
+void vpow_setup(void)
+{
+    vpow_class = class_new(gensym("vpow"),
+    	(t_newmethod)vpow_new, 0,
+		sizeof(t_vpow), 
+		CLASS_DEFAULT,
+	    A_DEFFLOAT,A_DEFFLOAT,0);
+    class_addlist(vpow_class, (t_method)vpow_perform);
+}
+