1 files changed, 44 insertions, 0 deletions
diff --git a/cyclone/hammer/cartopol.c b/cyclone/hammer/cartopol.c
new file mode 100644
index 0000000..4200686
--- /dev/null
+++ b/cyclone/hammer/cartopol.c
@@ -0,0 +1,44 @@
+/* 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 <math.h>
+#include "m_pd.h"
+
+#if defined(NT) || defined(MACOSX)
+/* cf pd/src/x_arithmetic.c */
+#define atan2f  atan2
+#define hypotf  hypot
+#endif
+
+typedef struct _cartopol
+{
+    t_object   x_ob;
+    t_float    x_imag;
+    t_outlet  *x_out2;
+} t_cartopol;
+
+static t_class *cartopol_class;
+
+static void cartopol_float(t_cartopol *x, t_float f)
+{
+    outlet_float(x->x_out2, atan2f(x->x_imag, f));
+    outlet_float(((t_object *)x)->ob_outlet, hypotf(f, x->x_imag));
+}
+
+static void *cartopol_new(void)
+{
+    t_cartopol *x = (t_cartopol *)pd_new(cartopol_class);
+    floatinlet_new((t_object *)x, &x->x_imag);
+    outlet_new((t_object *)x, &s_float);
+    x->x_out2 = outlet_new((t_object *)x, &s_float);
+    return (x);
+}
+
+void cartopol_setup(void)
+{
+    cartopol_class = class_new(gensym("cartopol"),
+			       (t_newmethod)cartopol_new, 0,
+			       sizeof(t_cartopol), 0, 0);
+    class_addfloat(cartopol_class, cartopol_float);
+}