    ClutterTimeline * timeline;
    gint              frame;
    gint              n_frames;
--  ClutterAngle      x;
+-  float      x;
 -  ClutterFixed      sine;
 +  float             radians;
 +  float             sine;

   ClutterTimeline *timeline;
   gint             frame;
   gint             n_frames;
-  ClutterAngle     x;
-  ClutterFixed     sine;
+  float            radians;
+  float            sine;

 
-  x = 512 * frame / n_frames;
-
-  sine = sinf (x * (G_PI/180.0)) * CLUTTER_ALPHA_MAX_ALPHA;
+  radians = ((float)frame / n_frames) * G_PI;
+  sine = sinf (radians);
 
