Added comment for the 'RESTRICT_RADIUS_DUCKS_TO_ONE_QUARTER' #define.

git-svn-id: http://svn.voria.com/code@1633 1f10aa63-cdf2-0310-b900-c93c546f37ac

diff --git a/synfig-studio/trunk/src/gtkmm/duckmatic.h b/synfig-studio/trunk/src/gtkmm/duckmatic.h
index 3b6137e..c50a3a6 100644 (file)
--- a/synfig-studio/trunk/src/gtkmm/duckmatic.h
+++ b/synfig-studio/trunk/src/gtkmm/duckmatic.h
@@ -78,6 +78,9 @@ public:
 #include <map>
 #endif
 
+//! If defined, only allow radius ducks to be in the top right
+//! quadrant of the plane.  This makes it very easy to set the
+//! corresponding parameter to zero (by dragging down and left)
 #define RESTRICT_RADIUS_DUCKS_TO_ONE_QUARTER
 
 /* === T Y P E D E F S ===================================================== */