Clarify the comments on ISceneNode::setDebugDataVisible() / isDebugDataVisible().

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1792 dfc29bdd-3216-0410-991c-e03cc46cb475

include/ISceneNode.h

@@ -488,9 +488,8 @@ namespace scene
 
 
 		//! Sets if debug data like bounding boxes should be drawn.
-		/** A bitwise OR of the types from
-		irr::scene::E_DEBUG_SCENE_TYPE is supported.
-		Please note that not all scene nodes support this feature.
+		/** A bitwise OR of the types from @ref irr::scene::E_DEBUG_SCENE_TYPE. 
+		Please note that not all scene nodes support all debug data types.
 		\param state The debug data visibility state to be used. */
 		virtual void setDebugDataVisible(s32 state)
 		{
@@ -499,7 +498,7 @@ namespace scene
 
 		//! Returns if debug data like bounding boxes are drawn.
 		/** \return A bitwise OR of the debug data values from 
-		irr::scene::E_DEBUG_SCENE_TYPE which are currently enabled. */
+		@ref irr::scene::E_DEBUG_SCENE_TYPE that are currently visible. */
 		s32 isDebugDataVisible() const
 		{
 			return DebugDataVisible;