Add control of 3D cloud field wrapping. Base code was already present, but without accessor methods.

simgear/scene/sky/cloudfield.hxx

@@ -130,23 +130,26 @@ public:
         * @param lat specifies a rotation about the new Y axis
         * @param dt the time elapsed since the last call
         * @param asl altitude of the layer
-  * @param speed of cloud layer movement (due to wind)
-  * @param direction of cloud layer movement (due to wind)
+        * @param speed of cloud layer movement (due to wind)
+        * @param direction of cloud layer movement (due to wind)
         */
         bool reposition( const SGVec3f& p, const SGVec3f& up,
                   double lon, double lat, double dt, int asl, float speed, float direction);
 
         osg::Group* getNode() { return field_root.get(); }
 
-	// visibility distance for clouds in meters
-	static float CloudVis;
+        // visibility distance for clouds in meters
+	      static float CloudVis;
 
-	static SGVec3f view_vec, view_X, view_Y;
+	      static SGVec3f view_vec, view_X, view_Y;
 
         static float view_distance;
         static double timer_dt;
-	static float fieldSize;
-	static bool wrap;
+        static float fieldSize;
+	      static bool wrap;
+	
+        static bool getWrap(void) { return wrap; }
+        static void setWrap(bool w) { wrap = w; }
 
         static float getVisRange(void) { return view_distance; }
         static void setVisRange(float d) { view_distance = d; }

simgear/scene/sky/sky.cxx

@@ -237,6 +237,16 @@ void SGSky::set_3dCloudVisRange(float vis)
     }
 }
 
+bool SGSky::get_3dCloudWrap() const {
+    return SGCloudField::getWrap();
+}
+
+void SGSky::set_3dCloudWrap(bool wrap)
+{
+    SGCloudField::setWrap(wrap);
+}
+
+
 void SGSky::texture_path( const string& path ) {
 	tex_path = SGPath( path );
 }

simgear/scene/sky/sky.hxx

@@ -440,6 +440,15 @@ public:
      */
     virtual void set_3dCloudVisRange(float vis);
 
+    /** Get 3D cloud wrapping */
+    virtual bool get_3dCloudWrap() const;
+
+    /** Set 3D cloud wrapping
+     * @param wrap whether to wrap 3D clouds
+     */
+    virtual void set_3dCloudWrap(bool wrap);
+
+
 };