text: 
  #include <osg/PositionAttitudeTransform>
  #include <osg/ShapeDrawable>
  #include <osg/Geode>
  #include <osg/Node>
  #include <osgDB/ReadFile>
  #include "Scene.h" 
  
  class Simple: public Scene
  {
      public:
          Simple();
          virtual ~Simple();
          virtual void createScene();                
      private:        
          osg::ref_ptr<osg::Geode> createShape(int type);
  };
  
  