public void CreateF3DRenderer()
 {
     if (F3Drenderer != null)
     {
         F3Drenderer.Dispose();
     }
     CleanRenderers();
     F3Drenderer = new F3DRenderer();
 }
 public void Dispose()
 {
     if (F3Drenderer != null)
     {
         F3Drenderer.Dispose();
     }
     if (Colrenderer != null)
     {
         Colrenderer.Dispose();
     }
     if (Georenderer != null)
     {
         Georenderer.Dispose();
     }
     if (Lvlrenderer != null)
     {
         Lvlrenderer.Dispose();
     }
     CleanRenderers();
 }