diff --git a/EgtGraphics.rc b/EgtGraphics.rc
index 2e5283e..b14c9a3 100644
Binary files a/EgtGraphics.rc and b/EgtGraphics.rc differ
diff --git a/SceneGeom.cpp b/SceneGeom.cpp
index a3d4447..f8c3f9b 100644
--- a/SceneGeom.cpp
+++ b/SceneGeom.cpp
@@ -355,6 +355,26 @@ Scene::DrawGeoObj( const IGdbIterator& iIter, int nPass, const MdStMkCol& siObj)
             pGraphics->AddTriangle( Tria, TFlags, TNrms) ;
          }    
          pGraphics->EndTriangles() ;
+        // visualizzazione spilloni
+         pGraphics->AddColor( BLUE) ;
+         POLYLINELIST lstPL ;
+         for ( int i = 0 ; ; ++ i) {
+            bool bOutBreak = false ;
+            for ( int j = 0 ; ; ++ j) {
+               lstPL.clear() ;
+               if ( pZmap->GetDexelLines( 1, j, i, lstPL)) {
+                  for ( const auto& PL : lstPL)
+                     pGraphics->AddPolyLine( PL) ; 
+               }
+               else {
+                  if ( j == 0)
+                     bOutBreak = true ;
+                  break ;
+               }
+            } 
+            if ( bOutBreak)
+               break ;    
+         }
       }
      // se testo
       else if ( nGeoType == EXT_TEXT) {