diff --git a/EXE_MachMgr.cpp b/EXE_MachMgr.cpp
index 77748fe..73de9a4 100644
--- a/EXE_MachMgr.cpp
+++ b/EXE_MachMgr.cpp
@@ -1298,6 +1298,17 @@ ExeGetCalcPositions( const Point3d& ptP, double dAngA, double dAngB,
    return pGseCtx->m_pMachMgr->GetCalcPositions( ptP, dAngA, dAngB, nStat, dX, dY, dZ) ;
 }
 
+//-----------------------------------------------------------------------------
+bool
+ExeGetCalcTipFromPositions( double dX, double dY, double dZ, double dAngA, double dAngB,
+                            bool bBottom, Point3d& ptTip)
+{
+   GseContext* pGseCtx = GetCurrGseContext() ;
+   VERIFY_CTX_MACHMGR( pGseCtx, false)
+  // calcolo il tip utensile dagli assi macchina
+   return pGseCtx->m_pMachMgr->GetCalcTipFromPositions( dX, dY, dZ, dAngA, dAngB, bBottom, ptTip) ;
+}
+
 //-----------------------------------------------------------------------------
 bool
 ExeVerifyOutOfStroke( double dX, double dY, double dZ, double dAngA, double dAngB, int& nStat)
diff --git a/EXE_Nesting.cpp b/EXE_Nesting.cpp
index 2d17bd6..1887e7a 100644
--- a/EXE_Nesting.cpp
+++ b/EXE_Nesting.cpp
@@ -415,6 +415,36 @@ VerifyAndAdjustFlatParts( void)
             pGeomDB->SetMaterial( nTextId, BLACK) ;
          }
       }
+     // creo un nuovo layer in cui copiare il contorno esterno
+      PtrOwner<ICurve> pOutCrv( bOk ? pSfr->GetLoop( 0, 0) : nullptr) ;
+      if ( ! IsNull( pOutCrv)) {
+         int nOutLoopId = ExeCreateGroup( pPar->GetId(), Frame3d(), RTY_GLOB) ;
+         bOk = bOk && nOutLoopId != GDB_ID_NULL ;
+         bOk = bOk && pGeomDB->SetName( nOutLoopId, "OutLoop") ;
+         pGeomDB->AddGeoObj( GDB_ID_NULL, nOutLoopId, Release( pOutCrv)) ;
+      }
+     // creo nuovi layer in cui copiare gli eventuali contorni interni
+      if ( bOk  &&  pSfr->GetLoopCount( 0) > 1) {
+         int i = 1 ;
+         PtrOwner<ICurve> pInCrv( bOk ? pSfr->GetLoop( 0, i) : nullptr) ;
+         while ( ! IsNull( pInCrv)) {
+            int nInLoopId = ExeCreateGroup( pPar->GetId(), Frame3d(), RTY_GLOB) ;
+            bOk = bOk && nInLoopId != GDB_ID_NULL ;
+            bOk = bOk && pGeomDB->SetName( nInLoopId, "InLoop") ;
+            pGeomDB->AddGeoObj( GDB_ID_NULL, nInLoopId, Release( pInCrv)) ;
+            ++ i ;
+            pInCrv.Set( bOk ? pSfr->GetLoop( 0, i) : nullptr) ;
+         }
+      }
+     // creo nuovi layer in cui mettere le curve aperte
+      if ( bOk  &&  vOpenIds.size() > 0) {
+         for ( int i = 0 ; bOk && i < int( vOpenIds.size()) ; ++i) {
+            int nOnPathId = ExeCreateGroup( pPar->GetId(), Frame3d(), RTY_GLOB) ;
+            bOk = bOk && nOnPathId != GDB_ID_NULL ;
+            bOk = bOk && pGeomDB->SetName( nOnPathId, "OnPath") ;
+            pGeomDB->RelocateGlob( vOpenIds[i], nOnPathId) ;
+         }
+      }
      // taglio le curve aperte con la regione
       for ( int i = 0 ; bOk && i < int( vOpenIds.size()) ; ++i) {
          ICurve* pCrv = GetCurve( pGeomDB->GetGeoObj( vOpenIds[i])) ;
diff --git a/EgtExecutor.rc b/EgtExecutor.rc
index 563aaa9..f97e00c 100644
Binary files a/EgtExecutor.rc and b/EgtExecutor.rc differ
diff --git a/LUA_MachMgr.cpp b/LUA_MachMgr.cpp
index fceb9d8..8f1b616 100644
--- a/LUA_MachMgr.cpp
+++ b/LUA_MachMgr.cpp
@@ -1573,6 +1573,35 @@ LuaGetCalcPositions( lua_State* L)
    }
 }
 
+//-------------------------------------------------------------------------------
+static int
+LuaGetCalcTipFromPositions( lua_State* L)
+{
+  // 6 parametri : dX, dY, dZ, dAngA, dAngB, bBottom
+   double dX ;
+   LuaCheckParam( L, 1, dX)
+   double dY ;
+   LuaCheckParam( L, 2, dY)
+   double dZ ;
+   LuaCheckParam( L, 3, dZ)
+   double dAngA ;
+   LuaCheckParam( L, 4, dAngA)
+   double dAngB ;
+   LuaCheckParam( L, 5, dAngB)
+   bool bBottom ;
+   LuaCheckParam( L, 6, bBottom)
+   LuaClearStack( L) ;
+  // calcolo il tip utensile dagli assi macchina
+   Point3d ptTip ;
+   bool bOk = ExeGetCalcTipFromPositions( dX, dY, dZ, dAngA, dAngB, bBottom, ptTip) ;
+  // restituisco il risultato
+   if ( bOk)
+      LuaSetParam( L, ptTip) ;
+   else
+      LuaSetParam( L) ;
+   return 1 ;
+}
+
 //-------------------------------------------------------------------------------
 static int
 LuaVerifyOutOfStroke( lua_State* L)
@@ -1807,6 +1836,7 @@ LuaInstallMachMgr( LuaMgr& luaMgr)
    bOk = bOk && luaMgr.RegisterFunction( "EgtGetCalcTool", LuaGetCalcTool) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtGetCalcAngles", LuaGetCalcAngles) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtGetCalcPositions", LuaGetCalcPositions) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtGetCalcTipFromPositions", LuaGetCalcTipFromPositions) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtVerifyOutOfStroke", LuaVerifyOutOfStroke) ;
    // Machine Move
    bOk = bOk && luaMgr.RegisterFunction( "EgtSetAxisPos", LuaSetAxisPos) ;