diff --git a/EXE_GdbGetCurve.cpp b/EXE_GdbGetCurve.cpp
index f42490d..5f1c641 100644
--- a/EXE_GdbGetCurve.cpp
+++ b/EXE_GdbGetCurve.cpp
@@ -677,37 +677,4 @@ ExeCurveCompoNormVersor( int nId, int nSimpCrv, int nRefId, Vector3d& vtNorm)
    }
   // gestione trasformazione ( eventuale)
    return TransformVector( pGeomDB, nId, nRefId, vtNorm) ;
-}
-
-//----------------------------------------------------------------------------
-bool
-ExeShowBezierCurveControlPoints( int nCrvId, int* pnCount)
-{
-   IGeomDB* pGeomDB = GetCurrGeomDB() ;
-   VERIFY_GEOMDB( pGeomDB, false)
-   // recupero la curva di bezier
-   const ICurveBezier* pCrvBezier = GetCurveBezier( pGeomDB->GetGeoObj( nCrvId)) ;
-   if ( pCrvBezier == nullptr  ||  pCrvBezier->GetType() != CRV_BEZIER)
-      return false ;
-   int nParent = pGeomDB->GetParentId( nCrvId) ;
-   int nDeg = pCrvBezier->GetDegree() ;
-   bool bRat = pCrvBezier->IsRational() ;
-   int nFirstId = -1 ;
-   int nCount = 0 ;
-   for ( int i = 0 ; i < nDeg + 1 ; ++i) {
-      IGeoPoint3d* pGeoPt( CreateGeoPoint3d()) ;
-      if ( ! bRat)
-         pGeoPt->Set( pCrvBezier->GetControlPoint( i)) ;
-      else
-         pGeoPt->Set( pCrvBezier->GetControlPoint( i) * pCrvBezier->GetControlWeight( i)) ;
-      int nId = pGeomDB->AddGeoObj( GDB_ID_NULL, nParent, pGeoPt) ;
-      if ( nFirstId == GDB_ID_NULL)
-         nFirstId = nId ;
-      if ( nId != GDB_ID_NULL)
-         ++nCount ;
-   }
-   // restituisco i risultati
-   if ( pnCount != nullptr)
-      *pnCount = nCount ;
-   return nFirstId ;
-}
+}
\ No newline at end of file
diff --git a/EXE_GdbModifySurf.cpp b/EXE_GdbModifySurf.cpp
index f6df9d2..41265a3 100644
--- a/EXE_GdbModifySurf.cpp
+++ b/EXE_GdbModifySurf.cpp
@@ -1214,3 +1214,24 @@ ExeSurfBzTrim( int nId, int nCutterId)
    }
    return bOk ;
 }
+
+//----------------------------------------------------------------------------
+bool
+ExeSurfTmSetSmoothAng( int nId, double dAngDeg)
+{
+   IGeomDB* pGeomDB = GetCurrGeomDB() ;
+   VERIFY_GEOMDB( pGeomDB, false)
+   // recupero la superficie trimseh da trimmare
+   ISurfTriMesh* pSrfTm = GetSurfTriMesh( pGeomDB->GetGeoObj( nId)) ;
+   if ( pSrfTm == nullptr)
+      return false ;
+   pSrfTm->SetSmoothAngle( dAngDeg) ;
+   ExeSetModified() ;
+   // se richiesto, salvo il comando Lua equivalente
+   if ( IsCmdLog()) {
+      string sLua = "EgtSurfTmSetSmoothAng(" + ToString( nId) + "," +
+                                             ToString( dAngDeg) ;
+      LOG_INFO( GetCmdLogger(), sLua.c_str()) ;
+   }
+   return true ;
+}
diff --git a/LUA_GdbGetCurve.cpp b/LUA_GdbGetCurve.cpp
index 7f31ff1..112d39d 100644
--- a/LUA_GdbGetCurve.cpp
+++ b/LUA_GdbGetCurve.cpp
@@ -531,28 +531,6 @@ LuaCurveCompoNormVersor( lua_State* L)
    return 1 ;
 }
 
-//----------------------------------------------------------------------------
-static int
-LuaShowBezierCurveControlPoint( lua_State* L)
-{
-   // 1 parametro : nCrvId
-   int nCrvId ;
-   LuaCheckParam( L, 1, nCrvId)
-   LuaClearStack( L) ;
-   int nCount = 0 ;
-   int nId = ExeShowBezierCurveControlPoints( nCrvId, &nCount) ;
-   // restituisco il risultato
-   if ( nId != GDB_ID_NULL) {
-      LuaSetParam( L, nId) ;
-      LuaSetParam( L, nCount) ;  
-   }
-   else {
-      LuaSetParam( L) ;
-      LuaSetParam( L) ;
-   }
-   return 2 ;
-}
-
 //-------------------------------------------------------------------------------
 bool
 LuaInstallGdbGetCurve( LuaMgr& luaMgr)
@@ -584,6 +562,5 @@ LuaInstallGdbGetCurve( LuaMgr& luaMgr)
    bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoRadius", LuaCurveCompoRadius) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoAngCenter", LuaCurveCompoAngCenter) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtCurveCompoNormVersor", LuaCurveCompoNormVersor) ;
-   bOk = bOk && luaMgr.RegisterFunction( "EgtShowBezierCurveControlPoints", LuaShowBezierCurveControlPoint) ;
    return bOk ;
 }
diff --git a/LUA_GdbModifySurf.cpp b/LUA_GdbModifySurf.cpp
index 58e046d..34802cd 100644
--- a/LUA_GdbModifySurf.cpp
+++ b/LUA_GdbModifySurf.cpp
@@ -582,6 +582,22 @@ LuaSurfBzTrim( lua_State* L)
    return 1 ;
 }
 
+//-------------------------------------------------------------------------------
+static int
+LuaSurfTmSetSmoothAng( lua_State* L)
+{
+  // 2 parametri : nId, nCutterId
+   int nId ;
+   LuaCheckParam( L, 1, nId)
+   double dAngDeg ;
+   LuaCheckParam( L, 2, dAngDeg)
+   LuaClearStack( L) ;
+  // aggiorno lo smooth angle della superficie
+   bool bOk = ExeSurfTmSetSmoothAng( nId, dAngDeg) ;
+   LuaSetParam( L, bOk) ;
+   return 1 ;
+}
+
 //-------------------------------------------------------------------------------
 bool
 LuaInstallGdbModifySurf( LuaMgr& luaMgr)
@@ -616,5 +632,6 @@ LuaInstallGdbModifySurf( LuaMgr& luaMgr)
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfTmSetShowEdges", LuaSurfTmSetShowEdges) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfTmGetShowEdges", LuaSurfTmGetShowEdges) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfBzTrim", LuaSurfBzTrim) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtSurfTmSetSmoothAng", LuaSurfTmSetSmoothAng) ;
    return bOk ;
 }