diff --git a/API_GdbObjSelection.cpp b/API_GdbObjSelection.cpp
index 551f233..b02e9e6 100644
--- a/API_GdbObjSelection.cpp
+++ b/API_GdbObjSelection.cpp
@@ -111,3 +111,42 @@ __stdcall EgtGetPrevSelectedObj( void)
 {
    return ExeGetPrevSelectedObj() ;
 }
+
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtSetSelInfo( int nId, int nSub, const double ptSel[3])
+{
+   return ( ExeSetSelInfo( nId, nSub, ptSel) ? TRUE : FALSE) ;
+}
+
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetLastSelInfo( int* pnLastId, int* pnLastSub, double ptLastSel[3])
+{
+  // verifica parametri
+   if ( pnLastId == nullptr  ||  pnLastSub == nullptr  ||  ptLastSel == nullptr)
+      return FALSE ;
+  // recupero i dati
+   Point3d ptTmp ;
+   if ( ! ExeGetLastSelInfo( *pnLastId, *pnLastSub, ptTmp))
+      return FALSE ;
+  // assegno risultati
+   VEC_FROM_3D( ptLastSel, ptTmp)
+   return TRUE ;
+}
+
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetPrevSelInfo( int* pnPrevId, int* pnPrevSub, double ptPrevSel[3])
+{
+  // verifica parametri
+   if ( pnPrevId == nullptr  ||  pnPrevSub == nullptr  ||  ptPrevSel == nullptr)
+      return FALSE ;
+  // recupero i dati
+   Point3d ptTmp ;
+   if ( ! ExeGetPrevSelInfo( *pnPrevId, *pnPrevSub, ptTmp))
+      return FALSE ;
+  // assegno risultati
+   VEC_FROM_3D( ptPrevSel, ptTmp)
+   return TRUE ;
+}
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 691ac72..3bfede7 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ