--- /dev/null
+// Created on: 2014-09-01
+// Created by: Ivan SAZONOV
+// Copyright (c) 2014 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+#ifndef OpenGl_StructureShadow_Header
+#define OpenGl_StructureShadow_Header
+
+#include <OpenGl_Structure.hxx>
+
+//! Dummy structure which just redirects to groups of another structure.
+class OpenGl_StructureShadow : public OpenGl_Structure
+{
+
+public:
+
+ //! Create empty structure
+ Standard_EXPORT OpenGl_StructureShadow (const Handle(Graphic3d_StructureManager)& theManager,
+ const Handle(OpenGl_Structure)& theStructure);
+
+ virtual const Graphic3d_SequenceOfGroup& DrawGroups() const { return myParent->DrawGroups(); }
+
+private:
+
+ Handle(OpenGl_Structure) myParent;
+
+public:
+
+ DEFINE_STANDARD_RTTI(OpenGl_StructureShadow) // Type definition
+
+};
+
+DEFINE_STANDARD_HANDLE(OpenGl_StructureShadow, OpenGl_Structure)
+
+#endif // OpenGl_StructureShadow_Header