0024637: Visualization - clean up implementation of rendering in immediate mode

[occt.git] / src / OpenGl / OpenGl_Structure.hxx

diff --git a/src/OpenGl/OpenGl_Structure.hxx b/src/OpenGl/OpenGl_Structure.hxx
index 444a1c3..2d72030 100644 (file)
--- a/src/OpenGl/OpenGl_Structure.hxx
+++ b/src/OpenGl/OpenGl_Structure.hxx
@@ -70,6 +70,9 @@ public:
   //! Highlight structure using boundary box
   virtual void HighlightWithBndBox (const Standard_Boolean theToCreate);
 
+  //! Create shadow link to this structure
+  virtual Handle(Graphic3d_CStructure) ShadowLink (const Handle(Graphic3d_StructureManager)& theManager) const;
+
 public:
 
   //! Access graphic driver
@@ -120,7 +123,7 @@ public:
   void ReleaseGlResources (const Handle(OpenGl_Context)& theGlCtx);
 
   //! Returns list of OpenGL groups.
-  const OpenGl_ListOfGroup& Groups() const { return myGroups; }
+  virtual const OpenGl_ListOfGroup& Groups() const { return myGroups; }
 
   //! Returns list of connected OpenGL structures.
   const OpenGl_ListOfStructure& ConnectedStructures() const { return myConnected; }