0028760: Visualization, TKOpenGl - avoid excessive frustum culling traverse within...

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

diff --git a/src/OpenGl/OpenGl_LayerList.hxx b/src/OpenGl/OpenGl_LayerList.hxx
index 1e7848c..bf4063c 100644 (file)
--- a/src/OpenGl/OpenGl_LayerList.hxx
+++ b/src/OpenGl/OpenGl_LayerList.hxx
@@ -88,6 +88,10 @@ public:
   void SetLayerSettings (const Graphic3d_ZLayerId        theLayerId,
                          const Graphic3d_ZLayerSettings& theSettings);
 
+  //! Update culling state - should be called before rendering.
+  void UpdateCulling (const Handle(OpenGl_Workspace)& theWorkspace,
+                      const Standard_Boolean theToDrawImmediate);
+
   //! Render this element
   void Render (const Handle(OpenGl_Workspace)& theWorkspace,
                const Standard_Boolean          theToDrawImmediate,