1 files changed, 4 insertions, 0 deletions
diff --git a/DisplayClass.h b/DisplayClass.h
index 51f8636..d297ca4 100644
--- a/DisplayClass.h
+++ b/DisplayClass.h
@@ -12,6 +12,10 @@ class DisplayClass
     void renderScene(unsigned long delta);
 
   private:
+    struct RenderVisitor {
+      void operator() (const Triangle &t) const;
+    };
+
     Cuboid cubes[5][5][5];
 };
 #endif /*_DISPLAYCLASS_H_*/