From 7747332e9447dcd85e21dbad2c2434e067874926 Mon Sep 17 00:00:00 2001
From: Maxime Gimeno <maxime.gimeno@gmail.com>
Date: Thu, 7 Feb 2019 14:52:33 +0100
Subject: [PATCH] If child is group, call renderChildren.

---
 Polyhedron/demo/Polyhedron/Scene_group_item.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Polyhedron/demo/Polyhedron/Scene_group_item.cpp b/Polyhedron/demo/Polyhedron/Scene_group_item.cpp
index ce41b1615b4..e549e8a61ed 100644
--- a/Polyhedron/demo/Polyhedron/Scene_group_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_group_item.cpp
@@ -214,6 +214,10 @@ void Scene_group_item::renderChildren(Viewer_interface *viewer,
         picked_item_IDs[depth] = id;
       }
     }
+    CGAL::Three::Scene_group_item* group =
+        qobject_cast<CGAL::Three::Scene_group_item*>(getChild(id));
+    if(group)
+      group->renderChildren(viewer, picked_item_IDs, picked_pixel, with_names);
   }
 }