From 9d883176f91970a707c96a2db4a35a2e3aad86ee Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Fri, 21 Nov 2003 14:17:26 +0000
Subject: [PATCH] Changed the main to create a Group and then add the loaded
 scene and HUD scene into this.  This has been done to rework code nearer to
 what Stephan Huber used to get round a crash under OSX when a model was
 passed in.  This crash suggest a problem in dynamic_cast<> perhaps?

---
 examples/osghud/osghud.cpp | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/examples/osghud/osghud.cpp b/examples/osghud/osghud.cpp
index 9e3f8d985..d98ca8b6e 100644
--- a/examples/osghud/osghud.cpp
+++ b/examples/osghud/osghud.cpp
@@ -201,14 +201,10 @@ int main( int argc, char **argv )
     // read the scene from the list of file specified commandline args.
     osg::ref_ptr<osg::Node> scene = osgDB::readNodeFiles(arguments);
 
-    osg::ref_ptr<osg::Group> group = dynamic_cast<osg::Group*>(scene.get());
-    if (!group)
-    {
-        group = new osg::Group;
-        group->addChild(scene.get());
-    }
-
+    osg::ref_ptr<osg::Group> group  = new osg::Group;
+    
     // add the HUD subgraph.    
+    if (scene.valid()) group->addChild(scene.get());
     group->addChild(createHUD());
 
     // set the scene to render