From 0ec204f6e4d7cd29a773b24d0c59c96d1aed5bd6 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 27 Feb 2017 10:47:14 +0000
Subject: [PATCH] Added StateSetManipulator to osglogo.

---
 examples/osglogo/osglogo.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/examples/osglogo/osglogo.cpp b/examples/osglogo/osglogo.cpp
index c07ae3d40..18699462d 100644
--- a/examples/osglogo/osglogo.cpp
+++ b/examples/osglogo/osglogo.cpp
@@ -33,6 +33,7 @@
 #include <osgText/Text>
 
 #include <osgGA/TrackballManipulator>
+#include <osgGA/StateSetManipulator>
 
 #include <osgViewer/Viewer>
 
@@ -464,6 +465,9 @@ int main( int argc, char **argv )
     // construct the viewer.
     osgViewer::Viewer viewer;
 
+    // add the state manipulator
+    viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
+
     // if user request help write it out to cout.
     if (arguments.read("-h") || arguments.read("--help"))
     {