From ef93f9632878cbfe78a181d4f1713f2c3921cef2 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 7 Jul 2004 15:05:00 +0000
Subject: [PATCH] Added lighting and materials to volume subgraph

---
 examples/osgvolume/osgvolume.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/examples/osgvolume/osgvolume.cpp b/examples/osgvolume/osgvolume.cpp
index bd4f96d96..f36be686f 100644
--- a/examples/osgvolume/osgvolume.cpp
+++ b/examples/osgvolume/osgvolume.cpp
@@ -10,6 +10,7 @@
 #include <osg/AlphaFunc>
 #include <osg/TexGenNode>
 #include <osg/TexEnvCombine>
+#include <osg/Material>
 
 #include <osgDB/Registry>
 #include <osgDB/ReadFile>
@@ -533,9 +534,13 @@ osg::Node* createModel(osg::ref_ptr<osg::Image>& image_3d, bool createNormalMap)
 
     osg::StateSet* stateset = texgenNode_0->getOrCreateStateSet();
 
-    stateset->setMode(GL_LIGHTING,osg::StateAttribute::OFF);
+    stateset->setMode(GL_LIGHTING,osg::StateAttribute::ON);
     stateset->setMode(GL_BLEND,osg::StateAttribute::ON);
-    stateset->setAttribute(new osg::AlphaFunc(osg::AlphaFunc::GREATER,0.02f),osg::StateAttribute::OVERRIDE);
+    stateset->setAttribute(new osg::AlphaFunc(osg::AlphaFunc::GREATER,0.02f));
+    
+    osg::Material* material = new osg::Material;
+    material->setDiffuse(osg::Material::FRONT_AND_BACK,osg::Vec4(1.0f,1.0f,1.0f,1.0f));
+    stateset->setAttributeAndModes(material);
 
     if (!createNormalMap)
     {