From 793932a227d951f9997b02af7d99dd68d3016549 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 21 Jan 2010 16:07:19 +0000
Subject: [PATCH] Added extra includes to bring in their local definitions of
 OpenGL enums that don't exist across all GL versions

---
 src/osgDB/ObjectWrapper.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/osgDB/ObjectWrapper.cpp b/src/osgDB/ObjectWrapper.cpp
index 78755234f..5b29e4773 100644
--- a/src/osgDB/ObjectWrapper.cpp
+++ b/src/osgDB/ObjectWrapper.cpp
@@ -26,10 +26,21 @@
 #include <osg/TextureCubeMap>
 #include <osg/TextureRectangle>
 #include <osg/VertexProgram>
+
 #include <osgDB/Options>
 #include <osgDB/DataTypes>
 #include <osgDB/ObjectWrapper>
 #include <osgDB/Registry>
+
+// pull in OSG headers to just introduce their GL defines for GL3/GLES compatibility
+#include <osg/AlphaFunc>
+#include <osg/Material>
+#include <osg/LineStipple>
+#include <osg/PolygonStipple>
+#include <osg/Point>
+#include <osg/TexGen>
+#include <osg/ClipPlane>
+
 #include <sstream>
 
 using namespace osgDB;