diff --git a/include/osgUtil/PositionalStateContainer b/include/osgUtil/PositionalStateContainer
index 2e17a59a9..e5256dfd6 100644
--- a/include/osgUtil/PositionalStateContainer
+++ b/include/osgUtil/PositionalStateContainer
@@ -44,11 +44,15 @@ class OSGUTIL_EXPORT PositionalStateContainer : public osg::Object
         typedef std::vector< AttrMatrixPair >                                            AttrMatrixList;
         typedef std::map< unsigned int, AttrMatrixList >                                 TexUnitAttrMatrixListMap;
 
+        AttrMatrixList& getAttrMatrixList() { return _attrList; }
+
         virtual void addPositionedAttribute(osg::RefMatrix* matrix,const osg::StateAttribute* attr)
         {
             _attrList.push_back(AttrMatrixPair(attr,matrix));
         }
 
+        TexUnitAttrMatrixListMap& getTexUnitAttrMatrixListMap() { return _texAttrListMap; }
+
         virtual void addPositionedTextureAttribute(unsigned int textureUnit, osg::RefMatrix* matrix,const osg::StateAttribute* attr)
         {
             _texAttrListMap[textureUnit].push_back(AttrMatrixPair(attr,matrix));