Fixed compile error.
Fixed compile error.


scrawl/osg,tomasthoresen/osg,marchelbling/osg,jtorresfabra/osg,jtorresfabra/osg,marchelbling/osg,openscenegraph/osg,artoolkit/osg,artoolkit/osg,tomasthoresen/osg,scrawl/osg,marchelbling/osg,scrawl/osg,jtorresfabra/osg,artoolkit/osg,tomasthoresen/osg,tomasthoresen/osg,openscenegraph/osg,openscenegraph/osg,openscenegraph/osg,scrawl/osg,jtorresfabra/osg,artoolkit/osg,marchelbling/osg