- u -

• UNDEF : osg::BrickSet
• UNDEFINED : osg::DVRRenderSlice
• UnixPath : osg::PathHandler
• UNKNOWN_DE : osg::OBJSceneFileType
• UNKNOWN_KT : osg::DATImageFileType
• UNKNOWN_ME : osg::OBJSceneFileType
• UP_MOUSE : osg::Navigator
• UrlFieldId : osg::InlineBase , osg::ProxyGroupBase
• USE_MTL_DE : osg::OBJSceneFileType
• UseCameraBeaconFieldId : osg::TextureTransformChunkBase
• UseFaceDistributionFieldId : osg::SortFirstWindowBase
• UserFieldId : osg::ProjectionCameraDecoratorBase