[globe] Fix clipping problems when close to the ground

src/plugins/globe/globe_plugin.cpp

@@ -60,6 +60,7 @@
 #include <osgEarthUtil/AutoClipPlaneHandler>
 #include <osgEarthDrivers/gdal/GDALOptions>
 #include <osgEarthDrivers/tms/TMSOptions>
+#include <osgEarth/Version>
 
 using namespace osgEarth::Drivers;
 using namespace osgEarth::Util;
@@ -287,8 +288,13 @@ void GlobePlugin::run()
     mOsgViewer->addEventHandler( new osgViewer::ThreadingHandler() );
     mOsgViewer->addEventHandler( new osgViewer::LODScaleHandler() );
     mOsgViewer->addEventHandler( new osgGA::StateSetManipulator( mOsgViewer->getCamera()->getOrCreateStateSet() ) );
+#if OSGEARTH_VERSION_LESS_THAN( 2, 2, 0 )
     // add a handler that will automatically calculate good clipping planes
-    //mOsgViewer->addEventHandler( new osgEarth::Util::AutoClipPlaneHandler() );
+    mOsgViewer->addEventHandler( new osgEarth::Util::AutoClipPlaneHandler() );
+#else
+    mOsgViewer->getCamera()->addCullCallback( new AutoClipPlaneCullCallback( mMapNode ) );
+#endif
+
     // osgEarth benefits from pre-compilation of GL objects in the pager. In newer versions of
     // OSG, this activates OSG's IncrementalCompileOpeartion in order to avoid frame breaks.
     mOsgViewer->getDatabasePager()->setDoPreCompile( true );