#ifndef _SHADOWVOLUME_HXX
#define _SHADOWVOLUME_HXX
-#include <simgear/structure/ssgSharedPtr.hxx>
+#include <simgear/compiler.h>
+#include <simgear/props/props.hxx>
-#include <plib/sg.h>
#include <vector>
#include <map>
-SG_USING_STD(vector);
-SG_USING_STD(map);
+using std::vector;
+using std::map;
class ssgBranch;
class ssgLeaf;