1 #ifndef NEF_TYPE_FWD_H 2 #define NEF_TYPE_FWD_H 3 4 #ifdef USE_FORWARD_DECL 5 6 struct Exact_Kernel; 7 8 namespace CGAL { 9 10 class SNC_indexed_items; 11 12 template <typename Kernel_, typename Items_, typename Mark_> 13 class Nef_polyhedron_3 ; 14 } 15 16 typedef CGAL::Nef_polyhedron_3<Exact_Kernel, 17 CGAL::SNC_indexed_items, 18 bool> Nef_polyhedron; 19 20 #else // USE_FORWARD_DECL 21 #include "Nef_type.h" 22 #endif // USE_FORWARD_DECL 23 24 #endif // NEF_TYPE_FWD_H 25