bugfixes after refactoring

1 files changed, 5 insertions, 3 deletions

diff --git a/src/CGAL_Nef_polyhedron.h b/src/CGAL_Nef_polyhedron.h
index 0ab72d7..9cac629 100644
--- a/src/CGAL_Nef_polyhedron.h
+++ b/src/CGAL_Nef_polyhedron.h
@@ -8,20 +8,22 @@
 class CGAL_Nef_polyhedron
 {
 public:
-	CGAL_Nef_polyhedron() : dim(0) {}
-	CGAL_Nef_polyhedron(CGAL_Nef_polyhedron2 *p) : dim(2), p2(p) {}
-	CGAL_Nef_polyhedron(CGAL_Nef_polyhedron3 *p) : dim(3), p3(p) { }
+	CGAL_Nef_polyhedron() : dim(0), p2(0), p3(0) {}
+	CGAL_Nef_polyhedron(CGAL_Nef_polyhedron2 *p) : dim(2), p2(p), p3(0) {}
+	CGAL_Nef_polyhedron(CGAL_Nef_polyhedron3 *p) : dim(3), p2(0), p3(p) {}
 	~CGAL_Nef_polyhedron() {}
 
 	CGAL_Nef_polyhedron &operator+=(const CGAL_Nef_polyhedron &other);
 	CGAL_Nef_polyhedron &operator*=(const CGAL_Nef_polyhedron &other);
 	CGAL_Nef_polyhedron &operator-=(const CGAL_Nef_polyhedron &other);
 	CGAL_Nef_polyhedron &minkowski(const CGAL_Nef_polyhedron &other);
+	CGAL_Nef_polyhedron copy() const;
 	int weight() const;
 	class PolySet *convertToPolyset();
 	class DxfData *convertToDxfData() const;
 
 	int dim;
+  // FIXME: Define ownership of the CGAL objects, e.g. use reference-counted smart pointers
 	CGAL_Nef_polyhedron2 *p2;
 	CGAL_Nef_polyhedron3 *p3;
 };