1 files changed, 34 insertions, 0 deletions
diff --git a/src/CGAL_Nef_polyhedron.h b/src/CGAL_Nef_polyhedron.h
new file mode 100644
index 0000000..616ba23
--- /dev/null
+++ b/src/CGAL_Nef_polyhedron.h
@@ -0,0 +1,34 @@
+#ifndef CGAL_NEF_POLYHEDRON_H_
+#define CGAL_NEF_POLYHEDRON_H_
+
+#ifdef ENABLE_CGAL
+
+#include "cgalfwd.h"
+
+class CGAL_Nef_polyhedron
+{
+public:
+	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() {}
+
+	bool empty() const { return (dim == 0 || !p2 && !p3); }
+	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;
+};
+
+#endif /* ENABLE_CGAL */
+
+#endif