iterator_traits

Author: aothms

storage.h

@@ -198,6 +198,11 @@ class set_voxel_iterator {
 	const vec_n<3, size_t>& operator*() const { return current_; }
 };
 
+template <>
+struct std::iterator_traits<set_voxel_iterator> {
+	typedef std::forward_iterator_tag iterator_category;
+};
+
 struct obj_export_helper {
 	std::ostream* stream;
 	size_t vert_counter;