Added tangible_make to world

luprex/syscpp/animqueue.hpp

@@ -76,7 +76,7 @@ private:
     int size_limit_;
     std::deque<AnimStep> steps_;
 public:
-    AnimQueue(int size_limit);
+    AnimQueue();
     const AnimStep &nth(int n) const { return steps_[n]; }
     int size() const { return steps_.size(); }
 
@@ -90,6 +90,9 @@ public:
     // Get the final resting place.
     const std::string &get_plane() const;
     const util::XYZ &get_xyz() const;
+
+    // Functions for unit testing.
+    void set_size_limit(int n);
 };
 
 #endif // ANIMQUEUE_HPP