+};
+
+class PartCache
+{
+public:
+ class Rebuild
+ {
+ private:
+ PartCache &cache;
+
+ public:
+ Rebuild(PartCache &c): cache(c) { cache.begin_rebuild(); }
+ ~Rebuild() { cache.end_rebuild(); }
+ };
+
+ typedef std::list<CachedPart> PartList;
+
+private:
+ bool rebuilding;
+ PartList parts;
+ PartList::iterator next;
+ PartList::iterator current;
+
+public:
+ PartCache();
+
+ void begin_rebuild();
+ void insert_special(const Part &);
+ GL::Mesh &create_mesh(const Part &, const GL::Texture2D &);
+ void end_rebuild();