Add an asynchronous update interface to Bufferable

[libs/gl.git] / source / resourcemanager.h

diff --git a/source/resourcemanager.h b/source/resourcemanager.h
index fb4353350f4c2138a1b4a4d1d541b08bf1016f61..60f61a421fe4b2b54685a2366cd339e9bfa9be2d 100644 (file)
--- a/source/resourcemanager.h
+++ b/source/resourcemanager.h
@@ -1,6 +1,7 @@
 #ifndef MSP_GL_RESOURCEMANAGER_H_
 #define MSP_GL_RESOURCEMANAGER_H_
 
+#include <msp/core/inttypes.h>
 #include <msp/core/mutex.h>
 #include <msp/core/semaphore.h>
 #include <msp/core/thread.h>
@@ -28,8 +29,15 @@ private:
                std::string name;
                IO::Seekable *io;
                Resource::AsyncLoader *loader;
+               bool loaded;
+               unsigned last_used;
+               UInt64 data_size;
 
                ManagedResource(Resource &);
+
+               void start_loading();
+               void finish_loading();
+               void unload();
        };
 
        class LoadingThread: public Thread
@@ -65,12 +73,18 @@ private:
                void terminate();
        };
 
+       typedef std::map<const Resource *, ManagedResource> ResourceMap;
        typedef std::list<ManagedResource *> LoadQueue;
 
        LoadingPolicy policy;
        bool async_loads;
-       std::map<const Resource *, ManagedResource> resources;
-       std::list<ManagedResource *> queue;
+       ResourceMap resources;
+       LoadQueue queue;
+       UInt64 size_limit;
+       unsigned frame;
+       unsigned min_retain_frames;
+       unsigned max_retain_frames;
+       unsigned next_unload;
        LoadingThread thread;
 
 public:
@@ -79,13 +93,19 @@ public:
 
        void set_loading_policy(LoadingPolicy);
        void set_async_loads(bool);
+       void set_size_limit(UInt64);
+       void set_min_retain_frames(unsigned);
+       void set_max_retain_frames(unsigned);
 
        void add_resource(Resource &);
+       void *get_data_for_resource(const Resource &);
        void set_resource_location(Resource &, DataFile::Collection &, const std::string &);
-       void load_resource(const Resource &);
+       void load_resource(Resource &);
+       void resource_used(const Resource &);
        void remove_resource(Resource &);
 
        void tick();
+       UInt64 get_total_data_size() const;
 };
 
 } // namespace GL