1 #ifndef MSP_GL_RESOURCEOBSERVER_H_
2 #define MSP_GL_RESOURCEOBSERVER_H_
12 ResourceObserver() = default;
14 virtual ~ResourceObserver() = default;
16 virtual void resource_loaded(Resource &) { }
17 virtual void resource_unloaded(Resource &) { }
18 virtual void resource_removed(Resource &) { }