Drop Id tags and copyright notices from files

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

diff --git a/source/scene.h b/source/scene.h
index 6a4be91d9f77a75a06017f572c5e214e13abb0cd..19048eb305a9f2ca8e8a21eca741f4671ebf813e 100644 (file)
--- a/source/scene.h
+++ b/source/scene.h
@@ -1,38 +1,28 @@
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GL_SCENE_H_
 #define MSP_GL_SCENE_H_
 
-#include <map>
-#include <set>
 #include "renderable.h"
 
 namespace Msp {
 namespace GL {
 
-class Object;
-class ObjectInstance;
-
+/**
+Scenes are containers for other Renderables.  This is a base class that can't
+be instantiated.  At the moment the available Scene types are SimpleScene,
+InstancedScene and OrderedScene.
+*/
 class Scene: public Renderable
 {
-private:
-       typedef std::set<const ObjectInstance *> InstanceSet;
-       typedef std::map<const Object *, InstanceSet> ObjectMap;
-       typedef std::set<const Renderable *> RenderableSet;
-
-       ObjectMap objects;
-       RenderableSet renderables;
-
+protected:
+       Scene() { }
 public:
-       void add(const Renderable &);
-       void remove(const Renderable &);
+       virtual ~Scene() { }
+
+       virtual void add(const Renderable &) = 0;
+       virtual void remove(const Renderable &) = 0;
 
-       virtual void render(const Tag &tag=Tag()) const;
+       using Renderable::render;
+       virtual void render(const Tag & = Tag()) const;
 };
 
 } // namespace GL