X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fscene.h;h=19048eb305a9f2ca8e8a21eca741f4671ebf813e;hp=9766ab21a0292a4a217e76c086fcefae4d77a4a8;hb=f14435e58bfa0fa697a06ba9a454bb30cd37d9d8;hpb=6a135773515b020ea3f163a11d06150ae5c0e69f

diff --git a/source/scene.h b/source/scene.h
index 9766ab21..19048eb3 100644
--- a/source/scene.h
+++ b/source/scene.h
@@ -1,35 +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 <set>
 #include "renderable.h"
 
 namespace Msp {
 namespace GL {
 
+/**
+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:
-	struct Compare
-	{
-		bool operator()(const Renderable *, const Renderable *) const;
-	};
-
-	std::set<const Renderable *, Compare> 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 bool has_pass(const Tag &) const { return true; }
-	virtual void render(const Tag &tag=Tag()) const;
+	using Renderable::render;
+	virtual void render(const Tag & = Tag()) const;
 };
 
 } // namespace GL