X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fsimplescene.h;h=fd834111354635a3c34d29d9158a3faf45042b1a;hb=3b159edbe4e80a2bc19c4c2fcd42cb996b9fbfe0;hp=db93e169d3b82bae5903fccc8c81ff155d6ff3d9;hpb=f14435e58bfa0fa697a06ba9a454bb30cd37d9d8;p=libs%2Fgl.git

diff --git a/source/simplescene.h b/source/simplescene.h
index db93e169..fd834111 100644
--- a/source/simplescene.h
+++ b/source/simplescene.h
@@ -8,19 +8,28 @@ namespace Msp {
 namespace GL {
 
 /**
-The simplest possible Scene.  Rendering order is unspecified.
+A simple yet efficient scene.  Rendering order is unspecified.
 */
 class SimpleScene: public Scene
 {
 private:
 	typedef std::set<const Renderable *> RenderableSet;
+	typedef std::vector<const Renderable *> RenderableArray;
 
 	RenderableSet renderables;
+	mutable RenderableArray cache;
 
 public:
 	virtual void add(const Renderable &);
 	virtual void remove(const Renderable &);
 
+private:
+	void populate_cache() const;
+
+public:
+	virtual void setup_frame() const;
+	virtual void finish_frame() const;
+
 	using Scene::render;
 	virtual void render(Renderer &, const Tag & = Tag()) const;
 };