X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=blobdiff_plain;f=source%2Fsystem.h;h=b7187b9e00a95670ddfe974690afc0fc70b090cb;hp=46c65d9b912ac53d1fb0960a29d9381fa856c194;hb=2acdfcc95c317f30e725e17f0d372fce050830ef;hpb=0b9fa4d7eb2acb22f5f4f31bbd508d0216421108

diff --git a/source/system.h b/source/system.h
index 46c65d9..b7187b9 100644
--- a/source/system.h
+++ b/source/system.h
@@ -20,12 +20,17 @@ public:
 	virtual ~System() { }
 
 	static System *create(const std::string &);
+	static System *create_autodetect();
 
 	virtual void configure_window(Graphics::Window &) const = 0;
 	virtual void configure_view(StereoView &) const = 0;
-	virtual void set_absolute_tracking(bool) = 0;
+	virtual bool is_absolute_tracking_supported() const { return false; }
+	virtual void set_absolute_tracking(bool);
+	virtual bool get_absolute_tracking() const { return false; }
 	virtual HeadTrackingCamera *create_camera(const GL::Camera &) = 0;
 	virtual StereoCombiner *create_combiner(GL::View &) = 0;
+
+	virtual void tick() { }
 };
 
 } // namespace VR