X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=blobdiff_plain;f=source%2Fsystem.h;h=b7187b9e00a95670ddfe974690afc0fc70b090cb;hp=69b93a15d3220a02abcaf38d52440ffcea7eaaab;hb=2acdfcc95c317f30e725e17f0d372fce050830ef;hpb=5fe4e511b9eb2f093070270e8f5694bcdf3a4f96

diff --git a/source/system.h b/source/system.h
index 69b93a1..b7187b9 100644
--- a/source/system.h
+++ b/source/system.h
@@ -29,6 +29,8 @@ public:
 	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