Receive events from OpenVR

[libs/vr.git] / source / system.h

diff --git a/source/system.h b/source/system.h
index 69b93a15d3220a02abcaf38d52440ffcea7eaaab..b7187b9e00a95670ddfe974690afc0fc70b090cb 100644 (file)
--- 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