Remove extra blank line

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

diff --git a/source/system.h b/source/system.h
index f7e28b587ec7f1cfd869864b136e059ee658d9c2..e52c05f6da4c7a7855a1c637f7750ec553fa6f71 100644 (file)
--- a/source/system.h
+++ b/source/system.h
@@ -4,6 +4,7 @@
 #include <string>
 #include <msp/gl/camera.h>
 #include <msp/gl/view.h>
+#include "motioncontroller.h"
 
 namespace Msp {
 namespace VR {
@@ -24,9 +25,14 @@ public:
 
        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 MotionController *create_controller();
+
+       virtual void tick() { }
 };
 
 } // namespace VR