X-Git-Url: http://git.tdb.fi/?p=libs%2Fvr.git;a=blobdiff_plain;f=source%2Fheadtrackingcamera.h;h=c2001365f4eaa249d6bb46b77643a8e231647274;hp=b12a92952e1ffaec3478b9486a8843dfb0bbcd35;hb=0b9fa4d7eb2acb22f5f4f31bbd508d0216421108;hpb=8e2e8257d569fd9a626bdb2a4a0e8767f3b3be12

diff --git a/source/headtrackingcamera.h b/source/headtrackingcamera.h
index b12a929..c200136 100644
--- a/source/headtrackingcamera.h
+++ b/source/headtrackingcamera.h
@@ -9,12 +9,18 @@ namespace VR {
 class HeadTrackingCamera: public Msp::GL::Camera
 {
 protected:
-	HeadTrackingCamera() { }
+	const GL::Camera &base_camera;
+	float elevation_offset;
 
+	HeadTrackingCamera(const GL::Camera &);
 public:
 	virtual ~HeadTrackingCamera() { }
 
+	void set_elevation_offset(float);
+	virtual void reset_tracking() { }
 	virtual void update() = 0;
+protected:
+	void update_from_matrix(const GL::Matrix &);
 };
 
 } // namespace VR