This virtual reality app requires the use of an Oculus Rift DK2 and a table-mounted Leap Motion Controller.
(Itch.io) Leap Motion 3D Jam 2015 entry.
Revolvr is a front-facing shooter
Using your left hand, push forward to move through the tunnels, and avoid obstacles and enemies by sliding left and right. Keep your right hand over the fire button for quick reactions and aim by looking at your target.
Ensure that your Leap Motion is placed on the desk in front of you (and not mounted to the Oculus headset).