By utilizing the Blender 3D creation suite (which was a first for Kumparak), Unity 3D engine and Qualcomm's Vuforia AR SDK, the result is an Android app that renders the 3D interior atop the random wave-like pattern -- visible once the door's removed -- on the TARDIS in real time (no pun intended).
Foster, likewise, has established a pattern so clear that your natural instinct to walk straight ahead from the front door takes you where you need to go.