Same as cardboard android sample given here: https://developers.google.com/cardboard/android/download But the box disappears by just looking at it. This makes it playable for cardboard 1.0 in which some phones, you cant't get the "magnet button" to work.
arturjnt/cardboardandroidsample-noclick
Same as cardboard android sample given, but playable for cardboard 1.0 in which phones button doesn't work.
C#