theViewer controls / keybindings
Oculus GearVR / GO:
- Swipe UP - toggle Floor-plan (toggle VoIP in Shared Experience)
 - Swipe DOWN - enable laser beam in Shared Experience (enables drawing)
 - Swipe RIGHT - change drawing colour in Shared Experience
 - Swipe LEFT - place marker (hotspot) in Shared Experience
 
Rift:
- Left touch X button - place mark (/hotspot) in Shared Experience
 - Left touch Y button - toggle VoIP in Shared Experience
 - Left touch Start button - toggle Floor-plan
 - Right touch B button - back
 - Right touch A button / Index finger triggers - click/select action
 - Grip trigger - enable laser beam in Shared Experience (enables drawing)
 - Right touch joystick left/right - change drawing color in Shared Experience
 
iOS and Android Cardboard app:
- Double tap (up to 1-sec delay between taps)- place mark (/hotspot) in Shared Experience
 - Long tap (hold for 2 sec) - toggle VoIP in Shared Experience
 
Daydream:
- Swipe UP - show Floor-plan (toggle VoIP in Shared Experience)
 - Swipe LEFT - place mark (/hotspot) in Shared Experience