1. VR environment configuration. Obtain UnityPackage which consists of SteamVR Plugin and VRTK from Unity Asset Store and import to Unity 3D project.
  2. Define startup point. An apartment is introduced in this VR scene. Startup point is selected at living room so that user may start the exploration at the entrance of the apartment.
  3. Configure presets. Preset [CameraRig] which consists of Camera(head), Controller(left) and Controller(right) represents user in VR interactive scene. Once imported, size can be adjusted to fit the size of objects. Camera(head), Controller(left) and Controller(right) is linked to headset, left joystick and right joystick respectively. Once [CameraRig] is set, full vision observation and interaction is established. User may start exploration in the VR scene once wearing up the HTC Vive headset and joysticks.