https://www.tomshardware.com/news/unity-editorvr-overview-installation-process,33214.html
Unity Released Its Experimental EditorVR; Here's How To Use It | Tom's Hardware
Dec 16, 2016 - The notion of building VR content from within VR is a little bit closer to reality. Unity released the first public experimental build of the Unity VR Scene...
how to use it