Unity 3D, the increasingly popular WYSIWYG—ish engine for building video games, ... Unity Shows Off How Its Long Awaited GUI Editor Will Work. Greg Kumparak. 11:24 AM PDT · May 29, 2014.

Custom editor window case uses GUI Skin as an example. GUI Skin allows customization of the skin in the inspector. However, you don’t have to use it, it’s just an example. Example editor window ...