Learn how to make rotating walls, sliding doors, and more using PolyObjects!
Since this is a very long-winded tutorial, here are some time codes to let you jump to the parts that interest you the most:
[Rotating Wall] 1:50 - 18:28
[Moving Rock] 18:57 - 26:02
[Sliding Door] 26:15 - 32:02
[Sound Effects] 33:02 - 50:53
Sound effects package:
http://www.mediafire.com/file/bndjoz88c31jycv/Polyobject_Sound_Effects.zip
Tutorial WAD:
http://www.mediafire.com/file/rjwfg7tx5wmldj2/Polyobject_Tutorial.wad