Portal 2 Parkour Mechanics (Sprint, Slide, Wallrun)

A project I was working on around 4 months ago that I stopped working on, decided to go back and record it for YouTube today. (This video has nothing to do with the ARG) Behind the scenes picture: https://media.discordapp.net/attachments/263051316073332736/343967453069574155/image.png Song: Running from a Rainstorm by CamBen