Inspired by a thread in the UDK subforum here, I put together this little script to mimic a random flickering light like a nearly dead florescent tube. Looks pretty convincing with default values. It flickers about as much as it is steady. (Gif captures WAY more flicker than at full speed over time.. plus it doesn't loop…
Poked at this a bit more the other night as the flicker needed to be a bit more natural and less regular. Modifying how the square wave periods interacted worked nicely. I also included a random seed value so you can either sync or unsync the flicker behaviour between multiple lights by using the same seed value. (ie if…