“The Quake III Algorithm That Defies Math”

Question

https://attackofthefanboy.com/articles/the-quake-iii-algorithm-that-defies-math-explained/

I know next to nothing about programming and physics, but I do know this article intrigues me. I’m mostly interested in how the algorithm “allowed the game to function faster and more smoothly,” and why it’s “seemingly mathematically impossible.”

In: 119

Answer 1

Me: is this the inv sqrt thing again? Yes, yes it is.