That one is not that complicated if you don’t think about the math. It’s basically just if we interpret the float as int and add a magic number we have a good estimation.
From what I remember at least, it’s been a little while since I implemented it.
Real fast inverse square root algorithm hours
That one is not that complicated if you don’t think about the math. It’s basically just if we interpret the float as int and add a magic number we have a good estimation.
From what I remember at least, it’s been a little while since I implemented it.
I was more thinking of the comments which are pretty much exactly what you said (“incomprehensible bit hacks” followed by “what the FUCK?”)