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Comment Re:Carmack (Score 1) 15

For Quake III, he helped implement an ingenious hack for computing 1/sqrt(x) [youtube.com] about 4x faster than a typical floating-point computation.

It never ceases to amaze me how many old wives tales to idolize certain people persist. Quake III code’s was obfuscated perhaps to peacock it but there was also great deal of prior art to this method. https://www.beyond3d.com/conte...

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