4 ms·
The more-or-less definitive history of the "Carmack" fast inverse sqrt: http://www.beyond3d.com/content/articles/8/ http://www.beyond3d.com/content/articles/8/
by packetslave 14y ago
The more-or-less definitive history of the "Carmack" fast inverse sqrt: http://www.beyond3d.com/content/articles/8/ http://www.beyond3d.com/content/articles/8/