The best code is the oldest code: http://betterexplained.com/articles/understanding-quakes-fast-inverse-square-root/ http://betterexplained.com/articles/unders

The best code is the oldest code: http://betterexplained.com/articles/understanding-quakes-fast-inverse-square-root/ http://betterexplained.com/articles/understanding-quakes-fas...