Thansk for that! This is linked there too: http://graphics.stanford.edu/~seander/bithacks.html http://graphics.stanford.edu/~seander/bithacks.html which is par

Thansk for that! This is linked there too: http://graphics.stanford.edu/~seander/bithacks.html http://graphics.stanford.edu/~seander/bithacks.html which is particularly useful