----- Original Message ----- > On 8 August 2011 03:58, Jose Fonseca <jfons...@vmware.com> wrote: > > It's subjective. It depends on the expected input distribution, > > which is effectively impossible to characterize in general. One > > can easily find datasets where one method gives biased results and > > the other not, and vice versa. And if one takes all possible > > numbers, they are equally good. > > > This is probably largely irrelevant to the patch in question, but > just > for arguments sake, I don't think that's true. The function floor(x + > .5) will introduce positive bias regardless of input distribution,
I thought the patch implemented round to +/- infinity. Indeed round to +infinitity indeed has a bias. Jose _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
