Re: [PATCH v7 0/1] MR3865: gdiplus: implement PixelOffsetMode Half and HighQuality for GdipDrawImagePointsRect

[Esme Povirk (＠madewokherd)]

On Sat Sep 16 17:36:13 2023 +0000, Jeffrey Smith wrote:
> "Banker's rounding" is the term I usually hear for this: round to
> nearest, but for ###.5 it rounds down if ### is even and up if ### is
> odd.  It is considered more numerically stable when summing large sets
> of values, so it's very common in financial and statistics contexts.  As
> such, it shows up lots of places in computing, and it's the default for
> .NET's Math.Round().  https://en.wikipedia.org/wiki/Rounding#Rounding_half_to_even

Is there a reason it's 3 9's, specifically?