RE: [AD] improvements on alpha blending...

["Vincent Penquerc'h" <vincent@xxxxxxxxxx>]

>  - Replace all `/ 256' by `>> 8' (the compiler can't
> do this automatically because x>>8 != x/256 if x<0).

Blenders should use unsigned numbers. I believe most do.
Shifts would get emitted by the C/C++ compiler then.

-- 
Lyrian