[Groff] Re: CMYK <-> RGB

[Werner LEMBERG]

>     r = ((maxval-k)*(maxval-c))/maxval;
>     g = ((maxval-k)*(maxval-m))/maxval;
>     b = ((maxval-k)*(maxval-y))/maxval;
> 
>     r = maxval - min(maxval, c*(maxval-k)/maxval + k);
>     g = maxval - min(maxval, m*(maxval-k)/maxval + k);
>     b = maxval - min(maxval, y*(maxval-k)/maxval + k);
> 
> These are the same.  Proof:
>
> [...]

Thanks a lot for the analysis!


    Werner