On 2017.05.03 at 09:20 -0400, Alexei Podtelezhnikov wrote: > >> So, how did you get the values used currently as the default? Are there > >> other > >> properties besides the two mentioned, that helped you to "calculate" such a > >> filter? Or did you just try different variants and choose the one that > >> looked > >> better for you? > > Without filtering, an outline covers unequal amounts of color > channels, which is visible as color fringes especially with thin > stems. So filtering should enforce equality between color channels. > The box fiilter (aka light) "00 55 56 55 00" is the absolute minimum. > The light filter is actually my favorite. The default filter > (suggested by Dave Arnold from Adobe) "08 4d 56 4d 08" is only > slightly different from the light filter. It is slightly wider and > blurrier than the light filter and, as such, more tolerant to > incorrect gamma setting.
Apropos gamma setting. CFF fonts will get linear blended (with stem darkening) by default in upcoming Qt 5.9: http://code.qt.io/cgit/qt/qtbase.git/commit/?h=5.9&id=21f27c9a4 -- Markus _______________________________________________ Freetype-devel mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/freetype-devel
