[Interest] font smoothing gamma changes in Qt 5.9?

René J.V. Bertin rjvbertin at gmail.com
Wed Dec 20 00:34:41 CET 2017


On Tuesday December 19 2017 21:42:28 Allan Sandfeld Jensen wrote:

OK, thanks for confirming that something has indeed changed.

> similarly to what CoreText would do. The result should be almost imperceptible 
> with black on white

It depended on the font, the difference was barely noticeable with Segoe UI for instance, but unacceptable with Novarese BQ esp. on a light-gray background (both in Medium).

> Unless something in Mac/freetype custom configuration interferes that is.

Hmmm, I do have Freetype with the Infinality patches installed, with the accompanying modified FontConfig. FontConfig isn't used with Mac/freetype so shouldn't be to blame here.

R.



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