On Fri, Oct 7, 2016 at 1:20 PM, Michał 'Khorne' Lowas-Rzechonek <micha...@socialbicycles.com> wrote: > Hi, > > I have a question about font rendering, Qt 5.6.1 on Linux. > > I am using QPainter to drawText() onto a monochromatic offscreen > QPixmap, which then gets saved to a file. > > What bothers me is that it seems that pixel layout of letters changes > depending on QPA plugin I use... with -platform xcb the bitmap renders > fine, but with other QPAs the font metrics are completely off. I've > inspected them via QFontMetrics and got different results of > boundingRect() for the same letter with the same font:
I would recommend you use the same font database before proceeding further with debugging. If you compile with -no-fontconfig, does the xcb qpa render the same as your custom qpa ? If you make your qpa support fontconfig, does it render the same as xcb+fontconfig ? Regards, Sérgio Martins _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
