cullmann added a comment.
To illustrate that, just try, with master of KTextEditor: export QT_SCALE_FACTOR=1.125 kwrite with some file => select 100 lines, zoom font in and out => I get no artifacts export QT_SCALE_FACTOR=1.0625 > same ====== export QT_SCALE_FACTOR=1.1 > artifacts each X lines ======================== REPOSITORY R104 KScreen REVISION DETAIL https://phabricator.kde.org/D24321 To: ngraham, #vdg, #plasma, romangg, ndavis Cc: dhaumann, davidedmundson, ouwerkerk, GB_2, ndavis, cullmann, plasma-devel, LeGast00n, The-Feren-OS-Dev, jraleigh, fbampaloukas, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart