graesslin added a comment. Restricted Application edited projects, added KWin; removed Plasma.
What you could try is using the PaintClipper to perform clipping. But I don't know whether it's still fully functional on OpenGL. REPOSITORY R108 KWin REVISION DETAIL https://phabricator.kde.org/D9638 To: zzag, #vdg, #kwin, #plasma Cc: mart, graesslin, abetts, ngraham, plasma-devel, kwin, iodelay, bwowk, ZrenBot, progwolff, lesliezhai, ali-mohamed, hardening, jensreuterberg, sebas, apol