Drawcall per window redraw on default layout: - 4100+ without patch - 1270 with patch Theses drawcalls meant a lot of driver overhead since they each correspond to one glMapBuffer which is slow.
Drawcall per window redraw on default layout: - 4100+ without patch - 1270 with patch Theses drawcalls meant a lot of driver overhead since they each correspond to one glMapBuffer which is slow.