I move the screen around, the blacker the screen gets (due to the gizmos)
Same rendering problem, but no difference: with default parameters or -opengl3 or -opengl4 (without crashes)
Ubuntu 16.04
$ glxinfo | grep "OpenGL"
OpenGL vendor string: Intel Open Source Technology Center
OpenGL renderer string: Mesa DRI Intel(R) HD Graphics 520 (Skylake GT2)
OpenGL core profile version string: 4.5 (Core Profile) Mesa 17.0.3 - padoka PPA
UE from release branch, this commit:
https://github.com/EpicGames/UnrealEngine/commit/f44f8e5a6237f9e498f592ddceaa23ad90858675