Never mind this, Sway already detects hidpi displays based on a heuristic from EDID info and chooses an appropriate scale factor. https://github.com/swaywm/sw

Never mind this, Sway already detects hidpi displays based on a heuristic from EDID info and chooses an appropriate scale factor. https://github.com/swaywm/sway/issues/1800 https://github.com/swaywm/sway/issues/1800 8, now 9, comments in a subthread because no one could bother to validate assumptions or do a Google search.