Vzhledem k tomu, že text pojednává o hraní her na Linuxu, dá se očekávat, že půjde o nějakou náhradu za projekt Wine:
https://en.wikipedia.org/wiki/Proton_(software)
[TL;DR: fork Wine od autorů Steamu]
Skusil som to, na mojom notebooku vyzadovalo spustenie s parametrom:
To play under Linux:
Steam / Settings / Steam Play / Enable Steam Play for all other titles, Proton Experimental
I have a notebook with 2 GPUs (Intel, Nvidia) and Intel was automatically chosen which doesn't work. So I had to enforce Nvidia via __VK_LAYER_NV_optimus=NVIDIA_only setting:
grep Chosen ".local/share/Steam/steamapps/compatdata/1466860/pfx/drive_c/users/steamuser/Documents/My Games/Age of Empires IV/warnings.log" (I) [19:41:36.830] [000000280]: Chosen adapter: Intel(R) Xe Graphics (TGL GT2) video dedicated: 25016005632 shared: 0 system dedicated: 0 rm -f ".local/share/Steam/steamapps/compatdata/1466860/pfx/drive_c/users/steamuser/Documents/My Games/Age of Empires IV/warnings.log" grep Exec "Desktop/Age of Empires IV.desktop" Exec=steam steam://rungameid/1466860 __NV_PRIME_RENDER_OFFLOAD=1 __GLX_VENDOR_LIBRARY_NAME=nvidia __VK_LAYER_NV_optimus=NVIDIA_only steam steam://rungameid/1466860 grep Chosen ".local/share/Steam/steamapps/compatdata/1466860/pfx/drive_c/users/steamuser/Documents/My Games/Age of Empires IV/warnings.log" (I) [19:59:16.906] [000000280]: Chosen adapter: NVIDIA GeForce MX450 video dedicated: 2405433344 shared: 25015999488 system dedicated: 0
It runs, but my GeForce MX450 allows Low details only.