14

Well, how? There is that "SET LAUNCH OPTIONS" button, but I believe that is only fit to command line switches.

21

It is possible to prefix the command with your environment variable in the set launch options like so:

YOUR_VARIABLE=1 %command%
  • Does this still work? The linked docs don't mention it. – Jeroen Bollen Oct 19 '16 at 18:49
  • It really works according to /proc/<game pid>/environ. – and Aug 6 '17 at 10:22
  • 1
    Is there a way to do this with multiple options? Would separating them with semicolons work? – Robert Wm Ruedisueli Aug 25 '17 at 21:33
  • You just leave a space, so my current one is mesa_glthread=true R600_DEBUG=sbcl,hyperz,llvm,sisched,forcedma vblank_mode=0 %command%. – pbhj Mar 11 '18 at 17:05

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