@RaptorParkowsky : Workaround - https://reshade.me
Shoutbox archive
If you want interface rendered in grayscale as well, you need to modify fs_interface.glsl, which is a bit more complicated.
You can do the same in GL21, but you store the result in gl_FragColor instead.
In GL33 engine, file fs_normal.glsl, you need to replace the last line that stores color to out_FragColor to:
You can modify shaders in such a way that final color is converted to grayscale.
Question: Is there any way to play GOLD or Colobot in B&W? 'Cause I really want this in my life.
I think I just beat @PracticeBot13 's speedrun time by a few hours https://youtu.be/zN1qPNPMwIw
Though when you think that most projects starts from scratch it doesn't look as impressive :p