<div dir="ltr"><div><div><div>Indeed, I also got the Steam crash. I guess Steam doesn't expect to see a "core profile" string in the string it is parsing. Steam only/always reports the Compatibility profile, I don't know why. You can check in the Steam menu "Help" > "System info". </div>Anyway, I browsed the Mesa source code and saw an undocumented override option : $ MESA_GL_VERSION_OVERRIDE=3.3COMPAT glxinfo | grep "OpenGL version" OpenGL version string: 3.3 Mesa 10.7.0-devel (git-013d731) </div>And so Steam worked too : $ MESA_GL_VERSION_OVERRIDE=3.3COMPAT steam </div></div><div class="gmail_extra"> <div class="gmail_quote">2015-08-11 19:41 GMT+02:00 andrew henry <<a href="mailto:adhenry.9@gmail.com" target="_blank">adhenry.9@gmail.com</a>>: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">thanks for the info. I wondered if there would be a version override! But it didnt work. Trying as you suggested Steam seg faulted. I added "env=" to the beginning: $ env=MESA_GL_VERSION_OVERRIDE=3.3FC steam And steam started but I still got the same error message about wrong opengl version. On 11/08/15 19:25, Benjamin Bellec wrote: > I see. > Given that the game is recent and seems to be an AAA game, I'm pretty > sure it requires OpenGL core profile and not Compatibility (also called > "Forward Compatible"). > So this is clearly and error from the game. > > Hopefully Mesa has a mechanism to override the GL level it exposes. > You can experiment this with this command : > $ MESA_GL_VERSION_OVERRIDE=3.3FC glxinfo | grep "OpenGL version" > > So try to launch Steam : > $ MESA_GL_VERSION_OVERRIDE=3.3FC steam > > More information here : <a href="http://www.mesa3d.org/envvars.html" rel="noreferrer" target="_blank">http://www.mesa3d.org/envvars.html</a> > > 2015-08-11 19:07 GMT+02:00 andrew henry <<a href="mailto:adhenry.9@gmail.com">adhenry.9@gmail.com</a> > <mailto:<a href="mailto:adhenry.9@gmail.com">adhenry.9@gmail.com</a>>>: <div class="HOEnZb"><div class="h5">> > On 11/08/15 18:55, Benjamin Bellec wrote: > > Hello, > > > > This is a recurrent mistake. > > > > glxinfo | grep "OpenGL version" gives you the level for the GL > > Compatibility profile. Mesa is currently limited to GL3.0 in > > Compatibility level and the developers don't plan to implement higher > > Compatibility level. > > > > What you are looking for is in fact the OpenGL Core profile, which you > > get with the command : > > glxinfo | grep -A 1 "OpenGL core profile version" > > > > Regards. > > > > -- > > Benjamin > > Hi. > > I did see that core profile was set to 3.3, but my problem--that Dying > Light on Steam does not start--is that Dying Light is getting the string > for the compatibility version if what you say is true. > > glxinfo gives me this. Look at the line that says > > "OpenGL version string: 3.0 Mesa 11.0.0-devel" > > > OpenGL vendor string: X.Org > OpenGL renderer string: Gallium 0.4 on AMD CAPE VERDE (DRM 2.42.0, LLVM > 3.6.2) > OpenGL core profile version string: 3.3 (Core Profile) Mesa 11.0.0-devel > OpenGL core profile shading language version string: 3.30 > OpenGL core profile context flags: (none) > OpenGL core profile profile mask: core profile > OpenGL core profile extensions: > OpenGL version string: 3.0 Mesa 11.0.0-devel > OpenGL shading language version string: 1.30 > OpenGL context flags: (none) > OpenGL extensions: > OpenGL ES profile version string: OpenGL ES 3.0 Mesa 11.0.0-devel > OpenGL ES profile shading language version string: OpenGL ES GLSL ES > 3.00 > OpenGL ES profile extensions: > [andrew@blackbox ~]$ glxinfo | grep -A 1 "OpenGL core profile version" > OpenGL core profile version string: 3.3 (Core Profile) Mesa 11.0.0-devel > OpenGL core profile shading language version string: 3.30 > > In the error message that Dying Light throws out, I can clearly tell > that it's getting the string to tell it what version I have from the > "compatibility level" and not the core profile string: > > <a href="http://ibin.co/2BnE5j6fUTX5" rel="noreferrer" target="_blank">http://ibin.co/2BnE5j6fUTX5</a> > > Maybe this is a fault of the dying light devs rather than Mesa? > > > </div></div></blockquote></div> </div>