On 2019-03-18 7:56 p.m., Bill Messenger wrote: > On my system, programs like Blender have very noticeable input lag that > makes it hard to use. It happens no matter what Linux distro or > compositor I try. At first the only fix that seemed to work was > installing the proprietary amdgpu-pro drivers on Ubuntu. Running "env > LIBGL_DRI3_DISABLE=1 blender" seemed to help, but it still wasn't > perfect. > > However, I recently found out how to truly fix it on any distro with > the open source drivers. If I create a file called .drirc in my home > folder with the contents: > > <driconf> > <device> > <application name="Default"> > <option name="vblank_mode" value="1"/> > </application> > </device> > </driconf> > > then restart my system, it fixes the issue. I'm not sure what this > does, but it seems like there's some sort of bug here. Yeah, sounds like blender doesn't work well with sync-to-vblank enabled. The above disables that, which probably works around a blender issue. -- Earthling Michel Dänzer | https://www.amd.com Libre software enthusiast | Mesa and X developer _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
