{ # Enable OpenGL hardware.opengl = { enable = true; driSupport = true; driSupport32Bit = true; }; environment.sessionVariables = { __GL_LOG_MAX_ANISO = "0"; __GL_SHADER_DISK_CACHE = "1"; __GL_SYNC_TO_VBLANK = "0"; __GL_THREADED_OPTIMIZATIONS = "1"; __GL_VRR_ALLOWED = "1"; }; }