Key points
Setup\Setup.exe
General information
<path-to-game>\BaseEF\hmconfig.cfg
cg_fov X
autoexec.cfg
<path-to-game>\BaseEF\
r_customwidth "X"
r_customheight "Y"
r_mode "-1"
cg_fov "X"
Notes
Both Mouse Acceleration and Mouse Smoothing are disabled by default. There is an option to enable Mouse Smoothing under "Game Options". Mouse Acceleration can be activated using console command cl_mouseAccel 1.
cl_mouseAccel 1