Quote Originally Posted by kung foo man View Post
Well, final solution was -> .exe -> Properties -> Run XP Compatibility mode, as IzNoGod figured out, but r_gamma isn't working then

(Just saw some guest in here searching obviously for solution)
Same problem here with Windows 8.1. (DirectX7 and ATI HD4850)
Call of Duty 2 in running compatibility mode caused noticeable lags in mouse movements, and the r_gamma isn't working too
Solution for me: Come back to Win7 x64