Sorry guys, I wasn't clear enough : I can solve the problem on Dosbox by trying other modes, but because I use other emulators , I want to know if I can fix it on the driver / control panel level. I have some games on lowres that use directdraw (mega man x3) , and have no problem. Maybe I should try …

Hello I recently bought a new computer with geforce 8500 / windows xp and DirectX 9.0c. The old one was also XP and DX 9.0c , but the video card was radeon 9250. For some reason, when I switch to full screen , I get blur effect as if I choose "motion blur" filter. It is fine if I switch to surface …