hmmm??how?

[theincorporated]

how do i put it in open gl mode?explain well please if u could

 

[Evil_Trunks]

open HL, go to custom and change the game to ESF. (or open ESF directly if you have the icon on your desktop)
Go to configuration, video, video modes, and then select openGL and the resolution you would like.

 

[PiccoRin]

perfect!
n1