The “Higher Quality” setting in the Voodoo3 display properties doesn seem to do anything. How do you enable 22-bit color texture rendering?
The 22-bit rendering (Higher Quality) setting doesn’t work properly in the original v1.00.00 release of the V3 drivers. You can enable 22-bit rendering by making a change to the V3 registry settings. The procedure is explained in this 3Dfx technical document: It has come to our attention that the “Use higher quality but lower performance video” switch in 3dfx Tools isn t setting the correct value in the registry for Glide\OpenGL. The correct value should read SSTH3_OVERLAY_FILTER_2X2 = 1. We are in the process of fixing the bug and expect to release a driver update the week of April 19th. In the meantime, here is how to make it work. After you check the “Use high quality but lower performing video” box in the 3dfx tools page you can run regedit and rename the string to activate high quality video. To start regedit go to the Start button select run and type in “regedit” and follow the path shown in the first two screen shots shown below (My Computer to HKEY LOCAL_MACHINE to System to Cu
