mat_picmip
mat_picmip is a console variable available in all 
Source games.
Specifies only one level of mipmapping to be displayed.
Note:This is the same as the "Texture Detail" menu in the graphics settings, but with more options.States
- mat_picmip -1
- Sets Very High mipmapping level.
- mat_picmip 0
- Sets High mipmapping level.
- mat_picmip 1
- Sets Medium mipmapping level.
- mat_picmip 2
- Sets Low mipmapping level.
Note:Some games may offers value down to -10 (which is the highest quality possible), such as Team Fortress 2.