Now it's the initial check with the adjustment in mode indices only, as old hqNx MMX indices (4..6) are now occupied by generic hqNx implementation
See http://forum.drdteam.org/viewtopic.php?t=6872
- fixed: Textures which are already scaled should not be upsampled.
- fixed: The transparency check in the upscaling code checked the wrong modes for exclusion when handling translucent textures.
After thinking about it for a day or so I believe it's the best option to remove all compatibility code because it's a major obstacle for a transition to a core profile.