The adaptive sharpen shader has been updated, thought I'd mention it since it's used under the upscaling refinement and image enhancements options.
http://forum.doom9.org/showthread.php?t=172131
Quote:
Changelog:
2016-07-10 - Replaced lerp used for under/overshoot compression with a weighted power mean, reduces some ringing.
- Corrected minor error in the custom smoothstep function.
- Slightly improved weighting for nmax & nmin.
- Tweaked some parameters.
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