From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 15 Jun 2019 12:18:09 +0000 (+0300)
Subject: Improve ambient occlusion edge detection
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=7e67337718b38e23a24172806b23c744f5dc58fe;hp=7e67337718b38e23a24172806b23c744f5dc58fe

Improve ambient occlusion edge detection

The depth thresholds are now based on the distance of the sample from the
center, which works better in the presence of sloped flat surfaces.
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