--- ray/doc/notes/ReleaseNotes	2022/04/10 03:46:27	1.412
+++ ray/doc/notes/ReleaseNotes	2022/07/14 02:52:02	1.416
@@ -2540,5 +2540,16 @@ Slight change to vwrays -d option to not spit out "-ld
 produce "-ld+" without requiring input picture as argument.
 
 Added automatic overture calculation to rtpict with -n > 1 if
-ambient cache is on and file is named.  Random image sampling
-avoids some of the issues with redundant calculations but not all.
+ambient cache is on and file is named.  If straight image output
+is requested, we randomize all samples and avoid cache collisions.
+
+Added cnt -s option to shuffle output.
+
+Fixed issue with divide-by-zero errors in the ambient super-sampling
+routine discovered by Jon Sargent of Solemma.  This affected regions
+that had zero radiance, such as black backgrounds or unlit areas
+with -av 0 0 0, when super-sampling was effectively disabled, causing
+some loss in accuracy of the results.
+
+Updated Klems Half- and Quarter-bases to match angles currently used
+in WINDOW.