--- ray/doc/notes/ReleaseNotes	2020/09/11 22:26:33	1.378
+++ ray/doc/notes/ReleaseNotes	2021/01/19 23:32:00	1.381
@@ -2392,3 +2392,11 @@ Added -t option to rcontrib (and rfluxmtx) to report p
 given number of seconds.
 
 Added "test" target to makeall to run unit tests.
+
+Modified bsdf2ttree to allow different parameters per input SIR file.
+
+Fixed issues with very large matrix files (> 2GB) in dctimestep, rmtxop,
+and rcollate.
+
+Added -rf and -rb options to rmtxop to load front or back reflectance
+matrix data from XML file rather than transmission.  (Lars Grobe suggested.)