--- ray/doc/notes/ReleaseNotes	2006/05/07 15:44:27	1.121
+++ ray/doc/notes/ReleaseNotes	2006/05/19 03:50:13	1.123
@@ -1576,3 +1576,12 @@ which was related to a poorly designed hash function.
 Changed -u+ to be the default setting in rtrace (only).
 
 Fixed binary i/o for rlam and vwrays under Windows.
+
+Added tmCvLums() to tone-mapping routines using a 16-bit lookup table
+on IEEE floats, which is also used to improve speed of COLOR conversions,
+especially on machines with slow log() calls.  The first call to
+tmCvLums(), tmCvGrays(), or tmCvColors() initializes the table.
+
+Created optics2rad.csh script to convert from Optics 5 material output
+to something correct for Radiance.  Built on old glazing.cal function,
+which is actually incorrect so removed from the distribution.