--- ray/doc/notes/ReleaseNotes	2010/03/12 19:14:24	1.166
+++ ray/doc/notes/ReleaseNotes	2010/09/03 23:53:49	1.173
@@ -1706,7 +1706,7 @@ be added to Radiance.  Hopefully, others will follow.
 
 Added klems_int.cal file to compute Klems bins for windows.
 
-Created gentregvec utility to sample a particular sky and
+Created genskyvec  utility to sample a particular sky and
 evaluate average radiance over the standard Tregenza sky patches.
 
 Created dctimestep program to compute a set of sensor values or
@@ -1718,3 +1718,28 @@ multiprocessing by raypcalls.c.
 
 Added -n option to rtrace for executing on multiple cores
 using new rayfifo calls.
+
+=====================
+Version 4.1
+
+Changed ranimate behavior so remote login under a different user
+doesn't necessarily require the presence of the originating user's
+home directory.
+
+Changed standard transmission function normalization back to what
+it was in version 3.5, following recommendation of David Geisler-Moroder,
+who pointed out that the revised BTDF increased too much at grazing.
+
+Changed rad behavior with -N >1 on single view to call rpiece.
+
+Updated SCons build system for MINGW compilation, thanks to Christian
+Kohler.
+
+Added -u option to rlam for unbuffered output.
+
+Modified dctimestep to accept sky vector and daylight coefficient matrix
+or list of images to sum together, as suggested by Andy McNeil.
+
+Created genBSDF script to generate BSDF in Windows XML format.
+
+Modified mkillum to accept detailed geometry from BSDF XML files.