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Comparing ray/doc/notes/ReleaseNotes (file contents):
Revision 1.232 by greg, Tue Feb 11 22:01:44 2014 UTC vs.
Revision 1.236 by greg, Sat May 31 21:33:21 2014 UTC

# Line 1926 | Line 1926 | Changed dctimestep so that output matrices (-n > 1) ar
1926   header, and added support for float and double output formats with -o[fd].
1927  
1928   Introduced eplus_adduvf program to compute user view factors for EnergyPlus.
1929 +
1930 + Changed image-plane sampling in rpict to use Hilbert curve, which gives
1931 + less of a brushed/striped appearance to output pixels with -u- (default).
1932 +
1933 + Added ltview and ltpict Perl scripts contributed by Axel Jacobs, inspired
1934 + by Rob Guglielmetti.
1935 +
1936 + Added header variables for NROWS, NCOLS and NCOMP to help standardize
1937 + matrix files.  This functionality has been incorporated into
1938 + rcollate, gendaymtx, and dctimestep.
1939 +
1940 + Created rmtxop utility to operate on multi-component matrices.  This
1941 + facilitates some daylight matrix calculations, and provides a general
1942 + tool for manipulating matrix data.

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