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Comparing ray/doc/notes/ReleaseNotes (file contents):
Revision 1.43 by greg, Fri Sep 10 16:05:07 2004 UTC vs.
Revision 1.50 by greg, Fri Oct 1 07:45:30 2004 UTC

# Line 1305 | Line 1305 | Fixed rad so that 'scene' variable may consist only of
1305   Fixed bug introduced in shadow caching routines where sources in the
1306   middle of spheres were not illuminating properly.  Thanks to Guilio
1307   Antonutto for spotting this problem.
1308 +
1309 + Modified gensky behavior so if time is given with standard time zone
1310 + designation, any -m option is ignored.
1311 +
1312 + Added -n option to mkillum for (shared memory) parallel processing.
1313 +
1314 + Fixed a long-standing bug in parallel processing code that only
1315 + seemed to manifest with the new mkillum -n option, where rtrace
1316 + would deadlock upon termination.  The reason it never showed up
1317 + before is because I always closed processes in the reverse order
1318 + of opening them in other programs.  I went through and found similar
1319 + (potential) bugs in the rview device subprocess code and util/netproc.c.
1320 +
1321 + Corrected the normalization of the Gaussian reflectance model.  This will
1322 + cause an increase in specularity for low-lying light sources.
1323 + Thanks to Don Walters of Boeing and Arne Duer of the Univ. of Innsbruck
1324 + for pointing out this error.  The square root used for the two cosines
1325 + in the denominator of the normalization factor should not be present.
1326 + This was a serious mistake I made in the original model, which went
1327 + undiscovered (at least to my knowledge) for over a decade.  I think
1328 + Bruce Walter of Cornell may have known about it, but I never heard
1329 + the details of his discovery.
1330 +
1331 + Enabled the -p option for primary conversion without tone-mapping
1332 + in ra_bmp.  Also provides for XYZE input conversion to RGB.
1333 +
1334 + Fixed what I consider a bug in pvalue -o when taking XYZE files on input,
1335 + where it was inappropriately undoing the exposure value so that it always
1336 + reported radiance rather than XYZ values with Y in cd/m^2.

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