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Comparing ray/doc/notes/ReleaseNotes (file contents):
Revision 1.363 by greg, Mon Jan 20 17:53:40 2020 UTC vs.
Revision 1.392 by greg, Fri Apr 9 01:48:20 2021 UTC

# Line 2237 | Line 2237 | Updates to evalglare and gendaylit from Jan Wienold, i
2237   colored sky option.
2238  
2239   =========================
2240 < Version 5.3
2240 > Version 5.3 (Released September 1, 2020)
2241  
2242   Created radcompare program to compare Radiance tool output to reference outputs
2243   during unit-testing.
# Line 2314 | Line 2314 | column vector.  Also added ability to apply trailing u
2314   Added new depth, normal, and ID file types to radcompare.
2315  
2316   Added BigEndian= header line for automatic byte-swapping in rmtxop
2317 < and radcompare.  Doesn't work quite as automatically as it should
2318 < for pvalue -r, currently.
2317 > and radcompare.
2318  
2319   Added new "turbo" palette to falsecolor (thanks to Taoning).
2320  
# Line 2329 | Line 2328 | Added support for loading RGBE images into matrices in
2328   Added -y option to gensky and gendaylit to support more accurate Michalsky
2329   solar position calculation.
2330  
2331 < Changed rsplit so specifying a space as the separator parses words
2331 > Changed rsplit, so specifying a space as the separator parses words
2332   between whitespace.
2333  
2334   Added ability of vwrays, pinterp, and pmblur2 to read encoded depth files.
# Line 2340 | Line 2339 | Made it so number of segments in genworm, genrev, and
2339   given as expressions of previously defined variables, etc.
2340  
2341   Added -D and -n option to gendaymtx to output sun description and skip
2342 < matrix output on request.
2342 > matrix output on request.  A -M option was also added to output solar
2343 > modifiers for rcontrib.  Support also added for leap days in WEA input.
2344 > Enhancements sponsored by Ladybug Tools.
2345  
2346   Updated eplus_uvf to work with IDF version 9.x, checking version number.
2347 +
2348 + Fix to glarendx issues with dgi calculation.
2349 +
2350 + Made it so rmtxop and dctimestep undo any exposure applied to Radiance
2351 + pictures they may load.
2352 +
2353 + Added robjutil utility to manipulate Wavefront .OBJ files.
2354 +
2355 + Fixed a crash related to rtrace -om or -oM with mesh instances containing
2356 + materials.
2357 +
2358 + Improved rtrace flushing function to handle any value for -x without
2359 + deadlock on controlling process.
2360 +
2361 + Eliminated unnecessary start-up procedures for rtrace when only ray-casting
2362 + is needed (i.e., no tracing or value output).
2363 +
2364 + Improved isotropic sampling method in bsdf2ttree using "zipper" approach
2365 + applied in genBSDF.
2366 +
2367 + Added limit to memory used by high-resolution tensor tree BSDFs for
2368 + cumulative cache during MC sampling (rendering).  Limit set to 250MBytes
2369 + per BSDF for standard architectures.
2370 +
2371 + Added -n and -s options to bsdf2ttree to provide some user control
2372 + over super-sampling.
2373 +
2374 + Improved surface normal codec used by ambient file to store orthonormal
2375 + directions exactly.
2376 +
2377 + Improved peak extraction method, which was undervaluing transmission
2378 + in many cases.
2379 +
2380 + New version of evalglare from Jan Wienold.
2381 +
2382 + Added -u option to gendaymtx to elide data columns (time steps) when
2383 + the sun is not visible above the horizon.
2384 +
2385 + =========================
2386 + Version 5.4
2387 +
2388 + Added rcollate -c option to force operation to continue even if it
2389 + seems unnecessary.  Made tool more robust.
2390 +
2391 + Added -t option to rcontrib (and rfluxmtx) to report progress after the
2392 + given number of seconds.
2393 +
2394 + Added "test" target to makeall to run unit tests.
2395 +
2396 + Modified bsdf2ttree to allow different parameters per input SIR file.
2397 +
2398 + Fixed issues with very large matrix files (> 2GB) in dctimestep, rmtxop,
2399 + and rcollate.
2400 +
2401 + Added -rf and -rb options to rmtxop to load front or back reflectance
2402 + matrix data from XML file rather than transmission.  (Lars Grobe suggested.)
2403 +
2404 + Improved behavior for coincident surfaces with different materials.
2405 + Rather than returning one surface or the other based on floating-point
2406 + vagaries, opaque materials are now preferred over transparent ones.
2407 + If the materials are both transparent or both opaque, then whichever
2408 + surface appeared later in the scene description will be selected.
2409 + This came of a request for consistent behavior with legal CAD output
2410 + from Peter Apian-Bennewitz.
2411 +
2412 + Added explicit tests for on-edge intersections with polygons.  This should
2413 + eliminate stray rays and tiny light leaks that often appear even in
2414 + well-constructed geometry.
2415 +
2416 + Added "-s up" option to pabopto2bsdf to allow for 180 degree symmetry,
2417 + meaning that data repeats after 180 degree rotation (as distinguished
2418 + from "-s bilateral" whose data is mirrored about a vertical plane).
2419 + Thanks to Helen Rose Wilson for the suggestion and informing me that
2420 + such a thing exists.
2421 +
2422 + Removed upper limit on number of modifiers in rcontrib.
2423 +
2424 + Put cap on maximum ambient gradient to avoid over-extrapolation of
2425 + poorly computed irradiance cache values.
2426 +
2427 + Added robjutil +T option to triangulate all faces in .OBJ description.
2428 +
2429 + Altered BSDF library to have both front and back diffuse transmittance
2430 + values, which can be different.  This was necessary to avoid issues
2431 + caused by measurement and modeling discrepancies.
2432 +
2433 + Added pabopto2bsdf -g option to cull near-grazing scattering to avoid
2434 + issues with noise and negative values.
2435 +
2436 + Increased default dynamic range from 32 to 100 in pcond and normtiff.
2437 +
2438 + Added -o and -n options to genbox to create .OBJ output and segment
2439 + edges and corners for transparent materials.

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