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Comparing ray/doc/notes/ReleaseNotes (file contents):
Revision 1.96 by greg, Fri Sep 2 04:15:42 2005 UTC vs.
Revision 1.124 by greg, Mon May 29 17:31:25 2006 UTC

# Line 1511 | Line 1511 | Fixed bug in antimatter using Russian Roulette samplin
1511   (Above changes included in 3.7.2 patch release 22 Aug 2005.)
1512  
1513   Created fieldcomb script to combine alternate fields in a rendering
1514 < sequence.  (Development generously sponsored by Iebele Atelier.)
1514 > sequence.  (Development generously sponsored by Iebele Abel.)
1515 >
1516 > Added missing preload of mesh objects for more efficient memory use
1517 > during parallel rendering -- this was a serious oversight.
1518 >
1519 > Created ran2tiff program to automate exposure setting of animation
1520 > sequences using a moving histogram in combination with pcond, and
1521 > converting frames to TIFF.
1522 >
1523 > Eliminated SPEED macro from makeall and source tree.
1524 >
1525 > Added -pj option to vwrays to allow jittering of sample locations.
1526 >
1527 > Fixed bug in rtcontrib where it occasionally missed writing the
1528 > final bin file.  (Pretty serious, actually.)
1529 >
1530 > Added -Dfseeko=fseek to MACH= line for linux, as fseeko(3) seems to be
1531 > broken in current versions of Linux.  (Need to remove this later.)
1532 >
1533 > Rearranged struct's for better efficiency on 64-bit architectures.
1534 >
1535 > Added -i option to rlam so it works with binary input formats.
1536 >
1537 > Added rtcontrib -bn option to specify number of bins and fixed bug
1538 > in recovery of files containing multiple values per record.
1539 >
1540 > Added rtcontrib -fo option to write over existing files, which it now
1541 > refuses to do without this option.
1542 >
1543 > Made rtcontrib flush output when handed a zero-length ray vector,
1544 > to match behavior of rtrace.
1545 >
1546 > Improved color scale for falsecolor output.
1547 >
1548 > Added threshold test for Fresnel approximation to prevent its use
1549 > on smooth surfaces with unrealistically low specularities (less than 1.8%).
1550 > Water has a specular reflectance of 2.1% at room temperture.
1551 >
1552 > Removed NICE macro settings in rpict and rtrace, which was slowing down
1553 > the processes under Mac OS X (10.4) by about 60% due to processor napping.
1554 >
1555 > Made xform, replmarks and rad2mgf handle quoted modifiers and names properly.
1556 >
1557 > Fixed problem in genblinds, where it was generating slats that were too
1558 > wide with the +/-r option.  (Thanks to Helena Buelow-Huebe for discovering
1559 > this bug.)
1560 >
1561 > Fixed bug in ra_ppm for 16-bit/sample i/o, where it was getting the byte
1562 > order wrong (apparently).
1563 >
1564 > Added -V option to rtcontrib to report actual contributions, rather than
1565 > just ray coefficients.
1566 >
1567 > Fixed bug in ranimate that caused it to fail in continuation of renderings.
1568 >
1569 > Renamed librt.a to librtrad.a, to avoid conflict on Solaris. Almost
1570 > everything now gets linked to -lrtrad instead of -lrt.
1571 >
1572 > Fixed problem with large sample sets, so -u+ option now is truly random.
1573 > Thanks to Rick Mistrick and Younju Yoon for identifying this problem,
1574 > which was related to a poorly designed hash function.
1575 >
1576 > Changed -u+ to be the default setting in rtrace (only).
1577 >
1578 > Fixed binary i/o for rlam and vwrays under Windows.
1579 >
1580 > Added tmCvLums() to tone-mapping routines using a 16-bit lookup table
1581 > on IEEE floats, which is also used to improve speed of COLOR conversions,
1582 > especially on machines with slow log() calls.  The first call to
1583 > tmCvLums(), tmCvGrays(), or tmCvColors() initializes the table.
1584 >
1585 > Created optics2rad.csh script to convert from Optics 5 material output
1586 > to something correct for Radiance.  Built on old glazing.cal function,
1587 > which is actually incorrect so removed from the distribution.
1588 >
1589 > Fixed nuisance bug in ximage under some SGI machines that caused it to
1590 > choose an inappropriate visual and display incorrect colors.  (Thanks
1591 > to Oskar Itzinger for debugging the problem.)

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