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Comparing ray/doc/notes/ReleaseNotes (file contents):
Revision 1.136 by greg, Thu Jul 12 14:58:53 2007 UTC vs.
Revision 1.154 by greg, Thu Dec 18 23:26:57 2008 UTC

# Line 1621 | Line 1621 | Additional error-checking for source surfaces.
1621   Re-fixed bug in octree code that caused it to allocate 8 times as
1622   much memory as it actually used(!) -- this was pointed out way back
1623   in 1999 by Erik Reinhard and Erik Jansen, but the fix they gave me
1624 < got lost in the slightly borken release process at the time.  This
1624 > got lost in the slightly broken release process at the time.  This
1625   should make a big difference in memory usage, especially for the
1626   new mesh primitive.  (I measured 30% less memory usage.)
1627  
# Line 1629 | Line 1629 | Corrected ray weights for material mixtures.
1629  
1630   Reduced the default -n setting for obj2mesh to take better advantage
1631   of the smaller octree structure size.
1632 +
1633 + Fixed bug in shadow cache where it was adding surfaces with antimatter
1634 + holes cut in them to the obstructor list.  Thanks to John Mardaljevic
1635 + for discovering and reporting the problem.
1636 +
1637 + Adding ability in mkillum to incorporate BSDF data in calculation.
1638 + Internal interface (raypcalls) now used in place of rtrace process(es).
1639 +
1640 + Fixed pixel alignment in pcomb for size reduction and enlargement.
1641 +
1642 + Allow rtcontrib user to set -P and -PP options for persistent rendering.
1643 + The only caveat is that -n setting > 1 requires -PP rather than -P.
1644 +
1645 + Added -c option to rtcontrib to facilitate cumulative calculations.
1646 +
1647 + ****** COMPATIBILITY CHANGE ********
1648 + Fixed long-standing bug in source.cal, which caused it to produce
1649 + reversed anisotropic photometric distributions due to the
1650 + misorientation of the y-axis.  Thanks to Zack Rogers for discovering
1651 + and helping debug this problem.
1652 +
1653 + Fixed long-standing bug in replmarks, where triangles with X-side
1654 + aligned with Z-axis would cause incorrect rotations.  Thanks to
1655 + Zack Rogers for finding this error.
1656 +
1657 + Added rsensor program to compute sensor signal for daylighting controls.
1658 + Funding for this component was provided by the Architectural Energy
1659 + Corporation in Boulder, CO, and directed by Zack Rogers.
1660 +
1661 + Added "planisphere" (stereographic) fisheye view type for traditional
1662 + daylighting analysis.  Feature requested & explained by Axel Jacobs.
1663 +
1664 + Modified -c option to rtcontrib so it can take a number of input
1665 + rays to average over, rather than only produce a single accumulated
1666 + record (which can now be done with -c 0).
1667 +
1668 + =====================
1669 + Version 4.0
1670 +
1671 + Added -n option to rvu to provide parallel rendering.
1672 +
1673 + ****** COMPATIBILITY CHANGE ********
1674 + Changed ".pic" extension to ".hdr" in all sources and documentation
1675 + to improve interoperability with other software, since this has become
1676 + the de facto extension for Radiance RGBE and XYZE pictures.  Since file
1677 + extensions were never more than a convention in Radiance, this does not
1678 + affect operation, but may require the update of scripts, etc. written
1679 + by others that assume the ".pic" suffix for Radiance output.
1680 +
1681 + Added -N option to objview to support multiprocessing.
1682 +
1683 + Improved sampling of circular sources (source, sphere, ring types) with
1684 + quite a bit of help from David Geisler-Moroder.
1685 +
1686 + Added "rpict" and "rvu" variables to rad, and made these as well as
1687 + the "oconv", "mkillum" and "pfilt" variables accept an alternate
1688 + command path in each case.  Change suggested by Lars Grobe based
1689 + on similar Radzilla (radz) facility by Carsten Bauer.

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