2 Converted MPI data structures to C++ object
6 Portable IF (image file) format implemented with objects (SDF removed)
7 - Now all data files are cross-platform compatible
8 Converted from MPI to MPI++
9 Converted backprojection to object-oriented
10 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
13 Simpilifed endian handling
16 Added support for 64-bit (IA64) CPU
17 Removed broken B-spline interpolation
18 Added support for cygwin platform under Windows 2000
19 Added support for 16-bit PNG graphics
22 Added compile-time configuration of endian order
25 Modified the raysum file format to be platform independent
28 Added Microsoft VC compatibility
29 Cleaned up compilation warnings in libgraph
32 Continued conversion to ANSI C
33 Removed old CRT routines
36 Renamed pictures to phantoms, objects to phantom elements
37 Continued code cleanup
40 More code cleanup with reorganizing libraries
41 Added --log and --exp to sdf-1
42 Allowed negative numbers for window levels in CGI interface
45 Continued code cleanup
49 Better documented, coded raysum in-memory on on-disk options
52 Cleaned out library that wasn't being used by CTSim
53 Modified ctsim.cgi to read in configuration file ctsim.conf
56 First open source distribution for GNU/Linux
59 Converted to GNU/Linux
60 added MPI support via LAM library
63 Developed under MS-DOS and IBM EGA graphics