2 Converted all file i/o to C++ library
5 Renamed directories, moved source files, combined source files
6 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
10 Skip versions to make version 2.0 the first C++ version
11 Renamed Raysums to Projections throughout files
12 Renamed Detector to Scanner
13 Converted Scanner and Projecions to full object-oriented
16 Converted Phantom and PhantomElements to Object-Oriented
17 Converted Detector to Object-Oriented
20 Improved Integer backprojection method
21 Fixed nearest neighbor to be truly nearest neighbor
22 Made linear interpolation more integer arithmetic -> speed improvement
23 Finished converting all C files to C++
24 Converted all use of malloc/free to C++ new/delete
25 Began object-oriented conversion of Phantom and Projection structures
28 Converted MPI data structures to C++ object
29 Made ImageFile directly inherit from Array2dFile
33 Portable IF (image file) format implemented with objects (SDF removed)
34 - Now all data files are cross-platform compatible
35 Converted from MPI to MPI++
36 Converted backprojection to object-oriented
37 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
40 Simpilifed endian handling
43 Added support for 64-bit (IA64) CPU
44 Removed broken B-spline interpolation
45 Added support for cygwin platform under Windows 2000
46 Added support for 16-bit PNG graphics
49 Added compile-time configuration of endian order
52 Modified the raysum file format to be platform independent
55 Added Microsoft VC compatibility
56 Cleaned up compilation warnings in libgraph
59 Continued conversion to ANSI C
60 Removed old CRT routines
63 Renamed pictures to phantoms, objects to phantom elements
64 Continued code cleanup
67 More code cleanup with reorganizing libraries
68 Added --log and --exp to sdf-1
69 Allowed negative numbers for window levels in CGI interface
72 Continued code cleanup
76 Better documented, coded raysum in-memory on on-disk options
79 Cleaned out library that wasn't being used by CTSim
80 Modified ctsim.cgi to read in configuration file ctsim.conf
83 First open source distribution for GNU/Linux
86 Converted to GNU/Linux
87 added MPI support via LAM library
90 Developed under MS-DOS and IBM EGA graphics