2 Converted all file i/o to C++ library
5 Skip versions to make version 2.0 the first C++ version
6 Renamed Raysums to Projections throughout files
7 Renamed Detector to Scanner
8 Converted Scanner and Projecions to full object-oriented
11 Converted Phantom and PhantomElements to Object-Oriented
12 Converted Detector to Object-Oriented
15 Improved Integer backprojection method
16 Fixed nearest neighbor to be truly nearest neighbor
17 Made linear interpolation more integer arithmetic -> speed improvement
18 Finished converting all C files to C++
19 Converted all use of malloc/free to C++ new/delete
20 Began object-oriented conversion of Phantom and Projection structures
23 Converted MPI data structures to C++ object
24 Made ImageFile directly inherit from Array2dFile
28 Portable IF (image file) format implemented with objects (SDF removed)
29 - Now all data files are cross-platform compatible
30 Converted from MPI to MPI++
31 Converted backprojection to object-oriented
32 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
35 Simpilifed endian handling
38 Added support for 64-bit (IA64) CPU
39 Removed broken B-spline interpolation
40 Added support for cygwin platform under Windows 2000
41 Added support for 16-bit PNG graphics
44 Added compile-time configuration of endian order
47 Modified the raysum file format to be platform independent
50 Added Microsoft VC compatibility
51 Cleaned up compilation warnings in libgraph
54 Continued conversion to ANSI C
55 Removed old CRT routines
58 Renamed pictures to phantoms, objects to phantom elements
59 Continued code cleanup
62 More code cleanup with reorganizing libraries
63 Added --log and --exp to sdf-1
64 Allowed negative numbers for window levels in CGI interface
67 Continued code cleanup
71 Better documented, coded raysum in-memory on on-disk options
74 Cleaned out library that wasn't being used by CTSim
75 Modified ctsim.cgi to read in configuration file ctsim.conf
78 First open source distribution for GNU/Linux
81 Converted to GNU/Linux
82 added MPI support via LAM library
85 Developed under MS-DOS and IBM EGA graphics