2 Added line color support to SGP
6 Finished support for dmallocxx library
7 Fixed bug in SignalFilter::convertFilterMethodNameToID()
8 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
9 G2 windows and well as WXWindows.
10 ctsim program: "Create Phantom" now shows phantom object
11 Fixed row-plot bug in if-2
12 Reworked EZPlot's multiple plot operation
15 ctsim program: improved initial size and scroll area for image
17 ctsim program: added rasterization parameters, projections parameters,
18 and reconstruction parameters dialogs
19 Moved char[] static definition from header files to c++ files
20 Completely reorganized option processing in classes to improve
21 expandability and to assist ctsim graphical user interface.
24 ctsim program: Added dialog to set minimum/maximum display levels
25 Started ctsim.tex document file
28 Fixed compiler warnings at -Wall level
29 Began work on CTSim program to be graphical front-end of all functions
30 Moved current src/*.cpp to tools/*.cpp
31 Made CTSim graphical front-end's home to be src/
34 Added highly optimized backprojection method idiff3
35 Moved comparative stats to if-2 program from ifinfo
36 Fixed image display in if2img using G2 library
37 Added column-plot and row-plot options to if-2
38 Added autoselection of analytic/calculated spatial responses to SignalFilter
39 Added frequency-based preinterpolation to SignalFilter and idiff3
40 backprojection method. Currently, this technique is still under
41 development and debugging
42 Moved graphic file writing to ImageFile class from if2img program
45 Cleaned up SignalFilter class
46 Added zeropad option to pjrec
47 Added zeropad options to html and cgi files
48 Added fourier_table and rfttw filter methods
49 Added FFTW routines to use real/half-complex transformations
52 Updated trace level processing
53 Added trace level to SignalFilter
54 Fixed magnitude vs. real output bug in FFT/Fourier filter
57 Fixed const issue with ImageFileArray
58 Fixed Array2dFile::labelsCopy()
59 Added copy constructor and assignment for Array2dFileLabel class
60 Added Timer to if-2.cpp and ifinfo.cpp
61 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
62 Added option processing for filter-method for pjrec to choose
63 between convolution, dft, & fft filtering
64 Fixed format string for EZPlot so axis labels now print
65 Added support for FFTW library
68 Rewrote Array2dFile class to be non-templated
69 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
70 Rewrote Array2dFileLabel class to make members private, added access routines
71 Removed timedate.cpp in favor of standard C library time/date functions
72 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
73 Added signature tag and creation date/time to projection files
76 Standardized string option processing by classes. All classes use character strings
77 to select options rather than numeric constants. Added fail() and failMessage()
78 methods to verify that objects are created correctly by character strings.
79 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
80 Rewrote ImageFile class
81 Started support for dmallocxx library, not finished
82 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
83 Updated ifinfo to show comparative statistics
84 Added printLabels() to Array2dFile class
85 Added printStatistics() to ImageFile class
88 Moved conversion filter name/id to Filter class
89 Moved conversion backprojection name/id to Backproj class
90 Added MPI broadcasting of strings
93 Merged proj_reconstr into class Projections
94 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
95 Code cleanup in projections.cpp
96 Moved conversion of phantom names/id to Phantom class
99 Converted projection files to C++ library with frnetorderstream
100 Converted image files to C++ library with frnetorderstream
101 Converted filter and convolution to object-oriented code
102 Changed default image file to float from double -- Changable in imagefile.h
103 Optimized image file writing on little-endian architectures
104 Updated README and INSTALL
107 Reorganized source files
108 MPI bug fixed to phm2pj.cpp
111 Reorganized include files
112 Fixed const pointers in strfuncs
115 Renamed directories, moved source files, combined source files
116 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
120 Skip versions to make version 2.0 the first fully C++ version
121 Renamed Raysums to Projections throughout files
122 Renamed Detector to Scanner
123 Converted Scanner and Projecions to full object-oriented
126 Converted Phantom and PhantomElements to Object-Oriented
127 Converted Detector to Object-Oriented
130 Improved Integer backprojection method
131 Fixed nearest neighbor to be truly nearest neighbor
132 Made linear interpolation more integer arithmetic -> speed improvement
133 Finished converting all C files to C++
134 Converted all use of malloc/free to C++ new/delete
135 Began object-oriented conversion of Phantom and Projection structures
138 Converted MPI data structures to C++ object
139 Made ImageFile directly inherit from Array2dFile
142 First C++ conversions
143 Portable IF (image file) format implemented with objects (SDF removed)
144 - Now all data files are cross-platform compatible
145 Converted from MPI to MPI++
146 Converted backprojection to object-oriented
147 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
150 Simpilifed endian handling
153 Added support for 64-bit (IA64) CPU
154 Removed broken B-spline interpolation
155 Added support for cygwin platform under Windows 2000
156 Added support for 16-bit PNG graphics
159 Added compile-time configuration of endian order
162 Modified the raysum file format to be platform independent
165 Added Microsoft VC compatibility
166 Cleaned up compilation warnings in libgraph
169 Continued conversion to ANSI C
170 Removed old CRT routines
173 Renamed pictures to phantoms, objects to phantom elements
174 Continued code cleanup
177 More code cleanup with reorganizing libraries
178 Added --log and --exp to sdf-1
179 Allowed negative numbers for window levels in CGI interface
182 Continued code cleanup
186 Better documented, coded raysum in-memory on on-disk options
189 Cleaned out library that wasn't being used by CTSim
190 Modified ctsim.cgi to read in configuration file ctsim.conf
193 First open source distribution for GNU/Linux
196 Converted to GNU/Linux
197 added MPI support via LAM library
200 Developed under MS-DOS and IBM EGA graphics