2 Modifications for Microsoft Visual C++ compilation
5 Fixed minor compilation problem with procsignal.h
7 Fixed bug when simulating projections and Trace == CONSOLE
8 Fixed scaling bug when performing redundant rotations around object
11 Improved compilation on RedHat 7
12 Changed some of ANSI C header files to C++ header files
13 Removed README.RedHat7
16 Added documentation for --geometry setting
17 Added README.RedHat7 document
20 Fixed bug in generation of binary PGM files
21 Fixed MPI compilation bug in phm2pj.cpp
22 Inverted y-axis output for pj2if (bug alert from Ian Kay)
25 Additions to man pages (Ian Kay)
26 Fix problem with reading of ASCII phantom files (Ian Kay)
29 Fixed syntax error in fftw configuration
30 Slight modifications to support gcc v2.9.6
33 Version 2.0.0 released!
34 ctsim: Added Window menu to Main frame
35 ctsim: Disabled not support reconstruction method
36 Fixed obscure bug in sys_error
37 Fixed compilation in mingw environment not present
38 Fixed compilation in non-graphical environments
41 ctsim: Added animation of reconstruction
42 ctsim: Added saving of dialog parameters for Projection & Reconstruction
43 ctsim: Added progress dialog for rasterization of phantom
44 ctsim: used setpriority to set lower priority
45 ctsim: fixed pReconstruct not being deleted causing scaling problem
46 ctsim: fixed projection animation dialog buttons
49 ctsim: Added projection graph to animation of projection collection
50 ctsim: Added single stepping to projection collection animation
51 ctsim: improved File/Properties display for projection files
52 ctsim: Added progress dialog for reconstructions
53 ctsim: Added file labels for projection and reconstruction images
54 ctsim: Made File/Properties bring up modal dialogs
55 Added reconstruction for Equilinear and Equiangular geometries
56 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
57 Separated reconstruction into Reconstructor class
58 Fixed center of detector adjustment for even number of detectors
59 Added --enable-static to generate statically linked programs
62 ctsim: Added animation of projection collection processs
63 ctsim: Added Auto Scaling for image windows
64 ctsim: Change menus from "windowing" to "display scaling"
65 Added FieldOfView and FocalLength ratio parameters to projection collection
66 Added FocalLength & FieldOfView fields to projection data files
67 Added Projection collection for Equilinear and Equiangular geometries
68 Changed name of Rowland Phantom to correct name of Shepp-Logan
69 Fixed bug in backprojection selection
72 Added RCS Id strings to executable files
73 Added RPM Spec file for RPM package creation
74 Added loading of ASCII phanthom definitions from files
75 Fixed compilation for non-SGP architectures
76 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
77 Added Filter-Generation option to reconstruction to allow direct or
78 inverse_fourier construction of filters
79 Added median to statistics and to auto-windowing
82 Added line color support to SGP
86 Finished support for dmallocxx library
87 Fixed bug in SignalFilter::convertFilterMethodNameToID()
88 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
89 G2 windows and well as WXWindows.
90 ctsim program: "Create Phantom" now shows phantom object
91 Fixed row-plot bug in if-2
92 Reworked EZPlot's multiple plot operation
95 ctsim program: improved initial size and scroll area for image
97 ctsim program: added rasterization parameters, projections parameters,
98 and reconstruction parameters dialogs
99 Moved char[] static definition from header files to c++ files
100 Completely reorganized option processing in classes to improve
101 expandability and to assist ctsim graphical user interface.
104 ctsim program: Added dialog to set minimum/maximum display levels
105 Started ctsim.tex document file
108 Fixed compiler warnings at -Wall level
109 Began work on CTSim program to be graphical front-end of all functions
110 Moved current src/*.cpp to tools/*.cpp
111 Made CTSim graphical front-end's home to be src/
114 Added highly optimized backprojection method idiff3
115 Moved comparative stats to if-2 program from ifinfo
116 Fixed image display in if2img using G2 library
117 Added column-plot and row-plot options to if-2
118 Added autoselection of analytic/calculated spatial responses to SignalFilter
119 Added frequency-based preinterpolation to SignalFilter and idiff3
120 backprojection method. Currently, this technique is still under
121 development and debugging
122 Moved graphic file writing to ImageFile class from if2img program
125 Cleaned up SignalFilter class
126 Added zeropad option to pjrec
127 Added zeropad options to html and cgi files
128 Added fourier_table and rfttw filter methods
129 Added FFTW routines to use real/half-complex transformations
132 Updated trace level processing
133 Added trace level to SignalFilter
134 Fixed magnitude vs. real output bug in FFT/Fourier filter
137 Fixed const issue with ImageFileArray
138 Fixed Array2dFile::labelsCopy()
139 Added copy constructor and assignment for Array2dFileLabel class
140 Added Timer to if-2.cpp and ifinfo.cpp
141 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
142 Added option processing for filter-method for pjrec to choose
143 between convolution, dft, & fft filtering
144 Fixed format string for EZPlot so axis labels now print
145 Added support for FFTW library
148 Rewrote Array2dFile class to be non-templated
149 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
150 Rewrote Array2dFileLabel class to make members private, added access routines
151 Removed timedate.cpp in favor of standard C library time/date functions
152 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
153 Added signature tag and creation date/time to projection files
156 Standardized string option processing by classes. All classes use character strings
157 to select options rather than numeric constants. Added fail() and failMessage()
158 methods to verify that objects are created correctly by character strings.
159 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
160 Rewrote ImageFile class
161 Started support for dmallocxx library, not finished
162 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
163 Updated ifinfo to show comparative statistics
164 Added printLabels() to Array2dFile class
165 Added printStatistics() to ImageFile class
168 Moved conversion filter name/id to Filter class
169 Moved conversion backprojection name/id to Backproj class
170 Added MPI broadcasting of strings
173 Merged proj_reconstr into class Projections
174 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
175 Code cleanup in projections.cpp
176 Moved conversion of phantom names/id to Phantom class
179 Converted projection files to C++ library with frnetorderstream
180 Converted image files to C++ library with frnetorderstream
181 Converted filter and convolution to object-oriented code
182 Changed default image file to float from double -- Changable in imagefile.h
183 Optimized image file writing on little-endian architectures
184 Updated README and INSTALL
187 Reorganized source files
188 MPI bug fixed to phm2pj.cpp
191 Reorganized include files
192 Fixed const pointers in strfuncs
195 Renamed directories, moved source files, combined source files
196 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
200 Skip versions to make version 2.0 the first fully C++ version
201 Renamed Raysums to Projections throughout files
202 Renamed Detector to Scanner
203 Converted Scanner and Projecions to full object-oriented
206 Converted Phantom and PhantomElements to Object-Oriented
207 Converted Detector to Object-Oriented
210 Improved Integer backprojection method
211 Fixed nearest neighbor to be truly nearest neighbor
212 Made linear interpolation more integer arithmetic -> speed improvement
213 Finished converting all C files to C++
214 Converted all use of malloc/free to C++ new/delete
215 Began object-oriented conversion of Phantom and Projection structures
218 Converted MPI data structures to C++ object
219 Made ImageFile directly inherit from Array2dFile
222 First C++ conversions
223 Portable IF (image file) format implemented with objects (SDF removed)
224 - Now all data files are cross-platform compatible
225 Converted from MPI to MPI++
226 Converted backprojection to object-oriented
227 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
230 Simpilifed endian handling
233 Added support for 64-bit (IA64) CPU
234 Removed broken B-spline interpolation
235 Added support for cygwin platform under Windows 2000
236 Added support for 16-bit PNG graphics
239 Added compile-time configuration of endian order
242 Modified the raysum file format to be platform independent
245 Added Microsoft VC compatibility
246 Cleaned up compilation warnings in libgraph
249 Continued conversion to ANSI C
250 Removed old CRT routines
253 Renamed pictures to phantoms, objects to phantom elements
254 Continued code cleanup
257 More code cleanup with reorganizing libraries
258 Added --log and --exp to sdf-1
259 Allowed negative numbers for window levels in CGI interface
262 Continued code cleanup
266 Better documented, coded raysum in-memory on on-disk options
269 Cleaned out library that wasn't being used by CTSim
270 Modified ctsim.cgi to read in configuration file ctsim.conf
273 First open source distribution for GNU/Linux
276 Converted to GNU/Linux
277 added MPI support via LAM library
280 Developed under MS-DOS and IBM EGA graphics