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