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