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