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