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