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