1 2.5.1 - Released 12/30/00
4 * Added plotting of rows & columns to ctsim
5 * Updated if2 to output plot files
6 * Added y-axis scaling to plotting in ctsim
7 * Reworked statistics to share between imagefile and plotfile class
8 * Fixed scaling bug in rasterizing Phantom with nsample > 2
11 First Microsoft Windows GUI version
12 Modifications for Microsoft Visual C++ compilation.
13 Improved pjinfo to output binary headers and view data, useful
14 when manually compiling phantoms that vary during projection
15 process. Thanks to Ian Kay for idea and code submission.
16 Improved sorting to find median in ImageFile::statistics
17 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
18 Changed reconstruction dialog to fix onto smaller screens
19 Fixed display of plotting in Projection views
20 Improved animation displays for Projections and Reconstructions
21 Changed code to explicitly use std:: namespace rather than
22 "namespace using std" statements
23 Fixed reconstruction scaling bug introduced in 2.0.6
24 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
27 Fixed minor compilation problem with procsignal.h
29 Fixed bug when simulating projections and Trace == CONSOLE
30 Fixed scaling bug when performing redundant rotations around object
33 Improved compilation on RedHat 7
34 Changed some of ANSI C header files to C++ header files
35 Removed README.RedHat7
38 Added documentation for --geometry setting
39 Added README.RedHat7 document
42 Fixed bug in generation of binary PGM files
43 Fixed MPI compilation bug in phm2pj.cpp
44 Inverted y-axis output for pj2if (bug alert from Ian Kay)
47 Additions to man pages (Ian Kay)
48 Fix problem with reading of ASCII phantom files (Ian Kay)
51 Fixed syntax error in fftw configuration
52 Slight modifications to support gcc v2.9.6
55 Version 2.0.0 released!
56 ctsim: Added Window menu to Main frame
57 ctsim: Disabled not support reconstruction method
58 Fixed obscure bug in sys_error
59 Fixed compilation in mingw environment not present
60 Fixed compilation in non-graphical environments
63 ctsim: Added animation of reconstruction
64 ctsim: Added saving of dialog parameters for Projection & Reconstruction
65 ctsim: Added progress dialog for rasterization of phantom
66 ctsim: used setpriority to set lower priority
67 ctsim: fixed pReconstruct not being deleted causing scaling problem
68 ctsim: fixed projection animation dialog buttons
71 ctsim: Added projection graph to animation of projection collection
72 ctsim: Added single stepping to projection collection animation
73 ctsim: improved File/Properties display for projection files
74 ctsim: Added progress dialog for reconstructions
75 ctsim: Added file labels for projection and reconstruction images
76 ctsim: Made File/Properties bring up modal dialogs
77 Added reconstruction for Equilinear and Equiangular geometries
78 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
79 Separated reconstruction into Reconstructor class
80 Fixed center of detector adjustment for even number of detectors
81 Added --enable-static to generate statically linked programs
84 ctsim: Added animation of projection collection processs
85 ctsim: Added Auto Scaling for image windows
86 ctsim: Change menus from "windowing" to "display scaling"
87 Added FieldOfView and FocalLength ratio parameters to projection collection
88 Added FocalLength & FieldOfView fields to projection data files
89 Added Projection collection for Equilinear and Equiangular geometries
90 Changed name of Rowland Phantom to correct name of Shepp-Logan
91 Fixed bug in backprojection selection
94 Added RCS Id strings to executable files
95 Added RPM Spec file for RPM package creation
96 Added loading of ASCII phanthom definitions from files
97 Fixed compilation for non-SGP architectures
98 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
99 Added Filter-Generation option to reconstruction to allow direct or
100 inverse_fourier construction of filters
101 Added median to statistics and to auto-windowing
104 Added line color support to SGP
108 Finished support for dmallocxx library
109 Fixed bug in SignalFilter::convertFilterMethodNameToID()
110 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
111 G2 windows and well as WXWindows.
112 ctsim program: "Create Phantom" now shows phantom object
113 Fixed row-plot bug in if-2
114 Reworked EZPlot's multiple plot operation
117 ctsim program: improved initial size and scroll area for image
119 ctsim program: added rasterization parameters, projections parameters,
120 and reconstruction parameters dialogs
121 Moved char[] static definition from header files to c++ files
122 Completely reorganized option processing in classes to improve
123 expandability and to assist ctsim graphical user interface.
126 ctsim program: Added dialog to set minimum/maximum display levels
127 Started ctsim.tex document file
130 Fixed compiler warnings at -Wall level
131 Began work on CTSim program to be graphical front-end of all functions
132 Moved current src/*.cpp to tools/*.cpp
133 Made CTSim graphical front-end's home to be src/
136 Added highly optimized backprojection method idiff3
137 Moved comparative stats to if-2 program from ifinfo
138 Fixed image display in if2img using G2 library
139 Added column-plot and row-plot options to if-2
140 Added autoselection of analytic/calculated spatial responses to SignalFilter
141 Added frequency-based preinterpolation to SignalFilter and idiff3
142 backprojection method. Currently, this technique is still under
143 development and debugging
144 Moved graphic file writing to ImageFile class from if2img program
147 Cleaned up SignalFilter class
148 Added zeropad option to pjrec
149 Added zeropad options to html and cgi files
150 Added fourier_table and rfttw filter methods
151 Added FFTW routines to use real/half-complex transformations
154 Updated trace level processing
155 Added trace level to SignalFilter
156 Fixed magnitude vs. real output bug in FFT/Fourier filter
159 Fixed const issue with ImageFileArray
160 Fixed Array2dFile::labelsCopy()
161 Added copy constructor and assignment for Array2dFileLabel class
162 Added Timer to if-2.cpp and ifinfo.cpp
163 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
164 Added option processing for filter-method for pjrec to choose
165 between convolution, dft, & fft filtering
166 Fixed format string for EZPlot so axis labels now print
167 Added support for FFTW library
170 Rewrote Array2dFile class to be non-templated
171 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
172 Rewrote Array2dFileLabel class to make members private, added access routines
173 Removed timedate.cpp in favor of standard C library time/date functions
174 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
175 Added signature tag and creation date/time to projection files
178 Standardized string option processing by classes. All classes use character strings
179 to select options rather than numeric constants. Added fail() and failMessage()
180 methods to verify that objects are created correctly by character strings.
181 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
182 Rewrote ImageFile class
183 Started support for dmallocxx library, not finished
184 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
185 Updated ifinfo to show comparative statistics
186 Added printLabels() to Array2dFile class
187 Added printStatistics() to ImageFile class
190 Moved conversion filter name/id to Filter class
191 Moved conversion backprojection name/id to Backproj class
192 Added MPI broadcasting of strings
195 Merged proj_reconstr into class Projections
196 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
197 Code cleanup in projections.cpp
198 Moved conversion of phantom names/id to Phantom class
201 Converted projection files to C++ library with frnetorderstream
202 Converted image files to C++ library with frnetorderstream
203 Converted filter and convolution to object-oriented code
204 Changed default image file to float from double -- Changable in imagefile.h
205 Optimized image file writing on little-endian architectures
206 Updated README and INSTALL
209 Reorganized source files
210 MPI bug fixed to phm2pj.cpp
213 Reorganized include files
214 Fixed const pointers in strfuncs
217 Renamed directories, moved source files, combined source files
218 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
222 Skip versions to make version 2.0 the first fully C++ version
223 Renamed Raysums to Projections throughout files
224 Renamed Detector to Scanner
225 Converted Scanner and Projecions to full object-oriented
228 Converted Phantom and PhantomElements to Object-Oriented
229 Converted Detector to Object-Oriented
232 Improved Integer backprojection method
233 Fixed nearest neighbor to be truly nearest neighbor
234 Made linear interpolation more integer arithmetic -> speed improvement
235 Finished converting all C files to C++
236 Converted all use of malloc/free to C++ new/delete
237 Began object-oriented conversion of Phantom and Projection structures
240 Converted MPI data structures to C++ object
241 Made ImageFile directly inherit from Array2dFile
244 First C++ conversions
245 Portable IF (image file) format implemented with objects (SDF removed)
246 - Now all data files are cross-platform compatible
247 Converted from MPI to MPI++
248 Converted backprojection to object-oriented
249 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
252 Simpilifed endian handling
255 Added support for 64-bit (IA64) CPU
256 Removed broken B-spline interpolation
257 Added support for cygwin platform under Windows 2000
258 Added support for 16-bit PNG graphics
261 Added compile-time configuration of endian order
264 Modified the raysum file format to be platform independent
267 Added Microsoft VC compatibility
268 Cleaned up compilation warnings in libgraph
271 Continued conversion to ANSI C
272 Removed old CRT routines
275 Renamed pictures to phantoms, objects to phantom elements
276 Continued code cleanup
279 More code cleanup with reorganizing libraries
280 Added --log and --exp to sdf-1
281 Allowed negative numbers for window levels in CGI interface
284 Continued code cleanup
288 Better documented, coded raysum in-memory on on-disk options
291 Cleaned out library that wasn't being used by CTSim
292 Modified ctsim.cgi to read in configuration file ctsim.conf
295 First open source distribution for GNU/Linux
298 Converted to GNU/Linux
299 added MPI support via LAM library
302 Developed under MS-DOS and IBM EGA graphics