4 Add help button onto dialog's for reconstruction & projections.
5 Consider use of wxWindows help file classes.
7 Consider changing POL to to read tag tokens.
9 Consider being able to write Phantom files as text and view as
12 3.0alpha1 - Released 12/30/00
14 * Added PlotFile class to system, used by if2 and ctsim for row
15 and column plots and comparison plots
17 * ctsim: Added image comparison statistics and image subtraction
19 * ctsim: Added plotting of rows & columns with y-axis scaling
21 * ctsim: Added row and column plot comparisons between two image
24 * mathfuncs.cpp: Reworked statistics algorithm to share between
25 imagefile and plotfile classes.
27 * imagefile.cpp: Fixed scaling bug when rasterizing Phantom with
28 nsamples > 2. Added generic mage math functions, moved from
29 if1.cpp and if2.cpp to imagefile.cpp
31 * if1: Updated to handle error conditions, such as sqrt of a
34 * if2: Updated to output plot files and use new ImageFile class
37 * if1: Updated to use new ImageFile class math functions
39 * ezplot: Reworked to better store colors/linestyles/symbols with
40 individual curves. Improved display of labels and ticks. Updated
41 to use POL class member variable. Updated to more C++ conventions.
43 * pol: converted to C++ class
45 * sgp: Added linestyle settings
48 First Microsoft Windows GUI version
49 Modifications for Microsoft Visual C++ compilation.
50 Improved pjinfo to output binary headers and view data, useful
51 when manually compiling phantoms that vary during projection
52 process. Thanks to Ian Kay for idea and code submission.
53 Improved sorting to find median in ImageFile::statistics
54 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
55 Changed reconstruction dialog to fix onto smaller screens
56 Fixed display of plotting in Projection views
57 Improved animation displays for Projections and Reconstructions
58 Changed code to explicitly use std:: namespace rather than
59 "namespace using std" statements
60 Fixed reconstruction scaling bug introduced in 2.0.6
61 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
64 Fixed minor compilation problem with procsignal.h
66 Fixed bug when simulating projections and Trace == CONSOLE
67 Fixed scaling bug when performing redundant rotations around object
70 Improved compilation on RedHat 7
71 Changed some of ANSI C header files to C++ header files
72 Removed README.RedHat7
75 Added documentation for --geometry setting
76 Added README.RedHat7 document
79 Fixed bug in generation of binary PGM files
80 Fixed MPI compilation bug in phm2pj.cpp
81 Inverted y-axis output for pj2if (bug alert from Ian Kay)
84 Additions to man pages (Ian Kay)
85 Fix problem with reading of ASCII phantom files (Ian Kay)
88 Fixed syntax error in fftw configuration
89 Slight modifications to support gcc v2.9.6
92 Version 2.0.0 released!
93 ctsim: Added Window menu to Main frame
94 ctsim: Disabled not support reconstruction method
95 Fixed obscure bug in sys_error
96 Fixed compilation in mingw environment not present
97 Fixed compilation in non-graphical environments
100 ctsim: Added animation of reconstruction
101 ctsim: Added saving of dialog parameters for Projection & Reconstruction
102 ctsim: Added progress dialog for rasterization of phantom
103 ctsim: used setpriority to set lower priority
104 ctsim: fixed pReconstruct not being deleted causing scaling problem
105 ctsim: fixed projection animation dialog buttons
108 ctsim: Added projection graph to animation of projection collection
109 ctsim: Added single stepping to projection collection animation
110 ctsim: improved File/Properties display for projection files
111 ctsim: Added progress dialog for reconstructions
112 ctsim: Added file labels for projection and reconstruction images
113 ctsim: Made File/Properties bring up modal dialogs
114 Added reconstruction for Equilinear and Equiangular geometries
115 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
116 Separated reconstruction into Reconstructor class
117 Fixed center of detector adjustment for even number of detectors
118 Added --enable-static to generate statically linked programs
121 ctsim: Added animation of projection collection processs
122 ctsim: Added Auto Scaling for image windows
123 ctsim: Change menus from "windowing" to "display scaling"
124 Added FieldOfView and FocalLength ratio parameters to projection collection
125 Added FocalLength & FieldOfView fields to projection data files
126 Added Projection collection for Equilinear and Equiangular geometries
127 Changed name of Rowland Phantom to correct name of Shepp-Logan
128 Fixed bug in backprojection selection
131 Added RCS Id strings to executable files
132 Added RPM Spec file for RPM package creation
133 Added loading of ASCII phanthom definitions from files
134 Fixed compilation for non-SGP architectures
135 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
136 Added Filter-Generation option to reconstruction to allow direct or
137 inverse_fourier construction of filters
138 Added median to statistics and to auto-windowing
141 Added line color support to SGP
145 Finished support for dmallocxx library
146 Fixed bug in SignalFilter::convertFilterMethodNameToID()
147 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
148 G2 windows and well as WXWindows.
149 ctsim program: "Create Phantom" now shows phantom object
150 Fixed row-plot bug in if-2
151 Reworked EZPlot's multiple plot operation
154 ctsim program: improved initial size and scroll area for image
156 ctsim program: added rasterization parameters, projections parameters,
157 and reconstruction parameters dialogs
158 Moved char[] static definition from header files to c++ files
159 Completely reorganized option processing in classes to improve
160 expandability and to assist ctsim graphical user interface.
163 ctsim program: Added dialog to set minimum/maximum display levels
164 Started ctsim.tex document file
167 Fixed compiler warnings at -Wall level
168 Began work on CTSim program to be graphical front-end of all functions
169 Moved current src/*.cpp to tools/*.cpp
170 Made CTSim graphical front-end's home to be src/
173 Added highly optimized backprojection method idiff3
174 Moved comparative stats to if-2 program from ifinfo
175 Fixed image display in if2img using G2 library
176 Added column-plot and row-plot options to if-2
177 Added autoselection of analytic/calculated spatial responses to SignalFilter
178 Added frequency-based preinterpolation to SignalFilter and idiff3
179 backprojection method. Currently, this technique is still under
180 development and debugging
181 Moved graphic file writing to ImageFile class from if2img program
184 Cleaned up SignalFilter class
185 Added zeropad option to pjrec
186 Added zeropad options to html and cgi files
187 Added fourier_table and rfttw filter methods
188 Added FFTW routines to use real/half-complex transformations
191 Updated trace level processing
192 Added trace level to SignalFilter
193 Fixed magnitude vs. real output bug in FFT/Fourier filter
196 Fixed const issue with ImageFileArray
197 Fixed Array2dFile::labelsCopy()
198 Added copy constructor and assignment for Array2dFileLabel class
199 Added Timer to if-2.cpp and ifinfo.cpp
200 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
201 Added option processing for filter-method for pjrec to choose
202 between convolution, dft, & fft filtering
203 Fixed format string for EZPlot so axis labels now print
204 Added support for FFTW library
207 Rewrote Array2dFile class to be non-templated
208 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
209 Rewrote Array2dFileLabel class to make members private, added access routines
210 Removed timedate.cpp in favor of standard C library time/date functions
211 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
212 Added signature tag and creation date/time to projection files
215 Standardized string option processing by classes. All classes use character strings
216 to select options rather than numeric constants. Added fail() and failMessage()
217 methods to verify that objects are created correctly by character strings.
218 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
219 Rewrote ImageFile class
220 Started support for dmallocxx library, not finished
221 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
222 Updated ifinfo to show comparative statistics
223 Added printLabels() to Array2dFile class
224 Added printStatistics() to ImageFile class
227 Moved conversion filter name/id to Filter class
228 Moved conversion backprojection name/id to Backproj class
229 Added MPI broadcasting of strings
232 Merged proj_reconstr into class Projections
233 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
234 Code cleanup in projections.cpp
235 Moved conversion of phantom names/id to Phantom class
238 Converted projection files to C++ library with frnetorderstream
239 Converted image files to C++ library with frnetorderstream
240 Converted filter and convolution to object-oriented code
241 Changed default image file to float from double -- Changable in imagefile.h
242 Optimized image file writing on little-endian architectures
243 Updated README and INSTALL
246 Reorganized source files
247 MPI bug fixed to phm2pj.cpp
250 Reorganized include files
251 Fixed const pointers in strfuncs
254 Renamed directories, moved source files, combined source files
255 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
259 Skip versions to make version 2.0 the first fully C++ version
260 Renamed Raysums to Projections throughout files
261 Renamed Detector to Scanner
262 Converted Scanner and Projecions to full object-oriented
265 Converted Phantom and PhantomElements to Object-Oriented
266 Converted Detector to Object-Oriented
269 Improved Integer backprojection method
270 Fixed nearest neighbor to be truly nearest neighbor
271 Made linear interpolation more integer arithmetic -> speed improvement
272 Finished converting all C files to C++
273 Converted all use of malloc/free to C++ new/delete
274 Began object-oriented conversion of Phantom and Projection structures
277 Converted MPI data structures to C++ object
278 Made ImageFile directly inherit from Array2dFile
281 First C++ conversions
282 Portable IF (image file) format implemented with objects (SDF removed)
283 - Now all data files are cross-platform compatible
284 Converted from MPI to MPI++
285 Converted backprojection to object-oriented
286 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
289 Simpilifed endian handling
292 Added support for 64-bit (IA64) CPU
293 Removed broken B-spline interpolation
294 Added support for cygwin platform under Windows 2000
295 Added support for 16-bit PNG graphics
298 Added compile-time configuration of endian order
301 Modified the raysum file format to be platform independent
304 Added Microsoft VC compatibility
305 Cleaned up compilation warnings in libgraph
308 Continued conversion to ANSI C
309 Removed old CRT routines
312 Renamed pictures to phantoms, objects to phantom elements
313 Continued code cleanup
316 More code cleanup with reorganizing libraries
317 Added --log and --exp to sdf-1
318 Allowed negative numbers for window levels in CGI interface
321 Continued code cleanup
325 Better documented, coded raysum in-memory on on-disk options
328 Cleaned out library that wasn't being used by CTSim
329 Modified ctsim.cgi to read in configuration file ctsim.conf
332 First open source distribution for GNU/Linux
335 Converted to GNU/Linux
336 added MPI support via LAM library
339 Developed under MS-DOS and IBM EGA graphics