3 * ctsimtext: Fixed bugs for MSVC and with empty input lines
5 * syserror.cpp: fixed reporting for fatal errors
7 * projections.cpp: fixed MSVC failure with std:: namespace
9 3.0.0alpha4 - Released 1/09/01
11 * ctsim: Added reset to full-intensity scale menu item
13 * ctsim: Add conversion of projections to polar plot [Thanks to
14 Ian Kay for reference and math hints in polar bilinear scaling]
16 * ctsim: improve bilinear scaling of image size [Thanks to Ian Kay
19 * ctsim: imagefile labels are now copied to plotfiles
21 * ctsim: Added more analyze menuitems
23 * ctsimtext: First version. All command-line tools are now accessed
24 through this master shell. Has both command-line and interactive
27 * ctsim: Fixed initialization of min/max bug for PlotFiles
29 * ezplot: Cleaned up y-tick label placement
31 * sgp: Added better support for projection/reconstruction animation
33 3.0.0alpha3 - Released 1/02/01
35 * ctsim: Added plotting of histograms
37 * imagefile.cpp: fixed bug in generation of 16-bit PNG images
39 * ezplot.cpp: adjusted xtick label displays for better placement
41 3.0alpha2 - Released 1/02/01
43 * ctsim: All functions of command-line tools are now in graphical ctsim
45 * ctsim: added generation of filter images
47 * ctsim: Added 2-image math functions (mul, add, div, sub)
49 * ctsim: Added export of imagefiles to graphic file formats
51 * ctsim: Added support for scaling imagefiles in new sizes
53 * ctsim: Added ability to save standard phantom definitions as
54 text files suitable for reading.
56 * ctsim: Add labels for image transformations and display of labels
57 when performing properties of images.
59 * processsignal.cpp: Fixed "off by one" bug in
60 shuffleNaturalToFourierOrder when n is even. Moved functions to
63 * imagefile.cpp: Added FFTW library to imagefile processing. Converted
64 image math functions to complex-valued math.
66 * phantom.cpp: Added ability to save phantom files as ASCII text.
68 3.0alpha1 - Released 12/29/00
70 * Added PlotFile class to system, used by if2 and ctsim for row
71 and column plots and comparison plots
73 * ctsim: Added image comparison statistics and image subtraction
75 * ctsim: Added plotting of rows & columns with y-axis scaling
77 * ctsim: Added row and column plot comparisons between two image
80 * ctsim: Added "Process" menu to image file display with math
81 functions. Added 2-dimensional inverse Fourier to math
82 functions. Added support for complex (real/imaginary) images.
84 * mathfuncs.cpp: Reworked statistics algorithm to share between
85 imagefile and plotfile classes.
87 * imagefile.cpp: Fixed scaling bug when rasterizing Phantom with
88 nsamples > 2. Added generic mage math functions, moved from
89 if1.cpp and if2.cpp to imagefile.cpp. Added support complex
92 * array2dfile.cpp: Added code to support complex (real/imaginary)
95 * if1: Updated to handle error conditions, such as sqrt of a
96 negative number. Converted to use new ImageFile math functions.
98 * if2: Updated to output plot files and use new ImageFile class
101 * if1: Updated to use new ImageFile class math functions
103 * ezplot: Reworked to better store colors/linestyles/symbols with
104 individual curves. Improved display of labels and ticks. Updated
105 to use POL class member variable. Updated to more C++ conventions.
107 * pol: converted to C++ class. Extracted HashTable to separate
110 * sgp: Added linestyle settings
113 First Microsoft Windows GUI version
114 Modifications for Microsoft Visual C++ compilation.
115 Improved pjinfo to output binary headers and view data, useful
116 when manually compiling phantoms that vary during projection
117 process. Thanks to Ian Kay for idea and code submission.
118 Improved sorting to find median in ImageFile::statistics
119 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
120 Changed reconstruction dialog to fix onto smaller screens
121 Fixed display of plotting in Projection views
122 Improved animation displays for Projections and Reconstructions
123 Changed code to explicitly use std:: namespace rather than
124 "namespace using std" statements
125 Fixed reconstruction scaling bug introduced in 2.0.6
126 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
129 Fixed minor compilation problem with procsignal.h
131 Fixed bug when simulating projections and Trace == CONSOLE
132 Fixed scaling bug when performing redundant rotations around object
135 Improved compilation on RedHat 7
136 Changed some of ANSI C header files to C++ header files
137 Removed README.RedHat7
140 Added documentation for --geometry setting
141 Added README.RedHat7 document
144 Fixed bug in generation of binary PGM files
145 Fixed MPI compilation bug in phm2pj.cpp
146 Inverted y-axis output for pj2if (bug alert from Ian Kay)
149 Additions to man pages (Ian Kay)
150 Fix problem with reading of ASCII phantom files (Ian Kay)
153 Fixed syntax error in fftw configuration
154 Slight modifications to support gcc v2.9.6
157 Version 2.0.0 released!
158 ctsim: Added Window menu to Main frame
159 ctsim: Disabled not support reconstruction method
160 Fixed obscure bug in sys_error
161 Fixed compilation in mingw environment not present
162 Fixed compilation in non-graphical environments
165 ctsim: Added animation of reconstruction
166 ctsim: Added saving of dialog parameters for Projection & Reconstruction
167 ctsim: Added progress dialog for rasterization of phantom
168 ctsim: used setpriority to set lower priority
169 ctsim: fixed pReconstruct not being deleted causing scaling problem
170 ctsim: fixed projection animation dialog buttons
173 ctsim: Added projection graph to animation of projection collection
174 ctsim: Added single stepping to projection collection animation
175 ctsim: improved File/Properties display for projection files
176 ctsim: Added progress dialog for reconstructions
177 ctsim: Added file labels for projection and reconstruction images
178 ctsim: Made File/Properties bring up modal dialogs
179 Added reconstruction for Equilinear and Equiangular geometries
180 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
181 Separated reconstruction into Reconstructor class
182 Fixed center of detector adjustment for even number of detectors
183 Added --enable-static to generate statically linked programs
186 ctsim: Added animation of projection collection processs
187 ctsim: Added Auto Scaling for image windows
188 ctsim: Change menus from "windowing" to "display scaling"
189 Added FieldOfView and FocalLength ratio parameters to projection collection
190 Added FocalLength & FieldOfView fields to projection data files
191 Added Projection collection for Equilinear and Equiangular geometries
192 Changed name of Rowland Phantom to correct name of Shepp-Logan
193 Fixed bug in backprojection selection
196 Added RCS Id strings to executable files
197 Added RPM Spec file for RPM package creation
198 Added loading of ASCII phanthom definitions from files
199 Fixed compilation for non-SGP architectures
200 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
201 Added Filter-Generation option to reconstruction to allow direct or
202 inverse_fourier construction of filters
203 Added median to statistics and to auto-windowing
206 Added line color support to SGP
210 Finished support for dmallocxx library
211 Fixed bug in SignalFilter::convertFilterMethodNameToID()
212 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
213 G2 windows and well as WXWindows.
214 ctsim program: "Create Phantom" now shows phantom object
215 Fixed row-plot bug in if-2
216 Reworked EZPlot's multiple plot operation
219 ctsim program: improved initial size and scroll area for image
221 ctsim program: added rasterization parameters, projections parameters,
222 and reconstruction parameters dialogs
223 Moved char[] static definition from header files to c++ files
224 Completely reorganized option processing in classes to improve
225 expandability and to assist ctsim graphical user interface.
228 ctsim program: Added dialog to set minimum/maximum display levels
229 Started ctsim.tex document file
232 Fixed compiler warnings at -Wall level
233 Began work on CTSim program to be graphical front-end of all functions
234 Moved current src/*.cpp to tools/*.cpp
235 Made CTSim graphical front-end's home to be src/
238 Added highly optimized backprojection method idiff3
239 Moved comparative stats to if-2 program from ifinfo
240 Fixed image display in if2img using G2 library
241 Added column-plot and row-plot options to if-2
242 Added autoselection of analytic/calculated spatial responses to SignalFilter
243 Added frequency-based preinterpolation to SignalFilter and idiff3
244 backprojection method. Currently, this technique is still under
245 development and debugging
246 Moved graphic file writing to ImageFile class from if2img program
249 Cleaned up SignalFilter class
250 Added zeropad option to pjrec
251 Added zeropad options to html and cgi files
252 Added fourier_table and rfttw filter methods
253 Added FFTW routines to use real/half-complex transformations
256 Updated trace level processing
257 Added trace level to SignalFilter
258 Fixed magnitude vs. real output bug in FFT/Fourier filter
261 Fixed const issue with ImageFileArray
262 Fixed Array2dFile::labelsCopy()
263 Added copy constructor and assignment for Array2dFileLabel class
264 Added Timer to if-2.cpp and ifinfo.cpp
265 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
266 Added option processing for filter-method for pjrec to choose
267 between convolution, dft, & fft filtering
268 Fixed format string for EZPlot so axis labels now print
269 Added support for FFTW library
272 Rewrote Array2dFile class to be non-templated
273 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
274 Rewrote Array2dFileLabel class to make members private, added access routines
275 Removed timedate.cpp in favor of standard C library time/date functions
276 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
277 Added signature tag and creation date/time to projection files
280 Standardized string option processing by classes. All classes use character strings
281 to select options rather than numeric constants. Added fail() and failMessage()
282 methods to verify that objects are created correctly by character strings.
283 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
284 Rewrote ImageFile class
285 Started support for dmallocxx library, not finished
286 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
287 Updated ifinfo to show comparative statistics
288 Added printLabels() to Array2dFile class
289 Added printStatistics() to ImageFile class
292 Moved conversion filter name/id to Filter class
293 Moved conversion backprojection name/id to Backproj class
294 Added MPI broadcasting of strings
297 Merged proj_reconstr into class Projections
298 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
299 Code cleanup in projections.cpp
300 Moved conversion of phantom names/id to Phantom class
303 Converted projection files to C++ library with frnetorderstream
304 Converted image files to C++ library with frnetorderstream
305 Converted filter and convolution to object-oriented code
306 Changed default image file to float from double -- Changable in imagefile.h
307 Optimized image file writing on little-endian architectures
308 Updated README and INSTALL
311 Reorganized source files
312 MPI bug fixed to phm2pj.cpp
315 Reorganized include files
316 Fixed const pointers in strfuncs
319 Renamed directories, moved source files, combined source files
320 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
324 Skip versions to make version 2.0 the first fully C++ version
325 Renamed Raysums to Projections throughout files
326 Renamed Detector to Scanner
327 Converted Scanner and Projecions to full object-oriented
330 Converted Phantom and PhantomElements to Object-Oriented
331 Converted Detector to Object-Oriented
334 Improved Integer backprojection method
335 Fixed nearest neighbor to be truly nearest neighbor
336 Made linear interpolation more integer arithmetic -> speed improvement
337 Finished converting all C files to C++
338 Converted all use of malloc/free to C++ new/delete
339 Began object-oriented conversion of Phantom and Projection structures
342 Converted MPI data structures to C++ object
343 Made ImageFile directly inherit from Array2dFile
346 First C++ conversions
347 Portable IF (image file) format implemented with objects (SDF removed)
348 - Now all data files are cross-platform compatible
349 Converted from MPI to MPI++
350 Converted backprojection to object-oriented
351 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
354 Simpilifed endian handling
357 Added support for 64-bit (IA64) CPU
358 Removed broken B-spline interpolation
359 Added support for cygwin platform under Windows 2000
360 Added support for 16-bit PNG graphics
363 Added compile-time configuration of endian order
366 Modified the raysum file format to be platform independent
369 Added Microsoft VC compatibility
370 Cleaned up compilation warnings in libgraph
373 Continued conversion to ANSI C
374 Removed old CRT routines
377 Renamed pictures to phantoms, objects to phantom elements
378 Continued code cleanup
381 More code cleanup with reorganizing libraries
382 Added --log and --exp to sdf-1
383 Allowed negative numbers for window levels in CGI interface
386 Continued code cleanup
390 Better documented, coded raysum in-memory on on-disk options
393 Cleaned out library that wasn't being used by CTSim
394 Modified ctsim.cgi to read in configuration file ctsim.conf
397 First open source distribution for GNU/Linux
400 Converted to GNU/Linux
401 added MPI support via LAM library
404 Developed under MS-DOS and IBM EGA graphics