3 * ctsim: Added icons to Frames
5 3.0.0alpha5 - Released 1/12/00
7 * ctsim: Added EZPlotDialog, used by debugging plots in
10 * ctsimtext: Fixed bugs for MSVC and with empty input lines. Fixed
11 bug in parsing command-line parameters.
13 * views.cpp: Fixed bug in copying of labels from images to
16 * syserror.cpp: fixed reporting for fatal errors
18 * projections.cpp: fixed MSVC failure with std:: namespace
20 * procsignal.cpp: fixed bug in equiangular reconstructions
21 for frequency/inverse-fourier filtering
23 3.0.0alpha4 - Released 1/09/01
25 * ctsim: Added reset to full-intensity scale menu item
27 * ctsim: Add conversion of projections to polar plot [Thanks to
28 Ian Kay for reference and math hints in polar bilinear scaling]
30 * ctsim: improve bilinear scaling of image size [Thanks to Ian Kay
33 * ctsim: imagefile labels are now copied to plotfiles
35 * ctsim: Added more analyze menuitems
37 * ctsimtext: First version. All command-line tools are now accessed
38 through this master shell. Has both command-line and interactive
41 * ctsim: Fixed initialization of min/max bug for PlotFiles
43 * ezplot: Cleaned up y-tick label placement
45 * sgp: Added better support for projection/reconstruction animation
47 3.0.0alpha3 - Released 1/02/01
49 * ctsim: Added plotting of histograms
51 * imagefile.cpp: fixed bug in generation of 16-bit PNG images
53 * ezplot.cpp: adjusted xtick label displays for better placement
55 3.0alpha2 - Released 1/02/01
57 * ctsim: All functions of command-line tools are now in graphical ctsim
59 * ctsim: added generation of filter images
61 * ctsim: Added 2-image math functions (mul, add, div, sub)
63 * ctsim: Added export of imagefiles to graphic file formats
65 * ctsim: Added support for scaling imagefiles in new sizes
67 * ctsim: Added ability to save standard phantom definitions as
68 text files suitable for reading.
70 * ctsim: Add labels for image transformations and display of labels
71 when performing properties of images.
73 * processsignal.cpp: Fixed "off by one" bug in
74 shuffleNaturalToFourierOrder when n is even. Moved functions to
77 * imagefile.cpp: Added FFTW library to imagefile processing. Converted
78 image math functions to complex-valued math.
80 * phantom.cpp: Added ability to save phantom files as ASCII text.
82 3.0alpha1 - Released 12/29/00
84 * Added PlotFile class to system, used by if2 and ctsim for row
85 and column plots and comparison plots
87 * ctsim: Added image comparison statistics and image subtraction
89 * ctsim: Added plotting of rows & columns with y-axis scaling
91 * ctsim: Added row and column plot comparisons between two image
94 * ctsim: Added "Process" menu to image file display with math
95 functions. Added 2-dimensional inverse Fourier to math
96 functions. Added support for complex (real/imaginary) images.
98 * mathfuncs.cpp: Reworked statistics algorithm to share between
99 imagefile and plotfile classes.
101 * imagefile.cpp: Fixed scaling bug when rasterizing Phantom with
102 nsamples > 2. Added generic mage math functions, moved from
103 if1.cpp and if2.cpp to imagefile.cpp. Added support complex
106 * array2dfile.cpp: Added code to support complex (real/imaginary)
109 * if1: Updated to handle error conditions, such as sqrt of a
110 negative number. Converted to use new ImageFile math functions.
112 * if2: Updated to output plot files and use new ImageFile class
115 * if1: Updated to use new ImageFile class math functions
117 * ezplot: Reworked to better store colors/linestyles/symbols with
118 individual curves. Improved display of labels and ticks. Updated
119 to use POL class member variable. Updated to more C++ conventions.
121 * pol: converted to C++ class. Extracted HashTable to separate
124 * sgp: Added linestyle settings
127 First Microsoft Windows GUI version
128 Modifications for Microsoft Visual C++ compilation.
129 Improved pjinfo to output binary headers and view data, useful
130 when manually compiling phantoms that vary during projection
131 process. Thanks to Ian Kay for idea and code submission.
132 Improved sorting to find median in ImageFile::statistics
133 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
134 Changed reconstruction dialog to fix onto smaller screens
135 Fixed display of plotting in Projection views
136 Improved animation displays for Projections and Reconstructions
137 Changed code to explicitly use std:: namespace rather than
138 "namespace using std" statements
139 Fixed reconstruction scaling bug introduced in 2.0.6
140 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
143 Fixed minor compilation problem with procsignal.h
145 Fixed bug when simulating projections and Trace == CONSOLE
146 Fixed scaling bug when performing redundant rotations around object
149 Improved compilation on RedHat 7
150 Changed some of ANSI C header files to C++ header files
151 Removed README.RedHat7
154 Added documentation for --geometry setting
155 Added README.RedHat7 document
158 Fixed bug in generation of binary PGM files
159 Fixed MPI compilation bug in phm2pj.cpp
160 Inverted y-axis output for pj2if (bug alert from Ian Kay)
163 Additions to man pages (Ian Kay)
164 Fix problem with reading of ASCII phantom files (Ian Kay)
167 Fixed syntax error in fftw configuration
168 Slight modifications to support gcc v2.9.6
171 Version 2.0.0 released!
172 ctsim: Added Window menu to Main frame
173 ctsim: Disabled not support reconstruction method
174 Fixed obscure bug in sys_error
175 Fixed compilation in mingw environment not present
176 Fixed compilation in non-graphical environments
179 ctsim: Added animation of reconstruction
180 ctsim: Added saving of dialog parameters for Projection & Reconstruction
181 ctsim: Added progress dialog for rasterization of phantom
182 ctsim: used setpriority to set lower priority
183 ctsim: fixed pReconstruct not being deleted causing scaling problem
184 ctsim: fixed projection animation dialog buttons
187 ctsim: Added projection graph to animation of projection collection
188 ctsim: Added single stepping to projection collection animation
189 ctsim: improved File/Properties display for projection files
190 ctsim: Added progress dialog for reconstructions
191 ctsim: Added file labels for projection and reconstruction images
192 ctsim: Made File/Properties bring up modal dialogs
193 Added reconstruction for Equilinear and Equiangular geometries
194 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
195 Separated reconstruction into Reconstructor class
196 Fixed center of detector adjustment for even number of detectors
197 Added --enable-static to generate statically linked programs
200 ctsim: Added animation of projection collection processs
201 ctsim: Added Auto Scaling for image windows
202 ctsim: Change menus from "windowing" to "display scaling"
203 Added FieldOfView and FocalLength ratio parameters to projection collection
204 Added FocalLength & FieldOfView fields to projection data files
205 Added Projection collection for Equilinear and Equiangular geometries
206 Changed name of Rowland Phantom to correct name of Shepp-Logan
207 Fixed bug in backprojection selection
210 Added RCS Id strings to executable files
211 Added RPM Spec file for RPM package creation
212 Added loading of ASCII phanthom definitions from files
213 Fixed compilation for non-SGP architectures
214 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
215 Added Filter-Generation option to reconstruction to allow direct or
216 inverse_fourier construction of filters
217 Added median to statistics and to auto-windowing
220 Added line color support to SGP
224 Finished support for dmallocxx library
225 Fixed bug in SignalFilter::convertFilterMethodNameToID()
226 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
227 G2 windows and well as WXWindows.
228 ctsim program: "Create Phantom" now shows phantom object
229 Fixed row-plot bug in if-2
230 Reworked EZPlot's multiple plot operation
233 ctsim program: improved initial size and scroll area for image
235 ctsim program: added rasterization parameters, projections parameters,
236 and reconstruction parameters dialogs
237 Moved char[] static definition from header files to c++ files
238 Completely reorganized option processing in classes to improve
239 expandability and to assist ctsim graphical user interface.
242 ctsim program: Added dialog to set minimum/maximum display levels
243 Started ctsim.tex document file
246 Fixed compiler warnings at -Wall level
247 Began work on CTSim program to be graphical front-end of all functions
248 Moved current src/*.cpp to tools/*.cpp
249 Made CTSim graphical front-end's home to be src/
252 Added highly optimized backprojection method idiff3
253 Moved comparative stats to if-2 program from ifinfo
254 Fixed image display in if2img using G2 library
255 Added column-plot and row-plot options to if-2
256 Added autoselection of analytic/calculated spatial responses to SignalFilter
257 Added frequency-based preinterpolation to SignalFilter and idiff3
258 backprojection method. Currently, this technique is still under
259 development and debugging
260 Moved graphic file writing to ImageFile class from if2img program
263 Cleaned up SignalFilter class
264 Added zeropad option to pjrec
265 Added zeropad options to html and cgi files
266 Added fourier_table and rfttw filter methods
267 Added FFTW routines to use real/half-complex transformations
270 Updated trace level processing
271 Added trace level to SignalFilter
272 Fixed magnitude vs. real output bug in FFT/Fourier filter
275 Fixed const issue with ImageFileArray
276 Fixed Array2dFile::labelsCopy()
277 Added copy constructor and assignment for Array2dFileLabel class
278 Added Timer to if-2.cpp and ifinfo.cpp
279 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
280 Added option processing for filter-method for pjrec to choose
281 between convolution, dft, & fft filtering
282 Fixed format string for EZPlot so axis labels now print
283 Added support for FFTW library
286 Rewrote Array2dFile class to be non-templated
287 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
288 Rewrote Array2dFileLabel class to make members private, added access routines
289 Removed timedate.cpp in favor of standard C library time/date functions
290 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
291 Added signature tag and creation date/time to projection files
294 Standardized string option processing by classes. All classes use character strings
295 to select options rather than numeric constants. Added fail() and failMessage()
296 methods to verify that objects are created correctly by character strings.
297 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
298 Rewrote ImageFile class
299 Started support for dmallocxx library, not finished
300 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
301 Updated ifinfo to show comparative statistics
302 Added printLabels() to Array2dFile class
303 Added printStatistics() to ImageFile class
306 Moved conversion filter name/id to Filter class
307 Moved conversion backprojection name/id to Backproj class
308 Added MPI broadcasting of strings
311 Merged proj_reconstr into class Projections
312 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
313 Code cleanup in projections.cpp
314 Moved conversion of phantom names/id to Phantom class
317 Converted projection files to C++ library with frnetorderstream
318 Converted image files to C++ library with frnetorderstream
319 Converted filter and convolution to object-oriented code
320 Changed default image file to float from double -- Changable in imagefile.h
321 Optimized image file writing on little-endian architectures
322 Updated README and INSTALL
325 Reorganized source files
326 MPI bug fixed to phm2pj.cpp
329 Reorganized include files
330 Fixed const pointers in strfuncs
333 Renamed directories, moved source files, combined source files
334 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
338 Skip versions to make version 2.0 the first fully C++ version
339 Renamed Raysums to Projections throughout files
340 Renamed Detector to Scanner
341 Converted Scanner and Projecions to full object-oriented
344 Converted Phantom and PhantomElements to Object-Oriented
345 Converted Detector to Object-Oriented
348 Improved Integer backprojection method
349 Fixed nearest neighbor to be truly nearest neighbor
350 Made linear interpolation more integer arithmetic -> speed improvement
351 Finished converting all C files to C++
352 Converted all use of malloc/free to C++ new/delete
353 Began object-oriented conversion of Phantom and Projection structures
356 Converted MPI data structures to C++ object
357 Made ImageFile directly inherit from Array2dFile
360 First C++ conversions
361 Portable IF (image file) format implemented with objects (SDF removed)
362 - Now all data files are cross-platform compatible
363 Converted from MPI to MPI++
364 Converted backprojection to object-oriented
365 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
368 Simpilifed endian handling
371 Added support for 64-bit (IA64) CPU
372 Removed broken B-spline interpolation
373 Added support for cygwin platform under Windows 2000
374 Added support for 16-bit PNG graphics
377 Added compile-time configuration of endian order
380 Modified the raysum file format to be platform independent
383 Added Microsoft VC compatibility
384 Cleaned up compilation warnings in libgraph
387 Continued conversion to ANSI C
388 Removed old CRT routines
391 Renamed pictures to phantoms, objects to phantom elements
392 Continued code cleanup
395 More code cleanup with reorganizing libraries
396 Added --log and --exp to sdf-1
397 Allowed negative numbers for window levels in CGI interface
400 Continued code cleanup
404 Better documented, coded raysum in-memory on on-disk options
407 Cleaned out library that wasn't being used by CTSim
408 Modified ctsim.cgi to read in configuration file ctsim.conf
411 First open source distribution for GNU/Linux
414 Converted to GNU/Linux
415 added MPI support via LAM library
418 Developed under MS-DOS and IBM EGA graphics