3 Add to ctsim export of imagefiles to standard graphic formats.
8 * processsignal.cpp: Fixed "off by one" bug in
9 shuffleNaturalToFourierOrder when n is even.
11 * imagefile: Added FFTW library to imagefile processing
13 * ctsim: added generation of filter images
15 3.0alpha1 - Released 12/29/00
17 * Added PlotFile class to system, used by if2 and ctsim for row
18 and column plots and comparison plots
20 * ctsim: Added image comparison statistics and image subtraction
22 * ctsim: Added plotting of rows & columns with y-axis scaling
24 * ctsim: Added row and column plot comparisons between two image
27 * ctsim: Added "Process" menu to image file display with math
28 functions. Added 2-dimensional inverse Fourier to math
29 functions. Added support for complex (real/imaginary) images.
31 * mathfuncs.cpp: Reworked statistics algorithm to share between
32 imagefile and plotfile classes.
34 * imagefile.cpp: Fixed scaling bug when rasterizing Phantom with
35 nsamples > 2. Added generic mage math functions, moved from
36 if1.cpp and if2.cpp to imagefile.cpp. Added support complex
39 * array2dfile.cpp: Added code to support complex (real/imaginary)
42 * if1: Updated to handle error conditions, such as sqrt of a
43 negative number. Converted to use new ImageFile math functions.
45 * if2: Updated to output plot files and use new ImageFile class
48 * if1: Updated to use new ImageFile class math functions
50 * ezplot: Reworked to better store colors/linestyles/symbols with
51 individual curves. Improved display of labels and ticks. Updated
52 to use POL class member variable. Updated to more C++ conventions.
54 * pol: converted to C++ class. Extracted HashTable to separate
57 * sgp: Added linestyle settings
60 First Microsoft Windows GUI version
61 Modifications for Microsoft Visual C++ compilation.
62 Improved pjinfo to output binary headers and view data, useful
63 when manually compiling phantoms that vary during projection
64 process. Thanks to Ian Kay for idea and code submission.
65 Improved sorting to find median in ImageFile::statistics
66 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
67 Changed reconstruction dialog to fix onto smaller screens
68 Fixed display of plotting in Projection views
69 Improved animation displays for Projections and Reconstructions
70 Changed code to explicitly use std:: namespace rather than
71 "namespace using std" statements
72 Fixed reconstruction scaling bug introduced in 2.0.6
73 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
76 Fixed minor compilation problem with procsignal.h
78 Fixed bug when simulating projections and Trace == CONSOLE
79 Fixed scaling bug when performing redundant rotations around object
82 Improved compilation on RedHat 7
83 Changed some of ANSI C header files to C++ header files
84 Removed README.RedHat7
87 Added documentation for --geometry setting
88 Added README.RedHat7 document
91 Fixed bug in generation of binary PGM files
92 Fixed MPI compilation bug in phm2pj.cpp
93 Inverted y-axis output for pj2if (bug alert from Ian Kay)
96 Additions to man pages (Ian Kay)
97 Fix problem with reading of ASCII phantom files (Ian Kay)
100 Fixed syntax error in fftw configuration
101 Slight modifications to support gcc v2.9.6
104 Version 2.0.0 released!
105 ctsim: Added Window menu to Main frame
106 ctsim: Disabled not support reconstruction method
107 Fixed obscure bug in sys_error
108 Fixed compilation in mingw environment not present
109 Fixed compilation in non-graphical environments
112 ctsim: Added animation of reconstruction
113 ctsim: Added saving of dialog parameters for Projection & Reconstruction
114 ctsim: Added progress dialog for rasterization of phantom
115 ctsim: used setpriority to set lower priority
116 ctsim: fixed pReconstruct not being deleted causing scaling problem
117 ctsim: fixed projection animation dialog buttons
120 ctsim: Added projection graph to animation of projection collection
121 ctsim: Added single stepping to projection collection animation
122 ctsim: improved File/Properties display for projection files
123 ctsim: Added progress dialog for reconstructions
124 ctsim: Added file labels for projection and reconstruction images
125 ctsim: Made File/Properties bring up modal dialogs
126 Added reconstruction for Equilinear and Equiangular geometries
127 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
128 Separated reconstruction into Reconstructor class
129 Fixed center of detector adjustment for even number of detectors
130 Added --enable-static to generate statically linked programs
133 ctsim: Added animation of projection collection processs
134 ctsim: Added Auto Scaling for image windows
135 ctsim: Change menus from "windowing" to "display scaling"
136 Added FieldOfView and FocalLength ratio parameters to projection collection
137 Added FocalLength & FieldOfView fields to projection data files
138 Added Projection collection for Equilinear and Equiangular geometries
139 Changed name of Rowland Phantom to correct name of Shepp-Logan
140 Fixed bug in backprojection selection
143 Added RCS Id strings to executable files
144 Added RPM Spec file for RPM package creation
145 Added loading of ASCII phanthom definitions from files
146 Fixed compilation for non-SGP architectures
147 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
148 Added Filter-Generation option to reconstruction to allow direct or
149 inverse_fourier construction of filters
150 Added median to statistics and to auto-windowing
153 Added line color support to SGP
157 Finished support for dmallocxx library
158 Fixed bug in SignalFilter::convertFilterMethodNameToID()
159 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
160 G2 windows and well as WXWindows.
161 ctsim program: "Create Phantom" now shows phantom object
162 Fixed row-plot bug in if-2
163 Reworked EZPlot's multiple plot operation
166 ctsim program: improved initial size and scroll area for image
168 ctsim program: added rasterization parameters, projections parameters,
169 and reconstruction parameters dialogs
170 Moved char[] static definition from header files to c++ files
171 Completely reorganized option processing in classes to improve
172 expandability and to assist ctsim graphical user interface.
175 ctsim program: Added dialog to set minimum/maximum display levels
176 Started ctsim.tex document file
179 Fixed compiler warnings at -Wall level
180 Began work on CTSim program to be graphical front-end of all functions
181 Moved current src/*.cpp to tools/*.cpp
182 Made CTSim graphical front-end's home to be src/
185 Added highly optimized backprojection method idiff3
186 Moved comparative stats to if-2 program from ifinfo
187 Fixed image display in if2img using G2 library
188 Added column-plot and row-plot options to if-2
189 Added autoselection of analytic/calculated spatial responses to SignalFilter
190 Added frequency-based preinterpolation to SignalFilter and idiff3
191 backprojection method. Currently, this technique is still under
192 development and debugging
193 Moved graphic file writing to ImageFile class from if2img program
196 Cleaned up SignalFilter class
197 Added zeropad option to pjrec
198 Added zeropad options to html and cgi files
199 Added fourier_table and rfttw filter methods
200 Added FFTW routines to use real/half-complex transformations
203 Updated trace level processing
204 Added trace level to SignalFilter
205 Fixed magnitude vs. real output bug in FFT/Fourier filter
208 Fixed const issue with ImageFileArray
209 Fixed Array2dFile::labelsCopy()
210 Added copy constructor and assignment for Array2dFileLabel class
211 Added Timer to if-2.cpp and ifinfo.cpp
212 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
213 Added option processing for filter-method for pjrec to choose
214 between convolution, dft, & fft filtering
215 Fixed format string for EZPlot so axis labels now print
216 Added support for FFTW library
219 Rewrote Array2dFile class to be non-templated
220 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
221 Rewrote Array2dFileLabel class to make members private, added access routines
222 Removed timedate.cpp in favor of standard C library time/date functions
223 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
224 Added signature tag and creation date/time to projection files
227 Standardized string option processing by classes. All classes use character strings
228 to select options rather than numeric constants. Added fail() and failMessage()
229 methods to verify that objects are created correctly by character strings.
230 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
231 Rewrote ImageFile class
232 Started support for dmallocxx library, not finished
233 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
234 Updated ifinfo to show comparative statistics
235 Added printLabels() to Array2dFile class
236 Added printStatistics() to ImageFile class
239 Moved conversion filter name/id to Filter class
240 Moved conversion backprojection name/id to Backproj class
241 Added MPI broadcasting of strings
244 Merged proj_reconstr into class Projections
245 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
246 Code cleanup in projections.cpp
247 Moved conversion of phantom names/id to Phantom class
250 Converted projection files to C++ library with frnetorderstream
251 Converted image files to C++ library with frnetorderstream
252 Converted filter and convolution to object-oriented code
253 Changed default image file to float from double -- Changable in imagefile.h
254 Optimized image file writing on little-endian architectures
255 Updated README and INSTALL
258 Reorganized source files
259 MPI bug fixed to phm2pj.cpp
262 Reorganized include files
263 Fixed const pointers in strfuncs
266 Renamed directories, moved source files, combined source files
267 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
271 Skip versions to make version 2.0 the first fully C++ version
272 Renamed Raysums to Projections throughout files
273 Renamed Detector to Scanner
274 Converted Scanner and Projecions to full object-oriented
277 Converted Phantom and PhantomElements to Object-Oriented
278 Converted Detector to Object-Oriented
281 Improved Integer backprojection method
282 Fixed nearest neighbor to be truly nearest neighbor
283 Made linear interpolation more integer arithmetic -> speed improvement
284 Finished converting all C files to C++
285 Converted all use of malloc/free to C++ new/delete
286 Began object-oriented conversion of Phantom and Projection structures
289 Converted MPI data structures to C++ object
290 Made ImageFile directly inherit from Array2dFile
293 First C++ conversions
294 Portable IF (image file) format implemented with objects (SDF removed)
295 - Now all data files are cross-platform compatible
296 Converted from MPI to MPI++
297 Converted backprojection to object-oriented
298 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
301 Simpilifed endian handling
304 Added support for 64-bit (IA64) CPU
305 Removed broken B-spline interpolation
306 Added support for cygwin platform under Windows 2000
307 Added support for 16-bit PNG graphics
310 Added compile-time configuration of endian order
313 Modified the raysum file format to be platform independent
316 Added Microsoft VC compatibility
317 Cleaned up compilation warnings in libgraph
320 Continued conversion to ANSI C
321 Removed old CRT routines
324 Renamed pictures to phantoms, objects to phantom elements
325 Continued code cleanup
328 More code cleanup with reorganizing libraries
329 Added --log and --exp to sdf-1
330 Allowed negative numbers for window levels in CGI interface
333 Continued code cleanup
337 Better documented, coded raysum in-memory on on-disk options
340 Cleaned out library that wasn't being used by CTSim
341 Modified ctsim.cgi to read in configuration file ctsim.conf
344 First open source distribution for GNU/Linux
347 Converted to GNU/Linux
348 added MPI support via LAM library
351 Developed under MS-DOS and IBM EGA graphics