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