1 Aug 3, 2009 Version 5.0.5
2 * More wx2.8 compatibility fixes.
3 * Fix initial size of Log TextCtrl at start-up.
4 * Fix display of values in Log window by cleaning up string
7 Aug 2, 2009 Version 5.0.4
8 * More wx2.8 compatibility fixes. Ensure that a resize of a window
9 causes a full repaint for phantom, plot, and graph3d canvases.
11 Aug 1, 2009 Version 5.0.1
12 * missing: Update to latest automake version
13 * configure: make compatible with wxMac
14 * update few source files for non-unicode wxWidgets 2.8 compatibility
16 Aug 1, 2009 Version 5.0.0
17 * Major revision of wxWidgets code to port from wx2.4 to wx2.8
18 Currently, code compiles without warnings, but there are
19 GUI visual problems at the momemt running with wx2.8
21 Sep 17, 2007 Version 4.5.5
22 * better cleaning in makefiles
23 * use "const char" variables for string literals
25 Sep 10, 2007 Version 4.5.4
26 * configure.ac: Fix builds with multiple versions of wx-config
27 -- thanks to Steve White
29 Apr 1, 2007 Version 4.5.3
30 * include/timer.h: Fix building on GCC 4.3
31 -- thanks to Martin Michlmayr
33 Oct 19, 2006 Version 4.5.2
34 * src/lipctsim/imagefile.cpp: Change delete to fftw_free
35 -- thanks to Sven Huth
37 Oct 18, 2006 Version 4.5.1
38 * configure: rebuild from configure.ac
40 Oct 15, 2006 Version 4.5.0
41 * libctsim/backprojectors.cpp: Fix for iteration bug in backprojection
42 and simply computing rotScale -- thanks to Dan Martin.
44 Mar 16, 2006 Version 4.4.4
45 * Changes for g++ 4.1 support
47 Aug 22, 2005 Version 4.4.2
48 * New URL for downloading CTSim
50 Aug 22, 2005 Version 4.4.1
51 * work-around for compilation problems on Fedora 4 and wxWin 2.4.2
53 Aug 22, 2005 Version 4.4.0
54 * Changes in configure.ac for X.org compatibility with Debian Etch
55 and FC4. May not be backward compatibility with XFree86.
57 Aug 10, 2004 Version 4.3.2, Version 4.3.3
58 * Minor changes in man pages to fix groff warnings
60 Nov 1, 2003 Version 4.3.1
61 * Add support for SuSE AMD64
63 Oct 5, 2003 Version 4.3.0
64 * Ported to incompatible FFTW3 library. CTSim will no longer compile or run with FFTW2.
65 * Save FFTW3 in $HOME/.fftw3-wisdom on platforms where getenv function is available
67 Oct 3, 2003 Version 4.2.7
68 * Add support for building on RedHat AMD64
70 Sep 30, 2003 Version 4.2.7
71 * Fix minor issue with floating point difference backprojection, add
74 * Fix building with newest versions of automake 1.7
76 * Add support for 8-byte longs [for example, Athlon64] in
77 integer difference backprojection allowing for 64-bit integer
80 Mar 22, 2003 Version 4.2.3
82 * Added Fourier reconstruction method
84 * Support gcc 3.2, wxWindows 2.4, and MacOS X
86 * Fix polar interpolation
88 Jun 26, 2002 Version 3.5.6
90 * Fix minor color PNG image importing bug
92 * Bug fix for building on Debian alpha platform
94 * Fix g++ compilation warnings
96 Jun 13, 2002 Version 3.5.5
98 * Fix printing of version number
102 * Updated Win32 compatibility
104 Jun 8, 2002 Version 3.5.4
106 * Print version number in log window with About command
108 * Fix problem with captions not showing on some windows. Reworked
109 creation of new windows.
111 * Disabled status bar on 3d views
113 * Fix bug in configure.ac that prevented using compiler
116 * Updated About splash screen
118 May 29, 2002 Version 3.5.3
119 * Added support for g++ 3.04 compiler
121 May 8, 2002 Version 3.5.2
122 * configure: improved CTN (DICOM) installation search
123 * src/ctsim.cpp: Fixed initial image size with import command
125 May 5, 2002 Version 3.5.1
129 * ctsim: Added tips to be displayed at startup and via the help menu.
130 * ctsim: Added center-detector concept. Allow for detector array
131 to be any arbitrary distance from center of scanner. As a result,
132 projection files are not incompatible with previous version of
134 * ctsim: Added threaded tasks and background manager for
135 background processing as well as taking advantage of multiple-CPU's
136 on SMP systems. (Microsoft Windows only)
137 * ctsim: Added plot t-theta sampling to projection file menu.
138 * ctsim: Added Reconstruction with Rebinning for faster
139 divergent beam reconstructions.
140 * ctsim: Added import and export of DICOM image files.
141 * ctsim: Added PPM, PGM, and PNG file import to imagefile.
142 * ctsim: Added FFT/IFFT of columns of image files.
143 * ctsim: Added clipboard cut/copy/paste for image files.
144 * ctsim: Added region of interest to reconstructions.
145 * ctsim: Added Convert Rectangular Image to Projection files
146 * ctsim: Added "Verbose Logging", "Startup Tips", and
147 "Background processes" options to Preferences dialog.
148 * ctsim: Added plotting of projection file histograms.
149 * plotfile: Added scattergram plot functions
150 * ctsim: Added accelerator key for File-Properties
151 * ctsim: Improved wireframe 3-d display to remove hidden
153 * backprojectors.cpp: Added setting of axis extent and increment
155 * projections.cpp: Can read and reconstruct SIEMENS AR.STAR DICOM
156 projection data files.
160 * views.cpp: reduced calls to progress bar update, significant speedup
161 * views.cpp,ctsim.cpp: Fixed bug with window frames sometimes
162 not being displayed on Unix platforms.
163 * views.cpp: Added out-of-memory checks to display for huge
164 image and projection files.
165 * filter.cpp: Fixed Hanning parameter to be 0.5 rather than 0.54
166 * imagefile.cpp: Fixed scaling factor in fftRows
167 * imagefile.cpp: Fixed bug when performing magnitude() on real-valued
169 * sgp.cpp: Fixed bug in drawCircle.
170 * distribution: fixed problem with documentation files not
171 being included with the distribution (Reported by Ian Kay).
172 * sgp.cpp/ezplot.cpp: Improved plotting with markers.
173 * fixed ctsimtext shell when giving no parameters to function-name
174 * phm2if, phm2pj: Updated help messages for renamed phantoms
176 3.0.3 - Released 2/20/01
178 * ctsim: Fixed core dump on Linux with OpenGL
180 * ctsim: Fixed context-sensitive help on Linux
182 * ctsim: Fixed About box on Linux
184 3.0.2 - Released 2/20/01
186 * scanner.cpp: Fixed bug when number of detectors was even.
188 * ctsim: Improved error handling when trying to convert
189 divergent projections into polar form.
191 3.0.1 - Released 2/19/01
193 * ctsim: Fixed dialog box for reconstruction so that
194 rotation angle setting will stay fixed in-between use
197 * syserror: Fixed display bug for trace messages
199 * ctsim: MSVC optimization bug work-around, compiler
202 3.0.0 - Released 2/19/01
204 * ctsim: Massive update/fix to online help and print manual.
206 * ctsim: Added context-sensitive help to dialog boxes
208 * ctsim: Reformated all dialog boxes, much nicer now.
210 * ctsim: Improved accelerator key handling
212 * global: Added Hanning filter.
214 * global: Improved default parameters to that all defaults give
217 3.0.0beta1 - Released 2/11/01
219 * ctsim: Added most-recently-used files to File menu with
220 registry storage between executions.
222 * ctsim: Hides arcane features unless enabled by Preferences dialog
224 * ctsim: Added MDI interface for Windows version and made it default for Windows.
226 * ctsim: Added 3-D wireframe view of images (uses OpenGL)
228 * ctsim: Added graphical About box
230 * ctsim: Escape key now removes cursor lines from image file view
232 * ctsim: Added Revert to ImageFile menu
234 * ctsim: Added accelerator (hotkeys) to frames
236 * ctsim: Online help added!
238 * backprojector: Added cubic interpolation
240 * ctsim: Added icons to Frames on X-Window and MS Windows versions
242 * ctsim: Fixed tick-label placement for plots on projection and
243 reconstruction dialogs.
245 * timer.h: Add use of _ftime when compiling on MSVC
247 * global: Projection files are not compatible with previous version
248 due to new scanner definitions.
250 * global: deleted concept of field-of-view and added
251 view ratio and scan ratio concepts.
253 * ctsim: Fixed crash on shutdown bug
255 * pjinfo: Fixed bug when doing --dump and not specifing --endview
257 * phm2pj: Fixed MPI bug with broadcasting of variables
259 * ctsimtext-lam: Changes for first version to compile under lam
262 3.0.0alpha5 - Released 1/12/00
264 * ctsim: Added EZPlotDialog, used by debugging plots in
267 * ctsimtext: Fixed bugs for MSVC and with empty input lines. Fixed
268 bug in parsing command-line parameters.
270 * views.cpp: Fixed bug in copying of labels from images to
273 * syserror.cpp: fixed reporting for fatal errors
275 * projections.cpp: fixed MSVC failure with std:: namespace
277 * procsignal.cpp: fixed bug in equiangular reconstructions
278 for frequency/inverse-fourier filtering
280 3.0.0alpha4 - Released 1/09/01
282 * ctsim: Added reset to full-intensity scale menu item
284 * ctsim: Add conversion of projections to polar plot [Thanks to
285 Ian Kay for reference and math hints in polar bilinear scaling]
287 * ctsim: improve bilinear scaling of image size [Thanks to Ian Kay
290 * ctsim: imagefile labels are now copied to plotfiles
292 * ctsim: Added more analyze menuitems
294 * ctsimtext: First version. All command-line tools are now accessed
295 through this master shell. Has both command-line and interactive
298 * ctsim: Fixed initialization of min/max bug for PlotFiles
300 * ezplot: Cleaned up y-tick label placement
302 * sgp: Added better support for projection/reconstruction animation
304 3.0.0alpha3 - Released 1/02/01
306 * ctsim: Added plotting of histograms
308 * imagefile.cpp: fixed bug in generation of 16-bit PNG images
310 * ezplot.cpp: adjusted xtick label displays for better placement
312 3.0alpha2 - Released 1/02/01
314 * ctsim: All functions of command-line tools are now in graphical ctsim
316 * ctsim: added generation of filter images
318 * ctsim: Added 2-image math functions (mul, add, div, sub)
320 * ctsim: Added export of imagefiles to graphic file formats
322 * ctsim: Added support for scaling imagefiles in new sizes
324 * ctsim: Added ability to save standard phantom definitions as
325 text files suitable for reading.
327 * ctsim: Add labels for image transformations and display of labels
328 when performing properties of images.
330 * processsignal.cpp: Fixed "off by one" bug in
331 shuffleNaturalToFourierOrder when n is even. Moved functions to
334 * imagefile.cpp: Added FFTW library to imagefile processing. Converted
335 image math functions to complex-valued math.
337 * phantom.cpp: Added ability to save phantom files as ASCII text.
339 3.0alpha1 - Released 12/29/00
341 * Added PlotFile class to system, used by if2 and ctsim for row
342 and column plots and comparison plots
344 * ctsim: Added image comparison statistics and image subtraction
346 * ctsim: Added plotting of rows & columns with y-axis scaling
348 * ctsim: Added row and column plot comparisons between two image
351 * ctsim: Added "Process" menu to image file display with math
352 functions. Added 2-dimensional inverse Fourier to math
353 functions. Added support for complex (real/imaginary) images.
355 * mathfuncs.cpp: Reworked statistics algorithm to share between
356 imagefile and plotfile classes.
358 * imagefile.cpp: Fixed scaling bug when rasterizing Phantom with
359 nsamples > 2. Added generic mage math functions, moved from
360 if1.cpp and if2.cpp to imagefile.cpp. Added support complex
363 * array2dfile.cpp: Added code to support complex (real/imaginary)
366 * if1: Updated to handle error conditions, such as sqrt of a
367 negative number. Converted to use new ImageFile math functions.
369 * if2: Updated to output plot files and use new ImageFile class
372 * if1: Updated to use new ImageFile class math functions
374 * ezplot: Reworked to better store colors/linestyles/symbols with
375 individual curves. Improved display of labels and ticks. Updated
376 to use POL class member variable. Updated to more C++ conventions.
378 * pol: converted to C++ class. Extracted HashTable to separate
381 * sgp: Added linestyle settings
384 First Microsoft Windows GUI version
385 Modifications for Microsoft Visual C++ compilation.
386 Improved pjinfo to output binary headers and view data, useful
387 when manually compiling phantoms that vary during projection
388 process. Thanks to Ian Kay for idea and code submission.
389 Improved sorting to find median in ImageFile::statistics
390 Fixed core-dump bug in Array2dFile::labelsCopy() function (Ian Kay)
391 Changed reconstruction dialog to fix onto smaller screens
392 Fixed display of plotting in Projection views
393 Improved animation displays for Projections and Reconstructions
394 Changed code to explicitly use std:: namespace rather than
395 "namespace using std" statements
396 Fixed reconstruction scaling bug introduced in 2.0.6
397 Renamed if2img to ifexport, if-1 to if1, if-2 to if2
400 Fixed minor compilation problem with procsignal.h
402 Fixed bug when simulating projections and Trace == CONSOLE
403 Fixed scaling bug when performing redundant rotations around object
406 Improved compilation on RedHat 7
407 Changed some of ANSI C header files to C++ header files
408 Removed README.RedHat7
411 Added documentation for --geometry setting
412 Added README.RedHat7 document
415 Fixed bug in generation of binary PGM files
416 Fixed MPI compilation bug in phm2pj.cpp
417 Inverted y-axis output for pj2if (bug alert from Ian Kay)
420 Additions to man pages (Ian Kay)
421 Fix problem with reading of ASCII phantom files (Ian Kay)
424 Fixed syntax error in fftw configuration
425 Slight modifications to support gcc v2.9.6
428 Version 2.0.0 released!
429 ctsim: Added Window menu to Main frame
430 ctsim: Disabled not support reconstruction method
431 Fixed obscure bug in sys_error
432 Fixed compilation in mingw environment not present
433 Fixed compilation in non-graphical environments
436 ctsim: Added animation of reconstruction
437 ctsim: Added saving of dialog parameters for Projection & Reconstruction
438 ctsim: Added progress dialog for rasterization of phantom
439 ctsim: used setpriority to set lower priority
440 ctsim: fixed pReconstruct not being deleted causing scaling problem
441 ctsim: fixed projection animation dialog buttons
444 ctsim: Added projection graph to animation of projection collection
445 ctsim: Added single stepping to projection collection animation
446 ctsim: improved File/Properties display for projection files
447 ctsim: Added progress dialog for reconstructions
448 ctsim: Added file labels for projection and reconstruction images
449 ctsim: Made File/Properties bring up modal dialogs
450 Added reconstruction for Equilinear and Equiangular geometries
451 Changed theta to be -PI/2 to make compliant with Kak-Slaney formulas
452 Separated reconstruction into Reconstructor class
453 Fixed center of detector adjustment for even number of detectors
454 Added --enable-static to generate statically linked programs
457 ctsim: Added animation of projection collection processs
458 ctsim: Added Auto Scaling for image windows
459 ctsim: Change menus from "windowing" to "display scaling"
460 Added FieldOfView and FocalLength ratio parameters to projection collection
461 Added FocalLength & FieldOfView fields to projection data files
462 Added Projection collection for Equilinear and Equiangular geometries
463 Changed name of Rowland Phantom to correct name of Shepp-Logan
464 Fixed bug in backprojection selection
467 Added RCS Id strings to executable files
468 Added RPM Spec file for RPM package creation
469 Added loading of ASCII phanthom definitions from files
470 Fixed compilation for non-SGP architectures
471 Decomposed SignalFilter class into ProcessSignal and SignalFilter classes
472 Added Filter-Generation option to reconstruction to allow direct or
473 inverse_fourier construction of filters
474 Added median to statistics and to auto-windowing
477 Added line color support to SGP
481 Finished support for dmallocxx library
482 Fixed bug in SignalFilter::convertFilterMethodNameToID()
483 Rewrote SGP & EZPlot to use C++ object-oriented. SGP can now write to
484 G2 windows and well as WXWindows.
485 ctsim program: "Create Phantom" now shows phantom object
486 Fixed row-plot bug in if-2
487 Reworked EZPlot's multiple plot operation
490 ctsim program: improved initial size and scroll area for image
492 ctsim program: added rasterization parameters, projections parameters,
493 and reconstruction parameters dialogs
494 Moved char[] static definition from header files to c++ files
495 Completely reorganized option processing in classes to improve
496 expandability and to assist ctsim graphical user interface.
499 ctsim program: Added dialog to set minimum/maximum display levels
500 Started ctsim.tex document file
503 Fixed compiler warnings at -Wall level
504 Began work on CTSim program to be graphical front-end of all functions
505 Moved current src/*.cpp to tools/*.cpp
506 Made CTSim graphical front-end's home to be src/
509 Added highly optimized backprojection method idiff3
510 Moved comparative stats to if-2 program from ifinfo
511 Fixed image display in if2img using G2 library
512 Added column-plot and row-plot options to if-2
513 Added autoselection of analytic/calculated spatial responses to SignalFilter
514 Added frequency-based preinterpolation to SignalFilter and idiff3
515 backprojection method. Currently, this technique is still under
516 development and debugging
517 Moved graphic file writing to ImageFile class from if2img program
520 Cleaned up SignalFilter class
521 Added zeropad option to pjrec
522 Added zeropad options to html and cgi files
523 Added fourier_table and rfttw filter methods
524 Added FFTW routines to use real/half-complex transformations
527 Updated trace level processing
528 Added trace level to SignalFilter
529 Fixed magnitude vs. real output bug in FFT/Fourier filter
532 Fixed const issue with ImageFileArray
533 Fixed Array2dFile::labelsCopy()
534 Added copy constructor and assignment for Array2dFileLabel class
535 Added Timer to if-2.cpp and ifinfo.cpp
536 Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
537 Added option processing for filter-method for pjrec to choose
538 between convolution, dft, & fft filtering
539 Fixed format string for EZPlot so axis labels now print
540 Added support for FFTW library
543 Rewrote Array2dFile class to be non-templated
544 Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
545 Rewrote Array2dFileLabel class to make members private, added access routines
546 Removed timedate.cpp in favor of standard C library time/date functions
547 Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
548 Added signature tag and creation date/time to projection files
551 Standardized string option processing by classes. All classes use character strings
552 to select options rather than numeric constants. Added fail() and failMessage()
553 methods to verify that objects are created correctly by character strings.
554 Hid C++ assignment and copy constructors in classes that should not have assignment/copy
555 Rewrote ImageFile class
556 Started support for dmallocxx library, not finished
557 Added G.T. Herman image comparision statistics to ifinfo (see imagefile.cpp)
558 Updated ifinfo to show comparative statistics
559 Added printLabels() to Array2dFile class
560 Added printStatistics() to ImageFile class
563 Moved conversion filter name/id to Filter class
564 Moved conversion backprojection name/id to Backproj class
565 Added MPI broadcasting of strings
568 Merged proj_reconstr into class Projections
569 Used auto_ptr in Projections::reconstruct to make sure destructor is always called
570 Code cleanup in projections.cpp
571 Moved conversion of phantom names/id to Phantom class
574 Converted projection files to C++ library with frnetorderstream
575 Converted image files to C++ library with frnetorderstream
576 Converted filter and convolution to object-oriented code
577 Changed default image file to float from double -- Changable in imagefile.h
578 Optimized image file writing on little-endian architectures
579 Updated README and INSTALL
582 Reorganized source files
583 MPI bug fixed to phm2pj.cpp
586 Reorganized include files
587 Fixed const pointers in strfuncs
590 Renamed directories, moved source files, combined source files
591 to change from 6 libraries to 3 libraries (libctsim, libctsupport,
595 Skip versions to make version 2.0 the first fully C++ version
596 Renamed Raysums to Projections throughout files
597 Renamed Detector to Scanner
598 Converted Scanner and Projecions to full object-oriented
601 Converted Phantom and PhantomElements to Object-Oriented
602 Converted Detector to Object-Oriented
605 Improved Integer backprojection method
606 Fixed nearest neighbor to be truly nearest neighbor
607 Made linear interpolation more integer arithmetic -> speed improvement
608 Finished converting all C files to C++
609 Converted all use of malloc/free to C++ new/delete
610 Began object-oriented conversion of Phantom and Projection structures
613 Converted MPI data structures to C++ object
614 Made ImageFile directly inherit from Array2dFile
617 First C++ conversions
618 Portable IF (image file) format implemented with objects (SDF removed)
619 - Now all data files are cross-platform compatible
620 Converted from MPI to MPI++
621 Converted backprojection to object-oriented
622 Removed MTX from libkmath as no longer need -- replaced with C++ matrices
625 Simpilifed endian handling
628 Added support for 64-bit (IA64) CPU
629 Removed broken B-spline interpolation
630 Added support for cygwin platform under Windows 2000
631 Added support for 16-bit PNG graphics
634 Added compile-time configuration of endian order
637 Modified the raysum file format to be platform independent
640 Added Microsoft VC compatibility
641 Cleaned up compilation warnings in libgraph
644 Continued conversion to ANSI C
645 Removed old CRT routines
648 Renamed pictures to phantoms, objects to phantom elements
649 Continued code cleanup
652 More code cleanup with reorganizing libraries
653 Added --log and --exp to sdf-1
654 Allowed negative numbers for window levels in CGI interface
657 Continued code cleanup
661 Better documented, coded raysum in-memory on on-disk options
664 Cleaned out library that wasn't being used by CTSim
665 Modified ctsim.cgi to read in configuration file ctsim.conf
668 First open source distribution for GNU/Linux
671 Converted to GNU/Linux
672 added MPI support via LAM library
675 Developed under MS-DOS and IBM EGA graphics