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[ctsim.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
index 76d6a7a3a851b3d775d9364041375c1e39f5f598..b79ebf17807f31e873950806ae21a373527b87cd 100644 (file)
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+++ b/ChangeLog
@@ -1,9 +1,36 @@
+2.0.0-b3 - 7/09/00
+   Added highly optimized backprojection method idiff3
+       
+2.0.0-b2 - 7/07/00
+   Cleaned up SignalFilter class
+   Added zeropad option to pjrec
+   Added zeropad options to html and cgi files
+   Added fourier_table and rfttw filter methods
+   Added FFTW routines to use real/half-complex transformations
+       
+2.0.0-b1 - 7/05/00
+   Updated trace level processing
+   Added trace level to SignalFilter
+   Fixed magnitude vs. real output bug in FFT/Fourier filter
+       
+1.9.9 - 7/04/00
+   Fixed const issue with ImageFileArray
+   Fixed Array2dFile::labelsCopy()
+   Added copy constructor and assignment for Array2dFileLabel class
+   Added Timer to if-2.cpp and ifinfo.cpp
+   Added beginning of frequency-based (DFT & FFT) filter to SignalFilter
+   Added option processing for filter-method for pjrec to choose
+       between convolution, dft, & fft filtering
+   Fixed format string for EZPlot so axis labels now print
+   Added support for FFTW library
+       
 1.9.8 - 6/27/2000
    Rewrote Array2dFile class to be non-templated
    Rewrote Array2dFile class to make reads and writes atomic. No disk files are kept open.
    Rewrote Array2dFileLabel class to make members private, added access routines
    Removed timedate.cpp in favor of standard C library time/date functions
-   Renamed ctrec to pjrec
+   Renamed ctrec to pjrec, sample-ctrec.sh to sample-ctsim
+   Added signature tag and creation date/time to projection files
        
 1.9.7 - 6/25/2000
    Standardized string option processing by classes. All classes use character strings