X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=ChangeLog;h=cf77c83946f900268efcb72cde3cec77d9c6a9f8;hp=cf938a0425f1987539186aef5155c909ffab6729;hb=c6cda8844a491b71759e5dd5edba830d0b809cfd;hpb=3bc45ad11bfe8ef51006962702a0668c2d3cbd18

diff --git a/ChangeLog b/ChangeLog
index cf938a0..cf77c83 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,51 @@
-TODO
-	Read PlotFile's.
-	Add to ctsim export of imagefiles to standard graphic formats.
-	Use FFTW library in imagefile.cpp
+3.0.0alpha4
+
+	* ctsim: Fixed initialization of min/max for PlotFiles
+
+	* ctsim: Added reset to full-intensity scale menu item
+
+	* ctsim: Add conversion of projections to polar plot
+
+	* ctsim: improve bilinear scaling of image size
+	
+	* ezplot: Cleaned up y-tick label placement
+
+	* sgp: Added better support for projection/reconstruction animation
+	
+3.0.0alpha3 - Released 1/02/01
+
+	* ctsim: Added plotting of histograms
+	
+	* imagefile.cpp: fixed bug in generation of 16-bit PNG images
+
+	* ezplot.cpp: adjusted xtick label displays for better placement
+	
+3.0alpha2 - Released 1/02/01
+	
+ 	* ctsim: All functions of command-line tools are now in graphical ctsim
+	
+	* ctsim: added generation of filter images
+
+	* ctsim: Added 2-image math functions (mul, add, div, sub)
+
+	* ctsim: Added export of imagefiles to graphic file formats
+
+	* ctsim: Added support for scaling imagefiles in new sizes
+
+	* ctsim: Added ability to save standard phantom definitions as
+	text files suitable for reading.
+	
+	* ctsim: Add labels for image transformations and display of labels
+	when performing properties of images.
+
+	* processsignal.cpp: Fixed "off by one" bug in
+	shuffleNaturalToFourierOrder when n is even. Moved functions to
+	fourier.cpp
+
+	* imagefile.cpp: Added FFTW library to imagefile processing. Converted
+	image math functions to complex-valued math.
+
+	* phantom.cpp: Added ability to save phantom files as ASCII text.
 	
 3.0alpha1 - Released 12/29/00