X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=NEWS;h=e2fd6c6fa98977fcdc469e155e1636c2a581e376;hp=3361499b774ec4c8fbc7ec82f779237a972e31a1;hb=9b2bb510160bdb56f04847f5b55ab61dd8a47976;hpb=fff4beb84fcc84e65e4feb457e2ed25c7774cff4

diff --git a/NEWS b/NEWS
index 3361499..e2fd6c6 100644
--- a/NEWS
+++ b/NEWS
@@ -1,2 +1,45 @@
-6/17/2000
-	CTSim converted to C++ and has cross-platform compatible data files.
+Version 3.0alpha Features
+
+* Creation of arbitrary filter images
+
+* All features of command line tools are now in graphical ctsim program!
+
+* Complex-valued image files now supported, lots of image math
+ functions added including fourier transformations
+
+* Visual and statistical image comparision functions
+
+* 2D plots of row and column data of single and comparison images
+
+ 
+Version 2.5 of CTSim has been released!
+
+New Features of CTSim version 2.5:
+
+- Now compiles with Microsoft Visual C++.
+
+- First Microsoft Windows graphical user interface
+
+- Bug fixes and modest documentation and program improvements over version 2.0
+
+
+
+New Features of CTSim version 2.0:
+
+- Entire code-base cleaned up, re-written, and converted from C to C++.
+
+- Graphical user interface now included! Animation of projection and
+  reconstruction processes. Displays projection and image files. Uses
+  platform-independent wxWindows library so can run on UNIX and 
+  Microsoft Windows platforms.
+
+- Integrated G2 library for graphical display from command line tools
+  (UNIX only)
+
+- Added frequency-based filtering. Can provide significant speed-up
+  in reconstructions compared to convolution-based filtering.
+
+- Added highly-optimized backprojection method (idiff3)
+
+- New command-line tools added for image statistics and comparisons with
+  both text and graphical outputs.