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[ctsim.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
index a50541a3d1740bcacc9d1149a1cc5a84513c74e7..c255cc0d36b0c46e2bdd515f7393ab2c6d40b553 100644 (file)
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+++ b/ChangeLog
@@ -1,8 +1,20 @@
+0.6.0-b3 - 6/10/2000
+   Improved Integer backprojection method
+       Fixed nearest neighbor to be truly nearest neighbor
+       Made linear interpolation more integer arithmetic -> speed improvement
+       
+0.6.0-b2 - 6/8/2000
+   Converted MPI data structures to C++ object
+   Made ImageFile directly inherit from Array2dFile
+       
 0.6.0-b1 - 6/6/2000
    First C++ conversions
-   Portable IF (image file) format implemented to replace SDF
+   Portable IF (image file) format implemented with objects (SDF removed)
+       - Now all data files are cross-platform compatible
    Converted from MPI to MPI++
-        
+   Converted backprojection to object-oriented
+   Removed MTX from libkmath as no longer need -- replaced with C++ matrices            
+       
 0.5.4 - 6/4/2000
    Simpilifed endian handling
        
@@ -54,4 +66,5 @@
   added MPI support via LAM library
        
 1983-84 
-  Developed under MS-DOS and IBM EGA graphics
\ No newline at end of file
+  Developed under MS-DOS and IBM EGA graphics
+