r7929: fix backprojection

[ctsim.git] / ChangeLog

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+Sep 30, 2003  Version 4.2.7
+
+       * Fix minor issue with floating point difference backprojection, add
+       optimization
+       
+       * Fix building with newest versions of automake 1.7
+
+       * Add support for 8-byte longs [for example, Athlon64] in
+       integer difference backprojection allowing for 64-bit integer
+       math.
+
 Mar 22, 2003  Version 4.2.3
 
        * Added Fourier reconstruction method