Author: James Robertson
Date: 10:26:58 10/24/99
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On October 24, 1999 at 10:08:45, Robert Hyatt wrote: >On October 24, 1999 at 05:59:40, Frank Schneider wrote: > >> >>I haven't tried the 'strings lapetite.exe', but I believe you that there are >>lots of strings that were just translated. I agree that is strong evidence >>that lapetite's I/O is based on Crafty. But is there any evidence that the >>engine is still a crafty clone? >> >>Copying an engine is, from my point of view, much worse than reusing the >>I/O stuff and structure of the userinterface. >> > >Run the second test I mentioned: start "La Petite" under a debugger, and >look for the area where all the 64 bit masks are in memory. You will find >patterns like 80000000 00000000, 40000000 00000000, 20000000 00000000, etc. >then look for the rotated masks which are like the above, but in a different >order (64 bits, 1 bit set). Then compare to crafty.exe. Look at data.c to >find the pre-initialized scoring array patterns. See if you can find 'em in >La Petite. :) > >etc. How would I do such a thing with MSVC++ 5.0? James
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