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Subject: Re: virtual chess

Author: Roy Eassa

Date: 09:42:52 06/18/02

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Thanks for a bunch of good info!



On June 17, 2002 at 14:19:05, ujecrh wrote:

>There were in fact many versions of Virtual Chess (which was even called Virtua
>Chess because of some legal issues at some point):
>- Version 1 was DOS-only. It was fairly nice at that time, supporting up to
>1024x768x256 vesa mode resolution, and real 3D view with pieces design on an SGI
>box.
>- VC Platinum CD contains versions for DOS, Win3.x (using the win32s api), WinNT
>and higher.
>- VC for Windows contained only a Windows 32 version that I believed was the one
>already present in Platinium CD
>- VC2 is an update of the engine and (unfortunately IMO) of the GUI
>- VC Academy was AFAIK the same as VC2 with tutorials and other addons. Very
>very buggy though...
>
>One nice thing about VC was that the installation was not taking any space on
>the machine, just a dll and a configuration file. The program could run mainly
>from the CD (well, you had to have the CD in the drive to run the program which
>some people might not like).
>
>Jean-Christophe Weil and Marc Francois Badaut (I hope I do not misspell) were
>the authors of the engine. JCW also wrote his PHD thesis on parallelism of chess
>program if I recall correctly. Another paper that JCW wrote was about pawn
>structure management, I think it dealt with what they called an "oracle" for
>pawn structures evaluation.
>
>Some years ago I asked JCW about his program not being tested by SSDF and, even
>if the autoplayer may have been an issue, the author clearly did not want VC to
>be part of the list. They focussed on playing humans and got some nice results
>(among them a >2600 performance at Aubervillier I think).
>
>
>Ujecrh



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