Computer Chess Club Archives




Subject: Re: Elephant and pondering

Author: Matthias Gemuh

Date: 12:39:28 04/12/04

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On April 12, 2004 at 13:03:37, Harald Lüßen wrote:
>The other places with pondering code semm to be right, too.
>I think I am only doing pondering when it is allowed with
>the command 'hard'. Default is ponder off.
>But there are always two threads working: one is collecting the
>piped input from winboard. The other is thinking, pondering
>or waiting. The main function is an endless loop with a check
>for winboard input. May be there is no real wait state
>like Sleep( 200 ); or something else in the main thread.
>Is this a problem? Does this behaviour fool the taskinfo?
>Is there any indication that the next move is better(?)
>because of pondering?

It sounds like Elephant is not really pondering,
but lacks Sleep(1) in its endless loop and simply blocks 50% of opponent's
CPU power.


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