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RE: [Bug-gnubg] documentation: I don't understand the usage of thebear-o


From: Ian Shaw
Subject: RE: [Bug-gnubg] documentation: I don't understand the usage of thebear-off-database
Date: Thu, 12 May 2005 09:25:18 +0100


> From: Frank Gro├če

> 
> Salut gnu-bg-list,
> 
> I'm new in using GNU and did install the lastest version of 
> GNU under Windows. After that I did the download of the new bear-off-
> database: os13.bd
> 
> This file is now on my hdd on a separate partition (where i 
> have enough space). Now I did try to connect the database to 
> GNUbg him- self with the following command:

I'm afraid that won't work. You must name the file gnubg_os.bd and keep it in 
the same directory as gnubg.exe. If you haven't got room on your C: drive, 
you'd better re-install it on your large partition.

> 
> set bearoff sconyers 15x15 dvd path "L:\Backgammon\Bearoff Datenbank"
> 
> and after that:
> 
> set bearoff sconyers 15x15 dvd enable on

Sconyer's database is a separate product that must be bought. Changing these 
settings will have no effect for you.

> How can I find out if the database is running (correctly)?
> 

Select Analyse...Evaluation Engine (or, from the command line, type "show 
engine"). You shoulkd see the following information of you have the bearoff 
database installed.

 * On disk 1-sided bearoff database evaluator:
   - generated by GNU Backgammon
   - up to 15 chequers on 13 points (37442160 positions) per player
   - database includes gammon distributions
   - number of reads: 0
 * In memory 1-sided bearoff database evaluator:
   - generated by GNU Backgammon
   - up to 15 chequers on 6 points (54264 positions) per player
   - database includes gammon distributions
   - number of reads: 0
 * In memory 2-sided bearoff database evaluator:
   - generated by GNU Backgammon
   - up to 6 chequers on 6 points (924 positions) per player
   - database includes both cubeful and cubeless equities
   - number of reads: 0




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