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Subject: Re: Position Storage

Author: Daniel Clausen

Date: 10:47:03 12/23/03

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On December 23, 2003 at 07:20:10, Reinhard Scharnagl wrote:

>On December 23, 2003 at 07:16:20, Tord Romstad wrote:
>
>>On December 23, 2003 at 03:48:52, Peter Schäfer wrote:
>>
>>>What you may be asking is "how do you store a position in a hash table ?"
>>>Engines use hash keys of 8 bytes.
>>
>>Many engines use less than 8 bytes.  8, 6 or 4 bytes are most common, but I
>>know at least one engine which uses (or used?) only 3 bytes.
>>
>>Tord
>
>there is no need to store the full fingerprint into a hash-table. You can
>ommit the part which corresponds to the storage adress, because this will be
>only redundant data then.

I don't do this since I like having fixed-sized HT slots.

Sargon



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