Author: Tony Werten
Date: 13:10:19 06/21/03
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On June 21, 2003 at 11:41:48, Uri Blass wrote: >On June 21, 2003 at 09:46:45, Tony Werten wrote: > ><snipped> >>They will be wrong in case 1. The tables will indiciate no win or loss. >> >>Tony > >Thanks for the information. >I was not sure if I remembered correctly the way that Ed does the attack tables. > >I see that I remembered correctly that a bishop behind queen is considered only >in the number of the attackers but a queen behind bishop is considered >in both. correct. > >I may give movei similiar information and at this point I only plan to give it >the information about the attackers of every square without using it for tables. > >I suspect that in a lot of cases it is possible to calculate the exact gain >faster without looking at big tables that may be expensive. Yes, in a lot of cases it will be undefended and in others the attacking piece will be smaller than the attacked one (bishop attacs queen) so you don't need them. OTOH if you want branchless code while scanning the board... Tony > >Uri
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