Author: Dann Corbit
Date: 11:46:03 06/17/02
Go up one level in this thread
On June 17, 2002 at 14:31:51, Adriano Bedeschi de Souza wrote: >On June 17, 2002 at 13:17:32, Sune Fischer wrote: > >>On June 16, 2002 at 22:42:02, Adriano Bedeschi de Souza wrote: >> >>>I need help! >>> >>>I am writing a chess engine and i have some doubts. >>>My main doubt is about speed, i have coded all the program based in Bitboards, >>>they r working properly but the speed is a lot bad! It makes less than 2000 >>>nodes per second !!!! >>> >>>note: i am using alpha-beta search, transposition table and iterated >>>deepening... >>> >>>Adriano Bedeschi de Souza >>>adriano.bedeschi@poli.usp.br >>>uin 58144572 >> >>Well off the top of my head: >>How are you generating the bitboards? >>How are you counting the nodes? >>Do you dynamicly allocate anything during search? >>Do you "pass by value"? >> >>-S. > > >=) >I pass by reference >I am counting the nodes properly =) no doubt >I dont use dynamic allocation >My bitboard generation is based in http://www.galahadnet.com/chess/chessprg/ > >and before u ask, i am no using a 286 =) >(its a k6-2 450) That model should be plenty fast. Are you compiling in release mode? What compiler are you using? I should expect your generation rate to be 100x what it is right now, at least.
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