Author: Robert Hyatt
Date: 19:01:07 06/24/02
Go up one level in this thread
On June 24, 2002 at 20:33:32, Russell Reagan wrote: >I am not an experienced bitboard user. I've been thinking about trying them out >just to see how they work in comparison with my current 0x88 implementation. Is >there any potential problem in mixing the two approaches? One problem that I can >see would be that if you have an index for a bitboard, it's not going to index >into the same square in your 0x88 array. I suppose the only real reason to keep >0x88 would be for efficient edge detection. Do bitboards offer a solution to >edge detection? Or do they even need edge detection when using bitboards (ex. >using the BSF asm instuction would seem to avoid edge detection altogheter)? > >Thanks, >Russell If you want to try it you can _always_ indirect the bitmap square number thru an array to convert it to its equivalent 0x88 number. Just for testing/comparing...
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