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by bob
Mon Mar 19, 2007 7:41 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Check idea + bittwiddler request
Replies: 17
Views: 23782

Re: Check idea + bittwiddler request

I had an idea about deternining if a move gives check (the new? part is about discovered check). A move gves check iff 1. a. The piece moved is not a slider and it attacks the opposing king. b. The piece moved is a slider and there is a horizontal, vertical, or diagional line between the to square ...