The score returned from the search is from black's point of view, right? In that case don't you need to swap the sign before comparing it to beta? Like this:
Score := -BlacksScore(Beta - 1, Beta, Depth - 3, $8, False);
Or maybe I'm just confused because I'm used to negamax.
Search found 158 matches
- Wed Jul 06, 2016 4:43 pm
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Disappointing Null Move search
- Replies: 15
- Views: 3558
- Mon Jun 06, 2016 12:31 pm
- Forum: Computer Chess Club: General Topics
- Topic: Reger chess engine 0.10 date unknown
- Replies: 3
- Views: 704
Re: Reger chess engine 0.10 date unknown
"This app can't run on your PC"
Win 10 x64
Win 10 x64
- Thu Oct 08, 2015 10:16 am
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Verification of pruning techniques
- Replies: 68
- Views: 14182
Re: Verification of pruning techniques
I suppose 'checks' here means that you are in check in the current node, so that this move really is an evasion And the code in question is !(checks | child->checks ... You clearly state in the quote above that you think this code is written to activate when the side to move is in check and thi...
- Fri Aug 28, 2015 5:45 pm
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Best chess piece images
- Replies: 20
- Views: 2779
Re: Best chess piece images
I don't know the RGB values, but something like this:
http://www.benjaminmoore.com/en-us/pain ... /deserttan
Below the picture, where it says 'goes great with' there's a medium brown color. Maybe that combination could work.
http://www.benjaminmoore.com/en-us/pain ... /deserttan
Below the picture, where it says 'goes great with' there's a medium brown color. Maybe that combination could work.
- Fri Aug 28, 2015 5:23 pm
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Best chess piece images
- Replies: 20
- Views: 2779
Re: Best chess piece images
And what would be best color for the chess board. Don't tell me it is some kind of blue or green for I want my chess board to look a bit like wood. It's like you're aging backwards. You need help picking colors now? Yes I don't know which one is best. I hope I can sleep tonight. Might also be that ...
- Fri Aug 28, 2015 4:42 pm
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Best chess piece images
- Replies: 20
- Views: 2779
Re: Best chess piece images
It's like you're aging backwards. You need help picking colors now?Henk wrote:And what would be best color for the chess board. Don't tell me it is some kind of blue or green for I want my chess board to look a bit like wood.
- Wed Aug 26, 2015 10:28 pm
- Forum: Computer Chess Club: General Topics
- Topic: Windows 10 Experience
- Replies: 79
- Views: 19802
Re: Windows 10 Experience
This is why I never buy shoes. What if my feet suddenly swell up and they won't fit me anymore.Henk wrote:what if you have a password with special characters and your keyboard is not working perfectly at that moment
- Wed Aug 26, 2015 10:12 pm
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: The occasional victory
- Replies: 14
- Views: 1582
Re: The occasional victory
He didn't neglect that fact, though.mar wrote:While this is nice, what's the point?
I mean I could post 10 wins against Critter, neglecting the fact that way over 50% games were actually losses..
- Wed Aug 26, 2015 5:05 pm
- Forum: Computer Chess Club: General Topics
- Topic: TCEC math problem - pts needed to guarantee advance?
- Replies: 6
- Views: 1265
Re: TCEC math problem - pts needed to guarantee advance?
I also get a maximum of 56 points to share between the top 7. I guess it gets more complicated to calculate this after a number of rounds have already been played.Norm Pollock wrote:My answer = 8.5 pts. Comments?
- Wed Aug 26, 2015 11:54 am
- Forum: Computer Chess Club: Programming and Technical Discussions
- Topic: Hash Refutation
- Replies: 35
- Views: 7773
Re: Hash Refutation
if ((bucket->score[slot]<beta)
&& (bucket->flags[slot]=LOWER)
&& (depth-bucket->depth[slot]>5)
&& (checker=0))
{
...
}
&& (bucket->flags[slot]=LOWER)
&& (depth-bucket->depth[slot]>5)
&& (checker=0))
{
...
}