Search found 164 matches

by lauriet
Thu Apr 13, 2017 3:55 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Problems with TT, sometimes makes blunder moves
Replies: 72
Views: 11223

Re: Problems with TT, sometimes makes blunder moves

I have a separate routine that checks for a legal move so I do something like:

If TTmoveAvailable AND ItsLegal then........
by lauriet
Thu Apr 13, 2017 1:19 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Problems with TT, sometimes makes blunder moves
Replies: 72
Views: 11223

Re: Problems with TT, sometimes makes blunder moves

I had similar problems.

Make sure you test for a valid move before using it.
by lauriet
Thu Feb 23, 2017 1:04 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Programming language choice, why C\C++ ?
Replies: 24
Views: 5908

Re: Programming language choice, why C\C++ ?

The language 'should' be irrelevant.
All compilers 'should' produce perfect/fastest code.
You 'should' use the language that you feel most comfortable with.

Now in the real world.............................
by lauriet
Sat Feb 11, 2017 7:57 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: PieceLists ?
Replies: 41
Views: 9570

Re: PieceLists ?

I added piece lists to my x088 engine with very good results.
Somethings work well with one data structure, somethings with the other,
so you can combine the best of both worlds.
by lauriet
Tue Jan 24, 2017 2:10 am
Forum: Computer Chess Club: General Topics
Topic: New engine release: Jumbo
Replies: 19
Views: 5528

Re: New engine release: Jumbo

Hi Sven,

Did you every compare bitboards verses mailbox in Jumbo ?
What was the verdict ?

Regards
Laurie
by lauriet
Sat Dec 03, 2016 11:25 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: LTchess 2
Replies: 0
Views: 435

LTchess 2

I have rewritten LTchess (in pascal) The first version took about 2 years part time. The new version took about 2 months. Of course I was able to reuse a lot of stuff from the first version. The major difference is to add piecelists to the x088 board, and to use copy/make instead of make/unmake. At ...
by lauriet
Sat Nov 19, 2016 11:07 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: help from Bob please
Replies: 9
Views: 2144

help from Bob please

Hi bob, Im asking you because i believe you have probably thought and tried everything....... I dont want to do legal move gen. I dont want to do in_check in search. I want to just let the king be captured (like any other piece) and search will return a score of -10000 cp say. The problem is the pro...
by lauriet
Wed Nov 16, 2016 4:29 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Define end game
Replies: 10
Views: 2721

Define end game

Any tips on the things to consider for my function 'endgame'.
Should I just look at material left ?
Number of moves played ?

Thanks
Laurie.
by lauriet
Sun Nov 13, 2016 4:06 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: help with searching posts
Replies: 4
Views: 926

Re: help with searching posts

>>You used 'search for all terms'? I only get 4 pages with your search.


That helps...thanks
by lauriet
Sat Nov 12, 2016 10:22 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: help with searching posts
Replies: 4
Views: 926

help with searching posts

When i try to search the forum for a particular phrase (eg principle variation) I get lots of posts that have no relevance to this.
What am i doing wrong ?