Author: Lex Loep
Date: 02:18:44 01/18/00
Go up one level in this thread
On January 18, 2000 at 01:31:12, Tina Long wrote: >On January 17, 2000 at 14:26:12, Lex Loep wrote: > >>On January 17, 2000 at 12:56:48, Robert Hyatt wrote: >> >>>On January 17, 2000 at 10:24:05, Ernst Walet wrote: >>> >>>>On January 17, 2000 at 10:12:14, Robert Hyatt wrote: >>>> >>>>>Someone just pointed out something that I wanted to get some confirmation on >>>>>about this interface. Based on what I saw, it seems that this interface is >>>>>breaking at least two things in "Crafty" if it is run under chess partner: >>>>> >>>>>(1) When sending a move to the engine, they first seem to send an "undo" >>>>>followed by a "force" followed by the move, followed by "move". This simply >>>>>tears up thinking on the opponent's time. Because the undo/force commands >>>>>terminate the ponder search in crafty instantly. >>>>> >>>>>(2) This also totally breaks my book learning, since it is done every move and >>>>>crafty never realizes that it is 10 moves out of book, since the position keeps >>>>>getting reset. >>>>> >>>>>If this is true, it is just like the original version of the ChessBase >>>>>interface, and means engine vs engine or engine vs operator games are no >>>>>good, at least for the engines that are _really_ winboard compatible. >>>>> >>>>>Can anyone confirm this if you have chesspartner 4.2? IE play a few games >>>>>using Crafty as one engine (assuming it supports engine vs engine games) or >>>>>else play a few moves manually vs crafty in this interface, making sure that >>>>>it gets out of book. Then send me the log.nnn file. We don't need a bunch of >>>>>tournament results from this interface it if is really behaving like this, as >>>>>the games are meaningless... >>>> >>>> >>>>I think I know who told you, as he told me as well. I tested it with the >>>>Rebel-Tiger beta and can confirm this happening, alas. >>>> >>>>Ernst-J. >>> >>> >>>If this is true, (a) it is horrible programming and (b) means no matches played >>>under chesspartner are worth anything at all. That "trick" wrecks everything I >>>do for sure. I assume it is not helpful to others. But in any case, in such >>>a match, crafty plays without pondering, will _definitely_ clear the hash >>>frequently, and can't learn at all. >> >>It is true, this 'trick' was necessary to get the GUI features like movelist >>navigation, variations, game analysis etc. working kind of reliable. >>(a) It is not horrible programming, it works the way it was intended, I just >>did not realize it would break crafty. >>Problem is the winboard interface was never intended as a computer interface >>and has it's short comings, not to mention the variations amongst engines. >>Anyway, the winboard adapter is being worked on and this problem will be >>fixed soon. >> >>Lex >Hi Lex et. al. > >I sort of understand this thread & need a little clarification. >When My Chess Tiger program arrives: > >True or False? > >1) Tiger will play as it should with ponder (& learning?), in ordinary games >and Engine v Engine Games. > Absolutely ! >2) Other Winboard Engines will play ok, but not have ponder on opponents time, >or learning. So I can use them for playing, but not valid engine-engine >competition. Not al winboard engines are equal, on some ponder may on some it may not work. Playing in general would be ok. > >3) Rebel-Windows Engine (when available) will play as it should like Tiger >does. > Absolutely. >4) There will be a free patch correcting 2 available for download sometime >soon. > ChessPartner is a evolving product, there are regular free updates. Keep an eye on our website or subscribe to our mailing list. http://www.lokasoft.nl/uk/downloads.htm Lex > >Thank you, >Tina Long
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