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Comments by catugo

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The birth of two variants: Apothecary chess 1 & Apothecary chess 2[Subject Thread] [Add Response]
Aurelian Florea wrote on Wed, Oct 5, 2016 07:39 AM UTC:

Yes, it was that knight, the one with the four threeper enhancements. The fact here is that the knights enhancement is almost useless as a knight can go (3,3) in 2 moves anyway (NmG in Betza notation). And also it's too long. The point of this enhancement was not to have the same enhancement like in omega chess but I guess that one was the most interesting enhancement. Bishop pair matters of course. But this is the proper exmperiment I think as it is close to the real game (where you start with bishops on oposite colors). I think the elephant (who won versus the knight) would be closer to the bishop. I doubt any rock-paper scisors effects are in place in those 2 games. The elephant enhacement has a double role, it is long (not long enough to jump over board) and is unbounding.

Thanks for your help, H.G.


Aurelian Florea wrote on Thu, Oct 6, 2016 01:46 PM UTC:

Apothecary 2 Bishops VS Elephants has finished;

Bishops wins:93

Elephant wins:75

draws: 32

Bishops points:109

Elephant points:91


Aurelian Florea wrote on Thu, Oct 6, 2016 04:29 PM UTC:

Apothecary 2 experiment Knights VS Camels has finished

Knights wins:84

Camels wins :80

Draws:36

Knights Points:102

Camels Points:98


Aurelian Florea wrote on Fri, Oct 7, 2016 10:15 PM UTC:

Apothecary 1 experiment bishops vs knights has finished.

Bishops wins:76

Knights wins:101

draws :23

Bishops Points:87.5

Knights Points :112.5


Aurelian Florea wrote on Sat, Oct 8, 2016 04:42 AM UTC:

Apothecary 2 Knights VS Zebras has finished;

Knights wins:90

Zebras wins:72

Draws:38

Knights Points:109

Zebras Points:91


Aurelian Florea wrote on Sat, Oct 8, 2016 09:07 AM UTC:

The mZ enhanced knight was indeed considered weaker as I expected the enhancement to be long, too. But it seems perfect giving the circumstances. So in the second iteration the NmZ knight will be considered stronger. Also remember the real promotion rule. I wonder how are things on a 12x12. I assume that the mZ would increase in usefulness but overall the bishop will close the gap. On a 10x10 the knight appears to be better despite nothing being said on the omegachess.com. So this could be an interesting discovery. Not much can be said about NmG though, is very little stronger than a N on a 10x10. In apothecary 2 the elephant FAmH is the most interesting minor although weaker than a bishop. The camel LmW does cool things, too.


Caïssa Britannia. British themed variant with Lions, Unicorns, Dragons, Anglican Bishops, and a royal Queen. (10x10, Cells: 100) [All Comments] [Add Comment or Rating]
Aurelian Florea wrote on Sat, Oct 8, 2016 09:46 AM UTC:

H.G.,

I think the bishop is named anglican, not angelican!


Interactive diagrams. (Updated!) Diagrams that interactively show piece moves.[All Comments] [Add Comment or Rating]
Aurelian Florea wrote on Sat, Oct 8, 2016 12:01 PM UTC:

All your work the passed weeks with the diagrams is great, but I must ask:

1.Do they support hexagonall mappings?

2.Do they suport Xiangqi style rivers?

I think the short answer to both questions is no. Any hope for these facilities soon?


Aurelian Florea wrote on Sat, Oct 8, 2016 03:51 PM UTC:

Thanks, It's nice to know for future projects!


The birth of two variants: Apothecary chess 1 & Apothecary chess 2[Subject Thread] [Add Response]
Aurelian Florea wrote on Sun, Oct 9, 2016 03:50 AM UTC:

Apothecary 1 Champions vs Wizards

Champions wins:105

Wizards wins :76

draws:19

Champions Points:114.5

Wizards Points:85.5


Florea Aurelian asking questions about chess programming[Subject Thread] [Add Response]
Aurelian Florea wrote on Sun, Oct 9, 2016 06:00 AM UTC:

Hello,

After toying a bit with fairy-max, chessV, and sjaak 2, I have decided to write my own c++ code that will support many chess variants. I am aware of the chess programming wiki but I am also aware of experienced chess programmers roaming this website, so I hope for interactive Q&A in the limit of possibilities for people like H.G.Muller, Greg Strong or others. The main purpose is though that those games will play my own very large board variants, so the program will be optimized for that.

Thanks for all your contributions.

Some technical stuff:

The program will be written in c++ with lots of polymorphism and late binding in the desire for flexibility. It is also supposed to be fast so it is really difficult to program that all. The AI will use machine learning in the way DEEP PINK works, as I took inspiration from there. All this I deem it doable but it is difficult as this is my first chess variants program. The AI is meant to be strong.

I also need help for technical stuff like interfacing with WinBoard, but everything in their own time.

Thanks for all your help!


Aurelian Florea wrote on Sun, Oct 9, 2016 09:10 AM UTC:

Thanks!


The birth of two variants: Apothecary chess 1 & Apothecary chess 2[Subject Thread] [Add Response]
Aurelian Florea wrote on Sun, Oct 9, 2016 04:33 PM UTC:

Apothecary 2 Bishops VS Camels has finished

Bishops wins:107

Camels wins:67

draws:26

Bishops Points:120

Camels Points:80


Florea Aurelian asking questions about chess programming[Subject Thread] [Add Response]
Aurelian Florea wrote on Mon, Oct 10, 2016 01:55 AM UTC:

H.G.,

I took notice of talkchess.com and I'll start talking fairy chess there too.

Now I must ask. For bend riders I was generating moves in one bitset<s> (where s stands for board size). So, bottom line I was having on bitset for each piece's moves and one bitset for each piece's captures. I mean all moves not just one leg. I think this way information is more dense. But is that worse that looping for each direction of a piece. Also my bitsets were not null terminated but had a fixed size- the size of the board. So bottom line every piece has a bitboard with availeble moves and a bitboard with availeble captures. Is that ok? Is that recomended?


Interactive diagrams. (Updated!) Diagrams that interactively show piece moves.[All Comments] [Add Comment or Rating]
Aurelian Florea wrote on Mon, Oct 10, 2016 02:48 AM UTC:

I've noticed somthing odd with my diagrams for small apothecary 1 chess (the ones on my computer that use the javascript). The griffin, and griffin only shows grey pseudo-check moves. This can't be right and needs fixing.


Aurelian Florea wrote on Mon, Oct 10, 2016 02:49 AM UTC:

And the queen in small apothecary 2!


Aurelian Florea wrote on Mon, Oct 10, 2016 07:40 AM UTC:

Ok, thanks!


Aurelian Florea wrote on Mon, Oct 10, 2016 07:47 AM UTC:

You were correct,H.G., I did written royal=3 (as was my case) and I'm fine!


The birth of two variants: Apothecary chess 1 & Apothecary chess 2[Subject Thread] [Add Response]
Aurelian Florea wrote on Mon, Oct 10, 2016 12:46 PM UTC:

Apothecary 1 Bishops VS Wizards has finished

Bishops wins:82

Wizard wins :102

draws:16

Bishops points:90

Wizards points:110


Aurelian Florea wrote on Mon, Oct 10, 2016 01:03 PM UTC:

I'm quite excited about the last two result of my 2 small apothecary games using Fairy-Max. It seems a normal B bishop is roughly half a pawn stronger than a apothecary 2 camel LmW but a quarter pawn weaker than a Wizard LF . So the wizards colourboundness doesn't seem to affect that much. The difference between LF and LmW should be 0.5 pawns according the H.G.Muller's rule of thumb (mPower=1/2 cPower) but it it's hard to tell. Here it seems a bit more, but there are several factors not considered in this approximation. The point is that the wizard's colourboundness is not that relevant. That's why I gave the camel and just move wazir power after all, and it doesn't seem to suffice.


Aurelian Florea wrote on Mon, Oct 10, 2016 01:44 PM UTC:

H.G., Well I meant the difference between the F captures of LF by comparison to the wazir just moves (but  unbounding) of the LmW. It is highly weird that the LF is 0.75 pawns stronger than a LmW,although we are talking different games.

I hope Fergus is reading the gross chess assesment as I believe, too, that the wizard is sensibly stronger than a knight. We'll see how it faces the advanced knight NmZ soon.


Aurelian Florea wrote on Tue, Oct 11, 2016 03:26 AM UTC:

Color binding doesn't hurt a piece if there are enough friendly pieces to compensate for the missing squares I guess.


Xiangqi: Chinese Chess. Links and rules for Xiangqi (Chinese Chess). (9x10, Cells: 90) (Recognized!)[All Comments] [Add Comment or Rating]
Aurelian Florea wrote on Tue, Oct 11, 2016 07:15 AM UTC:

Noob qustion (again):Why the knight doesn't need an y modifier for turning 45 degrees? I mean what does ayfW means then? From what I understand in your spelling H.G., afsW means that you have passed (somehow unblocked) throught the dababah square!


Glinski's Hexagonal Chess. Chess on a board made out of hexagons. (Recognized!)[All Comments] [Add Comment or Rating]
Aurelian Florea wrote on Tue, Oct 11, 2016 08:17 AM UTC:

Is there a way for interfacing hexagonal chess variants software with winboard?


The birth of two variants: Apothecary chess 1 & Apothecary chess 2[Subject Thread] [Add Response]
Aurelian Florea wrote on Tue, Oct 11, 2016 09:30 AM UTC:

Beeing on the discussion on color binding I noticed that I don't understand the concept well enough. How do I figure out if a piece is color binded. For square tilling it is easier but for hex is more difficult. For 3D is also a bit more difficult that for squares. I'm mostly interested about (m,n) leapers on a hexagonal board. Are there color binded  twice leapers that are (m1,n1)&(m2,n2)? For example (4,1)&(3,0) is a third board bounded. What about 3D? Can anyone help me with a general math answer?


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