X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=data%2Ffmax.ini;h=db90b995bed13af574efab5b0df80ded57347833;hb=9fe97e3c568358c3402af44cefb8999e8fb6581d;hp=c7e6b124ce1b3cbe78dee39d88fd173d0c626745;hpb=feed3d023b7ddfbaa90bb4ef3b4607a2bd93cf0e;p=fairymax.git diff --git a/data/fmax.ini b/data/fmax.ini index c7e6b12..db90b99 100644 --- a/data/fmax.ini +++ b/data/fmax.ini @@ -135,21 +135,25 @@ Line 2: initial setup of white pieces on back rank Line 3: initial setup of black pieces on back rank Line 4-18: Description of piece types that can occur in the variant -There can be upto 15 piece types per variant, numbered 1 to 15. -Numbers 1 and 2 are considered Pawns for white and black, respectively, -and the 2nd and 7th rank of the opening setup will be filled with them. -These pieces will automatically promote to piece number 7 when they -reach last rank. So in normal Chess, piece 7 should be programmed as Queen. - -Castling can be done only with the original corner piece as specified -by line 2 and 3. Any royal piece can in principle castle. (Subject to -the normal restrictions on castling, i.e. not passing through check etc.) -If you don't want that, remove the castling moves from the King description. -If the castling initiator does not start in a central file, the results are +There can be upto 15 piece types per variant, numbered 1 to 15. +Numbers 1 and 2 are considered Pawns for white and black, respectively, +and the 2nd and 7th rank of the opening setup will be filled with them. +These pieces will automatically promote to piece number 7 when they +reach last rank. So in normal Chess, piece 7 should be programmed as Queen. +There is one exception to this: if the initial setup does have a white +piece 7, but not a black one, and black has a piece number 9, then +black will always promote to the latter. (This can be useful in variants +with different armies for black and white). + +Castling can be done only with the original corner piece as specified +by line 2 and 3. Any royal piece can in principle castle. (Subject to +the normal restrictions on castling, i.e. not passing through check etc.) +If you don't want that, remove the castling moves from the King description. +If the castling initiator does not start in a central file, the results are currently undefined. - -Most variant definitions can be seen at the end of this file. -Other lines in this file (i.e. those not recognized as belonging to a + +Most variant definitions can be seen at the end of this file. +Other lines in this file (i.e. those not recognized as belonging to a variant description) are ignored. They can be used for comments. @@ -166,17 +170,25 @@ The piece-description lines have the following syntax: c) the move-mode descriptor, most easily given in hexadecimal, as the individual bits specify the various options -The piece indicator character is used to set up positions, and for the -promotion choice as 5th character of an input move. (Fairy-Max itself -always promotes to "Queen", i.e. the 7th piece of the list.) -If more pieces use the same letter, the first one is used for white, -and the last one for black. If more than two have the same name, the -others cannot be indicated at all, but they could still occur in the -initial setup (where you specify them by number, not letter). - -NOTE: piece value 181 for piece 7 is reserved for Makruk, and enables -promotion on the 6th rank. Do not use it in other variants. - +The piece indicator character is used to set up positions, and for the +promotion choice as 5th character of an input move. (Fairy-Max itself +always promotes to "Queen", i.e. the 7th piece of the list.) +If more pieces use the same letter, the first one is used for white, +and the last one for black. If more than two have the same name, the +others cannot be indicated at all, but they could still occur in the +initial setup (where you specify them by number, not letter). + +Pieces with negative values are considered royal. If one side has more than +one royal piece of the same type, he loses if the _last_ one is captured. +This means any 'spare' royal pieces can be sacrificed, and the exchange +value assumed for them will be the absolute value of what you defined. +With a value -1, however, loss of the first piece of that type loses the game. +For royal piece types larger than 7 there is the special rule that it is not +allowed to leave more than one of them under attack ('duple check'). + +NOTE: piece value 181 for piece 7 is reserved for Makruk, and enables +promotion on the 6th rank. Do not use it in other variants. + The individual bits in the move-mode descriptor have the following meaning: In the last hexadecimal digit: 1 capture allowed (of enemy piece; own pieces always block a move) @@ -232,7 +244,16 @@ black Pawn, respectively, or promotions will have undefined effects. Also note that uMax does do primitive evaluation of Pawn structure, which might become counter-productive if the Pawn move is changed. - +A low digit equal to 4 gets special treatment, as the normal interpretation as +the last and only step of a move which can neither capture nor move is useles. +It will in stead be used as if it was 0 (i.e. there is a follow-up step), +but only if the piece has not moved before. If the 1 or 2 bit of the preceding +toggle digit are set, they then determine what the move can do after this second +step, in the normal way. (For pawn double-push and castling this would normally +be a non-capture.) The 4 and 8 bits of this toggle digit are not used for +toggling the leaper and hopper bits, though, but indicate if e.p. capture +on the reply should be suppressed, and if the move should be allowed to continue +even if the first step hits an occupied square. For the truly lazy, a few complete game descriptions can be found below: @@ -392,10 +413,10 @@ m:-1 1,34 -1,34 1,7 16,7 15,7 17,7 -1,7 -16,7 -15,7 -17,7 16,70 -16,70 d:625 1,7 16,7 -1,7 -16,7 15,3 17,3 -15,3 -17,3 // Set for Chess with Different Armies, FIDE vs Color-bound Cloberers (legality-testing off!) -Game: fairy +Game: fairy/FIDE-Clobberers 8x8 6 4 5 7 3 5 4 6 -11 9 10 12 8 10 9 11 +12 10 11 9 8 11 10 12 p:100 -16,24 -16,6 -15,5 -17,5 p:100 16,24 16,6 15,5 17,5 k:-1 1,34 -1,34 1,7 -1,7 16,7 15,7 17,7 -16,7 -15,7 -17,7 @@ -404,10 +425,30 @@ b:350 15,3 17,3 -15,3 -17,3 R:500 16,3 -16,3 -1,3 1,3 Q:950 1,3 16,3 15,3 17,3 -1,3 -16,3 -15,3 -17,3 k:-1 1,34 -1,1034 1,7 -1,7 16,7 15,7 17,7 -16,7 -15,7 -17,7 +A:875 15,3 17,3 -15,3 -17,3 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 e:320 30,7 34,7 -30,7 -34,7 16,7 -16,7 1,7 -1,7 c:480 15,7 17,7 -15,7 -17,7 32,7 -32,7 2,7 -2,7 30,7 34,7 -30,7 -34,7 l:530 15,3 17,3 -15,3 -17,3 32,7 -32,7 2,7 -2,7 -A:875 15,3 17,3 -15,3 -17,3 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 +m:275 1,7 16,7 15,7 17,7 -1,7 -16,7 -15,7 -17,7 +H:560 14,3 31,3 33,3 18,3 -14,3 -31,3 -33,3 -18,3 + +// Set for Chess with Different Armies, FIDE vs Color-bound Cloberers (legality-testing off!) +Game: fairy/FIDE-Nutters +8x8 +6 4 5 7 3 5 4 6 +12 10 11 9 8 11 10 12 +p:100 -16,24 -16,6 -15,5 -17,5 +p:100 16,24 16,6 15,5 17,5 +k:-1 1,34 -1,34 1,7 -1,7 16,7 15,7 17,7 -16,7 -15,7 -17,7 +n:325 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 +b:350 15,3 17,3 -15,3 -17,3 +R:500 16,3 -16,3 -1,3 1,3 +Q:950 1,3 16,3 15,3 17,3 -1,3 -16,3 -15,3 -17,3 +k:-1 1,34 -1,1034 1,7 -1,7 16,7 15,7 17,7 -16,7 -15,7 -17,7 +A:990 16,3 1,3 -1,3 14,7 31,7 33,7 18,7 -14,7 1,7 -1,7 16,7 15,7 17,7 -16,7 -15,7 -17,7 +e:300 31,7 33,7 15,7 17,7 -31,7 -33,7 -15,7 -17,7 +c:335 31,7 33,7 14,7 18,7 1,7 -1,7 -16,7 -15,7 -17,7 +l:480 16,3 1,3 -1,3 -16,7 -15,7 -17,7 m:275 1,7 16,7 15,7 17,7 -1,7 -16,7 -15,7 -17,7 H:560 14,3 31,3 33,3 18,3 -14,3 -31,3 -33,3 -18,3 @@ -428,4 +469,21 @@ g:640 1,7 16,7 -1,7 -16,7 2,7 -2,7 32,7 -32,7 15,7 17,7 -15,7 -17,7 30,7 34,7 -3 h:640 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 15,7 17,7 -15,7 -17,7 30,7 34,7 -30,7 -34,7 m:640 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 1,7 16,7 -1,7 -16,7 2,7 -2,7 32,7 -32,7 +// Spartan Chess, where black has a different army from white's orthodox FIDE, with two kings +Game: fairy/Spartan # PNBRQ..............K....q.lwg.....c...hk +8x8 +6 4 5 7 11 5 4 6 +3 9 11 8 8 11 10 3 +p:74 -16,64 -16,6 -15,5 -17,5 +h:74 15,E4 17,E4 16,5 15,6 17,6 +l:270 15,7 17,7 -15,7 -17,7 30,7 34,7 -30,7 -34,7 1,6 -1,6 +n:259 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 +b:296 15,3 17,3 -15,3 -17,3 +R:444 1,3 16,3 -1,3 -16,3 +Q:851 1,3 16,3 15,3 17,3 -1,3 -16,3 -15,3 -17,3 +c:250 1,7 16,7 -1,7 -16,7 2,7 -2,7 32,7 -32,7 +G:814 1,3 16,3 -1,3 -16,3 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 +w:790 15,3 17,3 -15,3 -17,3 14,7 31,7 33,7 18,7 -14,7 -31,7 -33,7 -18,7 +k:-400 1,34 -1,34 1,7 16,7 15,7 17,7 -1,7 -16,7 -15,7 -17,7 + // End of game file