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Subject: Re: Perft breakdown

Author: Tom Likens

Date: 00:43:56 12/02/03

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On December 02, 2003 at 03:01:21, Dann Corbit wrote:

>Does anyone have a perft breakdown by move type (chessman moved)?
>Does anyone have a perft breakdown by capture/non-capture?
>How about special operations like e.p. capture, promotion, checks?

Dann,

I have part of what you need.  For the position following Djinn gives:

[D]6r1/2rp1kpp/2qQp3/p3Pp1P/1pP2P2/1P2KP2/P5R1/6R1 w - - 0 1

 WHITE<1> perft -v 4

Total number of moves for depth 1: 40

                White               Black
                =====               =====
 NORMAL         33                  0
 CAPTURE        6                   0
 ENPASSANT      0                   0
 PROMOTION      0                   0
 PCAPTURE       0                   0
 CASTLED_KS     0                   0
 CASTLED_QS     0                   0
 PAWN_JUMP      1                   0

Total number of moves for depth 2: 972

                White               Black
                =====               =====
 NORMAL         0                   818
 CAPTURE        0                   113
 ENPASSANT      0                   1
 PROMOTION      0                   0
 PCAPTURE       0                   0
 CASTLED_KS     0                   0
 CASTLED_QS     0                   0
 PAWN_JUMP      0                   40

Total number of moves for depth 3: 33523

                White               Black
                =====               =====
 NORMAL         28221               0
 CAPTURE        4532                0
 ENPASSANT      39                  0
 PROMOTION      0                   0
 PCAPTURE       0                   0
 CASTLED_KS     0                   0
 CASTLED_QS     0                   0
 PAWN_JUMP      731                 0

Total number of moves for depth 4: 871904

                White               Black
                =====               =====
 NORMAL         0                   737174
 CAPTURE        0                   99357
 ENPASSANT      0                   708
 PROMOTION      0                   0
 PCAPTURE       0                   0
 CASTLED_KS     0                   0
 CASTLED_QS     0                   0
 PAWN_JUMP      0                   34665

   Depth     Peft(depth)      Total Nodes
   -----     -----------      -----------
     0                40               40
     1               972             1012
     2             33523            34535
     3            871904           906439

regards,
--tom



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