/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
- Copyright (C) 2008 Marco Costalba
+ Copyright (C) 2008-2013 Marco Costalba, Joona Kiiski, Tord Romstad
Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
-
+
Stockfish is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-
-#if !defined(PSQTAB_H_INCLUDED)
+#ifndef PSQTAB_H_INCLUDED
#define PSQTAB_H_INCLUDED
-////
-//// Includes
-////
-
-#include "position.h"
-#include "value.h"
+#include "types.h"
+#define S(mg, eg) make_score(mg, eg)
-////
-//// Variables
-////
-
-static const Value MP = PawnValueMidgame;
-static const Value MK = KnightValueMidgame;
-static const Value MB = BishopValueMidgame;
-static const Value MR = RookValueMidgame;
-static const Value MQ = QueenValueMidgame;
-
-static const int MgPST[][64] = {
- { },
- {// Pawn
- // A B C D E F G H
- 0, 0, 0, 0, 0, 0, 0, 0,
- MP-38, MP-12, MP- 0, MP+12, MP+12, MP- 0, MP-12, MP-38,
- MP-38, MP-12, MP+ 6, MP+38, MP+38, MP+ 6, MP-12, MP-38,
- MP-38, MP-12, MP+16, MP+64, MP+64, MP+16, MP-12, MP-38,
- MP-38, MP-12, MP+16, MP+38, MP+38, MP+16, MP-12, MP-38,
- MP-38, MP-12, MP+ 6, MP+12, MP+12, MP+ 6, MP-12, MP-38,
- MP-38, MP-12, MP- 0, MP+12, MP+12, MP- 0, MP-12, MP-38,
- 0, 0, 0, 0, 0, 0, 0, 0
- },
- {// Knight
- // A B C D E F G H
- MK-128, MK-102, MK-76, MK-64, MK-64, MK-76, MK-102, MK-128,
- MK- 89, MK- 64, MK-38, MK-25, MK-25, MK-38, MK- 64, MK- 89,
- MK- 51, MK- 25, MK- 0, MK+12, MK+12, MK- 0, MK- 25, MK- 51,
- MK- 25, MK- 0, MK+25, MK+38, MK+38, MK+25, MK- 0, MK- 25,
- MK- 12, MK+ 12, MK+38, MK+51, MK+51, MK+38, MK+ 12, MK- 12,
- MK- 12, MK+ 12, MK+38, MK+51, MK+51, MK+38, MK+ 12, MK- 12,
- MK- 51, MK- 25, MK- 0, MK+12, MK+12, MK- 0, MK- 25, MK- 51,
- MK-182, MK- 64, MK-38, MK-25, MK-25, MK-38, MK- 64, MK-182
- },
- {// Bishop
- // A B C D E F G H
- MB-46, MB-46, MB-40, MB-35, MB-35, MB-40, MB-46, MB-46,
- MB-20, MB- 0, MB- 5, MB- 0, MB- 0, MB- 5, MB- 0, MB-20,
- MB-15, MB- 5, MB+10, MB+ 5, MB+ 5, MB+10, MB- 5, MB-15,
- MB-10, MB- 0, MB+ 5, MB+20, MB+20, MB+ 5, MB- 0, MB-10,
- MB-10, MB- 0, MB+ 5, MB+20, MB+20, MB+ 5, MB- 0, MB-10,
- MB-15, MB- 5, MB+10, MB+ 5, MB+ 5, MB+10, MB- 5, MB-15,
- MB-20, MB- 0, MB- 5, MB- 0, MB- 0, MB- 5, MB- 0, MB-20,
- MB-20, MB-20, MB-15, MB-10, MB-10, MB-15, MB-20, MB-20
- },
- {// Rook
- // A B C D E F G H
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18,
- MR-18, MR-10, MR-3, MR+4, MR+4, MR-3, MR-10, MR-18
- },
- {// Queen
- //A B C D E F G H
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ,
- MQ, MQ, MQ, MQ, MQ, MQ, MQ, MQ
- },
- {// King
- //A B C D E F G H
- 302, 328, 276, 225, 225, 276, 328, 302,
- 276, 302, 251, 200, 200, 251, 302, 276,
- 225, 251, 200, 149, 149, 200, 251, 225,
- 200, 225, 175, 124, 124, 175, 225, 200,
- 175, 200, 149, 98, 98, 149, 200, 175,
- 149, 175, 124, 72, 72, 124, 175, 149,
- 124, 149, 98, 47, 47, 98, 149, 124,
- 98, 124, 72, 21, 21, 72, 124, 98
- }
-};
-static const Value EP = PawnValueEndgame;
-static const Value EK = KnightValueEndgame;
-static const Value EB = BishopValueEndgame;
-static const Value ER = RookValueEndgame;
-static const Value EQ = QueenValueEndgame;
+/// PSQT[PieceType][Square] contains Piece-Square scores. For each piece type on
+/// a given square a (midgame, endgame) score pair is assigned. PSQT is defined
+/// for white side, for black side the tables are symmetric.
-static const int EgPST[][64] = {
+static const Score PSQT[][SQUARE_NB] = {
{ },
- {// Pawn
- //A B C D E F G H
- 0, 0, 0, 0, 0, 0, 0, 0,
- EP, EP, EP, EP, EP, EP, EP, EP,
- EP, EP, EP, EP, EP, EP, EP, EP,
- EP, EP, EP, EP, EP, EP, EP, EP,
- EP, EP, EP, EP, EP, EP, EP, EP,
- EP, EP, EP, EP, EP, EP, EP, EP,
- EP, EP, EP, EP, EP, EP, EP, EP,
- 0, 0, 0, 0, 0, 0, 0, 0
+ { // Pawn
+ S( 0, 0), S( 0, 0), S( 0, 0), S( 0, 0), S(0, 0), S( 0, 0), S( 0, 0), S( 0, 0),
+ S(-20,-8), S(-6,-8), S( 4,-8), S(14,-8), S(14,-8), S( 4,-8), S(-6,-8), S(-20,-8),
+ S(-20,-8), S(-6,-8), S( 9,-8), S(34,-8), S(34,-8), S( 9,-8), S(-6,-8), S(-20,-8),
+ S(-20,-8), S(-6,-8), S(17,-8), S(54,-8), S(54,-8), S(17,-8), S(-6,-8), S(-20,-8),
+ S(-20,-8), S(-6,-8), S(17,-8), S(34,-8), S(34,-8), S(17,-8), S(-6,-8), S(-20,-8),
+ S(-20,-8), S(-6,-8), S( 9,-8), S(14,-8), S(14,-8), S( 9,-8), S(-6,-8), S(-20,-8),
+ S(-20,-8), S(-6,-8), S( 4,-8), S(14,-8), S(14,-8), S( 4,-8), S(-6,-8), S(-20,-8),
+ S( 0, 0), S( 0, 0), S( 0, 0), S( 0, 0), S(0, 0), S( 0, 0), S( 0, 0), S( 0, 0)
},
- {// Knight
- // A B C D E F G H
- EK-102, EK-76, EK-51, EK-38, EK-38, EK-51, EK-76, EK-102,
- EK- 76, EK-51, EK-25, EK-12, EK-12, EK-25, EK-51, EK-76,
- EK- 51, EK-25, EK- 0, EK+12, EK+12, EK- 0, EK-25, EK-51,
- EK- 38, EK-12, EK+12, EK+25, EK+25, EK+12, EK-12, EK-38,
- EK- 38, EK-12, EK+12, EK+25, EK+25, EK+12, EK-12, EK-38,
- EK- 51, EK-25, EK- 0, EK+12, EK+12, EK- 0, EK-25, EK-51,
- EK- 76, EK-51, EK-25, EK-12, EK-12, EK-25, EK-51, EK-76,
- EK-102, EK-76, EK-51, EK-38, EK-38, EK-51, EK-76, EK-102
+ { // Knight
+ S(-135,-104), S(-107,-79), S(-80,-55), S(-67,-42), S(-67,-42), S(-80,-55), S(-107,-79), S(-135,-104),
+ S( -93, -79), S( -67,-55), S(-39,-30), S(-25,-17), S(-25,-17), S(-39,-30), S( -67,-55), S( -93, -79),
+ S( -53, -55), S( -25,-30), S( 1, -6), S( 13, 5), S( 13, 5), S( 1, -6), S( -25,-30), S( -53, -55),
+ S( -25, -42), S( 1,-17), S( 27, 5), S( 41, 18), S( 41, 18), S( 27, 5), S( 1,-17), S( -25, -42),
+ S( -11, -42), S( 13,-17), S( 41, 5), S( 55, 18), S( 55, 18), S( 41, 5), S( 13,-17), S( -11, -42),
+ S( -11, -55), S( 13,-30), S( 41, -6), S( 55, 5), S( 55, 5), S( 41, -6), S( 13,-30), S( -11, -55),
+ S( -53, -79), S( -25,-55), S( 1,-30), S( 13,-17), S( 13,-17), S( 1,-30), S( -25,-55), S( -53, -79),
+ S(-193,-104), S( -67,-79), S(-39,-55), S(-25,-42), S(-25,-42), S(-39,-55), S( -67,-79), S(-193,-104)
},
- {// Bishop
- // A B C D E F G H
- EB-46, EB-30, EB-23, EB-15, EB-15, EB-23, EB-30, EB-46,
- EB-30, EB-15, EB- 7, EB- 0, EB- 0, EB- 7, EB-15, EB-30,
- EB-23, EB- 7, EB- 0, EB+ 7, EB+ 7, EB- 0, EB- 7, EB-23,
- EB-15, EB- 0, EB+ 7, EB+15, EB+15, EB+ 7, EB- 0, EB-15,
- EB-15, EB- 0, EB+ 7, EB+15, EB+15, EB+ 7, EB- 0, EB-15,
- EB-23, EB- 7, EB- 0, EB+ 7, EB+ 7, EB- 0, EB- 7, EB-23,
- EB-30, EB-15, EB- 7, EB- 0, EB- 0, EB- 7, EB-15, EB-30,
- EB-46, EB-30, EB-23, EB-15, EB-15, EB-23, EB-30, EB-46
+ { // Bishop
+ S(-40,-59), S(-40,-42), S(-35,-35), S(-30,-26), S(-30,-26), S(-35,-35), S(-40,-42), S(-40,-59),
+ S(-17,-42), S( 0,-26), S( -4,-18), S( 0,-11), S( 0,-11), S( -4,-18), S( 0,-26), S(-17,-42),
+ S(-13,-35), S( -4,-18), S( 8,-11), S( 4, -4), S( 4, -4), S( 8,-11), S( -4,-18), S(-13,-35),
+ S( -8,-26), S( 0,-11), S( 4, -4), S( 17, 4), S( 17, 4), S( 4, -4), S( 0,-11), S( -8,-26),
+ S( -8,-26), S( 0,-11), S( 4, -4), S( 17, 4), S( 17, 4), S( 4, -4), S( 0,-11), S( -8,-26),
+ S(-13,-35), S( -4,-18), S( 8,-11), S( 4, -4), S( 4, -4), S( 8,-11), S( -4,-18), S(-13,-35),
+ S(-17,-42), S( 0,-26), S( -4,-18), S( 0,-11), S( 0,-11), S( -4,-18), S( 0,-26), S(-17,-42),
+ S(-17,-59), S(-17,-42), S(-13,-35), S( -8,-26), S( -8,-26), S(-13,-35), S(-17,-42), S(-17,-59)
},
- {// Rook
- // A B C D E F G H
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3,
- ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3, ER-3
+ { // Rook
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3),
+ S(-12, 3), S(-7, 3), S(-2, 3), S(2, 3), S(2, 3), S(-2, 3), S(-7, 3), S(-12, 3)
},
- {// Queen
- // A B C D E F G H
- EQ-61, EQ-40, EQ-30, EQ-20, EQ-20, EQ-30, EQ-40, EQ-61,
- EQ-40, EQ-20, EQ-10, EQ- 0, EQ- 0, EQ-10, EQ-20, EQ-40,
- EQ-30, EQ-10, EQ- 0, EQ+10, EQ+10, EQ- 0, EQ-10, EQ-30,
- EQ-20, EQ- 0, EQ+10, EQ+20, EQ+20, EQ+10, EQ- 0, EQ-20,
- EQ-20, EQ- 0, EQ+10, EQ+20, EQ+20, EQ+10, EQ- 0, EQ-20,
- EQ-30, EQ-10, EQ- 0, EQ+10, EQ+10, EQ- 0, EQ-10, EQ-30,
- EQ-40, EQ-20, EQ-10, EQ- 0, EQ- 0, EQ-10, EQ-20, EQ-40,
- EQ-61, EQ-40, EQ-30, EQ-20, EQ-20, EQ-30, EQ-40, EQ-61
+ { // Queen
+ S(8,-80), S(8,-54), S(8,-42), S(8,-30), S(8,-30), S(8,-42), S(8,-54), S(8,-80),
+ S(8,-54), S(8,-30), S(8,-18), S(8, -6), S(8, -6), S(8,-18), S(8,-30), S(8,-54),
+ S(8,-42), S(8,-18), S(8, -6), S(8, 6), S(8, 6), S(8, -6), S(8,-18), S(8,-42),
+ S(8,-30), S(8, -6), S(8, 6), S(8, 18), S(8, 18), S(8, 6), S(8, -6), S(8,-30),
+ S(8,-30), S(8, -6), S(8, 6), S(8, 18), S(8, 18), S(8, 6), S(8, -6), S(8,-30),
+ S(8,-42), S(8,-18), S(8, -6), S(8, 6), S(8, 6), S(8, -6), S(8,-18), S(8,-42),
+ S(8,-54), S(8,-30), S(8,-18), S(8, -6), S(8, -6), S(8,-18), S(8,-30), S(8,-54),
+ S(8,-80), S(8,-54), S(8,-42), S(8,-30), S(8,-30), S(8,-42), S(8,-54), S(8,-80)
},
- {// King
- //A B C D E F G H
- 16, 78, 108, 139, 139, 108, 78, 16,
- 78, 139, 170, 200, 200, 170, 139, 78,
- 108, 170, 200, 230, 230, 200, 170, 108,
- 139, 200, 230, 261, 261, 230, 200, 139,
- 139, 200, 230, 261, 261, 230, 200, 139,
- 108, 170, 200, 230, 230, 200, 170, 108,
- 78, 139, 170, 200, 200, 170, 139, 78,
- 16, 78, 108, 139, 139, 108, 78, 16
+ { // King
+ S(287, 18), S(311, 77), S(262,105), S(214,135), S(214,135), S(262,105), S(311, 77), S(287, 18),
+ S(262, 77), S(287,135), S(238,165), S(190,193), S(190,193), S(238,165), S(287,135), S(262, 77),
+ S(214,105), S(238,165), S(190,193), S(142,222), S(142,222), S(190,193), S(238,165), S(214,105),
+ S(190,135), S(214,193), S(167,222), S(119,251), S(119,251), S(167,222), S(214,193), S(190,135),
+ S(167,135), S(190,193), S(142,222), S( 94,251), S( 94,251), S(142,222), S(190,193), S(167,135),
+ S(142,105), S(167,165), S(119,193), S( 69,222), S( 69,222), S(119,193), S(167,165), S(142,105),
+ S(119, 77), S(142,135), S( 94,165), S( 46,193), S( 46,193), S( 94,165), S(142,135), S(119, 77),
+ S(94, 18), S(119, 77), S( 69,105), S( 21,135), S( 21,135), S( 69,105), S(119, 77), S( 94, 18)
}
};
+#undef S
-#endif // !defined(PSQTAB_H_INCLUDED)
+#endif // #ifndef PSQTAB_H_INCLUDED
projects / stockfish / blobdiff