/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
- Copyright (C) 2008-2009 Marco Costalba
+ Copyright (C) 2008-2012 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
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-
#if !defined(PSQTAB_H_INCLUDED)
#define PSQTAB_H_INCLUDED
-////
-//// Includes
-////
-
-#include "value.h"
-
+#include "types.h"
-////
-//// Constants modified by Joona Kiiski
-////
+#define S(mg, eg) make_score(mg, eg)
-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-34, MP-12, MP- 2, MP+ 8, MP+ 8, MP- 2, MP-12, MP-34,
- MP-34, MP-12, MP+ 3, MP+30, MP+30, MP+ 3, MP-12, MP-34,
- MP-34, MP-12, MP+11, MP+52, MP+52, MP+11, MP-12, MP-34,
- MP-34, MP-12, MP+11, MP+30, MP+30, MP+11, MP-12, MP-34,
- MP-34, MP-12, MP+ 3, MP+ 8, MP+ 8, MP+ 3, MP-12, MP-34,
- MP-34, MP-12, MP- 2, MP+ 8, MP+ 8, MP- 2, MP-12, MP-34,
- 0, 0, 0, 0, 0, 0, 0, 0
- },
- {// Knight
- // A B C D E F G H
- MK-136, MK-108, MK-81, MK-68, MK-68, MK-81, MK-108, MK-136,
- MK- 94, MK- 68, MK-40, MK-26, MK-26, MK-40, MK- 68, MK- 94,
- MK- 54, MK- 26, MK+ 0, MK+12, MK+12, MK+ 0, MK- 26, MK- 54,
- MK- 26, MK+ 0, MK+26, MK+40, MK+40, MK+26, MK+ 0, MK- 26,
- MK- 12, MK+ 12, MK+40, MK+54, MK+54, MK+40, MK+ 12, MK- 12,
- MK- 12, MK+ 12, MK+40, MK+54, MK+54, MK+40, MK+ 12, MK- 12,
- MK- 54, MK- 26, MK+ 0, MK+12, MK+12, MK+ 0, MK- 26, MK- 54,
- MK-194, MK- 68, MK-40, MK-26, MK-26, MK-40, MK- 68, MK-194
- },
- {// Bishop
- // A B C D E F G H
- MB-41, MB-41, MB-36, MB-31, MB-31, MB-36, MB-41, MB-41,
- MB-18, MB- 1, MB- 5, MB- 1, MB- 1, MB- 5, MB- 1, MB-18,
- MB-14, MB- 5, MB+ 7, MB+ 3, MB+ 3, MB+ 7, MB- 5, MB-14,
- MB- 9, MB- 1, MB+ 3, MB+16, MB+16, MB+ 3, MB- 1, MB- 9,
- MB- 9, MB- 1, MB+ 3, MB+16, MB+16, MB+ 3, MB- 1, MB- 9,
- MB-14, MB- 5, MB+ 7, MB+ 3, MB+ 3, MB+ 7, MB- 5, MB-14,
- MB-18, MB- 1, MB- 5, MB- 1, MB- 1, MB- 5, MB- 1, MB-18,
- MB-18, MB-18, MB-14, MB- 9, MB- 9, MB-14, MB-18, MB-18
- },
- {// Rook
- // A B C D E F G H
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14,
- MR-14, MR-9, MR-4, MR-0, MR-0, MR-4, MR-9, MR-14
- },
- {// Queen
- // A B C D E F G H
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12,
- MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12, MQ+12
- },
- {// 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-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7, EP-7,
- 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(-28,-8), S(-6,-8), S( 4,-8), S(14,-8), S(14,-8), S( 4,-8), S(-6,-8), S(-28,-8),
+ S(-28,-8), S(-6,-8), S( 9,-8), S(36,-8), S(36,-8), S( 9,-8), S(-6,-8), S(-28,-8),
+ S(-28,-8), S(-6,-8), S(17,-8), S(58,-8), S(58,-8), S(17,-8), S(-6,-8), S(-28,-8),
+ S(-28,-8), S(-6,-8), S(17,-8), S(36,-8), S(36,-8), S(17,-8), S(-6,-8), S(-28,-8),
+ S(-28,-8), S(-6,-8), S( 9,-8), S(14,-8), S(14,-8), S( 9,-8), S(-6,-8), S(-28,-8),
+ S(-28,-8), S(-6,-8), S( 4,-8), S(14,-8), S(14,-8), S( 4,-8), S(-6,-8), S(-28,-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-104, EK-79, EK-55, EK-42, EK-42, EK-55, EK-79, EK-104,
- EK- 79, EK-55, EK-30, EK-17, EK-17, EK-30, EK-55, EK- 79,
- EK- 55, EK-30, EK- 6, EK+ 5, EK+ 5, EK- 6, EK-30, EK- 55,
- EK- 42, EK-17, EK+ 5, EK+18, EK+18, EK+ 5, EK-17, EK- 42,
- EK- 42, EK-17, EK+ 5, EK+18, EK+18, EK+ 5, EK-17, EK- 42,
- EK- 55, EK-30, EK- 6, EK+ 5, EK+ 5, EK- 6, EK-30, EK- 55,
- EK- 79, EK-55, EK-30, EK-17, EK-17, EK-30, EK-55, EK- 79,
- EK-104, EK-79, EK-55, EK-42, EK-42, EK-55, EK-79, EK-104
+ { // 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-56, EB-39, EB-32, EB-23, EB-23, EB-32, EB-39, EB-56,
- EB-39, EB-23, EB-15, EB- 8, EB- 8, EB-15, EB-23, EB-39,
- EB-32, EB-15, EB- 8, EB- 1, EB- 1, EB- 8, EB-15, EB-32,
- EB-23, EB- 8, EB- 1, EB+ 7, EB+ 7, EB- 1, EB- 8, EB-23,
- EB-23, EB- 8, EB- 1, EB+ 7, EB+ 7, EB- 1, EB- 8, EB-23,
- EB-32, EB-15, EB- 8, EB- 1, EB- 1, EB- 8, EB-15, EB-32,
- EB-39, EB-23, EB-15, EB- 8, EB- 8, EB-15, EB-23, EB-39,
- EB-56, EB-39, EB-32, EB-23, EB-23, EB-32, EB-39, EB-56
+ { // 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+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1,
- ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1, ER+1
+ { // 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-77, EQ-51, EQ-39, EQ-27, EQ-27, EQ-39, EQ-51, EQ-77,
- EQ-51, EQ-27, EQ-15, EQ- 3, EQ- 3, EQ-15, EQ-27, EQ-51,
- EQ-39, EQ-15, EQ- 3, EQ+ 9, EQ+ 9, EQ- 3, EQ-15, EQ-39,
- EQ-27, EQ- 3, EQ+ 9, EQ+21, EQ+21, EQ+ 9, EQ- 3, EQ-27,
- EQ-27, EQ- 3, EQ+ 9, EQ+21, EQ+21, EQ+ 9, EQ- 3, EQ-27,
- EQ-39, EQ-15, EQ- 3, EQ+ 9, EQ+ 9, EQ- 3, EQ-15, EQ-39,
- EQ-51, EQ-27, EQ-15, EQ- 3, EQ- 3, EQ-15, EQ-27, EQ-51,
- EQ-77, EQ-51, EQ-39, EQ-27, EQ-27, EQ-39, EQ-51, EQ-77
+ { // 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)