/*
- Glaurung, a UCI chess playing engine.
- Copyright (C) 2004-2008 Tord Romstad
+ Stockfish, a UCI chess playing engine derived from Glaurung 2.1
+ Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
+ Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, Tord Romstad
- Glaurung is free software: you can redistribute it and/or modify
+ 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.
-
- Glaurung is distributed in the hope that it will be useful,
+
+ 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 "types.h"
+#define S(mg, eg) make_score(mg, eg)
-////
-//// Variables
-////
-
-static const int MgPST[][64] = {
- { },
- { // Pawn
- 0, 0, 0, 0, 0, 0, 0, 0,
- 166, 192, 204, 216, 216, 204, 192, 166,
- 166, 192, 210, 242, 242, 210, 192, 166,
- 166, 192, 220, 268, 268, 220, 192, 166,
- 166, 192, 220, 242, 242, 220, 192, 166,
- 166, 192, 210, 216, 216, 210, 192, 166,
- 166, 192, 204, 216, 216, 204, 192, 166,
- 0, 0, 0, 0, 0, 0, 0, 0
- },
- { // Knight
- 704, 730, 756, 768, 768, 756, 730, 704,
- 743, 768, 794, 807, 807, 794, 768, 743,
- 781, 807, 832, 844, 844, 832, 807, 781,
- 807, 832, 857, 870, 870, 857, 832, 807,
- 820, 844, 870, 883, 883, 870, 844, 820,
- 820, 844, 870, 883, 883, 870, 844, 820,
- 781, 807, 832, 844, 844, 832, 807, 781,
- 650, 768, 794, 807, 807, 794, 768, 650
- },
- { // Bishop
- 786, 786, 792, 797, 797, 792, 786, 786,
- 812, 832, 827, 832, 832, 827, 832, 812,
- 817, 827, 842, 837, 837, 842, 827, 817,
- 822, 832, 837, 852, 852, 837, 832, 822,
- 822, 832, 837, 852, 852, 837, 832, 822,
- 817, 827, 842, 837, 837, 842, 827, 817,
- 812, 832, 827, 832, 832, 827, 832, 812,
- 812, 812, 817, 822, 822, 817, 812, 812
- },
- { // Rook
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267,
- 1267, 1275, 1282, 1289, 1289, 1282, 1275, 1267
- },
- { // Queen
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560,
- 2560, 2560, 2560, 2560, 2560, 2560, 2560, 2560
- },
- { // King
- 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,
- }
-};
+/// PSQT[PieceType][Square] contains Piece-Square scores. For each piece type on
+/// a given square a (middlegame, endgame) score pair is assigned. PSQT is defined
+/// for the white side and the tables are symmetric for the black side.
-static const int EgPST[][64] = {
+static const Score PSQT[][SQUARE_NB] = {
{ },
{ // Pawn
- 0, 0, 0, 0, 0, 0, 0, 0,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 256, 256, 256, 256, 256, 256, 256, 256,
- 0, 0, 0, 0, 0, 0, 0, 0
+ 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, 0), S( 0, 0), S( 0, 0), S( 0, 0), S(0, 0), S( 0, 0), S( 0, 0), S(-20, 0),
+ S(-20, 0), S( 0, 0), S(10, 0), S(20, 0), S(20, 0), S(10, 0), S( 0, 0), S(-20, 0),
+ S(-20, 0), S( 0, 0), S(20, 0), S(40, 0), S(40, 0), S(20, 0), S( 0, 0), S(-20, 0),
+ S(-20, 0), S( 0, 0), S(10, 0), S(20, 0), S(20, 0), S(10, 0), S( 0, 0), S(-20, 0),
+ S(-20, 0), S( 0, 0), S( 0, 0), S( 0, 0), S(0, 0), S( 0, 0), S( 0, 0), S(-20, 0),
+ S(-20, 0), S( 0, 0), S( 0, 0), S( 0, 0), S(0, 0), S( 0, 0), S( 0, 0), S(-20, 0),
+ 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
- 730, 756, 781, 794, 794, 781, 756, 730,
- 756, 781, 807, 820, 820, 807, 781, 756,
- 781, 807, 832, 844, 844, 832, 807, 781,
- 794, 820, 844, 857, 857, 844, 820, 794,
- 794, 820, 844, 857, 857, 844, 820, 794,
- 781, 807, 832, 844, 844, 832, 807, 781,
- 756, 781, 807, 820, 820, 807, 781, 756,
- 730, 756, 781, 794, 794, 781, 756, 730
+ S(-144,-98), S(-109,-83), S(-85,-51), S(-73,-16), S(-73,-16), S(-85,-51), S(-109,-83), S(-144,-98),
+ S( -88,-68), S( -43,-53), S(-19,-21), S( -7, 14), S( -7, 14), S(-19,-21), S( -43,-53), S( -88,-68),
+ S( -69,-53), S( -24,-38), S( 0, -6), S( 12, 29), S( 12, 29), S( 0, -6), S( -24,-38), S( -69,-53),
+ S( -28,-42), S( 17,-27), S( 41, 5), S( 53, 40), S( 53, 40), S( 41, 5), S( 17,-27), S( -28,-42),
+ S( -30,-42), S( 15,-27), S( 39, 5), S( 51, 40), S( 51, 40), S( 39, 5), S( 15,-27), S( -30,-42),
+ S( -10,-53), S( 35,-38), S( 59, -6), S( 71, 29), S( 71, 29), S( 59, -6), S( 35,-38), S( -10,-53),
+ S( -64,-68), S( -19,-53), S( 5,-21), S( 17, 14), S( 17, 14), S( 5,-21), S( -19,-53), S( -64,-68),
+ S(-200,-98), S( -65,-83), S(-41,-51), S(-29,-16), S(-29,-16), S(-41,-51), S( -65,-83), S(-200,-98)
},
{ // Bishop
- 786, 802, 809, 817, 817, 809, 802, 786,
- 802, 817, 825, 832, 832, 825, 817, 802,
- 809, 825, 832, 839, 839, 832, 825, 809,
- 817, 832, 839, 847, 847, 839, 832, 817,
- 817, 832, 839, 847, 847, 839, 832, 817,
- 809, 825, 832, 839, 839, 832, 825, 809,
- 802, 817, 825, 832, 832, 825, 817, 802,
- 786, 802, 809, 817, 817, 809, 802, 786
+ S(-54,-65), S(-27,-42), S(-34,-44), S(-43,-26), S(-43,-26), S(-34,-44), S(-27,-42), S(-54,-65),
+ S(-29,-43), S( 8,-20), S( 1,-22), S( -8, -4), S( -8, -4), S( 1,-22), S( 8,-20), S(-29,-43),
+ S(-20,-33), S( 17,-10), S( 10,-12), S( 1, 6), S( 1, 6), S( 10,-12), S( 17,-10), S(-20,-33),
+ S(-19,-35), S( 18,-12), S( 11,-14), S( 2, 4), S( 2, 4), S( 11,-14), S( 18,-12), S(-19,-35),
+ S(-22,-35), S( 15,-12), S( 8,-14), S( -1, 4), S( -1, 4), S( 8,-14), S( 15,-12), S(-22,-35),
+ S(-28,-33), S( 9,-10), S( 2,-12), S( -7, 6), S( -7, 6), S( 2,-12), S( 9,-10), S(-28,-33),
+ S(-32,-43), S( 5,-20), S( -2,-22), S(-11, -4), S(-11, -4), S( -2,-22), S( 5,-20), S(-32,-43),
+ S(-49,-65), S(-22,-42), S(-29,-44), S(-38,-26), S(-38,-26), S(-29,-44), S(-22,-42), S(-49,-65)
},
{ // Rook
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282,
- 1282, 1282, 1282, 1282, 1282, 1282, 1282, 1282
+ S(-22, 3), S(-17, 3), S(-12, 3), S(-8, 3), S(-8, 3), S(-12, 3), S(-17, 3), S(-22, 3),
+ S(-22, 3), S( -7, 3), S( -2, 3), S( 2, 3), S( 2, 3), S( -2, 3), S( -7, 3), S(-22, 3),
+ S(-22, 3), S( -7, 3), S( -2, 3), S( 2, 3), S( 2, 3), S( -2, 3), S( -7, 3), S(-22, 3),
+ S(-22, 3), S( -7, 3), S( -2, 3), S( 2, 3), S( 2, 3), S( -2, 3), S( -7, 3), S(-22, 3),
+ S(-22, 3), S( -7, 3), S( -2, 3), S( 2, 3), S( 2, 3), S( -2, 3), S( -7, 3), S(-22, 3),
+ S(-22, 3), S( -7, 3), S( -2, 3), S( 2, 3), S( 2, 3), S( -2, 3), S( -7, 3), S(-22, 3),
+ S(-11, 3), S( 4, 3), S( 9, 3), S(13, 3), S(13, 3), S( 9, 3), S( 4, 3), S(-11, 3),
+ S(-22, 3), S(-17, 3), S(-12, 3), S(-8, 3), S(-8, 3), S(-12, 3), S(-17, 3), S(-22, 3)
},
{ // Queen
- 2499, 2520, 2530, 2540, 2540, 2530, 2520, 2499,
- 2520, 2540, 2550, 2560, 2560, 2550, 2540, 2520,
- 2530, 2550, 2560, 2570, 2570, 2560, 2550, 2530,
- 2540, 2560, 2570, 2580, 2580, 2570, 2560, 2540,
- 2540, 2560, 2570, 2580, 2580, 2570, 2560, 2540,
- 2530, 2550, 2560, 2570, 2570, 2560, 2550, 2530,
- 2520, 2540, 2550, 2560, 2560, 2550, 2540, 2520,
- 2499, 2520, 2530, 2540, 2540, 2530, 2520, 2499
+ S(-2,-80), S(-2,-54), S(-2,-42), S(-2,-30), S(-2,-30), S(-2,-42), S(-2,-54), S(-2,-80),
+ S(-2,-54), S( 8,-30), S( 8,-18), S( 8, -6), S( 8, -6), S( 8,-18), S( 8,-30), S(-2,-54),
+ S(-2,-42), S( 8,-18), S( 8, -6), S( 8, 6), S( 8, 6), S( 8, -6), S( 8,-18), S(-2,-42),
+ S(-2,-30), S( 8, -6), S( 8, 6), S( 8, 18), S( 8, 18), S( 8, 6), S( 8, -6), S(-2,-30),
+ S(-2,-30), S( 8, -6), S( 8, 6), S( 8, 18), S( 8, 18), S( 8, 6), S( 8, -6), S(-2,-30),
+ S(-2,-42), S( 8,-18), S( 8, -6), S( 8, 6), S( 8, 6), S( 8, -6), S( 8,-18), S(-2,-42),
+ S(-2,-54), S( 8,-30), S( 8,-18), S( 8, -6), S( 8, -6), S( 8,-18), S( 8,-30), S(-2,-54),
+ S(-2,-80), S(-2,-54), S(-2,-42), S(-2,-30), S(-2,-30), S(-2,-42), S(-2,-54), S(-2,-80)
},
{ // King
- 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
+ S(298, 27), S(332, 81), S(273,108), S(225,116), S(225,116), S(273,108), S(332, 81), S(298, 27),
+ S(287, 74), S(321,128), S(262,155), S(214,163), S(214,163), S(262,155), S(321,128), S(287, 74),
+ S(224,111), S(258,165), S(199,192), S(151,200), S(151,200), S(199,192), S(258,165), S(224,111),
+ S(196,135), S(230,189), S(171,216), S(123,224), S(123,224), S(171,216), S(230,189), S(196,135),
+ S(173,135), S(207,189), S(148,216), S(100,224), S(100,224), S(148,216), S(207,189), S(173,135),
+ S(146,111), S(180,165), S(121,192), S( 73,200), S( 73,200), S(121,192), S(180,165), S(146,111),
+ S(119, 74), S(153,128), S( 94,155), S( 46,163), S( 46,163), S( 94,155), S(153,128), S(119, 74),
+ S( 98, 27), S(132, 81), S( 73,108), S( 25,116), S( 25,116), S( 73,108), S(132, 81), S( 98, 27)
}
};
+#undef S
-#endif // !defined(PSQTAB_H_INCLUDED)
+#endif // #ifndef PSQTAB_H_INCLUDED