578 lines
24 KiB
C
578 lines
24 KiB
C
/* eval-values.c - eval parameters
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*
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* Copyright (C) 2024 Bruno Raoult ("br")
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* Licensed under the GNU General Public License v3.0 or later.
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* Some rights reserved. See COPYING.
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*
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* You should have received a copy of the GNU General Public License along with this
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* program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
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*
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*/
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#include <brlib.h>
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#include <bitops.h>
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#include "chessdefs.h"
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#include "position.h"
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#include "piece.h"
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#include "eval-defs.h"
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//#include "eval-simple.h"
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//#include "eval.h"
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/* eval parameters definition. */
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static const struct ev_params ev_param_def [EV_PARAMS_NB] = {
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/* default min max setable string */
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[WT_MAT] = { 100, 0, 400, true, "material weight" },
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[WT_PST] = { 100, 0, 400, true, "pst weight" },
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};
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void param_init()
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{
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for (int i = 0; i < EV_PARAMS_NB; ++i)
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parameters[i] = ev_param_def[i].init;
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}
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int param_find_name(char *name)
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{
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for (int i = 0; i < EV_PARAMS_NB; ++i)
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if (!strcmp(ev_param_def[i].name, name))
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return i;
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return -1;
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}
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char *param_name(const int num)
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{
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return ev_param_def[num].name;
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}
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eval_t param_default(const int num)
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{
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return ev_param_def[num].init;
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}
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eval_t param_min(const int num)
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{
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return ev_param_def[num].min;
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}
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eval_t param_max(const int num)
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{
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return ev_param_def[num].max;
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}
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/* parameters in use */
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eval_t parameters[EV_PARAMS_NB];
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void param_set(int num, eval_t val)
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{
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if (num >= 0 && num < EV_PARAMS_NB &&
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val >= param_min(num) && val <= param_max(num)) {
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parameters[num] = val;
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}
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}
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/*
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* Piece-square tables. For easier reading, they are defined for black side:
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*
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* {
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* A8 .... H8
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* ..........
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* ..........
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* A1 .... H1
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* }
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*/
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static const struct pst {
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char *name; /* one word only, no spaces */
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int val[PIECE_TYPE_NB][PHASE_NB][SQUARE_NB]; /* MG then EG */
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} pst_defs[PST_NB] = {
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[PST_ROFCHADE] = {
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/*
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* rofchade:
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* https://www.talkchess.com/forum3/viewtopic.php?f=2&t=68311&start=19
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*/
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"rofchade",
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{
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/* A8 ..... H8
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* ...........
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* A1 ..... H1
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*/
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[PAWN] = {
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{ /* midgame */
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+ 0, 0, 0, 0, 0, 0, 0, 0,
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+98, 134, 61, 95, 68, 126, 34, -11,
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- 6, 7, 26, 31, 65, 56, 25, -20,
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-14, 13, 6, 21, 23, 12, 17, -23,
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-27, -2, -5, 12, 17, 6, 10, -25,
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-26, -4, -4, -10, 3, 3, 33, -12,
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-35, -1, -20, -23, -15, 24, 38, -22,
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+ 0, 0, 0, 0, 0, 0, 0, 0,
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},
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{ /* endgame */
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+ 0, 0, 0, 0, 0, 0, 0, 0,
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178, 173, 158, 134, 147, 132, 165, 187,
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+94, 100, 85, 67, 56, 53, 82, 84,
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+32, 24, 13, 5, -2, 4, 17, 17,
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+13, 9, -3, -7, -7, -8, 3, -1,
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+ 4, 7, -6, 1, 0, -5, -1, -8,
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+13, 8, 8, 10, 13, 0, 2, -7,
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+ 0, 0, 0, 0, 0, 0, 0, 0,
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}
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},
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[KNIGHT] = {
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{
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/* midgame */
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-167, -89, -34, -49, 61, -97, -15, -107,
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-73, -41, 72, 36, 23, 62, 7, -17,
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-47, 60, 37, 65, 84, 129, 73, 44,
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-9, 17, 19, 53, 37, 69, 18, 22,
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-13, 4, 16, 13, 28, 19, 21, -8,
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-23, -9, 12, 10, 19, 17, 25, -16,
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-29, -53, -12, -3, -1, 18, -14, -19,
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-105, -21, -58, -33, -17, -28, -19, -23,
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},
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{ /* endgame */
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-58, -38, -13, -28, -31, -27, -63, -99,
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-25, -8, -25, -2, -9, -25, -24, -52,
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-24, -20, 10, 9, -1, -9, -19, -41,
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-17, 3, 22, 22, 22, 11, 8, -18,
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-18, -6, 16, 25, 16, 17, 4, -18,
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-23, -3, -1, 15, 10, -3, -20, -22,
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-42, -20, -10, -5, -2, -20, -23, -44,
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-29, -51, -23, -15, -22, -18, -50, -64,
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}
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},
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[BISHOP] = {
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{ /* midgame */
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-29, 4, -82, -37, -25, -42, 7, -8,
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-26, 16, -18, -13, 30, 59, 18, -47,
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-16, 37, 43, 40, 35, 50, 37, -2,
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- 4, 5, 19, 50, 37, 37, 7, -2,
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- 6, 13, 13, 26, 34, 12, 10, 4,
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+ 0, 15, 15, 15, 14, 27, 18, 10,
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+ 4, 15, 16, 0, 7, 21, 33, 1,
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-33, -3, -14, -21, -13, -12, -39, -21,
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},
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{ /* endgame */
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-14, -21, -11, -8, -7, -9, -17, -24,
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- 8, -4, 7, -12, -3, -13, -4, -14,
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+ 2, -8, 0, -1, -2, 6, 0, 4,
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- 3, 9, 12, 9, 14, 10, 3, 2,
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- 6, 3, 13, 19, 7, 10, -3, -9,
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-12, -3, 8, 10, 13, 3, -7, -15,
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-14, -18, -7, -1, 4, -9, -15, -27,
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-23, -9, -23, -5, -9, -16, -5, -17,
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},
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},
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[ROOK] = {
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{ /* midgame */
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+32, 42, 32, 51, 63, 9, 31, 43,
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+27, 32, 58, 62, 80, 67, 26, 44,
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- 5, 19, 26, 36, 17, 45, 61, 16,
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-24, -11, 7, 26, 24, 35, -8, -20,
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-36, -26, -12, -1, 9, -7, 6, -23,
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-45, -25, -16, -17, 3, 0, -5, -33,
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-44, -16, -20, -9, -1, 11, -6, -71,
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-19, -13, 1, 17, 16, 7, -37, -26,
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},
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{ /* endgame */
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13, 10, 18, 15, 12, 12, 8, 5,
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11, 13, 13, 11, -3, 3, 8, 3,
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+7, 7, 7, 5, 4, -3, -5, -3,
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+4, 3, 13, 1, 2, 1, -1, 2,
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+3, 5, 8, 4, -5, -6, -8, -11,
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-4, 0, -5, -1, -7, -12, -8, -16,
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-6, -6, 0, 2, -9, -9, -11, -3,
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-9, 2, 3, -1, -5, -13, 4, -20,
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},
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},
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[QUEEN] = {
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{ /* midgame */
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-28, 0, 29, 12, 59, 44, 43, 45,
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-24, -39, -5, 1, -16, 57, 28, 54,
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-13, -17, 7, 8, 29, 56, 47, 57,
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-27, -27, -16, -16, -1, 17, -2, 1,
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- 9, -26, -9, -10, -2, -4, 3, -3,
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-14, 2, -11, -2, -5, 2, 14, 5,
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-35, -8, 11, 2, 8, 15, -3, 1,
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- 1, -18, -9, 10, -15, -25, -31, -50,
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},
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{ /* endgame */
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- 9, 22, 22, 27, 27, 19, 10, 20,
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-17, 20, 32, 41, 58, 25, 30, 0,
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-20, 6, 9, 49, 47, 35, 19, 9,
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+ 3, 22, 24, 45, 57, 40, 57, 36,
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-18, 28, 19, 47, 31, 34, 39, 23,
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-16, -27, 15, 6, 9, 17, 10, 5,
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-22, -23, -30, -16, -16, -23, -36, -32,
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-33, -28, -22, -43, -5, -32, -20, -41,
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},
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},
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[KING] = { /* midgame */
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{
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-65, 23, 16, -15, -56, -34, 2, 13,
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+29, -1, -20, -7, -8, -4, -38, -29,
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- 9, 24, 2, -16, -20, 6, 22, -22,
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-17, -20, -12, -27, -30, -25, -14, -36,
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-49, -1, -27, -39, -46, -44, -33, -51,
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-14, -14, -22, -46, -44, -30, -15, -27,
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+ 1, 7, -8, -64, -43, -16, 9, 8,
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-15, 36, 12, -54, 8, -28, 24, 14,
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},
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{ /* endgame */
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-74, -35, -18, -18, -11, 15, 4, -17,
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-12, 17, 14, 17, 17, 38, 23, 11,
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+10, 17, 23, 15, 20, 45, 44, 13,
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- 8, 22, 24, 27, 26, 33, 26, 3,
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-18, -4, 21, 24, 27, 23, 9, -11,
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-19, -3, 11, 21, 23, 16, 7, -9,
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-27, -11, 4, 13, 14, 4, -5, -17,
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-53, -34, -21, -11, -28, -14, -24, -43
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}
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}
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}
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}, /* rofchade end */
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[PST_CPW] = {
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/*
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* CPW:
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* https://www.chessprogramming.org/Simplified_Evaluation_Function
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* Note: ≠ https://github.com/nescitus/cpw-engine
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*/
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"cpw",
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{
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/* A8 ..... H8
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* ...........
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* A1 ..... H1
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*/
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[PAWN] = {
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{ /* H1 H8 */
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/* midgame */
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+0, 0, 0, 0, 0, 0, 0, 0,
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50, 50, 50, 50, 50, 50, 50, 50,
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10, 10, 20, 30, 30, 20, 10, 10,
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+5, 5, 10, 25, 25, 10, 5, 5,
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+0, 0, 0, 20, 20, 0, 0, 0,
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+5, -5, -10, 0, 0, -10, -5, 5,
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+5, 10, 10, -20, -20, 10, 10, 5,
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+0, 0, 0, 0, 0, 0, 0, 0,
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},
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{ /* endgame */
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+0, 0, 0, 0, 0, 0, 0, 0,
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50, 50, 50, 50, 50, 50, 50, 50,
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10, 10, 20, 30, 30, 20, 10, 10,
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+5, 5, 10, 25, 25, 10, 5, 5,
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+0, 0, 0, 20, 20, 0, 0, 0,
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+5, -5, -10, 0, 0, -10, -5, 5,
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+5, 10, 10, -20, -20, 10, 10, 5,
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+0, 0, 0, 0, 0, 0, 0, 0,
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},
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},
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[KNIGHT] = {
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{ /* midgame */
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-50, -40, -30, -30, -30, -30, -40, -50,
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-40, -20, 0, 0, 0, 0, -20, -40,
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-30, 0, 10, 15, 15, 10, 0, -30,
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-30, 5, 15, 20, 20, 15, 5, -30,
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-30, 0, 15, 20, 20, 15, 0, -30,
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-30, 5, 10, 15, 15, 10, 5, -30,
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-40, -20, 0, 5, 5, 0, -20, -40,
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-50, -40, -30, -30, -30, -30, -40, -50
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},
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{ /* endgame */
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-50, -40, -30, -30, -30, -30, -40, -50,
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-40, -20, 0, 0, 0, 0, -20, -40,
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-30, 0, 10, 15, 15, 10, 0, -30,
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-30, 5, 15, 20, 20, 15, 5, -30,
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-30, 0, 15, 20, 20, 15, 0, -30,
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-30, 5, 10, 15, 15, 10, 5, -30,
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-40, -20, 0, 5, 5, 0, -20, -40,
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-50, -40, -30, -30, -30, -30, -40, -50
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},
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},
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[BISHOP] = {
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{ /* midgame */
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-20, -10, -10, -10, -10, -10, -10, -20,
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-10, 0, 0, 0, 0, 0, 0, -10,
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-10, 0, 5, 10, 10, 5, 0, -10,
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-10, 5, 5, 10, 10, 5, 5, -10,
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-10, 0, 10, 10, 10, 10, 0, -10,
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-10, 10, 10, 10, 10, 10, 10, -10,
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-10, 5, 0, 0, 0, 0, 5, -10,
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-20, -10, -10, -10, -10, -10, -10, -20,
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},
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{ /* endgame */
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-20, -10, -10, -10, -10, -10, -10, -20,
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-10, 0, 0, 0, 0, 0, 0, -10,
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-10, 0, 5, 10, 10, 5, 0, -10,
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-10, 5, 5, 10, 10, 5, 5, -10,
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-10, 0, 10, 10, 10, 10, 0, -10,
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-10, 10, 10, 10, 10, 10, 10, -10,
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-10, 5, 0, 0, 0, 0, 5, -10,
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-20, -10, -10, -10, -10, -10, -10, -20,
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},
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},
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[ROOK] = {
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{ /* midgame */
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+0, 0, 0, 0, 0, 0, 0, 0,
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+5, 10, 10, 10, 10, 10, 10, 5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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+0, 0, 0, 5, 5, 0, 0, 0,
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},
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{ /* endgame */
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+0, 0, 0, 0, 0, 0, 0, 0,
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+5, 10, 10, 10, 10, 10, 10, 5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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-5, 0, 0, 0, 0, 0, 0, -5,
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+0, 0, 0, 5, 5, 0, 0, 0,
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},
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},
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[QUEEN] = {
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{ /* midgame */
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-20, -10, -10, -5, -5, -10, -10, -20,
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-10, 0, 0, 0, 0, 0, 0, -10,
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-10, 0, 5, 5, 5, 5, 0, -10,
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- 5, 0, 5, 5, 5, 5, 0, -5,
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+ 0, 0, 5, 5, 5, 5, 0, -5,
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-10, 5, 5, 5, 5, 5, 0, -10,
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-10, 0, 5, 0, 0, 0, 0, -10,
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-20, -10, -10, -5, -5, -10, -10, -20,
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},
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{ /* endgame */
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-20, -10, -10, -5, -5, -10, -10, -20,
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-10, 0, 0, 0, 0, 0, 0, -10,
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-10, 0, 5, 5, 5, 5, 0, -10,
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- 5, 0, 5, 5, 5, 5, 0, -5,
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+ 0, 0, 5, 5, 5, 5, 0, -5,
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-10, 5, 5, 5, 5, 5, 0, -10,
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-10, 0, 5, 0, 0, 0, 0, -10,
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-20, -10, -10, -5, -5, -10, -10, -20,
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},
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},
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[KING] = { /* midgame */
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{
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-30, -40, -40, -50, -50, -40, -40, -30,
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-30, -40, -40, -50, -50, -40, -40, -30,
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-30, -40, -40, -50, -50, -40, -40, -30,
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-30, -40, -40, -50, -50, -40, -40, -30,
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-20, -30, -30, -40, -40, -30, -30, -20,
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-10, -20, -20, -20, -20, -20, -20, -10,
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+20, 20, 0, 0, 0, 0, 20, 20,
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+20, 30, 10, 0, 0, 10, 30, 20,
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},
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{ /* endgame */
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-50, -40, -30, -20, -20, -30, -40, -50,
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-30, -20, -10, 0, 0, -10, -20, -30,
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-30, -10, 20, 30, 30, 20, -10, -30,
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-30, -10, 30, 40, 40, 30, -10, -30,
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-30, -10, 30, 40, 40, 30, -10, -30,
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-30, -10, 20, 30, 30, 20, -10, -30,
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-30, -30, 0, 0, 0, 0, -30, -30,
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-50, -30, -30, -30, -30, -30, -30, -50,
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}
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}
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}
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}, /* CPW end */
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[PST_SJENG] = {
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/*
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* sjeng: https://github.com/gcp/sjeng
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* Rook and Queen from CPW.
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*/
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"sjeng",
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{
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/* A8 ..... H8
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* ...........
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* A1 ..... H1
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*/
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[PAWN] = {
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{ /* midgame */
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0, 0, 0, 0, 0, 0, 0, 0,
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5, 10, 15, 20, 20, 15, 10, 5,
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4, 8, 12, 16, 16, 12, 8, 4,
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3, 6, 9, 14, 14, 9, 6, 3,
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2, 4, 6, 12, 12, 6, 4, 2,
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1, 2, 3, 10, 10, 3, 2, 1,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
},
|
|
{ /* endgame */
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
5, 10, 15, 20, 20, 15, 10, 5,
|
|
4, 8, 12, 16, 16, 12, 8, 4,
|
|
3, 6, 9, 14, 14, 9, 6, 3,
|
|
2, 4, 6, 12, 12, 6, 4, 2,
|
|
1, 2, 3, 10, 10, 3, 2, 1,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
},
|
|
},
|
|
[KNIGHT] = {
|
|
{ /* midgame */
|
|
-20, -10, -10, -10, -10, -10, -10, -20,
|
|
-10, 0, 0, 3, 3, 0, 0, -10,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 5, 10, 10, 5, 0, -10,
|
|
-10, 0, 5, 10, 10, 5, 0, -10,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 0, 3, 3, 0, 0, -10,
|
|
-20, -10, -10, -10, -10, -10, -10, -20,
|
|
},
|
|
{ /* endgame */
|
|
-20, -10, -10, -10, -10, -10, -10, -20,
|
|
-10, 0, 0, 3, 3, 0, 0, -10,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 5, 10, 10, 5, 0, -10,
|
|
-10, 0, 5, 10, 10, 5, 0, -10,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 0, 3, 3, 0, 0, -10,
|
|
-20, -10, -10, -10, -10, -10, -10, -20,
|
|
},
|
|
},
|
|
[BISHOP] = {
|
|
{ /* midgame */
|
|
-2, -2, -2, -2, -2, -2, -2, -2,
|
|
-2, 8, 5, 5, 5, 5, 8, -2,
|
|
-2, 3, 3, 5, 5, 3, 3, -2,
|
|
-2, 2, 5, 4, 4, 5, 2, -2,
|
|
-2, 2, 5, 4, 4, 5, 2, -2,
|
|
-2, 3, 3, 5, 5, 3, 3, -2,
|
|
-2, 8, 5, 5, 5, 5, 8, -2,
|
|
-2, -2, -2, -2, -2, -2, -2, -2,
|
|
},
|
|
{ /* endgame */
|
|
-2, -2, -2, -2, -2, -2, -2, -2,
|
|
-2, 8, 5, 5, 5, 5, 8, -2,
|
|
-2, 3, 3, 5, 5, 3, 3, -2,
|
|
-2, 2, 5, 4, 4, 5, 2, -2,
|
|
-2, 2, 5, 4, 4, 5, 2, -2,
|
|
-2, 3, 3, 5, 5, 3, 3, -2,
|
|
-2, 8, 5, 5, 5, 5, 8, -2,
|
|
-2, -2, -2, -2, -2, -2, -2, -2,
|
|
},
|
|
},
|
|
[ROOK] = {
|
|
{ /* midgame */
|
|
+0, 0, 0, 0, 0, 0, 0, 0,
|
|
+5, 10, 10, 10, 10, 10, 10, 5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
+0, 0, 0, 5, 5, 0, 0, 0,
|
|
},
|
|
{ /* endgame */
|
|
+0, 0, 0, 0, 0, 0, 0, 0,
|
|
+5, 10, 10, 10, 10, 10, 10, 5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
-5, 0, 0, 0, 0, 0, 0, -5,
|
|
+0, 0, 0, 5, 5, 0, 0, 0,
|
|
},
|
|
},
|
|
[QUEEN] = {
|
|
{ /* midgame */
|
|
-20, -10, -10, -5, -5, -10, -10, -20,
|
|
-10, 0, 5, 0, 0, 0, 0, -10,
|
|
-10, 5, 5, 5, 5, 5, 0, -10,
|
|
+ 0, 0, 5, 5, 5, 5, 0, -5,
|
|
-05, 0, 5, 5, 5, 5, 0, -5,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 0, 0, 0, 0, 0, -10,
|
|
-20, -10, -10, -5, -5, -10, -10, -20,
|
|
},
|
|
{ /* endgame */
|
|
-20, -10, -10, -5, -5, -10, -10, -20,
|
|
-10, 0, 5, 0, 0, 0, 0, -10,
|
|
-10, 5, 5, 5, 5, 5, 0, -10,
|
|
+ 0, 0, 5, 5, 5, 5, 0, -5,
|
|
- 5, 0, 5, 5, 5, 5, 0, -5,
|
|
-10, 0, 5, 5, 5, 5, 0, -10,
|
|
-10, 0, 0, 0, 0, 0, 0, -10,
|
|
-20, -10, -10, -5, -5, -10, -10, -20,
|
|
},
|
|
},
|
|
[KING] = { /* midgame */
|
|
{
|
|
-55, -55, -89, -89, -89, -89, -55, -55,
|
|
-34, -34, -55, -55, -55, -55, -34, -34,
|
|
-21, -21, -34, -34, -34, -34, -21, -21,
|
|
-13, -13, -21, -21, -21, -21, -13, -13,
|
|
- 8, -8, -13, -13, -13, -13, -8, -8,
|
|
- 5, -5, -8, -8, -8, -8, -5, -5,
|
|
- 3, -5, -6, -6, -6, -6, -5, -3,
|
|
+ 2, 14, 0, 0, 0, 9, 14, 2,
|
|
},
|
|
{ /* endgame */
|
|
-5, -3, -1, 0, 0, -1, -3, -5,
|
|
-3, 10, 10, 10, 10, 10, 10, -3,
|
|
-1, 10, 25, 25, 25, 25, 10, -1,
|
|
+0, 10, 25, 30, 30, 25, 10, 0,
|
|
+0, 10, 25, 30, 30, 25, 10, 0,
|
|
-1, 10, 25, 25, 25, 25, 10, -1,
|
|
-3, 10, 10, 10, 10, 10, 10, -3,
|
|
-5, -3, -1, 0, 0, -1, -3, -5,
|
|
}
|
|
}
|
|
},
|
|
}, /* sjeng end */
|
|
};
|
|
|
|
int pst_current = PST_DEFAULT;
|
|
eval_t pst_mg[COLOR_NB][PT_NB][SQUARE_NB];
|
|
eval_t pst_eg[COLOR_NB][PT_NB][SQUARE_NB];
|
|
|
|
int pst_find(char *str)
|
|
{
|
|
for (int i = 0; i < PST_NB; ++i)
|
|
if (!strcmp(pst_defs[i].name, str))
|
|
return i;
|
|
return -1;
|
|
}
|
|
|
|
void pst_init(int set)
|
|
{
|
|
const struct pst *pst;
|
|
|
|
if (warn(set < 0 || set >= PST_NB, "wrong PST, defaulting to zero."))
|
|
set = 0;
|
|
|
|
# ifdef DEBUG_EVAL2
|
|
printf("initializing piece-square tables %d ('%s')\n", set, pst_defs[set].name);
|
|
# endif
|
|
|
|
pst = pst_defs + set;
|
|
pst_current = set;
|
|
int wmat = param(WT_MAT);
|
|
int wpst = param(WT_PST);
|
|
for (piece_type_t pt = PAWN; pt < PT_NB; ++pt) {
|
|
eval_t mid_pc = piece_midval(pt);
|
|
eval_t end_pc = piece_endval(pt);
|
|
for (square_t sq = 0; sq < SQUARE_NB; ++sq) {
|
|
eval_t mid_pst = pst->val[MIDGAME][pt][sq];
|
|
eval_t end_pst = pst->val[ENDGAME][pt][sq];
|
|
|
|
pst_mg[BLACK][pt][sq] = (mid_pc * wmat + mid_pst * wpst) / 100;
|
|
pst_eg[BLACK][pt][sq] = (end_pc * wmat + end_pst * wpst) / 100;
|
|
|
|
pst_mg[WHITE][pt][FLIP_V(sq)] = pst_mg[BLACK][pt][sq];
|
|
pst_eg[WHITE][pt][FLIP_V(sq)] = pst_eg[BLACK][pt][sq];
|
|
}
|
|
}
|
|
}
|
|
|
|
char *pst_name(int i)
|
|
{
|
|
if (i >= 0 && i < PST_NB)
|
|
return pst_defs[i].name;
|
|
return "undef";
|
|
}
|