#include #include #include "chess.h" #include "evaluate.h" FILE *input_stream; FILE *book_file; FILE *books_file; FILE *history_file; FILE *log_file; FILE *auto_file; FILE *book_lrn_file; FILE *position_file; FILE *position_lrn_file; char whisper_text[500]; int whisper_value; int whisper_depth; int total_moves; int last_mate_score; int time_abort; int auto232; int auto232_delay; signed char abort_search; char log_filename[64]; char history_filename[64]; int number_of_solutions; int solutions[10]; int solution_type; char cmd_buffer[512]; char *args[32]; char buffer[512]; int nargs; int iteration_depth; int previous_search_value; int search_failed_high; int search_failed_low; int root_alpha; int root_beta; int root_value; int root_wtm; int root_move; int root_total_white_pieces; int root_total_white_pawns; int root_total_black_pieces; int root_total_black_pawns; int cpu_percent; char hint[16]; int easy_move; int absolute_time_limit; int search_time_limit; int next_time_check; int burp; int ponder_move; int made_predicted_move; int ponder_moves[220]; int num_ponder_moves; unsigned int opponent_start_time, opponent_end_time; unsigned int program_start_time, program_end_time; unsigned int start_time, end_time; unsigned int elapsed_start, elapsed_end; unsigned int evaluations; int book_move; int book_learn_eval[LEARN_INTERVAL]; int book_learn_depth[LEARN_INTERVAL]; int hash_maska; int hash_maskb; unsigned int pawn_hash_mask; HASH_ENTRY *trans_ref_wa; HASH_ENTRY *trans_ref_wb; HASH_ENTRY *trans_ref_ba; HASH_ENTRY *trans_ref_bb; PAWN_HASH_ENTRY *pawn_hash_table; int history_w[4096], history_b[4096]; signed char searched_this_root_move[256]; unsigned int root_nodes[256]; PATH pv[MAXPLY]; PATH last_pv; int last_value; int pawn_advance[8]; int pawn_value_b[64]; int knight_value_b[64]; int bishop_value_b[64]; int rook_value_b[64]; int queen_value_b[64]; int king_value_b[64]; signed char directions[64][64]; BITBOARD w_pawn_attacks[64]; BITBOARD b_pawn_attacks[64]; BITBOARD knight_attacks[64]; BITBOARD bishop_attacks[64]; #if defined(COMPACT_ATTACKS) /* Stuff these into a structure to make the addressing slightly cheaper */ struct at { unsigned char which_attack[8][64]; BITBOARD file_attack_bitboards[8][MAX_ATTACKS_FROM_SQUARE]; unsigned char rank_attack_bitboards[8][MAX_ATTACKS_FROM_SQUARE]; unsigned char length8_mobility[8][MAX_ATTACKS_FROM_SQUARE]; unsigned char short_mobility[NSHORT_MOBILITY]; } at; BITBOARD diag_attack_bitboards[NDIAG_ATTACKS]; BITBOARD anti_diag_attack_bitboards[NDIAG_ATTACKS]; DIAG_INFO diag_info[64]; #else BITBOARD bishop_attacks_rl45[64][256]; BITBOARD bishop_attacks_rr45[64][256]; int bishop_mobility_rl45[64][256]; int bishop_mobility_rr45[64][256]; #endif BITBOARD rook_attacks[64]; #if !defined(COMPACT_ATTACKS) BITBOARD rook_attacks_r0[64][256]; BITBOARD rook_attacks_rl90[64][256]; int rook_mobility_r0[64][256]; int rook_mobility_rl90[64][256]; #endif POSITION search; POSITION display; BITBOARD queen_attacks[64]; BITBOARD king_attacks[64]; BITBOARD king_attacks_1[64]; BITBOARD king_attacks_2[64]; BITBOARD obstructed[64][64]; unsigned int w_pawn_random32[64]; unsigned int b_pawn_random32[64]; BITBOARD w_pawn_random[64]; BITBOARD b_pawn_random[64]; BITBOARD w_knight_random[64]; BITBOARD b_knight_random[64]; BITBOARD w_bishop_random[64]; BITBOARD b_bishop_random[64]; BITBOARD w_rook_random[64]; BITBOARD b_rook_random[64]; BITBOARD w_queen_random[64]; BITBOARD b_queen_random[64]; BITBOARD w_king_random[64]; BITBOARD b_king_random[64]; BITBOARD enpassant_random[65]; BITBOARD castle_random_w[2]; BITBOARD castle_random_b[2]; BITBOARD wtm_random[2]; BITBOARD endgame_random_w; BITBOARD endgame_random_b; BITBOARD w_rooks_random; BITBOARD b_rooks_random; BITBOARD threat_flag; BITBOARD clear_mask[65]; BITBOARD clear_mask_rl45[65]; BITBOARD clear_mask_rr45[65]; BITBOARD clear_mask_rl90[65]; BITBOARD set_mask[65]; BITBOARD set_mask_rl45[65]; BITBOARD set_mask_rr45[65]; BITBOARD set_mask_rl90[65]; BITBOARD file_mask[8]; BITBOARD rank_mask[8]; BITBOARD mask_not_rank8; BITBOARD mask_not_rank1; BITBOARD right_side_mask[8]; BITBOARD left_side_mask[8]; BITBOARD right_side_empty_mask[8]; BITBOARD left_side_empty_mask[8]; BITBOARD right_half_mask, left_half_mask; BITBOARD mask_abs7_w, mask_abs7_b; BITBOARD pawns_cramp_black; BITBOARD pawns_cramp_white; BITBOARD mask_advance_2_w; BITBOARD mask_advance_2_b; BITBOARD mask_left_edge; BITBOARD mask_right_edge; BITBOARD mask_corner_squares; BITBOARD promote_mask_w; BITBOARD promote_mask_b; BITBOARD mask_G2G3; BITBOARD mask_B2B3; BITBOARD mask_G6G7; BITBOARD mask_B6B7; BITBOARD mask_F3H3; BITBOARD mask_F6H6; BITBOARD mask_A3C3; BITBOARD mask_A6C6; BITBOARD mask_A7H7; BITBOARD mask_A2H2; BITBOARD center; BITBOARD stonewall_white; BITBOARD stonewall_black; BITBOARD mask_kr_trapped_w[3]; BITBOARD mask_qr_trapped_w[3]; BITBOARD mask_kr_trapped_b[3]; BITBOARD mask_qr_trapped_b[3]; BITBOARD good_bishop_kw; BITBOARD good_bishop_qw; BITBOARD good_bishop_kb; BITBOARD good_bishop_qb; BITBOARD light_squares; BITBOARD dark_squares; BITBOARD not_rook_pawns; BITBOARD plus1dir[65]; BITBOARD plus7dir[65]; BITBOARD plus8dir[65]; BITBOARD plus9dir[65]; BITBOARD minus1dir[65]; BITBOARD minus7dir[65]; BITBOARD minus8dir[65]; BITBOARD minus9dir[65]; BITBOARD mask_eptest[64]; # if !defined(CRAY1) BITBOARD mask_1; BITBOARD mask_2; BITBOARD mask_3; BITBOARD mask_4; BITBOARD mask_8; BITBOARD mask_16; BITBOARD mask_32; BITBOARD mask_72; BITBOARD mask_80; BITBOARD mask_85; BITBOARD mask_96; BITBOARD mask_107; BITBOARD mask_108; BITBOARD mask_112; BITBOARD mask_118; BITBOARD mask_120; BITBOARD mask_121; BITBOARD mask_127; # endif BITBOARD mask_clear_entry; # if !defined(CRAY1) unsigned char first_ones[65536]; unsigned char last_ones[65536]; # endif unsigned char first_ones_8bit[256]; unsigned char last_ones_8bit[256]; unsigned char connected_passed[256]; BITBOARD mask_kingside_attack_w1; BITBOARD mask_kingside_attack_w2; BITBOARD mask_kingside_attack_b1; BITBOARD mask_kingside_attack_b2; BITBOARD mask_queenside_attack_w1; BITBOARD mask_queenside_attack_w2; BITBOARD mask_queenside_attack_b1; BITBOARD mask_queenside_attack_b2; BITBOARD mask_pawn_protected_b[64]; BITBOARD mask_pawn_protected_w[64]; BITBOARD mask_pawn_isolated[64]; BITBOARD mask_pawn_passed_w[64]; BITBOARD mask_pawn_passed_b[64]; BITBOARD mask_promotion_threat_w[64]; BITBOARD mask_promotion_threat_b[64]; BITBOARD mask_pawn_connected[64]; BITBOARD mask_no_pawn_attacks_w[64]; BITBOARD mask_no_pawn_attacks_b[64]; BITBOARD mask_a1_corner; BITBOARD mask_a8_corner; BITBOARD mask_h1_corner; BITBOARD mask_h8_corner; BITBOARD white_minor_pieces; BITBOARD black_minor_pieces; BITBOARD white_center_pawns; BITBOARD black_center_pawns; BITBOARD white_pawn_race_wtm[64]; BITBOARD white_pawn_race_btm[64]; BITBOARD black_pawn_race_wtm[64]; BITBOARD black_pawn_race_btm[64]; BITBOARD mask_wk_4th, mask_wq_4th, mask_bk_4th, mask_bq_4th; BITBOARD mask_wk_5th, mask_wq_5th, mask_bk_5th, mask_bq_5th; BOOK_POSITION book_buffer[BOOK_CLUSTER_SIZE]; unsigned int thread_start_time[CPUS]; # if defined(SMP) TREE *local[MAX_BLOCKS+1]; TREE *volatile thread[CPUS]; lock_t lock_hash, lock_pawn_hash, lock_smp, lock_io; pthread_attr_t pthread_attr; # else TREE *local[1]; # endif # define VERSION "15.9" char version[6] = {VERSION}; PLAYING_MODE mode = normal_mode; #if defined(SMP) volatile int smp_idle = 0; #endif int batch_mode = 0; /* no asynch reads */ int call_flag = 0; int crafty_rating = 2500; int opponent_rating = 2500; int last_search_value = 0; char pgn_event[32] = {"Private Match"}; char pgn_site[32] = {"Birmingham, AL"}; char pgn_date[32] = {"????.??.??"}; char pgn_round[32] = {"1"}; char pgn_white[64] = {"unknown"}; char pgn_white_elo[32] = {""}; char pgn_black[64] = {"Crafty " VERSION}; char pgn_black_elo[32] = {""}; char pgn_result[32] = {"*"}; int number_of_specials = 3; char special_list[256][20] = { {"bughousemansion"}, {"mercilous"}, {"crissaegrim"}}; int number_auto_kibitzers = 10; char auto_kibitz_list[64][20] = { {"diepx"}, {"ferret"}, {"knightc"}, {"knightcap"}, {"mink"}, {"nowx"}, {"otter"}, {"rajah"}, {"tcb"}, {"zarkovx"}}; int number_of_computers = 87; char computer_list[256][20] = { {"abner"}, {"afisher"}, {"aragorn"}, {"babyblue"}, {"ban"}, {"bigblue"}, {"bikerbabe"}, {"bobbyfischer"}, {"bountyhunter"}, {"braincan"}, {"brause"}, {"carokann"}, {"chameleon"}, {"chesskid"}, {"chesst"}, {"chessica"}, {"chesscomputer"}, {"chinook"}, {"crazyb"}, {"crazyknight"}, {"cstal-x"}, {"deep-modem"}, {"deepviolet"}, {"diep"}, {"diepx"}, {"destroyer"}, {"doctorwho"}, {"dominator"}, {"dustbin"}, {"ego-crusher"}, {"ferret"}, {"fitter"}, {"fritzpentium"}, {"futuregm"}, {"gammaray"}, {"gazaboy"}, {"gballa"}, {"gnusurf"}, {"hiarcs"}, {"kerrigan"}, {"knightc"}, {"knightcap"}, {"kingtwoft"}, {"killerchess"}, {"killergrob"}, {"klamath"}, {"lightpurple"}, {"lonnie"}, {"lynnett"}, {"mchesspro"}, {"mephistoiii"}, {"mink"}, {"netsurfer"}, {"norpico"}, {"nowx"}, {"otter"}, {"pecabale"}, {"phibs"}, {"penguinwarden"}, {"purigr"}, {"rajah"}, {"ratbert"}, {"rdx"}, {"rebel"}, {"rebel8"}, {"robocop"}, {"roborvl"}, {"selectric"}, {"shredder"}, {"silmaril"}, {"spectronic"}, {"stobor"}, {"stuspar"}, {"tcb"}, {"theextreme"}, {"tingle"}, {"turbocrafty"}, {"turbogm"}, {"ultragnu"}, {"viktor2000"}, {"virtualmachine"}, {"wchess"}, {"wchessx"}, {"wheeler"}, {"whoknows"}, {"zarkovx"}, {"zuntsu"}}; int number_of_GMs = 125; char GM_list[256][20] = {{"agdestein"}, {"airgun"}, {"alexandrel"}, {"anat"}, {"andersson"}, {"anxions"}, {"ariela"}, {"attackgm"}, {"babyboss"}, {"badviking"}, {"bareev"}, {"baskmask"}, {"benyehuda"}, {"berliner"}, {"bigd"}, {"blatny"}, {"blow"}, {"bluedog"}, {"buzzcut"}, {"cambala"}, {"conguito"}, {"davenogood"}, {"davinci"}, {"deep-blue"}, {"dgurevich"}, {"dirtyharry"}, {"dixon"}, {"dlugy"}, {"dr"}, {"dranov"}, {"dumbo"}, {"feeai"}, {"figo"}, {"flamingskull"}, {"fosti"}, {"fright"}, {"gasch"}, {"gatakamsky"}, {"gatotkaca"}, {"gelfand"}, {"geysir"}, {"gmalex"}, {"gmdavies"}, {"gmsoffer"}, {"gref"}, {"gulko"}, {"handokoe"}, {"harzvi"}, {"heine"}, {"helgi"}, {"henley"}, {"hernandez"}, {"hugo"}, {"infochess"}, {"inov"}, {"jacaglaca"}, {"jantonio"}, {"jaque13"}, {"judgedredd"}, {"juditpolgar"}, {"juliogranda"}, {"julius"}, {"junior"}, {"kaidanov"}, {"karpov"}, {"kasparov"}, {"kc"}, {"kempka"}, {"kevlar"}, {"kingloek"}, {"knez"}, {"kotronias"}, {"kramnik"}, {"krogius"}, {"kudrin"}, {"lein"}, {"leon"}, {"leop"}, {"lev"}, {"levalburt"}, {"lombardy"}, {"lycan"}, {"margeir"}, {"mgur"}, {"moggy"}, {"mquinteros"}, {"mysko"}, {"nikolaidis"}, {"olafsson"}, {"phips"}, {"psakhis"}, {"racp"}, {"ree"}, {"repref"}, {"ricardi"}, {"rohde"}, {"sagalchik"}, {"sagdestein"}, {"scratchy"}, {"securitron"}, {"seinfeld"}, {"serper"}, {"shamkovich"}, {"shirov"}, {"short"}, {"sorokin"}, {"spangenberg"}, {"spanish-champ"}, {"spicegirl"}, {"stefansson"}, {"sweere"}, {"taimanov"}, {"tigre"}, {"tioro"}, {"tisdall"}, {"topalov"}, {"ttivel"}, {"uandersson"}, {"vagr"}, {"wbrowne"}, {"wilder"}, {"wojtkiewicz"}, {"yan"}, {"yermo"}, {"younglasker"}}; int number_of_IMs = 11; char IM_list[256][20] = { {"adolf"}, {"badviking"}, {"bandora"}, {"imorlov"}, {"impolzin"}, {"laflair"}, {"lsokol"}, {"oed"}, {"thutters"}, {"thumpster"}, {"tim"}}; int ics = 0; int output_format = 0; int EGTBlimit = 5; int xboard = 0; int whisper = 0; int channel = 0; int early_exit = 99; int new_game = 0; char channel_title[32] = {""}; #if defined(MACOS) char book_path[128] = {BOOKDIR}; char log_path[128] = {LOGDIR}; char tb_path[128] = {TBDIR}; #else char book_path[128] = {"."}; char log_path[128] = {"."}; char tb_path[128] = {"./TB"}; #endif int initialized = 0; int kibitz = 0; int post = 0; int log_id = 1; int move_number = 1; int wtm = 1; int crafty_is_white = 0; int last_opponent_move = 0; int incheck_depth = 45; int onerep_depth = 45; int recap_depth = 45; int pushpp_depth = 45; int threat_depth = 45; int singular_depth = 45; int largest_positional_score = 100; int search_depth = 0; int search_move = 0; TIME_TYPE time_type = elapsed; int nodes_between_time_checks = 10000; int nodes_per_second = 10000; int predicted = 0; int time_used = 0; int time_used_opponent = 0; int cpu_time_used = 0; int auto_kibitzing = 0; signed char transposition_id = 0; int opening = 1; int middle_game = 0; int end_game = 0; signed char thinking = 0; signed char pondering = 0; signed char puzzling = 0; signed char booking = 0; int analyze_mode = 0; int annotate_mode = 0; int test_mode = 0; int analyze_move_read = 0; signed char resign = 5; signed char resign_counter = 0; signed char resign_count = 5; signed char draw_counter = 0; signed char draw_count = 10; int tc_moves = 60; int tc_time = 180000; int tc_time_remaining = 180000; int tc_time_remaining_opponent = 180000; int tc_moves_remaining = 60; int tc_secondary_moves = 30; int tc_secondary_time = 90000; int tc_increment = 0; int tc_sudden_death = 0; int tc_operator_time = 0; int tc_safety_margin = 0; int time_limit = 100; int force = 0; char initial_position[80] = {""}; int over = 0; int no_tricks = 1; int computer_opponent = 0; int usage_level = 0; char audible_alarm = 0x07; #if defined(MACOS) int ansi = 0; #else int ansi = 1; #endif int book_accept_mask = ~03; int book_reject_mask = 3; int book_random = 1; float book_weight_freq = 1.0; float book_weight_wlratio = 1.0; float book_weight_eval = 1.0; float book_weight_learn = 1.0; int book_search_trigger = 20; int learning = 7; int moves_out_of_book = 0; int show_book = 0; int book_selection_width = 5; int ponder = 1; int trace_level = 0; int display_options = 4095; int max_threads = 0; int min_thread_depth = 0; unsigned int noise_level = 10000; int hash_table_size = 8192; int log_hash = 13; int pawn_hash_table_size = 4096; int log_pawn_hash = 12; int default_draw_score = DRAW; int accept_draws = 0; int passed_pawn_value[8] = { 0, PAWN_PASSED, PAWN_PASSED*2, PAWN_PASSED*3, PAWN_PASSED*6, PAWN_PASSED*8,PAWN_PASSED*16, 0}; int supported_passer[8] = { 0, PAWN_SUPPORTED_PASSED_RANK2, PAWN_SUPPORTED_PASSED_RANK3, PAWN_SUPPORTED_PASSED_RANK4, PAWN_SUPPORTED_PASSED_RANK5, PAWN_SUPPORTED_PASSED_RANK6, PAWN_SUPPORTED_PASSED_RANK7, 0}; int reduced_material_passer[20] = { 10,10,9,9,8,8,7,7,6,6, 5,5,4,4,3,3,2,2,1,1}; int outside_passed[128] = { 50, 48, 46, 44, 42, 40, 38, 36, 34, 32, 30, 28, 26, 24, 22, 20, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}; char square_color[64] = { 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 1 }; int b_n_mate_dark_squares[64] = { 20, 15, 10, 5, -5,-10,-15,-20, 15, 15, 10, 5, -5,-10,-15,-15, 10, 10, 10, 5, -5,-10,-10,-10, 5, 5, 5, 5, -5, -5, -5, -5, -5, -5, -5, -5, 5, 5, 5, 5, -10,-10,-10, -5, 5, 10, 10, 10, -15,-15,-10, -5, 5, 10, 15, 15, -20,-15,-10, -5, 5, 10, 15, 20}; int b_n_mate_light_squares[64] = {-20,-15,-10, -5, 5, 10, 15, 20, -15,-15,-10, -5, 5, 10, 15, 15, -10,-10,-10, -5, 5, 10, 10, 10, -5, -5, -5, -5, 5, 5, 5, 5, 5, 5, 5, 5, -5, -5, -5, -5, 10, 10, 10, 5, -5,-10,-10,-10, 15, 15, 10, 5, -5,-10,-15,-15, 20, 15, 10, 5, -5,-10,-15,-20}; int mate[64] = {28, 26, 24, 22, 22, 24, 26, 28, 26, 16, 14, 12, 12, 14, 16, 26, 24, 14, 4, 2, 2, 4, 14, 24, 22, 12, 2, 0, 0, 2, 12, 22, 22, 12, 2, 0, 0, 2, 12, 22, 24, 14, 4, 2, 2, 4, 14, 24, 26, 16, 14, 12, 12, 14, 16, 26, 28, 26, 24, 22, 22, 24, 26, 28}; char white_outpost[64] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 4, 5, 5, 4, 0, 0, 0, 0, 3, 6, 6, 3, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; char black_outpost[64] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 3, 6, 6, 3, 0, 0, 0, 0, 4, 5, 5, 4, 0, 0, 0, 0, 0, 2, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; char push_extensions[64] = { 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 }; int pawn_value_w[64] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 6, 0, 0, 0, 0, 0, 3, 6, 6, 0, 0, 0, 0, 0, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; int knight_value_w[64] = {-29, -3, -3, -2, -2, -3, -3, -29, -20, -3, -1, 0, 0, -1, -3, -20, -21, 0, 6, 6, 6, 6, 0, -21, -20, 3, 6, 10, 10, 6, 3, -20, -20, 3, 6, 10, 10, 6, 3, -20, -20, 3, 6, 6, 6, 6, 3, -20, -20, 0, 0, 0, 0, 0, 0, -20, -43,-10,-10,-10,-10,-10,-10, -43}; int bishop_value_w[64] = { -3, -3, -3, -3, -3, -3, -3, -3, -3, 0, 0, 0, 0, 0, 0, -3, -3, 0, 3, 3, 3, 3, 0, -3, -3, 0, 3, 6, 6, 3, 0, -3, -3, 0, 3, 6, 6, 3, 0, -3, -3, 0, 3, 3, 3, 3, 0, -3, -3, 0, 0, 0, 0, 0, 0, -3, -3, -3, -3, -3, -3, -3, -3, -3}; int rook_value_w[64] = { 0, 2, 3, 4, 4, 3, 2, 0, -4, 2, 3, 4, 4, 3, 2, -4, -4, 2, 3, 4, 4, 3, 2, -4, -4, 2, 3, 4, 4, 3, 2, -4, 0, 2, 3, 4, 4, 3, 2, 0, 0, 2, 3, 4, 4, 3, 2, 0, 0, 2, 3, 4, 4, 3, 2, 0, 0, 2, 3, 4, 4, 3, 2, 0}; int queen_value_w[64] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 2, 0, 0,-10, 4, 5, 5, 4,-10, 0, -10, 2, 4, 6, 6, 4, 2,-10, 0, 2, 4, 6, 6, 4, 2, 0, 0, 2, 4, 6, 6, 4, 2, 0, 0, 2, 4, 5, 5, 4, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0}; int king_value_w[64] = {-50,-40,-30,-20,-20,-30,-40,-50, -30,-20,-10, 0, 0,-10,-20,-30, -30,-10, 0, 10, 10, 0,-10,-30, -30,-10, 10, 20, 20, 10,-10,-30, -30,-10, 20, 30, 30, 20,-10,-30, -30,-10, 20, 30, 30, 20,-10,-30, -30,-30,-10,-10,-10,-10,-30,-30, -50,-30,-30,-30,-30,-30,-30,-50}; /* note that black piece/square values are copied from white, but reflected */ char king_defects_w[64]= { 4, 2, 3, 4, 4, 2, 1, 2, 4, 3, 3, 7, 7, 3, 2, 2, 6, 4, 6, 7, 7, 6, 4, 6, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8}; char king_defects_b[64]= { 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 8, 5, 6, 8, 8, 6, 5, 8, 6, 4, 6, 7, 7, 6, 4, 6, 4, 3, 3, 7, 7, 3, 2, 2, 4, 2, 3, 4, 4, 2, 1, 2}; int p_values[15] = {QUEEN_VALUE,ROOK_VALUE,BISHOP_VALUE,0, KING_VALUE,KNIGHT_VALUE,PAWN_VALUE, 0,PAWN_VALUE,KNIGHT_VALUE,KING_VALUE, 0, BISHOP_VALUE,ROOK_VALUE,QUEEN_VALUE}; int unblocked_pawns[9] = {-PAWN_UNBLOCKED*2,0,PAWN_UNBLOCKED, PAWN_UNBLOCKED*2, PAWN_UNBLOCKED*3, PAWN_UNBLOCKED*4, PAWN_UNBLOCKED*5, PAWN_UNBLOCKED*6, PAWN_UNBLOCKED*7}; #if !defined(COMPACT_ATTACKS) int bishop_shift_rl45[64] = { 63, 61, 58, 54, 49, 43, 36, 28, 61, 58, 54, 49, 43, 36, 28, 21, 58, 54, 49, 43, 36, 28, 21, 15, 54, 49, 43, 36, 28, 21, 15, 10, 49, 43, 36, 28, 21, 15, 10, 6, 43, 36, 28, 21, 15, 10, 6, 3, 36, 28, 21, 15, 10, 6, 3, 1, 28, 21, 15, 10, 6, 3, 1, 0 }; int bishop_shift_rr45[64] = { 28, 36, 43, 49, 54, 58, 61, 63, 21, 28, 36, 43, 49, 54, 58, 61, 15, 21, 28, 36, 43, 49, 54, 58, 10, 15, 21, 28, 36, 43, 49, 54, 6, 10, 15, 21, 28, 36, 43, 49, 3, 6, 10, 15, 21, 28, 36, 43, 1, 3, 6, 10, 15, 21, 28, 36, 0, 1, 3, 6, 10, 15, 21, 28 }; #endif