static void engine_step() { char string[StringSize]; int event; // parse UCI line engine_get(Engine,string,StringSize); event = uci_parse(Uci,string); // react to events if ((event & EVENT_READY) != 0) { // the engine is now ready if (!Uci->ready) { Uci->ready = true; if (XB->proto_ver >= 2) xboard_send(XBoard,"feature done=1"); } if (!DelayPong && XB->ping >= 0) { xboard_send(XBoard,"pong %d",XB->ping); XB->ping = -1; } } if ((event & EVENT_MOVE) != 0 && State->state == THINK) { // the engine is playing a move // MEGA HACK: estimate remaining time because XBoard won't send it! my_timer_stop(State->timer); XB->my_time -= my_timer_elapsed_real(State->timer); XB->my_time += XB->inc; if (XB->mps != 0 && (game_move_nb(Game) + 1) % XB->mps == 0) XB->my_time += XB->base; if (XB->my_time < 0.0) XB->my_time = 0.0; // play the engine move comp_move(Uci->best_move); } if ((event & EVENT_PV) != 0) { // the engine has sent a new PV send_pv(); } }
static void comp_move(int move) { board_t board[1]; char string[256]; ASSERT(move_is_ok(move)); ASSERT(State->state==THINK); ASSERT(!XB->analyse); if(option_get_bool(Option,"RepeatPV")) send_pv(); // to update time and nodes // send the move game_get_board(Game,board); if (move_is_castle(move,board) && option_get_bool(Option,"Chess960")) { if (!move_to_san(move,board,string,256)) my_fatal("comp_move(): move_to_san() failed\n"); // O-O/O-O-O } else { if (!move_to_can(move,board,string,256)) my_fatal("comp_move(): move_to_can() failed\n"); } gui_send(GUI,"move %s",string); // resign? if (option_get_bool(Option,"Resign") && Uci->root_move_nb > 1) { if (Uci->best_score <= -abs(option_get_int(Option,"ResignScore"))) { State->resign_nb++; my_log("POLYGLOT %d move%s with resign score\n",State->resign_nb,(State->resign_nb>1)?"s":""); if (State->resign_nb >= option_get_int(Option,"ResignMoves")) { my_log("POLYGLOT *** RESIGN ***\n"); gui_send(GUI,"resign"); } } else { if (State->resign_nb > 0) my_log("POLYGLOT resign reset (State->resign_nb=%d)\n",State->resign_nb); State->resign_nb = 0; } } // play the move move_step(move); no_mess(move); }
static void no_mess(int move) { ASSERT(move_is_ok(move)); // just received a move, calculate the new state if (false) { } else if (!active()) { stop_search(); // abort a possible search State->state = WAIT; State->exp_move = MoveNone; my_log("POLYGLOT WAIT\n"); } else if (State->state == WAIT) { ASSERT(State->computer[game_turn(Game)]); ASSERT(!State->computer[colour_opp(game_turn(Game))]); ASSERT(!XB->analyse); my_log("POLYGLOT WAIT -> THINK\n"); State->state = THINK; State->exp_move = MoveNone; } else if (State->state == THINK) { ASSERT(!State->computer[game_turn(Game)]); ASSERT(State->computer[colour_opp(game_turn(Game))]); ASSERT(!XB->analyse); if (ponder() && ponder_move_is_ok(Uci->ponder_move)) { my_log("POLYGLOT THINK -> PONDER\n"); State->state = PONDER; State->exp_move = Uci->ponder_move; } else { my_log("POLYGLOT THINK -> WAIT\n"); State->state = WAIT; State->exp_move = MoveNone; } } else if (State->state == PONDER) { ASSERT(State->computer[game_turn(Game)]); ASSERT(!State->computer[colour_opp(game_turn(Game))]); ASSERT(!XB->analyse); if (move == State->exp_move && Uci->searching) { ASSERT(Uci->searching); ASSERT(Uci->pending_nb>=1); my_timer_reset(State->timer); my_timer_start(State->timer); my_log("POLYGLOT PONDER -> THINK (*** HIT ***)\n"); engine_send(Engine,"ponderhit"); State->state = THINK; State->exp_move = MoveNone; send_pv(); // update display return; // do not launch a new search } else { my_log("POLYGLOT PONDER -> THINK (miss)\n"); stop_search(); State->state = THINK; State->exp_move = MoveNone; } } else if (State->state == ANALYSE) { ASSERT(XB->analyse); my_log("POLYGLOT ANALYSE -> ANALYSE\n"); stop_search(); } else { ASSERT(false); } search_update(); }
void xboard2uci_engine_step(char string[]) { int event; board_t board[1]; event = uci_parse(Uci,string); // react to events if ((event & EVENT_READY) != 0) { // the engine is now ready if (!Uci->ready) { Uci->ready = TRUE; // if (XB->proto_ver >= 2) xboard_send(XBoard,"feature done=1"); } if (!DelayPong && XB->ping >= 0) { gui_send(GUI,"pong %d",XB->ping); XB->ping = -1; } } if ((event & EVENT_MOVE) != 0 && State->state == THINK) { // the engine is playing a move // MEGA HACK: estimate remaining time because XBoard won't send it! my_timer_stop(State->timer); XB->my_time -= my_timer_elapsed_real(State->timer); XB->my_time += XB->inc; if (XB->mps != 0 && (game_move_nb(Game) + 1) % XB->mps == 0) XB->my_time += XB->base; if (XB->my_time < 0.0) XB->my_time = 0.0; // make sure to remember the ponder move State->hint_move=Uci->ponder_move; // play the engine move comp_move(Uci->best_move); } if ((event & EVENT_PV) != 0) { // the engine has sent a new PV send_pv(); } if ((event & EVENT_INFO) != 0) { // the engine has sent info send_info(); } if((event & (EVENT_DRAW|EVENT_RESIGN))!=0){ my_log("POYGLOT draw offer/resign from engine\n"); if(option_find(Uci->option,"UCI_DrawOffers")){ if(event & EVENT_DRAW) gui_send(GUI,"offer draw"); else gui_send(GUI,"resign"); } } if(((event & EVENT_ILLEGAL_MOVE)!=0) && (State->state == THINK)){ game_get_board(Game,board); if(board->turn==White){ gui_send(GUI,"0-1 {polyglot: resign" " (illegal engine move by white: %s)}",Uci->bestmove); }else{ gui_send(GUI,"1-0 {polyglot: resign" " (illegal engine move by black: %s)}",Uci->bestmove); } board_disp(board); XB->result = TRUE; mess(); } }
static void comp_move(int move) { board_t board[1]; char string[256]; ASSERT(move_is_ok(move)); ASSERT(State->state==THINK); ASSERT(!XB->analyse); if(option_get_bool("RepeatPV")==true) send_pv(); // to update time and nodes // send the move game_get_board(Game,board); if (move_is_castle(move,board) && option_get_bool("Chess960")) { if (!move_to_san(move,board,string,sizeof(string))) my_fatal("comp_move(): move_to_san() failed\n"); // O-O/O-O-O } else { if (!move_to_can(move,board,string,sizeof(string))) my_fatal("comp_move(): move_to_can() failed\n"); } move_step(move); //game ended? if(game_status(Game)!= PLAYING){ //handle ics drawing stuff if(XB->ics){ switch (game_status(Game)){ case DRAW_MATERIAL: case DRAW_FIFTY: case DRAW_REPETITION: xboard_send(XBoard,"offer draw"); break; default: break; } } xboard_send(XBoard,"move %s",string); board_update(); no_mess(move); return; } // engine sended a move while in ponder mode? if(State->state==PONDER){ if(board->turn==White) xboard_send(XBoard,"0-1 {polyglot : engine moves while pondering}\n"); else xboard_send(XBoard,"1-0 {polyglot : engine moves while pondering}\n"); } // resign? if (option_get_bool("Resign") && Uci->root_move_nb > 1) { int best = Uci->best_score; if (option_get_bool("ScoreWhite") && colour_is_black(Uci->board->turn)) best = -best; if (best <= -abs(option_get_int("ResignScore"))) { State->resign_nb++; my_log("POLYGLOT %d move%s with resign score\n",State->resign_nb,(State->resign_nb>1)?"s":""); if (State->resign_nb >= option_get_int("ResignMoves")) { my_log("POLYGLOT *** RESIGN ***\n"); //send move and resign //xboard_send(XBoard,"move %s \nresign",string); //just resign xboard_send(XBoard,"resign",string); no_mess(move); return; } } else { if (State->resign_nb > 0) my_log("POLYGLOT resign reset (State->resign_nb=%d)\n",State->resign_nb); State->resign_nb = 0; } } no_mess(move); xboard_send(XBoard,"move %s",string); }
static void engine_step() { char string[StringSize]; int event; // parse UCI line engine_get(Engine,string,StringSize); //blocking read... event = uci_parse(Uci,string); // react to events if ((event & EVENT_READY) != 0) { #ifdef _WIN32 SetEvent(Engine_ready_ok); #endif if (!Uci->ready) { Uci->ready = true; if (XB->proto_ver >= 2) xboard_send(XBoard,"feature done=1"); } if (!DelayPong && XB->ping >= 0) { xboard_send(XBoard,"pong %d",XB->ping); XB->ping = -1; } } if ((event & EVENT_MOVE) != 0 && State->state == THINK) { // the engine is playing a move // MEGA HACK: estimate remaining time because XBoard won't send it! my_timer_stop(State->timer); XB->my_time -= my_timer_elapsed_real(State->timer); XB->my_time += XB->inc; if (XB->mps != 0 && (game_move_nb(Game) + 1) % XB->mps == 0) XB->my_time += XB->base; if (XB->my_time < 0.0) XB->my_time = 0.0; // play the engine move comp_move(Uci->best_move); } if ((event & EVENT_PV) != 0) { // the engine has sent a new PV send_pv(); } if ((event & EVENT_INFO) != 0){ if(!option_get_bool("InfoStrings")) xboard_send(XBoard,"#%d %+d %.0f " S64_FORMAT " %s ",Uci->best_depth,Uci->best_score,Uci->time*100.0,Uci->node_nb,Uci->info_string); else xboard_send(XBoard,"%d %+d %.0f " S64_FORMAT " %s ",Uci->best_depth,Uci->best_score,Uci->time*100.0,Uci->node_nb,Uci->info_string); } if((event & (EVENT_DRAW|EVENT_RESIGN))!=0){ my_log("POYGLOT draw offer/resign from engine\n"); if(uci_option_exist(Uci,"UCI_DrawOffers")){ if(event & EVENT_DRAW) xboard_send(XBoard,"offer draw"); else xboard_send(XBoard,"resign"); } } return ; }