void uci_open(uci_t * uci, engine_t * engine) {
char string[StringSize];
int event;
ASSERT(uci!=NULL);
ASSERT(engine!=NULL);
// init
uci->engine = engine;
uci->name = NULL;
my_string_set(&uci->name,"<empty>");
uci->author = NULL;
my_string_set(&uci->author,"<empty>");
uci->option_nb = 0;
uci->ready_nb = 0;
uci->searching = 0;
uci->pending_nb = 0;
uci->multipv_mode = false;
board_start(uci->board);
uci_clear(uci);
// send "uci" and wait for "uciok"
engine_send(uci->engine,"uci");
do {
engine_get(uci->engine,string,StringSize);
event = uci_parse(uci,string);
} while (!engine_eof(Engine) && (event & EVENT_UCI) == 0);
}
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();
}
}
void uci_send_isready_sync(uci_t * uci) {
char string[StringSize];
int event;
ASSERT(uci_is_ok(uci));
// send "isready" and wait for "readyok"
uci_send_isready(uci);
do {
engine_get(uci->engine,string,StringSize);
event = uci_parse(uci,string);
} while (!engine_eof(Engine) && (event & EVENT_READY) == 0);
}
void uci_send_stop_sync(uci_t * uci) {
char string[StringSize];
int event;
ASSERT(uci_is_ok(uci));
ASSERT(uci->searching);
ASSERT(uci->pending_nb>=1);
// send "stop" and wait for "bestmove"
uci_send_stop(uci);
do {
engine_get(uci->engine,string,StringSize);
event = uci_parse(uci,string);
} while (!engine_eof(Engine) && (event & EVENT_STOP) == 0);
}
static bool engine_step() {
char string[StringSize];
int event;
engine_get(Engine,string,StringSize);
event = uci_parse(Uci,string);
if ((event & EVENT_MOVE) != 0) {
return false;
}
if ((event & EVENT_PV) != 0) {
LastMove = Uci->best_pv[0];
LastDepth = Uci->best_depth;
LastSelDepth = Uci->best_sel_depth;
LastScore = Uci->best_score;
LastTime = Uci->time;
LastNodeNb = Uci->node_nb;
line_copy(LastPV,Uci->best_pv);
if (LastMove != FirstMove) {
FirstMove = LastMove;
FirstDepth = LastDepth;
FirstSelDepth = LastSelDepth;
FirstScore = LastScore;
FirstTime = LastTime;
FirstNodeNb = LastNodeNb;
line_copy(FirstPV,LastPV);
}
}
return true;
}
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 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 ;
}
