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/* Sjaak, a program for playing chess variants
* Copyright (C) 2011 Evert Glebbeek
*
* This program 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.
*
* This program 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/>.
*/
#ifndef TIMER_H
#define TIMER_H
#ifdef __cplusplus
extern "C" {
#endif
#include "bool.h"
uint64_t get_timer(void);
typedef struct chess_clock_t {
/* various things having to do with time management */
int time_left; /* Total time left on the clock, in msec */
int time_inc; /* Time increment per move, in msec */
int time_per_move; /* Time per move, in msec */
int extra_time; /* Extra time allocated for this move */
uint64_t start_time; /* Timer value when the search started */
int movestogo; /* Number of moves until the next cycle */
int movestotc; /* Number of moves per cycle */
int root_moves_played; /* Total number of moves played so far in the game */
size_t max_nodes; /* Maximum number of nodes to search */
size_t nodes_searched; /* Number of nodes currently searched */
bool pondering; /* true: not our move, ignore clock but mind keyboard */
bool (*check_clock)(const struct chess_clock_t *clock);
} chess_clock_t;
void start_clock(chess_clock_t *clock);
int peek_timer(const chess_clock_t *clock);
int get_chess_clock_time_for_move(const chess_clock_t *clock);
void set_ponder_timer(chess_clock_t *clock);
void set_infinite_time(chess_clock_t *clock);
void set_time_per_move(chess_clock_t *clock, int msec);
void set_time_for_game(chess_clock_t *clock);
#ifdef __cplusplus
}
#endif
#endif
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