Mercurial > hg > terminal-chess / file comparison
comparison: src/chess/rules.c
src/chess/rules.c
- changeset 33
- 866025982aa9
- parent 29
- c6a1ad6cf749
- child 36
- ebe0c961e9a6
equal
deleted
inserted
replaced
| 32:8a0b85303ee8 | 33:866025982aa9 |
|---|---|
| 45 static void addmove(GameState* gamestate, Move *move) { | 45 static void addmove(GameState* gamestate, Move *move) { |
| 46 MoveList *elem = malloc(sizeof(MoveList)); | 46 MoveList *elem = malloc(sizeof(MoveList)); |
| 47 elem->next = NULL; | 47 elem->next = NULL; |
| 48 elem->move = *move; | 48 elem->move = *move; |
| 49 | 49 |
| 50 clock_gettime(CLOCK_REALTIME, &(elem->move.timestamp)); | |
| 51 | |
| 50 if (gamestate->lastmove) { | 52 if (gamestate->lastmove) { |
| 53 struct timespec *lasttstamp = &(gamestate->lastmove->move.timestamp); | |
| 54 time_t sec = elem->move.timestamp.tv_sec - lasttstamp->tv_sec; | |
| 55 long int nanos; | |
| 56 if (elem->move.timestamp.tv_nsec < lasttstamp->tv_nsec) { | |
| 57 nanos = 1e9L-(lasttstamp->tv_nsec - elem->move.timestamp.tv_nsec); | |
| 58 sec--; | |
| 59 } else { | |
| 60 nanos = elem->move.timestamp.tv_nsec - lasttstamp->tv_nsec; | |
| 61 } | |
| 62 | |
| 63 elem->move.movetime.tv_sec = sec; | |
| 64 elem->move.movetime.tv_nsec = nanos; | |
| 65 | |
| 51 gamestate->lastmove->next = elem; | 66 gamestate->lastmove->next = elem; |
| 52 gamestate->lastmove = elem; | 67 gamestate->lastmove = elem; |
| 53 } else { | 68 } else { |
| 69 elem->move.movetime.tv_nsec = 0; | |
| 70 elem->move.movetime.tv_sec = 0; | |
| 54 gamestate->movelist = gamestate->lastmove = elem; | 71 gamestate->movelist = gamestate->lastmove = elem; |
| 55 } | 72 } |
| 56 } | 73 } |
| 57 | 74 |
| 58 char getpiecechr(uint8_t piece) { | 75 char getpiecechr(uint8_t piece) { |
| 522 return 0; | 539 return 0; |
| 523 } else { | 540 } else { |
| 524 return 0; | 541 return 0; |
| 525 } | 542 } |
| 526 } | 543 } |
| 544 | |
| 545 uint16_t remaining_movetime(GameInfo *gameinfo, GameState *gamestate, | |
| 546 uint8_t color) { | |
| 547 if (!gameinfo->timecontrol) { | |
| 548 return 0; | |
| 549 } | |
| 550 | |
| 551 if (gamestate->movelist) { | |
| 552 uint16_t time = gameinfo->time; | |
| 553 long int nanos = 0; | |
| 554 | |
| 555 MoveList *movelist = color == WHITE ? | |
| 556 gamestate->movelist : gamestate->movelist->next; | |
| 557 | |
| 558 while (movelist) { | |
| 559 time += gameinfo->addtime; | |
| 560 | |
| 561 struct timespec *movetime = &(movelist->move.movetime); | |
| 562 if (movetime->tv_sec >= time) { | |
| 563 return 0; | |
| 564 } | |
| 565 | |
| 566 time -= movetime->tv_sec; | |
| 567 nanos += movetime->tv_nsec; | |
| 568 | |
| 569 movelist = movelist->next ? movelist->next->next : NULL; | |
| 570 } | |
| 571 | |
| 572 time_t sec; | |
| 573 movelist = gamestate->lastmove; | |
| 574 if ((movelist->move.piece & COLOR_MASK) != color) { | |
| 575 struct timespec *lastmovetstamp = &(movelist->move.timestamp); | |
| 576 struct timespec currenttstamp; | |
| 577 clock_gettime(CLOCK_REALTIME, ¤ttstamp); | |
| 578 nanos += currenttstamp.tv_nsec - lastmovetstamp->tv_nsec; | |
| 579 sec = currenttstamp.tv_sec - lastmovetstamp->tv_sec; | |
| 580 if (sec >= time) { | |
| 581 return 0; | |
| 582 } | |
| 583 | |
| 584 time -= sec; | |
| 585 } | |
| 586 | |
| 587 sec = nanos / 1e9L; | |
| 588 | |
| 589 if (sec >= time) { | |
| 590 return 0; | |
| 591 } | |
| 592 | |
| 593 time -= sec; | |
| 594 | |
| 595 return time; | |
| 596 } else { | |
| 597 return gameinfo->time; | |
| 598 } | |
| 599 } |
