1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game |
3 | * |
3 | * |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
5 | * Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
5 | * Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
7 | * |
7 | * |
… | |
… | |
454 | * refcounts and freeing the links. |
454 | * refcounts and freeing the links. |
455 | */ |
455 | */ |
456 | static void |
456 | static void |
457 | free_key_values (object *op) |
457 | free_key_values (object *op) |
458 | { |
458 | { |
459 | for (key_value *i = op->key_values; i != 0;) |
459 | for (key_value *i = op->key_values; i; ) |
460 | { |
460 | { |
461 | key_value *next = i->next; |
461 | key_value *next = i->next; |
462 | delete i; |
462 | delete i; |
463 | |
463 | |
464 | i = next; |
464 | i = next; |
465 | } |
465 | } |
466 | |
466 | |
467 | op->key_values = 0; |
467 | op->key_values = 0; |
468 | } |
468 | } |
469 | |
469 | |
470 | /* |
470 | object & |
471 | * copy_to first frees everything allocated by the dst object, |
471 | object::operator =(const object &src) |
472 | * and then copies the contents of itself into the second |
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473 | * object, allocating what needs to be allocated. Basically, any |
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474 | * data that is malloc'd needs to be re-malloc/copied. Otherwise, |
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475 | * if the first object is freed, the pointers in the new object |
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476 | * will point at garbage. |
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477 | */ |
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478 | void |
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479 | object::copy_to (object *dst) |
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480 | { |
472 | { |
481 | bool is_freed = QUERY_FLAG (dst, FLAG_FREED); |
473 | bool is_freed = flag [FLAG_FREED]; |
482 | bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED); |
474 | bool is_removed = flag [FLAG_REMOVED]; |
483 | |
475 | |
484 | *(object_copy *)dst = *this; |
476 | *(object_copy *)this = src; |
485 | |
477 | |
486 | if (is_freed) |
478 | flag [FLAG_FREED] = is_freed; |
487 | SET_FLAG (dst, FLAG_FREED); |
479 | flag [FLAG_REMOVED] = is_removed; |
488 | |
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489 | if (is_removed) |
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490 | SET_FLAG (dst, FLAG_REMOVED); |
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491 | |
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492 | if (speed < 0) |
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493 | dst->speed_left = speed_left - rndm (); |
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494 | |
480 | |
495 | /* Copy over key_values, if any. */ |
481 | /* Copy over key_values, if any. */ |
496 | if (key_values) |
482 | if (src.key_values) |
497 | { |
483 | { |
498 | key_value *tail = 0; |
484 | key_value *tail = 0; |
499 | key_value *i; |
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500 | |
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501 | dst->key_values = 0; |
485 | key_values = 0; |
502 | |
486 | |
503 | for (i = key_values; i; i = i->next) |
487 | for (key_value *i = src.key_values; i; i = i->next) |
504 | { |
488 | { |
505 | key_value *new_link = new key_value; |
489 | key_value *new_link = new key_value; |
506 | |
490 | |
507 | new_link->next = 0; |
491 | new_link->next = 0; |
508 | new_link->key = i->key; |
492 | new_link->key = i->key; |
509 | new_link->value = i->value; |
493 | new_link->value = i->value; |
510 | |
494 | |
511 | /* Try and be clever here, too. */ |
495 | /* Try and be clever here, too. */ |
512 | if (!dst->key_values) |
496 | if (!key_values) |
513 | { |
497 | { |
514 | dst->key_values = new_link; |
498 | key_values = new_link; |
515 | tail = new_link; |
499 | tail = new_link; |
516 | } |
500 | } |
517 | else |
501 | else |
518 | { |
502 | { |
519 | tail->next = new_link; |
503 | tail->next = new_link; |
520 | tail = new_link; |
504 | tail = new_link; |
521 | } |
505 | } |
522 | } |
506 | } |
523 | } |
507 | } |
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508 | } |
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509 | |
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510 | /* |
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511 | * copy_to first frees everything allocated by the dst object, |
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512 | * and then copies the contents of itself into the second |
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513 | * object, allocating what needs to be allocated. Basically, any |
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514 | * data that is malloc'd needs to be re-malloc/copied. Otherwise, |
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515 | * if the first object is freed, the pointers in the new object |
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516 | * will point at garbage. |
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517 | */ |
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518 | void |
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519 | object::copy_to (object *dst) |
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520 | { |
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521 | *dst = *this; |
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522 | |
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523 | if (speed < 0) |
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524 | dst->speed_left = speed_left - rndm (); |
524 | |
525 | |
525 | dst->set_speed (dst->speed); |
526 | dst->set_speed (dst->speed); |
526 | } |
527 | } |
527 | |
528 | |
528 | void |
529 | void |
… | |
… | |
606 | * UP_OBJ_FACE: only the objects face has changed. |
607 | * UP_OBJ_FACE: only the objects face has changed. |
607 | */ |
608 | */ |
608 | void |
609 | void |
609 | update_object (object *op, int action) |
610 | update_object (object *op, int action) |
610 | { |
611 | { |
611 | MoveType move_on, move_off, move_block, move_slow; |
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612 | |
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613 | if (op == NULL) |
612 | if (op == NULL) |
614 | { |
613 | { |
615 | /* this should never happen */ |
614 | /* this should never happen */ |
616 | LOG (llevDebug, "update_object() called for NULL object.\n"); |
615 | LOG (llevDebug, "update_object() called for NULL object.\n"); |
617 | return; |
616 | return; |
… | |
… | |
836 | |
835 | |
837 | if (flag [FLAG_IS_LINKED]) |
836 | if (flag [FLAG_IS_LINKED]) |
838 | remove_button_link (this); |
837 | remove_button_link (this); |
839 | |
838 | |
840 | if (flag [FLAG_FRIENDLY]) |
839 | if (flag [FLAG_FRIENDLY]) |
841 | { |
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842 | remove_friendly_object (this); |
840 | remove_friendly_object (this); |
843 | |
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844 | if (type == GOLEM |
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845 | && owner |
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846 | && owner->type == PLAYER |
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847 | && owner->contr->ranges[range_golem] == this) |
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848 | owner->contr->ranges[range_golem] = 0; |
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849 | } |
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850 | |
841 | |
851 | if (!flag [FLAG_REMOVED]) |
842 | if (!flag [FLAG_REMOVED]) |
852 | remove (); |
843 | remove (); |
853 | |
844 | |
854 | destroy_inv (true); |
845 | destroy_inv (true); |
… | |
… | |
1111 | return top; |
1102 | return top; |
1112 | } |
1103 | } |
1113 | } |
1104 | } |
1114 | |
1105 | |
1115 | return 0; |
1106 | return 0; |
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1107 | } |
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1108 | |
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1109 | void |
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1110 | object::expand_tail () |
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1111 | { |
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1112 | if (more) |
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1113 | return; |
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1114 | |
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1115 | object *prev = this; |
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1116 | |
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1117 | for (archetype *at = arch->more; at; at = at->more) |
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1118 | { |
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1119 | object *op = arch_to_object (at); |
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1120 | |
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1121 | op->name = name; |
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1122 | op->name_pl = name_pl; |
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1123 | op->title = title; |
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1124 | |
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1125 | op->head = this; |
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1126 | prev->more = op; |
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1127 | |
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1128 | prev = op; |
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1129 | } |
1116 | } |
1130 | } |
1117 | |
1131 | |
1118 | /* |
1132 | /* |
1119 | * same as insert_ob_in_map except it handles separate coordinates and does a clean |
1133 | * same as insert_ob_in_map except it handles separate coordinates and does a clean |
1120 | * job preparing multi-part monsters. |
1134 | * job preparing multi-part monsters. |
… | |
… | |
1152 | * just 'op' otherwise |
1166 | * just 'op' otherwise |
1153 | */ |
1167 | */ |
1154 | object * |
1168 | object * |
1155 | insert_ob_in_map (object *op, maptile *m, object *originator, int flag) |
1169 | insert_ob_in_map (object *op, maptile *m, object *originator, int flag) |
1156 | { |
1170 | { |
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1171 | assert (!op->flag [FLAG_FREED]); |
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1172 | |
1157 | object *tmp, *top, *floor = NULL; |
1173 | object *tmp, *top, *floor = NULL; |
1158 | |
1174 | |
1159 | if (QUERY_FLAG (op, FLAG_FREED)) |
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1160 | { |
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1161 | LOG (llevError, "Trying to insert freed object!\n"); |
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1162 | return NULL; |
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1163 | } |
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1164 | |
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1165 | if (!QUERY_FLAG (op, FLAG_REMOVED)) |
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1166 | LOG (llevError, "Trying to insert already inserted object %s\n", op->debug_desc ()); |
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1167 | |
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1168 | op->remove (); |
1175 | op->remove (); |
1169 | |
1176 | |
1170 | if (!m) |
1177 | #if 0 |
1171 | { |
1178 | if (!m->active != !op->active) |
1172 | char *dump = dump_object (op); |
1179 | if (m->active) |
1173 | LOG (llevError, "Trying to insert in null-map!\n%s\n", dump); |
1180 | op->activate_recursive (); |
1174 | free (dump); |
1181 | else |
1175 | return op; |
1182 | op->deactivate_recursive (); |
1176 | } |
1183 | #endif |
1177 | |
1184 | |
1178 | if (out_of_map (m, op->x, op->y)) |
1185 | if (out_of_map (m, op->x, op->y)) |
1179 | { |
1186 | { |
1180 | char *dump = dump_object (op); |
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1181 | LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump); |
1187 | LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ()); |
1182 | #ifdef MANY_CORES |
1188 | #ifdef MANY_CORES |
1183 | /* Better to catch this here, as otherwise the next use of this object |
1189 | /* Better to catch this here, as otherwise the next use of this object |
1184 | * is likely to cause a crash. Better to find out where it is getting |
1190 | * is likely to cause a crash. Better to find out where it is getting |
1185 | * improperly inserted. |
1191 | * improperly inserted. |
1186 | */ |
1192 | */ |
1187 | abort (); |
1193 | abort (); |
1188 | #endif |
1194 | #endif |
1189 | free (dump); |
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1190 | return op; |
1195 | return op; |
1191 | } |
1196 | } |
1192 | |
1197 | |
1193 | if (object *more = op->more) |
1198 | if (object *more = op->more) |
1194 | { |
1199 | { |
… | |
… | |
1291 | * looks like instead of lots of conditions here. |
1296 | * looks like instead of lots of conditions here. |
1292 | * makes things faster, and effectively the same result. |
1297 | * makes things faster, and effectively the same result. |
1293 | */ |
1298 | */ |
1294 | |
1299 | |
1295 | /* Have object 'fall below' other objects that block view. |
1300 | /* Have object 'fall below' other objects that block view. |
1296 | * Unless those objects are exits, type 66 |
1301 | * Unless those objects are exits. |
1297 | * If INS_ON_TOP is used, don't do this processing |
1302 | * If INS_ON_TOP is used, don't do this processing |
1298 | * Need to find the object that in fact blocks view, otherwise |
1303 | * Need to find the object that in fact blocks view, otherwise |
1299 | * stacking is a bit odd. |
1304 | * stacking is a bit odd. |
1300 | */ |
1305 | */ |
1301 | if (!(flag & INS_ON_TOP) |
1306 | if (!(flag & INS_ON_TOP) |
1302 | && ms.flags () & P_BLOCKSVIEW |
1307 | && ms.flags () & P_BLOCKSVIEW |
1303 | && (op->face && !op->face->visibility)) |
1308 | && (op->face && !faces [op->face].visibility)) |
1304 | { |
1309 | { |
1305 | for (last = top; last != floor; last = last->below) |
1310 | for (last = top; last != floor; last = last->below) |
1306 | if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) |
1311 | if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) |
1307 | break; |
1312 | break; |
1308 | |
1313 | |
… | |
… | |
1434 | } |
1439 | } |
1435 | |
1440 | |
1436 | object * |
1441 | object * |
1437 | object::insert_at (object *where, object *originator, int flags) |
1442 | object::insert_at (object *where, object *originator, int flags) |
1438 | { |
1443 | { |
1439 | where->map->insert (this, where->x, where->y, originator, flags); |
1444 | return where->map->insert (this, where->x, where->y, originator, flags); |
1440 | } |
1445 | } |
1441 | |
1446 | |
1442 | /* |
1447 | /* |
1443 | * get_split_ob(ob,nr) splits up ob into two parts. The part which |
1448 | * get_split_ob(ob,nr) splits up ob into two parts. The part which |
1444 | * is returned contains nr objects, and the remaining parts contains |
1449 | * is returned contains nr objects, and the remaining parts contains |
… | |
… | |
1484 | * the amount of an object. If the amount reaches 0, the object |
1489 | * the amount of an object. If the amount reaches 0, the object |
1485 | * is subsequently removed and freed. |
1490 | * is subsequently removed and freed. |
1486 | * |
1491 | * |
1487 | * Return value: 'op' if something is left, NULL if the amount reached 0 |
1492 | * Return value: 'op' if something is left, NULL if the amount reached 0 |
1488 | */ |
1493 | */ |
1489 | |
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1490 | object * |
1494 | object * |
1491 | decrease_ob_nr (object *op, uint32 i) |
1495 | decrease_ob_nr (object *op, uint32 i) |
1492 | { |
1496 | { |
1493 | object *tmp; |
1497 | object *tmp; |
1494 | |
1498 | |
… | |
… | |
1569 | |
1573 | |
1570 | /* |
1574 | /* |
1571 | * add_weight(object, weight) adds the specified weight to an object, |
1575 | * add_weight(object, weight) adds the specified weight to an object, |
1572 | * and also updates how much the environment(s) is/are carrying. |
1576 | * and also updates how much the environment(s) is/are carrying. |
1573 | */ |
1577 | */ |
1574 | |
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1575 | void |
1578 | void |
1576 | add_weight (object *op, signed long weight) |
1579 | add_weight (object *op, signed long weight) |
1577 | { |
1580 | { |
1578 | while (op != NULL) |
1581 | while (op != NULL) |
1579 | { |
1582 | { |
… | |
… | |
1611 | * inside the object environment. |
1614 | * inside the object environment. |
1612 | * |
1615 | * |
1613 | * The function returns now pointer to inserted item, and return value can |
1616 | * The function returns now pointer to inserted item, and return value can |
1614 | * be != op, if items are merged. -Tero |
1617 | * be != op, if items are merged. -Tero |
1615 | */ |
1618 | */ |
1616 | |
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1617 | object * |
1619 | object * |
1618 | object::insert (object *op) |
1620 | object::insert (object *op) |
1619 | { |
1621 | { |
1620 | object *tmp, *otmp; |
1622 | object *tmp, *otmp; |
1621 | |
1623 | |
… | |
… | |
2414 | return link->value; |
2416 | return link->value; |
2415 | |
2417 | |
2416 | return 0; |
2418 | return 0; |
2417 | } |
2419 | } |
2418 | |
2420 | |
2419 | |
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2420 | /* |
2421 | /* |
2421 | * Updates the canonical_key in op to value. |
2422 | * Updates the canonical_key in op to value. |
2422 | * |
2423 | * |
2423 | * canonical_key is a shared string (value doesn't have to be). |
2424 | * canonical_key is a shared string (value doesn't have to be). |
2424 | * |
2425 | * |