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Comparing deliantra/server/common/object.C (file contents):
Revision 1.136 by root, Thu Mar 15 14:23:02 2007 UTC vs.
Revision 1.141 by root, Sun Apr 29 21:44:34 2007 UTC

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 *
313 313
314 /* Everything passes, must be OK. */ 314 /* Everything passes, must be OK. */
315 return 1; 315 return 1;
316} 316}
317 317
318void
319player::set_range (rangetype r)
320{
321 shoottype = r;
322}
323
318/* 324/*
319 * sum_weight() is a recursive function which calculates the weight 325 * sum_weight() is a recursive function which calculates the weight
320 * an object is carrying. It goes through in figures out how much 326 * an object is carrying. It goes through in figures out how much
321 * containers are carrying, and sums it up. 327 * containers are carrying, and sums it up.
322 */ 328 */
454 * refcounts and freeing the links. 460 * refcounts and freeing the links.
455 */ 461 */
456static void 462static void
457free_key_values (object *op) 463free_key_values (object *op)
458{ 464{
459 for (key_value *i = op->key_values; i != 0;) 465 for (key_value *i = op->key_values; i; )
460 { 466 {
461 key_value *next = i->next; 467 key_value *next = i->next;
462 delete i; 468 delete i;
463 469
464 i = next; 470 i = next;
465 } 471 }
466 472
467 op->key_values = 0; 473 op->key_values = 0;
468} 474}
469 475
470/* 476object &
471 * copy_to first frees everything allocated by the dst object, 477object::operator =(const object &src)
472 * and then copies the contents of itself into the second
473 * object, allocating what needs to be allocated. Basically, any
474 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
475 * if the first object is freed, the pointers in the new object
476 * will point at garbage.
477 */
478void
479object::copy_to (object *dst)
480{ 478{
481 bool is_freed = QUERY_FLAG (dst, FLAG_FREED); 479 bool is_freed = flag [FLAG_FREED];
482 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED); 480 bool is_removed = flag [FLAG_REMOVED];
483 481
484 *(object_copy *)dst = *this; 482 *(object_copy *)this = src;
485 483
486 if (is_freed) 484 flag [FLAG_FREED] = is_freed;
487 SET_FLAG (dst, FLAG_FREED); 485 flag [FLAG_REMOVED] = is_removed;
488
489 if (is_removed)
490 SET_FLAG (dst, FLAG_REMOVED);
491
492 if (speed < 0)
493 dst->speed_left = speed_left - rndm ();
494 486
495 /* Copy over key_values, if any. */ 487 /* Copy over key_values, if any. */
496 if (key_values) 488 if (src.key_values)
497 { 489 {
498 key_value *tail = 0; 490 key_value *tail = 0;
499 key_value *i;
500
501 dst->key_values = 0; 491 key_values = 0;
502 492
503 for (i = key_values; i; i = i->next) 493 for (key_value *i = src.key_values; i; i = i->next)
504 { 494 {
505 key_value *new_link = new key_value; 495 key_value *new_link = new key_value;
506 496
507 new_link->next = 0; 497 new_link->next = 0;
508 new_link->key = i->key; 498 new_link->key = i->key;
509 new_link->value = i->value; 499 new_link->value = i->value;
510 500
511 /* Try and be clever here, too. */ 501 /* Try and be clever here, too. */
512 if (!dst->key_values) 502 if (!key_values)
513 { 503 {
514 dst->key_values = new_link; 504 key_values = new_link;
515 tail = new_link; 505 tail = new_link;
516 } 506 }
517 else 507 else
518 { 508 {
519 tail->next = new_link; 509 tail->next = new_link;
520 tail = new_link; 510 tail = new_link;
521 } 511 }
522 } 512 }
523 } 513 }
514}
515
516/*
517 * copy_to first frees everything allocated by the dst object,
518 * and then copies the contents of itself into the second
519 * object, allocating what needs to be allocated. Basically, any
520 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
521 * if the first object is freed, the pointers in the new object
522 * will point at garbage.
523 */
524void
525object::copy_to (object *dst)
526{
527 *dst = *this;
528
529 if (speed < 0)
530 dst->speed_left = speed_left - rndm ();
524 531
525 dst->set_speed (dst->speed); 532 dst->set_speed (dst->speed);
526} 533}
527 534
528void 535void
834 841
835 if (flag [FLAG_IS_LINKED]) 842 if (flag [FLAG_IS_LINKED])
836 remove_button_link (this); 843 remove_button_link (this);
837 844
838 if (flag [FLAG_FRIENDLY]) 845 if (flag [FLAG_FRIENDLY])
839 {
840 remove_friendly_object (this); 846 remove_friendly_object (this);
841
842 if (type == GOLEM
843 && owner
844 && owner->type == PLAYER
845 && owner->contr->ranges[range_golem] == this)
846 owner->contr->ranges[range_golem] = 0;
847 }
848 847
849 if (!flag [FLAG_REMOVED]) 848 if (!flag [FLAG_REMOVED])
850 remove (); 849 remove ();
851 850
852 destroy_inv (true); 851 destroy_inv (true);
1109 return top; 1108 return top;
1110 } 1109 }
1111 } 1110 }
1112 1111
1113 return 0; 1112 return 0;
1113}
1114
1115void
1116object::expand_tail ()
1117{
1118 if (more)
1119 return;
1120
1121 object *prev = this;
1122
1123 for (archetype *at = arch->more; at; at = at->more)
1124 {
1125 object *op = arch_to_object (at);
1126
1127 op->name = name;
1128 op->name_pl = name_pl;
1129 op->title = title;
1130
1131 op->head = this;
1132 prev->more = op;
1133
1134 prev = op;
1135 }
1114} 1136}
1115 1137
1116/* 1138/*
1117 * same as insert_ob_in_map except it handles separate coordinates and does a clean 1139 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1118 * job preparing multi-part monsters. 1140 * job preparing multi-part monsters.
1150 * just 'op' otherwise 1172 * just 'op' otherwise
1151 */ 1173 */
1152object * 1174object *
1153insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1175insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1154{ 1176{
1177 assert (!op->flag [FLAG_FREED]);
1178
1155 object *tmp, *top, *floor = NULL; 1179 object *tmp, *top, *floor = NULL;
1156 1180
1157 if (QUERY_FLAG (op, FLAG_FREED))
1158 {
1159 LOG (llevError, "Trying to insert freed object!\n");
1160 return NULL;
1161 }
1162
1163 if (!QUERY_FLAG (op, FLAG_REMOVED))
1164 LOG (llevError, "Trying to insert already inserted object %s\n", op->debug_desc ());
1165
1166 op->remove (); 1181 op->remove ();
1167 1182
1168 if (!m) 1183#if 0
1169 { 1184 if (!m->active != !op->active)
1170 char *dump = dump_object (op); 1185 if (m->active)
1171 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump); 1186 op->activate_recursive ();
1172 free (dump); 1187 else
1173 return op; 1188 op->deactivate_recursive ();
1174 } 1189#endif
1175 1190
1176 if (out_of_map (m, op->x, op->y)) 1191 if (out_of_map (m, op->x, op->y))
1177 { 1192 {
1178 char *dump = dump_object (op);
1179 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump); 1193 LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());
1180#ifdef MANY_CORES 1194#ifdef MANY_CORES
1181 /* Better to catch this here, as otherwise the next use of this object 1195 /* Better to catch this here, as otherwise the next use of this object
1182 * is likely to cause a crash. Better to find out where it is getting 1196 * is likely to cause a crash. Better to find out where it is getting
1183 * improperly inserted. 1197 * improperly inserted.
1184 */ 1198 */
1185 abort (); 1199 abort ();
1186#endif 1200#endif
1187 free (dump);
1188 return op; 1201 return op;
1189 } 1202 }
1190 1203
1191 if (object *more = op->more) 1204 if (object *more = op->more)
1192 { 1205 {
1429 tmp1->x = op->x; 1442 tmp1->x = op->x;
1430 tmp1->y = op->y; 1443 tmp1->y = op->y;
1431 insert_ob_in_map (tmp1, op->map, op, 0); 1444 insert_ob_in_map (tmp1, op->map, op, 0);
1432} 1445}
1433 1446
1434// XXX: function not returning object*
1435object * 1447object *
1436object::insert_at (object *where, object *originator, int flags) 1448object::insert_at (object *where, object *originator, int flags)
1437{ 1449{
1438 where->map->insert (this, where->x, where->y, originator, flags); 1450 return where->map->insert (this, where->x, where->y, originator, flags);
1439} 1451}
1440 1452
1441/* 1453/*
1442 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1454 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1443 * is returned contains nr objects, and the remaining parts contains 1455 * is returned contains nr objects, and the remaining parts contains
1483 * the amount of an object. If the amount reaches 0, the object 1495 * the amount of an object. If the amount reaches 0, the object
1484 * is subsequently removed and freed. 1496 * is subsequently removed and freed.
1485 * 1497 *
1486 * Return value: 'op' if something is left, NULL if the amount reached 0 1498 * Return value: 'op' if something is left, NULL if the amount reached 0
1487 */ 1499 */
1488
1489object * 1500object *
1490decrease_ob_nr (object *op, uint32 i) 1501decrease_ob_nr (object *op, uint32 i)
1491{ 1502{
1492 object *tmp; 1503 object *tmp;
1493 1504
1568 1579
1569/* 1580/*
1570 * add_weight(object, weight) adds the specified weight to an object, 1581 * add_weight(object, weight) adds the specified weight to an object,
1571 * and also updates how much the environment(s) is/are carrying. 1582 * and also updates how much the environment(s) is/are carrying.
1572 */ 1583 */
1573
1574void 1584void
1575add_weight (object *op, signed long weight) 1585add_weight (object *op, signed long weight)
1576{ 1586{
1577 while (op != NULL) 1587 while (op != NULL)
1578 { 1588 {
1610 * inside the object environment. 1620 * inside the object environment.
1611 * 1621 *
1612 * The function returns now pointer to inserted item, and return value can 1622 * The function returns now pointer to inserted item, and return value can
1613 * be != op, if items are merged. -Tero 1623 * be != op, if items are merged. -Tero
1614 */ 1624 */
1615
1616object * 1625object *
1617object::insert (object *op) 1626object::insert (object *op)
1618{ 1627{
1619 object *tmp, *otmp; 1628 object *tmp, *otmp;
1620 1629

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