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Comparing deliantra/server/common/object.C (file contents):
Revision 1.137 by root, Mon Apr 16 06:23:40 2007 UTC vs.
Revision 1.155 by root, Thu May 17 21:32:08 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 *
29#include <stdio.h> 29#include <stdio.h>
30#include <sys/types.h> 30#include <sys/types.h>
31#include <sys/uio.h> 31#include <sys/uio.h>
32#include <object.h> 32#include <object.h>
33#include <funcpoint.h> 33#include <funcpoint.h>
34#include <sproto.h>
34#include <loader.h> 35#include <loader.h>
35 36
36#include <bitset> 37#include <bitset>
37 38
38int nrofallocobjects = 0; 39int nrofallocobjects = 0;
324sum_weight (object *op) 325sum_weight (object *op)
325{ 326{
326 long sum; 327 long sum;
327 object *inv; 328 object *inv;
328 329
329 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below) 330 for (sum = 0, inv = op->inv; inv; inv = inv->below)
330 { 331 {
331 if (inv->inv) 332 if (inv->inv)
332 sum_weight (inv); 333 sum_weight (inv);
334
333 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 335 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
334 } 336 }
335 337
336 if (op->type == CONTAINER && op->stats.Str) 338 if (op->type == CONTAINER && op->stats.Str)
337 sum = (sum * (100 - op->stats.Str)) / 100; 339 sum = (sum * (100 - op->stats.Str)) / 100;
446 */ 448 */
447 while (owner->owner) 449 while (owner->owner)
448 owner = owner->owner; 450 owner = owner->owner;
449 451
450 this->owner = owner; 452 this->owner = owner;
453}
454
455int
456object::slottype () const
457{
458 if (type == SKILL)
459 {
460 if (IS_COMBAT_SKILL (subtype)) return slot_combat;
461 if (IS_RANGED_SKILL (subtype)) return slot_ranged;
462 }
463 else
464 {
465 if (slot [body_combat].info) return slot_combat;
466 if (slot [body_range ].info) return slot_ranged;
467 }
468
469 return slot_none;
470}
471
472bool
473object::change_weapon (object *ob)
474{
475 if (current_weapon == ob)
476 return true;
477
478 if (chosen_skill)
479 chosen_skill->flag [FLAG_APPLIED] = false;
480
481 current_weapon = ob;
482 chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
483
484 if (chosen_skill)
485 chosen_skill->flag [FLAG_APPLIED] = true;
486
487 update_stats ();
488
489 if (ob)
490 {
491 // now check wether any body locations became invalid, in which case
492 // we cannot apply the weapon at the moment.
493 for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
494 if (slot[i].used < 0)
495 {
496 current_weapon = chosen_skill = 0;
497 update_stats ();
498
499 new_draw_info_format (NDI_UNIQUE, 0, this,
500 "You try to balance your applied items all at once, but the %s is too much. "
501 "You need to unapply some items first.", &ob->name);
502 return false;
503 }
504
505 //new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
506 }
507 else
508 ;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
509
510 if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
511 {
512 LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
513 &name, ob->debug_desc ());
514 return false;
515 }
516
517 return true;
451} 518}
452 519
453/* Zero the key_values on op, decrementing the shared-string 520/* Zero the key_values on op, decrementing the shared-string
454 * refcounts and freeing the links. 521 * refcounts and freeing the links.
455 */ 522 */
537 * need for monsters, but doesn't hurt to do it for everything. 604 * need for monsters, but doesn't hurt to do it for everything.
538 * by doing so, when a monster is created, it has good starting 605 * by doing so, when a monster is created, it has good starting
539 * values for the body_used info, so when items are created 606 * values for the body_used info, so when items are created
540 * for it, they can be properly equipped. 607 * for it, they can be properly equipped.
541 */ 608 */
542 memcpy (body_used, body_info, sizeof (body_used)); 609 for (int i = NUM_BODY_LOCATIONS; i--; )
610 slot[i].used = slot[i].info;
543 611
544 attachable::instantiate (); 612 attachable::instantiate ();
545} 613}
546 614
547object * 615object *
835 903
836 if (flag [FLAG_IS_LINKED]) 904 if (flag [FLAG_IS_LINKED])
837 remove_button_link (this); 905 remove_button_link (this);
838 906
839 if (flag [FLAG_FRIENDLY]) 907 if (flag [FLAG_FRIENDLY])
840 {
841 remove_friendly_object (this); 908 remove_friendly_object (this);
842
843 if (type == GOLEM
844 && owner
845 && owner->type == PLAYER
846 && owner->contr->ranges[range_golem] == this)
847 owner->contr->ranges[range_golem] = 0;
848 }
849 909
850 if (!flag [FLAG_REMOVED]) 910 if (!flag [FLAG_REMOVED])
851 remove (); 911 remove ();
852 912
853 destroy_inv (true); 913 destroy_inv (true);
1110 return top; 1170 return top;
1111 } 1171 }
1112 } 1172 }
1113 1173
1114 return 0; 1174 return 0;
1175}
1176
1177void
1178object::expand_tail ()
1179{
1180 if (more)
1181 return;
1182
1183 object *prev = this;
1184
1185 for (archetype *at = arch->more; at; at = at->more)
1186 {
1187 object *op = arch_to_object (at);
1188
1189 op->name = name;
1190 op->name_pl = name_pl;
1191 op->title = title;
1192
1193 op->head = this;
1194 prev->more = op;
1195
1196 prev = op;
1197 }
1115} 1198}
1116 1199
1117/* 1200/*
1118 * same as insert_ob_in_map except it handles separate coordinates and does a clean 1201 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1119 * job preparing multi-part monsters. 1202 * job preparing multi-part monsters.
1151 * just 'op' otherwise 1234 * just 'op' otherwise
1152 */ 1235 */
1153object * 1236object *
1154insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1237insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1155{ 1238{
1239 assert (!op->flag [FLAG_FREED]);
1240
1156 object *tmp, *top, *floor = NULL; 1241 object *top, *floor = NULL;
1157
1158 if (QUERY_FLAG (op, FLAG_FREED))
1159 {
1160 LOG (llevError, "Trying to insert freed object!\n");
1161 return NULL;
1162 }
1163
1164 if (!QUERY_FLAG (op, FLAG_REMOVED))
1165 LOG (llevError, "Trying to insert already inserted object %s\n", op->debug_desc ());
1166 1242
1167 op->remove (); 1243 op->remove ();
1168 1244
1169 if (!m) 1245#if 0
1170 { 1246 if (!m->active != !op->active)
1171 char *dump = dump_object (op); 1247 if (m->active)
1172 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump); 1248 op->activate_recursive ();
1173 free (dump); 1249 else
1174 return op; 1250 op->deactivate_recursive ();
1175 } 1251#endif
1176 1252
1177 if (out_of_map (m, op->x, op->y)) 1253 if (out_of_map (m, op->x, op->y))
1178 { 1254 {
1179 char *dump = dump_object (op);
1180 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump); 1255 LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());
1181#ifdef MANY_CORES 1256#ifdef MANY_CORES
1182 /* Better to catch this here, as otherwise the next use of this object 1257 /* Better to catch this here, as otherwise the next use of this object
1183 * is likely to cause a crash. Better to find out where it is getting 1258 * is likely to cause a crash. Better to find out where it is getting
1184 * improperly inserted. 1259 * improperly inserted.
1185 */ 1260 */
1186 abort (); 1261 abort ();
1187#endif 1262#endif
1188 free (dump);
1189 return op; 1263 return op;
1190 } 1264 }
1191 1265
1192 if (object *more = op->more) 1266 if (object *more = op->more)
1193 {
1194 if (!insert_ob_in_map (more, m, originator, flag)) 1267 if (!insert_ob_in_map (more, m, originator, flag))
1195 {
1196 if (!op->head)
1197 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1198
1199 return 0; 1268 return 0;
1200 }
1201 }
1202 1269
1203 CLEAR_FLAG (op, FLAG_REMOVED); 1270 CLEAR_FLAG (op, FLAG_REMOVED);
1204 1271
1205 /* Ideally, the caller figures this out. However, it complicates a lot 1272 /* Ideally, the caller figures this out. However, it complicates a lot
1206 * of areas of callers (eg, anything that uses find_free_spot would now 1273 * of areas of callers (eg, anything that uses find_free_spot would now
1213 mapspace &ms = op->ms (); 1280 mapspace &ms = op->ms ();
1214 1281
1215 /* this has to be done after we translate the coordinates. 1282 /* this has to be done after we translate the coordinates.
1216 */ 1283 */
1217 if (op->nrof && !(flag & INS_NO_MERGE)) 1284 if (op->nrof && !(flag & INS_NO_MERGE))
1218 for (tmp = ms.bot; tmp; tmp = tmp->above) 1285 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1219 if (object::can_merge (op, tmp)) 1286 if (object::can_merge (op, tmp))
1220 { 1287 {
1221 op->nrof += tmp->nrof; 1288 op->nrof += tmp->nrof;
1222 tmp->destroy (); 1289 tmp->destroy ();
1223 } 1290 }
1392 * blocked() and wall() work properly), and these flags are updated by 1459 * blocked() and wall() work properly), and these flags are updated by
1393 * update_object(). 1460 * update_object().
1394 */ 1461 */
1395 1462
1396 /* if this is not the head or flag has been passed, don't check walk on status */ 1463 /* if this is not the head or flag has been passed, don't check walk on status */
1397 if (!(flag & INS_NO_WALK_ON) && !op->head) 1464 if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1398 { 1465 {
1399 if (check_move_on (op, originator)) 1466 if (check_move_on (op, originator))
1400 return 0; 1467 return 0;
1401 1468
1402 /* If we are a multi part object, lets work our way through the check 1469 /* If we are a multi part object, lets work our way through the check
1403 * walk on's. 1470 * walk on's.
1404 */ 1471 */
1405 for (tmp = op->more; tmp != NULL; tmp = tmp->more) 1472 for (object *tmp = op->more; tmp; tmp = tmp->more)
1406 if (check_move_on (tmp, originator)) 1473 if (check_move_on (tmp, originator))
1407 return 0; 1474 return 0;
1408 } 1475 }
1409 1476
1410 return op; 1477 return op;
1430 tmp1->x = op->x; 1497 tmp1->x = op->x;
1431 tmp1->y = op->y; 1498 tmp1->y = op->y;
1432 insert_ob_in_map (tmp1, op->map, op, 0); 1499 insert_ob_in_map (tmp1, op->map, op, 0);
1433} 1500}
1434 1501
1435// XXX: function not returning object*
1436object * 1502object *
1437object::insert_at (object *where, object *originator, int flags) 1503object::insert_at (object *where, object *originator, int flags)
1438{ 1504{
1439 where->map->insert (this, where->x, where->y, originator, flags); 1505 return where->map->insert (this, where->x, where->y, originator, flags);
1440} 1506}
1441 1507
1442/* 1508/*
1443 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1509 * 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 1510 * is returned contains nr objects, and the remaining parts contains
1484 * the amount of an object. If the amount reaches 0, the object 1550 * the amount of an object. If the amount reaches 0, the object
1485 * is subsequently removed and freed. 1551 * is subsequently removed and freed.
1486 * 1552 *
1487 * Return value: 'op' if something is left, NULL if the amount reached 0 1553 * Return value: 'op' if something is left, NULL if the amount reached 0
1488 */ 1554 */
1489
1490object * 1555object *
1491decrease_ob_nr (object *op, uint32 i) 1556decrease_ob_nr (object *op, uint32 i)
1492{ 1557{
1493 object *tmp; 1558 object *tmp;
1494 1559
1569 1634
1570/* 1635/*
1571 * add_weight(object, weight) adds the specified weight to an object, 1636 * add_weight(object, weight) adds the specified weight to an object,
1572 * and also updates how much the environment(s) is/are carrying. 1637 * and also updates how much the environment(s) is/are carrying.
1573 */ 1638 */
1574
1575void 1639void
1576add_weight (object *op, signed long weight) 1640add_weight (object *op, signed long weight)
1577{ 1641{
1578 while (op != NULL) 1642 while (op != NULL)
1579 { 1643 {
1594 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump); 1658 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1595 free (dump); 1659 free (dump);
1596 return op; 1660 return op;
1597 } 1661 }
1598 1662
1599 if (where->head) 1663 if (where->head_ () != where)
1600 { 1664 {
1601 LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n"); 1665 LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1602 where = where->head; 1666 where = where->head;
1603 } 1667 }
1604 1668
1605 return where->insert (op); 1669 return where->insert (op);
1606} 1670}
1611 * inside the object environment. 1675 * inside the object environment.
1612 * 1676 *
1613 * The function returns now pointer to inserted item, and return value can 1677 * The function returns now pointer to inserted item, and return value can
1614 * be != op, if items are merged. -Tero 1678 * be != op, if items are merged. -Tero
1615 */ 1679 */
1616
1617object * 1680object *
1618object::insert (object *op) 1681object::insert (object *op)
1619{ 1682{
1620 object *tmp, *otmp; 1683 object *tmp, *otmp;
1621 1684
1935 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1998 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1936 { 1999 {
1937 CLEAR_FLAG (tmp, flag); 2000 CLEAR_FLAG (tmp, flag);
1938 unflag_inv (tmp, flag); 2001 unflag_inv (tmp, flag);
1939 } 2002 }
1940}
1941
1942/*
1943 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1944 * all it's inventory (recursively).
1945 * If checksums are used, a player will get set_cheat called for
1946 * him/her-self and all object carried by a call to this function.
1947 */
1948void
1949set_cheat (object *op)
1950{
1951 SET_FLAG (op, FLAG_WAS_WIZ);
1952 flag_inv (op, FLAG_WAS_WIZ);
1953} 2003}
1954 2004
1955/* 2005/*
1956 * find_free_spot(object, map, x, y, start, stop) will search for 2006 * find_free_spot(object, map, x, y, start, stop) will search for
1957 * a spot at the given map and coordinates which will be able to contain 2007 * a spot at the given map and coordinates which will be able to contain
2075 object *tmp; 2125 object *tmp;
2076 maptile *mp; 2126 maptile *mp;
2077 2127
2078 MoveType blocked, move_type; 2128 MoveType blocked, move_type;
2079 2129
2080 if (exclude && exclude->head) 2130 if (exclude && exclude->head_ () != exclude)
2081 { 2131 {
2082 exclude = exclude->head; 2132 exclude = exclude->head;
2083 move_type = exclude->move_type; 2133 move_type = exclude->move_type;
2084 } 2134 }
2085 else 2135 else
2108 max = maxfree[i]; 2158 max = maxfree[i];
2109 else if (mflags & P_IS_ALIVE) 2159 else if (mflags & P_IS_ALIVE)
2110 { 2160 {
2111 for (tmp = ms.bot; tmp; tmp = tmp->above) 2161 for (tmp = ms.bot; tmp; tmp = tmp->above)
2112 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER) 2162 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2113 && (tmp != exclude || (tmp->head && tmp->head != exclude))) 2163 && (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2114 break; 2164 break;
2115 2165
2116 if (tmp) 2166 if (tmp)
2117 return freedir[i]; 2167 return freedir[i];
2118 } 2168 }
2313 * create clone from object to another 2363 * create clone from object to another
2314 */ 2364 */
2315object * 2365object *
2316object_create_clone (object *asrc) 2366object_create_clone (object *asrc)
2317{ 2367{
2318 object *dst = 0, *tmp, *src, *part, *prev, *item; 2368 object *dst = 0, *tmp, *src, *prev, *item;
2319 2369
2320 if (!asrc) 2370 if (!asrc)
2321 return 0; 2371 return 0;
2322 2372
2323 src = asrc;
2324 if (src->head)
2325 src = src->head; 2373 src = asrc->head_ ();
2326 2374
2327 prev = 0; 2375 prev = 0;
2328 for (part = src; part; part = part->more) 2376 for (object *part = src; part; part = part->more)
2329 { 2377 {
2330 tmp = part->clone (); 2378 tmp = part->clone ();
2331 tmp->x -= src->x; 2379 tmp->x -= src->x;
2332 tmp->y -= src->y; 2380 tmp->y -= src->y;
2333 2381
2581} 2629}
2582 2630
2583const char * 2631const char *
2584object::debug_desc () const 2632object::debug_desc () const
2585{ 2633{
2586 static char info[256 * 4]; 2634 static char info[3][256 * 4];
2635 static int info_idx;
2636
2587 return debug_desc (info); 2637 return debug_desc (info [++info_idx % 3]);
2588}
2589
2590const char *
2591object::debug_desc2 () const
2592{
2593 static char info[256 * 4];
2594 return debug_desc (info);
2595} 2638}
2596 2639
2597struct region * 2640struct region *
2598object::region () const 2641object::region () const
2599{ 2642{

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