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Comparing deliantra/server/common/object.C (file contents):
Revision 1.211 by root, Mon Apr 21 21:32:32 2008 UTC vs.
Revision 1.215 by root, Tue Apr 22 07:28:05 2008 UTC

24#include <global.h> 24#include <global.h>
25#include <stdio.h> 25#include <stdio.h>
26#include <sys/types.h> 26#include <sys/types.h>
27#include <sys/uio.h> 27#include <sys/uio.h>
28#include <object.h> 28#include <object.h>
29#include <funcpoint.h>
30#include <sproto.h> 29#include <sproto.h>
31#include <loader.h> 30#include <loader.h>
32 31
33#include <bitset> 32#include <bitset>
34 33
331 330
332 /* Everything passes, must be OK. */ 331 /* Everything passes, must be OK. */
333 return 1; 332 return 1;
334} 333}
335 334
335// find player who can see this object
336object *
337object::visible_to () const
338{
339 if (!flag [FLAG_REMOVED])
340 {
341 // see if we are in a container of sorts
342 if (env)
343 {
344 // the player inventory itself is always visible
345 if (env->type == PLAYER)
346 return env;
347
348 // else a player could have our env open
349 object *envest = env->outer_env ();
350
351 // the player itself is always on a map, so we will find him here
352 // even if our inv is in a player.
353 if (envest->is_on_map ())
354 if (object *pl = envest->ms ().player ())
355 if (pl->container == env)
356 return pl;
357 }
358 else
359 {
360 // maybe there is a player standing on the same mapspace
361 // this will catch the case where "this" is a player
362 if (object *pl = ms ().player ())
363 return pl;
364 }
365 }
366
367 return 0;
368}
369
336// adjust weight per container type ("of holding") 370// adjust weight per container type ("of holding")
337static sint32 371static sint32
338weight_adjust (object *op, sint32 weight) 372weight_adjust (object *op, sint32 weight)
339{ 373{
340 return op->type == CONTAINER 374 return op->type == CONTAINER
351{ 385{
352 while (op) 386 while (op)
353 { 387 {
354 weight = weight_adjust (op, weight); 388 weight = weight_adjust (op, weight);
355 389
390 if (!weight)
391 return;
392
356 op->carrying += weight; 393 op->carrying += weight;
394
395 if (object *pl = op->visible_to ())
396 if (pl != op) // player is handled lazily
397 esrv_update_item (UPD_WEIGHT, pl, op);
398
357 op = op->env; 399 op = op->env;
358 } 400 }
359} 401}
360 402
361/* 403/*
374 op->update_weight (); 416 op->update_weight ();
375 417
376 sum += op->total_weight (); 418 sum += op->total_weight ();
377 } 419 }
378 420
379 carrying = weight_adjust (this, sum); 421 sum = weight_adjust (this, sum);
422
423 if (sum != carrying)
424 {
425 carrying = sum;
426
427 if (object *pl = visible_to ())
428 if (pl != this) // player is handled lazily
429 esrv_update_item (UPD_WEIGHT, pl, this);
430 }
380} 431}
381 432
382/* 433/*
383 * Used by: Server DM commands: dumpbelow, dump. Some error messages. 434 * Used by: Server DM commands: dumpbelow, dump. Some error messages.
384 */ 435 */
916} 967}
917 968
918void 969void
919object::do_destroy () 970object::do_destroy ()
920{ 971{
921 attachable::do_destroy ();
922
923 if (flag [FLAG_IS_LINKED]) 972 if (flag [FLAG_IS_LINKED])
924 remove_button_link (this); 973 remove_button_link (this);
925 974
926 if (flag [FLAG_FRIENDLY]) 975 if (flag [FLAG_FRIENDLY])
927 remove_friendly_object (this); 976 remove_friendly_object (this);
928 977
929 if (!flag [FLAG_REMOVED])
930 remove (); 978 remove ();
979
980 attachable::do_destroy ();
931 981
932 destroy_inv (true); 982 destroy_inv (true);
933 983
934 deactivate (); 984 deactivate ();
935 unlink (); 985 unlink ();
1003object::do_remove () 1053object::do_remove ()
1004{ 1054{
1005 object *tmp, *last = 0; 1055 object *tmp, *last = 0;
1006 object *otmp; 1056 object *otmp;
1007 1057
1008 if (QUERY_FLAG (this, FLAG_REMOVED)) 1058 if (flag [FLAG_REMOVED])
1009 return; 1059 return;
1010 1060
1011 SET_FLAG (this, FLAG_REMOVED);
1012 INVOKE_OBJECT (REMOVE, this); 1061 INVOKE_OBJECT (REMOVE, this);
1062
1063 if (object *pl = visible_to ())
1064 esrv_del_item (pl->contr, count);
1065
1066 flag [FLAG_REMOVED] = true;
1013 1067
1014 if (more) 1068 if (more)
1015 more->remove (); 1069 more->remove ();
1016 1070
1017 /* 1071 /*
1152 if (!top) 1206 if (!top)
1153 for (top = op; top && top->above; top = top->above) 1207 for (top = op; top && top->above; top = top->above)
1154 ; 1208 ;
1155 1209
1156 for (; top; top = top->below) 1210 for (; top; top = top->below)
1157 {
1158 if (top == op)
1159 continue;
1160
1161 if (object::can_merge (op, top)) 1211 if (object::can_merge (op, top))
1162 { 1212 {
1163 top->nrof += op->nrof; 1213 top->nrof += op->nrof;
1164 1214
1165/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1215 if (object *pl = top->visible_to ())
1166 op->weight = 0; /* Don't want any adjustements now */ 1216 esrv_update_item (UPD_NROF, pl, top);
1217
1218 op->weight = 0; // cancel the addition above
1219 op->carrying = 0; // must be 0 already
1220
1167 op->destroy (); 1221 op->destroy (1);
1222
1168 return top; 1223 return top;
1169 } 1224 }
1170 }
1171 1225
1172 return 0; 1226 return 0;
1173} 1227}
1174 1228
1175void 1229void
1477 return where->env->insert (this); 1531 return where->env->insert (this);
1478 else 1532 else
1479 return where->map->insert (this, where->x, where->y, originator, flags); 1533 return where->map->insert (this, where->x, where->y, originator, flags);
1480} 1534}
1481 1535
1482// find player who can see this object
1483static object *
1484visible_to (object *op)
1485{
1486 if (!op->flag [FLAG_REMOVED])
1487 {
1488 // see if we are in a container of sorts
1489 if (object *env = op->env)
1490 {
1491 // the player inventory itself is always visible
1492 if (env->type == PLAYER)
1493 return env;
1494
1495 // else a player could have our env open
1496 env = env->outer_env ();
1497
1498 // the player itself is always on a map, so we will find him here
1499 // even if our inv is in a player.
1500 if (env->is_on_map ())
1501 if (object *pl = env->ms ().player ())
1502 if (pl->container == op->env)
1503 return pl;
1504 }
1505 else
1506 {
1507 // maybe there is a player standing on the same mapspace
1508 if (object *pl = op->ms ().player ())
1509 return pl;
1510 }
1511 }
1512
1513 return 0;
1514}
1515
1516/* 1536/*
1517 * decrease(object, number) decreases a specified number from 1537 * decrease(object, number) decreases a specified number from
1518 * the amount of an object. If the amount reaches 0, the object 1538 * the amount of an object. If the amount reaches 0, the object
1519 * is subsequently removed and freed. 1539 * is subsequently removed and freed.
1520 * 1540 *
1521 * Return value: 'op' if something is left, NULL if the amount reached 0 1541 * Return value: 'op' if something is left, NULL if the amount reached 0
1522 */ 1542 */
1523bool 1543bool
1524object::decrease (sint32 nr) 1544object::decrease (sint32 nr)
1525{ 1545{
1546 if (!nr)
1547 return true;
1548
1526 nr = min (nr, nrof); 1549 nr = min (nr, nrof);
1527 1550
1528 if (!nr)
1529 return 1;
1530
1531 nrof -= nr; 1551 nrof -= nr;
1532 1552
1533 object *visible = visible_to (this);
1534
1535 if (nrof) 1553 if (nrof)
1536 { 1554 {
1537 adjust_weight (env, -weight * nr); // carrying == 0 1555 adjust_weight (env, -weight * nr); // carrying == 0
1538 1556
1539 if (visible) 1557 if (object *pl = visible_to ())
1540 esrv_send_item (visible, this); 1558 esrv_update_item (UPD_NROF, pl, this);
1541 1559
1542 return 1; 1560 return true;
1543 } 1561 }
1544 else 1562 else
1545 { 1563 {
1546 if (visible)
1547 esrv_del_item (visible->contr, count);
1548
1549 this->destroy (1); 1564 destroy (1);
1550 return 0; 1565 return false;
1551 } 1566 }
1552} 1567}
1553 1568
1554/* 1569/*
1555 * split(ob,nr) splits up ob into two parts. The part which 1570 * split(ob,nr) splits up ob into two parts. The part which
1558 * On failure, NULL is returned. 1573 * On failure, NULL is returned.
1559 */ 1574 */
1560object * 1575object *
1561object::split (sint32 nr) 1576object::split (sint32 nr)
1562{ 1577{
1578 int have = number_of ();
1579
1563 if (nrof < nr) 1580 if (have < nr)
1564 return 0; 1581 return 0;
1565 else if (nrof == nr) 1582 else if (have == nr)
1566 { 1583 {
1567 remove (); 1584 remove ();
1568 return this; 1585 return this;
1569 } 1586 }
1570 else 1587 else
1623 if (object::can_merge (tmp, op)) 1640 if (object::can_merge (tmp, op))
1624 { 1641 {
1625 /* return the original object and remove inserted object 1642 /* return the original object and remove inserted object
1626 (client needs the original object) */ 1643 (client needs the original object) */
1627 tmp->nrof += op->nrof; 1644 tmp->nrof += op->nrof;
1645
1646 if (object *pl = tmp->visible_to ())
1647 esrv_update_item (UPD_NROF, pl, tmp);
1648
1628 adjust_weight (this, op->total_weight ()); 1649 adjust_weight (this, op->total_weight ());
1629 1650
1630 op->destroy (1); 1651 op->destroy (1);
1631 op = tmp; 1652 op = tmp;
1632 goto inserted; 1653 goto inserted;
1646 1667
1647 inv = op; 1668 inv = op;
1648 1669
1649 op->flag [FLAG_REMOVED] = 0; 1670 op->flag [FLAG_REMOVED] = 0;
1650 1671
1672 if (object *pl = op->visible_to ())
1673 esrv_send_item (pl, op);
1674
1651 adjust_weight (this, op->total_weight ()); 1675 adjust_weight (this, op->total_weight ());
1652 1676
1653inserted: 1677inserted:
1654 /* reset the light list and los of the players on the map */ 1678 /* reset the light list and los of the players on the map */
1655 if (op->glow_radius && map && map->darkness) 1679 if (op->glow_radius && map && map->darkness)
1656 update_all_los (map, x, y); 1680 update_all_los (map, x, y);
1657 1681
1658 if (object *otmp = in_player ()) 1682 // if this is a player's inventory, update stats
1659 if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1683 if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1660 otmp->update_stats (); 1684 update_stats ();
1661 1685
1662 INVOKE_OBJECT (INSERT, this); 1686 INVOKE_OBJECT (INSERT, this);
1663 1687
1664 return op; 1688 return op;
1665} 1689}

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