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Comparing deliantra/server/common/object.C (file contents):
Revision 1.350 by root, Sun May 8 12:40:41 2011 UTC vs.
Revision 1.365 by root, Sat Nov 17 23:33:17 2018 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify it under 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * the terms of the Affero GNU General Public License as published by the 9 * the terms of the Affero GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version. 11 * option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the Affero GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
19 * and the GNU General Public License along with this program. If not, see 19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>. 20 * <http://www.gnu.org/licenses/>.
21 * 21 *
22 * The authors can be reached via e-mail to <support@deliantra.net> 22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 23 */
24 24
25#include <global.h> 25#include <global.h>
26#include <stdio.h> 26#include <stdio.h>
45uint32_t object::create_count; 45uint32_t object::create_count;
46uint32_t object::destroy_count; 46uint32_t object::destroy_count;
47 47
48//+GPL 48//+GPL
49 49
50short freearr_x[SIZEOFFREE] = { 50int freearr_x[SIZEOFFREE] = {
51 0, 51 0,
52 0, 1, 1, 1, 0, -1, -1, -1, 52 0, 1, 1, 1, 0, -1, -1, -1,
53 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1, 53 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
54 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 54 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
55}; 55};
56short freearr_y[SIZEOFFREE] = { 56int freearr_y[SIZEOFFREE] = {
57 0, 57 0,
58 -1, -1, 0, 1, 1, 1, 0, -1, 58 -1, -1, 0, 1, 1, 1, 0, -1,
59 -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, 59 -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
60 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3 60 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
61}; 61};
72 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48, 72 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
73 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49 73 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
74}; 74};
75 75
76const char *wall_suffix[16] = { 76const char *wall_suffix[16] = {
77 "0", 77 "0",
78 "1_3", 78 "1_3",
79 "1_4", 79 "1_4",
80 "2_1_2", 80 "2_1_2",
81 "1_2", 81 "1_2",
82 "2_2_4", 82 "2_2_4",
83 "2_2_1", 83 "2_2_1",
84 "3_1", 84 "3_1",
85 "1_1", 85 "1_1",
86 "2_2_3", 86 "2_2_3",
87 "2_2_2", 87 "2_2_2",
88 "3_3", 88 "3_3",
89 "2_1_1", 89 "2_1_1",
90 "3_4", 90 "3_4",
91 "3_2", 91 "3_2",
92 "4" 92 "4"
93}; 93};
94 94
95static void 95static void
96write_uuid (uval64 skip, bool sync) 96write_uuid (uval64 skip, bool sync)
97{ 97{
235static bool 235static bool
236compare_ob_value_lists_one (const object *wants, const object *has) 236compare_ob_value_lists_one (const object *wants, const object *has)
237{ 237{
238 /* n-squared behaviour (see kv.get), but I'm hoping both 238 /* n-squared behaviour (see kv.get), but I'm hoping both
239 * objects with lists are rare, and lists stay short. If not, use a 239 * objects with lists are rare, and lists stay short. If not, use a
240 * different structure or at least keep the lists sorted... 240 * different structure or at least keep the lists sorted...
241 */ 241 */
242 242
243 /* For each field in wants, */ 243 /* For each field in wants, */
244 for (key_value *kv = wants->kv.first; kv; kv = kv->next) 244 for (key_value *kv = wants->kv.first; kv; kv = kv->next)
245 if (has->kv.get (kv->key) != kv->value) 245 if (has->kv.get (kv->key) != kv->value)
351 /* inventory ok - still need to check rest of this object to see 351 /* inventory ok - still need to check rest of this object to see
352 * if it is valid. 352 * if it is valid.
353 */ 353 */
354 } 354 }
355 355
356 /* Don't merge objects that are applied. With the new 'body' code, 356 /* Don't merge objects that are applied. With the new 'body' code,
357 * it is possible for most any character to have more than one of 357 * it is possible for most any character to have more than one of
358 * some items equipped, and we don't want those to merge. 358 * some items equipped, and we don't want those to merge.
359 */ 359 */
360 if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED]) 360 if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
361 return 0; 361 return 0;
362 362
363 /* Note sure why the following is the case - either the object has to 363 /* Not sure why the following is the case - either the object has to
364 * be animated or have a very low speed. Is this an attempted monster 364 * be animated or have a very low speed. Is this an attempted monster
365 * check? 365 * check?
366 */ 366 */
367 if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ()) 367 if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
368 return 0; 368 return 0;
369 369
446 446
447 return 0; 447 return 0;
448} 448}
449 449
450// adjust weight per container type ("of holding") 450// adjust weight per container type ("of holding")
451static uint32 451static weight_t
452weight_adjust_for (object *op, uint32 weight) 452weight_adjust_for (object *op, weight_t weight)
453{ 453{
454 return op->type == CONTAINER 454 if (op->type == CONTAINER)
455 ? weight - weight * op->stats.Str / 100 455 weight -= weight * op->stats.Str / 100;
456 : weight; 456
457 return weight;
457} 458}
458 459
459/* 460/*
460 * subtracts, then adds, the specified weight to an object, 461 * subtracts, then adds, the specified weight to an object,
461 * and also updates how much the environment(s) is/are carrying. 462 * and also updates how much the environment(s) is/are carrying.
462 */ 463 */
463static void 464static void
464adjust_weight (object *op, sint32 sub, sint32 add) 465adjust_weight (object *op, weight_t sub, weight_t add)
465{ 466{
466 while (op) 467 while (op)
467 { 468 {
468 sint32 ocarrying = op->carrying; 469 weight_t carrying = (weight_t)op->carrying
470 - weight_adjust_for (op, sub)
471 + weight_adjust_for (op, add);
469 472
470 op->carrying -= weight_adjust_for (op, sub); 473 sub = op->carrying;
471 op->carrying += weight_adjust_for (op, add); 474 op->carrying = carrying;
475 add = op->carrying;
472 476
473 if (object *pl = op->visible_to ()) 477 if (object *pl = op->visible_to ())
474 if (pl != op) // player is handled lazily 478 if (pl != op) // player is handled lazily
475 esrv_update_item (UPD_WEIGHT, pl, op); 479 esrv_update_item (UPD_WEIGHT, pl, op);
476 480
477 sub = ocarrying;
478 add = op->carrying;
479
480 op = op->env; 481 op = op->env;
481 } 482 }
482} 483}
483 484
484/* 485/*
487 * containers are carrying, and sums it up. 488 * containers are carrying, and sums it up.
488 */ 489 */
489void 490void
490object::update_weight () 491object::update_weight ()
491{ 492{
492 sint32 sum = 0; 493 weight_t sum = 0;
493 494
494 for (object *op = inv; op; op = op->below) 495 for (object *op = inv; op; op = op->below)
495 { 496 {
496 op->update_weight (); 497 op->update_weight ();
497 498
635 speed_left = -1.; 636 speed_left = -1.;
636 637
637 /* copy the body_info to the body_used - this is only really 638 /* copy the body_info to the body_used - this is only really
638 * need for monsters, but doesn't hurt to do it for everything. 639 * need for monsters, but doesn't hurt to do it for everything.
639 * by doing so, when a monster is created, it has good starting 640 * by doing so, when a monster is created, it has good starting
640 * values for the body_used info, so when items are created 641 * values for the body_used info, so when items are created
641 * for it, they can be properly equipped. 642 * for it, they can be properly equipped.
642 */ 643 */
643 for (int i = NUM_BODY_LOCATIONS; i--; ) 644 for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
644 slot[i].used = slot[i].info; 645 slot[i].used = slot[i].info;
645 646
646 attachable::instantiate (); 647 attachable::instantiate ();
647} 648}
648 649
752 || (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC)) 753 || (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
753 || (m.move_on | op->move_on ) != m.move_on 754 || (m.move_on | op->move_on ) != m.move_on
754 || (m.move_off | op->move_off ) != m.move_off 755 || (m.move_off | op->move_off ) != m.move_off
755 || (m.move_slow | op->move_slow) != m.move_slow 756 || (m.move_slow | op->move_slow) != m.move_slow
756 /* This isn't perfect, but I don't expect a lot of objects to 757 /* This isn't perfect, but I don't expect a lot of objects to
757 * have move_allow right now. 758 * have move_allow right now.
758 */ 759 */
759 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block 760 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
760 m.invalidate (); 761 m.invalidate ();
761#else 762#else
762 // the above is not strong enough a test to skip updating. los maybe? TODO (schmorp) 763 // the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
842 op->activate_recursive (); 843 op->activate_recursive ();
843} 844}
844 845
845/* This function removes object 'op' from the list of active 846/* This function removes object 'op' from the list of active
846 * objects. 847 * objects.
847 * This should only be used for style maps or other such 848 * This should only be used for style maps or other such
848 * reference maps where you don't want an object that isn't 849 * reference maps where you don't want an object that isn't
849 * in play chewing up cpu time getting processed. 850 * in play chewing up cpu time getting processed.
850 * The reverse of this is to call update_ob_speed, which 851 * The reverse of this is to call update_ob_speed, which
851 * will do the right thing based on the speed of the object. 852 * will do the right thing based on the speed of the object.
852 */ 853 */
1005 1006
1006 freelist = li; 1007 freelist = li;
1007 ++free_count; 1008 ++free_count;
1008} 1009}
1009 1010
1010// special "grave" map used to store all removed objects
1011// till they can be destroyed - saves a lot of checks in the rest
1012// of the code
1013static struct freed_map
1014: maptile
1015{
1016 freed_map ()
1017 : maptile (3, 3)
1018 {
1019 path = "<freed objects map>";
1020 name = "/internal/freed_objects_map";
1021 no_drop = 1;
1022 no_reset = 1;
1023
1024 state = MAP_ACTIVE;
1025 }
1026
1027 ~freed_map ()
1028 {
1029 destroy ();
1030 }
1031} freed_map; // freed objects are moved here to avoid crashes
1032
1033void 1011void
1034object::do_destroy () 1012object::do_destroy ()
1035{ 1013{
1036 if (flag [FLAG_IS_LINKED]) 1014 if (flag [FLAG_IS_LINKED])
1037 remove_link (); 1015 remove_link ();
1110 flag [FLAG_REMOVED] = true; 1088 flag [FLAG_REMOVED] = true;
1111 1089
1112 if (more) 1090 if (more)
1113 more->remove (); 1091 more->remove ();
1114 1092
1115 /* 1093 /*
1116 * In this case, the object to be removed is in someones 1094 * In this case, the object to be removed is in someones
1117 * inventory. 1095 * inventory.
1118 */ 1096 */
1119 if (env) 1097 if (env)
1120 { 1098 {
1425 * We've already dealt with merging if appropriate. 1403 * We've already dealt with merging if appropriate.
1426 * Generally, we want to put the new object on top. But if 1404 * Generally, we want to put the new object on top. But if
1427 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last 1405 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
1428 * floor, we want to insert above that and no further. 1406 * floor, we want to insert above that and no further.
1429 * Also, if there are spell objects on this space, we stop processing 1407 * Also, if there are spell objects on this space, we stop processing
1430 * once we get to them. This reduces the need to traverse over all of 1408 * once we get to them. This reduces the need to traverse over all of
1431 * them when adding another one - this saves quite a bit of cpu time 1409 * them when adding another one - this saves quite a bit of cpu time
1432 * when lots of spells are cast in one area. Currently, it is presumed 1410 * when lots of spells are cast in one area. Currently, it is presumed
1433 * that flying non pickable objects are spell objects. 1411 * that flying non pickable objects are spell objects.
1434 */ 1412 */
1435 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 1413 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1561 1539
1562 return op; 1540 return op;
1563} 1541}
1564 1542
1565/* this function inserts an object in the map, but if it 1543/* this function inserts an object in the map, but if it
1566 * finds an object of its own type, it'll remove that one first. 1544 * finds an object of its own type, it'll remove that one first.
1567 * op is the object to insert it under: supplies x and the map. 1545 * op is the object to insert it under: supplies x and the map.
1568 */ 1546 */
1569void 1547void
1570replace_insert_ob_in_map (shstr_tmp archname, object *op) 1548replace_insert_ob_in_map (shstr_tmp archname, object *op)
1571{ 1549{
1603 if (!items // testing !items ensures we can drop at least one item 1581 if (!items // testing !items ensures we can drop at least one item
1604 || (items < m->max_items 1582 || (items < m->max_items
1605 && ms.volume () < m->max_volume)) 1583 && ms.volume () < m->max_volume))
1606 return true; 1584 return true;
1607 1585
1608 if (originator && originator->is_player ()) 1586 if (originator)
1609 originator->contr->failmsgf ( 1587 originator->failmsgf (
1610 "No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>", 1588 "No matter how hard you try, you just cannot put the %s here! H<Try to remove some items from the floor first.>",
1611 query_name () 1589 query_name ()
1612 ); 1590 );
1613 1591
1614 return false; 1592 return false;
1615} 1593}
1629 1607
1630 nr = min (nr, nrof); 1608 nr = min (nr, nrof);
1631 1609
1632 if (nrof > nr) 1610 if (nrof > nr)
1633 { 1611 {
1634 sint64 oweight = total_weight (); 1612 weight_t oweight = total_weight ();
1635 1613
1636 nrof -= nr; 1614 nrof -= nr;
1637 1615
1638 if (object *pl = visible_to ()) 1616 if (object *pl = visible_to ())
1639 esrv_update_item (UPD_NROF, pl, this); 1617 esrv_update_item (UPD_NROF, pl, this);
1700/* 1678/*
1701 * env->insert (op) 1679 * env->insert (op)
1702 * This function inserts the object op in the linked list 1680 * This function inserts the object op in the linked list
1703 * inside the object environment. 1681 * inside the object environment.
1704 * 1682 *
1705 * The function returns now pointer to inserted item, and return value can 1683 * The function returns now pointer to inserted item, and return value can
1706 * be != op, if items are merged. -Tero 1684 * be != op, if items are merged. -Tero
1707 */ 1685 */
1708object * 1686object *
1709object::insert (object *op) 1687object::insert (object *op)
1710{ 1688{
1723 if (object::can_merge (tmp, op)) 1701 if (object::can_merge (tmp, op))
1724 { 1702 {
1725 /* return the original object and remove inserted object 1703 /* return the original object and remove inserted object
1726 (client prefers the original object) */ 1704 (client prefers the original object) */
1727 1705
1728 // carring must be 0 for mergable objects 1706 // carrying must be 0 for mergable objects
1729 sint64 oweight = tmp->weight * tmp->nrof; 1707 weight_t oweight = weight_t (tmp->weight) * tmp->nrof;
1730 1708
1731 tmp->nrof += op->nrof; 1709 tmp->nrof += op->nrof;
1732 1710
1733 if (object *pl = tmp->visible_to ()) 1711 if (object *pl = tmp->visible_to ())
1734 esrv_update_item (UPD_NROF, pl, tmp); 1712 esrv_update_item (UPD_NROF, pl, tmp);
1735 1713
1736 adjust_weight (this, oweight, tmp->weight * tmp->nrof); 1714 adjust_weight (this, oweight, weight_t (tmp->weight) * tmp->nrof);
1737 1715
1738 op->destroy (); 1716 op->destroy ();
1739 op = tmp; 1717 op = tmp;
1740 goto inserted; 1718 goto inserted;
1741 } 1719 }
1830 */ 1808 */
1831 if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0) 1809 if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0)
1832 return 0; 1810 return 0;
1833 1811
1834 /* The objects have to be checked from top to bottom. 1812 /* The objects have to be checked from top to bottom.
1835 * Hence, we first go to the top: 1813 * Hence, we first go to the top:
1836 */ 1814 */
1837 for (object *next, *tmp = ms.top; tmp; tmp = next) 1815 for (object *next, *tmp = ms.top; tmp; tmp = next)
1838 { 1816 {
1839 next = tmp->below; 1817 next = tmp->below;
1840 1818
2024 * inform the caller. However, insert_ob_in_map will update as 2002 * inform the caller. However, insert_ob_in_map will update as
2025 * necessary, so the caller shouldn't need to do any special work. 2003 * necessary, so the caller shouldn't need to do any special work.
2026 * Note - updated to take an object instead of archetype - this is necessary 2004 * Note - updated to take an object instead of archetype - this is necessary
2027 * because arch_blocked (now ob_blocked) needs to know the movement type 2005 * because arch_blocked (now ob_blocked) needs to know the movement type
2028 * to know if the space in question will block the object. We can't use 2006 * to know if the space in question will block the object. We can't use
2029 * the archetype because that isn't correct if the monster has been 2007 * the archetype because that isn't correct if the monster has been
2030 * customized, changed states, etc. 2008 * customized, changed states, etc.
2031 */ 2009 */
2032int 2010int
2033find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 2011find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2034{ 2012{
2035 int altern[SIZEOFFREE]; 2013 int altern[SIZEOFFREE];
2036 int index = 0, flag; 2014 int index = 0;
2037 2015
2038 for (int i = start; i < stop; i++) 2016 for (int i = start; i < stop; i++)
2039 { 2017 {
2040 mapxy pos (m, x, y); pos.move (i); 2018 mapxy pos (m, x, y); pos.move (i);
2041 2019
2057 continue; 2035 continue;
2058 } 2036 }
2059 2037
2060 /* Basically, if we find a wall on a space, we cut down the search size. 2038 /* Basically, if we find a wall on a space, we cut down the search size.
2061 * In this way, we won't return spaces that are on another side of a wall. 2039 * In this way, we won't return spaces that are on another side of a wall.
2062 * This mostly work, but it cuts down the search size in all directions - 2040 * This mostly work, but it cuts down the search size in all directions -
2063 * if the space being examined only has a wall to the north and empty 2041 * if the space being examined only has a wall to the north and empty
2064 * spaces in all the other directions, this will reduce the search space 2042 * spaces in all the other directions, this will reduce the search space
2065 * to only the spaces immediately surrounding the target area, and 2043 * to only the spaces immediately surrounding the target area, and
2066 * won't look 2 spaces south of the target space. 2044 * won't look 2 spaces south of the target space.
2067 */ 2045 */
2097 */ 2075 */
2098int 2076int
2099find_first_free_spot (const object *ob, maptile *m, int x, int y) 2077find_first_free_spot (const object *ob, maptile *m, int x, int y)
2100{ 2078{
2101 for (int i = 0; i < SIZEOFFREE; i++) 2079 for (int i = 0; i < SIZEOFFREE; i++)
2102 if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i])) 2080 if (!ob->blocked (m, x + DIRX (i), y + DIRY (i)))
2103 return i; 2081 return i;
2104 2082
2105 return -1; 2083 return -1;
2106} 2084}
2107 2085
2118 2096
2119 while (--end) 2097 while (--end)
2120 swap (arr [end], arr [rndm (end + 1)]); 2098 swap (arr [end], arr [rndm (end + 1)]);
2121} 2099}
2122 2100
2123/* new function to make monster searching more efficient, and effective! 2101/* new function to make monster searching more efficient, and effective!
2124 * This basically returns a randomized array (in the passed pointer) of 2102 * This basically returns a randomized array (in the passed pointer) of
2125 * the spaces to find monsters. In this way, it won't always look for 2103 * the spaces to find monsters. In this way, it won't always look for
2126 * monsters to the north first. However, the size of the array passed 2104 * monsters to the north first. However, the size of the array passed
2127 * covers all the spaces, so within that size, all the spaces within 2105 * covers all the spaces, so within that size, all the spaces within
2128 * the 3x3 area will be searched, just not in a predictable order. 2106 * the 3x3 area will be searched, just not in a predictable order.
2153 * there is capable of. 2131 * there is capable of.
2154 */ 2132 */
2155int 2133int
2156find_dir (maptile *m, int x, int y, object *exclude) 2134find_dir (maptile *m, int x, int y, object *exclude)
2157{ 2135{
2158 int max = SIZEOFFREE, mflags; 2136 int max = SIZEOFFREE;
2159 MoveType move_type; 2137 MoveType move_type;
2160 2138
2161 if (exclude && exclude->head_ () != exclude) 2139 if (exclude && exclude->head_ () != exclude)
2162 { 2140 {
2163 exclude = exclude->head; 2141 exclude = exclude->head;
2372 int mflags; 2350 int mflags;
2373 2351
2374 if (dir < 0) 2352 if (dir < 0)
2375 return 0; /* exit condition: invalid direction */ 2353 return 0; /* exit condition: invalid direction */
2376 2354
2377 dx = x + freearr_x[dir]; 2355 dx = x + DIRX (dir);
2378 dy = y + freearr_y[dir]; 2356 dy = y + DIRY (dir);
2379 2357
2380 mflags = get_map_flags (m, &m, dx, dy, &dx, &dy); 2358 mflags = get_map_flags (m, &m, dx, dy, &dx, &dy);
2381 2359
2382 /* This functional arguably was incorrect before - it was 2360 /* This functional arguably was incorrect before - it was
2383 * checking for P_WALL - that was basically seeing if 2361 * checking for P_WALL - that was basically seeing if
2456 2434
2457 return 0; 2435 return 0;
2458} 2436}
2459 2437
2460/* Zero the key_values on op, decrementing the shared-string 2438/* Zero the key_values on op, decrementing the shared-string
2461 * refcounts and freeing the links. 2439 * refcounts and freeing the links.
2462 */ 2440 */
2463void 2441void
2464key_values::clear () 2442key_values::clear ()
2465{ 2443{
2466 for (key_value *kvp = first; kvp; ) 2444 for (key_value *kvp = first; kvp; )
2741//+GPL 2719//+GPL
2742 2720
2743object * 2721object *
2744object::force_find (shstr_tmp name) 2722object::force_find (shstr_tmp name)
2745{ 2723{
2746 /* cycle through his inventory to look for the MARK we want to 2724 /* cycle through his inventory to look for the MARK we want to
2747 * place 2725 * place
2748 */ 2726 */
2749 for (object *tmp = inv; tmp; tmp = tmp->below) 2727 for (object *tmp = inv; tmp; tmp = tmp->below)
2750 if (tmp->type == FORCE && tmp->slaying == name) 2728 if (tmp->type == FORCE && tmp->slaying == name)
2751 return splay (tmp); 2729 return splay (tmp);
2752 2730

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