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Comparing deliantra/server/common/object.C (file contents):
Revision 1.204 by root, Fri Apr 11 17:01:52 2008 UTC vs.
Revision 1.221 by root, Thu Apr 24 12:06:01 2008 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Deliantra is free software: you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 * 20 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 22 */
23 23
24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25 sub/add_weight will transcend the environment updating the carrying
26 variable. */
27#include <global.h> 24#include <global.h>
28#include <stdio.h> 25#include <stdio.h>
29#include <sys/types.h> 26#include <sys/types.h>
30#include <sys/uio.h> 27#include <sys/uio.h>
31#include <object.h> 28#include <object.h>
32#include <funcpoint.h>
33#include <sproto.h> 29#include <sproto.h>
34#include <loader.h> 30#include <loader.h>
35 31
36#include <bitset> 32#include <bitset>
37 33
140{ 136{
141 read_uuid (); 137 read_uuid ();
142} 138}
143 139
144/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 140/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
145static int 141static bool
146compare_ob_value_lists_one (const object *wants, const object *has) 142compare_ob_value_lists_one (const object *wants, const object *has)
147{ 143{
148 key_value *wants_field; 144 key_value *wants_field;
149 145
150 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both 146 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both
158 key_value *has_field; 154 key_value *has_field;
159 155
160 /* Look for a field in has with the same key. */ 156 /* Look for a field in has with the same key. */
161 has_field = get_ob_key_link (has, wants_field->key); 157 has_field = get_ob_key_link (has, wants_field->key);
162 158
163 if (has_field == NULL) 159 if (!has_field)
164 {
165 /* No field with that name. */ 160 return 0; /* No field with that name. */
166 return FALSE;
167 }
168 161
169 /* Found the matching field. */ 162 /* Found the matching field. */
170 if (has_field->value != wants_field->value) 163 if (has_field->value != wants_field->value)
171 {
172 /* Values don't match, so this half of the comparison is false. */ 164 return 0; /* Values don't match, so this half of the comparison is false. */
173 return FALSE;
174 }
175 165
176 /* If we get here, we found a match. Now for the next field in wants. */ 166 /* If we get here, we found a match. Now for the next field in wants. */
177 } 167 }
178 168
179 /* If we get here, every field in wants has a matching field in has. */ 169 /* If we get here, every field in wants has a matching field in has. */
180 return TRUE; 170 return 1;
181} 171}
182 172
183/* Returns TRUE if ob1 has the same key_values as ob2. */ 173/* Returns TRUE if ob1 has the same key_values as ob2. */
184static int 174static bool
185compare_ob_value_lists (const object *ob1, const object *ob2) 175compare_ob_value_lists (const object *ob1, const object *ob2)
186{ 176{
187 /* However, there may be fields in has which aren't partnered in wants, 177 /* However, there may be fields in has which aren't partnered in wants,
188 * so we need to run the comparison *twice*. :( 178 * so we need to run the comparison *twice*. :(
189 */ 179 */
210 || ob1->speed != ob2->speed 200 || ob1->speed != ob2->speed
211 || ob1->value != ob2->value 201 || ob1->value != ob2->value
212 || ob1->name != ob2->name) 202 || ob1->name != ob2->name)
213 return 0; 203 return 0;
214 204
215 //TODO: this ain't working well, use nicer and correct overflow check 205 /* Do not merge objects if nrof would overflow. First part checks
216 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 206 * for unsigned overflow (2c), second part checks whether the result
217 * value could not be stored in a sint32 (which unfortunately sometimes is 207 * would fit into a 32 bit signed int, which is often used to hold
218 * used to store nrof). 208 * nrof values.
219 */ 209 */
220 if (ob1->nrof + ob2->nrof >= 1UL << 31) 210 if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
221 return 0; 211 return 0;
222 212
223 /* If the objects have been identified, set the BEEN_APPLIED flag. 213 /* If the objects have been identified, set the BEEN_APPLIED flag.
224 * This is to the comparison of the flags below will be OK. We 214 * This is to the comparison of the flags below will be OK. We
225 * just can't ignore the been applied or identified flags, as they 215 * just can't ignore the been applied or identified flags, as they
226 * are not equal - just if it has been identified, the been_applied 216 * are not equal - just if it has been identified, the been_applied
227 * flags lose any meaning. 217 * flags lose any meaning.
228 */ 218 */
229 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) 219 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
230 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 220 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
231 221
232 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 222 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
233 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 223 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
234 224
235 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 225 if (ob1->arch->name != ob2->arch->name
236 || ob1->arch != ob2->arch
237 || ob1->name != ob2->name 226 || ob1->name != ob2->name
238 || ob1->title != ob2->title 227 || ob1->title != ob2->title
239 || ob1->msg != ob2->msg 228 || ob1->msg != ob2->msg
240 || ob1->weight != ob2->weight 229 || ob1->weight != ob2->weight
241 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
242 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
243 || ob1->attacktype != ob2->attacktype 230 || ob1->attacktype != ob2->attacktype
244 || ob1->magic != ob2->magic 231 || ob1->magic != ob2->magic
245 || ob1->slaying != ob2->slaying 232 || ob1->slaying != ob2->slaying
246 || ob1->skill != ob2->skill 233 || ob1->skill != ob2->skill
247 || ob1->value != ob2->value 234 || ob1->value != ob2->value
254 || ob1->move_block != ob2->move_block 241 || ob1->move_block != ob2->move_block
255 || ob1->move_allow != ob2->move_allow 242 || ob1->move_allow != ob2->move_allow
256 || ob1->move_on != ob2->move_on 243 || ob1->move_on != ob2->move_on
257 || ob1->move_off != ob2->move_off 244 || ob1->move_off != ob2->move_off
258 || ob1->move_slow != ob2->move_slow 245 || ob1->move_slow != ob2->move_slow
259 || ob1->move_slow_penalty != ob2->move_slow_penalty) 246 || ob1->move_slow_penalty != ob2->move_slow_penalty
247 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
248 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
260 return 0; 249 return 0;
261 250
251 if ((ob1->flag ^ ob2->flag)
252 .reset (FLAG_INV_LOCKED)
253 .reset (FLAG_CLIENT_SENT)
254 .reset (FLAG_REMOVED)
255 .any ())
256 return 0;
257
262 /* This is really a spellbook check - really, we should 258 /* This is really a spellbook check - we should in general
263 * check all objects in the inventory. 259 * not merge objects with real inventories, as splitting them
260 * is hard.
264 */ 261 */
265 if (ob1->inv || ob2->inv) 262 if (ob1->inv || ob2->inv)
266 { 263 {
267 if (!(ob1->inv && ob2->inv)) 264 if (!(ob1->inv && ob2->inv))
268 return 0; /* inventories differ in length */ 265 return 0; /* inventories differ in length */
269 266
270 if (ob1->inv->below || ob2->inv->below) 267 if (ob1->inv->below || ob2->inv->below)
271 return 0; /* more than one object in inv */ 268 return 0; /* more than one object in inv */
272 269
273 if (!object::can_merge (ob1->inv, ob2->inv)) 270 if (!object::can_merge (ob1->inv, ob2->inv))
274 return 0; /* inventory objexts differ */ 271 return 0; /* inventory objects differ */
275 272
276 /* inventory ok - still need to check rest of this object to see 273 /* inventory ok - still need to check rest of this object to see
277 * if it is valid. 274 * if it is valid.
278 */ 275 */
279 } 276 }
298 if (ob1->level != ob2->level) 295 if (ob1->level != ob2->level)
299 return 0; 296 return 0;
300 break; 297 break;
301 } 298 }
302 299
303 if (ob1->key_values != NULL || ob2->key_values != NULL) 300 if (ob1->key_values || ob2->key_values)
304 { 301 {
305 /* At least one of these has key_values. */ 302 /* At least one of these has key_values. */
306 if ((ob1->key_values == NULL) != (ob2->key_values == NULL)) 303 if ((!ob1->key_values) != (!ob2->key_values))
307 /* One has fields, but the other one doesn't. */ 304 return 0; /* One has fields, but the other one doesn't. */
308 return 0; 305
309 else if (!compare_ob_value_lists (ob1, ob2)) 306 if (!compare_ob_value_lists (ob1, ob2))
310 return 0; 307 return 0;
311 } 308 }
312 309
313 if (ob1->self || ob2->self) 310 if (ob1->self || ob2->self)
314 { 311 {
320 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0; 317 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
321 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0; 318 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
322 319
323 if (k1 != k2) 320 if (k1 != k2)
324 return 0; 321 return 0;
322
325 else if (k1 == 0) 323 if (k1 == 0)
326 return 1; 324 return 1;
325
327 else if (!cfperl_can_merge (ob1, ob2)) 326 if (!cfperl_can_merge (ob1, ob2))
328 return 0; 327 return 0;
329 } 328 }
330 } 329 }
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 (client_visible () && !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 if (!pl->container || this == pl->container)
364 return pl;
365 }
366 }
367
368 return 0;
369}
370
371// adjust weight per container type ("of holding")
372static sint32
373weight_adjust (object *op, sint32 weight)
374{
375 return op->type == CONTAINER
376 ? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
377 : weight;
378}
379
336/* 380/*
381 * adjust_weight(object, weight) adds the specified weight to an object,
382 * and also updates how much the environment(s) is/are carrying.
383 */
384static void
385adjust_weight (object *op, sint32 weight)
386{
387 while (op)
388 {
389 weight = weight_adjust (op, weight);
390
391 if (!weight)
392 return;
393
394 op->carrying += weight;
395
396 if (object *pl = op->visible_to ())
397 if (pl != op) // player is handled lazily
398 esrv_update_item (UPD_WEIGHT, pl, op);
399
400 op = op->env;
401 }
402}
403
404/*
337 * sum_weight() is a recursive function which calculates the weight 405 * this is a recursive function which calculates the weight
338 * an object is carrying. It goes through in figures out how much 406 * an object is carrying. It goes through op and figures out how much
339 * containers are carrying, and sums it up. 407 * containers are carrying, and sums it up.
340 */ 408 */
341long 409void
342sum_weight (object *op) 410object::update_weight ()
343{ 411{
344 long sum; 412 sint32 sum = 0;
345 object *inv;
346 413
347 for (sum = 0, inv = op->inv; inv; inv = inv->below) 414 for (object *op = inv; op; op = op->below)
348 { 415 {
349 if (inv->inv) 416 if (op->inv)
350 sum_weight (inv); 417 op->update_weight ();
351 418
352 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 419 sum += op->total_weight ();
420 }
421
422 sum = weight_adjust (this, sum);
423
424 if (sum != carrying)
353 } 425 {
354
355 if (op->type == CONTAINER && op->stats.Str)
356 sum = (sum * (100 - op->stats.Str)) / 100;
357
358 if (op->carrying != sum)
359 op->carrying = sum; 426 carrying = sum;
360 427
361 return sum; 428 if (object *pl = visible_to ())
429 if (pl != this) // player is handled lazily
430 esrv_update_item (UPD_WEIGHT, pl, this);
431 }
362} 432}
363 433
364/** 434/*
365 * Return the outermost environment object for a given object. 435 * Used by: Server DM commands: dumpbelow, dump. Some error messages.
366 */
367
368object *
369object_get_env_recursive (object *op)
370{
371 while (op->env != NULL)
372 op = op->env;
373 return op;
374}
375
376/*
377 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
378 * Some error messages.
379 * The result of the dump is stored in the static global errmsg array.
380 */ 436 */
381char * 437char *
382dump_object (object *op) 438dump_object (object *op)
383{ 439{
384 if (!op) 440 if (!op)
398get_nearest_part (object *op, const object *pl) 454get_nearest_part (object *op, const object *pl)
399{ 455{
400 object *tmp, *closest; 456 object *tmp, *closest;
401 int last_dist, i; 457 int last_dist, i;
402 458
403 if (op->more == NULL) 459 if (!op->more)
404 return op; 460 return op;
461
405 for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more) 462 for (last_dist = distance (op, pl), closest = op, tmp = op->more;
463 tmp;
464 tmp = tmp->more)
406 if ((i = distance (tmp, pl)) < last_dist) 465 if ((i = distance (tmp, pl)) < last_dist)
407 closest = tmp, last_dist = i; 466 closest = tmp, last_dist = i;
467
408 return closest; 468 return closest;
409} 469}
410 470
411/* 471/*
412 * Returns the object which has the count-variable equal to the argument. 472 * Returns the object which has the count-variable equal to the argument.
473 * VERRRY slow.
413 */ 474 */
414object * 475object *
415find_object (tag_t i) 476find_object (tag_t i)
416{ 477{
417 for_all_objects (op) 478 for_all_objects (op)
857object::destroy_inv (bool drop_to_ground) 918object::destroy_inv (bool drop_to_ground)
858{ 919{
859 // need to check first, because the checks below might segfault 920 // need to check first, because the checks below might segfault
860 // as we might be on an invalid mapspace and crossfire code 921 // as we might be on an invalid mapspace and crossfire code
861 // is too buggy to ensure that the inventory is empty. 922 // is too buggy to ensure that the inventory is empty.
862 // corollary: if you create arrows etc. with stuff in tis inventory, 923 // corollary: if you create arrows etc. with stuff in its inventory,
863 // cf will crash below with off-map x and y 924 // cf will crash below with off-map x and y
864 if (!inv) 925 if (!inv)
865 return; 926 return;
866 927
867 /* Only if the space blocks everything do we not process - 928 /* Only if the space blocks everything do we not process -
868 * if some form of movement is allowed, let objects 929 * if some form of movement is allowed, let objects
869 * drop on that space. 930 * drop on that space.
870 */ 931 */
871 if (!drop_to_ground 932 if (!drop_to_ground
872 || !map 933 || !map
873 || map->in_memory != MAP_IN_MEMORY 934 || map->in_memory != MAP_ACTIVE
874 || map->nodrop 935 || map->nodrop
875 || ms ().move_block == MOVE_ALL) 936 || ms ().move_block == MOVE_ALL)
876 { 937 {
877 while (inv) 938 while (inv)
878 { 939 {
879 inv->destroy_inv (drop_to_ground); 940 inv->destroy_inv (false);
880 inv->destroy (); 941 inv->destroy ();
881 } 942 }
882 } 943 }
883 else 944 else
884 { /* Put objects in inventory onto this space */ 945 { /* Put objects in inventory onto this space */
890 || op->flag [FLAG_NO_DROP] 951 || op->flag [FLAG_NO_DROP]
891 || op->type == RUNE 952 || op->type == RUNE
892 || op->type == TRAP 953 || op->type == TRAP
893 || op->flag [FLAG_IS_A_TEMPLATE] 954 || op->flag [FLAG_IS_A_TEMPLATE]
894 || op->flag [FLAG_DESTROY_ON_DEATH]) 955 || op->flag [FLAG_DESTROY_ON_DEATH])
895 op->destroy (); 956 op->destroy (true);
896 else 957 else
897 map->insert (op, x, y); 958 map->insert (op, x, y);
898 } 959 }
899 } 960 }
900} 961}
907} 968}
908 969
909void 970void
910object::do_destroy () 971object::do_destroy ()
911{ 972{
912 attachable::do_destroy ();
913
914 if (flag [FLAG_IS_LINKED]) 973 if (flag [FLAG_IS_LINKED])
915 remove_button_link (this); 974 remove_button_link (this);
916 975
917 if (flag [FLAG_FRIENDLY]) 976 if (flag [FLAG_FRIENDLY])
918 remove_friendly_object (this); 977 remove_friendly_object (this);
919 978
920 if (!flag [FLAG_REMOVED])
921 remove (); 979 remove ();
922 980
923 destroy_inv (true); 981 attachable::do_destroy ();
924 982
925 deactivate (); 983 deactivate ();
926 unlink (); 984 unlink ();
927 985
928 flag [FLAG_FREED] = 1; 986 flag [FLAG_FREED] = 1;
940 freed_map->width = 3; 998 freed_map->width = 3;
941 freed_map->height = 3; 999 freed_map->height = 3;
942 freed_map->nodrop = 1; 1000 freed_map->nodrop = 1;
943 1001
944 freed_map->alloc (); 1002 freed_map->alloc ();
945 freed_map->in_memory = MAP_IN_MEMORY; 1003 freed_map->in_memory = MAP_ACTIVE;
946 } 1004 }
947 1005
948 map = freed_map; 1006 map = freed_map;
949 x = 1; 1007 x = 1;
950 y = 1; 1008 y = 1;
969object::destroy (bool destroy_inventory) 1027object::destroy (bool destroy_inventory)
970{ 1028{
971 if (destroyed ()) 1029 if (destroyed ())
972 return; 1030 return;
973 1031
1032 if (!is_head () && !head->destroyed ())
1033 {
1034 LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1035 head->destroy (destroy_inventory);
1036 }
1037
974 if (destroy_inventory) 1038 destroy_inv (!destroy_inventory);
975 destroy_inv (false);
976 1039
977 if (is_head ()) 1040 if (is_head ())
978 if (sound_destroy) 1041 if (sound_destroy)
979 play_sound (sound_destroy); 1042 play_sound (sound_destroy);
980 else if (flag [FLAG_MONSTER]) 1043 else if (flag [FLAG_MONSTER])
981 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism 1044 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
982 1045
983 attachable::destroy (); 1046 attachable::destroy ();
984}
985
986/*
987 * sub_weight() recursively (outwards) subtracts a number from the
988 * weight of an object (and what is carried by it's environment(s)).
989 */
990void
991sub_weight (object *op, signed long weight)
992{
993 while (op != NULL)
994 {
995 if (op->type == CONTAINER)
996 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
997
998 op->carrying -= weight;
999 op = op->env;
1000 }
1001} 1047}
1002 1048
1003/* op->remove (): 1049/* op->remove ():
1004 * This function removes the object op from the linked list of objects 1050 * This function removes the object op from the linked list of objects
1005 * which it is currently tied to. When this function is done, the 1051 * which it is currently tied to. When this function is done, the
1011object::do_remove () 1057object::do_remove ()
1012{ 1058{
1013 object *tmp, *last = 0; 1059 object *tmp, *last = 0;
1014 object *otmp; 1060 object *otmp;
1015 1061
1016 if (QUERY_FLAG (this, FLAG_REMOVED)) 1062 if (flag [FLAG_REMOVED])
1017 return; 1063 return;
1018 1064
1019 SET_FLAG (this, FLAG_REMOVED);
1020 INVOKE_OBJECT (REMOVE, this); 1065 INVOKE_OBJECT (REMOVE, this);
1066
1067 flag [FLAG_REMOVED] = true;
1021 1068
1022 if (more) 1069 if (more)
1023 more->remove (); 1070 more->remove ();
1024 1071
1025 /* 1072 /*
1026 * In this case, the object to be removed is in someones 1073 * In this case, the object to be removed is in someones
1027 * inventory. 1074 * inventory.
1028 */ 1075 */
1029 if (env) 1076 if (env)
1030 { 1077 {
1078 flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1079 if (object *pl = visible_to ())
1080 esrv_del_item (pl->contr, count);
1081 flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1082
1083 adjust_weight (env, -total_weight ());
1084
1085 *(above ? &above->below : &env->inv) = below;
1086
1031 if (nrof) 1087 if (below)
1032 sub_weight (env, weight * nrof); 1088 below->above = above;
1033 else 1089
1034 sub_weight (env, weight + carrying); 1090 /* we set up values so that it could be inserted into
1091 * the map, but we don't actually do that - it is up
1092 * to the caller to decide what we want to do.
1093 */
1094 map = env->map;
1095 x = env->x;
1096 y = env->y;
1097 above = 0;
1098 below = 0;
1099 env = 0;
1035 1100
1036 /* NO_FIX_PLAYER is set when a great many changes are being 1101 /* NO_FIX_PLAYER is set when a great many changes are being
1037 * made to players inventory. If set, avoiding the call 1102 * made to players inventory. If set, avoiding the call
1038 * to save cpu time. 1103 * to save cpu time.
1039 */ 1104 */
1040 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1105 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1041 otmp->update_stats (); 1106 otmp->update_stats ();
1042
1043 if (above)
1044 above->below = below;
1045 else
1046 env->inv = below;
1047
1048 if (below)
1049 below->above = above;
1050
1051 /* we set up values so that it could be inserted into
1052 * the map, but we don't actually do that - it is up
1053 * to the caller to decide what we want to do.
1054 */
1055 x = env->x, y = env->y;
1056 map = env->map;
1057 above = 0, below = 0;
1058 env = 0;
1059 } 1107 }
1060 else if (map) 1108 else if (map)
1061 { 1109 {
1062 if (type == PLAYER)
1063 {
1064 // leaving a spot always closes any open container on the ground
1065 if (container && !container->env)
1066 // this causes spurious floorbox updates, but it ensures
1067 // that the CLOSE event is being sent.
1068 close_container ();
1069
1070 --map->players;
1071 map->touch ();
1072 }
1073
1074 map->dirty = true; 1110 map->dirty = true;
1075 mapspace &ms = this->ms (); 1111 mapspace &ms = this->ms ();
1112
1113 if (object *pl = ms.player ())
1114 {
1115 if (type == PLAYER) // this == pl(!)
1116 {
1117 // leaving a spot always closes any open container on the ground
1118 if (container && !container->env)
1119 // this causes spurious floorbox updates, but it ensures
1120 // that the CLOSE event is being sent.
1121 close_container ();
1122
1123 --map->players;
1124 map->touch ();
1125 }
1126 else if (pl->container == this)
1127 {
1128 // removing a container should close it
1129 close_container ();
1130 }
1131
1132 esrv_del_item (pl->contr, count);
1133 }
1076 1134
1077 /* link the object above us */ 1135 /* link the object above us */
1078 if (above) 1136 if (above)
1079 above->below = below; 1137 above->below = below;
1080 else 1138 else
1110 * removed (most likely destroyed), update the player view 1168 * removed (most likely destroyed), update the player view
1111 * appropriately. 1169 * appropriately.
1112 */ 1170 */
1113 pl->close_container (); 1171 pl->close_container ();
1114 1172
1115 pl->contr->ns->floorbox_update (); 1173 //TODO: the floorbox prev/next might need updating
1174 esrv_del_item (pl->contr, count);
1116 } 1175 }
1117 1176
1118 for (tmp = ms.bot; tmp; tmp = tmp->above) 1177 for (tmp = ms.bot; tmp; tmp = tmp->above)
1119 { 1178 {
1120 /* No point updating the players look faces if he is the object 1179 /* No point updating the players look faces if he is the object
1164 if (!top) 1223 if (!top)
1165 for (top = op; top && top->above; top = top->above) 1224 for (top = op; top && top->above; top = top->above)
1166 ; 1225 ;
1167 1226
1168 for (; top; top = top->below) 1227 for (; top; top = top->below)
1169 {
1170 if (top == op)
1171 continue;
1172
1173 if (object::can_merge (op, top)) 1228 if (object::can_merge (op, top))
1174 { 1229 {
1175 top->nrof += op->nrof; 1230 top->nrof += op->nrof;
1176 1231
1177/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1232 if (object *pl = top->visible_to ())
1178 op->weight = 0; /* Don't want any adjustements now */ 1233 esrv_update_item (UPD_NROF, pl, top);
1234
1235 op->weight = 0; // cancel the addition above
1236 op->carrying = 0; // must be 0 already
1237
1179 op->destroy (); 1238 op->destroy (1);
1239
1180 return top; 1240 return top;
1181 } 1241 }
1182 }
1183 1242
1184 return 0; 1243 return 0;
1185} 1244}
1186 1245
1187void 1246void
1246object * 1305object *
1247insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1306insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1248{ 1307{
1249 assert (!op->flag [FLAG_FREED]); 1308 assert (!op->flag [FLAG_FREED]);
1250 1309
1251 object *top, *floor = NULL;
1252
1253 op->remove (); 1310 op->remove ();
1254 1311
1255 /* Ideally, the caller figures this out. However, it complicates a lot 1312 /* Ideally, the caller figures this out. However, it complicates a lot
1256 * of areas of callers (eg, anything that uses find_free_spot would now 1313 * of areas of callers (eg, anything that uses find_free_spot would now
1257 * need extra work 1314 * need extra work
1258 */ 1315 */
1259 if (!xy_normalise (m, op->x, op->y)) 1316 if (!xy_normalise (m, op->x, op->y))
1260 { 1317 {
1261 op->destroy (); 1318 op->destroy (1);
1262 return 0; 1319 return 0;
1263 } 1320 }
1264 1321
1265 if (object *more = op->more) 1322 if (object *more = op->more)
1266 if (!insert_ob_in_map (more, m, originator, flag)) 1323 if (!insert_ob_in_map (more, m, originator, flag))
1275 */ 1332 */
1276 if (op->nrof && !(flag & INS_NO_MERGE)) 1333 if (op->nrof && !(flag & INS_NO_MERGE))
1277 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 1334 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1278 if (object::can_merge (op, tmp)) 1335 if (object::can_merge (op, tmp))
1279 { 1336 {
1337 // TODO: we atcually want to update tmp, not op,
1338 // but some caller surely breaks when we return tmp
1339 // from here :/
1280 op->nrof += tmp->nrof; 1340 op->nrof += tmp->nrof;
1281 tmp->destroy (); 1341 tmp->destroy (1);
1282 } 1342 }
1283 1343
1284 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1344 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1285 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1345 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1286 1346
1306 /* since *below* originator, no need to update top */ 1366 /* since *below* originator, no need to update top */
1307 originator->below = op; 1367 originator->below = op;
1308 } 1368 }
1309 else 1369 else
1310 { 1370 {
1371 object *top, *floor = NULL;
1372
1311 top = ms.bot; 1373 top = ms.bot;
1312 1374
1313 /* If there are other objects, then */ 1375 /* If there are other objects, then */
1314 if (top) 1376 if (top)
1315 { 1377 {
1414 } 1476 }
1415 1477
1416 op->map->dirty = true; 1478 op->map->dirty = true;
1417 1479
1418 if (object *pl = ms.player ()) 1480 if (object *pl = ms.player ())
1419 pl->contr->ns->floorbox_update (); 1481 //TODO: the floorbox prev/next might need updating
1482 esrv_send_item (pl, op);
1420 1483
1421 /* If this object glows, it may affect lighting conditions that are 1484 /* If this object glows, it may affect lighting conditions that are
1422 * visible to others on this map. But update_all_los is really 1485 * visible to others on this map. But update_all_los is really
1423 * an inefficient way to do this, as it means los for all players 1486 * an inefficient way to do this, as it means los for all players
1424 * on the map will get recalculated. The players could very well 1487 * on the map will get recalculated. The players could very well
1466 * op is the object to insert it under: supplies x and the map. 1529 * op is the object to insert it under: supplies x and the map.
1467 */ 1530 */
1468void 1531void
1469replace_insert_ob_in_map (const char *arch_string, object *op) 1532replace_insert_ob_in_map (const char *arch_string, object *op)
1470{ 1533{
1471 object *tmp, *tmp1;
1472
1473 /* first search for itself and remove any old instances */ 1534 /* first search for itself and remove any old instances */
1474 1535
1475 for (tmp = op->ms ().bot; tmp; tmp = tmp->above) 1536 for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1476 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */ 1537 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1477 tmp->destroy (); 1538 tmp->destroy (1);
1478 1539
1479 tmp1 = arch_to_object (archetype::find (arch_string)); 1540 object *tmp = arch_to_object (archetype::find (arch_string));
1480 1541
1481 tmp1->x = op->x; 1542 tmp->x = op->x;
1482 tmp1->y = op->y; 1543 tmp->y = op->y;
1544
1483 insert_ob_in_map (tmp1, op->map, op, 0); 1545 insert_ob_in_map (tmp, op->map, op, 0);
1484} 1546}
1485 1547
1486object * 1548object *
1487object::insert_at (object *where, object *originator, int flags) 1549object::insert_at (object *where, object *originator, int flags)
1488{ 1550{
1551 if (where->env)
1552 return where->env->insert (this);
1553 else
1489 return where->map->insert (this, where->x, where->y, originator, flags); 1554 return where->map->insert (this, where->x, where->y, originator, flags);
1490} 1555}
1491 1556
1492/* 1557/*
1493 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1494 * is returned contains nr objects, and the remaining parts contains
1495 * the rest (or is removed and freed if that number is 0).
1496 * On failure, NULL is returned, and the reason put into the
1497 * global static errmsg array.
1498 */
1499object *
1500get_split_ob (object *orig_ob, uint32 nr)
1501{
1502 object *newob;
1503 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1504
1505 if (orig_ob->nrof < nr)
1506 {
1507 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1508 return NULL;
1509 }
1510
1511 newob = object_create_clone (orig_ob);
1512
1513 if ((orig_ob->nrof -= nr) < 1)
1514 orig_ob->destroy (1);
1515 else if (!is_removed)
1516 {
1517 if (orig_ob->env != NULL)
1518 sub_weight (orig_ob->env, orig_ob->weight * nr);
1519 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1520 {
1521 strcpy (errmsg, "Tried to split object whose map is not in memory.");
1522 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1523 return NULL;
1524 }
1525 }
1526
1527 newob->nrof = nr;
1528
1529 return newob;
1530}
1531
1532/*
1533 * decrease_ob_nr(object, number) decreases a specified number from 1558 * decrease(object, number) decreases a specified number from
1534 * the amount of an object. If the amount reaches 0, the object 1559 * the amount of an object. If the amount reaches 0, the object
1535 * is subsequently removed and freed. 1560 * is subsequently removed and freed.
1536 * 1561 *
1537 * Return value: 'op' if something is left, NULL if the amount reached 0 1562 * Return value: 'op' if something is left, NULL if the amount reached 0
1538 */ 1563 */
1564bool
1565object::decrease (sint32 nr)
1566{
1567 if (!nr)
1568 return true;
1569
1570 nr = min (nr, nrof);
1571
1572 nrof -= nr;
1573
1574 if (nrof)
1575 {
1576 adjust_weight (env, -weight * nr); // carrying == 0
1577
1578 if (object *pl = visible_to ())
1579 esrv_update_item (UPD_NROF, pl, this);
1580
1581 return true;
1582 }
1583 else
1584 {
1585 destroy (1);
1586 return false;
1587 }
1588}
1589
1590/*
1591 * split(ob,nr) splits up ob into two parts. The part which
1592 * is returned contains nr objects, and the remaining parts contains
1593 * the rest (or is removed and returned if that number is 0).
1594 * On failure, NULL is returned.
1595 */
1539object * 1596object *
1540decrease_ob_nr (object *op, uint32 i) 1597object::split (sint32 nr)
1541{ 1598{
1542 object *tmp; 1599 int have = number_of ();
1543 1600
1544 if (i == 0) /* objects with op->nrof require this check */ 1601 if (have < nr)
1545 return op; 1602 return 0;
1546 1603 else if (have == nr)
1547 if (i > op->nrof)
1548 i = op->nrof;
1549
1550 if (QUERY_FLAG (op, FLAG_REMOVED))
1551 op->nrof -= i;
1552 else if (op->env)
1553 { 1604 {
1554 /* is this object in the players inventory, or sub container
1555 * therein?
1556 */
1557 tmp = op->in_player ();
1558 /* nope. Is this a container the player has opened?
1559 * If so, set tmp to that player.
1560 * IMO, searching through all the players will mostly
1561 * likely be quicker than following op->env to the map,
1562 * and then searching the map for a player.
1563 */
1564 if (!tmp)
1565 for_all_players (pl)
1566 if (pl->ob->container == op->env)
1567 {
1568 tmp = pl->ob;
1569 break;
1570 }
1571
1572 if (i < op->nrof)
1573 {
1574 sub_weight (op->env, op->weight * i);
1575 op->nrof -= i;
1576 if (tmp)
1577 esrv_send_item (tmp, op);
1578 }
1579 else
1580 {
1581 op->remove (); 1605 remove ();
1582 op->nrof = 0; 1606 return this;
1583 if (tmp)
1584 esrv_del_item (tmp->contr, op->count);
1585 }
1586 } 1607 }
1587 else 1608 else
1588 { 1609 {
1589 object *above = op->above; 1610 decrease (nr);
1590 1611
1591 if (i < op->nrof) 1612 object *op = object_create_clone (this);
1592 op->nrof -= i; 1613 op->nrof = nr;
1593 else
1594 {
1595 op->remove ();
1596 op->nrof = 0;
1597 }
1598
1599 /* Since we just removed op, op->above is null */
1600 for (tmp = above; tmp; tmp = tmp->above)
1601 if (tmp->type == PLAYER)
1602 {
1603 if (op->nrof)
1604 esrv_send_item (tmp, op);
1605 else
1606 esrv_del_item (tmp->contr, op->count);
1607 }
1608 }
1609
1610 if (op->nrof)
1611 return op; 1614 return op;
1612 else
1613 {
1614 op->destroy ();
1615 return 0;
1616 }
1617}
1618
1619/*
1620 * add_weight(object, weight) adds the specified weight to an object,
1621 * and also updates how much the environment(s) is/are carrying.
1622 */
1623void
1624add_weight (object *op, signed long weight)
1625{
1626 while (op != NULL)
1627 {
1628 if (op->type == CONTAINER)
1629 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1630
1631 op->carrying += weight;
1632 op = op->env;
1633 } 1615 }
1634} 1616}
1635 1617
1636object * 1618object *
1637insert_ob_in_ob (object *op, object *where) 1619insert_ob_in_ob (object *op, object *where)
1662 * be != op, if items are merged. -Tero 1644 * be != op, if items are merged. -Tero
1663 */ 1645 */
1664object * 1646object *
1665object::insert (object *op) 1647object::insert (object *op)
1666{ 1648{
1667 if (!QUERY_FLAG (op, FLAG_REMOVED))
1668 op->remove ();
1669
1670 if (op->more) 1649 if (op->more)
1671 { 1650 {
1672 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1651 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1673 return op; 1652 return op;
1674 } 1653 }
1675 1654
1676 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1655 op->remove ();
1677 CLEAR_FLAG (op, FLAG_REMOVED); 1656
1657 op->flag [FLAG_OBJ_ORIGINAL] = 0;
1678 1658
1679 if (op->nrof) 1659 if (op->nrof)
1680 {
1681 for (object *tmp = inv; tmp; tmp = tmp->below) 1660 for (object *tmp = inv; tmp; tmp = tmp->below)
1682 if (object::can_merge (tmp, op)) 1661 if (object::can_merge (tmp, op))
1683 { 1662 {
1684 /* return the original object and remove inserted object 1663 /* return the original object and remove inserted object
1685 (client needs the original object) */ 1664 (client needs the original object) */
1686 tmp->nrof += op->nrof; 1665 tmp->nrof += op->nrof;
1687 /* Weight handling gets pretty funky. Since we are adding to 1666
1688 * tmp->nrof, we need to increase the weight. 1667 if (object *pl = tmp->visible_to ())
1689 */ 1668 esrv_update_item (UPD_NROF, pl, tmp);
1669
1690 add_weight (this, op->weight * op->nrof); 1670 adjust_weight (this, op->total_weight ());
1691 SET_FLAG (op, FLAG_REMOVED); 1671
1692 op->destroy (); /* free the inserted object */ 1672 op->destroy (1);
1693 op = tmp; 1673 op = tmp;
1694 op->remove (); /* and fix old object's links */ 1674 goto inserted;
1695 CLEAR_FLAG (op, FLAG_REMOVED);
1696 break;
1697 } 1675 }
1698 1676
1699 /* I assume combined objects have no inventory
1700 * We add the weight - this object could have just been removed
1701 * (if it was possible to merge). calling remove_ob will subtract
1702 * the weight, so we need to add it in again, since we actually do
1703 * the linking below
1704 */
1705 add_weight (this, op->weight * op->nrof);
1706 }
1707 else
1708 add_weight (this, (op->weight + op->carrying));
1709
1710 if (object *otmp = this->in_player ())
1711 if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1712 otmp->update_stats ();
1713
1714 op->owner = 0; // its his/hers now. period. 1677 op->owner = 0; // it's his/hers now. period.
1715 op->map = 0; 1678 op->map = 0;
1679 op->x = 0;
1680 op->y = 0;
1681
1682 op->above = 0;
1683 op->below = inv;
1716 op->env = this; 1684 op->env = this;
1717 op->above = 0;
1718 op->below = 0;
1719 op->x = op->y = 0;
1720 1685
1686 if (inv)
1687 inv->above = op;
1688
1689 inv = op;
1690
1691 op->flag [FLAG_REMOVED] = 0;
1692
1693 if (object *pl = op->visible_to ())
1694 esrv_send_item (pl, op);
1695
1696 adjust_weight (this, op->total_weight ());
1697
1698inserted:
1721 /* reset the light list and los of the players on the map */ 1699 /* reset the light list and los of the players on the map */
1722 if (op->glow_radius && map) 1700 if (op->glow_radius && map && map->darkness)
1723 {
1724#ifdef DEBUG_LIGHTS
1725 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1726#endif /* DEBUG_LIGHTS */
1727 if (map->darkness)
1728 update_all_los (map, x, y); 1701 update_all_los (map, x, y);
1729 }
1730 1702
1731 /* Client has no idea of ordering so lets not bother ordering it here. 1703 // if this is a player's inventory, update stats
1732 * It sure simplifies this function... 1704 if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1733 */ 1705 update_stats ();
1734 if (!inv)
1735 inv = op;
1736 else
1737 {
1738 op->below = inv;
1739 op->below->above = op;
1740 inv = op;
1741 }
1742 1706
1743 INVOKE_OBJECT (INSERT, this); 1707 INVOKE_OBJECT (INSERT, this);
1744 1708
1745 return op; 1709 return op;
1746} 1710}
2624 &name, 2588 &name,
2625 title ? "\",title:\"" : "", 2589 title ? "\",title:\"" : "",
2626 title ? (const char *)title : "", 2590 title ? (const char *)title : "",
2627 flag_desc (flagdesc, 512), type); 2591 flag_desc (flagdesc, 512), type);
2628 2592
2629 if (!this->flag[FLAG_REMOVED] && env) 2593 if (!flag[FLAG_REMOVED] && env)
2630 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2594 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2631 2595
2632 if (map) 2596 if (map)
2633 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); 2597 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2634 2598
2664object::open_container (object *new_container) 2628object::open_container (object *new_container)
2665{ 2629{
2666 if (container == new_container) 2630 if (container == new_container)
2667 return; 2631 return;
2668 2632
2669 if (object *old_container = container) 2633 object *old_container = container;
2634
2635 if (old_container)
2670 { 2636 {
2671 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this))) 2637 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2672 return; 2638 return;
2673 2639
2674#if 0 2640#if 0
2676 if (object *closer = old_container->inv) 2642 if (object *closer = old_container->inv)
2677 if (closer->type == CLOSE_CON) 2643 if (closer->type == CLOSE_CON)
2678 closer->destroy (); 2644 closer->destroy ();
2679#endif 2645#endif
2680 2646
2647 // make sure the container is available
2648 esrv_send_item (this, old_container);
2649
2681 old_container->flag [FLAG_APPLIED] = 0; 2650 old_container->flag [FLAG_APPLIED] = false;
2682 container = 0; 2651 container = 0;
2683 2652
2653 // client needs item update to make it work, client bug requires this to be separate
2684 esrv_update_item (UPD_FLAGS, this, old_container); 2654 esrv_update_item (UPD_FLAGS, this, old_container);
2655
2685 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container)); 2656 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2686 play_sound (sound_find ("chest_close")); 2657 play_sound (sound_find ("chest_close"));
2687 } 2658 }
2688 2659
2689 if (new_container) 2660 if (new_container)
2702 } 2673 }
2703#endif 2674#endif
2704 2675
2705 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container)); 2676 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2706 2677
2678 // make sure the container is available, client bug requires this to be separate
2679 esrv_send_item (this, new_container);
2680
2707 new_container->flag [FLAG_APPLIED] = 1; 2681 new_container->flag [FLAG_APPLIED] = true;
2708 container = new_container; 2682 container = new_container;
2709 2683
2684 // client needs flag change
2710 esrv_update_item (UPD_FLAGS, this, new_container); 2685 esrv_update_item (UPD_FLAGS, this, new_container);
2711 esrv_send_inventory (this, new_container); 2686 esrv_send_inventory (this, new_container);
2712 play_sound (sound_find ("chest_open")); 2687 play_sound (sound_find ("chest_open"));
2713 } 2688 }
2689// else if (!old_container->env && contr && contr->ns)
2690// contr->ns->floorbox_reset ();
2714} 2691}
2715 2692
2716object * 2693object *
2717object::force_find (const shstr name) 2694object::force_find (const shstr name)
2718{ 2695{
2744 2721
2745 insert (force); 2722 insert (force);
2746} 2723}
2747 2724
2748void 2725void
2749object::play_sound (faceidx sound) const 2726object::play_sound (faceidx sound)
2750{ 2727{
2751 if (!sound) 2728 if (!sound)
2752 return; 2729 return;
2753 2730
2754 if (flag [FLAG_REMOVED]) 2731 if (flag [FLAG_REMOVED])

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