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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 1.248 by root, Mon Jul 14 23:47:06 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;
149
150 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both 144 /* n-squared behaviour (see kv_get), but I'm hoping both
151 * objects with lists are rare, and lists stay short. If not, use a 145 * objects with lists are rare, and lists stay short. If not, use a
152 * different structure or at least keep the lists sorted... 146 * different structure or at least keep the lists sorted...
153 */ 147 */
154 148
155 /* For each field in wants, */ 149 /* For each field in wants, */
156 for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next) 150 for (key_value *kv = wants->key_values; kv; kv = kv->next)
157 { 151 if (has->kv_get (kv->key) != kv->value)
158 key_value *has_field; 152 return false;
159
160 /* Look for a field in has with the same key. */
161 has_field = get_ob_key_link (has, wants_field->key);
162
163 if (has_field == NULL)
164 {
165 /* No field with that name. */
166 return FALSE;
167 }
168
169 /* Found the matching field. */
170 if (has_field->value != wants_field->value)
171 {
172 /* Values don't match, so this half of the comparison is false. */
173 return FALSE;
174 }
175
176 /* If we get here, we found a match. Now for the next field in wants. */
177 }
178 153
179 /* If we get here, every field in wants has a matching field in has. */ 154 /* If we get here, every field in wants has a matching field in has. */
180 return TRUE; 155 return true;
181} 156}
182 157
183/* Returns TRUE if ob1 has the same key_values as ob2. */ 158/* Returns TRUE if ob1 has the same key_values as ob2. */
184static int 159static bool
185compare_ob_value_lists (const object *ob1, const object *ob2) 160compare_ob_value_lists (const object *ob1, const object *ob2)
186{ 161{
187 /* However, there may be fields in has which aren't partnered in wants, 162 /* However, there may be fields in has which aren't partnered in wants,
188 * so we need to run the comparison *twice*. :( 163 * so we need to run the comparison *twice*. :(
189 */ 164 */
190 return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1); 165 return compare_ob_value_lists_one (ob1, ob2)
166 && compare_ob_value_lists_one (ob2, ob1);
191} 167}
192 168
193/* Function examines the 2 objects given to it, and returns true if 169/* Function examines the 2 objects given to it, and returns true if
194 * they can be merged together. 170 * they can be merged together.
195 * 171 *
210 || ob1->speed != ob2->speed 186 || ob1->speed != ob2->speed
211 || ob1->value != ob2->value 187 || ob1->value != ob2->value
212 || ob1->name != ob2->name) 188 || ob1->name != ob2->name)
213 return 0; 189 return 0;
214 190
215 //TODO: this ain't working well, use nicer and correct overflow check 191 /* 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 192 * for unsigned overflow (2c), second part checks whether the result
217 * value could not be stored in a sint32 (which unfortunately sometimes is 193 * would fit into a 32 bit signed int, which is often used to hold
218 * used to store nrof). 194 * nrof values.
219 */ 195 */
220 if (ob1->nrof + ob2->nrof >= 1UL << 31) 196 if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
221 return 0; 197 return 0;
222 198
223 /* If the objects have been identified, set the BEEN_APPLIED flag. 199 /* 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 200 * 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 201 * 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 202 * are not equal - just if it has been identified, the been_applied
227 * flags lose any meaning. 203 * flags lose any meaning.
228 */ 204 */
229 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) 205 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
230 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 206 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
231 207
232 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 208 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
233 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 209 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
234 210
235 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 211 if (ob1->arch->archname != ob2->arch->archname
236 || ob1->arch != ob2->arch
237 || ob1->name != ob2->name 212 || ob1->name != ob2->name
238 || ob1->title != ob2->title 213 || ob1->title != ob2->title
239 || ob1->msg != ob2->msg 214 || ob1->msg != ob2->msg
240 || ob1->weight != ob2->weight 215 || 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 216 || ob1->attacktype != ob2->attacktype
244 || ob1->magic != ob2->magic 217 || ob1->magic != ob2->magic
245 || ob1->slaying != ob2->slaying 218 || ob1->slaying != ob2->slaying
246 || ob1->skill != ob2->skill 219 || ob1->skill != ob2->skill
247 || ob1->value != ob2->value 220 || ob1->value != ob2->value
248 || ob1->animation_id != ob2->animation_id 221 || ob1->animation_id != ob2->animation_id
222 || (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other
249 || ob1->client_type != ob2->client_type 223 || ob1->client_type != ob2->client_type
250 || ob1->materialname != ob2->materialname 224 || ob1->materialname != ob2->materialname
251 || ob1->lore != ob2->lore 225 || ob1->lore != ob2->lore
252 || ob1->subtype != ob2->subtype 226 || ob1->subtype != ob2->subtype
253 || ob1->move_type != ob2->move_type 227 || ob1->move_type != ob2->move_type
254 || ob1->move_block != ob2->move_block 228 || ob1->move_block != ob2->move_block
255 || ob1->move_allow != ob2->move_allow 229 || ob1->move_allow != ob2->move_allow
256 || ob1->move_on != ob2->move_on 230 || ob1->move_on != ob2->move_on
257 || ob1->move_off != ob2->move_off 231 || ob1->move_off != ob2->move_off
258 || ob1->move_slow != ob2->move_slow 232 || ob1->move_slow != ob2->move_slow
259 || ob1->move_slow_penalty != ob2->move_slow_penalty) 233 || ob1->move_slow_penalty != ob2->move_slow_penalty
234 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
235 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
260 return 0; 236 return 0;
261 237
238 if ((ob1->flag ^ ob2->flag)
239 .reset (FLAG_INV_LOCKED)
240 .reset (FLAG_CLIENT_SENT)
241 .reset (FLAG_REMOVED)
242 .any ())
243 return 0;
244
262 /* This is really a spellbook check - really, we should 245 /* This is really a spellbook check - we should in general
263 * check all objects in the inventory. 246 * not merge objects with real inventories, as splitting them
247 * is hard.
264 */ 248 */
265 if (ob1->inv || ob2->inv) 249 if (ob1->inv || ob2->inv)
266 { 250 {
267 if (!(ob1->inv && ob2->inv)) 251 if (!(ob1->inv && ob2->inv))
268 return 0; /* inventories differ in length */ 252 return 0; /* inventories differ in length */
269 253
270 if (ob1->inv->below || ob2->inv->below) 254 if (ob1->inv->below || ob2->inv->below)
271 return 0; /* more than one object in inv */ 255 return 0; /* more than one object in inv */
272 256
273 if (!object::can_merge (ob1->inv, ob2->inv)) 257 if (!object::can_merge (ob1->inv, ob2->inv))
274 return 0; /* inventory objexts differ */ 258 return 0; /* inventory objects differ */
275 259
276 /* inventory ok - still need to check rest of this object to see 260 /* inventory ok - still need to check rest of this object to see
277 * if it is valid. 261 * if it is valid.
278 */ 262 */
279 } 263 }
298 if (ob1->level != ob2->level) 282 if (ob1->level != ob2->level)
299 return 0; 283 return 0;
300 break; 284 break;
301 } 285 }
302 286
303 if (ob1->key_values != NULL || ob2->key_values != NULL) 287 if (ob1->key_values || ob2->key_values)
304 { 288 {
305 /* At least one of these has key_values. */ 289 /* At least one of these has key_values. */
306 if ((ob1->key_values == NULL) != (ob2->key_values == NULL)) 290 if ((!ob1->key_values) != (!ob2->key_values))
307 /* One has fields, but the other one doesn't. */ 291 return 0; /* One has fields, but the other one doesn't. */
308 return 0; 292
309 else if (!compare_ob_value_lists (ob1, ob2)) 293 if (!compare_ob_value_lists (ob1, ob2))
310 return 0; 294 return 0;
311 } 295 }
312 296
313 if (ob1->self || ob2->self) 297 if (ob1->self || ob2->self)
314 { 298 {
320 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0; 304 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
321 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0; 305 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
322 306
323 if (k1 != k2) 307 if (k1 != k2)
324 return 0; 308 return 0;
309
325 else if (k1 == 0) 310 if (k1 == 0)
326 return 1; 311 return 1;
312
327 else if (!cfperl_can_merge (ob1, ob2)) 313 if (!cfperl_can_merge (ob1, ob2))
328 return 0; 314 return 0;
329 } 315 }
330 } 316 }
331 317
332 /* Everything passes, must be OK. */ 318 /* Everything passes, must be OK. */
333 return 1; 319 return 1;
334} 320}
335 321
322// find player who can see this object
323object *
324object::visible_to () const
325{
326 if (client_visible () && !flag [FLAG_REMOVED])
327 {
328 // see if we are in a container of sorts
329 if (env)
330 {
331 // the player inventory itself is always visible
332 if (env->type == PLAYER)
333 return env;
334
335 // else a player could have our env open
336 object *envest = env->outer_env ();
337
338 // the player itself is always on a map, so we will find him here
339 // even if our inv is in a player.
340 if (envest->is_on_map ())
341 if (object *pl = envest->ms ().player ())
342 if (pl->container == env)
343 return pl;
344 }
345 else
346 {
347 // maybe there is a player standing on the same mapspace
348 // this will catch the case where "this" is a player
349 if (object *pl = ms ().player ())
350 if ((!pl->container && pl->contr->ns && !pl->contr->ns->update_look)
351 || this == pl->container)
352 return pl;
353 }
354 }
355
356 return 0;
357}
358
359// adjust weight per container type ("of holding")
360static sint32
361weight_adjust_for (object *op, sint32 weight)
362{
363 return op->type == CONTAINER
364 ? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
365 : weight;
366}
367
336/* 368/*
369 * adjust_weight(object, weight) adds the specified weight to an object,
370 * and also updates how much the environment(s) is/are carrying.
371 */
372static void
373adjust_weight (object *op, sint32 weight)
374{
375 while (op)
376 {
377 // adjust by actual difference to account for rounding errors
378 // i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
379 weight = weight_adjust_for (op, op->carrying)
380 - weight_adjust_for (op, op->carrying - weight);
381
382 if (!weight)
383 return;
384
385 op->carrying += weight;
386
387 if (object *pl = op->visible_to ())
388 if (pl != op) // player is handled lazily
389 esrv_update_item (UPD_WEIGHT, pl, op);
390
391 op = op->env;
392 }
393}
394
395/*
337 * sum_weight() is a recursive function which calculates the weight 396 * this is a recursive function which calculates the weight
338 * an object is carrying. It goes through in figures out how much 397 * an object is carrying. It goes through op and figures out how much
339 * containers are carrying, and sums it up. 398 * containers are carrying, and sums it up.
340 */ 399 */
341long 400void
342sum_weight (object *op) 401object::update_weight ()
343{ 402{
344 long sum; 403 sint32 sum = 0;
345 object *inv;
346 404
347 for (sum = 0, inv = op->inv; inv; inv = inv->below) 405 for (object *op = inv; op; op = op->below)
348 { 406 {
349 if (inv->inv) 407 if (op->inv)
350 sum_weight (inv); 408 op->update_weight ();
351 409
352 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 410 sum += op->total_weight ();
411 }
412
413 sum = weight_adjust_for (this, sum);
414
415 if (sum != carrying)
353 } 416 {
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; 417 carrying = sum;
360 418
361 return sum; 419 if (object *pl = visible_to ())
420 if (pl != this) // player is handled lazily
421 esrv_update_item (UPD_WEIGHT, pl, this);
422 }
362} 423}
363 424
364/** 425/*
365 * Return the outermost environment object for a given object. 426 * 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 */ 427 */
381char * 428char *
382dump_object (object *op) 429dump_object (object *op)
383{ 430{
384 if (!op) 431 if (!op)
398get_nearest_part (object *op, const object *pl) 445get_nearest_part (object *op, const object *pl)
399{ 446{
400 object *tmp, *closest; 447 object *tmp, *closest;
401 int last_dist, i; 448 int last_dist, i;
402 449
403 if (op->more == NULL) 450 if (!op->more)
404 return op; 451 return op;
452
405 for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more) 453 for (last_dist = distance (op, pl), closest = op, tmp = op->more;
454 tmp;
455 tmp = tmp->more)
406 if ((i = distance (tmp, pl)) < last_dist) 456 if ((i = distance (tmp, pl)) < last_dist)
407 closest = tmp, last_dist = i; 457 closest = tmp, last_dist = i;
458
408 return closest; 459 return closest;
409} 460}
410 461
411/* 462/*
412 * Returns the object which has the count-variable equal to the argument. 463 * Returns the object which has the count-variable equal to the argument.
464 * VERRRY slow.
413 */ 465 */
414object * 466object *
415find_object (tag_t i) 467find_object (tag_t i)
416{ 468{
417 for_all_objects (op) 469 for_all_objects (op)
428 */ 480 */
429object * 481object *
430find_object_name (const char *str) 482find_object_name (const char *str)
431{ 483{
432 shstr_cmp str_ (str); 484 shstr_cmp str_ (str);
433 object *op;
434 485
486 if (str_)
435 for_all_objects (op) 487 for_all_objects (op)
436 if (op->name == str_) 488 if (op->name == str_)
437 break; 489 return op;
438 490
439 return op; 491 return 0;
440} 492}
441 493
442/* 494/*
443 * Sets the owner and sets the skill and exp pointers to owner's current 495 * Sets the owner and sets the skill and exp pointers to owner's current
444 * skill and experience objects. 496 * skill and experience objects.
542 } 594 }
543 595
544 op->key_values = 0; 596 op->key_values = 0;
545} 597}
546 598
547object & 599/*
548object::operator =(const object &src) 600 * copy_to first frees everything allocated by the dst object,
601 * and then copies the contents of itself into the second
602 * object, allocating what needs to be allocated. Basically, any
603 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
604 * if the first object is freed, the pointers in the new object
605 * will point at garbage.
606 */
607void
608object::copy_to (object *dst)
549{ 609{
550 bool is_freed = flag [FLAG_FREED]; 610 dst->remove ();
551 bool is_removed = flag [FLAG_REMOVED];
552
553 *(object_copy *)this = src; 611 *(object_copy *)dst = *this;
554
555 flag [FLAG_FREED] = is_freed;
556 flag [FLAG_REMOVED] = is_removed; 612 dst->flag [FLAG_REMOVED] = true;
557 613
558 /* Copy over key_values, if any. */ 614 /* Copy over key_values, if any. */
559 if (src.key_values) 615 if (key_values)
560 { 616 {
561 key_value *tail = 0; 617 key_value *tail = 0;
562 key_values = 0; 618 dst->key_values = 0;
563 619
564 for (key_value *i = src.key_values; i; i = i->next) 620 for (key_value *i = key_values; i; i = i->next)
565 { 621 {
566 key_value *new_link = new key_value; 622 key_value *new_link = new key_value;
567 623
568 new_link->next = 0; 624 new_link->next = 0;
569 new_link->key = i->key; 625 new_link->key = i->key;
570 new_link->value = i->value; 626 new_link->value = i->value;
571 627
572 /* Try and be clever here, too. */ 628 /* Try and be clever here, too. */
573 if (!key_values) 629 if (!dst->key_values)
574 { 630 {
575 key_values = new_link; 631 dst->key_values = new_link;
576 tail = new_link; 632 tail = new_link;
577 } 633 }
578 else 634 else
579 { 635 {
580 tail->next = new_link; 636 tail->next = new_link;
581 tail = new_link; 637 tail = new_link;
582 } 638 }
583 } 639 }
584 } 640 }
585}
586
587/*
588 * copy_to first frees everything allocated by the dst object,
589 * and then copies the contents of itself into the second
590 * object, allocating what needs to be allocated. Basically, any
591 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
592 * if the first object is freed, the pointers in the new object
593 * will point at garbage.
594 */
595void
596object::copy_to (object *dst)
597{
598 *dst = *this;
599 641
600 if (speed < 0) 642 if (speed < 0)
601 dst->speed_left -= rndm (); 643 dst->speed_left -= rndm ();
602 644
603 dst->set_speed (dst->speed); 645 dst->set_speed (dst->speed);
625object * 667object *
626object::clone () 668object::clone ()
627{ 669{
628 object *neu = create (); 670 object *neu = create ();
629 copy_to (neu); 671 copy_to (neu);
672 neu->map = map; // not copied by copy_to
630 return neu; 673 return neu;
631} 674}
632 675
633/* 676/*
634 * If an object with the IS_TURNABLE() flag needs to be turned due 677 * If an object with the IS_TURNABLE() flag needs to be turned due
685 * UP_OBJ_FACE: only the objects face has changed. 728 * UP_OBJ_FACE: only the objects face has changed.
686 */ 729 */
687void 730void
688update_object (object *op, int action) 731update_object (object *op, int action)
689{ 732{
690 if (op == NULL) 733 if (!op)
691 { 734 {
692 /* this should never happen */ 735 /* this should never happen */
693 LOG (llevDebug, "update_object() called for NULL object.\n"); 736 LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
694 return; 737 return;
695 } 738 }
696 739
697 if (op->env) 740 if (!op->is_on_map ())
698 { 741 {
699 /* Animation is currently handled by client, so nothing 742 /* Animation is currently handled by client, so nothing
700 * to do in this case. 743 * to do in this case.
701 */ 744 */
702 return; 745 return;
703 } 746 }
704
705 /* If the map is saving, don't do anything as everything is
706 * going to get freed anyways.
707 */
708 if (!op->map || op->map->in_memory == MAP_SAVING)
709 return;
710 747
711 /* make sure the object is within map boundaries */ 748 /* make sure the object is within map boundaries */
712 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height) 749 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
713 { 750 {
714 LOG (llevError, "update_object() called for object out of map!\n"); 751 LOG (llevError, "update_object() called for object out of map!\n");
857object::destroy_inv (bool drop_to_ground) 894object::destroy_inv (bool drop_to_ground)
858{ 895{
859 // need to check first, because the checks below might segfault 896 // need to check first, because the checks below might segfault
860 // as we might be on an invalid mapspace and crossfire code 897 // as we might be on an invalid mapspace and crossfire code
861 // is too buggy to ensure that the inventory is empty. 898 // is too buggy to ensure that the inventory is empty.
862 // corollary: if you create arrows etc. with stuff in tis inventory, 899 // corollary: if you create arrows etc. with stuff in its inventory,
863 // cf will crash below with off-map x and y 900 // cf will crash below with off-map x and y
864 if (!inv) 901 if (!inv)
865 return; 902 return;
866 903
867 /* Only if the space blocks everything do we not process - 904 /* Only if the space blocks everything do we not process -
868 * if some form of movement is allowed, let objects 905 * if some form of movement is allowed, let objects
869 * drop on that space. 906 * drop on that space.
870 */ 907 */
871 if (!drop_to_ground 908 if (!drop_to_ground
872 || !map 909 || !map
873 || map->in_memory != MAP_IN_MEMORY 910 || map->in_memory != MAP_ACTIVE
874 || map->nodrop 911 || map->no_drop
875 || ms ().move_block == MOVE_ALL) 912 || ms ().move_block == MOVE_ALL)
876 { 913 {
877 while (inv) 914 while (inv)
878 { 915 {
879 inv->destroy_inv (drop_to_ground); 916 inv->destroy_inv (false);
880 inv->destroy (); 917 inv->destroy ();
881 } 918 }
882 } 919 }
883 else 920 else
884 { /* Put objects in inventory onto this space */ 921 { /* Put objects in inventory onto this space */
890 || op->flag [FLAG_NO_DROP] 927 || op->flag [FLAG_NO_DROP]
891 || op->type == RUNE 928 || op->type == RUNE
892 || op->type == TRAP 929 || op->type == TRAP
893 || op->flag [FLAG_IS_A_TEMPLATE] 930 || op->flag [FLAG_IS_A_TEMPLATE]
894 || op->flag [FLAG_DESTROY_ON_DEATH]) 931 || op->flag [FLAG_DESTROY_ON_DEATH])
895 op->destroy (); 932 op->destroy (true);
896 else 933 else
897 map->insert (op, x, y); 934 map->insert (op, x, y);
898 } 935 }
899 } 936 }
900} 937}
904 object *op = new object; 941 object *op = new object;
905 op->link (); 942 op->link ();
906 return op; 943 return op;
907} 944}
908 945
946static struct freed_map : maptile
947{
948 freed_map ()
949 {
950 path = "<freed objects map>";
951 name = "/internal/freed_objects_map";
952 width = 3;
953 height = 3;
954 no_drop = 1;
955 no_reset = 1;
956
957 alloc ();
958 in_memory = MAP_ACTIVE;
959 }
960
961 ~freed_map ()
962 {
963 destroy ();
964 }
965} freed_map; // freed objects are moved here to avoid crashes
966
909void 967void
910object::do_destroy () 968object::do_destroy ()
911{ 969{
912 attachable::do_destroy ();
913
914 if (flag [FLAG_IS_LINKED]) 970 if (flag [FLAG_IS_LINKED])
915 remove_button_link (this); 971 remove_button_link (this);
916 972
917 if (flag [FLAG_FRIENDLY]) 973 if (flag [FLAG_FRIENDLY])
918 remove_friendly_object (this); 974 remove_friendly_object (this);
919 975
920 if (!flag [FLAG_REMOVED])
921 remove (); 976 remove ();
922 977
923 destroy_inv (true); 978 attachable::do_destroy ();
924 979
925 deactivate (); 980 deactivate ();
926 unlink (); 981 unlink ();
927 982
928 flag [FLAG_FREED] = 1; 983 flag [FLAG_FREED] = 1;
929 984
930 // hack to ensure that freed objects still have a valid map 985 // hack to ensure that freed objects still have a valid map
931 {
932 static maptile *freed_map; // freed objects are moved here to avoid crashes
933
934 if (!freed_map)
935 {
936 freed_map = new maptile;
937
938 freed_map->path = "<freed objects map>";
939 freed_map->name = "/internal/freed_objects_map";
940 freed_map->width = 3;
941 freed_map->height = 3;
942 freed_map->nodrop = 1;
943
944 freed_map->alloc ();
945 freed_map->in_memory = MAP_IN_MEMORY;
946 }
947
948 map = freed_map; 986 map = &freed_map;
949 x = 1; 987 x = 1;
950 y = 1; 988 y = 1;
951 }
952 989
953 if (more) 990 if (more)
954 { 991 {
955 more->destroy (); 992 more->destroy ();
956 more = 0; 993 more = 0;
969object::destroy (bool destroy_inventory) 1006object::destroy (bool destroy_inventory)
970{ 1007{
971 if (destroyed ()) 1008 if (destroyed ())
972 return; 1009 return;
973 1010
1011 if (!is_head () && !head->destroyed ())
1012 {
1013 LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1014 head->destroy (destroy_inventory);
1015 return;
1016 }
1017
974 if (destroy_inventory) 1018 destroy_inv (!destroy_inventory);
975 destroy_inv (false);
976 1019
977 if (is_head ()) 1020 if (is_head ())
978 if (sound_destroy) 1021 if (sound_destroy)
979 play_sound (sound_destroy); 1022 play_sound (sound_destroy);
980 else if (flag [FLAG_MONSTER]) 1023 else if (flag [FLAG_MONSTER])
981 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism 1024 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
982 1025
983 attachable::destroy (); 1026 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} 1027}
1002 1028
1003/* op->remove (): 1029/* op->remove ():
1004 * This function removes the object op from the linked list of objects 1030 * 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 1031 * which it is currently tied to. When this function is done, the
1011object::do_remove () 1037object::do_remove ()
1012{ 1038{
1013 object *tmp, *last = 0; 1039 object *tmp, *last = 0;
1014 object *otmp; 1040 object *otmp;
1015 1041
1016 if (QUERY_FLAG (this, FLAG_REMOVED)) 1042 if (flag [FLAG_REMOVED])
1017 return; 1043 return;
1018 1044
1019 SET_FLAG (this, FLAG_REMOVED);
1020 INVOKE_OBJECT (REMOVE, this); 1045 INVOKE_OBJECT (REMOVE, this);
1046
1047 flag [FLAG_REMOVED] = true;
1021 1048
1022 if (more) 1049 if (more)
1023 more->remove (); 1050 more->remove ();
1024 1051
1025 /* 1052 /*
1026 * In this case, the object to be removed is in someones 1053 * In this case, the object to be removed is in someones
1027 * inventory. 1054 * inventory.
1028 */ 1055 */
1029 if (env) 1056 if (env)
1030 { 1057 {
1031 if (nrof) 1058 flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1032 sub_weight (env, weight * nrof); 1059 if (object *pl = visible_to ())
1033 else 1060 esrv_del_item (pl->contr, count);
1034 sub_weight (env, weight + carrying); 1061 flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1062
1063 adjust_weight (env, -total_weight ());
1064
1065 /* we set up values so that it could be inserted into
1066 * the map, but we don't actually do that - it is up
1067 * to the caller to decide what we want to do.
1068 */
1069 map = env->map;
1070 x = env->x;
1071 y = env->y;
1072
1073 // make sure cmov optimisation is applicable
1074 *(above ? &above->below : &env->inv) = below;
1075 *(below ? &below->above : &above ) = above; // &above is just a dummy
1076
1077 above = 0;
1078 below = 0;
1079 env = 0;
1035 1080
1036 /* NO_FIX_PLAYER is set when a great many changes are being 1081 /* NO_FIX_PLAYER is set when a great many changes are being
1037 * made to players inventory. If set, avoiding the call 1082 * made to players inventory. If set, avoiding the call
1038 * to save cpu time. 1083 * to save cpu time.
1039 */ 1084 */
1040 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1085 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1041 otmp->update_stats (); 1086 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 } 1087 }
1060 else if (map) 1088 else if (map)
1061 { 1089 {
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; 1090 map->dirty = true;
1075 mapspace &ms = this->ms (); 1091 mapspace &ms = this->ms ();
1076 1092
1093 if (object *pl = ms.player ())
1094 {
1095 if (type == PLAYER) // this == pl(!)
1096 {
1097 // leaving a spot always closes any open container on the ground
1098 if (container && !container->env)
1099 // this causes spurious floorbox updates, but it ensures
1100 // that the CLOSE event is being sent.
1101 close_container ();
1102
1103 --map->players;
1104 map->touch ();
1105 }
1106 else if (pl->container == this)
1107 {
1108 // removing a container should close it
1109 close_container ();
1110 }
1111
1112 esrv_del_item (pl->contr, count);
1113 }
1114
1077 /* link the object above us */ 1115 /* link the object above us */
1078 if (above) 1116 // re-link, make sure compiler can easily use cmove
1079 above->below = below; 1117 *(above ? &above->below : &ms.top) = below;
1080 else 1118 *(below ? &below->above : &ms.bot) = above;
1081 ms.top = below; /* we were top, set new top */
1082
1083 /* Relink the object below us, if there is one */
1084 if (below)
1085 below->above = above;
1086 else
1087 {
1088 /* Nothing below, which means we need to relink map object for this space
1089 * use translated coordinates in case some oddness with map tiling is
1090 * evident
1091 */
1092 if (GET_MAP_OB (map, x, y) != this)
1093 LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1094
1095 ms.bot = above; /* goes on above it. */
1096 }
1097 1119
1098 above = 0; 1120 above = 0;
1099 below = 0; 1121 below = 0;
1100 1122
1101 if (map->in_memory == MAP_SAVING) 1123 if (map->in_memory == MAP_SAVING)
1110 * removed (most likely destroyed), update the player view 1132 * removed (most likely destroyed), update the player view
1111 * appropriately. 1133 * appropriately.
1112 */ 1134 */
1113 pl->close_container (); 1135 pl->close_container ();
1114 1136
1137 //TODO: the floorbox prev/next might need updating
1138 //esrv_del_item (pl->contr, count);
1139 //TODO: update floorbox to preserve ordering
1140 if (pl->contr->ns)
1115 pl->contr->ns->floorbox_update (); 1141 pl->contr->ns->floorbox_update ();
1116 } 1142 }
1117 1143
1118 for (tmp = ms.bot; tmp; tmp = tmp->above) 1144 for (tmp = ms.bot; tmp; tmp = tmp->above)
1119 { 1145 {
1120 /* No point updating the players look faces if he is the object 1146 /* No point updating the players look faces if he is the object
1164 if (!top) 1190 if (!top)
1165 for (top = op; top && top->above; top = top->above) 1191 for (top = op; top && top->above; top = top->above)
1166 ; 1192 ;
1167 1193
1168 for (; top; top = top->below) 1194 for (; top; top = top->below)
1169 {
1170 if (top == op)
1171 continue;
1172
1173 if (object::can_merge (op, top)) 1195 if (object::can_merge (op, top))
1174 { 1196 {
1175 top->nrof += op->nrof; 1197 top->nrof += op->nrof;
1176 1198
1177/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1199 if (object *pl = top->visible_to ())
1178 op->weight = 0; /* Don't want any adjustements now */ 1200 esrv_update_item (UPD_NROF, pl, top);
1201
1202 op->weight = 0; // cancel the addition above
1203 op->carrying = 0; // must be 0 already
1204
1179 op->destroy (); 1205 op->destroy (1);
1206
1180 return top; 1207 return top;
1181 } 1208 }
1182 }
1183 1209
1184 return 0; 1210 return 0;
1185} 1211}
1186 1212
1187void 1213void
1212 * job preparing multi-part monsters. 1238 * job preparing multi-part monsters.
1213 */ 1239 */
1214object * 1240object *
1215insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) 1241insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1216{ 1242{
1243 op->remove ();
1244
1217 for (object *tmp = op->head_ (); tmp; tmp = tmp->more) 1245 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1218 { 1246 {
1219 tmp->x = x + tmp->arch->x; 1247 tmp->x = x + tmp->arch->x;
1220 tmp->y = y + tmp->arch->y; 1248 tmp->y = y + tmp->arch->y;
1221 } 1249 }
1244 * just 'op' otherwise 1272 * just 'op' otherwise
1245 */ 1273 */
1246object * 1274object *
1247insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1275insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1248{ 1276{
1249 assert (!op->flag [FLAG_FREED]); 1277 if (op->is_on_map ())
1278 {
1279 LOG (llevError, "insert_ob_in_map called for object already on map");
1280 abort ();
1281 }
1250 1282
1251 object *top, *floor = NULL; 1283 if (op->env)
1252 1284 {
1285 LOG (llevError, "insert_ob_in_map called for object in an inventory (proceeding)");
1253 op->remove (); 1286 op->remove ();
1287 }
1288
1289 if (op->face && !face_info (op->face))//D TODO: remove soon
1290 {//D
1291 LOG (llevError | logBacktrace, "op->face out of bounds: %s", op->debug_desc ());//D
1292 op->face = 1;//D
1293 }//D
1254 1294
1255 /* Ideally, the caller figures this out. However, it complicates a lot 1295 /* 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 1296 * of areas of callers (eg, anything that uses find_free_spot would now
1257 * need extra work 1297 * need extra work
1258 */ 1298 */
1259 if (!xy_normalise (m, op->x, op->y)) 1299 if (!xy_normalise (m, op->x, op->y))
1260 { 1300 {
1261 op->destroy (); 1301 op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found
1262 return 0; 1302 return 0;
1263 } 1303 }
1264 1304
1265 if (object *more = op->more) 1305 if (object *more = op->more)
1266 if (!insert_ob_in_map (more, m, originator, flag)) 1306 if (!insert_ob_in_map (more, m, originator, flag))
1275 */ 1315 */
1276 if (op->nrof && !(flag & INS_NO_MERGE)) 1316 if (op->nrof && !(flag & INS_NO_MERGE))
1277 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 1317 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1278 if (object::can_merge (op, tmp)) 1318 if (object::can_merge (op, tmp))
1279 { 1319 {
1320 // TODO: we actually want to update tmp, not op,
1321 // but some caller surely breaks when we return tmp
1322 // from here :/
1280 op->nrof += tmp->nrof; 1323 op->nrof += tmp->nrof;
1281 tmp->destroy (); 1324 tmp->destroy (1);
1282 } 1325 }
1283 1326
1284 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1327 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1285 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1328 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1286 1329
1293 { 1336 {
1294 LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n"); 1337 LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1295 abort (); 1338 abort ();
1296 } 1339 }
1297 1340
1341 if (!originator->is_on_map ())
1342 LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
1343 op->debug_desc (), originator->debug_desc ());
1344
1298 op->above = originator; 1345 op->above = originator;
1299 op->below = originator->below; 1346 op->below = originator->below;
1300
1301 if (op->below)
1302 op->below->above = op;
1303 else
1304 ms.bot = op;
1305
1306 /* since *below* originator, no need to update top */
1307 originator->below = op; 1347 originator->below = op;
1348
1349 *(op->below ? &op->below->above : &ms.bot) = op;
1308 } 1350 }
1309 else 1351 else
1310 { 1352 {
1311 top = ms.bot; 1353 object *floor = 0;
1354 object *top = ms.top;
1312 1355
1313 /* If there are other objects, then */ 1356 /* If there are other objects, then */
1314 if (top) 1357 if (top)
1315 { 1358 {
1316 object *last = 0;
1317
1318 /* 1359 /*
1319 * If there are multiple objects on this space, we do some trickier handling. 1360 * If there are multiple objects on this space, we do some trickier handling.
1320 * We've already dealt with merging if appropriate. 1361 * We've already dealt with merging if appropriate.
1321 * Generally, we want to put the new object on top. But if 1362 * Generally, we want to put the new object on top. But if
1322 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last 1363 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
1325 * once we get to them. This reduces the need to traverse over all of 1366 * once we get to them. This reduces the need to traverse over all of
1326 * them when adding another one - this saves quite a bit of cpu time 1367 * them when adding another one - this saves quite a bit of cpu time
1327 * when lots of spells are cast in one area. Currently, it is presumed 1368 * when lots of spells are cast in one area. Currently, it is presumed
1328 * that flying non pickable objects are spell objects. 1369 * that flying non pickable objects are spell objects.
1329 */ 1370 */
1330 for (top = ms.bot; top; top = top->above) 1371 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1331 { 1372 {
1332 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1373 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1333 floor = top; 1374 floor = tmp;
1334 1375
1335 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1376 if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1336 { 1377 {
1337 /* We insert above top, so we want this object below this */ 1378 /* We insert above top, so we want this object below this */
1338 top = top->below; 1379 top = tmp->below;
1339 break; 1380 break;
1340 } 1381 }
1341 1382
1342 last = top; 1383 top = tmp;
1343 } 1384 }
1344
1345 /* Don't want top to be NULL, so set it to the last valid object */
1346 top = last;
1347 1385
1348 /* We let update_position deal with figuring out what the space 1386 /* We let update_position deal with figuring out what the space
1349 * looks like instead of lots of conditions here. 1387 * looks like instead of lots of conditions here.
1350 * makes things faster, and effectively the same result. 1388 * makes things faster, and effectively the same result.
1351 */ 1389 */
1358 */ 1396 */
1359 if (!(flag & INS_ON_TOP) 1397 if (!(flag & INS_ON_TOP)
1360 && ms.flags () & P_BLOCKSVIEW 1398 && ms.flags () & P_BLOCKSVIEW
1361 && (op->face && !faces [op->face].visibility)) 1399 && (op->face && !faces [op->face].visibility))
1362 { 1400 {
1401 object *last;
1402
1363 for (last = top; last != floor; last = last->below) 1403 for (last = top; last != floor; last = last->below)
1364 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1404 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1365 break; 1405 break;
1366 1406
1367 /* Check to see if we found the object that blocks view, 1407 /* Check to see if we found the object that blocks view,
1375 } /* If objects on this space */ 1415 } /* If objects on this space */
1376 1416
1377 if (flag & INS_ABOVE_FLOOR_ONLY) 1417 if (flag & INS_ABOVE_FLOOR_ONLY)
1378 top = floor; 1418 top = floor;
1379 1419
1380 /* Top is the object that our object (op) is going to get inserted above. 1420 // insert object above top, or bottom-most if top = 0
1381 */
1382
1383 /* First object on this space */
1384 if (!top) 1421 if (!top)
1385 { 1422 {
1423 op->below = 0;
1386 op->above = ms.bot; 1424 op->above = ms.bot;
1387
1388 if (op->above)
1389 op->above->below = op;
1390
1391 op->below = 0;
1392 ms.bot = op; 1425 ms.bot = op;
1426
1427 *(op->above ? &op->above->below : &ms.top) = op;
1393 } 1428 }
1394 else 1429 else
1395 { /* get inserted into the stack above top */ 1430 {
1396 op->above = top->above; 1431 op->above = top->above;
1397
1398 if (op->above)
1399 op->above->below = op; 1432 top->above = op;
1400 1433
1401 op->below = top; 1434 op->below = top;
1402 top->above = op; 1435 *(op->above ? &op->above->below : &ms.top) = op;
1403 } 1436 }
1404 1437 }
1405 if (!op->above)
1406 ms.top = op;
1407 } /* else not INS_BELOW_ORIGINATOR */
1408 1438
1409 if (op->type == PLAYER) 1439 if (op->type == PLAYER)
1410 { 1440 {
1411 op->contr->do_los = 1; 1441 op->contr->do_los = 1;
1412 ++op->map->players; 1442 ++op->map->players;
1414 } 1444 }
1415 1445
1416 op->map->dirty = true; 1446 op->map->dirty = true;
1417 1447
1418 if (object *pl = ms.player ()) 1448 if (object *pl = ms.player ())
1449 //TODO: the floorbox prev/next might need updating
1450 //esrv_send_item (pl, op);
1451 //TODO: update floorbox to preserve ordering
1452 if (pl->contr->ns)
1419 pl->contr->ns->floorbox_update (); 1453 pl->contr->ns->floorbox_update ();
1420 1454
1421 /* If this object glows, it may affect lighting conditions that are 1455 /* If this object glows, it may affect lighting conditions that are
1422 * visible to others on this map. But update_all_los is really 1456 * 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 1457 * 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 1458 * 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. 1500 * op is the object to insert it under: supplies x and the map.
1467 */ 1501 */
1468void 1502void
1469replace_insert_ob_in_map (const char *arch_string, object *op) 1503replace_insert_ob_in_map (const char *arch_string, object *op)
1470{ 1504{
1471 object *tmp, *tmp1;
1472
1473 /* first search for itself and remove any old instances */ 1505 /* first search for itself and remove any old instances */
1474 1506
1475 for (tmp = op->ms ().bot; tmp; tmp = tmp->above) 1507 for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1476 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */ 1508 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1477 tmp->destroy (); 1509 tmp->destroy (1);
1478 1510
1479 tmp1 = arch_to_object (archetype::find (arch_string)); 1511 object *tmp = arch_to_object (archetype::find (arch_string));
1480 1512
1481 tmp1->x = op->x; 1513 tmp->x = op->x;
1482 tmp1->y = op->y; 1514 tmp->y = op->y;
1515
1483 insert_ob_in_map (tmp1, op->map, op, 0); 1516 insert_ob_in_map (tmp, op->map, op, 0);
1484} 1517}
1485 1518
1486object * 1519object *
1487object::insert_at (object *where, object *originator, int flags) 1520object::insert_at (object *where, object *originator, int flags)
1488{ 1521{
1522 if (where->env)
1523 return where->env->insert (this);
1524 else
1489 return where->map->insert (this, where->x, where->y, originator, flags); 1525 return where->map->insert (this, where->x, where->y, originator, flags);
1490} 1526}
1491 1527
1492/* 1528/*
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 1529 * decrease(object, number) decreases a specified number from
1534 * the amount of an object. If the amount reaches 0, the object 1530 * the amount of an object. If the amount reaches 0, the object
1535 * is subsequently removed and freed. 1531 * is subsequently removed and freed.
1536 * 1532 *
1537 * Return value: 'op' if something is left, NULL if the amount reached 0 1533 * Return value: 'op' if something is left, NULL if the amount reached 0
1538 */ 1534 */
1535bool
1536object::decrease (sint32 nr)
1537{
1538 if (!nr)
1539 return true;
1540
1541 nr = min (nr, nrof);
1542
1543 nrof -= nr;
1544
1545 if (nrof)
1546 {
1547 adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1548
1549 if (object *pl = visible_to ())
1550 esrv_update_item (UPD_NROF, pl, this);
1551
1552 return true;
1553 }
1554 else
1555 {
1556 destroy (1);
1557 return false;
1558 }
1559}
1560
1561/*
1562 * split(ob,nr) splits up ob into two parts. The part which
1563 * is returned contains nr objects, and the remaining parts contains
1564 * the rest (or is removed and returned if that number is 0).
1565 * On failure, NULL is returned.
1566 */
1539object * 1567object *
1540decrease_ob_nr (object *op, uint32 i) 1568object::split (sint32 nr)
1541{ 1569{
1542 object *tmp; 1570 int have = number_of ();
1543 1571
1544 if (i == 0) /* objects with op->nrof require this check */ 1572 if (have < nr)
1545 return op; 1573 return 0;
1546 1574 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 { 1575 {
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 (); 1576 remove ();
1582 op->nrof = 0; 1577 return this;
1583 if (tmp)
1584 esrv_del_item (tmp->contr, op->count);
1585 }
1586 } 1578 }
1587 else 1579 else
1588 { 1580 {
1589 object *above = op->above; 1581 decrease (nr);
1590 1582
1591 if (i < op->nrof) 1583 object *op = deep_clone ();
1592 op->nrof -= i; 1584 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; 1585 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 } 1586 }
1634} 1587}
1635 1588
1636object * 1589object *
1637insert_ob_in_ob (object *op, object *where) 1590insert_ob_in_ob (object *op, object *where)
1662 * be != op, if items are merged. -Tero 1615 * be != op, if items are merged. -Tero
1663 */ 1616 */
1664object * 1617object *
1665object::insert (object *op) 1618object::insert (object *op)
1666{ 1619{
1667 if (!QUERY_FLAG (op, FLAG_REMOVED))
1668 op->remove ();
1669
1670 if (op->more) 1620 if (op->more)
1671 { 1621 {
1672 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1622 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1673 return op; 1623 return op;
1674 } 1624 }
1675 1625
1676 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1626 op->remove ();
1677 CLEAR_FLAG (op, FLAG_REMOVED); 1627
1628 op->flag [FLAG_OBJ_ORIGINAL] = 0;
1678 1629
1679 if (op->nrof) 1630 if (op->nrof)
1680 {
1681 for (object *tmp = inv; tmp; tmp = tmp->below) 1631 for (object *tmp = inv; tmp; tmp = tmp->below)
1682 if (object::can_merge (tmp, op)) 1632 if (object::can_merge (tmp, op))
1683 { 1633 {
1684 /* return the original object and remove inserted object 1634 /* return the original object and remove inserted object
1685 (client needs the original object) */ 1635 (client needs the original object) */
1686 tmp->nrof += op->nrof; 1636 tmp->nrof += op->nrof;
1687 /* Weight handling gets pretty funky. Since we are adding to 1637
1688 * tmp->nrof, we need to increase the weight. 1638 if (object *pl = tmp->visible_to ())
1689 */ 1639 esrv_update_item (UPD_NROF, pl, tmp);
1640
1690 add_weight (this, op->weight * op->nrof); 1641 adjust_weight (this, op->total_weight ());
1691 SET_FLAG (op, FLAG_REMOVED); 1642
1692 op->destroy (); /* free the inserted object */ 1643 op->destroy (1);
1693 op = tmp; 1644 op = tmp;
1694 op->remove (); /* and fix old object's links */ 1645 goto inserted;
1695 CLEAR_FLAG (op, FLAG_REMOVED);
1696 break;
1697 } 1646 }
1698 1647
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. 1648 op->owner = 0; // it's his/hers now. period.
1715 op->map = 0; 1649 op->map = 0;
1650 op->x = 0;
1651 op->y = 0;
1652
1653 op->above = 0;
1654 op->below = inv;
1716 op->env = this; 1655 op->env = this;
1717 op->above = 0;
1718 op->below = 0;
1719 op->x = op->y = 0;
1720 1656
1657 if (inv)
1658 inv->above = op;
1659
1660 inv = op;
1661
1662 op->flag [FLAG_REMOVED] = 0;
1663
1664 if (object *pl = op->visible_to ())
1665 esrv_send_item (pl, op);
1666
1667 adjust_weight (this, op->total_weight ());
1668
1669inserted:
1721 /* reset the light list and los of the players on the map */ 1670 /* reset the light list and los of the players on the map */
1722 if (op->glow_radius && map) 1671 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); 1672 update_all_los (map, x, y);
1729 }
1730 1673
1731 /* Client has no idea of ordering so lets not bother ordering it here. 1674 // if this is a player's inventory, update stats
1732 * It sure simplifies this function... 1675 if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1733 */ 1676 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 1677
1743 INVOKE_OBJECT (INSERT, this); 1678 INVOKE_OBJECT (INSERT, this);
1744 1679
1745 return op; 1680 return op;
1746} 1681}
1874 LOG (llevError, "Present_arch called outside map.\n"); 1809 LOG (llevError, "Present_arch called outside map.\n");
1875 return NULL; 1810 return NULL;
1876 } 1811 }
1877 1812
1878 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above) 1813 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1879 if (tmp->arch == at) 1814 if (tmp->arch->archname == at->archname)
1880 return tmp; 1815 return tmp;
1881 1816
1882 return NULL; 1817 return NULL;
1883} 1818}
1884 1819
1948 * The first matching object is returned, or NULL if none. 1883 * The first matching object is returned, or NULL if none.
1949 */ 1884 */
1950object * 1885object *
1951present_arch_in_ob (const archetype *at, const object *op) 1886present_arch_in_ob (const archetype *at, const object *op)
1952{ 1887{
1953 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1888 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1954 if (tmp->arch == at) 1889 if (tmp->arch->archname == at->archname)
1955 return tmp; 1890 return tmp;
1956 1891
1957 return NULL; 1892 return NULL;
1958} 1893}
1959 1894
2368 2303
2369/* 2304/*
2370 * create clone from object to another 2305 * create clone from object to another
2371 */ 2306 */
2372object * 2307object *
2373object_create_clone (object *asrc) 2308object::deep_clone ()
2374{ 2309{
2375 object *dst = 0, *tmp, *src, *prev, *item; 2310 assert (("deep_clone called on non-head object", is_head ()));
2376 2311
2377 if (!asrc) 2312 object *dst = clone ();
2378 return 0;
2379 2313
2380 src = asrc->head_ (); 2314 object *prev = dst;
2381
2382 prev = 0;
2383 for (object *part = src; part; part = part->more) 2315 for (object *part = this->more; part; part = part->more)
2384 { 2316 {
2385 tmp = part->clone (); 2317 object *tmp = part->clone ();
2386 tmp->x -= src->x;
2387 tmp->y -= src->y;
2388
2389 if (!part->head)
2390 {
2391 dst = tmp;
2392 tmp->head = 0;
2393 }
2394 else
2395 tmp->head = dst; 2318 tmp->head = dst;
2396
2397 tmp->more = 0;
2398
2399 if (prev)
2400 prev->more = tmp; 2319 prev->more = tmp;
2401
2402 prev = tmp; 2320 prev = tmp;
2403 } 2321 }
2404 2322
2405 for (item = src->inv; item; item = item->below) 2323 for (object *item = inv; item; item = item->below)
2406 insert_ob_in_ob (object_create_clone (item), dst); 2324 insert_ob_in_ob (item->deep_clone (), dst);
2407 2325
2408 return dst; 2326 return dst;
2409} 2327}
2410 2328
2411/* This returns the first object in who's inventory that 2329/* This returns the first object in who's inventory that
2420 return tmp; 2338 return tmp;
2421 2339
2422 return 0; 2340 return 0;
2423} 2341}
2424 2342
2425/* If ob has a field named key, return the link from the list, 2343const shstr &
2426 * otherwise return NULL. 2344object::kv_get (const shstr &key) const
2427 *
2428 * key must be a passed in shared string - otherwise, this won't
2429 * do the desired thing.
2430 */
2431key_value *
2432get_ob_key_link (const object *ob, const char *key)
2433{ 2345{
2434 for (key_value *link = ob->key_values; link; link = link->next) 2346 for (key_value *kv = key_values; kv; kv = kv->next)
2435 if (link->key == key) 2347 if (kv->key == key)
2436 return link;
2437
2438 return 0;
2439}
2440
2441/*
2442 * Returns the value of op has an extra_field for key, or NULL.
2443 *
2444 * The argument doesn't need to be a shared string.
2445 *
2446 * The returned string is shared.
2447 */
2448const char *
2449get_ob_key_value (const object *op, const char *const key)
2450{
2451 key_value *link;
2452 shstr_cmp canonical_key (key);
2453
2454 if (!canonical_key)
2455 {
2456 /* 1. There being a field named key on any object
2457 * implies there'd be a shared string to find.
2458 * 2. Since there isn't, no object has this field.
2459 * 3. Therefore, *this* object doesn't have this field.
2460 */
2461 return 0;
2462 }
2463
2464 /* This is copied from get_ob_key_link() above -
2465 * only 4 lines, and saves the function call overhead.
2466 */
2467 for (link = op->key_values; link; link = link->next)
2468 if (link->key == canonical_key)
2469 return link->value; 2348 return kv->value;
2470 2349
2471 return 0; 2350 return shstr_null;
2472} 2351}
2473 2352
2474/* 2353void
2475 * Updates the canonical_key in op to value. 2354object::kv_set (const shstr &key, const shstr &value)
2476 *
2477 * canonical_key is a shared string (value doesn't have to be).
2478 *
2479 * Unless add_key is TRUE, it won't add fields, only change the value of existing
2480 * keys.
2481 *
2482 * Returns TRUE on success.
2483 */
2484int
2485set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2486{ 2355{
2487 key_value *field = NULL, *last = NULL; 2356 for (key_value *kv = key_values; kv; kv = kv->next)
2488 2357 if (kv->key == key)
2489 for (field = op->key_values; field != NULL; field = field->next)
2490 {
2491 if (field->key != canonical_key)
2492 { 2358 {
2493 last = field; 2359 kv->value = value;
2494 continue; 2360 return;
2495 } 2361 }
2496 2362
2497 if (value) 2363 key_value *kv = new key_value;
2498 field->value = value; 2364
2499 else 2365 kv->next = key_values;
2366 kv->key = key;
2367 kv->value = value;
2368
2369 key_values = kv;
2370}
2371
2372void
2373object::kv_del (const shstr &key)
2374{
2375 for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
2376 if ((*kvp)->key == key)
2500 { 2377 {
2501 /* Basically, if the archetype has this key set, 2378 key_value *kv = *kvp;
2502 * we need to store the null value so when we save 2379 *kvp = (*kvp)->next;
2503 * it, we save the empty value so that when we load, 2380 delete kv;
2504 * we get this value back again. 2381 return;
2505 */
2506 if (get_ob_key_link (op->arch, canonical_key))
2507 field->value = 0;
2508 else
2509 {
2510 if (last)
2511 last->next = field->next;
2512 else
2513 op->key_values = field->next;
2514
2515 delete field;
2516 }
2517 } 2382 }
2518 return TRUE;
2519 }
2520 /* IF we get here, key doesn't exist */
2521
2522 /* No field, we'll have to add it. */
2523
2524 if (!add_key)
2525 return FALSE;
2526
2527 /* There isn't any good reason to store a null
2528 * value in the key/value list. If the archetype has
2529 * this key, then we should also have it, so shouldn't
2530 * be here. If user wants to store empty strings,
2531 * should pass in ""
2532 */
2533 if (value == NULL)
2534 return TRUE;
2535
2536 field = new key_value;
2537
2538 field->key = canonical_key;
2539 field->value = value;
2540 /* Usual prepend-addition. */
2541 field->next = op->key_values;
2542 op->key_values = field;
2543
2544 return TRUE;
2545}
2546
2547/*
2548 * Updates the key in op to value.
2549 *
2550 * If add_key is FALSE, this will only update existing keys,
2551 * and not add new ones.
2552 * In general, should be little reason FALSE is ever passed in for add_key
2553 *
2554 * Returns TRUE on success.
2555 */
2556int
2557set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2558{
2559 shstr key_ (key);
2560
2561 return set_ob_key_value_s (op, key_, value, add_key);
2562} 2383}
2563 2384
2564object::depth_iterator::depth_iterator (object *container) 2385object::depth_iterator::depth_iterator (object *container)
2565: iterator_base (container) 2386: iterator_base (container)
2566{ 2387{
2616{ 2437{
2617 char flagdesc[512]; 2438 char flagdesc[512];
2618 char info2[256 * 4]; 2439 char info2[256 * 4];
2619 char *p = info; 2440 char *p = info;
2620 2441
2621 p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}", 2442 p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2622 count, 2443 count,
2623 uuid.c_str (), 2444 uuid.c_str (),
2624 &name, 2445 &name,
2625 title ? "\",title:\"" : "", 2446 title ? ",title:\"" : "",
2626 title ? (const char *)title : "", 2447 title ? (const char *)title : "",
2448 title ? "\"" : "",
2627 flag_desc (flagdesc, 512), type); 2449 flag_desc (flagdesc, 512), type);
2628 2450
2629 if (!this->flag[FLAG_REMOVED] && env) 2451 if (!flag[FLAG_REMOVED] && env)
2630 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2452 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2631 2453
2632 if (map) 2454 if (map)
2633 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); 2455 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2634 2456
2664object::open_container (object *new_container) 2486object::open_container (object *new_container)
2665{ 2487{
2666 if (container == new_container) 2488 if (container == new_container)
2667 return; 2489 return;
2668 2490
2669 if (object *old_container = container) 2491 object *old_container = container;
2492
2493 if (old_container)
2670 { 2494 {
2671 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this))) 2495 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2672 return; 2496 return;
2673 2497
2674#if 0 2498#if 0
2676 if (object *closer = old_container->inv) 2500 if (object *closer = old_container->inv)
2677 if (closer->type == CLOSE_CON) 2501 if (closer->type == CLOSE_CON)
2678 closer->destroy (); 2502 closer->destroy ();
2679#endif 2503#endif
2680 2504
2505 // make sure the container is available
2506 esrv_send_item (this, old_container);
2507
2681 old_container->flag [FLAG_APPLIED] = 0; 2508 old_container->flag [FLAG_APPLIED] = false;
2682 container = 0; 2509 container = 0;
2683 2510
2511 // client needs item update to make it work, client bug requires this to be separate
2684 esrv_update_item (UPD_FLAGS, this, old_container); 2512 esrv_update_item (UPD_FLAGS, this, old_container);
2513
2685 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container)); 2514 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2686 play_sound (sound_find ("chest_close")); 2515 play_sound (sound_find ("chest_close"));
2687 } 2516 }
2688 2517
2689 if (new_container) 2518 if (new_container)
2702 } 2531 }
2703#endif 2532#endif
2704 2533
2705 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container)); 2534 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2706 2535
2536 // make sure the container is available, client bug requires this to be separate
2537 esrv_send_item (this, new_container);
2538
2707 new_container->flag [FLAG_APPLIED] = 1; 2539 new_container->flag [FLAG_APPLIED] = true;
2708 container = new_container; 2540 container = new_container;
2709 2541
2542 // client needs flag change
2710 esrv_update_item (UPD_FLAGS, this, new_container); 2543 esrv_update_item (UPD_FLAGS, this, new_container);
2711 esrv_send_inventory (this, new_container); 2544 esrv_send_inventory (this, new_container);
2712 play_sound (sound_find ("chest_open")); 2545 play_sound (sound_find ("chest_open"));
2713 } 2546 }
2547// else if (!old_container->env && contr && contr->ns)
2548// contr->ns->floorbox_reset ();
2714} 2549}
2715 2550
2716object * 2551object *
2717object::force_find (const shstr name) 2552object::force_find (const shstr name)
2718{ 2553{
2744 2579
2745 insert (force); 2580 insert (force);
2746} 2581}
2747 2582
2748void 2583void
2749object::play_sound (faceidx sound) const 2584object::play_sound (faceidx sound)
2750{ 2585{
2751 if (!sound) 2586 if (!sound)
2752 return; 2587 return;
2753 2588
2754 if (flag [FLAG_REMOVED]) 2589 if (flag [FLAG_REMOVED])

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