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Comparing deliantra/server/common/object.C (file contents):
Revision 1.30 by root, Mon Sep 11 20:28:37 2006 UTC vs.
Revision 1.198 by root, Mon Oct 22 02:52:48 2007 UTC

1
2/* 1/*
3 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
4 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 7 *
8 This program is free software; you can redistribute it and/or modify 8 * Crossfire TRT 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
10 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version. 11 * (at your option) any later version.
12 12 *
13 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details. 16 * GNU General Public License for more details.
17 17 *
18 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
21 21 * The authors can be reached via e-mail to <crossfire@schmorp.de>
22 The authors can be reached via e-mail at crossfire-devel@real-time.com
23*/ 22 */
24 23
25/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. 24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
26 sub/add_weight will transcend the environment updating the carrying 25 sub/add_weight will transcend the environment updating the carrying
27 variable. */ 26 variable. */
28#include <global.h> 27#include <global.h>
29#include <stdio.h> 28#include <stdio.h>
30#include <sys/types.h> 29#include <sys/types.h>
31#include <sys/uio.h> 30#include <sys/uio.h>
32#include <object.h> 31#include <object.h>
33#include <funcpoint.h> 32#include <funcpoint.h>
34#include <skills.h> 33#include <sproto.h>
35#include <loader.h> 34#include <loader.h>
36 35
36#include <bitset>
37
37int nrofallocobjects = 0; 38int nrofallocobjects = 0;
39static UUID uuid;
40const uint64 UUID_SKIP = 1<<19;
38 41
39object *objects; /* Pointer to the list of used objects */ 42objectvec objects;
40object *active_objects; /* List of active objects that need to be processed */ 43activevec actives;
41 44
42short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1, 45short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
43 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 46 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
44}; 47};
45short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, 48short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
… …
51int freedir[SIZEOFFREE] = { 54int freedir[SIZEOFFREE] = {
52 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8, 55 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
53 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8 56 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
54}; 57};
55 58
59static void
60write_uuid (void)
61{
62 char filename1[MAX_BUF], filename2[MAX_BUF];
63
64 sprintf (filename1, "%s/uuid", settings.localdir);
65 sprintf (filename2, "%s/uuid~", settings.localdir);
66
67 FILE *fp;
68
69 if (!(fp = fopen (filename2, "w")))
70 {
71 LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
72 return;
73 }
74
75 fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
76 fclose (fp);
77 rename (filename2, filename1);
78}
79
80static void
81read_uuid (void)
82{
83 char filename[MAX_BUF];
84
85 sprintf (filename, "%s/uuid", settings.localdir);
86
87 FILE *fp;
88
89 if (!(fp = fopen (filename, "r")))
90 {
91 if (errno == ENOENT)
92 {
93 LOG (llevInfo, "RESET uid to 1\n");
94 uuid.seq = 0;
95 write_uuid ();
96 return;
97 }
98
99 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
100 _exit (1);
101 }
102
103 int version;
104 unsigned long long uid;
105 if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)
106 {
107 LOG (llevError, "FATAL: error reading uid from %s!\n", filename);
108 _exit (1);
109 }
110
111 uuid.seq = uid;
112 write_uuid ();
113 LOG (llevDebug, "read UID: %" PRId64 "\n", uid);
114 fclose (fp);
115}
116
117UUID
118gen_uuid ()
119{
120 UUID uid;
121
122 uid.seq = ++uuid.seq;
123
124 if (!(uuid.seq & (UUID_SKIP - 1)))
125 write_uuid ();
126
127 return uid;
128}
129
130void
131init_uuid ()
132{
133 read_uuid ();
134}
135
56/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 136/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
57static int 137static int
58compare_ob_value_lists_one (const object *wants, const object *has) 138compare_ob_value_lists_one (const object *wants, const object *has)
59{ 139{
60 key_value *wants_field; 140 key_value *wants_field;
… …
63 * objects with lists are rare, and lists stay short. If not, use a 143 * objects with lists are rare, and lists stay short. If not, use a
64 * different structure or at least keep the lists sorted... 144 * different structure or at least keep the lists sorted...
65 */ 145 */
66 146
67 /* For each field in wants, */ 147 /* For each field in wants, */
68 for (wants_field = wants->key_values; wants_field != NULL; wants_field = wants_field->next) 148 for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)
69 { 149 {
70 key_value *has_field; 150 key_value *has_field;
71 151
72 /* Look for a field in has with the same key. */ 152 /* Look for a field in has with the same key. */
73 has_field = get_ob_key_link (has, wants_field->key); 153 has_field = get_ob_key_link (has, wants_field->key);
… …
107 * 187 *
108 * Note that this function appears a lot longer than the macro it 188 * Note that this function appears a lot longer than the macro it
109 * replaces - this is mostly for clarity - a decent compiler should hopefully 189 * replaces - this is mostly for clarity - a decent compiler should hopefully
110 * reduce this to the same efficiency. 190 * reduce this to the same efficiency.
111 * 191 *
112 * Check nrof variable *before* calling CAN_MERGE() 192 * Check nrof variable *before* calling can_merge()
113 * 193 *
114 * Improvements made with merge: Better checking on potion, and also 194 * Improvements made with merge: Better checking on potion, and also
115 * check weight 195 * check weight
116 */ 196 */
117
118bool object::can_merge (object *ob1, object *ob2) 197bool object::can_merge_slow (object *ob1, object *ob2)
119{ 198{
120 /* A couple quicksanity checks */ 199 /* A couple quicksanity checks */
121 if ((ob1 == ob2) || (ob1->type != ob2->type)) 200 if (ob1 == ob2
201 || ob1->type != ob2->type
202 || ob1->speed != ob2->speed
203 || ob1->value != ob2->value
204 || ob1->name != ob2->name)
122 return 0; 205 return 0;
123 206
124 if (ob1->speed != ob2->speed) 207 //TODO: this ain't working well, use nicer and correct overflow check
125 return 0;
126
127 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 208 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that
128 * value could not be stored in a sint32 (which unfortunately sometimes is 209 * value could not be stored in a sint32 (which unfortunately sometimes is
129 * used to store nrof). 210 * used to store nrof).
130 */ 211 */
131 if (ob1->nrof + ob2->nrof >= 1UL << 31) 212 if (ob1->nrof + ob2->nrof >= 1UL << 31)
… …
141 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 222 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
142 223
143 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 224 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
144 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 225 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
145 226
146 227 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
147 /* the 0x400000 on flags2 is FLAG_INV_LOCK. I don't think something 228 || ob1->arch != ob2->arch
148 * being locked in inventory should prevent merging.
149 * 0x4 in flags3 is CLIENT_SENT
150 */
151 if ((ob1->arch != ob2->arch) ||
152 (ob1->flags[0] != ob2->flags[0]) ||
153 (ob1->flags[1] != ob2->flags[1]) ||
154 ((ob1->flags[2] & ~0x400000) != (ob2->flags[2] & ~0x400000)) ||
155 ((ob1->flags[3] & ~0x4) != (ob2->flags[3] & ~0x4)) ||
156 (ob1->name != ob2->name) || 229 || ob1->name != ob2->name
157 (ob1->title != ob2->title) || 230 || ob1->title != ob2->title
158 (ob1->msg != ob2->msg) || 231 || ob1->msg != ob2->msg
159 (ob1->weight != ob2->weight) || 232 || ob1->weight != ob2->weight
160 (memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) != 0) || 233 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
161 (memcmp (&ob1->stats, &ob2->stats, sizeof (ob1->stats)) != 0) || 234 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
162 (ob1->attacktype != ob2->attacktype) || 235 || ob1->attacktype != ob2->attacktype
163 (ob1->magic != ob2->magic) || 236 || ob1->magic != ob2->magic
164 (ob1->slaying != ob2->slaying) || 237 || ob1->slaying != ob2->slaying
165 (ob1->skill != ob2->skill) || 238 || ob1->skill != ob2->skill
166 (ob1->value != ob2->value) || 239 || ob1->value != ob2->value
167 (ob1->animation_id != ob2->animation_id) || 240 || ob1->animation_id != ob2->animation_id
168 (ob1->client_type != ob2->client_type) || 241 || ob1->client_type != ob2->client_type
169 (ob1->materialname != ob2->materialname) || 242 || ob1->materialname != ob2->materialname
170 (ob1->lore != ob2->lore) || 243 || ob1->lore != ob2->lore
171 (ob1->subtype != ob2->subtype) || 244 || ob1->subtype != ob2->subtype
172 (ob1->move_type != ob2->move_type) || 245 || ob1->move_type != ob2->move_type
173 (ob1->move_block != ob2->move_block) || 246 || ob1->move_block != ob2->move_block
174 (ob1->move_allow != ob2->move_allow) || 247 || ob1->move_allow != ob2->move_allow
175 (ob1->move_on != ob2->move_on) || 248 || ob1->move_on != ob2->move_on
176 (ob1->move_off != ob2->move_off) || (ob1->move_slow != ob2->move_slow) || (ob1->move_slow_penalty != ob2->move_slow_penalty)) 249 || ob1->move_off != ob2->move_off
250 || ob1->move_slow != ob2->move_slow
251 || ob1->move_slow_penalty != ob2->move_slow_penalty)
177 return 0; 252 return 0;
178 253
179 /* This is really a spellbook check - really, we should 254 /* This is really a spellbook check - really, we should
180 * check all objects in the inventory. 255 * check all objects in the inventory.
181 */ 256 */
182 if (ob1->inv || ob2->inv) 257 if (ob1->inv || ob2->inv)
183 { 258 {
184 /* if one object has inventory but the other doesn't, not equiv */
185 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))
186 return 0;
187
188 /* Now check to see if the two inventory objects could merge */
189 if (!CAN_MERGE (ob1->inv, ob2->inv)) 259 if (!(ob1->inv && ob2->inv))
190 return 0; 260 return 0; /* inventories differ in length */
261
262 if (ob1->inv->below || ob2->inv->below)
263 return 0; /* more than one object in inv */
264
265 if (!object::can_merge (ob1->inv, ob2->inv))
266 return 0; /* inventory objexts differ */
191 267
192 /* inventory ok - still need to check rest of this object to see 268 /* inventory ok - still need to check rest of this object to see
193 * if it is valid. 269 * if it is valid.
194 */ 270 */
195 } 271 }
… …
203 279
204 /* Note sure why the following is the case - either the object has to 280 /* Note sure why the following is the case - either the object has to
205 * be animated or have a very low speed. Is this an attempted monster 281 * be animated or have a very low speed. Is this an attempted monster
206 * check? 282 * check?
207 */ 283 */
208 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED) 284 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())
209 return 0; 285 return 0;
210 286
211 switch (ob1->type) 287 switch (ob1->type)
212 { 288 {
213 case SCROLL: 289 case SCROLL:
… …
224 return 0; 300 return 0;
225 else if (!compare_ob_value_lists (ob1, ob2)) 301 else if (!compare_ob_value_lists (ob1, ob2))
226 return 0; 302 return 0;
227 } 303 }
228 304
229 //TODO: generate an event or call into perl for additional checks
230 if (ob1->self || ob2->self) 305 if (ob1->self || ob2->self)
231 { 306 {
232 ob1->optimise (); 307 ob1->optimise ();
233 ob2->optimise (); 308 ob2->optimise ();
234 309
235 if (ob1->self || ob2->self) 310 if (ob1->self || ob2->self)
311 {
312 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
313 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
314
315 if (k1 != k2)
236 return 0; 316 return 0;
317 else if (k1 == 0)
318 return 1;
319 else if (!cfperl_can_merge (ob1, ob2))
320 return 0;
321 }
237 } 322 }
238 323
239 /* Everything passes, must be OK. */ 324 /* Everything passes, must be OK. */
240 return 1; 325 return 1;
241} 326}
… …
249sum_weight (object *op) 334sum_weight (object *op)
250{ 335{
251 long sum; 336 long sum;
252 object *inv; 337 object *inv;
253 338
254 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below) 339 for (sum = 0, inv = op->inv; inv; inv = inv->below)
255 { 340 {
256 if (inv->inv) 341 if (inv->inv)
257 sum_weight (inv); 342 sum_weight (inv);
343
258 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 344 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
259 } 345 }
346
260 if (op->type == CONTAINER && op->stats.Str) 347 if (op->type == CONTAINER && op->stats.Str)
261 sum = (sum * (100 - op->stats.Str)) / 100; 348 sum = (sum * (100 - op->stats.Str)) / 100;
349
262 if (op->carrying != sum) 350 if (op->carrying != sum)
263 op->carrying = sum; 351 op->carrying = sum;
352
264 return sum; 353 return sum;
265} 354}
266 355
267/** 356/**
268 * Return the outermost environment object for a given object. 357 * Return the outermost environment object for a given object.
… …
275 op = op->env; 364 op = op->env;
276 return op; 365 return op;
277} 366}
278 367
279/* 368/*
280 * Eneq(@csd.uu.se): Since we can have items buried in a character we need
281 * a better check. We basically keeping traversing up until we can't
282 * or find a player.
283 */
284
285object *
286is_player_inv (object *op)
287{
288 for (; op != NULL && op->type != PLAYER; op = op->env)
289 if (op->env == op)
290 op->env = NULL;
291 return op;
292}
293
294/*
295 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump. 369 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
296 * Some error messages. 370 * Some error messages.
297 * The result of the dump is stored in the static global errmsg array. 371 * The result of the dump is stored in the static global errmsg array.
298 */ 372 */
299 373char *
300void
301dump_object2 (object *op)
302{
303 errmsg[0] = 0;
304 return;
305 //TODO//D#d#
306#if 0
307 char *cp;
308
309/* object *tmp;*/
310
311 if (op->arch != NULL)
312 {
313 strcat (errmsg, "arch ");
314 strcat (errmsg, op->arch->name ? op->arch->name : "(null)");
315 strcat (errmsg, "\n");
316 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
317 strcat (errmsg, cp);
318# if 0
319 /* Don't dump player diffs - they are too long, mostly meaningless, and
320 * will overflow the buffer.
321 * Changed so that we don't dump inventory either. This may
322 * also overflow the buffer.
323 */
324 if (op->type != PLAYER && (cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
325 strcat (errmsg, cp);
326 for (tmp = op->inv; tmp; tmp = tmp->below)
327 dump_object2 (tmp);
328# endif
329 strcat (errmsg, "end\n");
330 }
331 else
332 {
333 strcat (errmsg, "Object ");
334 if (op->name == NULL)
335 strcat (errmsg, "(null)");
336 else
337 strcat (errmsg, op->name);
338 strcat (errmsg, "\n");
339# if 0
340 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
341 strcat (errmsg, cp);
342 for (tmp = op->inv; tmp; tmp = tmp->below)
343 dump_object2 (tmp);
344# endif
345 strcat (errmsg, "end\n");
346 }
347#endif
348}
349
350/*
351 * Dumps an object. Returns output in the static global errmsg array.
352 */
353
354void
355dump_object (object *op) 374dump_object (object *op)
356{ 375{
357 if (op == NULL) 376 if (!op)
358 { 377 return strdup ("[NULLOBJ]");
359 strcpy (errmsg, "[NULL pointer]");
360 return;
361 }
362 errmsg[0] = '\0';
363 dump_object2 (op);
364}
365 378
366void 379 object_freezer freezer;
367dump_all_objects (void) 380 op->write (freezer);
368{ 381 return freezer.as_string ();
369 object *op;
370
371 for (op = objects; op != NULL; op = op->next)
372 {
373 dump_object (op);
374 fprintf (logfile, "Object %d\n:%s\n", op->count, errmsg);
375 }
376} 382}
377 383
378/* 384/*
379 * get_nearest_part(multi-object, object 2) returns the part of the 385 * get_nearest_part(multi-object, object 2) returns the part of the
380 * multi-object 1 which is closest to the second object. 386 * multi-object 1 which is closest to the second object.
381 * If it's not a multi-object, it is returned. 387 * If it's not a multi-object, it is returned.
382 */ 388 */
383
384object * 389object *
385get_nearest_part (object *op, const object *pl) 390get_nearest_part (object *op, const object *pl)
386{ 391{
387 object *tmp, *closest; 392 object *tmp, *closest;
388 int last_dist, i; 393 int last_dist, i;
… …
396} 401}
397 402
398/* 403/*
399 * Returns the object which has the count-variable equal to the argument. 404 * Returns the object which has the count-variable equal to the argument.
400 */ 405 */
401
402object * 406object *
403find_object (tag_t i) 407find_object (tag_t i)
404{ 408{
405 object *op; 409 for_all_objects (op)
406
407 for (op = objects; op != NULL; op = op->next)
408 if (op->count == i) 410 if (op->count == i)
409 break;
410 return op; 411 return op;
412
413 return 0;
411} 414}
412 415
413/* 416/*
414 * Returns the first object which has a name equal to the argument. 417 * Returns the first object which has a name equal to the argument.
415 * Used only by the patch command, but not all that useful. 418 * Used only by the patch command, but not all that useful.
416 * Enables features like "patch <name-of-other-player> food 999" 419 * Enables features like "patch <name-of-other-player> food 999"
417 */ 420 */
418
419object * 421object *
420find_object_name (const char *str) 422find_object_name (const char *str)
421{ 423{
422 const char *name = shstr::find (str); 424 shstr_cmp str_ (str);
423 object *op; 425 object *op;
424 426
425 for (op = objects; op != NULL; op = op->next) 427 for_all_objects (op)
426 if (&op->name == name) 428 if (op->name == str_)
427 break; 429 break;
428 430
429 return op; 431 return op;
430} 432}
431 433
… …
434{ 436{
435 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects); 437 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
436} 438}
437 439
438/* 440/*
439 * Returns the object which this object marks as being the owner.
440 * A id-scheme is used to avoid pointing to objects which have been
441 * freed and are now reused. If this is detected, the owner is
442 * set to NULL, and NULL is returned.
443 * Changed 2004-02-12 - if the player is setting at the play again
444 * prompt, he is removed, and we don't want to treat him as an owner of
445 * anything, so check removed flag. I don't expect that this should break
446 * anything - once an object is removed, it is basically dead anyways.
447 */
448object *
449object::get_owner ()
450{
451 if (!owner
452 || QUERY_FLAG (owner, FLAG_FREED)
453 || QUERY_FLAG (owner, FLAG_REMOVED))
454 owner = 0;
455
456 return owner;
457}
458
459/*
460 * Sets the owner and sets the skill and exp pointers to owner's current 441 * Sets the owner and sets the skill and exp pointers to owner's current
461 * skill and experience objects. 442 * skill and experience objects.
443 * ACTUALLY NO! investigate! TODO
462 */ 444 */
463void 445void
464object::set_owner (object *owner) 446object::set_owner (object *owner)
465{ 447{
448 // allow objects which own objects
466 if (!owner) 449 if (owner)
467 return;
468
469 /* next line added to allow objects which own objects */
470 /* Add a check for ownercounts in here, as I got into an endless loop
471 * with the fireball owning a poison cloud which then owned the
472 * fireball. I believe that was caused by one of the objects getting
473 * freed and then another object replacing it. Since the ownercounts
474 * didn't match, this check is valid and I believe that cause is valid.
475 */
476 while (owner->owner) 450 while (owner->owner)
477 owner = owner->owner; 451 owner = owner->owner;
452
453 if (flag [FLAG_FREED])
454 {
455 LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
456 return;
457 }
478 458
479 this->owner = owner; 459 this->owner = owner;
460}
461
462int
463object::slottype () const
464{
465 if (type == SKILL)
466 {
467 if (IS_COMBAT_SKILL (subtype)) return slot_combat;
468 if (IS_RANGED_SKILL (subtype)) return slot_ranged;
469 }
470 else
471 {
472 if (slot [body_combat].info) return slot_combat;
473 if (slot [body_range ].info) return slot_ranged;
474 }
475
476 return slot_none;
477}
478
479bool
480object::change_weapon (object *ob)
481{
482 if (current_weapon == ob)
483 return true;
484
485 if (chosen_skill)
486 chosen_skill->flag [FLAG_APPLIED] = false;
487
488 current_weapon = ob;
489 chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
490
491 if (chosen_skill)
492 chosen_skill->flag [FLAG_APPLIED] = true;
493
494 update_stats ();
495
496 if (ob)
497 {
498 // now check wether any body locations became invalid, in which case
499 // we cannot apply the weapon at the moment.
500 for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
501 if (slot[i].used < 0)
502 {
503 current_weapon = chosen_skill = 0;
504 update_stats ();
505
506 new_draw_info_format (NDI_UNIQUE, 0, this,
507 "You try to balance all your items at once, "
508 "but the %s is just too much for your body. "
509 "[You need to unapply some items first.]", &ob->name);
510 return false;
511 }
512
513 //new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
514 }
515 else
516 ;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
517
518 if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
519 {
520 LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
521 &name, ob->debug_desc ());
522 return false;
523 }
524
525 return true;
480} 526}
481 527
482/* Zero the key_values on op, decrementing the shared-string 528/* Zero the key_values on op, decrementing the shared-string
483 * refcounts and freeing the links. 529 * refcounts and freeing the links.
484 */ 530 */
485static void 531static void
486free_key_values (object *op) 532free_key_values (object *op)
487{ 533{
488 for (key_value *i = op->key_values; i != 0;) 534 for (key_value *i = op->key_values; i; )
489 { 535 {
490 key_value *next = i->next; 536 key_value *next = i->next;
491 delete i; 537 delete i;
492 538
493 i = next; 539 i = next;
494 } 540 }
495 541
496 op->key_values = 0; 542 op->key_values = 0;
497} 543}
498 544
499void object::clear () 545object &
546object::operator =(const object &src)
500{ 547{
501 attachable_base::clear (); 548 bool is_freed = flag [FLAG_FREED];
549 bool is_removed = flag [FLAG_REMOVED];
502 550
503 free_key_values (this); 551 *(object_copy *)this = src;
504 552
505 owner = 0; 553 flag [FLAG_FREED] = is_freed;
506 name = 0; 554 flag [FLAG_REMOVED] = is_removed;
507 name_pl = 0;
508 title = 0;
509 race = 0;
510 slaying = 0;
511 skill = 0;
512 msg = 0;
513 lore = 0;
514 custom_name = 0;
515 materialname = 0;
516 contr = 0;
517 below = 0;
518 above = 0;
519 inv = 0;
520 container = 0;
521 env = 0;
522 more = 0;
523 head = 0;
524 map = 0;
525 active_next = 0;
526 active_prev = 0;
527
528 memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
529
530 SET_FLAG (this, FLAG_REMOVED);
531
532 /* What is not cleared is next, prev, and count */
533
534 expmul = 1.0;
535 face = blank_face;
536 attacked_by_count = -1;
537
538 if (settings.casting_time)
539 casting_time = -1;
540}
541
542void object::clone (object *destination)
543{
544 *(object_copy *)destination = *this;
545 *(object_pod *)destination = *this;
546
547 if (self || cb)
548 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));
549}
550
551/*
552 * copy object first frees everything allocated by the second object,
553 * and then copies the contends of the first object into the second
554 * object, allocating what needs to be allocated. Basically, any
555 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
556 * if the first object is freed, the pointers in the new object
557 * will point at garbage.
558 */
559void
560copy_object (object *op2, object *op)
561{
562 bool is_freed = QUERY_FLAG (op, FLAG_FREED);
563 bool is_removed = QUERY_FLAG (op, FLAG_REMOVED);
564
565 op2->clone (op);
566
567 if (is_freed)
568 SET_FLAG (op, FLAG_FREED);
569 if (is_removed)
570 SET_FLAG (op, FLAG_REMOVED);
571
572 if (op2->speed < 0)
573 op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0;
574 555
575 /* Copy over key_values, if any. */ 556 /* Copy over key_values, if any. */
576 if (op2->key_values) 557 if (src.key_values)
577 { 558 {
578 key_value *tail = 0; 559 key_value *tail = 0;
579 key_value *i;
580
581 op->key_values = 0; 560 key_values = 0;
582 561
583 for (i = op2->key_values; i; i = i->next) 562 for (key_value *i = src.key_values; i; i = i->next)
584 { 563 {
585 key_value *new_link = new key_value; 564 key_value *new_link = new key_value;
586 565
587 new_link->next = 0; 566 new_link->next = 0;
588 new_link->key = i->key; 567 new_link->key = i->key;
589 new_link->value = i->value; 568 new_link->value = i->value;
590 569
591 /* Try and be clever here, too. */ 570 /* Try and be clever here, too. */
592 if (!op->key_values) 571 if (!key_values)
593 { 572 {
594 op->key_values = new_link; 573 key_values = new_link;
595 tail = new_link; 574 tail = new_link;
596 } 575 }
597 else 576 else
598 { 577 {
599 tail->next = new_link; 578 tail->next = new_link;
600 tail = new_link; 579 tail = new_link;
601 } 580 }
602 } 581 }
603 } 582 }
583}
604 584
605 update_ob_speed (op); 585/*
586 * copy_to first frees everything allocated by the dst object,
587 * and then copies the contents of itself into the second
588 * object, allocating what needs to be allocated. Basically, any
589 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
590 * if the first object is freed, the pointers in the new object
591 * will point at garbage.
592 */
593void
594object::copy_to (object *dst)
595{
596 *dst = *this;
597
598 if (speed < 0)
599 dst->speed_left -= rndm ();
600
601 dst->set_speed (dst->speed);
602}
603
604void
605object::instantiate ()
606{
607 if (!uuid.seq) // HACK
608 uuid = gen_uuid ();
609
610 speed_left = -0.1f;
611 /* copy the body_info to the body_used - this is only really
612 * need for monsters, but doesn't hurt to do it for everything.
613 * by doing so, when a monster is created, it has good starting
614 * values for the body_used info, so when items are created
615 * for it, they can be properly equipped.
616 */
617 for (int i = NUM_BODY_LOCATIONS; i--; )
618 slot[i].used = slot[i].info;
619
620 attachable::instantiate ();
621}
622
623object *
624object::clone ()
625{
626 object *neu = create ();
627 copy_to (neu);
628 return neu;
606} 629}
607 630
608/* 631/*
609 * If an object with the IS_TURNABLE() flag needs to be turned due 632 * If an object with the IS_TURNABLE() flag needs to be turned due
610 * to the closest player being on the other side, this function can 633 * to the closest player being on the other side, this function can
611 * be called to update the face variable, _and_ how it looks on the map. 634 * be called to update the face variable, _and_ how it looks on the map.
612 */ 635 */
613
614void 636void
615update_turn_face (object *op) 637update_turn_face (object *op)
616{ 638{
617 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || op->arch == NULL) 639 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)
618 return; 640 return;
641
619 SET_ANIMATION (op, op->direction); 642 SET_ANIMATION (op, op->direction);
620 update_object (op, UP_OBJ_FACE); 643 update_object (op, UP_OBJ_FACE);
621} 644}
622 645
623/* 646/*
624 * Updates the speed of an object. If the speed changes from 0 to another 647 * Updates the speed of an object. If the speed changes from 0 to another
625 * value, or vice versa, then add/remove the object from the active list. 648 * value, or vice versa, then add/remove the object from the active list.
626 * This function needs to be called whenever the speed of an object changes. 649 * This function needs to be called whenever the speed of an object changes.
627 */ 650 */
628
629void 651void
630update_ob_speed (object *op) 652object::set_speed (float speed)
631{ 653{
632 extern int arch_init; 654 if (flag [FLAG_FREED] && speed)
633
634 /* No reason putting the archetypes objects on the speed list,
635 * since they never really need to be updated.
636 */
637
638 if (QUERY_FLAG (op, FLAG_FREED) && op->speed)
639 { 655 {
640 LOG (llevError, "Object %s is freed but has speed.\n", &op->name); 656 LOG (llevError, "Object %s is freed but has speed.\n", &name);
641#ifdef MANY_CORES
642 abort ();
643#else
644 op->speed = 0; 657 speed = 0;
645#endif
646 }
647 if (arch_init)
648 { 658 }
649 return;
650 }
651 if (FABS (op->speed) > MIN_ACTIVE_SPEED)
652 {
653 /* If already on active list, don't do anything */
654 if (op->active_next || op->active_prev || op == active_objects)
655 return;
656 659
657 /* process_events() expects us to insert the object at the beginning 660 this->speed = speed;
658 * of the list. */ 661
659 op->active_next = active_objects; 662 if (has_active_speed ())
660 if (op->active_next != NULL) 663 activate ();
661 op->active_next->active_prev = op;
662 active_objects = op;
663 }
664 else 664 else
665 { 665 deactivate ();
666 /* If not on the active list, nothing needs to be done */
667 if (!op->active_next && !op->active_prev && op != active_objects)
668 return;
669
670 if (op->active_prev == NULL)
671 {
672 active_objects = op->active_next;
673 if (op->active_next != NULL)
674 op->active_next->active_prev = NULL;
675 }
676 else
677 {
678 op->active_prev->active_next = op->active_next;
679 if (op->active_next)
680 op->active_next->active_prev = op->active_prev;
681 }
682 op->active_next = NULL;
683 op->active_prev = NULL;
684 }
685} 666}
686 667
687/* This function removes object 'op' from the list of active
688 * objects.
689 * This should only be used for style maps or other such
690 * reference maps where you don't want an object that isn't
691 * in play chewing up cpu time getting processed.
692 * The reverse of this is to call update_ob_speed, which
693 * will do the right thing based on the speed of the object.
694 */
695void
696remove_from_active_list (object *op)
697{
698 /* If not on the active list, nothing needs to be done */
699 if (!op->active_next && !op->active_prev && op != active_objects)
700 return;
701
702 if (op->active_prev == NULL)
703 {
704 active_objects = op->active_next;
705 if (op->active_next != NULL)
706 op->active_next->active_prev = NULL;
707 }
708 else
709 {
710 op->active_prev->active_next = op->active_next;
711 if (op->active_next)
712 op->active_next->active_prev = op->active_prev;
713 }
714 op->active_next = NULL;
715 op->active_prev = NULL;
716}
717
718/* 668/*
719 * update_object() updates the array which represents the map. 669 * update_object() updates the the map.
720 * It takes into account invisible objects (and represent squares covered 670 * It takes into account invisible objects (and represent squares covered
721 * by invisible objects by whatever is below them (unless it's another 671 * by invisible objects by whatever is below them (unless it's another
722 * invisible object, etc...) 672 * invisible object, etc...)
723 * If the object being updated is beneath a player, the look-window 673 * If the object being updated is beneath a player, the look-window
724 * of that player is updated (this might be a suboptimal way of 674 * of that player is updated (this might be a suboptimal way of
725 * updating that window, though, since update_object() is called _often_) 675 * updating that window, though, since update_object() is called _often_)
726 * 676 *
727 * action is a hint of what the caller believes need to be done. 677 * action is a hint of what the caller believes need to be done.
728 * For example, if the only thing that has changed is the face (due to
729 * an animation), we don't need to call update_position until that actually
730 * comes into view of a player. OTOH, many other things, like addition/removal
731 * of walls or living creatures may need us to update the flags now.
732 * current action are: 678 * current action are:
733 * UP_OBJ_INSERT: op was inserted 679 * UP_OBJ_INSERT: op was inserted
734 * UP_OBJ_REMOVE: op was removed 680 * UP_OBJ_REMOVE: op was removed
735 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update 681 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update
736 * as that is easier than trying to look at what may have changed. 682 * as that is easier than trying to look at what may have changed.
737 * UP_OBJ_FACE: only the objects face has changed. 683 * UP_OBJ_FACE: only the objects face has changed.
738 */ 684 */
739
740void 685void
741update_object (object *op, int action) 686update_object (object *op, int action)
742{ 687{
743 int update_now = 0, flags;
744 MoveType move_on, move_off, move_block, move_slow;
745
746 if (op == NULL) 688 if (op == NULL)
747 { 689 {
748 /* this should never happen */ 690 /* this should never happen */
749 LOG (llevDebug, "update_object() called for NULL object.\n"); 691 LOG (llevDebug, "update_object() called for NULL object.\n");
750 return; 692 return;
751 } 693 }
752 694
753 if (op->env != NULL) 695 if (op->env)
754 { 696 {
755 /* Animation is currently handled by client, so nothing 697 /* Animation is currently handled by client, so nothing
756 * to do in this case. 698 * to do in this case.
757 */ 699 */
758 return; 700 return;
… …
763 */ 705 */
764 if (!op->map || op->map->in_memory == MAP_SAVING) 706 if (!op->map || op->map->in_memory == MAP_SAVING)
765 return; 707 return;
766 708
767 /* make sure the object is within map boundaries */ 709 /* make sure the object is within map boundaries */
768 if (op->x < 0 || op->x >= MAP_WIDTH (op->map) || op->y < 0 || op->y >= MAP_HEIGHT (op->map)) 710 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
769 { 711 {
770 LOG (llevError, "update_object() called for object out of map!\n"); 712 LOG (llevError, "update_object() called for object out of map!\n");
771#ifdef MANY_CORES 713#ifdef MANY_CORES
772 abort (); 714 abort ();
773#endif 715#endif
774 return; 716 return;
775 } 717 }
776 718
777 flags = GET_MAP_FLAGS (op->map, op->x, op->y); 719 mapspace &m = op->ms ();
778 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NEED_UPDATE);
779 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
780 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
781 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
782 move_off = GET_MAP_MOVE_OFF (op->map, op->x, op->y);
783 720
721 if (!(m.flags_ & P_UPTODATE))
722 /* nop */;
784 if (action == UP_OBJ_INSERT) 723 else if (action == UP_OBJ_INSERT)
785 { 724 {
725 // this is likely overkill, TODO: revisit (schmorp)
786 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(flags & P_BLOCKSVIEW)) 726 if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
787 update_now = 1;
788
789 if (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(flags & P_NO_MAGIC)) 727 || (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
790 update_now = 1; 728 || (op->type == PLAYER && !(m.flags_ & P_PLAYER))
791 729 || (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
730 || (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
792 if (QUERY_FLAG (op, FLAG_DAMNED) && !(flags & P_NO_CLERIC)) 731 || (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
793 update_now = 1;
794
795 if (QUERY_FLAG (op, FLAG_ALIVE) && !(flags & P_IS_ALIVE))
796 update_now = 1;
797
798 if (op->type == SAFE_GROUND && !(flags & P_SAFE))
799 update_now = 1;
800
801 if ((move_on | op->move_on) != move_on) 732 || (m.move_on | op->move_on ) != m.move_on
802 update_now = 1;
803
804 if ((move_off | op->move_off) != move_off) 733 || (m.move_off | op->move_off ) != m.move_off
805 update_now = 1; 734 || (m.move_slow | op->move_slow) != m.move_slow
806
807 /* This isn't perfect, but I don't expect a lot of objects to 735 /* This isn't perfect, but I don't expect a lot of objects to
808 * to have move_allow right now. 736 * to have move_allow right now.
809 */ 737 */
810 if (((move_block | op->move_block) & ~op->move_allow) != move_block) 738 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
811 update_now = 1; 739 || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
812 740 m.flags_ = 0;
813 if ((move_slow | op->move_slow) != move_slow)
814 update_now = 1;
815 } 741 }
816 /* if the object is being removed, we can't make intelligent 742 /* if the object is being removed, we can't make intelligent
817 * decisions, because remove_ob can't really pass the object 743 * decisions, because remove_ob can't really pass the object
818 * that is being removed. 744 * that is being removed.
819 */ 745 */
820 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 746 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
821 update_now = 1; 747 m.flags_ = 0;
822 else if (action == UP_OBJ_FACE) 748 else if (action == UP_OBJ_FACE)
823 /* Nothing to do for that case */ ; 749 /* Nothing to do for that case */ ;
824 else 750 else
825 LOG (llevError, "update_object called with invalid action: %d\n", action); 751 LOG (llevError, "update_object called with invalid action: %d\n", action);
826 752
827 if (update_now)
828 {
829 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);
830 update_position (op->map, op->x, op->y);
831 }
832
833 if (op->more != NULL) 753 if (op->more)
834 update_object (op->more, action); 754 update_object (op->more, action);
835}
836
837static unordered_vector<object *> mortals;
838static std::vector<object *> freed;
839
840void object::free_mortals ()
841{
842 for (unordered_vector<object *>::iterator i = mortals.begin (); i != mortals.end ();)
843 if ((*i)->refcnt)
844 ++i; // further delay freeing
845 else
846 {
847 freed.push_back (*i);//D
848 //delete *i;
849 mortals.erase (i);
850 }
851
852 if (mortals.size())//D
853 LOG (llevDebug, "%d objects in mortal queue\n", mortals.size());//D
854} 755}
855 756
856object::object () 757object::object ()
857{ 758{
858 SET_FLAG (this, FLAG_REMOVED); 759 SET_FLAG (this, FLAG_REMOVED);
859 760
860 expmul = 1.0; 761 expmul = 1.0;
861 face = blank_face; 762 face = blank_face;
862 attacked_by_count = -1;
863} 763}
864 764
865object::~object () 765object::~object ()
866{ 766{
767 unlink ();
768
867 free_key_values (this); 769 free_key_values (this);
868} 770}
869 771
772static int object_count;
773
870void object::link () 774void object::link ()
871{ 775{
776 assert (!index);//D
777 uuid = gen_uuid ();
872 count = ++ob_count; 778 count = ++object_count;
873 779
874 prev = 0; 780 refcnt_inc ();
875 next = objects; 781 objects.insert (this);
876
877 if (objects)
878 objects->prev = this;
879
880 objects = this;
881} 782}
882 783
883void object::unlink () 784void object::unlink ()
884{ 785{
885 count = 0;
886
887 /* Remove this object from the list of used objects */
888 if (prev)
889 {
890 prev->next = next;
891 prev = 0;
892 }
893
894 if (next) 786 if (!index)
895 { 787 return;
896 next->prev = prev; 788
897 next = 0; 789 objects.erase (this);
790 refcnt_dec ();
791}
792
793void
794object::activate ()
795{
796 /* If already on active list, don't do anything */
797 if (active)
798 return;
799
800 if (has_active_speed ())
801 actives.insert (this);
802}
803
804void
805object::activate_recursive ()
806{
807 activate ();
808
809 for (object *op = inv; op; op = op->below)
810 op->activate_recursive ();
811}
812
813/* This function removes object 'op' from the list of active
814 * objects.
815 * This should only be used for style maps or other such
816 * reference maps where you don't want an object that isn't
817 * in play chewing up cpu time getting processed.
818 * The reverse of this is to call update_ob_speed, which
819 * will do the right thing based on the speed of the object.
820 */
821void
822object::deactivate ()
823{
824 /* If not on the active list, nothing needs to be done */
825 if (!active)
826 return;
827
828 actives.erase (this);
829}
830
831void
832object::deactivate_recursive ()
833{
834 for (object *op = inv; op; op = op->below)
835 op->deactivate_recursive ();
836
837 deactivate ();
838}
839
840void
841object::set_flag_inv (int flag, int value)
842{
843 for (object *op = inv; op; op = op->below)
898 } 844 {
845 op->flag [flag] = value;
846 op->set_flag_inv (flag, value);
847 }
848}
899 849
900 if (this == objects) 850/*
901 objects = next; 851 * Remove and free all objects in the inventory of the given object.
852 * object.c ?
853 */
854void
855object::destroy_inv (bool drop_to_ground)
856{
857 // need to check first, because the checks below might segfault
858 // as we might be on an invalid mapspace and crossfire code
859 // is too buggy to ensure that the inventory is empty.
860 // corollary: if you create arrows etc. with stuff in tis inventory,
861 // cf will crash below with off-map x and y
862 if (!inv)
863 return;
864
865 /* Only if the space blocks everything do we not process -
866 * if some form of movement is allowed, let objects
867 * drop on that space.
868 */
869 if (!drop_to_ground
870 || !map
871 || map->in_memory != MAP_IN_MEMORY
872 || map->nodrop
873 || ms ().move_block == MOVE_ALL)
874 {
875 while (inv)
876 {
877 inv->destroy_inv (drop_to_ground);
878 inv->destroy ();
879 }
880 }
881 else
882 { /* Put objects in inventory onto this space */
883 while (inv)
884 {
885 object *op = inv;
886
887 if (op->flag [FLAG_STARTEQUIP]
888 || op->flag [FLAG_NO_DROP]
889 || op->type == RUNE
890 || op->type == TRAP
891 || op->flag [FLAG_IS_A_TEMPLATE]
892 || op->flag [FLAG_DESTROY_ON_DEATH])
893 op->destroy ();
894 else
895 map->insert (op, x, y);
896 }
897 }
902} 898}
903 899
904object *object::create () 900object *object::create ()
905{ 901{
906 object *
907 op;
908
909 if (freed.empty ())
910 op = new object; 902 object *op = new object;
911 else
912 {
913 // highly annoying, but the only way to get it stable right now
914 op = freed.back ();
915 freed.pop_back ();
916 op->~object ();
917 new ((void *) op) object;
918 }
919
920 op->link (); 903 op->link ();
921 return op; 904 return op;
922} 905}
923 906
924/* 907void
925 * free_object() frees everything allocated by an object, removes 908object::do_destroy ()
926 * it from the list of used objects, and puts it on the list of
927 * free objects. The IS_FREED() flag is set in the object.
928 * The object must have been removed by remove_ob() first for
929 * this function to succeed.
930 *
931 * If free_inventory is set, free inventory as well. Else drop items in
932 * inventory to the ground.
933 */
934void object::free (bool free_inventory)
935{ 909{
936 if (QUERY_FLAG (this, FLAG_FREED)) 910 attachable::do_destroy ();
911
912 if (flag [FLAG_IS_LINKED])
913 remove_button_link (this);
914
915 if (flag [FLAG_FRIENDLY])
916 remove_friendly_object (this);
917
918 if (!flag [FLAG_REMOVED])
919 remove ();
920
921 destroy_inv (true);
922
923 deactivate ();
924 unlink ();
925
926 flag [FLAG_FREED] = 1;
927
928 // hack to ensure that freed objects still have a valid map
929 {
930 static maptile *freed_map; // freed objects are moved here to avoid crashes
931
932 if (!freed_map)
933 {
934 freed_map = new maptile;
935
936 freed_map->path = "<freed objects map>";
937 freed_map->name = "/internal/freed_objects_map";
938 freed_map->width = 3;
939 freed_map->height = 3;
940
941 freed_map->alloc ();
942 freed_map->in_memory = MAP_IN_MEMORY;
943 }
944
945 map = freed_map;
946 x = 1;
947 y = 1;
948 }
949
950 if (more)
951 {
952 more->destroy ();
953 more = 0;
954 }
955
956 head = 0;
957
958 // clear those pointers that likely might cause circular references
959 owner = 0;
960 enemy = 0;
961 attacked_by = 0;
962 current_weapon = 0;
963}
964
965void
966object::destroy (bool destroy_inventory)
967{
968 if (destroyed ())
937 return; 969 return;
938 970
939 if (!QUERY_FLAG (this, FLAG_REMOVED)) 971 if (destroy_inventory)
940 remove_ob (this); 972 destroy_inv (false);
941 973
942 if (QUERY_FLAG (this, FLAG_FRIENDLY)) 974 if (is_head ())
943 remove_friendly_object (this); 975 if (sound_destroy)
976 play_sound (sound_destroy);
977 else if (flag [FLAG_MONSTER])
978 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
944 979
945 SET_FLAG (this, FLAG_FREED); 980 attachable::destroy ();
946
947 if (more)
948 {
949 more->free (free_inventory);
950 more = 0;
951 }
952
953 if (inv)
954 {
955 /* Only if the space blocks everything do we not process -
956 * if some form of movement is allowed, let objects
957 * drop on that space.
958 */
959 if (free_inventory || !map || map->in_memory != MAP_IN_MEMORY || (GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL))
960 {
961 object *op = inv;
962
963 while (op)
964 {
965 object *tmp = op->below;
966 op->free (free_inventory);
967 op = tmp;
968 }
969 }
970 else
971 { /* Put objects in inventory onto this space */
972 object *op = inv;
973
974 while (op)
975 {
976 object *tmp = op->below;
977
978 remove_ob (op);
979
980 if (QUERY_FLAG (op, FLAG_STARTEQUIP)
981 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
982 free_object (op);
983 else
984 {
985 op->x = x;
986 op->y = y;
987 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
988 }
989
990 op = tmp;
991 }
992 }
993 }
994
995 owner = 0;
996
997 /* Remove object from the active list */
998 speed = 0;
999 update_ob_speed (this);
1000
1001 unlink ();
1002
1003 mortals.push_back (this);
1004} 981}
1005 982
1006/* 983/*
1007 * sub_weight() recursively (outwards) subtracts a number from the 984 * sub_weight() recursively (outwards) subtracts a number from the
1008 * weight of an object (and what is carried by it's environment(s)). 985 * weight of an object (and what is carried by it's environment(s)).
1009 */ 986 */
1010
1011void 987void
1012sub_weight (object *op, signed long weight) 988sub_weight (object *op, signed long weight)
1013{ 989{
1014 while (op != NULL) 990 while (op != NULL)
1015 { 991 {
1016 if (op->type == CONTAINER) 992 if (op->type == CONTAINER)
1017 {
1018 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 993 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1019 } 994
1020 op->carrying -= weight; 995 op->carrying -= weight;
1021 op = op->env; 996 op = op->env;
1022 } 997 }
1023} 998}
1024 999
1025/* remove_ob(op): 1000/* op->remove ():
1026 * This function removes the object op from the linked list of objects 1001 * This function removes the object op from the linked list of objects
1027 * which it is currently tied to. When this function is done, the 1002 * which it is currently tied to. When this function is done, the
1028 * object will have no environment. If the object previously had an 1003 * object will have no environment. If the object previously had an
1029 * environment, the x and y coordinates will be updated to 1004 * environment, the x and y coordinates will be updated to
1030 * the previous environment. 1005 * the previous environment.
1031 * Beware: This function is called from the editor as well!
1032 */ 1006 */
1033
1034void 1007void
1035remove_ob (object *op) 1008object::do_remove ()
1036{ 1009{
1010 object *tmp, *last = 0;
1037 object * 1011 object *otmp;
1038 tmp, *
1039 last = NULL;
1040 object *
1041 otmp;
1042 1012
1043 tag_t
1044 tag;
1045 int
1046 check_walk_off;
1047 mapstruct *
1048 m;
1049
1050 sint16
1051 x,
1052 y;
1053
1054 if (QUERY_FLAG (op, FLAG_REMOVED)) 1013 if (QUERY_FLAG (this, FLAG_REMOVED))
1055 return; 1014 return;
1056 1015
1057 SET_FLAG (op, FLAG_REMOVED); 1016 SET_FLAG (this, FLAG_REMOVED);
1017 INVOKE_OBJECT (REMOVE, this);
1058 1018
1059 if (op->more != NULL) 1019 if (more)
1060 remove_ob (op->more); 1020 more->remove ();
1061 1021
1062 /* 1022 /*
1063 * In this case, the object to be removed is in someones 1023 * In this case, the object to be removed is in someones
1064 * inventory. 1024 * inventory.
1065 */ 1025 */
1066 if (op->env != NULL) 1026 if (env)
1067 { 1027 {
1068 if (op->nrof) 1028 if (nrof)
1069 sub_weight (op->env, op->weight * op->nrof); 1029 sub_weight (env, weight * nrof);
1070 else 1030 else
1071 sub_weight (op->env, op->weight + op->carrying); 1031 sub_weight (env, weight + carrying);
1072 1032
1073 /* NO_FIX_PLAYER is set when a great many changes are being 1033 /* NO_FIX_PLAYER is set when a great many changes are being
1074 * made to players inventory. If set, avoiding the call 1034 * made to players inventory. If set, avoiding the call
1075 * to save cpu time. 1035 * to save cpu time.
1076 */ 1036 */
1077 if ((otmp = is_player_inv (op->env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1037 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1078 fix_player (otmp); 1038 otmp->update_stats ();
1079 1039
1080 if (op->above != NULL) 1040 if (above)
1081 op->above->below = op->below; 1041 above->below = below;
1082 else 1042 else
1083 op->env->inv = op->below; 1043 env->inv = below;
1084 1044
1085 if (op->below != NULL) 1045 if (below)
1086 op->below->above = op->above; 1046 below->above = above;
1087 1047
1088 /* we set up values so that it could be inserted into 1048 /* we set up values so that it could be inserted into
1089 * the map, but we don't actually do that - it is up 1049 * the map, but we don't actually do that - it is up
1090 * to the caller to decide what we want to do. 1050 * to the caller to decide what we want to do.
1091 */ 1051 */
1092 op->x = op->env->x, op->y = op->env->y; 1052 x = env->x, y = env->y;
1093 op->map = op->env->map; 1053 map = env->map;
1094 op->above = NULL, op->below = NULL; 1054 above = 0, below = 0;
1095 op->env = NULL; 1055 env = 0;
1096 } 1056 }
1097 else if (op->map) 1057 else if (map)
1098 { 1058 {
1099 x = op->x; 1059 if (type == PLAYER)
1100 y = op->y;
1101 m = get_map_from_coord (op->map, &x, &y);
1102
1103 if (!m)
1104 {
1105 LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n",
1106 op->map->path, op->x, op->y);
1107 /* in old days, we used to set x and y to 0 and continue.
1108 * it seems if we get into this case, something is probablye
1109 * screwed up and should be fixed.
1110 */
1111 abort ();
1112 } 1060 {
1061 // leaving a spot always closes any open container on the ground
1062 if (container && !container->env)
1063 // this causes spurious floorbox updates, but it ensures
1064 // that the CLOSE event is being sent.
1065 close_container ();
1113 1066
1114 if (op->map != m) 1067 --map->players;
1115 LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n", 1068 map->touch ();
1116 op->map->path, m->path, op->x, op->y, x, y);
1117
1118 /* Re did the following section of code - it looks like it had
1119 * lots of logic for things we no longer care about
1120 */ 1069 }
1070
1071 map->dirty = true;
1072 mapspace &ms = this->ms ();
1121 1073
1122 /* link the object above us */ 1074 /* link the object above us */
1123 if (op->above) 1075 if (above)
1124 op->above->below = op->below; 1076 above->below = below;
1125 else 1077 else
1126 SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */ 1078 ms.top = below; /* we were top, set new top */
1127 1079
1128 /* Relink the object below us, if there is one */ 1080 /* Relink the object below us, if there is one */
1129 if (op->below) 1081 if (below)
1130 op->below->above = op->above; 1082 below->above = above;
1131 else 1083 else
1132 { 1084 {
1133 /* Nothing below, which means we need to relink map object for this space 1085 /* Nothing below, which means we need to relink map object for this space
1134 * use translated coordinates in case some oddness with map tiling is 1086 * use translated coordinates in case some oddness with map tiling is
1135 * evident 1087 * evident
1136 */ 1088 */
1137 if (GET_MAP_OB (m, x, y) != op) 1089 if (GET_MAP_OB (map, x, y) != this)
1138 {
1139 dump_object (op);
1140 LOG (llevError,
1141 "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", errmsg); 1090 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 ());
1142 dump_object (GET_MAP_OB (m, x, y)); 1091
1143 LOG (llevError, "%s\n", errmsg); 1092 ms.bot = above; /* goes on above it. */
1144 } 1093 }
1145 1094
1146 SET_MAP_OB (m, x, y, op->above); /* goes on above it. */
1147 }
1148
1149 op->above = 0; 1095 above = 0;
1150 op->below = 0; 1096 below = 0;
1151 1097
1152 if (op->map->in_memory == MAP_SAVING) 1098 if (map->in_memory == MAP_SAVING)
1153 return; 1099 return;
1154 1100
1155 tag = op->count; 1101 int check_walk_off = !flag [FLAG_NO_APPLY];
1156 check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);
1157 1102
1158 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1103 if (object *pl = ms.player ())
1104 {
1105 if (pl->container == this)
1106 /* If a container that the player is currently using somehow gets
1107 * removed (most likely destroyed), update the player view
1108 * appropriately.
1109 */
1110 pl->close_container ();
1111
1112 pl->contr->ns->floorbox_update ();
1113 }
1114
1115 for (tmp = ms.bot; tmp; tmp = tmp->above)
1159 { 1116 {
1160 /* No point updating the players look faces if he is the object 1117 /* No point updating the players look faces if he is the object
1161 * being removed. 1118 * being removed.
1162 */ 1119 */
1163 1120
1164 if (tmp->type == PLAYER && tmp != op) 1121 /* See if object moving off should effect something */
1122 if (check_walk_off
1123 && ((move_type & tmp->move_off)
1124 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1165 { 1125 {
1166 /* If a container that the player is currently using somehow gets 1126 move_apply (tmp, this, 0);
1167 * removed (most likely destroyed), update the player view
1168 * appropriately.
1169 */
1170 if (tmp->container == op)
1171 {
1172 CLEAR_FLAG (op, FLAG_APPLIED);
1173 tmp->container = NULL;
1174 }
1175 1127
1176 tmp->contr->socket.update_look = 1; 1128 if (destroyed ())
1129 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1177 } 1130 }
1178 1131
1179 /* See if player moving off should effect something */
1180 if (check_walk_off && ((op->move_type & tmp->move_off) && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1181 {
1182 move_apply (tmp, op, NULL);
1183
1184 if (was_destroyed (op, tag))
1185 {
1186 LOG (llevError, "BUG: remove_ob(): name %s, archname %s destroyed " "leaving object\n", &tmp->name, &tmp->arch->name);
1187 }
1188 }
1189
1190 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1191
1192 if (tmp->above == tmp)
1193 tmp->above = NULL;
1194
1195 last = tmp; 1132 last = tmp;
1196 } 1133 }
1197 1134
1198 /* last == NULL of there are no objects on this space */ 1135 /* last == NULL if there are no objects on this space */
1136 //TODO: this makes little sense, why only update the topmost object?
1199 if (last == NULL) 1137 if (!last)
1200 { 1138 map->at (x, y).flags_ = 0;
1201 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1202 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1203 * those out anyways, and if there are any flags set right now, they won't
1204 * be correct anyways.
1205 */
1206 SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE);
1207 update_position (op->map, op->x, op->y);
1208 }
1209 else 1139 else
1210 update_object (last, UP_OBJ_REMOVE); 1140 update_object (last, UP_OBJ_REMOVE);
1211 1141
1212 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0)) 1142 if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1213 update_all_los (op->map, op->x, op->y); 1143 update_all_los (map, x, y);
1214 } 1144 }
1215} 1145}
1216 1146
1217/* 1147/*
1218 * merge_ob(op,top): 1148 * merge_ob(op,top):
… …
1220 * This function goes through all objects below and including top, and 1150 * This function goes through all objects below and including top, and
1221 * merges op to the first matching object. 1151 * merges op to the first matching object.
1222 * If top is NULL, it is calculated. 1152 * If top is NULL, it is calculated.
1223 * Returns pointer to object if it succeded in the merge, otherwise NULL 1153 * Returns pointer to object if it succeded in the merge, otherwise NULL
1224 */ 1154 */
1225
1226object * 1155object *
1227merge_ob (object *op, object *top) 1156merge_ob (object *op, object *top)
1228{ 1157{
1229 if (!op->nrof) 1158 if (!op->nrof)
1230 return 0; 1159 return 0;
1231 1160
1232 if (top == NULL) 1161 if (!top)
1233 for (top = op; top != NULL && top->above != NULL; top = top->above); 1162 for (top = op; top && top->above; top = top->above)
1163 ;
1234 1164
1235 for (; top != NULL; top = top->below) 1165 for (; top; top = top->below)
1236 { 1166 {
1237 if (top == op) 1167 if (top == op)
1238 continue; 1168 continue;
1239 if (CAN_MERGE (op, top)) 1169
1170 if (object::can_merge (op, top))
1240 { 1171 {
1241 top->nrof += op->nrof; 1172 top->nrof += op->nrof;
1242 1173
1243/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1174/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/
1244 op->weight = 0; /* Don't want any adjustements now */ 1175 op->weight = 0; /* Don't want any adjustements now */
1245 remove_ob (op); 1176 op->destroy ();
1246 free_object (op);
1247 return top; 1177 return top;
1248 } 1178 }
1249 } 1179 }
1250 1180
1251 return NULL; 1181 return 0;
1252} 1182}
1253 1183
1184void
1185object::expand_tail ()
1186{
1187 if (more)
1188 return;
1189
1190 object *prev = this;
1191
1192 for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1193 {
1194 object *op = arch_to_object (at);
1195
1196 op->name = name;
1197 op->name_pl = name_pl;
1198 op->title = title;
1199
1200 op->head = this;
1201 prev->more = op;
1202
1203 prev = op;
1204 }
1205}
1206
1254/* 1207/*
1255 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1208 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1256 * job preparing multi-part monsters 1209 * job preparing multi-part monsters.
1257 */ 1210 */
1258object * 1211object *
1259insert_ob_in_map_at (object *op, mapstruct *m, object *originator, int flag, int x, int y) 1212insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1260{ 1213{
1261 object *tmp;
1262
1263 if (op->head)
1264 op = op->head;
1265
1266 for (tmp = op; tmp; tmp = tmp->more) 1214 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1267 { 1215 {
1268 tmp->x = x + tmp->arch->clone.x; 1216 tmp->x = x + tmp->arch->x;
1269 tmp->y = y + tmp->arch->clone.y; 1217 tmp->y = y + tmp->arch->y;
1270 } 1218 }
1271 1219
1272 return insert_ob_in_map (op, m, originator, flag); 1220 return insert_ob_in_map (op, m, originator, flag);
1273} 1221}
1274 1222
… …
1290 * Return value: 1238 * Return value:
1291 * new object if 'op' was merged with other object 1239 * new object if 'op' was merged with other object
1292 * NULL if 'op' was destroyed 1240 * NULL if 'op' was destroyed
1293 * just 'op' otherwise 1241 * just 'op' otherwise
1294 */ 1242 */
1295
1296object * 1243object *
1297insert_ob_in_map (object *op, mapstruct *m, object *originator, int flag) 1244insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1298{ 1245{
1246 assert (!op->flag [FLAG_FREED]);
1247
1299 object *tmp, *top, *floor = NULL; 1248 object *top, *floor = NULL;
1300 sint16 x, y;
1301 1249
1302 if (QUERY_FLAG (op, FLAG_FREED)) 1250 op->remove ();
1303 {
1304 LOG (llevError, "Trying to insert freed object!\n");
1305 return NULL;
1306 }
1307
1308 if (m == NULL)
1309 {
1310 dump_object (op);
1311 LOG (llevError, "Trying to insert in null-map!\n%s\n", errmsg);
1312 return op;
1313 }
1314
1315 if (out_of_map (m, op->x, op->y))
1316 {
1317 dump_object (op);
1318 LOG (llevError, "Trying to insert object outside the map.\n%s\n", errmsg);
1319#ifdef MANY_CORES
1320 /* Better to catch this here, as otherwise the next use of this object
1321 * is likely to cause a crash. Better to find out where it is getting
1322 * improperly inserted.
1323 */
1324 abort ();
1325#endif
1326 return op;
1327 }
1328
1329 if (!QUERY_FLAG (op, FLAG_REMOVED))
1330 {
1331 dump_object (op);
1332 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", errmsg);
1333 return op;
1334 }
1335
1336 if (op->more != NULL)
1337 {
1338 /* The part may be on a different map. */
1339
1340 object *more = op->more;
1341
1342 /* We really need the caller to normalize coordinates - if
1343 * we set the map, that doesn't work if the location is within
1344 * a map and this is straddling an edge. So only if coordinate
1345 * is clear wrong do we normalize it.
1346 */
1347 if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1348 more->map = get_map_from_coord (m, &more->x, &more->y);
1349 else if (!more->map)
1350 {
1351 /* For backwards compatibility - when not dealing with tiled maps,
1352 * more->map should always point to the parent.
1353 */
1354 more->map = m;
1355 }
1356
1357 if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1358 {
1359 if (!op->head)
1360 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1361
1362 return NULL;
1363 }
1364 }
1365
1366 CLEAR_FLAG (op, FLAG_REMOVED);
1367 1251
1368 /* Ideally, the caller figures this out. However, it complicates a lot 1252 /* Ideally, the caller figures this out. However, it complicates a lot
1369 * of areas of callers (eg, anything that uses find_free_spot would now 1253 * of areas of callers (eg, anything that uses find_free_spot would now
1370 * need extra work 1254 * need extra work
1371 */ 1255 */
1372 op->map = get_map_from_coord (m, &op->x, &op->y); 1256 if (!xy_normalise (m, op->x, op->y))
1373 x = op->x; 1257 {
1374 y = op->y; 1258 op->destroy ();
1259 return 0;
1260 }
1261
1262 if (object *more = op->more)
1263 if (!insert_ob_in_map (more, m, originator, flag))
1264 return 0;
1265
1266 CLEAR_FLAG (op, FLAG_REMOVED);
1267
1268 op->map = m;
1269 mapspace &ms = op->ms ();
1375 1270
1376 /* this has to be done after we translate the coordinates. 1271 /* this has to be done after we translate the coordinates.
1377 */ 1272 */
1378 if (op->nrof && !(flag & INS_NO_MERGE)) 1273 if (op->nrof && !(flag & INS_NO_MERGE))
1379 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above) 1274 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1380 if (CAN_MERGE (op, tmp)) 1275 if (object::can_merge (op, tmp))
1381 { 1276 {
1382 op->nrof += tmp->nrof; 1277 op->nrof += tmp->nrof;
1383 remove_ob (tmp); 1278 tmp->destroy ();
1384 free_object (tmp);
1385 } 1279 }
1386 1280
1387 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1281 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1388 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1282 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1389 1283
… …
1402 op->below = originator->below; 1296 op->below = originator->below;
1403 1297
1404 if (op->below) 1298 if (op->below)
1405 op->below->above = op; 1299 op->below->above = op;
1406 else 1300 else
1407 SET_MAP_OB (op->map, op->x, op->y, op); 1301 ms.bot = op;
1408 1302
1409 /* since *below* originator, no need to update top */ 1303 /* since *below* originator, no need to update top */
1410 originator->below = op; 1304 originator->below = op;
1411 } 1305 }
1412 else 1306 else
1413 { 1307 {
1308 top = ms.bot;
1309
1414 /* If there are other objects, then */ 1310 /* If there are other objects, then */
1415 if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL)) 1311 if (top)
1416 { 1312 {
1417 object *last = NULL; 1313 object *last = 0;
1418 1314
1419 /* 1315 /*
1420 * If there are multiple objects on this space, we do some trickier handling. 1316 * If there are multiple objects on this space, we do some trickier handling.
1421 * We've already dealt with merging if appropriate. 1317 * We've already dealt with merging if appropriate.
1422 * Generally, we want to put the new object on top. But if 1318 * Generally, we want to put the new object on top. But if
… …
1426 * once we get to them. This reduces the need to traverse over all of 1322 * once we get to them. This reduces the need to traverse over all of
1427 * them when adding another one - this saves quite a bit of cpu time 1323 * them when adding another one - this saves quite a bit of cpu time
1428 * when lots of spells are cast in one area. Currently, it is presumed 1324 * when lots of spells are cast in one area. Currently, it is presumed
1429 * that flying non pickable objects are spell objects. 1325 * that flying non pickable objects are spell objects.
1430 */ 1326 */
1431 1327 for (top = ms.bot; top; top = top->above)
1432 while (top != NULL)
1433 { 1328 {
1434 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1329 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1435 floor = top; 1330 floor = top;
1436 1331
1437 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1332 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
… …
1440 top = top->below; 1335 top = top->below;
1441 break; 1336 break;
1442 } 1337 }
1443 1338
1444 last = top; 1339 last = top;
1445 top = top->above;
1446 } 1340 }
1447 1341
1448 /* Don't want top to be NULL, so set it to the last valid object */ 1342 /* Don't want top to be NULL, so set it to the last valid object */
1449 top = last; 1343 top = last;
1450 1344
… …
1452 * looks like instead of lots of conditions here. 1346 * looks like instead of lots of conditions here.
1453 * makes things faster, and effectively the same result. 1347 * makes things faster, and effectively the same result.
1454 */ 1348 */
1455 1349
1456 /* Have object 'fall below' other objects that block view. 1350 /* Have object 'fall below' other objects that block view.
1457 * Unless those objects are exits, type 66 1351 * Unless those objects are exits.
1458 * If INS_ON_TOP is used, don't do this processing 1352 * If INS_ON_TOP is used, don't do this processing
1459 * Need to find the object that in fact blocks view, otherwise 1353 * Need to find the object that in fact blocks view, otherwise
1460 * stacking is a bit odd. 1354 * stacking is a bit odd.
1461 */ 1355 */
1462 if (!(flag & INS_ON_TOP) && 1356 if (!(flag & INS_ON_TOP)
1463 (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_BLOCKSVIEW) && (op->face && !op->face->visibility)) 1357 && ms.flags () & P_BLOCKSVIEW
1358 && (op->face && !faces [op->face].visibility))
1464 { 1359 {
1465 for (last = top; last != floor; last = last->below) 1360 for (last = top; last != floor; last = last->below)
1466 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1361 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1467 break; 1362 break;
1363
1468 /* Check to see if we found the object that blocks view, 1364 /* Check to see if we found the object that blocks view,
1469 * and make sure we have a below pointer for it so that 1365 * and make sure we have a below pointer for it so that
1470 * we can get inserted below this one, which requires we 1366 * we can get inserted below this one, which requires we
1471 * set top to the object below us. 1367 * set top to the object below us.
1472 */ 1368 */
1473 if (last && last->below && last != floor) 1369 if (last && last->below && last != floor)
1474 top = last->below; 1370 top = last->below;
1475 } 1371 }
1476 } /* If objects on this space */ 1372 } /* If objects on this space */
1477 1373
1478 if (flag & INS_MAP_LOAD)
1479 top = GET_MAP_TOP (op->map, op->x, op->y);
1480
1481 if (flag & INS_ABOVE_FLOOR_ONLY) 1374 if (flag & INS_ABOVE_FLOOR_ONLY)
1482 top = floor; 1375 top = floor;
1483 1376
1484 /* Top is the object that our object (op) is going to get inserted above. 1377 /* Top is the object that our object (op) is going to get inserted above.
1485 */ 1378 */
1486 1379
1487 /* First object on this space */ 1380 /* First object on this space */
1488 if (!top) 1381 if (!top)
1489 { 1382 {
1490 op->above = GET_MAP_OB (op->map, op->x, op->y); 1383 op->above = ms.bot;
1491 1384
1492 if (op->above) 1385 if (op->above)
1493 op->above->below = op; 1386 op->above->below = op;
1494 1387
1495 op->below = NULL; 1388 op->below = 0;
1496 SET_MAP_OB (op->map, op->x, op->y, op); 1389 ms.bot = op;
1497 } 1390 }
1498 else 1391 else
1499 { /* get inserted into the stack above top */ 1392 { /* get inserted into the stack above top */
1500 op->above = top->above; 1393 op->above = top->above;
1501 1394
… …
1504 1397
1505 op->below = top; 1398 op->below = top;
1506 top->above = op; 1399 top->above = op;
1507 } 1400 }
1508 1401
1509 if (op->above == NULL) 1402 if (!op->above)
1510 SET_MAP_TOP (op->map, op->x, op->y, op); 1403 ms.top = op;
1511 } /* else not INS_BELOW_ORIGINATOR */ 1404 } /* else not INS_BELOW_ORIGINATOR */
1512 1405
1513 if (op->type == PLAYER) 1406 if (op->type == PLAYER)
1407 {
1514 op->contr->do_los = 1; 1408 op->contr->do_los = 1;
1409 ++op->map->players;
1410 op->map->touch ();
1411 }
1515 1412
1516 /* If we have a floor, we know the player, if any, will be above 1413 op->map->dirty = true;
1517 * it, so save a few ticks and start from there. 1414
1518 */ 1415 if (object *pl = ms.player ())
1519 if (!(flag & INS_MAP_LOAD)) 1416 pl->contr->ns->floorbox_update ();
1520 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1521 if (tmp->type == PLAYER)
1522 tmp->contr->socket.update_look = 1;
1523 1417
1524 /* If this object glows, it may affect lighting conditions that are 1418 /* If this object glows, it may affect lighting conditions that are
1525 * visible to others on this map. But update_all_los is really 1419 * visible to others on this map. But update_all_los is really
1526 * an inefficient way to do this, as it means los for all players 1420 * an inefficient way to do this, as it means los for all players
1527 * on the map will get recalculated. The players could very well 1421 * on the map will get recalculated. The players could very well
1528 * be far away from this change and not affected in any way - 1422 * be far away from this change and not affected in any way -
1529 * this should get redone to only look for players within range, 1423 * this should get redone to only look for players within range,
1530 * or just updating the P_NEED_UPDATE for spaces within this area 1424 * or just updating the P_UPTODATE for spaces within this area
1531 * of effect may be sufficient. 1425 * of effect may be sufficient.
1532 */ 1426 */
1533 if (MAP_DARKNESS (op->map) && (op->glow_radius != 0)) 1427 if (op->map->darkness && (op->glow_radius != 0))
1534 update_all_los (op->map, op->x, op->y); 1428 update_all_los (op->map, op->x, op->y);
1535 1429
1536 /* updates flags (blocked, alive, no magic, etc) for this map space */ 1430 /* updates flags (blocked, alive, no magic, etc) for this map space */
1537 update_object (op, UP_OBJ_INSERT); 1431 update_object (op, UP_OBJ_INSERT);
1538 1432
1433 INVOKE_OBJECT (INSERT, op);
1434
1539 /* Don't know if moving this to the end will break anything. However, 1435 /* Don't know if moving this to the end will break anything. However,
1540 * we want to have update_look set above before calling this. 1436 * we want to have floorbox_update called before calling this.
1541 * 1437 *
1542 * check_move_on() must be after this because code called from 1438 * check_move_on() must be after this because code called from
1543 * check_move_on() depends on correct map flags (so functions like 1439 * check_move_on() depends on correct map flags (so functions like
1544 * blocked() and wall() work properly), and these flags are updated by 1440 * blocked() and wall() work properly), and these flags are updated by
1545 * update_object(). 1441 * update_object().
1546 */ 1442 */
1547 1443
1548 /* if this is not the head or flag has been passed, don't check walk on status */ 1444 /* if this is not the head or flag has been passed, don't check walk on status */
1549 if (!(flag & INS_NO_WALK_ON) && !op->head) 1445 if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1550 { 1446 {
1551 if (check_move_on (op, originator)) 1447 if (check_move_on (op, originator))
1552 return NULL; 1448 return 0;
1553 1449
1554 /* If we are a multi part object, lets work our way through the check 1450 /* If we are a multi part object, lets work our way through the check
1555 * walk on's. 1451 * walk on's.
1556 */ 1452 */
1557 for (tmp = op->more; tmp != NULL; tmp = tmp->more) 1453 for (object *tmp = op->more; tmp; tmp = tmp->more)
1558 if (check_move_on (tmp, originator)) 1454 if (check_move_on (tmp, originator))
1559 return NULL; 1455 return 0;
1560 } 1456 }
1561 1457
1562 return op; 1458 return op;
1563} 1459}
1564 1460
1565/* this function inserts an object in the map, but if it 1461/* this function inserts an object in the map, but if it
1566 * finds an object of its own type, it'll remove that one first. 1462 * finds an object of its own type, it'll remove that one first.
1567 * op is the object to insert it under: supplies x and the map. 1463 * op is the object to insert it under: supplies x and the map.
1568 */ 1464 */
1569void 1465void
1570replace_insert_ob_in_map (const char *arch_string, object *op) 1466replace_insert_ob_in_map (const char *arch_string, object *op)
1571{ 1467{
1572 object * 1468 object *tmp, *tmp1;
1573 tmp;
1574 object *
1575 tmp1;
1576 1469
1577 /* first search for itself and remove any old instances */ 1470 /* first search for itself and remove any old instances */
1578 1471
1579 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1472 for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1580 {
1581 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1473 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1582 { 1474 tmp->destroy ();
1583 remove_ob (tmp);
1584 free_object (tmp);
1585 }
1586 }
1587 1475
1588 tmp1 = arch_to_object (find_archetype (arch_string)); 1476 tmp1 = arch_to_object (archetype::find (arch_string));
1589 1477
1590 tmp1->x = op->x; 1478 tmp1->x = op->x;
1591 tmp1->y = op->y; 1479 tmp1->y = op->y;
1592 insert_ob_in_map (tmp1, op->map, op, 0); 1480 insert_ob_in_map (tmp1, op->map, op, 0);
1481}
1482
1483object *
1484object::insert_at (object *where, object *originator, int flags)
1485{
1486 return where->map->insert (this, where->x, where->y, originator, flags);
1593} 1487}
1594 1488
1595/* 1489/*
1596 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1490 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1597 * is returned contains nr objects, and the remaining parts contains 1491 * is returned contains nr objects, and the remaining parts contains
1598 * the rest (or is removed and freed if that number is 0). 1492 * the rest (or is removed and freed if that number is 0).
1599 * On failure, NULL is returned, and the reason put into the 1493 * On failure, NULL is returned, and the reason put into the
1600 * global static errmsg array. 1494 * global static errmsg array.
1601 */ 1495 */
1602
1603object * 1496object *
1604get_split_ob (object *orig_ob, uint32 nr) 1497get_split_ob (object *orig_ob, uint32 nr)
1605{ 1498{
1606 object * 1499 object *newob;
1607 newob;
1608 int
1609 is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0); 1500 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1610 1501
1611 if (orig_ob->nrof < nr) 1502 if (orig_ob->nrof < nr)
1612 { 1503 {
1613 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name); 1504 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1614 return NULL; 1505 return NULL;
1615 } 1506 }
1616 1507
1617 newob = object_create_clone (orig_ob); 1508 newob = object_create_clone (orig_ob);
1618 1509
1619 if ((orig_ob->nrof -= nr) < 1) 1510 if ((orig_ob->nrof -= nr) < 1)
1620 { 1511 orig_ob->destroy (1);
1621 if (!is_removed)
1622 remove_ob (orig_ob);
1623 free_object2 (orig_ob, 1);
1624 }
1625 else if (!is_removed) 1512 else if (!is_removed)
1626 { 1513 {
1627 if (orig_ob->env != NULL) 1514 if (orig_ob->env != NULL)
1628 sub_weight (orig_ob->env, orig_ob->weight * nr); 1515 sub_weight (orig_ob->env, orig_ob->weight * nr);
1629 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY) 1516 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
… …
1644 * the amount of an object. If the amount reaches 0, the object 1531 * the amount of an object. If the amount reaches 0, the object
1645 * is subsequently removed and freed. 1532 * is subsequently removed and freed.
1646 * 1533 *
1647 * Return value: 'op' if something is left, NULL if the amount reached 0 1534 * Return value: 'op' if something is left, NULL if the amount reached 0
1648 */ 1535 */
1649
1650object * 1536object *
1651decrease_ob_nr (object *op, uint32 i) 1537decrease_ob_nr (object *op, uint32 i)
1652{ 1538{
1653 object *tmp; 1539 object *tmp;
1654 player *pl;
1655 1540
1656 if (i == 0) /* objects with op->nrof require this check */ 1541 if (i == 0) /* objects with op->nrof require this check */
1657 return op; 1542 return op;
1658 1543
1659 if (i > op->nrof) 1544 if (i > op->nrof)
1660 i = op->nrof; 1545 i = op->nrof;
1661 1546
1662 if (QUERY_FLAG (op, FLAG_REMOVED)) 1547 if (QUERY_FLAG (op, FLAG_REMOVED))
1663 op->nrof -= i; 1548 op->nrof -= i;
1664 else if (op->env != NULL) 1549 else if (op->env)
1665 { 1550 {
1666 /* is this object in the players inventory, or sub container 1551 /* is this object in the players inventory, or sub container
1667 * therein? 1552 * therein?
1668 */ 1553 */
1669 tmp = is_player_inv (op->env); 1554 tmp = op->in_player ();
1670 /* nope. Is this a container the player has opened? 1555 /* nope. Is this a container the player has opened?
1671 * If so, set tmp to that player. 1556 * If so, set tmp to that player.
1672 * IMO, searching through all the players will mostly 1557 * IMO, searching through all the players will mostly
1673 * likely be quicker than following op->env to the map, 1558 * likely be quicker than following op->env to the map,
1674 * and then searching the map for a player. 1559 * and then searching the map for a player.
1675 */ 1560 */
1676 if (!tmp) 1561 if (!tmp)
1677 { 1562 for_all_players (pl)
1678 for (pl = first_player; pl; pl = pl->next)
1679 if (pl->ob->container == op->env) 1563 if (pl->ob->container == op->env)
1564 {
1565 tmp = pl->ob;
1680 break; 1566 break;
1681 if (pl)
1682 tmp = pl->ob;
1683 else
1684 tmp = NULL;
1685 } 1567 }
1686 1568
1687 if (i < op->nrof) 1569 if (i < op->nrof)
1688 { 1570 {
1689 sub_weight (op->env, op->weight * i); 1571 sub_weight (op->env, op->weight * i);
1690 op->nrof -= i; 1572 op->nrof -= i;
1691 if (tmp) 1573 if (tmp)
1692 {
1693 esrv_send_item (tmp, op); 1574 esrv_send_item (tmp, op);
1694 }
1695 } 1575 }
1696 else 1576 else
1697 { 1577 {
1698 remove_ob (op); 1578 op->remove ();
1699 op->nrof = 0; 1579 op->nrof = 0;
1700 if (tmp) 1580 if (tmp)
1701 {
1702 esrv_del_item (tmp->contr, op->count); 1581 esrv_del_item (tmp->contr, op->count);
1703 }
1704 } 1582 }
1705 } 1583 }
1706 else 1584 else
1707 { 1585 {
1708 object *above = op->above; 1586 object *above = op->above;
1709 1587
1710 if (i < op->nrof) 1588 if (i < op->nrof)
1711 op->nrof -= i; 1589 op->nrof -= i;
1712 else 1590 else
1713 { 1591 {
1714 remove_ob (op); 1592 op->remove ();
1715 op->nrof = 0; 1593 op->nrof = 0;
1716 } 1594 }
1717 1595
1718 /* Since we just removed op, op->above is null */ 1596 /* Since we just removed op, op->above is null */
1719 for (tmp = above; tmp != NULL; tmp = tmp->above) 1597 for (tmp = above; tmp; tmp = tmp->above)
1720 if (tmp->type == PLAYER) 1598 if (tmp->type == PLAYER)
1721 { 1599 {
1722 if (op->nrof) 1600 if (op->nrof)
1723 esrv_send_item (tmp, op); 1601 esrv_send_item (tmp, op);
1724 else 1602 else
… …
1728 1606
1729 if (op->nrof) 1607 if (op->nrof)
1730 return op; 1608 return op;
1731 else 1609 else
1732 { 1610 {
1733 free_object (op); 1611 op->destroy ();
1734 return NULL; 1612 return 0;
1735 } 1613 }
1736} 1614}
1737 1615
1738/* 1616/*
1739 * add_weight(object, weight) adds the specified weight to an object, 1617 * add_weight(object, weight) adds the specified weight to an object,
1740 * and also updates how much the environment(s) is/are carrying. 1618 * and also updates how much the environment(s) is/are carrying.
1741 */ 1619 */
1742
1743void 1620void
1744add_weight (object *op, signed long weight) 1621add_weight (object *op, signed long weight)
1745{ 1622{
1746 while (op != NULL) 1623 while (op != NULL)
1747 { 1624 {
… …
1751 op->carrying += weight; 1628 op->carrying += weight;
1752 op = op->env; 1629 op = op->env;
1753 } 1630 }
1754} 1631}
1755 1632
1633object *
1634insert_ob_in_ob (object *op, object *where)
1635{
1636 if (!where)
1637 {
1638 char *dump = dump_object (op);
1639 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1640 free (dump);
1641 return op;
1642 }
1643
1644 if (where->head_ () != where)
1645 {
1646 LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1647 where = where->head;
1648 }
1649
1650 return where->insert (op);
1651}
1652
1756/* 1653/*
1757 * insert_ob_in_ob(op,environment): 1654 * env->insert (op)
1758 * This function inserts the object op in the linked list 1655 * This function inserts the object op in the linked list
1759 * inside the object environment. 1656 * inside the object environment.
1760 * 1657 *
1761 * Eneq(@csd.uu.se): Altered insert_ob_in_ob to make things picked up enter
1762 * the inventory at the last position or next to other objects of the same
1763 * type.
1764 * Frank: Now sorted by type, archetype and magic!
1765 *
1766 * The function returns now pointer to inserted item, and return value can 1658 * The function returns now pointer to inserted item, and return value can
1767 * be != op, if items are merged. -Tero 1659 * be != op, if items are merged. -Tero
1768 */ 1660 */
1769
1770object * 1661object *
1771insert_ob_in_ob (object *op, object *where) 1662object::insert (object *op)
1772{ 1663{
1773 object *
1774 tmp, *
1775 otmp;
1776
1777 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1664 if (!QUERY_FLAG (op, FLAG_REMOVED))
1778 { 1665 op->remove ();
1779 dump_object (op);
1780 LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", errmsg);
1781 return op;
1782 }
1783
1784 if (where == NULL)
1785 {
1786 dump_object (op);
1787 LOG (llevError, "Trying to put object in NULL.\n%s\n", errmsg);
1788 return op;
1789 }
1790
1791 if (where->head)
1792 {
1793 LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");
1794 where = where->head;
1795 }
1796 1666
1797 if (op->more) 1667 if (op->more)
1798 { 1668 {
1799 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1669 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1800 return op; 1670 return op;
1801 } 1671 }
1802 1672
1803 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1673 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1804 CLEAR_FLAG (op, FLAG_REMOVED); 1674 CLEAR_FLAG (op, FLAG_REMOVED);
1675
1805 if (op->nrof) 1676 if (op->nrof)
1806 { 1677 {
1807 for (tmp = where->inv; tmp != NULL; tmp = tmp->below) 1678 for (object *tmp = inv; tmp; tmp = tmp->below)
1808 if (CAN_MERGE (tmp, op)) 1679 if (object::can_merge (tmp, op))
1809 { 1680 {
1810 /* return the original object and remove inserted object 1681 /* return the original object and remove inserted object
1811 (client needs the original object) */ 1682 (client needs the original object) */
1812 tmp->nrof += op->nrof; 1683 tmp->nrof += op->nrof;
1813 /* Weight handling gets pretty funky. Since we are adding to 1684 /* Weight handling gets pretty funky. Since we are adding to
1814 * tmp->nrof, we need to increase the weight. 1685 * tmp->nrof, we need to increase the weight.
1815 */ 1686 */
1816 add_weight (where, op->weight * op->nrof); 1687 add_weight (this, op->weight * op->nrof);
1817 SET_FLAG (op, FLAG_REMOVED); 1688 SET_FLAG (op, FLAG_REMOVED);
1818 free_object (op); /* free the inserted object */ 1689 op->destroy (); /* free the inserted object */
1819 op = tmp; 1690 op = tmp;
1820 remove_ob (op); /* and fix old object's links */ 1691 op->remove (); /* and fix old object's links */
1821 CLEAR_FLAG (op, FLAG_REMOVED); 1692 CLEAR_FLAG (op, FLAG_REMOVED);
1822 break; 1693 break;
1823 } 1694 }
1824 1695
1825 /* I assume combined objects have no inventory 1696 /* I assume combined objects have no inventory
1826 * We add the weight - this object could have just been removed 1697 * We add the weight - this object could have just been removed
1827 * (if it was possible to merge). calling remove_ob will subtract 1698 * (if it was possible to merge). calling remove_ob will subtract
1828 * the weight, so we need to add it in again, since we actually do 1699 * the weight, so we need to add it in again, since we actually do
1829 * the linking below 1700 * the linking below
1830 */ 1701 */
1831 add_weight (where, op->weight * op->nrof); 1702 add_weight (this, op->weight * op->nrof);
1832 } 1703 }
1833 else 1704 else
1834 add_weight (where, (op->weight + op->carrying)); 1705 add_weight (this, (op->weight + op->carrying));
1835 1706
1836 otmp = is_player_inv (where); 1707 if (object *otmp = this->in_player ())
1837 if (otmp && otmp->contr != NULL)
1838 {
1839 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1708 if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1840 fix_player (otmp); 1709 otmp->update_stats ();
1841 }
1842 1710
1711 op->owner = 0; // its his/hers now. period.
1843 op->map = NULL; 1712 op->map = 0;
1844 op->env = where; 1713 op->env = this;
1845 op->above = NULL; 1714 op->above = 0;
1846 op->below = NULL; 1715 op->below = 0;
1847 op->x = 0, op->y = 0; 1716 op->x = op->y = 0;
1848 1717
1849 /* reset the light list and los of the players on the map */ 1718 /* reset the light list and los of the players on the map */
1850 if ((op->glow_radius != 0) && where->map) 1719 if (op->glow_radius && map)
1851 { 1720 {
1852#ifdef DEBUG_LIGHTS 1721#ifdef DEBUG_LIGHTS
1853 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name); 1722 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1854#endif /* DEBUG_LIGHTS */ 1723#endif /* DEBUG_LIGHTS */
1855 if (MAP_DARKNESS (where->map)) 1724 if (map->darkness)
1856 update_all_los (where->map, where->x, where->y); 1725 update_all_los (map, x, y);
1857 } 1726 }
1858 1727
1859 /* Client has no idea of ordering so lets not bother ordering it here. 1728 /* Client has no idea of ordering so lets not bother ordering it here.
1860 * It sure simplifies this function... 1729 * It sure simplifies this function...
1861 */ 1730 */
1862 if (where->inv == NULL) 1731 if (!inv)
1863 where->inv = op; 1732 inv = op;
1864 else 1733 else
1865 { 1734 {
1866 op->below = where->inv; 1735 op->below = inv;
1867 op->below->above = op; 1736 op->below->above = op;
1868 where->inv = op; 1737 inv = op;
1869 } 1738 }
1739
1740 INVOKE_OBJECT (INSERT, this);
1741
1870 return op; 1742 return op;
1871} 1743}
1872 1744
1873/* 1745/*
1874 * Checks if any objects has a move_type that matches objects 1746 * Checks if any objects has a move_type that matches objects
… …
1888 * 1760 *
1889 * MSW 2001-07-08: Check all objects on space, not just those below 1761 * MSW 2001-07-08: Check all objects on space, not just those below
1890 * object being inserted. insert_ob_in_map may not put new objects 1762 * object being inserted. insert_ob_in_map may not put new objects
1891 * on top. 1763 * on top.
1892 */ 1764 */
1893
1894int 1765int
1895check_move_on (object *op, object *originator) 1766check_move_on (object *op, object *originator)
1896{ 1767{
1897 object * 1768 object *tmp;
1898 tmp; 1769 maptile *m = op->map;
1899 tag_t
1900 tag;
1901 mapstruct *
1902 m = op->map;
1903 int
1904 x = op->x, y = op->y; 1770 int x = op->x, y = op->y;
1905 1771
1906 MoveType 1772 MoveType move_on, move_slow, move_block;
1907 move_on,
1908 move_slow,
1909 move_block;
1910 1773
1911 if (QUERY_FLAG (op, FLAG_NO_APPLY)) 1774 if (QUERY_FLAG (op, FLAG_NO_APPLY))
1912 return 0; 1775 return 0;
1913
1914 tag = op->count;
1915 1776
1916 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y); 1777 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
1917 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y); 1778 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
1918 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y); 1779 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
1919 1780
… …
1935 1796
1936 /* The objects have to be checked from top to bottom. 1797 /* The objects have to be checked from top to bottom.
1937 * Hence, we first go to the top: 1798 * Hence, we first go to the top:
1938 */ 1799 */
1939 1800
1940 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL && tmp->above != NULL; tmp = tmp->above) 1801 for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1941 { 1802 {
1942 /* Trim the search when we find the first other spell effect 1803 /* Trim the search when we find the first other spell effect
1943 * this helps performance so that if a space has 50 spell objects, 1804 * this helps performance so that if a space has 50 spell objects,
1944 * we don't need to check all of them. 1805 * we don't need to check all of them.
1945 */ 1806 */
… …
1963 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1824 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1964 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1825 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1965 { 1826 {
1966 1827
1967 float 1828 float
1968 diff = tmp->move_slow_penalty * FABS (op->speed); 1829 diff = tmp->move_slow_penalty * fabs (op->speed);
1969 1830
1970 if (op->type == PLAYER) 1831 if (op->type == PLAYER)
1971 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1832 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1972 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1833 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1973 diff /= 4.0; 1834 diff /= 4.0;
… …
1980 if ((!op->move_type && tmp->move_on & MOVE_WALK) || 1841 if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1981 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0)) 1842 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1982 { 1843 {
1983 move_apply (tmp, op, originator); 1844 move_apply (tmp, op, originator);
1984 1845
1985 if (was_destroyed (op, tag)) 1846 if (op->destroyed ())
1986 return 1; 1847 return 1;
1987 1848
1988 /* what the person/creature stepped onto has moved the object 1849 /* what the person/creature stepped onto has moved the object
1989 * someplace new. Don't process any further - if we did, 1850 * someplace new. Don't process any further - if we did,
1990 * have a feeling strange problems would result. 1851 * have a feeling strange problems would result.
… …
2000/* 1861/*
2001 * present_arch(arch, map, x, y) searches for any objects with 1862 * present_arch(arch, map, x, y) searches for any objects with
2002 * a matching archetype at the given map and coordinates. 1863 * a matching archetype at the given map and coordinates.
2003 * The first matching object is returned, or NULL if none. 1864 * The first matching object is returned, or NULL if none.
2004 */ 1865 */
2005
2006object * 1866object *
2007present_arch (const archetype *at, mapstruct *m, int x, int y) 1867present_arch (const archetype *at, maptile *m, int x, int y)
2008{ 1868{
2009 object *
2010 tmp;
2011
2012 if (m == NULL || out_of_map (m, x, y)) 1869 if (!m || out_of_map (m, x, y))
2013 { 1870 {
2014 LOG (llevError, "Present_arch called outside map.\n"); 1871 LOG (llevError, "Present_arch called outside map.\n");
2015 return NULL; 1872 return NULL;
2016 } 1873 }
2017 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1874
1875 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
2018 if (tmp->arch == at) 1876 if (tmp->arch == at)
2019 return tmp; 1877 return tmp;
1878
2020 return NULL; 1879 return NULL;
2021} 1880}
2022 1881
2023/* 1882/*
2024 * present(type, map, x, y) searches for any objects with 1883 * present(type, map, x, y) searches for any objects with
2025 * a matching type variable at the given map and coordinates. 1884 * a matching type variable at the given map and coordinates.
2026 * The first matching object is returned, or NULL if none. 1885 * The first matching object is returned, or NULL if none.
2027 */ 1886 */
2028
2029object * 1887object *
2030present (unsigned char type, mapstruct *m, int x, int y) 1888present (unsigned char type, maptile *m, int x, int y)
2031{ 1889{
2032 object *
2033 tmp;
2034
2035 if (out_of_map (m, x, y)) 1890 if (out_of_map (m, x, y))
2036 { 1891 {
2037 LOG (llevError, "Present called outside map.\n"); 1892 LOG (llevError, "Present called outside map.\n");
2038 return NULL; 1893 return NULL;
2039 } 1894 }
2040 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1895
1896 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
2041 if (tmp->type == type) 1897 if (tmp->type == type)
2042 return tmp; 1898 return tmp;
1899
2043 return NULL; 1900 return NULL;
2044} 1901}
2045 1902
2046/* 1903/*
2047 * present_in_ob(type, object) searches for any objects with 1904 * present_in_ob(type, object) searches for any objects with
2048 * a matching type variable in the inventory of the given object. 1905 * a matching type variable in the inventory of the given object.
2049 * The first matching object is returned, or NULL if none. 1906 * The first matching object is returned, or NULL if none.
2050 */ 1907 */
2051
2052object * 1908object *
2053present_in_ob (unsigned char type, const object *op) 1909present_in_ob (unsigned char type, const object *op)
2054{ 1910{
2055 object *
2056 tmp;
2057
2058 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1911 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2059 if (tmp->type == type) 1912 if (tmp->type == type)
2060 return tmp; 1913 return tmp;
1914
2061 return NULL; 1915 return NULL;
2062} 1916}
2063 1917
2064/* 1918/*
2065 * present_in_ob (type, str, object) searches for any objects with 1919 * present_in_ob (type, str, object) searches for any objects with
… …
2073 * str is the string to match against. Note that we match against 1927 * str is the string to match against. Note that we match against
2074 * the object name, not the archetype name. this is so that the 1928 * the object name, not the archetype name. this is so that the
2075 * spell code can use one object type (force), but change it's name 1929 * spell code can use one object type (force), but change it's name
2076 * to be unique. 1930 * to be unique.
2077 */ 1931 */
2078
2079object * 1932object *
2080present_in_ob_by_name (int type, const char *str, const object *op) 1933present_in_ob_by_name (int type, const char *str, const object *op)
2081{ 1934{
2082 object *
2083 tmp;
2084
2085 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1935 for (object *tmp = op->inv; tmp; tmp = tmp->below)
2086 {
2087 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name))) 1936 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))
2088 return tmp; 1937 return tmp;
2089 } 1938
2090 return NULL; 1939 return 0;
2091} 1940}
2092 1941
2093/* 1942/*
2094 * present_arch_in_ob(archetype, object) searches for any objects with 1943 * present_arch_in_ob(archetype, object) searches for any objects with
2095 * a matching archetype in the inventory of the given object. 1944 * a matching archetype in the inventory of the given object.
2096 * The first matching object is returned, or NULL if none. 1945 * The first matching object is returned, or NULL if none.
2097 */ 1946 */
2098
2099object * 1947object *
2100present_arch_in_ob (const archetype *at, const object *op) 1948present_arch_in_ob (const archetype *at, const object *op)
2101{ 1949{
2102 object *
2103 tmp;
2104
2105 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1950 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2106 if (tmp->arch == at) 1951 if (tmp->arch == at)
2107 return tmp; 1952 return tmp;
1953
2108 return NULL; 1954 return NULL;
2109} 1955}
2110 1956
2111/* 1957/*
2112 * activate recursively a flag on an object inventory 1958 * activate recursively a flag on an object inventory
2113 */ 1959 */
2114void 1960void
2115flag_inv (object *op, int flag) 1961flag_inv (object *op, int flag)
2116{ 1962{
2117 object *
2118 tmp;
2119
2120 if (op->inv)
2121 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1963 for (object *tmp = op->inv; tmp; tmp = tmp->below)
2122 { 1964 {
2123 SET_FLAG (tmp, flag); 1965 SET_FLAG (tmp, flag);
2124 flag_inv (tmp, flag); 1966 flag_inv (tmp, flag);
2125 } 1967 }
2126} /* 1968}
1969
1970/*
2127 * desactivate recursively a flag on an object inventory 1971 * deactivate recursively a flag on an object inventory
2128 */ 1972 */
2129void 1973void
2130unflag_inv (object *op, int flag) 1974unflag_inv (object *op, int flag)
2131{ 1975{
2132 object *
2133 tmp;
2134
2135 if (op->inv)
2136 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1976 for (object *tmp = op->inv; tmp; tmp = tmp->below)
2137 { 1977 {
2138 CLEAR_FLAG (tmp, flag); 1978 CLEAR_FLAG (tmp, flag);
2139 unflag_inv (tmp, flag); 1979 unflag_inv (tmp, flag);
2140 } 1980 }
2141}
2142
2143/*
2144 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
2145 * all it's inventory (recursively).
2146 * If checksums are used, a player will get set_cheat called for
2147 * him/her-self and all object carried by a call to this function.
2148 */
2149
2150void
2151set_cheat (object *op)
2152{
2153 SET_FLAG (op, FLAG_WAS_WIZ);
2154 flag_inv (op, FLAG_WAS_WIZ);
2155} 1981}
2156 1982
2157/* 1983/*
2158 * find_free_spot(object, map, x, y, start, stop) will search for 1984 * find_free_spot(object, map, x, y, start, stop) will search for
2159 * a spot at the given map and coordinates which will be able to contain 1985 * a spot at the given map and coordinates which will be able to contain
… …
2161 * to search (see the freearr_x/y[] definition). 1987 * to search (see the freearr_x/y[] definition).
2162 * It returns a random choice among the alternatives found. 1988 * It returns a random choice among the alternatives found.
2163 * start and stop are where to start relative to the free_arr array (1,9 1989 * start and stop are where to start relative to the free_arr array (1,9
2164 * does all 4 immediate directions). This returns the index into the 1990 * does all 4 immediate directions). This returns the index into the
2165 * array of the free spot, -1 if no spot available (dir 0 = x,y) 1991 * array of the free spot, -1 if no spot available (dir 0 = x,y)
2166 * Note - this only checks to see if there is space for the head of the
2167 * object - if it is a multispace object, this should be called for all
2168 * pieces.
2169 * Note2: This function does correctly handle tiled maps, but does not 1992 * Note: This function does correctly handle tiled maps, but does not
2170 * inform the caller. However, insert_ob_in_map will update as 1993 * inform the caller. However, insert_ob_in_map will update as
2171 * necessary, so the caller shouldn't need to do any special work. 1994 * necessary, so the caller shouldn't need to do any special work.
2172 * Note - updated to take an object instead of archetype - this is necessary 1995 * Note - updated to take an object instead of archetype - this is necessary
2173 * because arch_blocked (now ob_blocked) needs to know the movement type 1996 * because arch_blocked (now ob_blocked) needs to know the movement type
2174 * to know if the space in question will block the object. We can't use 1997 * to know if the space in question will block the object. We can't use
2175 * the archetype because that isn't correct if the monster has been 1998 * the archetype because that isn't correct if the monster has been
2176 * customized, changed states, etc. 1999 * customized, changed states, etc.
2177 */ 2000 */
2178
2179int 2001int
2180find_free_spot (const object *ob, mapstruct *m, int x, int y, int start, int stop) 2002find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2181{ 2003{
2182 int
2183 i,
2184 index = 0, flag;
2185 static int
2186 altern[SIZEOFFREE]; 2004 int altern[SIZEOFFREE];
2005 int index = 0, flag;
2187 2006
2188 for (i = start; i < stop; i++) 2007 for (int i = start; i < stop; i++)
2189 { 2008 {
2190 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 2009 mapxy pos (m, x, y); pos.move (i);
2191 if (!flag) 2010
2011 if (!pos.normalise ())
2012 continue;
2013
2014 mapspace &ms = *pos;
2015
2016 if (ms.flags () & P_IS_ALIVE)
2017 continue;
2018
2019 /* However, often
2020 * ob doesn't have any move type (when used to place exits)
2021 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
2022 */
2023 if (ob->move_type == 0 && ms.move_block != MOVE_ALL)
2024 {
2192 altern[index++] = i; 2025 altern [index++] = i;
2026 continue;
2027 }
2193 2028
2194 /* Basically, if we find a wall on a space, we cut down the search size. 2029 /* Basically, if we find a wall on a space, we cut down the search size.
2195 * In this way, we won't return spaces that are on another side of a wall. 2030 * In this way, we won't return spaces that are on another side of a wall.
2196 * This mostly work, but it cuts down the search size in all directions - 2031 * This mostly work, but it cuts down the search size in all directions -
2197 * if the space being examined only has a wall to the north and empty 2032 * if the space being examined only has a wall to the north and empty
2198 * spaces in all the other directions, this will reduce the search space 2033 * spaces in all the other directions, this will reduce the search space
2199 * to only the spaces immediately surrounding the target area, and 2034 * to only the spaces immediately surrounding the target area, and
2200 * won't look 2 spaces south of the target space. 2035 * won't look 2 spaces south of the target space.
2201 */ 2036 */
2202 else if ((flag & AB_NO_PASS) && maxfree[i] < stop) 2037 if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
2038 {
2203 stop = maxfree[i]; 2039 stop = maxfree[i];
2040 continue;
2041 }
2042
2043 /* Note it is intentional that we check ob - the movement type of the
2044 * head of the object should correspond for the entire object.
2045 */
2046 if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2047 continue;
2048
2049 if (ob->blocked (m, pos.x, pos.y))
2050 continue;
2051
2052 altern [index++] = i;
2204 } 2053 }
2054
2205 if (!index) 2055 if (!index)
2206 return -1; 2056 return -1;
2057
2207 return altern[RANDOM () % index]; 2058 return altern [rndm (index)];
2208} 2059}
2209 2060
2210/* 2061/*
2211 * find_first_free_spot(archetype, mapstruct, x, y) works like 2062 * find_first_free_spot(archetype, maptile, x, y) works like
2212 * find_free_spot(), but it will search max number of squares. 2063 * find_free_spot(), but it will search max number of squares.
2213 * But it will return the first available spot, not a random choice. 2064 * But it will return the first available spot, not a random choice.
2214 * Changed 0.93.2: Have it return -1 if there is no free spot available. 2065 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2215 */ 2066 */
2216
2217int 2067int
2218find_first_free_spot (const object *ob, mapstruct *m, int x, int y) 2068find_first_free_spot (const object *ob, maptile *m, int x, int y)
2219{ 2069{
2220 int
2221 i;
2222
2223 for (i = 0; i < SIZEOFFREE; i++) 2070 for (int i = 0; i < SIZEOFFREE; i++)
2224 {
2225 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 2071 if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2226 return i; 2072 return i;
2227 } 2073
2228 return -1; 2074 return -1;
2229} 2075}
2230 2076
2231/* 2077/*
2232 * The function permute(arr, begin, end) randomly reorders the array 2078 * The function permute(arr, begin, end) randomly reorders the array
2233 * arr[begin..end-1]. 2079 * arr[begin..end-1].
2080 * now uses a fisher-yates shuffle, old permute was broken
2234 */ 2081 */
2235static void 2082static void
2236permute (int *arr, int begin, int end) 2083permute (int *arr, int begin, int end)
2237{ 2084{
2238 int 2085 arr += begin;
2239 i,
2240 j,
2241 tmp,
2242 len;
2243
2244 len = end - begin; 2086 end -= begin;
2245 for (i = begin; i < end; i++)
2246 {
2247 j = begin + RANDOM () % len;
2248 2087
2249 tmp = arr[i]; 2088 while (--end)
2250 arr[i] = arr[j]; 2089 swap (arr [end], arr [rndm (end + 1)]);
2251 arr[j] = tmp;
2252 }
2253} 2090}
2254 2091
2255/* new function to make monster searching more efficient, and effective! 2092/* new function to make monster searching more efficient, and effective!
2256 * This basically returns a randomized array (in the passed pointer) of 2093 * This basically returns a randomized array (in the passed pointer) of
2257 * the spaces to find monsters. In this way, it won't always look for 2094 * the spaces to find monsters. In this way, it won't always look for
… …
2260 * the 3x3 area will be searched, just not in a predictable order. 2097 * the 3x3 area will be searched, just not in a predictable order.
2261 */ 2098 */
2262void 2099void
2263get_search_arr (int *search_arr) 2100get_search_arr (int *search_arr)
2264{ 2101{
2265 int 2102 int i;
2266 i;
2267 2103
2268 for (i = 0; i < SIZEOFFREE; i++) 2104 for (i = 0; i < SIZEOFFREE; i++)
2269 {
2270 search_arr[i] = i; 2105 search_arr[i] = i;
2271 }
2272 2106
2273 permute (search_arr, 1, SIZEOFFREE1 + 1); 2107 permute (search_arr, 1, SIZEOFFREE1 + 1);
2274 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1); 2108 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);
2275 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE); 2109 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);
2276} 2110}
… …
2285 * Perhaps incorrectly, but I'm making the assumption that exclude 2119 * Perhaps incorrectly, but I'm making the assumption that exclude
2286 * is actually want is going to try and move there. We need this info 2120 * is actually want is going to try and move there. We need this info
2287 * because we have to know what movement the thing looking to move 2121 * because we have to know what movement the thing looking to move
2288 * there is capable of. 2122 * there is capable of.
2289 */ 2123 */
2290
2291int 2124int
2292find_dir (mapstruct *m, int x, int y, object *exclude) 2125find_dir (maptile *m, int x, int y, object *exclude)
2293{ 2126{
2294 int
2295 i,
2296 max = SIZEOFFREE, mflags; 2127 int i, max = SIZEOFFREE, mflags;
2297 2128
2298 sint16 nx, ny; 2129 sint16 nx, ny;
2299 object * 2130 object *tmp;
2300 tmp; 2131 maptile *mp;
2301 mapstruct *
2302 mp;
2303 2132
2304 MoveType blocked, move_type; 2133 MoveType blocked, move_type;
2305 2134
2306 if (exclude && exclude->head) 2135 if (exclude && exclude->head_ () != exclude)
2307 { 2136 {
2308 exclude = exclude->head; 2137 exclude = exclude->head;
2309 move_type = exclude->move_type; 2138 move_type = exclude->move_type;
2310 } 2139 }
2311 else 2140 else
… …
2319 mp = m; 2148 mp = m;
2320 nx = x + freearr_x[i]; 2149 nx = x + freearr_x[i];
2321 ny = y + freearr_y[i]; 2150 ny = y + freearr_y[i];
2322 2151
2323 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny); 2152 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);
2153
2324 if (mflags & P_OUT_OF_MAP) 2154 if (mflags & P_OUT_OF_MAP)
2325 {
2326 max = maxfree[i]; 2155 max = maxfree[i];
2327 }
2328 else 2156 else
2329 { 2157 {
2330 blocked = GET_MAP_MOVE_BLOCK (mp, nx, ny); 2158 mapspace &ms = mp->at (nx, ny);
2159
2160 blocked = ms.move_block;
2331 2161
2332 if ((move_type & blocked) == move_type) 2162 if ((move_type & blocked) == move_type)
2333 {
2334 max = maxfree[i]; 2163 max = maxfree[i];
2335 }
2336 else if (mflags & P_IS_ALIVE) 2164 else if (mflags & P_IS_ALIVE)
2337 { 2165 {
2338 for (tmp = GET_MAP_OB (mp, nx, ny); tmp != NULL; tmp = tmp->above) 2166 for (tmp = ms.bot; tmp; tmp = tmp->above)
2339 { 2167 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2340 if ((QUERY_FLAG (tmp, FLAG_MONSTER) || tmp->type == PLAYER) && (tmp != exclude || (tmp->head && tmp->head != exclude))) 2168 && (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2341 {
2342 break; 2169 break;
2343 } 2170
2344 }
2345 if (tmp) 2171 if (tmp)
2346 {
2347 return freedir[i]; 2172 return freedir[i];
2348 }
2349 } 2173 }
2350 } 2174 }
2351 } 2175 }
2176
2352 return 0; 2177 return 0;
2353} 2178}
2354 2179
2355/* 2180/*
2356 * distance(object 1, object 2) will return the square of the 2181 * distance(object 1, object 2) will return the square of the
2357 * distance between the two given objects. 2182 * distance between the two given objects.
2358 */ 2183 */
2359
2360int 2184int
2361distance (const object *ob1, const object *ob2) 2185distance (const object *ob1, const object *ob2)
2362{ 2186{
2363 int
2364 i;
2365
2366 i = (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y); 2187 return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2367 return i;
2368} 2188}
2369 2189
2370/* 2190/*
2371 * find_dir_2(delta-x,delta-y) will return a direction in which 2191 * find_dir_2(delta-x,delta-y) will return a direction in which
2372 * an object which has subtracted the x and y coordinates of another 2192 * an object which has subtracted the x and y coordinates of another
2373 * object, needs to travel toward it. 2193 * object, needs to travel toward it.
2374 */ 2194 */
2375
2376int 2195int
2377find_dir_2 (int x, int y) 2196find_dir_2 (int x, int y)
2378{ 2197{
2379 int 2198 int q;
2380 q;
2381 2199
2382 if (y) 2200 if (y)
2383 q = x * 100 / y; 2201 q = x * 100 / y;
2384 else if (x) 2202 else if (x)
2385 q = -300 * x; 2203 q = -300 * x;
… …
2410 2228
2411 return 3; 2229 return 3;
2412} 2230}
2413 2231
2414/* 2232/*
2415 * absdir(int): Returns a number between 1 and 8, which represent
2416 * the "absolute" direction of a number (it actually takes care of
2417 * "overflow" in previous calculations of a direction).
2418 */
2419
2420int
2421absdir (int d)
2422{
2423 while (d < 1)
2424 d += 8;
2425 while (d > 8)
2426 d -= 8;
2427 return d;
2428}
2429
2430/*
2431 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is 2233 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2432 * between two directions (which are expected to be absolute (see absdir()) 2234 * between two directions (which are expected to be absolute (see absdir())
2433 */ 2235 */
2434
2435int 2236int
2436dirdiff (int dir1, int dir2) 2237dirdiff (int dir1, int dir2)
2437{ 2238{
2438 int 2239 int d;
2439 d;
2440 2240
2441 d = abs (dir1 - dir2); 2241 d = abs (dir1 - dir2);
2442 if (d > 4) 2242 if (d > 4)
2443 d = 8 - d; 2243 d = 8 - d;
2244
2444 return d; 2245 return d;
2445} 2246}
2446 2247
2447/* peterm: 2248/* peterm:
2448 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster. 2249 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
… …
2451 * This basically means that if direction is 15, then it could either go 2252 * This basically means that if direction is 15, then it could either go
2452 * direction 4, 14, or 16 to get back to where we are. 2253 * direction 4, 14, or 16 to get back to where we are.
2453 * Moved from spell_util.c to object.c with the other related direction 2254 * Moved from spell_util.c to object.c with the other related direction
2454 * functions. 2255 * functions.
2455 */ 2256 */
2456
2457int
2458 reduction_dir[SIZEOFFREE][3] = { 2257int reduction_dir[SIZEOFFREE][3] = {
2459 {0, 0, 0}, /* 0 */ 2258 {0, 0, 0}, /* 0 */
2460 {0, 0, 0}, /* 1 */ 2259 {0, 0, 0}, /* 1 */
2461 {0, 0, 0}, /* 2 */ 2260 {0, 0, 0}, /* 2 */
2462 {0, 0, 0}, /* 3 */ 2261 {0, 0, 0}, /* 3 */
2463 {0, 0, 0}, /* 4 */ 2262 {0, 0, 0}, /* 4 */
… …
2511 * find a path to that monster that we found. If not, 2310 * find a path to that monster that we found. If not,
2512 * we don't bother going toward it. Returns 1 if we 2311 * we don't bother going toward it. Returns 1 if we
2513 * can see a direct way to get it 2312 * can see a direct way to get it
2514 * Modified to be map tile aware -.MSW 2313 * Modified to be map tile aware -.MSW
2515 */ 2314 */
2516
2517
2518int 2315int
2519can_see_monsterP (mapstruct *m, int x, int y, int dir) 2316can_see_monsterP (maptile *m, int x, int y, int dir)
2520{ 2317{
2521 sint16 dx, dy; 2318 sint16 dx, dy;
2522 int
2523 mflags; 2319 int mflags;
2524 2320
2525 if (dir < 0) 2321 if (dir < 0)
2526 return 0; /* exit condition: invalid direction */ 2322 return 0; /* exit condition: invalid direction */
2527 2323
2528 dx = x + freearr_x[dir]; 2324 dx = x + freearr_x[dir];
… …
2541 return 0; 2337 return 0;
2542 2338
2543 /* yes, can see. */ 2339 /* yes, can see. */
2544 if (dir < 9) 2340 if (dir < 9)
2545 return 1; 2341 return 1;
2342
2546 return can_see_monsterP (m, x, y, reduction_dir[dir][0]) | 2343 return can_see_monsterP (m, x, y, reduction_dir[dir][0])
2547 can_see_monsterP (m, x, y, reduction_dir[dir][1]) | can_see_monsterP (m, x, y, reduction_dir[dir][2]); 2344 | can_see_monsterP (m, x, y, reduction_dir[dir][1])
2345 | can_see_monsterP (m, x, y, reduction_dir[dir][2]);
2548} 2346}
2549
2550
2551 2347
2552/* 2348/*
2553 * can_pick(picker, item): finds out if an object is possible to be 2349 * can_pick(picker, item): finds out if an object is possible to be
2554 * picked up by the picker. Returnes 1 if it can be 2350 * picked up by the picker. Returnes 1 if it can be
2555 * picked up, otherwise 0. 2351 * picked up, otherwise 0.
… …
2557 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause 2353 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2558 * core dumps if they do. 2354 * core dumps if they do.
2559 * 2355 *
2560 * Add a check so we can't pick up invisible objects (0.93.8) 2356 * Add a check so we can't pick up invisible objects (0.93.8)
2561 */ 2357 */
2562
2563int 2358int
2564can_pick (const object *who, const object *item) 2359can_pick (const object *who, const object *item)
2565{ 2360{
2566 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2361 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2567 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2362 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2568 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3)); 2363 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));
2569} 2364}
2570 2365
2571
2572/* 2366/*
2573 * create clone from object to another 2367 * create clone from object to another
2574 */ 2368 */
2575object * 2369object *
2576object_create_clone (object *asrc) 2370object_create_clone (object *asrc)
2577{ 2371{
2578 object *
2579 dst = NULL, *tmp, *src, *part, *prev, *item; 2372 object *dst = 0, *tmp, *src, *prev, *item;
2580 2373
2581 if (!asrc) 2374 if (!asrc)
2582 return NULL; 2375 return 0;
2583 src = asrc; 2376
2584 if (src->head)
2585 src = src->head; 2377 src = asrc->head_ ();
2586 2378
2587 prev = NULL; 2379 prev = 0;
2588 for (part = src; part; part = part->more) 2380 for (object *part = src; part; part = part->more)
2589 { 2381 {
2590 tmp = get_object (); 2382 tmp = part->clone ();
2591 copy_object (part, tmp);
2592 tmp->x -= src->x; 2383 tmp->x -= src->x;
2593 tmp->y -= src->y; 2384 tmp->y -= src->y;
2385
2594 if (!part->head) 2386 if (!part->head)
2595 { 2387 {
2596 dst = tmp; 2388 dst = tmp;
2597 tmp->head = NULL; 2389 tmp->head = 0;
2598 } 2390 }
2599 else 2391 else
2600 {
2601 tmp->head = dst; 2392 tmp->head = dst;
2602 } 2393
2603 tmp->more = NULL; 2394 tmp->more = 0;
2395
2604 if (prev) 2396 if (prev)
2605 prev->more = tmp; 2397 prev->more = tmp;
2398
2606 prev = tmp; 2399 prev = tmp;
2607 } 2400 }
2608 2401
2609 /*** copy inventory ***/
2610 for (item = src->inv; item; item = item->below) 2402 for (item = src->inv; item; item = item->below)
2611 {
2612 (void) insert_ob_in_ob (object_create_clone (item), dst); 2403 insert_ob_in_ob (object_create_clone (item), dst);
2613 }
2614 2404
2615 return dst; 2405 return dst;
2616}
2617
2618/* return true if the object was destroyed, 0 otherwise */
2619int
2620was_destroyed (const object *op, tag_t old_tag)
2621{
2622 /* checking for FLAG_FREED isn't necessary, but makes this function more
2623 * robust */
2624 return op->count != old_tag || QUERY_FLAG (op, FLAG_FREED);
2625}
2626
2627/* GROS - Creates an object using a string representing its content. */
2628
2629/* Basically, we save the content of the string to a temp file, then call */
2630
2631/* load_object on it. I admit it is a highly inefficient way to make things, */
2632
2633/* but it was simple to make and allows reusing the load_object function. */
2634
2635/* Remember not to use load_object_str in a time-critical situation. */
2636
2637/* Also remember that multiparts objects are not supported for now. */
2638
2639object *
2640load_object_str (const char *obstr)
2641{
2642 object *
2643 op;
2644 char
2645 filename[MAX_BUF];
2646
2647 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2648
2649 FILE *
2650 tempfile = fopen (filename, "w");
2651
2652 if (tempfile == NULL)
2653 {
2654 LOG (llevError, "Error - Unable to access load object temp file\n");
2655 return NULL;
2656 };
2657 fprintf (tempfile, obstr);
2658 fclose (tempfile);
2659
2660 op = get_object ();
2661
2662 object_thawer thawer (filename);
2663
2664 if (thawer)
2665 load_object (thawer, op, 0);
2666
2667 LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2668 CLEAR_FLAG (op, FLAG_REMOVED);
2669
2670 return op;
2671} 2406}
2672 2407
2673/* This returns the first object in who's inventory that 2408/* This returns the first object in who's inventory that
2674 * has the same type and subtype match. 2409 * has the same type and subtype match.
2675 * returns NULL if no match. 2410 * returns NULL if no match.
2676 */ 2411 */
2677object * 2412object *
2678find_obj_by_type_subtype (const object *who, int type, int subtype) 2413find_obj_by_type_subtype (const object *who, int type, int subtype)
2679{ 2414{
2680 object *
2681 tmp;
2682
2683 for (tmp = who->inv; tmp; tmp = tmp->below) 2415 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2684 if (tmp->type == type && tmp->subtype == subtype) 2416 if (tmp->type == type && tmp->subtype == subtype)
2685 return tmp; 2417 return tmp;
2686 2418
2687 return NULL; 2419 return 0;
2688} 2420}
2689 2421
2690/* If ob has a field named key, return the link from the list, 2422/* If ob has a field named key, return the link from the list,
2691 * otherwise return NULL. 2423 * otherwise return NULL.
2692 * 2424 *
… …
2694 * do the desired thing. 2426 * do the desired thing.
2695 */ 2427 */
2696key_value * 2428key_value *
2697get_ob_key_link (const object *ob, const char *key) 2429get_ob_key_link (const object *ob, const char *key)
2698{ 2430{
2699 key_value *
2700 link;
2701
2702 for (link = ob->key_values; link != NULL; link = link->next) 2431 for (key_value *link = ob->key_values; link; link = link->next)
2703 {
2704 if (link->key == key) 2432 if (link->key == key)
2705 {
2706 return link; 2433 return link;
2707 }
2708 }
2709 2434
2710 return NULL; 2435 return 0;
2711} 2436}
2712 2437
2713/* 2438/*
2714 * Returns the value of op has an extra_field for key, or NULL. 2439 * Returns the value of op has an extra_field for key, or NULL.
2715 * 2440 *
… …
2718 * The returned string is shared. 2443 * The returned string is shared.
2719 */ 2444 */
2720const char * 2445const char *
2721get_ob_key_value (const object *op, const char *const key) 2446get_ob_key_value (const object *op, const char *const key)
2722{ 2447{
2723 key_value * 2448 key_value *link;
2724 link; 2449 shstr_cmp canonical_key (key);
2725 const char *
2726 canonical_key;
2727 2450
2728 canonical_key = shstr::find (key);
2729
2730 if (canonical_key == NULL) 2451 if (!canonical_key)
2731 { 2452 {
2732 /* 1. There being a field named key on any object 2453 /* 1. There being a field named key on any object
2733 * implies there'd be a shared string to find. 2454 * implies there'd be a shared string to find.
2734 * 2. Since there isn't, no object has this field. 2455 * 2. Since there isn't, no object has this field.
2735 * 3. Therefore, *this* object doesn't have this field. 2456 * 3. Therefore, *this* object doesn't have this field.
2736 */ 2457 */
2737 return NULL; 2458 return 0;
2738 } 2459 }
2739 2460
2740 /* This is copied from get_ob_key_link() above - 2461 /* This is copied from get_ob_key_link() above -
2741 * only 4 lines, and saves the function call overhead. 2462 * only 4 lines, and saves the function call overhead.
2742 */ 2463 */
2743 for (link = op->key_values; link != NULL; link = link->next) 2464 for (link = op->key_values; link; link = link->next)
2744 {
2745 if (link->key == canonical_key) 2465 if (link->key == canonical_key)
2746 {
2747 return link->value; 2466 return link->value;
2748 } 2467
2749 }
2750 return NULL; 2468 return 0;
2751} 2469}
2752
2753 2470
2754/* 2471/*
2755 * Updates the canonical_key in op to value. 2472 * Updates the canonical_key in op to value.
2756 * 2473 *
2757 * canonical_key is a shared string (value doesn't have to be). 2474 * canonical_key is a shared string (value doesn't have to be).
… …
2762 * Returns TRUE on success. 2479 * Returns TRUE on success.
2763 */ 2480 */
2764int 2481int
2765set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key) 2482set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2766{ 2483{
2767 key_value *
2768 field = NULL, *last = NULL; 2484 key_value *field = NULL, *last = NULL;
2769 2485
2770 for (field = op->key_values; field != NULL; field = field->next) 2486 for (field = op->key_values; field != NULL; field = field->next)
2771 { 2487 {
2772 if (field->key != canonical_key) 2488 if (field->key != canonical_key)
2773 { 2489 {
… …
2782 /* Basically, if the archetype has this key set, 2498 /* Basically, if the archetype has this key set,
2783 * we need to store the null value so when we save 2499 * we need to store the null value so when we save
2784 * it, we save the empty value so that when we load, 2500 * it, we save the empty value so that when we load,
2785 * we get this value back again. 2501 * we get this value back again.
2786 */ 2502 */
2787 if (get_ob_key_link (&op->arch->clone, canonical_key)) 2503 if (get_ob_key_link (op->arch, canonical_key))
2788 field->value = 0; 2504 field->value = 0;
2789 else 2505 else
2790 { 2506 {
2791 if (last) 2507 if (last)
2792 last->next = field->next; 2508 last->next = field->next;
… …
2801 /* IF we get here, key doesn't exist */ 2517 /* IF we get here, key doesn't exist */
2802 2518
2803 /* No field, we'll have to add it. */ 2519 /* No field, we'll have to add it. */
2804 2520
2805 if (!add_key) 2521 if (!add_key)
2806 {
2807 return FALSE; 2522 return FALSE;
2808 } 2523
2809 /* There isn't any good reason to store a null 2524 /* There isn't any good reason to store a null
2810 * value in the key/value list. If the archetype has 2525 * value in the key/value list. If the archetype has
2811 * this key, then we should also have it, so shouldn't 2526 * this key, then we should also have it, so shouldn't
2812 * be here. If user wants to store empty strings, 2527 * be here. If user wants to store empty strings,
2813 * should pass in "" 2528 * should pass in ""
… …
2840{ 2555{
2841 shstr key_ (key); 2556 shstr key_ (key);
2842 2557
2843 return set_ob_key_value_s (op, key_, value, add_key); 2558 return set_ob_key_value_s (op, key_, value, add_key);
2844} 2559}
2560
2561object::depth_iterator::depth_iterator (object *container)
2562: iterator_base (container)
2563{
2564 while (item->inv)
2565 item = item->inv;
2566}
2567
2568void
2569object::depth_iterator::next ()
2570{
2571 if (item->below)
2572 {
2573 item = item->below;
2574
2575 while (item->inv)
2576 item = item->inv;
2577 }
2578 else
2579 item = item->env;
2580}
2581
2582const char *
2583object::flag_desc (char *desc, int len) const
2584{
2585 char *p = desc;
2586 bool first = true;
2587
2588 *p = 0;
2589
2590 for (int i = 0; i < NUM_FLAGS; i++)
2591 {
2592 if (len <= 10) // magic constant!
2593 {
2594 snprintf (p, len, ",...");
2595 break;
2596 }
2597
2598 if (flag [i])
2599 {
2600 int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i);
2601 len -= cnt;
2602 p += cnt;
2603 first = false;
2604 }
2605 }
2606
2607 return desc;
2608}
2609
2610// return a suitable string describing an object in enough detail to find it
2611const char *
2612object::debug_desc (char *info) const
2613{
2614 char flagdesc[512];
2615 char info2[256 * 4];
2616 char *p = info;
2617
2618 p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2619 count, uuid.seq,
2620 &name,
2621 title ? "\",title:\"" : "",
2622 title ? (const char *)title : "",
2623 flag_desc (flagdesc, 512), type);
2624
2625 if (!this->flag[FLAG_REMOVED] && env)
2626 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2627
2628 if (map)
2629 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2630
2631 return info;
2632}
2633
2634const char *
2635object::debug_desc () const
2636{
2637 static char info[3][256 * 4];
2638 static int info_idx;
2639
2640 return debug_desc (info [++info_idx % 3]);
2641}
2642
2643struct region *
2644object::region () const
2645{
2646 return map ? map->region (x, y)
2647 : region::default_region ();
2648}
2649
2650const materialtype_t *
2651object::dominant_material () const
2652{
2653 if (materialtype_t *mt = name_to_material (materialname))
2654 return mt;
2655
2656 return name_to_material (shstr_unknown);
2657}
2658
2659void
2660object::open_container (object *new_container)
2661{
2662 if (container == new_container)
2663 return;
2664
2665 if (object *old_container = container)
2666 {
2667 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2668 return;
2669
2670#if 0
2671 // remove the "Close old_container" object.
2672 if (object *closer = old_container->inv)
2673 if (closer->type == CLOSE_CON)
2674 closer->destroy ();
2675#endif
2676
2677 old_container->flag [FLAG_APPLIED] = 0;
2678 container = 0;
2679
2680 esrv_update_item (UPD_FLAGS, this, old_container);
2681 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2682 play_sound (sound_find ("chest_close"));
2683 }
2684
2685 if (new_container)
2686 {
2687 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
2688 return;
2689
2690 // TODO: this does not seem to serve any purpose anymore?
2691#if 0
2692 // insert the "Close Container" object.
2693 if (archetype *closer = new_container->other_arch)
2694 {
2695 object *closer = arch_to_object (new_container->other_arch);
2696 closer->flag [FLAG_NO_MAP_SAVE] = 1;
2697 new_container->insert (closer);
2698 }
2699#endif
2700
2701 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2702
2703 new_container->flag [FLAG_APPLIED] = 1;
2704 container = new_container;
2705
2706 esrv_update_item (UPD_FLAGS, this, new_container);
2707 esrv_send_inventory (this, new_container);
2708 play_sound (sound_find ("chest_open"));
2709 }
2710}
2711
2712object *
2713object::force_find (const shstr name)
2714{
2715 /* cycle through his inventory to look for the MARK we want to
2716 * place
2717 */
2718 for (object *tmp = inv; tmp; tmp = tmp->below)
2719 if (tmp->type == FORCE && tmp->slaying == name)
2720 return splay (tmp);
2721
2722 return 0;
2723}
2724
2725void
2726object::force_add (const shstr name, int duration)
2727{
2728 if (object *force = force_find (name))
2729 force->destroy ();
2730
2731 object *force = get_archetype (FORCE_NAME);
2732
2733 force->slaying = name;
2734 force->stats.food = 1;
2735 force->speed_left = -1.f;
2736
2737 force->set_speed (duration ? 1.f / duration : 0.f);
2738 force->flag [FLAG_IS_USED_UP] = true;
2739 force->flag [FLAG_APPLIED] = true;
2740
2741 insert (force);
2742}
2743
2744void
2745object::play_sound (faceidx sound) const
2746{
2747 if (!sound)
2748 return;
2749
2750 if (flag [FLAG_REMOVED])
2751 return;
2752
2753 if (env)
2754 {
2755 if (object *pl = in_player ())
2756 pl->contr->play_sound (sound);
2757 }
2758 else
2759 map->play_sound (sound, x, y);
2760}
2761

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