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Comparing deliantra/server/common/object.C (file contents):
Revision 1.162 by root, Sat Jun 16 00:12:20 2007 UTC vs.
Revision 1.223 by root, Wed Apr 30 08:29:31 2008 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Crossfire TRT is free software; you can redistribute it and/or modify it 8 * Deliantra is free software: you can redistribute it and/or modify
9 * under the terms of the GNU General Public License as published by the Free 9 * it under the terms of the GNU General Public License as published by
10 * Software Foundation; either version 2 of the License, or (at your option) 10 * the Free Software Foundation, either version 3 of the License, or
11 * 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, but 13 * This program is distributed in the hope that it will be useful,
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * 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 along 18 * You should have received a copy of the GNU General Public License
19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 * 20 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 21 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 22 */
24 23
25/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
26 sub/add_weight will transcend the environment updating the carrying
27 variable. */
28#include <global.h> 24#include <global.h>
29#include <stdio.h> 25#include <stdio.h>
30#include <sys/types.h> 26#include <sys/types.h>
31#include <sys/uio.h> 27#include <sys/uio.h>
32#include <object.h> 28#include <object.h>
33#include <funcpoint.h>
34#include <sproto.h> 29#include <sproto.h>
35#include <loader.h> 30#include <loader.h>
36 31
37#include <bitset> 32#include <bitset>
38 33
39int nrofallocobjects = 0; 34UUID UUID::cur;
40static UUID uuid; 35static uint64_t seq_next_save;
41const uint64 UUID_SKIP = 1<<19; 36static const uint64 UUID_GAP = 1<<19;
42 37
43objectvec objects; 38objectvec objects;
44activevec actives; 39activevec actives;
45 40
46short 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, 41short freearr_x[SIZEOFFREE] = {
42 0,
43 0, 1, 1, 1, 0, -1, -1, -1,
44 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
47 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 45 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
48}; 46};
49short 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, 47short freearr_y[SIZEOFFREE] = {
48 0,
49 -1, -1, 0, 1, 1, 1, 0, -1,
50 -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
50 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3 51 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
51}; 52};
52int maxfree[SIZEOFFREE] = { 0, 9, 10, 13, 14, 17, 18, 21, 22, 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 53int maxfree[SIZEOFFREE] = {
54 0,
55 9, 10, 13, 14, 17, 18, 21, 22,
56 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
53 48, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49 57 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
54}; 58};
55int freedir[SIZEOFFREE] = { 59int freedir[SIZEOFFREE] = {
56 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, 60 0,
61 1, 2, 3, 4, 5, 6, 7, 8,
62 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
57 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8 63 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
58}; 64};
59 65
60static void 66static void
61write_uuid (void) 67write_uuid (uval64 skip, bool sync)
62{ 68{
63 char filename1[MAX_BUF], filename2[MAX_BUF]; 69 CALL_BEGIN (2);
64 70 CALL_ARG_SV (newSVval64 (skip));
65 sprintf (filename1, "%s/uuid", settings.localdir); 71 CALL_ARG_SV (boolSV (sync));
66 sprintf (filename2, "%s/uuid~", settings.localdir); 72 CALL_CALL ("cf::write_uuid", G_DISCARD);
67 73 CALL_END;
68 FILE *fp;
69
70 if (!(fp = fopen (filename2, "w")))
71 {
72 LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
73 return;
74 }
75
76 fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
77 fclose (fp);
78 rename (filename2, filename1);
79} 74}
80 75
81static void 76static void
82read_uuid (void) 77read_uuid (void)
83{ 78{
84 char filename[MAX_BUF]; 79 char filename[MAX_BUF];
85 80
86 sprintf (filename, "%s/uuid", settings.localdir); 81 sprintf (filename, "%s/uuid", settings.localdir);
82
83 seq_next_save = 0;
87 84
88 FILE *fp; 85 FILE *fp;
89 86
90 if (!(fp = fopen (filename, "r"))) 87 if (!(fp = fopen (filename, "r")))
91 { 88 {
92 if (errno == ENOENT) 89 if (errno == ENOENT)
93 { 90 {
94 LOG (llevInfo, "RESET uid to 1\n"); 91 LOG (llevInfo, "RESET uid to 1\n");
95 uuid.seq = 0; 92 UUID::cur.seq = 0;
96 write_uuid (); 93 write_uuid (UUID_GAP, true);
97 return; 94 return;
98 } 95 }
99 96
100 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename); 97 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
101 _exit (1); 98 _exit (1);
102 } 99 }
103 100
104 int version; 101 UUID::BUF buf;
105 unsigned long long uid; 102 buf[0] = 0;
106 if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1) 103 fgets (buf, sizeof (buf), fp);
104
105 if (!UUID::cur.parse (buf))
107 { 106 {
108 LOG (llevError, "FATAL: error reading uid from %s!\n", filename); 107 LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf);
109 _exit (1); 108 _exit (1);
110 } 109 }
111 110
112 uuid.seq = uid; 111 LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ());
113 write_uuid (); 112
114 LOG (llevDebug, "read UID: %" PRId64 "\n", uid); 113 write_uuid (UUID_GAP, true);
115 fclose (fp); 114 fclose (fp);
116} 115}
117 116
118UUID 117UUID
119gen_uuid () 118UUID::gen ()
120{ 119{
121 UUID uid; 120 UUID uid;
122 121
123 uid.seq = ++uuid.seq; 122 uid.seq = ++cur.seq;
124 123
125 if (!(uuid.seq & (UUID_SKIP - 1))) 124 if (expect_false (cur.seq >= seq_next_save))
126 write_uuid (); 125 {
126 seq_next_save = UUID::cur.seq + (UUID_GAP >> 1);
127 write_uuid (UUID_GAP, false);
128 }
129
127 130
128 return uid; 131 return uid;
129} 132}
130 133
131void 134void
132init_uuid () 135UUID::init ()
133{ 136{
134 read_uuid (); 137 read_uuid ();
135} 138}
136 139
137/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 140/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
138static int 141static bool
139compare_ob_value_lists_one (const object *wants, const object *has) 142compare_ob_value_lists_one (const object *wants, const object *has)
140{ 143{
141 key_value *wants_field; 144 key_value *wants_field;
142 145
143 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both 146 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both
151 key_value *has_field; 154 key_value *has_field;
152 155
153 /* Look for a field in has with the same key. */ 156 /* Look for a field in has with the same key. */
154 has_field = get_ob_key_link (has, wants_field->key); 157 has_field = get_ob_key_link (has, wants_field->key);
155 158
156 if (has_field == NULL) 159 if (!has_field)
157 {
158 /* No field with that name. */ 160 return 0; /* No field with that name. */
159 return FALSE;
160 }
161 161
162 /* Found the matching field. */ 162 /* Found the matching field. */
163 if (has_field->value != wants_field->value) 163 if (has_field->value != wants_field->value)
164 {
165 /* Values don't match, so this half of the comparison is false. */ 164 return 0; /* Values don't match, so this half of the comparison is false. */
166 return FALSE;
167 }
168 165
169 /* If we get here, we found a match. Now for the next field in wants. */ 166 /* If we get here, we found a match. Now for the next field in wants. */
170 } 167 }
171 168
172 /* If we get here, every field in wants has a matching field in has. */ 169 /* If we get here, every field in wants has a matching field in has. */
173 return TRUE; 170 return 1;
174} 171}
175 172
176/* Returns TRUE if ob1 has the same key_values as ob2. */ 173/* Returns TRUE if ob1 has the same key_values as ob2. */
177static int 174static bool
178compare_ob_value_lists (const object *ob1, const object *ob2) 175compare_ob_value_lists (const object *ob1, const object *ob2)
179{ 176{
180 /* However, there may be fields in has which aren't partnered in wants, 177 /* However, there may be fields in has which aren't partnered in wants,
181 * so we need to run the comparison *twice*. :( 178 * so we need to run the comparison *twice*. :(
182 */ 179 */
203 || ob1->speed != ob2->speed 200 || ob1->speed != ob2->speed
204 || ob1->value != ob2->value 201 || ob1->value != ob2->value
205 || ob1->name != ob2->name) 202 || ob1->name != ob2->name)
206 return 0; 203 return 0;
207 204
208 //TODO: this ain't working well, use nicer and correct overflow check 205 /* Do not merge objects if nrof would overflow. First part checks
209 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 206 * for unsigned overflow (2c), second part checks whether the result
210 * value could not be stored in a sint32 (which unfortunately sometimes is 207 * would fit into a 32 bit signed int, which is often used to hold
211 * used to store nrof). 208 * nrof values.
212 */ 209 */
213 if (ob1->nrof + ob2->nrof >= 1UL << 31) 210 if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
214 return 0; 211 return 0;
215 212
216 /* If the objects have been identified, set the BEEN_APPLIED flag. 213 /* If the objects have been identified, set the BEEN_APPLIED flag.
217 * This is to the comparison of the flags below will be OK. We 214 * This is to the comparison of the flags below will be OK. We
218 * just can't ignore the been applied or identified flags, as they 215 * just can't ignore the been applied or identified flags, as they
219 * are not equal - just if it has been identified, the been_applied 216 * are not equal - just if it has been identified, the been_applied
220 * flags lose any meaning. 217 * flags lose any meaning.
221 */ 218 */
222 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) 219 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
223 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 220 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
224 221
225 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 222 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
226 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 223 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
227 224
228 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 225 if (ob1->arch->name != ob2->arch->name
229 || ob1->arch != ob2->arch
230 || ob1->name != ob2->name 226 || ob1->name != ob2->name
231 || ob1->title != ob2->title 227 || ob1->title != ob2->title
232 || ob1->msg != ob2->msg 228 || ob1->msg != ob2->msg
233 || ob1->weight != ob2->weight 229 || ob1->weight != ob2->weight
234 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
235 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
236 || ob1->attacktype != ob2->attacktype 230 || ob1->attacktype != ob2->attacktype
237 || ob1->magic != ob2->magic 231 || ob1->magic != ob2->magic
238 || ob1->slaying != ob2->slaying 232 || ob1->slaying != ob2->slaying
239 || ob1->skill != ob2->skill 233 || ob1->skill != ob2->skill
240 || ob1->value != ob2->value 234 || ob1->value != ob2->value
247 || ob1->move_block != ob2->move_block 241 || ob1->move_block != ob2->move_block
248 || ob1->move_allow != ob2->move_allow 242 || ob1->move_allow != ob2->move_allow
249 || ob1->move_on != ob2->move_on 243 || ob1->move_on != ob2->move_on
250 || ob1->move_off != ob2->move_off 244 || ob1->move_off != ob2->move_off
251 || ob1->move_slow != ob2->move_slow 245 || ob1->move_slow != ob2->move_slow
252 || ob1->move_slow_penalty != ob2->move_slow_penalty) 246 || ob1->move_slow_penalty != ob2->move_slow_penalty
247 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
248 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
253 return 0; 249 return 0;
254 250
251 if ((ob1->flag ^ ob2->flag)
252 .reset (FLAG_INV_LOCKED)
253 .reset (FLAG_CLIENT_SENT)
254 .reset (FLAG_REMOVED)
255 .any ())
256 return 0;
257
255 /* This is really a spellbook check - really, we should 258 /* This is really a spellbook check - we should in general
256 * check all objects in the inventory. 259 * not merge objects with real inventories, as splitting them
260 * is hard.
257 */ 261 */
258 if (ob1->inv || ob2->inv) 262 if (ob1->inv || ob2->inv)
259 { 263 {
260 /* if one object has inventory but the other doesn't, not equiv */ 264 if (!(ob1->inv && ob2->inv))
261 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) 265 return 0; /* inventories differ in length */
262 return 0;
263 266
264 /* Now check to see if the two inventory objects could merge */ 267 if (ob1->inv->below || ob2->inv->below)
268 return 0; /* more than one object in inv */
269
265 if (!object::can_merge (ob1->inv, ob2->inv)) 270 if (!object::can_merge (ob1->inv, ob2->inv))
266 return 0; 271 return 0; /* inventory objects differ */
267 272
268 /* inventory ok - still need to check rest of this object to see 273 /* inventory ok - still need to check rest of this object to see
269 * if it is valid. 274 * if it is valid.
270 */ 275 */
271 } 276 }
290 if (ob1->level != ob2->level) 295 if (ob1->level != ob2->level)
291 return 0; 296 return 0;
292 break; 297 break;
293 } 298 }
294 299
295 if (ob1->key_values != NULL || ob2->key_values != NULL) 300 if (ob1->key_values || ob2->key_values)
296 { 301 {
297 /* At least one of these has key_values. */ 302 /* At least one of these has key_values. */
298 if ((ob1->key_values == NULL) != (ob2->key_values == NULL)) 303 if ((!ob1->key_values) != (!ob2->key_values))
299 /* One has fields, but the other one doesn't. */ 304 return 0; /* One has fields, but the other one doesn't. */
305
306 if (!compare_ob_value_lists (ob1, ob2))
300 return 0; 307 return 0;
301 else if (!compare_ob_value_lists (ob1, ob2))
302 return 0;
303 } 308 }
304 309
305 //TODO: generate an event or call into perl for additional checks
306 if (ob1->self || ob2->self) 310 if (ob1->self || ob2->self)
307 { 311 {
308 ob1->optimise (); 312 ob1->optimise ();
309 ob2->optimise (); 313 ob2->optimise ();
310 314
311 if (ob1->self || ob2->self) 315 if (ob1->self || ob2->self)
316 {
317 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
318 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
319
320 if (k1 != k2)
312 return 0; 321 return 0;
322
323 if (k1 == 0)
324 return 1;
325
326 if (!cfperl_can_merge (ob1, ob2))
327 return 0;
328 }
313 } 329 }
314 330
315 /* Everything passes, must be OK. */ 331 /* Everything passes, must be OK. */
316 return 1; 332 return 1;
317} 333}
318 334
335// find player who can see this object
336object *
337object::visible_to () const
338{
339 if (client_visible () && !flag [FLAG_REMOVED])
340 {
341 // see if we are in a container of sorts
342 if (env)
343 {
344 // the player inventory itself is always visible
345 if (env->type == PLAYER)
346 return env;
347
348 // else a player could have our env open
349 object *envest = env->outer_env ();
350
351 // the player itself is always on a map, so we will find him here
352 // even if our inv is in a player.
353 if (envest->is_on_map ())
354 if (object *pl = envest->ms ().player ())
355 if (pl->container == env)
356 return pl;
357 }
358 else
359 {
360 // maybe there is a player standing on the same mapspace
361 // this will catch the case where "this" is a player
362 if (object *pl = ms ().player ())
363 if (!pl->container || this == pl->container)
364 return pl;
365 }
366 }
367
368 return 0;
369}
370
371// adjust weight per container type ("of holding")
372static sint32
373weight_adjust (object *op, sint32 weight)
374{
375 return op->type == CONTAINER
376 ? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
377 : weight;
378}
379
319/* 380/*
381 * adjust_weight(object, weight) adds the specified weight to an object,
382 * and also updates how much the environment(s) is/are carrying.
383 */
384static void
385adjust_weight (object *op, sint32 weight)
386{
387 while (op)
388 {
389 weight = weight_adjust (op, weight);
390
391 if (!weight)
392 return;
393
394 op->carrying += weight;
395
396 if (object *pl = op->visible_to ())
397 if (pl != op) // player is handled lazily
398 esrv_update_item (UPD_WEIGHT, pl, op);
399
400 op = op->env;
401 }
402}
403
404/*
320 * sum_weight() is a recursive function which calculates the weight 405 * this is a recursive function which calculates the weight
321 * an object is carrying. It goes through in figures out how much 406 * an object is carrying. It goes through op and figures out how much
322 * containers are carrying, and sums it up. 407 * containers are carrying, and sums it up.
323 */ 408 */
324long 409void
325sum_weight (object *op) 410object::update_weight ()
326{ 411{
327 long sum; 412 sint32 sum = 0;
328 object *inv;
329 413
330 for (sum = 0, inv = op->inv; inv; inv = inv->below) 414 for (object *op = inv; op; op = op->below)
331 { 415 {
332 if (inv->inv) 416 if (op->inv)
333 sum_weight (inv); 417 op->update_weight ();
334 418
335 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 419 sum += op->total_weight ();
420 }
421
422 sum = weight_adjust (this, sum);
423
424 if (sum != carrying)
336 } 425 {
337
338 if (op->type == CONTAINER && op->stats.Str)
339 sum = (sum * (100 - op->stats.Str)) / 100;
340
341 if (op->carrying != sum)
342 op->carrying = sum; 426 carrying = sum;
343 427
344 return sum; 428 if (object *pl = visible_to ())
429 if (pl != this) // player is handled lazily
430 esrv_update_item (UPD_WEIGHT, pl, this);
431 }
345} 432}
346 433
347/** 434/*
348 * Return the outermost environment object for a given object. 435 * Used by: Server DM commands: dumpbelow, dump. Some error messages.
349 */
350
351object *
352object_get_env_recursive (object *op)
353{
354 while (op->env != NULL)
355 op = op->env;
356 return op;
357}
358
359/*
360 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
361 * Some error messages.
362 * The result of the dump is stored in the static global errmsg array.
363 */ 436 */
364char * 437char *
365dump_object (object *op) 438dump_object (object *op)
366{ 439{
367 if (!op) 440 if (!op)
375/* 448/*
376 * get_nearest_part(multi-object, object 2) returns the part of the 449 * get_nearest_part(multi-object, object 2) returns the part of the
377 * multi-object 1 which is closest to the second object. 450 * multi-object 1 which is closest to the second object.
378 * If it's not a multi-object, it is returned. 451 * If it's not a multi-object, it is returned.
379 */ 452 */
380
381object * 453object *
382get_nearest_part (object *op, const object *pl) 454get_nearest_part (object *op, const object *pl)
383{ 455{
384 object *tmp, *closest; 456 object *tmp, *closest;
385 int last_dist, i; 457 int last_dist, i;
386 458
387 if (op->more == NULL) 459 if (!op->more)
388 return op; 460 return op;
461
389 for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more) 462 for (last_dist = distance (op, pl), closest = op, tmp = op->more;
463 tmp;
464 tmp = tmp->more)
390 if ((i = distance (tmp, pl)) < last_dist) 465 if ((i = distance (tmp, pl)) < last_dist)
391 closest = tmp, last_dist = i; 466 closest = tmp, last_dist = i;
467
392 return closest; 468 return closest;
393} 469}
394 470
395/* 471/*
396 * Returns the object which has the count-variable equal to the argument. 472 * Returns the object which has the count-variable equal to the argument.
473 * VERRRY slow.
397 */ 474 */
398object * 475object *
399find_object (tag_t i) 476find_object (tag_t i)
400{ 477{
401 for_all_objects (op) 478 for_all_objects (op)
421 break; 498 break;
422 499
423 return op; 500 return op;
424} 501}
425 502
426void
427free_all_object_data ()
428{
429 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
430}
431
432/* 503/*
433 * Sets the owner and sets the skill and exp pointers to owner's current 504 * Sets the owner and sets the skill and exp pointers to owner's current
434 * skill and experience objects. 505 * skill and experience objects.
506 * ACTUALLY NO! investigate! TODO
435 */ 507 */
436void 508void
437object::set_owner (object *owner) 509object::set_owner (object *owner)
438{ 510{
511 // allow objects which own objects
439 if (!owner) 512 if (owner)
440 return;
441
442 /* next line added to allow objects which own objects */
443 /* Add a check for ownercounts in here, as I got into an endless loop
444 * with the fireball owning a poison cloud which then owned the
445 * fireball. I believe that was caused by one of the objects getting
446 * freed and then another object replacing it. Since the ownercounts
447 * didn't match, this check is valid and I believe that cause is valid.
448 */
449 while (owner->owner) 513 while (owner->owner)
450 owner = owner->owner; 514 owner = owner->owner;
515
516 if (flag [FLAG_FREED])
517 {
518 LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
519 return;
520 }
451 521
452 this->owner = owner; 522 this->owner = owner;
453} 523}
454 524
455int 525int
587object::copy_to (object *dst) 657object::copy_to (object *dst)
588{ 658{
589 *dst = *this; 659 *dst = *this;
590 660
591 if (speed < 0) 661 if (speed < 0)
592 dst->speed_left = speed_left - rndm (); 662 dst->speed_left -= rndm ();
593 663
594 dst->set_speed (dst->speed); 664 dst->set_speed (dst->speed);
595} 665}
596 666
597void 667void
598object::instantiate () 668object::instantiate ()
599{ 669{
600 if (!uuid.seq) // HACK 670 if (!uuid.seq) // HACK
601 uuid = gen_uuid (); 671 uuid = UUID::gen ();
602 672
603 speed_left = -0.1f; 673 speed_left = -0.1f;
604 /* copy the body_info to the body_used - this is only really 674 /* copy the body_info to the body_used - this is only really
605 * need for monsters, but doesn't hurt to do it for everything. 675 * need for monsters, but doesn't hurt to do it for everything.
606 * by doing so, when a monster is created, it has good starting 676 * by doing so, when a monster is created, it has good starting
676 * UP_OBJ_FACE: only the objects face has changed. 746 * UP_OBJ_FACE: only the objects face has changed.
677 */ 747 */
678void 748void
679update_object (object *op, int action) 749update_object (object *op, int action)
680{ 750{
681 if (op == NULL) 751 if (!op)
682 { 752 {
683 /* this should never happen */ 753 /* this should never happen */
684 LOG (llevDebug, "update_object() called for NULL object.\n"); 754 LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
685 return; 755 return;
686 } 756 }
687 757
688 if (op->env) 758 if (!op->is_on_map ())
689 { 759 {
690 /* Animation is currently handled by client, so nothing 760 /* Animation is currently handled by client, so nothing
691 * to do in this case. 761 * to do in this case.
692 */ 762 */
693 return; 763 return;
694 } 764 }
695
696 /* If the map is saving, don't do anything as everything is
697 * going to get freed anyways.
698 */
699 if (!op->map || op->map->in_memory == MAP_SAVING)
700 return;
701 765
702 /* make sure the object is within map boundaries */ 766 /* make sure the object is within map boundaries */
703 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height) 767 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
704 { 768 {
705 LOG (llevError, "update_object() called for object out of map!\n"); 769 LOG (llevError, "update_object() called for object out of map!\n");
765static int object_count; 829static int object_count;
766 830
767void object::link () 831void object::link ()
768{ 832{
769 assert (!index);//D 833 assert (!index);//D
770 uuid = gen_uuid (); 834 uuid = UUID::gen ();
771 count = ++object_count; 835 count = ++object_count;
772 836
773 refcnt_inc (); 837 refcnt_inc ();
774 objects.insert (this); 838 objects.insert (this);
775} 839}
848object::destroy_inv (bool drop_to_ground) 912object::destroy_inv (bool drop_to_ground)
849{ 913{
850 // need to check first, because the checks below might segfault 914 // need to check first, because the checks below might segfault
851 // as we might be on an invalid mapspace and crossfire code 915 // as we might be on an invalid mapspace and crossfire code
852 // is too buggy to ensure that the inventory is empty. 916 // is too buggy to ensure that the inventory is empty.
853 // corollary: if you create arrows etc. with stuff in tis inventory, 917 // corollary: if you create arrows etc. with stuff in its inventory,
854 // cf will crash below with off-map x and y 918 // cf will crash below with off-map x and y
855 if (!inv) 919 if (!inv)
856 return; 920 return;
857 921
858 /* Only if the space blocks everything do we not process - 922 /* Only if the space blocks everything do we not process -
859 * if some form of movement is allowed, let objects 923 * if some form of movement is allowed, let objects
860 * drop on that space. 924 * drop on that space.
861 */ 925 */
862 if (!drop_to_ground 926 if (!drop_to_ground
863 || !map 927 || !map
864 || map->in_memory != MAP_IN_MEMORY 928 || map->in_memory != MAP_ACTIVE
865 || map->nodrop 929 || map->nodrop
866 || ms ().move_block == MOVE_ALL) 930 || ms ().move_block == MOVE_ALL)
867 { 931 {
868 while (inv) 932 while (inv)
869 { 933 {
870 inv->destroy_inv (drop_to_ground); 934 inv->destroy_inv (false);
871 inv->destroy (); 935 inv->destroy ();
872 } 936 }
873 } 937 }
874 else 938 else
875 { /* Put objects in inventory onto this space */ 939 { /* Put objects in inventory onto this space */
881 || op->flag [FLAG_NO_DROP] 945 || op->flag [FLAG_NO_DROP]
882 || op->type == RUNE 946 || op->type == RUNE
883 || op->type == TRAP 947 || op->type == TRAP
884 || op->flag [FLAG_IS_A_TEMPLATE] 948 || op->flag [FLAG_IS_A_TEMPLATE]
885 || op->flag [FLAG_DESTROY_ON_DEATH]) 949 || op->flag [FLAG_DESTROY_ON_DEATH])
886 op->destroy (); 950 op->destroy (true);
887 else 951 else
888 map->insert (op, x, y); 952 map->insert (op, x, y);
889 } 953 }
890 } 954 }
891} 955}
895 object *op = new object; 959 object *op = new object;
896 op->link (); 960 op->link ();
897 return op; 961 return op;
898} 962}
899 963
964static struct freed_map : maptile
965{
966 freed_map ()
967 {
968 path = "<freed objects map>";
969 name = "/internal/freed_objects_map";
970 width = 3;
971 height = 3;
972 nodrop = 1;
973
974 alloc ();
975 in_memory = MAP_ACTIVE;
976 }
977} freed_map; // freed objects are moved here to avoid crashes
978
900void 979void
901object::do_destroy () 980object::do_destroy ()
902{ 981{
903 attachable::do_destroy ();
904
905 if (flag [FLAG_IS_LINKED]) 982 if (flag [FLAG_IS_LINKED])
906 remove_button_link (this); 983 remove_button_link (this);
907 984
908 if (flag [FLAG_FRIENDLY]) 985 if (flag [FLAG_FRIENDLY])
909 remove_friendly_object (this); 986 remove_friendly_object (this);
910 987
911 if (!flag [FLAG_REMOVED])
912 remove (); 988 remove ();
913 989
914 destroy_inv (true); 990 attachable::do_destroy ();
915 991
916 deactivate (); 992 deactivate ();
917 unlink (); 993 unlink ();
918 994
919 flag [FLAG_FREED] = 1; 995 flag [FLAG_FREED] = 1;
920 996
921 // hack to ensure that freed objects still have a valid map 997 // hack to ensure that freed objects still have a valid map
922 {
923 static maptile *freed_map; // freed objects are moved here to avoid crashes
924
925 if (!freed_map)
926 {
927 freed_map = new maptile;
928
929 freed_map->name = "/internal/freed_objects_map";
930 freed_map->width = 3;
931 freed_map->height = 3;
932
933 freed_map->alloc ();
934 freed_map->in_memory = MAP_IN_MEMORY;
935 }
936
937 map = freed_map; 998 map = &freed_map;
938 x = 1; 999 x = 1;
939 y = 1; 1000 y = 1;
940 }
941 1001
942 if (more) 1002 if (more)
943 { 1003 {
944 more->destroy (); 1004 more->destroy ();
945 more = 0; 1005 more = 0;
958object::destroy (bool destroy_inventory) 1018object::destroy (bool destroy_inventory)
959{ 1019{
960 if (destroyed ()) 1020 if (destroyed ())
961 return; 1021 return;
962 1022
1023 if (!is_head () && !head->destroyed ())
1024 {
1025 LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1026 head->destroy (destroy_inventory);
1027 return;
1028 }
1029
963 if (destroy_inventory) 1030 destroy_inv (!destroy_inventory);
964 destroy_inv (false); 1031
1032 if (is_head ())
1033 if (sound_destroy)
1034 play_sound (sound_destroy);
1035 else if (flag [FLAG_MONSTER])
1036 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
965 1037
966 attachable::destroy (); 1038 attachable::destroy ();
967}
968
969/*
970 * sub_weight() recursively (outwards) subtracts a number from the
971 * weight of an object (and what is carried by it's environment(s)).
972 */
973void
974sub_weight (object *op, signed long weight)
975{
976 while (op != NULL)
977 {
978 if (op->type == CONTAINER)
979 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
980
981 op->carrying -= weight;
982 op = op->env;
983 }
984} 1039}
985 1040
986/* op->remove (): 1041/* op->remove ():
987 * This function removes the object op from the linked list of objects 1042 * This function removes the object op from the linked list of objects
988 * which it is currently tied to. When this function is done, the 1043 * which it is currently tied to. When this function is done, the
994object::do_remove () 1049object::do_remove ()
995{ 1050{
996 object *tmp, *last = 0; 1051 object *tmp, *last = 0;
997 object *otmp; 1052 object *otmp;
998 1053
999 if (QUERY_FLAG (this, FLAG_REMOVED)) 1054 if (flag [FLAG_REMOVED])
1000 return; 1055 return;
1001 1056
1002 SET_FLAG (this, FLAG_REMOVED);
1003 INVOKE_OBJECT (REMOVE, this); 1057 INVOKE_OBJECT (REMOVE, this);
1058
1059 flag [FLAG_REMOVED] = true;
1004 1060
1005 if (more) 1061 if (more)
1006 more->remove (); 1062 more->remove ();
1007 1063
1008 /* 1064 /*
1009 * In this case, the object to be removed is in someones 1065 * In this case, the object to be removed is in someones
1010 * inventory. 1066 * inventory.
1011 */ 1067 */
1012 if (env) 1068 if (env)
1013 { 1069 {
1070 flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1071 if (object *pl = visible_to ())
1072 esrv_del_item (pl->contr, count);
1073 flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1074
1075 adjust_weight (env, -total_weight ());
1076
1077 *(above ? &above->below : &env->inv) = below;
1078
1014 if (nrof) 1079 if (below)
1015 sub_weight (env, weight * nrof); 1080 below->above = above;
1016 else 1081
1017 sub_weight (env, weight + carrying); 1082 /* we set up values so that it could be inserted into
1083 * the map, but we don't actually do that - it is up
1084 * to the caller to decide what we want to do.
1085 */
1086 map = env->map;
1087 x = env->x;
1088 y = env->y;
1089 above = 0;
1090 below = 0;
1091 env = 0;
1018 1092
1019 /* NO_FIX_PLAYER is set when a great many changes are being 1093 /* NO_FIX_PLAYER is set when a great many changes are being
1020 * made to players inventory. If set, avoiding the call 1094 * made to players inventory. If set, avoiding the call
1021 * to save cpu time. 1095 * to save cpu time.
1022 */ 1096 */
1023 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1097 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1024 otmp->update_stats (); 1098 otmp->update_stats ();
1025
1026 if (above)
1027 above->below = below;
1028 else
1029 env->inv = below;
1030
1031 if (below)
1032 below->above = above;
1033
1034 /* we set up values so that it could be inserted into
1035 * the map, but we don't actually do that - it is up
1036 * to the caller to decide what we want to do.
1037 */
1038 x = env->x, y = env->y;
1039 map = env->map;
1040 above = 0, below = 0;
1041 env = 0;
1042 } 1099 }
1043 else if (map) 1100 else if (map)
1044 { 1101 {
1045 if (type == PLAYER)
1046 {
1047 // leaving a spot always closes any open container on the ground
1048 if (container && !container->env)
1049 // this causes spurious floorbox updates, but it ensures
1050 // that the CLOSE event is being sent.
1051 close_container ();
1052
1053 --map->players;
1054 map->touch ();
1055 }
1056
1057 map->dirty = true; 1102 map->dirty = true;
1058 mapspace &ms = this->ms (); 1103 mapspace &ms = this->ms ();
1104
1105 if (object *pl = ms.player ())
1106 {
1107 if (type == PLAYER) // this == pl(!)
1108 {
1109 // leaving a spot always closes any open container on the ground
1110 if (container && !container->env)
1111 // this causes spurious floorbox updates, but it ensures
1112 // that the CLOSE event is being sent.
1113 close_container ();
1114
1115 --map->players;
1116 map->touch ();
1117 }
1118 else if (pl->container == this)
1119 {
1120 // removing a container should close it
1121 close_container ();
1122 }
1123
1124 esrv_del_item (pl->contr, count);
1125 }
1059 1126
1060 /* link the object above us */ 1127 /* link the object above us */
1061 if (above) 1128 if (above)
1062 above->below = below; 1129 above->below = below;
1063 else 1130 else
1084 if (map->in_memory == MAP_SAVING) 1151 if (map->in_memory == MAP_SAVING)
1085 return; 1152 return;
1086 1153
1087 int check_walk_off = !flag [FLAG_NO_APPLY]; 1154 int check_walk_off = !flag [FLAG_NO_APPLY];
1088 1155
1156 if (object *pl = ms.player ())
1157 {
1158 if (pl->container == this)
1159 /* If a container that the player is currently using somehow gets
1160 * removed (most likely destroyed), update the player view
1161 * appropriately.
1162 */
1163 pl->close_container ();
1164
1165 //TODO: the floorbox prev/next might need updating
1166 esrv_del_item (pl->contr, count);
1167 }
1168
1089 for (tmp = ms.bot; tmp; tmp = tmp->above) 1169 for (tmp = ms.bot; tmp; tmp = tmp->above)
1090 { 1170 {
1091 /* No point updating the players look faces if he is the object 1171 /* No point updating the players look faces if he is the object
1092 * being removed. 1172 * being removed.
1093 */ 1173 */
1094
1095 if (tmp->type == PLAYER && tmp != this)
1096 {
1097 /* If a container that the player is currently using somehow gets
1098 * removed (most likely destroyed), update the player view
1099 * appropriately.
1100 */
1101 if (tmp->container == this)
1102 {
1103 flag [FLAG_APPLIED] = 0;
1104 tmp->container = 0;
1105 }
1106
1107 if (tmp->contr->ns)
1108 tmp->contr->ns->floorbox_update ();
1109 }
1110 1174
1111 /* See if object moving off should effect something */ 1175 /* See if object moving off should effect something */
1112 if (check_walk_off 1176 if (check_walk_off
1113 && ((move_type & tmp->move_off) 1177 && ((move_type & tmp->move_off)
1114 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1178 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1146merge_ob (object *op, object *top) 1210merge_ob (object *op, object *top)
1147{ 1211{
1148 if (!op->nrof) 1212 if (!op->nrof)
1149 return 0; 1213 return 0;
1150 1214
1151 if (top) 1215 if (!top)
1152 for (top = op; top && top->above; top = top->above) 1216 for (top = op; top && top->above; top = top->above)
1153 ; 1217 ;
1154 1218
1155 for (; top; top = top->below) 1219 for (; top; top = top->below)
1156 {
1157 if (top == op)
1158 continue;
1159
1160 if (object::can_merge (op, top)) 1220 if (object::can_merge (op, top))
1161 { 1221 {
1162 top->nrof += op->nrof; 1222 top->nrof += op->nrof;
1163 1223
1164/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1224 if (object *pl = top->visible_to ())
1165 op->weight = 0; /* Don't want any adjustements now */ 1225 esrv_update_item (UPD_NROF, pl, top);
1226
1227 op->weight = 0; // cancel the addition above
1228 op->carrying = 0; // must be 0 already
1229
1166 op->destroy (); 1230 op->destroy (1);
1231
1167 return top; 1232 return top;
1168 } 1233 }
1169 }
1170 1234
1171 return 0; 1235 return 0;
1172} 1236}
1173 1237
1174void 1238void
1233object * 1297object *
1234insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1298insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1235{ 1299{
1236 assert (!op->flag [FLAG_FREED]); 1300 assert (!op->flag [FLAG_FREED]);
1237 1301
1238 object *top, *floor = NULL;
1239
1240 op->remove (); 1302 op->remove ();
1241
1242#if 0
1243 if (!m->active != !op->active)
1244 if (m->active)
1245 op->activate_recursive ();
1246 else
1247 op->deactivate_recursive ();
1248#endif
1249
1250 if (out_of_map (m, op->x, op->y))
1251 {
1252 LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());
1253#ifdef MANY_CORES
1254 /* Better to catch this here, as otherwise the next use of this object
1255 * is likely to cause a crash. Better to find out where it is getting
1256 * improperly inserted.
1257 */
1258 abort ();
1259#endif
1260 return op;
1261 }
1262
1263 if (object *more = op->more)
1264 if (!insert_ob_in_map (more, m, originator, flag))
1265 return 0;
1266
1267 CLEAR_FLAG (op, FLAG_REMOVED);
1268 1303
1269 /* Ideally, the caller figures this out. However, it complicates a lot 1304 /* Ideally, the caller figures this out. However, it complicates a lot
1270 * of areas of callers (eg, anything that uses find_free_spot would now 1305 * of areas of callers (eg, anything that uses find_free_spot would now
1271 * need extra work 1306 * need extra work
1272 */ 1307 */
1273 if (!xy_normalise (m, op->x, op->y)) 1308 if (!xy_normalise (m, op->x, op->y))
1309 {
1310 op->destroy (1);
1274 return 0; 1311 return 0;
1312 }
1313
1314 if (object *more = op->more)
1315 if (!insert_ob_in_map (more, m, originator, flag))
1316 return 0;
1317
1318 CLEAR_FLAG (op, FLAG_REMOVED);
1275 1319
1276 op->map = m; 1320 op->map = m;
1277 mapspace &ms = op->ms (); 1321 mapspace &ms = op->ms ();
1278 1322
1279 /* this has to be done after we translate the coordinates. 1323 /* this has to be done after we translate the coordinates.
1280 */ 1324 */
1281 if (op->nrof && !(flag & INS_NO_MERGE)) 1325 if (op->nrof && !(flag & INS_NO_MERGE))
1282 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 1326 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1283 if (object::can_merge (op, tmp)) 1327 if (object::can_merge (op, tmp))
1284 { 1328 {
1329 // TODO: we atcually want to update tmp, not op,
1330 // but some caller surely breaks when we return tmp
1331 // from here :/
1285 op->nrof += tmp->nrof; 1332 op->nrof += tmp->nrof;
1286 tmp->destroy (); 1333 tmp->destroy (1);
1287 } 1334 }
1288 1335
1289 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1336 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1290 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1337 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1291 1338
1311 /* since *below* originator, no need to update top */ 1358 /* since *below* originator, no need to update top */
1312 originator->below = op; 1359 originator->below = op;
1313 } 1360 }
1314 else 1361 else
1315 { 1362 {
1363 object *top, *floor = NULL;
1364
1316 top = ms.bot; 1365 top = ms.bot;
1317 1366
1318 /* If there are other objects, then */ 1367 /* If there are other objects, then */
1319 if ((!(flag & INS_MAP_LOAD)) && top) 1368 if (top)
1320 { 1369 {
1321 object *last = 0; 1370 object *last = 0;
1322 1371
1323 /* 1372 /*
1324 * If there are multiple objects on this space, we do some trickier handling. 1373 * If there are multiple objects on this space, we do some trickier handling.
1377 if (last && last->below && last != floor) 1426 if (last && last->below && last != floor)
1378 top = last->below; 1427 top = last->below;
1379 } 1428 }
1380 } /* If objects on this space */ 1429 } /* If objects on this space */
1381 1430
1382 if (flag & INS_MAP_LOAD)
1383 top = ms.top;
1384
1385 if (flag & INS_ABOVE_FLOOR_ONLY) 1431 if (flag & INS_ABOVE_FLOOR_ONLY)
1386 top = floor; 1432 top = floor;
1387 1433
1388 /* Top is the object that our object (op) is going to get inserted above. 1434 /* Top is the object that our object (op) is going to get inserted above.
1389 */ 1435 */
1421 op->map->touch (); 1467 op->map->touch ();
1422 } 1468 }
1423 1469
1424 op->map->dirty = true; 1470 op->map->dirty = true;
1425 1471
1426 /* If we have a floor, we know the player, if any, will be above
1427 * it, so save a few ticks and start from there.
1428 */
1429 if (!(flag & INS_MAP_LOAD))
1430 if (object *pl = ms.player ()) 1472 if (object *pl = ms.player ())
1431 if (pl->contr->ns) 1473 //TODO: the floorbox prev/next might need updating
1432 pl->contr->ns->floorbox_update (); 1474 esrv_send_item (pl, op);
1433 1475
1434 /* If this object glows, it may affect lighting conditions that are 1476 /* If this object glows, it may affect lighting conditions that are
1435 * visible to others on this map. But update_all_los is really 1477 * visible to others on this map. But update_all_los is really
1436 * an inefficient way to do this, as it means los for all players 1478 * an inefficient way to do this, as it means los for all players
1437 * on the map will get recalculated. The players could very well 1479 * on the map will get recalculated. The players could very well
1479 * op is the object to insert it under: supplies x and the map. 1521 * op is the object to insert it under: supplies x and the map.
1480 */ 1522 */
1481void 1523void
1482replace_insert_ob_in_map (const char *arch_string, object *op) 1524replace_insert_ob_in_map (const char *arch_string, object *op)
1483{ 1525{
1484 object *tmp, *tmp1;
1485
1486 /* first search for itself and remove any old instances */ 1526 /* first search for itself and remove any old instances */
1487 1527
1488 for (tmp = op->ms ().bot; tmp; tmp = tmp->above) 1528 for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1489 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */ 1529 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1490 tmp->destroy (); 1530 tmp->destroy (1);
1491 1531
1492 tmp1 = arch_to_object (archetype::find (arch_string)); 1532 object *tmp = arch_to_object (archetype::find (arch_string));
1493 1533
1494 tmp1->x = op->x; 1534 tmp->x = op->x;
1495 tmp1->y = op->y; 1535 tmp->y = op->y;
1536
1496 insert_ob_in_map (tmp1, op->map, op, 0); 1537 insert_ob_in_map (tmp, op->map, op, 0);
1497} 1538}
1498 1539
1499object * 1540object *
1500object::insert_at (object *where, object *originator, int flags) 1541object::insert_at (object *where, object *originator, int flags)
1501{ 1542{
1543 if (where->env)
1544 return where->env->insert (this);
1545 else
1502 return where->map->insert (this, where->x, where->y, originator, flags); 1546 return where->map->insert (this, where->x, where->y, originator, flags);
1503} 1547}
1504 1548
1505/* 1549/*
1506 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1507 * is returned contains nr objects, and the remaining parts contains
1508 * the rest (or is removed and freed if that number is 0).
1509 * On failure, NULL is returned, and the reason put into the
1510 * global static errmsg array.
1511 */
1512object *
1513get_split_ob (object *orig_ob, uint32 nr)
1514{
1515 object *newob;
1516 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1517
1518 if (orig_ob->nrof < nr)
1519 {
1520 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1521 return NULL;
1522 }
1523
1524 newob = object_create_clone (orig_ob);
1525
1526 if ((orig_ob->nrof -= nr) < 1)
1527 orig_ob->destroy (1);
1528 else if (!is_removed)
1529 {
1530 if (orig_ob->env != NULL)
1531 sub_weight (orig_ob->env, orig_ob->weight * nr);
1532 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1533 {
1534 strcpy (errmsg, "Tried to split object whose map is not in memory.");
1535 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1536 return NULL;
1537 }
1538 }
1539
1540 newob->nrof = nr;
1541
1542 return newob;
1543}
1544
1545/*
1546 * decrease_ob_nr(object, number) decreases a specified number from 1550 * decrease(object, number) decreases a specified number from
1547 * the amount of an object. If the amount reaches 0, the object 1551 * the amount of an object. If the amount reaches 0, the object
1548 * is subsequently removed and freed. 1552 * is subsequently removed and freed.
1549 * 1553 *
1550 * Return value: 'op' if something is left, NULL if the amount reached 0 1554 * Return value: 'op' if something is left, NULL if the amount reached 0
1551 */ 1555 */
1556bool
1557object::decrease (sint32 nr)
1558{
1559 if (!nr)
1560 return true;
1561
1562 nr = min (nr, nrof);
1563
1564 nrof -= nr;
1565
1566 if (nrof)
1567 {
1568 adjust_weight (env, -weight * nr); // carrying == 0
1569
1570 if (object *pl = visible_to ())
1571 esrv_update_item (UPD_NROF, pl, this);
1572
1573 return true;
1574 }
1575 else
1576 {
1577 destroy (1);
1578 return false;
1579 }
1580}
1581
1582/*
1583 * split(ob,nr) splits up ob into two parts. The part which
1584 * is returned contains nr objects, and the remaining parts contains
1585 * the rest (or is removed and returned if that number is 0).
1586 * On failure, NULL is returned.
1587 */
1552object * 1588object *
1553decrease_ob_nr (object *op, uint32 i) 1589object::split (sint32 nr)
1554{ 1590{
1555 object *tmp; 1591 int have = number_of ();
1556 1592
1557 if (i == 0) /* objects with op->nrof require this check */ 1593 if (have < nr)
1558 return op; 1594 return 0;
1559 1595 else if (have == nr)
1560 if (i > op->nrof)
1561 i = op->nrof;
1562
1563 if (QUERY_FLAG (op, FLAG_REMOVED))
1564 op->nrof -= i;
1565 else if (op->env)
1566 { 1596 {
1567 /* is this object in the players inventory, or sub container
1568 * therein?
1569 */
1570 tmp = op->in_player ();
1571 /* nope. Is this a container the player has opened?
1572 * If so, set tmp to that player.
1573 * IMO, searching through all the players will mostly
1574 * likely be quicker than following op->env to the map,
1575 * and then searching the map for a player.
1576 */
1577 if (!tmp)
1578 for_all_players (pl)
1579 if (pl->ob->container == op->env)
1580 {
1581 tmp = pl->ob;
1582 break;
1583 }
1584
1585 if (i < op->nrof)
1586 {
1587 sub_weight (op->env, op->weight * i);
1588 op->nrof -= i;
1589 if (tmp)
1590 esrv_send_item (tmp, op);
1591 }
1592 else
1593 {
1594 op->remove (); 1597 remove ();
1595 op->nrof = 0; 1598 return this;
1596 if (tmp)
1597 esrv_del_item (tmp->contr, op->count);
1598 }
1599 } 1599 }
1600 else 1600 else
1601 { 1601 {
1602 object *above = op->above; 1602 decrease (nr);
1603 1603
1604 if (i < op->nrof) 1604 object *op = object_create_clone (this);
1605 op->nrof -= i; 1605 op->nrof = nr;
1606 else
1607 {
1608 op->remove ();
1609 op->nrof = 0;
1610 }
1611
1612 /* Since we just removed op, op->above is null */
1613 for (tmp = above; tmp; tmp = tmp->above)
1614 if (tmp->type == PLAYER)
1615 {
1616 if (op->nrof)
1617 esrv_send_item (tmp, op);
1618 else
1619 esrv_del_item (tmp->contr, op->count);
1620 }
1621 }
1622
1623 if (op->nrof)
1624 return op; 1606 return op;
1625 else
1626 {
1627 op->destroy ();
1628 return 0;
1629 }
1630}
1631
1632/*
1633 * add_weight(object, weight) adds the specified weight to an object,
1634 * and also updates how much the environment(s) is/are carrying.
1635 */
1636void
1637add_weight (object *op, signed long weight)
1638{
1639 while (op != NULL)
1640 {
1641 if (op->type == CONTAINER)
1642 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1643
1644 op->carrying += weight;
1645 op = op->env;
1646 } 1607 }
1647} 1608}
1648 1609
1649object * 1610object *
1650insert_ob_in_ob (object *op, object *where) 1611insert_ob_in_ob (object *op, object *where)
1675 * be != op, if items are merged. -Tero 1636 * be != op, if items are merged. -Tero
1676 */ 1637 */
1677object * 1638object *
1678object::insert (object *op) 1639object::insert (object *op)
1679{ 1640{
1680 object *tmp, *otmp;
1681
1682 if (!QUERY_FLAG (op, FLAG_REMOVED))
1683 op->remove ();
1684
1685 if (op->more) 1641 if (op->more)
1686 { 1642 {
1687 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1643 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1688 return op; 1644 return op;
1689 } 1645 }
1690 1646
1691 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1647 op->remove ();
1692 CLEAR_FLAG (op, FLAG_REMOVED); 1648
1649 op->flag [FLAG_OBJ_ORIGINAL] = 0;
1650
1693 if (op->nrof) 1651 if (op->nrof)
1694 {
1695 for (tmp = inv; tmp != NULL; tmp = tmp->below) 1652 for (object *tmp = inv; tmp; tmp = tmp->below)
1696 if (object::can_merge (tmp, op)) 1653 if (object::can_merge (tmp, op))
1697 { 1654 {
1698 /* return the original object and remove inserted object 1655 /* return the original object and remove inserted object
1699 (client needs the original object) */ 1656 (client needs the original object) */
1700 tmp->nrof += op->nrof; 1657 tmp->nrof += op->nrof;
1701 /* Weight handling gets pretty funky. Since we are adding to 1658
1702 * tmp->nrof, we need to increase the weight. 1659 if (object *pl = tmp->visible_to ())
1703 */ 1660 esrv_update_item (UPD_NROF, pl, tmp);
1661
1704 add_weight (this, op->weight * op->nrof); 1662 adjust_weight (this, op->total_weight ());
1705 SET_FLAG (op, FLAG_REMOVED); 1663
1706 op->destroy (); /* free the inserted object */ 1664 op->destroy (1);
1707 op = tmp; 1665 op = tmp;
1708 op->remove (); /* and fix old object's links */ 1666 goto inserted;
1709 CLEAR_FLAG (op, FLAG_REMOVED);
1710 break;
1711 } 1667 }
1712 1668
1713 /* I assume combined objects have no inventory 1669 op->owner = 0; // it's his/hers now. period.
1714 * We add the weight - this object could have just been removed
1715 * (if it was possible to merge). calling remove_ob will subtract
1716 * the weight, so we need to add it in again, since we actually do
1717 * the linking below
1718 */
1719 add_weight (this, op->weight * op->nrof);
1720 }
1721 else
1722 add_weight (this, (op->weight + op->carrying));
1723
1724 otmp = this->in_player ();
1725 if (otmp && otmp->contr)
1726 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1727 otmp->update_stats ();
1728
1729 op->map = 0; 1670 op->map = 0;
1730 op->env = this; 1671 op->x = 0;
1672 op->y = 0;
1673
1731 op->above = 0; 1674 op->above = 0;
1732 op->below = 0; 1675 op->below = inv;
1733 op->x = 0, op->y = 0; 1676 op->env = this;
1734 1677
1678 if (inv)
1679 inv->above = op;
1680
1681 inv = op;
1682
1683 op->flag [FLAG_REMOVED] = 0;
1684
1685 if (object *pl = op->visible_to ())
1686 esrv_send_item (pl, op);
1687
1688 adjust_weight (this, op->total_weight ());
1689
1690inserted:
1735 /* reset the light list and los of the players on the map */ 1691 /* reset the light list and los of the players on the map */
1736 if ((op->glow_radius != 0) && map) 1692 if (op->glow_radius && map && map->darkness)
1737 {
1738#ifdef DEBUG_LIGHTS
1739 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1740#endif /* DEBUG_LIGHTS */
1741 if (map->darkness)
1742 update_all_los (map, x, y); 1693 update_all_los (map, x, y);
1743 }
1744 1694
1745 /* Client has no idea of ordering so lets not bother ordering it here. 1695 // if this is a player's inventory, update stats
1746 * It sure simplifies this function... 1696 if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1747 */ 1697 update_stats ();
1748 if (!inv)
1749 inv = op;
1750 else
1751 {
1752 op->below = inv;
1753 op->below->above = op;
1754 inv = op;
1755 }
1756 1698
1757 INVOKE_OBJECT (INSERT, this); 1699 INVOKE_OBJECT (INSERT, this);
1758 1700
1759 return op; 1701 return op;
1760} 1702}
1975 * activate recursively a flag on an object inventory 1917 * activate recursively a flag on an object inventory
1976 */ 1918 */
1977void 1919void
1978flag_inv (object *op, int flag) 1920flag_inv (object *op, int flag)
1979{ 1921{
1980 if (op->inv)
1981 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1922 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1982 { 1923 {
1983 SET_FLAG (tmp, flag); 1924 SET_FLAG (tmp, flag);
1984 flag_inv (tmp, flag); 1925 flag_inv (tmp, flag);
1985 } 1926 }
1986} 1927}
1987 1928
1988/* 1929/*
1989 * deactivate recursively a flag on an object inventory 1930 * deactivate recursively a flag on an object inventory
1990 */ 1931 */
1991void 1932void
1992unflag_inv (object *op, int flag) 1933unflag_inv (object *op, int flag)
1993{ 1934{
1994 if (op->inv)
1995 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1935 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1996 { 1936 {
1997 CLEAR_FLAG (tmp, flag); 1937 CLEAR_FLAG (tmp, flag);
1998 unflag_inv (tmp, flag); 1938 unflag_inv (tmp, flag);
1999 } 1939 }
2000} 1940}
2001 1941
2002/* 1942/*
2003 * find_free_spot(object, map, x, y, start, stop) will search for 1943 * find_free_spot(object, map, x, y, start, stop) will search for
2004 * a spot at the given map and coordinates which will be able to contain 1944 * a spot at the given map and coordinates which will be able to contain
2006 * to search (see the freearr_x/y[] definition). 1946 * to search (see the freearr_x/y[] definition).
2007 * It returns a random choice among the alternatives found. 1947 * It returns a random choice among the alternatives found.
2008 * start and stop are where to start relative to the free_arr array (1,9 1948 * start and stop are where to start relative to the free_arr array (1,9
2009 * does all 4 immediate directions). This returns the index into the 1949 * does all 4 immediate directions). This returns the index into the
2010 * array of the free spot, -1 if no spot available (dir 0 = x,y) 1950 * array of the free spot, -1 if no spot available (dir 0 = x,y)
2011 * Note - this only checks to see if there is space for the head of the
2012 * object - if it is a multispace object, this should be called for all
2013 * pieces.
2014 * Note2: This function does correctly handle tiled maps, but does not 1951 * Note: This function does correctly handle tiled maps, but does not
2015 * inform the caller. However, insert_ob_in_map will update as 1952 * inform the caller. However, insert_ob_in_map will update as
2016 * necessary, so the caller shouldn't need to do any special work. 1953 * necessary, so the caller shouldn't need to do any special work.
2017 * Note - updated to take an object instead of archetype - this is necessary 1954 * Note - updated to take an object instead of archetype - this is necessary
2018 * because arch_blocked (now ob_blocked) needs to know the movement type 1955 * because arch_blocked (now ob_blocked) needs to know the movement type
2019 * to know if the space in question will block the object. We can't use 1956 * to know if the space in question will block the object. We can't use
2021 * customized, changed states, etc. 1958 * customized, changed states, etc.
2022 */ 1959 */
2023int 1960int
2024find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 1961find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2025{ 1962{
1963 int altern[SIZEOFFREE];
2026 int index = 0, flag; 1964 int index = 0, flag;
2027 int altern[SIZEOFFREE];
2028 1965
2029 for (int i = start; i < stop; i++) 1966 for (int i = start; i < stop; i++)
2030 { 1967 {
2031 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 1968 mapxy pos (m, x, y); pos.move (i);
2032 if (!flag) 1969
1970 if (!pos.normalise ())
1971 continue;
1972
1973 mapspace &ms = *pos;
1974
1975 if (ms.flags () & P_IS_ALIVE)
1976 continue;
1977
1978 /* However, often
1979 * ob doesn't have any move type (when used to place exits)
1980 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
1981 */
1982 if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
1983 {
2033 altern [index++] = i; 1984 altern [index++] = i;
1985 continue;
1986 }
2034 1987
2035 /* Basically, if we find a wall on a space, we cut down the search size. 1988 /* Basically, if we find a wall on a space, we cut down the search size.
2036 * In this way, we won't return spaces that are on another side of a wall. 1989 * In this way, we won't return spaces that are on another side of a wall.
2037 * This mostly work, but it cuts down the search size in all directions - 1990 * This mostly work, but it cuts down the search size in all directions -
2038 * if the space being examined only has a wall to the north and empty 1991 * if the space being examined only has a wall to the north and empty
2039 * spaces in all the other directions, this will reduce the search space 1992 * spaces in all the other directions, this will reduce the search space
2040 * to only the spaces immediately surrounding the target area, and 1993 * to only the spaces immediately surrounding the target area, and
2041 * won't look 2 spaces south of the target space. 1994 * won't look 2 spaces south of the target space.
2042 */ 1995 */
2043 else if ((flag & P_NO_PASS) && maxfree[i] < stop) 1996 if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
1997 {
2044 stop = maxfree[i]; 1998 stop = maxfree[i];
1999 continue;
2000 }
2001
2002 /* Note it is intentional that we check ob - the movement type of the
2003 * head of the object should correspond for the entire object.
2004 */
2005 if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2006 continue;
2007
2008 if (ob->blocked (m, pos.x, pos.y))
2009 continue;
2010
2011 altern [index++] = i;
2045 } 2012 }
2046 2013
2047 if (!index) 2014 if (!index)
2048 return -1; 2015 return -1;
2049 2016
2058 */ 2025 */
2059int 2026int
2060find_first_free_spot (const object *ob, maptile *m, int x, int y) 2027find_first_free_spot (const object *ob, maptile *m, int x, int y)
2061{ 2028{
2062 for (int i = 0; i < SIZEOFFREE; i++) 2029 for (int i = 0; i < SIZEOFFREE; i++)
2063 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 2030 if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2064 return i; 2031 return i;
2065 2032
2066 return -1; 2033 return -1;
2067} 2034}
2068 2035
2345 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause 2312 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2346 * core dumps if they do. 2313 * core dumps if they do.
2347 * 2314 *
2348 * Add a check so we can't pick up invisible objects (0.93.8) 2315 * Add a check so we can't pick up invisible objects (0.93.8)
2349 */ 2316 */
2350
2351int 2317int
2352can_pick (const object *who, const object *item) 2318can_pick (const object *who, const object *item)
2353{ 2319{
2354 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2320 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2355 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2321 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2606{ 2572{
2607 char flagdesc[512]; 2573 char flagdesc[512];
2608 char info2[256 * 4]; 2574 char info2[256 * 4];
2609 char *p = info; 2575 char *p = info;
2610 2576
2611 p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}", 2577 p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",
2612 count, uuid.seq, 2578 count,
2579 uuid.c_str (),
2613 &name, 2580 &name,
2614 title ? "\",title:\"" : "", 2581 title ? "\",title:\"" : "",
2615 title ? (const char *)title : "", 2582 title ? (const char *)title : "",
2616 flag_desc (flagdesc, 512), type); 2583 flag_desc (flagdesc, 512), type);
2617 2584
2618 if (env) 2585 if (!flag[FLAG_REMOVED] && env)
2619 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2586 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2620 2587
2621 if (map) 2588 if (map)
2622 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); 2589 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2623 2590
2641} 2608}
2642 2609
2643const materialtype_t * 2610const materialtype_t *
2644object::dominant_material () const 2611object::dominant_material () const
2645{ 2612{
2646 if (materialtype_t *mat = name_to_material (materialname)) 2613 if (materialtype_t *mt = name_to_material (materialname))
2647 return mat; 2614 return mt;
2648 2615
2649 // omfg this is slow, this has to be temporary :)
2650 shstr unknown ("unknown");
2651
2652 return name_to_material (unknown); 2616 return name_to_material (shstr_unknown);
2653} 2617}
2654 2618
2655void 2619void
2656object::open_container (object *new_container) 2620object::open_container (object *new_container)
2657{ 2621{
2658 if (container == new_container) 2622 if (container == new_container)
2659 return; 2623 return;
2660 2624
2661 if (object *old_container = container) 2625 object *old_container = container;
2626
2627 if (old_container)
2662 { 2628 {
2663 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this))) 2629 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2664 return; 2630 return;
2665 2631
2666#if 0 2632#if 0
2668 if (object *closer = old_container->inv) 2634 if (object *closer = old_container->inv)
2669 if (closer->type == CLOSE_CON) 2635 if (closer->type == CLOSE_CON)
2670 closer->destroy (); 2636 closer->destroy ();
2671#endif 2637#endif
2672 2638
2639 // make sure the container is available
2640 esrv_send_item (this, old_container);
2641
2673 old_container->flag [FLAG_APPLIED] = 0; 2642 old_container->flag [FLAG_APPLIED] = false;
2674 container = 0; 2643 container = 0;
2675 2644
2645 // client needs item update to make it work, client bug requires this to be separate
2676 esrv_update_item (UPD_FLAGS, this, old_container); 2646 esrv_update_item (UPD_FLAGS, this, old_container);
2647
2677 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container)); 2648 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2649 play_sound (sound_find ("chest_close"));
2678 } 2650 }
2679 2651
2680 if (new_container) 2652 if (new_container)
2681 { 2653 {
2682 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this))) 2654 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
2693 } 2665 }
2694#endif 2666#endif
2695 2667
2696 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container)); 2668 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2697 2669
2670 // make sure the container is available, client bug requires this to be separate
2671 esrv_send_item (this, new_container);
2672
2698 new_container->flag [FLAG_APPLIED] = 1; 2673 new_container->flag [FLAG_APPLIED] = true;
2699 container = new_container; 2674 container = new_container;
2700 2675
2676 // client needs flag change
2701 esrv_update_item (UPD_FLAGS, this, new_container); 2677 esrv_update_item (UPD_FLAGS, this, new_container);
2702 esrv_send_inventory (this, new_container); 2678 esrv_send_inventory (this, new_container);
2679 play_sound (sound_find ("chest_open"));
2680 }
2681// else if (!old_container->env && contr && contr->ns)
2682// contr->ns->floorbox_reset ();
2683}
2684
2685object *
2686object::force_find (const shstr name)
2687{
2688 /* cycle through his inventory to look for the MARK we want to
2689 * place
2690 */
2691 for (object *tmp = inv; tmp; tmp = tmp->below)
2692 if (tmp->type == FORCE && tmp->slaying == name)
2693 return splay (tmp);
2694
2695 return 0;
2696}
2697
2698void
2699object::force_add (const shstr name, int duration)
2700{
2701 if (object *force = force_find (name))
2702 force->destroy ();
2703
2704 object *force = get_archetype (FORCE_NAME);
2705
2706 force->slaying = name;
2707 force->stats.food = 1;
2708 force->speed_left = -1.f;
2709
2710 force->set_speed (duration ? 1.f / duration : 0.f);
2711 force->flag [FLAG_IS_USED_UP] = true;
2712 force->flag [FLAG_APPLIED] = true;
2713
2714 insert (force);
2715}
2716
2717void
2718object::play_sound (faceidx sound)
2719{
2720 if (!sound)
2721 return;
2722
2723 if (flag [FLAG_REMOVED])
2724 return;
2725
2726 if (env)
2703 } 2727 {
2728 if (object *pl = in_player ())
2729 pl->contr->play_sound (sound);
2730 }
2731 else
2732 map->play_sound (sound, x, y);
2704} 2733}
2705 2734
2706

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