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Comparing deliantra/server/common/object.C (file contents):
Revision 1.106 by root, Wed Jan 3 20:08:04 2007 UTC vs.
Revision 1.210 by root, Mon Apr 21 07:01:40 2008 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify
8 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
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 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
18 along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
20 21 * The authors can be reached via e-mail to <support@deliantra.net>
21 The authors can be reached via e-mail at <crossfire@schmorp.de>
22*/ 22 */
23 23
24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25 sub/add_weight will transcend the environment updating the carrying
26 variable. */
27#include <global.h> 24#include <global.h>
28#include <stdio.h> 25#include <stdio.h>
29#include <sys/types.h> 26#include <sys/types.h>
30#include <sys/uio.h> 27#include <sys/uio.h>
31#include <object.h> 28#include <object.h>
32#include <funcpoint.h> 29#include <funcpoint.h>
30#include <sproto.h>
33#include <loader.h> 31#include <loader.h>
34 32
35#include <bitset> 33#include <bitset>
36 34
37int nrofallocobjects = 0; 35UUID UUID::cur;
38static UUID uuid; 36static uint64_t seq_next_save;
39const uint64 UUID_SKIP = 1<<19; 37static const uint64 UUID_GAP = 1<<19;
40 38
41object *active_objects; /* List of active objects that need to be processed */ 39objectvec objects;
40activevec actives;
42 41
43short 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, 42short freearr_x[SIZEOFFREE] = {
43 0,
44 0, 1, 1, 1, 0, -1, -1, -1,
45 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
44 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
45}; 47};
46short 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] = {
49 0,
50 -1, -1, 0, 1, 1, 1, 0, -1,
51 -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
47 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3 52 -3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
48}; 53};
49int 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, 54int maxfree[SIZEOFFREE] = {
55 0,
56 9, 10, 13, 14, 17, 18, 21, 22,
57 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
50 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 58 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
51}; 59};
52int freedir[SIZEOFFREE] = { 60int freedir[SIZEOFFREE] = {
53 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, 61 0,
62 1, 2, 3, 4, 5, 6, 7, 8,
63 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
54 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8 64 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
55}; 65};
56 66
57static void 67static void
58write_uuid (void) 68write_uuid (uval64 skip, bool sync)
59{ 69{
60 char filename1[MAX_BUF], filename2[MAX_BUF]; 70 CALL_BEGIN (2);
61 71 CALL_ARG_SV (newSVval64 (skip));
62 sprintf (filename1, "%s/uuid", settings.localdir); 72 CALL_ARG_SV (boolSV (sync));
63 sprintf (filename2, "%s/uuid~", settings.localdir); 73 CALL_CALL ("cf::write_uuid", G_DISCARD);
64 74 CALL_END;
65 FILE *fp;
66
67 if (!(fp = fopen (filename2, "w")))
68 {
69 LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
70 return;
71 }
72
73 fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
74 fclose (fp);
75 rename (filename2, filename1);
76} 75}
77 76
78static void 77static void
79read_uuid (void) 78read_uuid (void)
80{ 79{
81 char filename[MAX_BUF]; 80 char filename[MAX_BUF];
82 81
83 sprintf (filename, "%s/uuid", settings.localdir); 82 sprintf (filename, "%s/uuid", settings.localdir);
84 83
84 seq_next_save = 0;
85
85 FILE *fp; 86 FILE *fp;
86 87
87 if (!(fp = fopen (filename, "r"))) 88 if (!(fp = fopen (filename, "r")))
88 { 89 {
89 if (errno == ENOENT) 90 if (errno == ENOENT)
90 { 91 {
91 LOG (llevInfo, "RESET uid to 1\n"); 92 LOG (llevInfo, "RESET uid to 1\n");
92 uuid.seq = 0; 93 UUID::cur.seq = 0;
93 write_uuid (); 94 write_uuid (UUID_GAP, true);
94 return; 95 return;
95 } 96 }
96 97
97 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename); 98 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
98 _exit (1); 99 _exit (1);
99 } 100 }
100 101
101 int version; 102 UUID::BUF buf;
102 unsigned long long uid; 103 buf[0] = 0;
103 if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1) 104 fgets (buf, sizeof (buf), fp);
105
106 if (!UUID::cur.parse (buf))
104 { 107 {
105 LOG (llevError, "FATAL: error reading uid from %s!\n", filename); 108 LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf);
106 _exit (1); 109 _exit (1);
107 } 110 }
108 111
109 uuid.seq = uid; 112 LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ());
110 write_uuid (); 113
111 LOG (llevDebug, "read UID: %" PRId64 "\n", uid); 114 write_uuid (UUID_GAP, true);
112 fclose (fp); 115 fclose (fp);
113} 116}
114 117
115UUID 118UUID
116gen_uuid () 119UUID::gen ()
117{ 120{
118 UUID uid; 121 UUID uid;
119 122
120 uid.seq = ++uuid.seq; 123 uid.seq = ++cur.seq;
121 124
122 if (!(uuid.seq & (UUID_SKIP - 1))) 125 if (expect_false (cur.seq >= seq_next_save))
123 write_uuid (); 126 {
127 seq_next_save = UUID::cur.seq + (UUID_GAP >> 1);
128 write_uuid (UUID_GAP, false);
129 }
130
124 131
125 return uid; 132 return uid;
126} 133}
127 134
128void 135void
129init_uuid () 136UUID::init ()
130{ 137{
131 read_uuid (); 138 read_uuid ();
132} 139}
133 140
134/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 141/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
135static int 142static bool
136compare_ob_value_lists_one (const object *wants, const object *has) 143compare_ob_value_lists_one (const object *wants, const object *has)
137{ 144{
138 key_value *wants_field; 145 key_value *wants_field;
139 146
140 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both 147 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both
148 key_value *has_field; 155 key_value *has_field;
149 156
150 /* Look for a field in has with the same key. */ 157 /* Look for a field in has with the same key. */
151 has_field = get_ob_key_link (has, wants_field->key); 158 has_field = get_ob_key_link (has, wants_field->key);
152 159
153 if (has_field == NULL) 160 if (!has_field)
154 {
155 /* No field with that name. */ 161 return 0; /* No field with that name. */
156 return FALSE;
157 }
158 162
159 /* Found the matching field. */ 163 /* Found the matching field. */
160 if (has_field->value != wants_field->value) 164 if (has_field->value != wants_field->value)
161 {
162 /* Values don't match, so this half of the comparison is false. */ 165 return 0; /* Values don't match, so this half of the comparison is false. */
163 return FALSE;
164 }
165 166
166 /* If we get here, we found a match. Now for the next field in wants. */ 167 /* If we get here, we found a match. Now for the next field in wants. */
167 } 168 }
168 169
169 /* If we get here, every field in wants has a matching field in has. */ 170 /* If we get here, every field in wants has a matching field in has. */
170 return TRUE; 171 return 1;
171} 172}
172 173
173/* Returns TRUE if ob1 has the same key_values as ob2. */ 174/* Returns TRUE if ob1 has the same key_values as ob2. */
174static int 175static bool
175compare_ob_value_lists (const object *ob1, const object *ob2) 176compare_ob_value_lists (const object *ob1, const object *ob2)
176{ 177{
177 /* However, there may be fields in has which aren't partnered in wants, 178 /* However, there may be fields in has which aren't partnered in wants,
178 * so we need to run the comparison *twice*. :( 179 * so we need to run the comparison *twice*. :(
179 */ 180 */
200 || ob1->speed != ob2->speed 201 || ob1->speed != ob2->speed
201 || ob1->value != ob2->value 202 || ob1->value != ob2->value
202 || ob1->name != ob2->name) 203 || ob1->name != ob2->name)
203 return 0; 204 return 0;
204 205
205 //TODO: this ain't working well, use nicer and correct overflow check 206 /* Do not merge objects if nrof would overflow. First part checks
206 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 207 * for unsigned overflow (2c), second part checks whether the result
207 * value could not be stored in a sint32 (which unfortunately sometimes is 208 * would fit into a 32 bit signed int, which is often used to hold
208 * used to store nrof). 209 * nrof values.
209 */ 210 */
210 if (ob1->nrof + ob2->nrof >= 1UL << 31) 211 if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
211 return 0; 212 return 0;
212 213
213 /* If the objects have been identified, set the BEEN_APPLIED flag. 214 /* If the objects have been identified, set the BEEN_APPLIED flag.
214 * This is to the comparison of the flags below will be OK. We 215 * This is to the comparison of the flags below will be OK. We
215 * just can't ignore the been applied or identified flags, as they 216 * just can't ignore the been applied or identified flags, as they
216 * are not equal - just if it has been identified, the been_applied 217 * are not equal - just if it has been identified, the been_applied
217 * flags lose any meaning. 218 * flags lose any meaning.
218 */ 219 */
219 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) 220 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
220 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 221 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
221 222
222 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 223 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
223 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 224 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
224 225
225 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 226 if (ob1->arch->name != ob2->arch->name
226 || ob1->arch != ob2->arch
227 || ob1->name != ob2->name 227 || ob1->name != ob2->name
228 || ob1->title != ob2->title 228 || ob1->title != ob2->title
229 || ob1->msg != ob2->msg 229 || ob1->msg != ob2->msg
230 || ob1->weight != ob2->weight 230 || ob1->weight != ob2->weight
231 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
232 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
233 || ob1->attacktype != ob2->attacktype 231 || ob1->attacktype != ob2->attacktype
234 || ob1->magic != ob2->magic 232 || ob1->magic != ob2->magic
235 || ob1->slaying != ob2->slaying 233 || ob1->slaying != ob2->slaying
236 || ob1->skill != ob2->skill 234 || ob1->skill != ob2->skill
237 || ob1->value != ob2->value 235 || ob1->value != ob2->value
244 || ob1->move_block != ob2->move_block 242 || ob1->move_block != ob2->move_block
245 || ob1->move_allow != ob2->move_allow 243 || ob1->move_allow != ob2->move_allow
246 || ob1->move_on != ob2->move_on 244 || ob1->move_on != ob2->move_on
247 || ob1->move_off != ob2->move_off 245 || ob1->move_off != ob2->move_off
248 || ob1->move_slow != ob2->move_slow 246 || ob1->move_slow != ob2->move_slow
249 || ob1->move_slow_penalty != ob2->move_slow_penalty) 247 || ob1->move_slow_penalty != ob2->move_slow_penalty
248 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
249 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
250 return 0; 250 return 0;
251 251
252 if ((ob1->flag ^ ob2->flag)
253 .reset (FLAG_INV_LOCKED)
254 .reset (FLAG_CLIENT_SENT)
255 .reset (FLAG_REMOVED)
256 .any ())
257 return 0;
258
252 /* This is really a spellbook check - really, we should 259 /* This is really a spellbook check - we should in general
253 * check all objects in the inventory. 260 * not merge objects with real inventories, as splitting them
261 * is hard.
254 */ 262 */
255 if (ob1->inv || ob2->inv) 263 if (ob1->inv || ob2->inv)
256 { 264 {
257 /* if one object has inventory but the other doesn't, not equiv */ 265 if (!(ob1->inv && ob2->inv))
258 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) 266 return 0; /* inventories differ in length */
259 return 0;
260 267
261 /* Now check to see if the two inventory objects could merge */ 268 if (ob1->inv->below || ob2->inv->below)
269 return 0; /* more than one object in inv */
270
262 if (!object::can_merge (ob1->inv, ob2->inv)) 271 if (!object::can_merge (ob1->inv, ob2->inv))
263 return 0; 272 return 0; /* inventory objects differ */
264 273
265 /* inventory ok - still need to check rest of this object to see 274 /* inventory ok - still need to check rest of this object to see
266 * if it is valid. 275 * if it is valid.
267 */ 276 */
268 } 277 }
287 if (ob1->level != ob2->level) 296 if (ob1->level != ob2->level)
288 return 0; 297 return 0;
289 break; 298 break;
290 } 299 }
291 300
292 if (ob1->key_values != NULL || ob2->key_values != NULL) 301 if (ob1->key_values || ob2->key_values)
293 { 302 {
294 /* At least one of these has key_values. */ 303 /* At least one of these has key_values. */
295 if ((ob1->key_values == NULL) != (ob2->key_values == NULL)) 304 if ((!ob1->key_values) != (!ob2->key_values))
296 /* One has fields, but the other one doesn't. */ 305 return 0; /* One has fields, but the other one doesn't. */
306
307 if (!compare_ob_value_lists (ob1, ob2))
297 return 0; 308 return 0;
298 else if (!compare_ob_value_lists (ob1, ob2))
299 return 0;
300 } 309 }
301 310
302 //TODO: generate an event or call into perl for additional checks
303 if (ob1->self || ob2->self) 311 if (ob1->self || ob2->self)
304 { 312 {
305 ob1->optimise (); 313 ob1->optimise ();
306 ob2->optimise (); 314 ob2->optimise ();
307 315
308 if (ob1->self || ob2->self) 316 if (ob1->self || ob2->self)
317 {
318 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
319 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
320
321 if (k1 != k2)
309 return 0; 322 return 0;
323
324 if (k1 == 0)
325 return 1;
326
327 if (!cfperl_can_merge (ob1, ob2))
328 return 0;
329 }
310 } 330 }
311 331
312 /* Everything passes, must be OK. */ 332 /* Everything passes, must be OK. */
313 return 1; 333 return 1;
314} 334}
315 335
336// adjust weight per container type ("of holding")
337static sint32
338weight_adjust (object *op, sint32 weight)
339{
340 return op->type == CONTAINER
341 ? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
342 : weight;
343}
344
316/* 345/*
346 * adjust_weight(object, weight) adds the specified weight to an object,
347 * and also updates how much the environment(s) is/are carrying.
348 */
349static void
350adjust_weight (object *op, sint32 weight)
351{
352 while (op)
353 {
354 weight = weight_adjust (op, weight);
355
356 op->carrying += weight;
357 op = op->env;
358 }
359}
360
361/*
317 * sum_weight() is a recursive function which calculates the weight 362 * this is a recursive function which calculates the weight
318 * an object is carrying. It goes through in figures out how much 363 * an object is carrying. It goes through op and figures out how much
319 * containers are carrying, and sums it up. 364 * containers are carrying, and sums it up.
320 */ 365 */
321long 366void
322sum_weight (object *op) 367object::update_weight ()
323{ 368{
324 long sum; 369 sint32 sum = 0;
325 object *inv;
326 370
327 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below) 371 for (object *op = inv; op; op = op->below)
328 { 372 {
329 if (inv->inv) 373 if (op->inv)
330 sum_weight (inv); 374 op->update_weight ();
331 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
332 }
333 375
334 if (op->type == CONTAINER && op->stats.Str) 376 sum += op->total_weight ();
335 sum = (sum * (100 - op->stats.Str)) / 100; 377 }
336 378
337 if (op->carrying != sum) 379 carrying = weight_adjust (this, sum);
338 op->carrying = sum;
339
340 return sum;
341} 380}
342 381
343/** 382/*
344 * Return the outermost environment object for a given object. 383 * Used by: Server DM commands: dumpbelow, dump. Some error messages.
345 */ 384 */
346
347object *
348object_get_env_recursive (object *op)
349{
350 while (op->env != NULL)
351 op = op->env;
352 return op;
353}
354
355/*
356 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
357 * Some error messages.
358 * The result of the dump is stored in the static global errmsg array.
359 */
360
361char * 385char *
362dump_object (object *op) 386dump_object (object *op)
363{ 387{
364 if (!op) 388 if (!op)
365 return strdup ("[NULLOBJ]"); 389 return strdup ("[NULLOBJ]");
366 390
367 object_freezer freezer; 391 object_freezer freezer;
368 save_object (freezer, op, 1); 392 op->write (freezer);
369 return freezer.as_string (); 393 return freezer.as_string ();
370} 394}
371 395
372/* 396/*
373 * get_nearest_part(multi-object, object 2) returns the part of the 397 * get_nearest_part(multi-object, object 2) returns the part of the
374 * multi-object 1 which is closest to the second object. 398 * multi-object 1 which is closest to the second object.
375 * If it's not a multi-object, it is returned. 399 * If it's not a multi-object, it is returned.
376 */ 400 */
377
378object * 401object *
379get_nearest_part (object *op, const object *pl) 402get_nearest_part (object *op, const object *pl)
380{ 403{
381 object *tmp, *closest; 404 object *tmp, *closest;
382 int last_dist, i; 405 int last_dist, i;
383 406
384 if (op->more == NULL) 407 if (!op->more)
385 return op; 408 return op;
409
386 for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more) 410 for (last_dist = distance (op, pl), closest = op, tmp = op->more;
411 tmp;
412 tmp = tmp->more)
387 if ((i = distance (tmp, pl)) < last_dist) 413 if ((i = distance (tmp, pl)) < last_dist)
388 closest = tmp, last_dist = i; 414 closest = tmp, last_dist = i;
415
389 return closest; 416 return closest;
390} 417}
391 418
392/* 419/*
393 * Returns the object which has the count-variable equal to the argument. 420 * Returns the object which has the count-variable equal to the argument.
421 * VERRRY slow.
394 */ 422 */
395
396object * 423object *
397find_object (tag_t i) 424find_object (tag_t i)
398{ 425{
399 for (object *op = object::first; op; op = op->next) 426 for_all_objects (op)
400 if (op->count == i) 427 if (op->count == i)
401 return op; 428 return op;
402 429
403 return 0; 430 return 0;
404} 431}
405 432
406/* 433/*
407 * Returns the first object which has a name equal to the argument. 434 * Returns the first object which has a name equal to the argument.
408 * Used only by the patch command, but not all that useful. 435 * Used only by the patch command, but not all that useful.
409 * Enables features like "patch <name-of-other-player> food 999" 436 * Enables features like "patch <name-of-other-player> food 999"
410 */ 437 */
411
412object * 438object *
413find_object_name (const char *str) 439find_object_name (const char *str)
414{ 440{
415 shstr_cmp str_ (str); 441 shstr_cmp str_ (str);
416 object *op; 442 object *op;
417 443
418 for (op = object::first; op != NULL; op = op->next) 444 for_all_objects (op)
419 if (op->name == str_) 445 if (op->name == str_)
420 break; 446 break;
421 447
422 return op; 448 return op;
423} 449}
424 450
425void
426free_all_object_data ()
427{
428 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
429}
430
431/* 451/*
432 * Sets the owner and sets the skill and exp pointers to owner's current 452 * Sets the owner and sets the skill and exp pointers to owner's current
433 * skill and experience objects. 453 * skill and experience objects.
454 * ACTUALLY NO! investigate! TODO
434 */ 455 */
435void 456void
436object::set_owner (object *owner) 457object::set_owner (object *owner)
437{ 458{
459 // allow objects which own objects
438 if (!owner) 460 if (owner)
439 return;
440
441 /* next line added to allow objects which own objects */
442 /* Add a check for ownercounts in here, as I got into an endless loop
443 * with the fireball owning a poison cloud which then owned the
444 * fireball. I believe that was caused by one of the objects getting
445 * freed and then another object replacing it. Since the ownercounts
446 * didn't match, this check is valid and I believe that cause is valid.
447 */
448 while (owner->owner) 461 while (owner->owner)
449 owner = owner->owner; 462 owner = owner->owner;
463
464 if (flag [FLAG_FREED])
465 {
466 LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
467 return;
468 }
450 469
451 this->owner = owner; 470 this->owner = owner;
471}
472
473int
474object::slottype () const
475{
476 if (type == SKILL)
477 {
478 if (IS_COMBAT_SKILL (subtype)) return slot_combat;
479 if (IS_RANGED_SKILL (subtype)) return slot_ranged;
480 }
481 else
482 {
483 if (slot [body_combat].info) return slot_combat;
484 if (slot [body_range ].info) return slot_ranged;
485 }
486
487 return slot_none;
488}
489
490bool
491object::change_weapon (object *ob)
492{
493 if (current_weapon == ob)
494 return true;
495
496 if (chosen_skill)
497 chosen_skill->flag [FLAG_APPLIED] = false;
498
499 current_weapon = ob;
500 chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
501
502 if (chosen_skill)
503 chosen_skill->flag [FLAG_APPLIED] = true;
504
505 update_stats ();
506
507 if (ob)
508 {
509 // now check wether any body locations became invalid, in which case
510 // we cannot apply the weapon at the moment.
511 for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
512 if (slot[i].used < 0)
513 {
514 current_weapon = chosen_skill = 0;
515 update_stats ();
516
517 new_draw_info_format (NDI_UNIQUE, 0, this,
518 "You try to balance all your items at once, "
519 "but the %s is just too much for your body. "
520 "[You need to unapply some items first.]", &ob->name);
521 return false;
522 }
523
524 //new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
525 }
526 else
527 ;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
528
529 if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
530 {
531 LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
532 &name, ob->debug_desc ());
533 return false;
534 }
535
536 return true;
452} 537}
453 538
454/* Zero the key_values on op, decrementing the shared-string 539/* Zero the key_values on op, decrementing the shared-string
455 * refcounts and freeing the links. 540 * refcounts and freeing the links.
456 */ 541 */
457static void 542static void
458free_key_values (object *op) 543free_key_values (object *op)
459{ 544{
460 for (key_value *i = op->key_values; i != 0;) 545 for (key_value *i = op->key_values; i; )
461 { 546 {
462 key_value *next = i->next; 547 key_value *next = i->next;
463 delete i; 548 delete i;
464 549
465 i = next; 550 i = next;
466 } 551 }
467 552
468 op->key_values = 0; 553 op->key_values = 0;
469} 554}
470 555
471/* 556object &
472 * copy_to first frees everything allocated by the dst object, 557object::operator =(const object &src)
473 * and then copies the contents of itself into the second
474 * object, allocating what needs to be allocated. Basically, any
475 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
476 * if the first object is freed, the pointers in the new object
477 * will point at garbage.
478 */
479void
480object::copy_to (object *dst)
481{ 558{
482 bool is_freed = QUERY_FLAG (dst, FLAG_FREED); 559 bool is_freed = flag [FLAG_FREED];
483 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED); 560 bool is_removed = flag [FLAG_REMOVED];
484 561
485 *(object_copy *)dst = *this; 562 *(object_copy *)this = src;
486 563
487 if (is_freed) 564 flag [FLAG_FREED] = is_freed;
488 SET_FLAG (dst, FLAG_FREED); 565 flag [FLAG_REMOVED] = is_removed;
489
490 if (is_removed)
491 SET_FLAG (dst, FLAG_REMOVED);
492
493 if (speed < 0)
494 dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
495 566
496 /* Copy over key_values, if any. */ 567 /* Copy over key_values, if any. */
497 if (key_values) 568 if (src.key_values)
498 { 569 {
499 key_value *tail = 0; 570 key_value *tail = 0;
500 key_value *i;
501
502 dst->key_values = 0; 571 key_values = 0;
503 572
504 for (i = key_values; i; i = i->next) 573 for (key_value *i = src.key_values; i; i = i->next)
505 { 574 {
506 key_value *new_link = new key_value; 575 key_value *new_link = new key_value;
507 576
508 new_link->next = 0; 577 new_link->next = 0;
509 new_link->key = i->key; 578 new_link->key = i->key;
510 new_link->value = i->value; 579 new_link->value = i->value;
511 580
512 /* Try and be clever here, too. */ 581 /* Try and be clever here, too. */
513 if (!dst->key_values) 582 if (!key_values)
514 { 583 {
515 dst->key_values = new_link; 584 key_values = new_link;
516 tail = new_link; 585 tail = new_link;
517 } 586 }
518 else 587 else
519 { 588 {
520 tail->next = new_link; 589 tail->next = new_link;
521 tail = new_link; 590 tail = new_link;
522 } 591 }
523 } 592 }
524 } 593 }
594}
595
596/*
597 * copy_to first frees everything allocated by the dst object,
598 * and then copies the contents of itself into the second
599 * object, allocating what needs to be allocated. Basically, any
600 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
601 * if the first object is freed, the pointers in the new object
602 * will point at garbage.
603 */
604void
605object::copy_to (object *dst)
606{
607 *dst = *this;
608
609 if (speed < 0)
610 dst->speed_left -= rndm ();
525 611
526 dst->set_speed (dst->speed); 612 dst->set_speed (dst->speed);
613}
614
615void
616object::instantiate ()
617{
618 if (!uuid.seq) // HACK
619 uuid = UUID::gen ();
620
621 speed_left = -0.1f;
622 /* copy the body_info to the body_used - this is only really
623 * need for monsters, but doesn't hurt to do it for everything.
624 * by doing so, when a monster is created, it has good starting
625 * values for the body_used info, so when items are created
626 * for it, they can be properly equipped.
627 */
628 for (int i = NUM_BODY_LOCATIONS; i--; )
629 slot[i].used = slot[i].info;
630
631 attachable::instantiate ();
527} 632}
528 633
529object * 634object *
530object::clone () 635object::clone ()
531{ 636{
589 * UP_OBJ_FACE: only the objects face has changed. 694 * UP_OBJ_FACE: only the objects face has changed.
590 */ 695 */
591void 696void
592update_object (object *op, int action) 697update_object (object *op, int action)
593{ 698{
594 MoveType move_on, move_off, move_block, move_slow;
595
596 if (op == NULL) 699 if (op == NULL)
597 { 700 {
598 /* this should never happen */ 701 /* this should never happen */
599 LOG (llevDebug, "update_object() called for NULL object.\n"); 702 LOG (llevDebug, "update_object() called for NULL object.\n");
600 return; 703 return;
660 763
661 if (op->more) 764 if (op->more)
662 update_object (op->more, action); 765 update_object (op->more, action);
663} 766}
664 767
665object *object::first;
666
667object::object () 768object::object ()
668{ 769{
669 SET_FLAG (this, FLAG_REMOVED); 770 SET_FLAG (this, FLAG_REMOVED);
670 771
671 expmul = 1.0; 772 expmul = 1.0;
672 face = blank_face; 773 face = blank_face;
673} 774}
674 775
675object::~object () 776object::~object ()
676{ 777{
778 unlink ();
779
677 free_key_values (this); 780 free_key_values (this);
678} 781}
679 782
783static int object_count;
784
680void object::link () 785void object::link ()
681{ 786{
787 assert (!index);//D
788 uuid = UUID::gen ();
682 count = ++ob_count; 789 count = ++object_count;
683 uuid = gen_uuid ();
684 790
685 prev = 0; 791 refcnt_inc ();
686 next = object::first; 792 objects.insert (this);
687
688 if (object::first)
689 object::first->prev = this;
690
691 object::first = this;
692} 793}
693 794
694void object::unlink () 795void object::unlink ()
695{ 796{
696 if (this == object::first) 797 if (!index)
697 object::first = next; 798 return;
698 799
699 /* Remove this object from the list of used objects */ 800 objects.erase (this);
700 if (prev) prev->next = next; 801 refcnt_dec ();
701 if (next) next->prev = prev;
702
703 prev = 0;
704 next = 0;
705}
706
707bool
708object::active () const
709{
710 return active_next || active_prev || this == active_objects;
711} 802}
712 803
713void 804void
714object::activate () 805object::activate ()
715{ 806{
716 /* If already on active list, don't do anything */ 807 /* If already on active list, don't do anything */
717 if (active ()) 808 if (active)
718 return; 809 return;
719 810
720 if (has_active_speed ()) 811 if (has_active_speed ())
721 { 812 actives.insert (this);
722 /* process_events() expects us to insert the object at the beginning
723 * of the list. */
724 active_next = active_objects;
725
726 if (active_next)
727 active_next->active_prev = this;
728
729 active_objects = this;
730 }
731} 813}
732 814
733void 815void
734object::activate_recursive () 816object::activate_recursive ()
735{ 817{
749 */ 831 */
750void 832void
751object::deactivate () 833object::deactivate ()
752{ 834{
753 /* If not on the active list, nothing needs to be done */ 835 /* If not on the active list, nothing needs to be done */
754 if (!active ()) 836 if (!active)
755 return; 837 return;
756 838
757 if (active_prev == 0) 839 actives.erase (this);
758 {
759 active_objects = active_next;
760 if (active_next)
761 active_next->active_prev = 0;
762 }
763 else
764 {
765 active_prev->active_next = active_next;
766 if (active_next)
767 active_next->active_prev = active_prev;
768 }
769
770 active_next = 0;
771 active_prev = 0;
772} 840}
773 841
774void 842void
775object::deactivate_recursive () 843object::deactivate_recursive ()
776{ 844{
809 * if some form of movement is allowed, let objects 877 * if some form of movement is allowed, let objects
810 * drop on that space. 878 * drop on that space.
811 */ 879 */
812 if (!drop_to_ground 880 if (!drop_to_ground
813 || !map 881 || !map
814 || map->in_memory != MAP_IN_MEMORY 882 || map->in_memory != MAP_ACTIVE
883 || map->nodrop
815 || ms ().move_block == MOVE_ALL) 884 || ms ().move_block == MOVE_ALL)
816 { 885 {
817 while (inv) 886 while (inv)
818 { 887 {
819 inv->destroy_inv (drop_to_ground); 888 inv->destroy_inv (drop_to_ground);
828 897
829 if (op->flag [FLAG_STARTEQUIP] 898 if (op->flag [FLAG_STARTEQUIP]
830 || op->flag [FLAG_NO_DROP] 899 || op->flag [FLAG_NO_DROP]
831 || op->type == RUNE 900 || op->type == RUNE
832 || op->type == TRAP 901 || op->type == TRAP
833 || op->flag [FLAG_IS_A_TEMPLATE]) 902 || op->flag [FLAG_IS_A_TEMPLATE]
903 || op->flag [FLAG_DESTROY_ON_DEATH])
834 op->destroy (); 904 op->destroy ();
835 else 905 else
836 map->insert (op, x, y); 906 map->insert (op, x, y);
837 } 907 }
838 } 908 }
846} 916}
847 917
848void 918void
849object::do_destroy () 919object::do_destroy ()
850{ 920{
921 attachable::do_destroy ();
922
851 if (flag [FLAG_IS_LINKED]) 923 if (flag [FLAG_IS_LINKED])
852 remove_button_link (this); 924 remove_button_link (this);
853 925
854 if (flag [FLAG_FRIENDLY]) 926 if (flag [FLAG_FRIENDLY])
855 remove_friendly_object (this); 927 remove_friendly_object (this);
856 928
857 if (!flag [FLAG_REMOVED]) 929 if (!flag [FLAG_REMOVED])
858 remove (); 930 remove ();
859 931
860 if (flag [FLAG_FREED]) 932 destroy_inv (true);
861 return;
862 933
863 set_speed (0); 934 deactivate ();
935 unlink ();
864 936
865 flag [FLAG_FREED] = 1; 937 flag [FLAG_FREED] = 1;
866
867 attachable::do_destroy ();
868
869 destroy_inv (true);
870 unlink ();
871 938
872 // hack to ensure that freed objects still have a valid map 939 // hack to ensure that freed objects still have a valid map
873 { 940 {
874 static maptile *freed_map; // freed objects are moved here to avoid crashes 941 static maptile *freed_map; // freed objects are moved here to avoid crashes
875 942
876 if (!freed_map) 943 if (!freed_map)
877 { 944 {
878 freed_map = new maptile; 945 freed_map = new maptile;
879 946
947 freed_map->path = "<freed objects map>";
880 freed_map->name = "/internal/freed_objects_map"; 948 freed_map->name = "/internal/freed_objects_map";
881 freed_map->width = 3; 949 freed_map->width = 3;
882 freed_map->height = 3; 950 freed_map->height = 3;
951 freed_map->nodrop = 1;
883 952
884 freed_map->alloc (); 953 freed_map->alloc ();
885 freed_map->in_memory = MAP_IN_MEMORY; 954 freed_map->in_memory = MAP_ACTIVE;
886 } 955 }
887 956
888 map = freed_map; 957 map = freed_map;
889 x = 1; 958 x = 1;
890 y = 1; 959 y = 1;
891 } 960 }
892 961
893 head = 0;
894
895 if (more) 962 if (more)
896 { 963 {
897 more->destroy (); 964 more->destroy ();
898 more = 0; 965 more = 0;
899 } 966 }
900 967
968 head = 0;
969
901 // clear those pointers that likely might have circular references to us 970 // clear those pointers that likely might cause circular references
902 owner = 0; 971 owner = 0;
903 enemy = 0; 972 enemy = 0;
904 attacked_by = 0; 973 attacked_by = 0;
905 974 current_weapon = 0;
906 // only relevant for players(?), but make sure of it anyways
907 contr = 0;
908} 975}
909 976
910void 977void
911object::destroy (bool destroy_inventory) 978object::destroy (bool destroy_inventory)
912{ 979{
914 return; 981 return;
915 982
916 if (destroy_inventory) 983 if (destroy_inventory)
917 destroy_inv (false); 984 destroy_inv (false);
918 985
986 if (is_head ())
987 if (sound_destroy)
988 play_sound (sound_destroy);
989 else if (flag [FLAG_MONSTER])
990 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
991
919 attachable::destroy (); 992 attachable::destroy ();
920}
921
922/*
923 * sub_weight() recursively (outwards) subtracts a number from the
924 * weight of an object (and what is carried by it's environment(s)).
925 */
926void
927sub_weight (object *op, signed long weight)
928{
929 while (op != NULL)
930 {
931 if (op->type == CONTAINER)
932 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
933
934 op->carrying -= weight;
935 op = op->env;
936 }
937} 993}
938 994
939/* op->remove (): 995/* op->remove ():
940 * This function removes the object op from the linked list of objects 996 * This function removes the object op from the linked list of objects
941 * which it is currently tied to. When this function is done, the 997 * which it is currently tied to. When this function is done, the
942 * object will have no environment. If the object previously had an 998 * object will have no environment. If the object previously had an
943 * environment, the x and y coordinates will be updated to 999 * environment, the x and y coordinates will be updated to
944 * the previous environment. 1000 * the previous environment.
945 * Beware: This function is called from the editor as well!
946 */ 1001 */
947void 1002void
948object::remove () 1003object::do_remove ()
949{ 1004{
950 object *tmp, *last = 0; 1005 object *tmp, *last = 0;
951 object *otmp; 1006 object *otmp;
952 1007
953 if (QUERY_FLAG (this, FLAG_REMOVED)) 1008 if (QUERY_FLAG (this, FLAG_REMOVED))
963 * In this case, the object to be removed is in someones 1018 * In this case, the object to be removed is in someones
964 * inventory. 1019 * inventory.
965 */ 1020 */
966 if (env) 1021 if (env)
967 { 1022 {
1023 adjust_weight (env, -total_weight ());
1024
1025 *(above ? &above->below : &env->inv) = below;
1026
968 if (nrof) 1027 if (below)
969 sub_weight (env, weight * nrof); 1028 below->above = above;
970 else 1029
971 sub_weight (env, weight + carrying); 1030 /* we set up values so that it could be inserted into
1031 * the map, but we don't actually do that - it is up
1032 * to the caller to decide what we want to do.
1033 */
1034 map = env->map;
1035 x = env->x;
1036 y = env->y;
1037 above = 0;
1038 below = 0;
1039 env = 0;
972 1040
973 /* NO_FIX_PLAYER is set when a great many changes are being 1041 /* NO_FIX_PLAYER is set when a great many changes are being
974 * made to players inventory. If set, avoiding the call 1042 * made to players inventory. If set, avoiding the call
975 * to save cpu time. 1043 * to save cpu time.
976 */ 1044 */
977 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1045 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
978 otmp->update_stats (); 1046 otmp->update_stats ();
979
980 if (above)
981 above->below = below;
982 else
983 env->inv = below;
984
985 if (below)
986 below->above = above;
987
988 /* we set up values so that it could be inserted into
989 * the map, but we don't actually do that - it is up
990 * to the caller to decide what we want to do.
991 */
992 x = env->x, y = env->y;
993 map = env->map;
994 above = 0, below = 0;
995 env = 0;
996 } 1047 }
997 else if (map) 1048 else if (map)
998 { 1049 {
999 if (type == PLAYER) 1050 if (type == PLAYER)
1000 { 1051 {
1052 // leaving a spot always closes any open container on the ground
1053 if (container && !container->env)
1054 // this causes spurious floorbox updates, but it ensures
1055 // that the CLOSE event is being sent.
1056 close_container ();
1057
1001 --map->players; 1058 --map->players;
1002 map->touch (); 1059 map->touch ();
1003 } 1060 }
1004 1061
1005 map->dirty = true; 1062 map->dirty = true;
1063 mapspace &ms = this->ms ();
1006 1064
1007 /* link the object above us */ 1065 /* link the object above us */
1008 if (above) 1066 if (above)
1009 above->below = below; 1067 above->below = below;
1010 else 1068 else
1011 map->at (x, y).top = below; /* we were top, set new top */ 1069 ms.top = below; /* we were top, set new top */
1012 1070
1013 /* Relink the object below us, if there is one */ 1071 /* Relink the object below us, if there is one */
1014 if (below) 1072 if (below)
1015 below->above = above; 1073 below->above = above;
1016 else 1074 else
1018 /* Nothing below, which means we need to relink map object for this space 1076 /* Nothing below, which means we need to relink map object for this space
1019 * use translated coordinates in case some oddness with map tiling is 1077 * use translated coordinates in case some oddness with map tiling is
1020 * evident 1078 * evident
1021 */ 1079 */
1022 if (GET_MAP_OB (map, x, y) != this) 1080 if (GET_MAP_OB (map, x, y) != this)
1023 {
1024 char *dump = dump_object (this);
1025 LOG (llevError,
1026 "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", dump); 1081 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 ());
1027 free (dump);
1028 dump = dump_object (GET_MAP_OB (map, x, y));
1029 LOG (llevError, "%s\n", dump);
1030 free (dump);
1031 }
1032 1082
1033 map->at (x, y).bot = above; /* goes on above it. */ 1083 ms.bot = above; /* goes on above it. */
1034 } 1084 }
1035 1085
1036 above = 0; 1086 above = 0;
1037 below = 0; 1087 below = 0;
1038 1088
1039 if (map->in_memory == MAP_SAVING) 1089 if (map->in_memory == MAP_SAVING)
1040 return; 1090 return;
1041 1091
1042 int check_walk_off = !flag [FLAG_NO_APPLY]; 1092 int check_walk_off = !flag [FLAG_NO_APPLY];
1043 1093
1094 if (object *pl = ms.player ())
1095 {
1096 if (pl->container == this)
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 pl->close_container ();
1102
1103 pl->contr->ns->floorbox_update ();
1104 }
1105
1044 for (tmp = map->at (x, y).bot; tmp; tmp = tmp->above) 1106 for (tmp = ms.bot; tmp; tmp = tmp->above)
1045 { 1107 {
1046 /* No point updating the players look faces if he is the object 1108 /* No point updating the players look faces if he is the object
1047 * being removed. 1109 * being removed.
1048 */ 1110 */
1049
1050 if (tmp->type == PLAYER && tmp != this)
1051 {
1052 /* If a container that the player is currently using somehow gets
1053 * removed (most likely destroyed), update the player view
1054 * appropriately.
1055 */
1056 if (tmp->container == this)
1057 {
1058 flag [FLAG_APPLIED] = 0;
1059 tmp->container = 0;
1060 }
1061
1062 if (tmp->contr->ns)
1063 tmp->contr->ns->floorbox_update ();
1064 }
1065 1111
1066 /* See if object moving off should effect something */ 1112 /* See if object moving off should effect something */
1067 if (check_walk_off 1113 if (check_walk_off
1068 && ((move_type & tmp->move_off) 1114 && ((move_type & tmp->move_off)
1069 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1115 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1072 1118
1073 if (destroyed ()) 1119 if (destroyed ())
1074 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ()); 1120 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1075 } 1121 }
1076 1122
1077 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1078 //TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1079 if (tmp->above == tmp)
1080 tmp->above = 0;
1081
1082 last = tmp; 1123 last = tmp;
1083 } 1124 }
1084 1125
1085 /* last == NULL if there are no objects on this space */ 1126 /* last == NULL if there are no objects on this space */
1086 //TODO: this makes little sense, why only update the topmost object? 1127 //TODO: this makes little sense, why only update the topmost object?
1106merge_ob (object *op, object *top) 1147merge_ob (object *op, object *top)
1107{ 1148{
1108 if (!op->nrof) 1149 if (!op->nrof)
1109 return 0; 1150 return 0;
1110 1151
1111 if (top) 1152 if (!top)
1112 for (top = op; top && top->above; top = top->above) 1153 for (top = op; top && top->above; top = top->above)
1113 ; 1154 ;
1114 1155
1115 for (; top; top = top->below) 1156 for (; top; top = top->below)
1116 { 1157 {
1129 } 1170 }
1130 1171
1131 return 0; 1172 return 0;
1132} 1173}
1133 1174
1175void
1176object::expand_tail ()
1177{
1178 if (more)
1179 return;
1180
1181 object *prev = this;
1182
1183 for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1184 {
1185 object *op = arch_to_object (at);
1186
1187 op->name = name;
1188 op->name_pl = name_pl;
1189 op->title = title;
1190
1191 op->head = this;
1192 prev->more = op;
1193
1194 prev = op;
1195 }
1196}
1197
1134/* 1198/*
1135 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1199 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1136 * job preparing multi-part monsters 1200 * job preparing multi-part monsters.
1137 */ 1201 */
1138object * 1202object *
1139insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) 1203insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1140{ 1204{
1141 for (object *tmp = op->head_ (); tmp; tmp = tmp->more) 1205 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1142 { 1206 {
1143 tmp->x = x + tmp->arch->clone.x; 1207 tmp->x = x + tmp->arch->x;
1144 tmp->y = y + tmp->arch->clone.y; 1208 tmp->y = y + tmp->arch->y;
1145 } 1209 }
1146 1210
1147 return insert_ob_in_map (op, m, originator, flag); 1211 return insert_ob_in_map (op, m, originator, flag);
1148} 1212}
1149 1213
1168 * just 'op' otherwise 1232 * just 'op' otherwise
1169 */ 1233 */
1170object * 1234object *
1171insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1235insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1172{ 1236{
1237 assert (!op->flag [FLAG_FREED]);
1238
1173 object *tmp, *top, *floor = NULL; 1239 object *top, *floor = NULL;
1174 sint16 x, y;
1175 1240
1176 if (QUERY_FLAG (op, FLAG_FREED)) 1241 op->remove ();
1177 {
1178 LOG (llevError, "Trying to insert freed object!\n");
1179 return NULL;
1180 }
1181
1182 if (!m)
1183 {
1184 char *dump = dump_object (op);
1185 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1186 free (dump);
1187 return op;
1188 }
1189
1190 if (out_of_map (m, op->x, op->y))
1191 {
1192 char *dump = dump_object (op);
1193 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1194#ifdef MANY_CORES
1195 /* Better to catch this here, as otherwise the next use of this object
1196 * is likely to cause a crash. Better to find out where it is getting
1197 * improperly inserted.
1198 */
1199 abort ();
1200#endif
1201 free (dump);
1202 return op;
1203 }
1204
1205 if (!QUERY_FLAG (op, FLAG_REMOVED))
1206 {
1207 char *dump = dump_object (op);
1208 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1209 free (dump);
1210 return op;
1211 }
1212
1213 if (op->more)
1214 {
1215 /* The part may be on a different map. */
1216
1217 object *more = op->more;
1218
1219 /* We really need the caller to normalise coordinates - if
1220 * we set the map, that doesn't work if the location is within
1221 * a map and this is straddling an edge. So only if coordinate
1222 * is clear wrong do we normalise it.
1223 */
1224 if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1225 more->map = get_map_from_coord (m, &more->x, &more->y);
1226 else if (!more->map)
1227 {
1228 /* For backwards compatibility - when not dealing with tiled maps,
1229 * more->map should always point to the parent.
1230 */
1231 more->map = m;
1232 }
1233
1234 if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1235 {
1236 if (!op->head)
1237 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1238
1239 return 0;
1240 }
1241 }
1242
1243 CLEAR_FLAG (op, FLAG_REMOVED);
1244 1242
1245 /* Ideally, the caller figures this out. However, it complicates a lot 1243 /* Ideally, the caller figures this out. However, it complicates a lot
1246 * of areas of callers (eg, anything that uses find_free_spot would now 1244 * of areas of callers (eg, anything that uses find_free_spot would now
1247 * need extra work 1245 * need extra work
1248 */ 1246 */
1249 op->map = get_map_from_coord (m, &op->x, &op->y); 1247 if (!xy_normalise (m, op->x, op->y))
1250 x = op->x; 1248 {
1251 y = op->y; 1249 op->destroy ();
1250 return 0;
1251 }
1252
1253 if (object *more = op->more)
1254 if (!insert_ob_in_map (more, m, originator, flag))
1255 return 0;
1256
1257 CLEAR_FLAG (op, FLAG_REMOVED);
1258
1259 op->map = m;
1260 mapspace &ms = op->ms ();
1252 1261
1253 /* this has to be done after we translate the coordinates. 1262 /* this has to be done after we translate the coordinates.
1254 */ 1263 */
1255 if (op->nrof && !(flag & INS_NO_MERGE)) 1264 if (op->nrof && !(flag & INS_NO_MERGE))
1256 for (tmp = GET_MAP_OB (op->map, x, y); tmp; tmp = tmp->above) 1265 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1257 if (object::can_merge (op, tmp)) 1266 if (object::can_merge (op, tmp))
1258 { 1267 {
1259 op->nrof += tmp->nrof; 1268 op->nrof += tmp->nrof;
1260 tmp->destroy (); 1269 tmp->destroy (1);
1261 } 1270 }
1262 1271
1263 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1272 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1264 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1273 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1265 1274
1278 op->below = originator->below; 1287 op->below = originator->below;
1279 1288
1280 if (op->below) 1289 if (op->below)
1281 op->below->above = op; 1290 op->below->above = op;
1282 else 1291 else
1283 op->ms ().bot = op; 1292 ms.bot = op;
1284 1293
1285 /* since *below* originator, no need to update top */ 1294 /* since *below* originator, no need to update top */
1286 originator->below = op; 1295 originator->below = op;
1287 } 1296 }
1288 else 1297 else
1289 { 1298 {
1299 top = ms.bot;
1300
1290 /* If there are other objects, then */ 1301 /* If there are other objects, then */
1291 if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL)) 1302 if (top)
1292 { 1303 {
1293 object *last = 0; 1304 object *last = 0;
1294 1305
1295 /* 1306 /*
1296 * If there are multiple objects on this space, we do some trickier handling. 1307 * If there are multiple objects on this space, we do some trickier handling.
1302 * once we get to them. This reduces the need to traverse over all of 1313 * once we get to them. This reduces the need to traverse over all of
1303 * them when adding another one - this saves quite a bit of cpu time 1314 * them when adding another one - this saves quite a bit of cpu time
1304 * when lots of spells are cast in one area. Currently, it is presumed 1315 * when lots of spells are cast in one area. Currently, it is presumed
1305 * that flying non pickable objects are spell objects. 1316 * that flying non pickable objects are spell objects.
1306 */ 1317 */
1307 while (top) 1318 for (top = ms.bot; top; top = top->above)
1308 { 1319 {
1309 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1320 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1310 floor = top; 1321 floor = top;
1311 1322
1312 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1323 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
1315 top = top->below; 1326 top = top->below;
1316 break; 1327 break;
1317 } 1328 }
1318 1329
1319 last = top; 1330 last = top;
1320 top = top->above;
1321 } 1331 }
1322 1332
1323 /* Don't want top to be NULL, so set it to the last valid object */ 1333 /* Don't want top to be NULL, so set it to the last valid object */
1324 top = last; 1334 top = last;
1325 1335
1327 * looks like instead of lots of conditions here. 1337 * looks like instead of lots of conditions here.
1328 * makes things faster, and effectively the same result. 1338 * makes things faster, and effectively the same result.
1329 */ 1339 */
1330 1340
1331 /* Have object 'fall below' other objects that block view. 1341 /* Have object 'fall below' other objects that block view.
1332 * Unless those objects are exits, type 66 1342 * Unless those objects are exits.
1333 * If INS_ON_TOP is used, don't do this processing 1343 * If INS_ON_TOP is used, don't do this processing
1334 * Need to find the object that in fact blocks view, otherwise 1344 * Need to find the object that in fact blocks view, otherwise
1335 * stacking is a bit odd. 1345 * stacking is a bit odd.
1336 */ 1346 */
1337 if (!(flag & INS_ON_TOP) && 1347 if (!(flag & INS_ON_TOP)
1338 (get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_BLOCKSVIEW) && (op->face && !op->face->visibility)) 1348 && ms.flags () & P_BLOCKSVIEW
1349 && (op->face && !faces [op->face].visibility))
1339 { 1350 {
1340 for (last = top; last != floor; last = last->below) 1351 for (last = top; last != floor; last = last->below)
1341 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1352 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1342 break; 1353 break;
1354
1343 /* Check to see if we found the object that blocks view, 1355 /* Check to see if we found the object that blocks view,
1344 * and make sure we have a below pointer for it so that 1356 * and make sure we have a below pointer for it so that
1345 * we can get inserted below this one, which requires we 1357 * we can get inserted below this one, which requires we
1346 * set top to the object below us. 1358 * set top to the object below us.
1347 */ 1359 */
1348 if (last && last->below && last != floor) 1360 if (last && last->below && last != floor)
1349 top = last->below; 1361 top = last->below;
1350 } 1362 }
1351 } /* If objects on this space */ 1363 } /* If objects on this space */
1352 1364
1353 if (flag & INS_MAP_LOAD)
1354 top = GET_MAP_TOP (op->map, op->x, op->y);
1355
1356 if (flag & INS_ABOVE_FLOOR_ONLY) 1365 if (flag & INS_ABOVE_FLOOR_ONLY)
1357 top = floor; 1366 top = floor;
1358 1367
1359 /* Top is the object that our object (op) is going to get inserted above. 1368 /* Top is the object that our object (op) is going to get inserted above.
1360 */ 1369 */
1361 1370
1362 /* First object on this space */ 1371 /* First object on this space */
1363 if (!top) 1372 if (!top)
1364 { 1373 {
1365 op->above = GET_MAP_OB (op->map, op->x, op->y); 1374 op->above = ms.bot;
1366 1375
1367 if (op->above) 1376 if (op->above)
1368 op->above->below = op; 1377 op->above->below = op;
1369 1378
1370 op->below = 0; 1379 op->below = 0;
1371 op->ms ().bot = op; 1380 ms.bot = op;
1372 } 1381 }
1373 else 1382 else
1374 { /* get inserted into the stack above top */ 1383 { /* get inserted into the stack above top */
1375 op->above = top->above; 1384 op->above = top->above;
1376 1385
1380 op->below = top; 1389 op->below = top;
1381 top->above = op; 1390 top->above = op;
1382 } 1391 }
1383 1392
1384 if (!op->above) 1393 if (!op->above)
1385 op->ms ().top = op; 1394 ms.top = op;
1386 } /* else not INS_BELOW_ORIGINATOR */ 1395 } /* else not INS_BELOW_ORIGINATOR */
1387 1396
1388 if (op->type == PLAYER) 1397 if (op->type == PLAYER)
1389 { 1398 {
1390 op->contr->do_los = 1; 1399 op->contr->do_los = 1;
1392 op->map->touch (); 1401 op->map->touch ();
1393 } 1402 }
1394 1403
1395 op->map->dirty = true; 1404 op->map->dirty = true;
1396 1405
1397 /* If we have a floor, we know the player, if any, will be above
1398 * it, so save a few ticks and start from there.
1399 */
1400 if (!(flag & INS_MAP_LOAD))
1401 if (object *pl = op->ms ().player ()) 1406 if (object *pl = ms.player ())
1402 if (pl->contr->ns)
1403 pl->contr->ns->floorbox_update (); 1407 pl->contr->ns->floorbox_update ();
1404 1408
1405 /* If this object glows, it may affect lighting conditions that are 1409 /* If this object glows, it may affect lighting conditions that are
1406 * visible to others on this map. But update_all_los is really 1410 * visible to others on this map. But update_all_los is really
1407 * an inefficient way to do this, as it means los for all players 1411 * an inefficient way to do this, as it means los for all players
1408 * on the map will get recalculated. The players could very well 1412 * on the map will get recalculated. The players could very well
1427 * blocked() and wall() work properly), and these flags are updated by 1431 * blocked() and wall() work properly), and these flags are updated by
1428 * update_object(). 1432 * update_object().
1429 */ 1433 */
1430 1434
1431 /* if this is not the head or flag has been passed, don't check walk on status */ 1435 /* if this is not the head or flag has been passed, don't check walk on status */
1432 if (!(flag & INS_NO_WALK_ON) && !op->head) 1436 if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1433 { 1437 {
1434 if (check_move_on (op, originator)) 1438 if (check_move_on (op, originator))
1435 return 0; 1439 return 0;
1436 1440
1437 /* If we are a multi part object, lets work our way through the check 1441 /* If we are a multi part object, lets work our way through the check
1438 * walk on's. 1442 * walk on's.
1439 */ 1443 */
1440 for (tmp = op->more; tmp != NULL; tmp = tmp->more) 1444 for (object *tmp = op->more; tmp; tmp = tmp->more)
1441 if (check_move_on (tmp, originator)) 1445 if (check_move_on (tmp, originator))
1442 return 0; 1446 return 0;
1443 } 1447 }
1444 1448
1445 return op; 1449 return op;
1450 * op is the object to insert it under: supplies x and the map. 1454 * op is the object to insert it under: supplies x and the map.
1451 */ 1455 */
1452void 1456void
1453replace_insert_ob_in_map (const char *arch_string, object *op) 1457replace_insert_ob_in_map (const char *arch_string, object *op)
1454{ 1458{
1455 object *tmp, *tmp1;
1456
1457 /* first search for itself and remove any old instances */ 1459 /* first search for itself and remove any old instances */
1458 1460
1459 for (tmp = op->ms ().bot; tmp; tmp = tmp->above) 1461 for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1460 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1462 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1461 tmp->destroy (); 1463 tmp->destroy (1);
1462 1464
1463 tmp1 = arch_to_object (archetype::find (arch_string)); 1465 object *tmp = arch_to_object (archetype::find (arch_string));
1464 1466
1465 tmp1->x = op->x; 1467 tmp->x = op->x;
1466 tmp1->y = op->y; 1468 tmp->y = op->y;
1469
1467 insert_ob_in_map (tmp1, op->map, op, 0); 1470 insert_ob_in_map (tmp, op->map, op, 0);
1468} 1471}
1469 1472
1470object * 1473object *
1471object::insert_at (object *where, object *originator, int flags) 1474object::insert_at (object *where, object *originator, int flags)
1472{ 1475{
1476 if (where->env)
1477 return where->env->insert (this);
1478 else
1473 where->map->insert (this, where->x, where->y, originator, flags); 1479 return where->map->insert (this, where->x, where->y, originator, flags);
1474} 1480}
1475 1481
1476/* 1482// find player who can see this object
1477 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1483static object *
1478 * is returned contains nr objects, and the remaining parts contains 1484visible_to (object *op)
1479 * the rest (or is removed and freed if that number is 0).
1480 * On failure, NULL is returned, and the reason put into the
1481 * global static errmsg array.
1482 */
1483object *
1484get_split_ob (object *orig_ob, uint32 nr)
1485{ 1485{
1486 object *newob; 1486 if (!op->flag [FLAG_REMOVED])
1487 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1488
1489 if (orig_ob->nrof < nr)
1490 {
1491 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1492 return NULL;
1493 } 1487 {
1494 1488 // see if we are in a container of sorts
1495 newob = object_create_clone (orig_ob); 1489 if (object *env = op->env)
1496
1497 if ((orig_ob->nrof -= nr) < 1)
1498 orig_ob->destroy (1);
1499 else if (!is_removed)
1500 {
1501 if (orig_ob->env != NULL)
1502 sub_weight (orig_ob->env, orig_ob->weight * nr);
1503 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1504 {
1505 strcpy (errmsg, "Tried to split object whose map is not in memory.");
1506 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1507 return NULL;
1508 } 1490 {
1509 } 1491 // the player inventory itself is always visible
1492 if (env->type == PLAYER)
1493 return env;
1510 1494
1511 newob->nrof = nr; 1495 // else a player could have our env open
1496 env = env->outer_env ();
1512 1497
1498 // the player itself is always on a map, so we will find him here
1499 // even if our inv is in a player.
1500 if (env->is_on_map ())
1501 if (object *pl = env->ms ().player ())
1502 if (pl->container == op->env)
1503 return pl;
1504 }
1505 else
1506 {
1507 // maybe there is a player standing on the same mapspace
1508 if (object *pl = env->ms ().player ())
1509 return pl;
1510 }
1511 }
1512
1513 return newob; 1513 return 0;
1514} 1514}
1515 1515
1516/* 1516/*
1517 * decrease_ob_nr(object, number) decreases a specified number from 1517 * decrease(object, number) decreases a specified number from
1518 * the amount of an object. If the amount reaches 0, the object 1518 * the amount of an object. If the amount reaches 0, the object
1519 * is subsequently removed and freed. 1519 * is subsequently removed and freed.
1520 * 1520 *
1521 * Return value: 'op' if something is left, NULL if the amount reached 0 1521 * Return value: 'op' if something is left, NULL if the amount reached 0
1522 */ 1522 */
1523bool
1524object::decrease (sint32 nr)
1525{
1526 nr = min (nr, nrof);
1523 1527
1528 if (!nr)
1529 return 1;
1530
1531 nrof -= nr;
1532
1533 object *visible = visible_to (this);
1534
1535 if (nrof)
1536 {
1537 adjust_weight (env, -weight * nr); // carrying == 0
1538
1539 if (visible)
1540 esrv_send_item (visible, this);
1541
1542 return 1;
1543 }
1544 else
1545 {
1546 if (visible)
1547 esrv_del_item (visible->contr, count);
1548
1549 this->destroy (1);
1550 return 0;
1551 }
1552}
1553
1554/*
1555 * split(ob,nr) splits up ob into two parts. The part which
1556 * is returned contains nr objects, and the remaining parts contains
1557 * the rest (or is removed and returned if that number is 0).
1558 * On failure, NULL is returned.
1559 */
1524object * 1560object *
1525decrease_ob_nr (object *op, uint32 i) 1561object::split (sint32 nr)
1526{ 1562{
1527 object *tmp; 1563 if (nrof < nr)
1528
1529 if (i == 0) /* objects with op->nrof require this check */
1530 return op; 1564 return 0;
1531 1565 else if (nrof == nr)
1532 if (i > op->nrof)
1533 i = op->nrof;
1534
1535 if (QUERY_FLAG (op, FLAG_REMOVED))
1536 op->nrof -= i;
1537 else if (op->env)
1538 { 1566 {
1539 /* is this object in the players inventory, or sub container
1540 * therein?
1541 */
1542 tmp = op->in_player ();
1543 /* nope. Is this a container the player has opened?
1544 * If so, set tmp to that player.
1545 * IMO, searching through all the players will mostly
1546 * likely be quicker than following op->env to the map,
1547 * and then searching the map for a player.
1548 */
1549 if (!tmp)
1550 for_all_players (pl)
1551 if (pl->ob->container == op->env)
1552 {
1553 tmp = pl->ob;
1554 break;
1555 }
1556
1557 if (i < op->nrof)
1558 {
1559 sub_weight (op->env, op->weight * i);
1560 op->nrof -= i;
1561 if (tmp)
1562 esrv_send_item (tmp, op);
1563 }
1564 else
1565 {
1566 op->remove (); 1567 remove ();
1567 op->nrof = 0; 1568 return this;
1568 if (tmp)
1569 esrv_del_item (tmp->contr, op->count);
1570 }
1571 } 1569 }
1572 else 1570 else
1573 { 1571 {
1574 object *above = op->above; 1572 decrease (nr);
1575 1573
1576 if (i < op->nrof) 1574 object *op = object_create_clone (this);
1577 op->nrof -= i; 1575 op->nrof = nr;
1578 else
1579 {
1580 op->remove ();
1581 op->nrof = 0;
1582 }
1583
1584 /* Since we just removed op, op->above is null */
1585 for (tmp = above; tmp; tmp = tmp->above)
1586 if (tmp->type == PLAYER)
1587 {
1588 if (op->nrof)
1589 esrv_send_item (tmp, op);
1590 else
1591 esrv_del_item (tmp->contr, op->count);
1592 }
1593 }
1594
1595 if (op->nrof)
1596 return op; 1576 return op;
1597 else
1598 {
1599 op->destroy ();
1600 return 0;
1601 }
1602}
1603
1604/*
1605 * add_weight(object, weight) adds the specified weight to an object,
1606 * and also updates how much the environment(s) is/are carrying.
1607 */
1608
1609void
1610add_weight (object *op, signed long weight)
1611{
1612 while (op != NULL)
1613 {
1614 if (op->type == CONTAINER)
1615 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1616
1617 op->carrying += weight;
1618 op = op->env;
1619 } 1577 }
1620} 1578}
1621 1579
1622object * 1580object *
1623insert_ob_in_ob (object *op, object *where) 1581insert_ob_in_ob (object *op, object *where)
1628 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump); 1586 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1629 free (dump); 1587 free (dump);
1630 return op; 1588 return op;
1631 } 1589 }
1632 1590
1633 if (where->head) 1591 if (where->head_ () != where)
1634 { 1592 {
1635 LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n"); 1593 LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1636 where = where->head; 1594 where = where->head;
1637 } 1595 }
1638 1596
1639 return where->insert (op); 1597 return where->insert (op);
1640} 1598}
1645 * inside the object environment. 1603 * inside the object environment.
1646 * 1604 *
1647 * The function returns now pointer to inserted item, and return value can 1605 * The function returns now pointer to inserted item, and return value can
1648 * be != op, if items are merged. -Tero 1606 * be != op, if items are merged. -Tero
1649 */ 1607 */
1650
1651object * 1608object *
1652object::insert (object *op) 1609object::insert (object *op)
1653{ 1610{
1654 object *tmp, *otmp;
1655
1656 if (!QUERY_FLAG (op, FLAG_REMOVED))
1657 op->remove ();
1658
1659 if (op->more) 1611 if (op->more)
1660 { 1612 {
1661 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1613 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1662 return op; 1614 return op;
1663 } 1615 }
1664 1616
1665 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1617 op->remove ();
1666 CLEAR_FLAG (op, FLAG_REMOVED); 1618
1619 op->flag [FLAG_OBJ_ORIGINAL] = 0;
1620
1667 if (op->nrof) 1621 if (op->nrof)
1668 {
1669 for (tmp = inv; tmp != NULL; tmp = tmp->below) 1622 for (object *tmp = inv; tmp; tmp = tmp->below)
1670 if (object::can_merge (tmp, op)) 1623 if (object::can_merge (tmp, op))
1671 { 1624 {
1672 /* return the original object and remove inserted object 1625 /* return the original object and remove inserted object
1673 (client needs the original object) */ 1626 (client needs the original object) */
1674 tmp->nrof += op->nrof; 1627 tmp->nrof += op->nrof;
1675 /* Weight handling gets pretty funky. Since we are adding to
1676 * tmp->nrof, we need to increase the weight.
1677 */
1678 add_weight (this, op->weight * op->nrof); 1628 adjust_weight (this, op->total_weight ());
1679 SET_FLAG (op, FLAG_REMOVED); 1629
1680 op->destroy (); /* free the inserted object */ 1630 op->destroy (1);
1681 op = tmp; 1631 op = tmp;
1682 op->remove (); /* and fix old object's links */ 1632 goto inserted;
1683 CLEAR_FLAG (op, FLAG_REMOVED);
1684 break;
1685 } 1633 }
1686 1634
1687 /* I assume combined objects have no inventory 1635 op->owner = 0; // it's his/hers now. period.
1688 * We add the weight - this object could have just been removed 1636 op->map = 0;
1689 * (if it was possible to merge). calling remove_ob will subtract 1637 op->x = 0;
1690 * the weight, so we need to add it in again, since we actually do 1638 op->y = 0;
1691 * the linking below
1692 */
1693 add_weight (this, op->weight * op->nrof);
1694 }
1695 else
1696 add_weight (this, (op->weight + op->carrying));
1697 1639
1698 otmp = this->in_player (); 1640 op->above = 0;
1699 if (otmp && otmp->contr) 1641 op->below = inv;
1642 op->env = this;
1643
1644 if (inv)
1645 inv->above = op;
1646
1647 inv = op;
1648
1649 op->flag [FLAG_REMOVED] = 0;
1650
1651 adjust_weight (this, op->total_weight ());
1652
1653inserted:
1654 /* reset the light list and los of the players on the map */
1655 if (op->glow_radius && map && map->darkness)
1656 update_all_los (map, x, y);
1657
1658 if (object *otmp = in_player ())
1700 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1659 if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1701 otmp->update_stats (); 1660 otmp->update_stats ();
1702
1703 op->map = 0;
1704 op->env = this;
1705 op->above = 0;
1706 op->below = 0;
1707 op->x = 0, op->y = 0;
1708
1709 /* reset the light list and los of the players on the map */
1710 if ((op->glow_radius != 0) && map)
1711 {
1712#ifdef DEBUG_LIGHTS
1713 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1714#endif /* DEBUG_LIGHTS */
1715 if (map->darkness)
1716 update_all_los (map, x, y);
1717 }
1718
1719 /* Client has no idea of ordering so lets not bother ordering it here.
1720 * It sure simplifies this function...
1721 */
1722 if (!inv)
1723 inv = op;
1724 else
1725 {
1726 op->below = inv;
1727 op->below->above = op;
1728 inv = op;
1729 }
1730 1661
1731 INVOKE_OBJECT (INSERT, this); 1662 INVOKE_OBJECT (INSERT, this);
1732 1663
1733 return op; 1664 return op;
1734} 1665}
1815 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1746 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1816 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1747 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1817 { 1748 {
1818 1749
1819 float 1750 float
1820 diff = tmp->move_slow_penalty * FABS (op->speed); 1751 diff = tmp->move_slow_penalty * fabs (op->speed);
1821 1752
1822 if (op->type == PLAYER) 1753 if (op->type == PLAYER)
1823 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1754 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1824 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1755 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1825 diff /= 4.0; 1756 diff /= 4.0;
1949 * activate recursively a flag on an object inventory 1880 * activate recursively a flag on an object inventory
1950 */ 1881 */
1951void 1882void
1952flag_inv (object *op, int flag) 1883flag_inv (object *op, int flag)
1953{ 1884{
1954 if (op->inv)
1955 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1885 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1956 { 1886 {
1957 SET_FLAG (tmp, flag); 1887 SET_FLAG (tmp, flag);
1958 flag_inv (tmp, flag); 1888 flag_inv (tmp, flag);
1959 } 1889 }
1960} 1890}
1961 1891
1962/* 1892/*
1963 * deactivate recursively a flag on an object inventory 1893 * deactivate recursively a flag on an object inventory
1964 */ 1894 */
1965void 1895void
1966unflag_inv (object *op, int flag) 1896unflag_inv (object *op, int flag)
1967{ 1897{
1968 if (op->inv)
1969 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1898 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1970 { 1899 {
1971 CLEAR_FLAG (tmp, flag); 1900 CLEAR_FLAG (tmp, flag);
1972 unflag_inv (tmp, flag); 1901 unflag_inv (tmp, flag);
1973 } 1902 }
1974}
1975
1976/*
1977 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1978 * all it's inventory (recursively).
1979 * If checksums are used, a player will get set_cheat called for
1980 * him/her-self and all object carried by a call to this function.
1981 */
1982void
1983set_cheat (object *op)
1984{
1985 SET_FLAG (op, FLAG_WAS_WIZ);
1986 flag_inv (op, FLAG_WAS_WIZ);
1987} 1903}
1988 1904
1989/* 1905/*
1990 * find_free_spot(object, map, x, y, start, stop) will search for 1906 * find_free_spot(object, map, x, y, start, stop) will search for
1991 * a spot at the given map and coordinates which will be able to contain 1907 * a spot at the given map and coordinates which will be able to contain
1993 * to search (see the freearr_x/y[] definition). 1909 * to search (see the freearr_x/y[] definition).
1994 * It returns a random choice among the alternatives found. 1910 * It returns a random choice among the alternatives found.
1995 * start and stop are where to start relative to the free_arr array (1,9 1911 * start and stop are where to start relative to the free_arr array (1,9
1996 * does all 4 immediate directions). This returns the index into the 1912 * does all 4 immediate directions). This returns the index into the
1997 * array of the free spot, -1 if no spot available (dir 0 = x,y) 1913 * array of the free spot, -1 if no spot available (dir 0 = x,y)
1998 * Note - this only checks to see if there is space for the head of the
1999 * object - if it is a multispace object, this should be called for all
2000 * pieces.
2001 * Note2: This function does correctly handle tiled maps, but does not 1914 * Note: This function does correctly handle tiled maps, but does not
2002 * inform the caller. However, insert_ob_in_map will update as 1915 * inform the caller. However, insert_ob_in_map will update as
2003 * necessary, so the caller shouldn't need to do any special work. 1916 * necessary, so the caller shouldn't need to do any special work.
2004 * Note - updated to take an object instead of archetype - this is necessary 1917 * Note - updated to take an object instead of archetype - this is necessary
2005 * because arch_blocked (now ob_blocked) needs to know the movement type 1918 * because arch_blocked (now ob_blocked) needs to know the movement type
2006 * to know if the space in question will block the object. We can't use 1919 * to know if the space in question will block the object. We can't use
2008 * customized, changed states, etc. 1921 * customized, changed states, etc.
2009 */ 1922 */
2010int 1923int
2011find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 1924find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2012{ 1925{
1926 int altern[SIZEOFFREE];
2013 int index = 0, flag; 1927 int index = 0, flag;
2014 int altern[SIZEOFFREE];
2015 1928
2016 for (int i = start; i < stop; i++) 1929 for (int i = start; i < stop; i++)
2017 { 1930 {
2018 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 1931 mapxy pos (m, x, y); pos.move (i);
2019 if (!flag) 1932
1933 if (!pos.normalise ())
1934 continue;
1935
1936 mapspace &ms = *pos;
1937
1938 if (ms.flags () & P_IS_ALIVE)
1939 continue;
1940
1941 /* However, often
1942 * ob doesn't have any move type (when used to place exits)
1943 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
1944 */
1945 if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
1946 {
2020 altern [index++] = i; 1947 altern [index++] = i;
1948 continue;
1949 }
2021 1950
2022 /* Basically, if we find a wall on a space, we cut down the search size. 1951 /* Basically, if we find a wall on a space, we cut down the search size.
2023 * In this way, we won't return spaces that are on another side of a wall. 1952 * In this way, we won't return spaces that are on another side of a wall.
2024 * This mostly work, but it cuts down the search size in all directions - 1953 * This mostly work, but it cuts down the search size in all directions -
2025 * if the space being examined only has a wall to the north and empty 1954 * if the space being examined only has a wall to the north and empty
2026 * spaces in all the other directions, this will reduce the search space 1955 * spaces in all the other directions, this will reduce the search space
2027 * to only the spaces immediately surrounding the target area, and 1956 * to only the spaces immediately surrounding the target area, and
2028 * won't look 2 spaces south of the target space. 1957 * won't look 2 spaces south of the target space.
2029 */ 1958 */
2030 else if ((flag & P_NO_PASS) && maxfree[i] < stop) 1959 if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
1960 {
2031 stop = maxfree[i]; 1961 stop = maxfree[i];
1962 continue;
1963 }
1964
1965 /* Note it is intentional that we check ob - the movement type of the
1966 * head of the object should correspond for the entire object.
1967 */
1968 if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1969 continue;
1970
1971 if (ob->blocked (m, pos.x, pos.y))
1972 continue;
1973
1974 altern [index++] = i;
2032 } 1975 }
2033 1976
2034 if (!index) 1977 if (!index)
2035 return -1; 1978 return -1;
2036 1979
2037 return altern[RANDOM () % index]; 1980 return altern [rndm (index)];
2038} 1981}
2039 1982
2040/* 1983/*
2041 * find_first_free_spot(archetype, maptile, x, y) works like 1984 * find_first_free_spot(archetype, maptile, x, y) works like
2042 * find_free_spot(), but it will search max number of squares. 1985 * find_free_spot(), but it will search max number of squares.
2045 */ 1988 */
2046int 1989int
2047find_first_free_spot (const object *ob, maptile *m, int x, int y) 1990find_first_free_spot (const object *ob, maptile *m, int x, int y)
2048{ 1991{
2049 for (int i = 0; i < SIZEOFFREE; i++) 1992 for (int i = 0; i < SIZEOFFREE; i++)
2050 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 1993 if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2051 return i; 1994 return i;
2052 1995
2053 return -1; 1996 return -1;
2054} 1997}
2055 1998
2063{ 2006{
2064 arr += begin; 2007 arr += begin;
2065 end -= begin; 2008 end -= begin;
2066 2009
2067 while (--end) 2010 while (--end)
2068 swap (arr [end], arr [RANDOM () % (end + 1)]); 2011 swap (arr [end], arr [rndm (end + 1)]);
2069} 2012}
2070 2013
2071/* new function to make monster searching more efficient, and effective! 2014/* new function to make monster searching more efficient, and effective!
2072 * This basically returns a randomized array (in the passed pointer) of 2015 * This basically returns a randomized array (in the passed pointer) of
2073 * the spaces to find monsters. In this way, it won't always look for 2016 * the spaces to find monsters. In this way, it won't always look for
2109 object *tmp; 2052 object *tmp;
2110 maptile *mp; 2053 maptile *mp;
2111 2054
2112 MoveType blocked, move_type; 2055 MoveType blocked, move_type;
2113 2056
2114 if (exclude && exclude->head) 2057 if (exclude && exclude->head_ () != exclude)
2115 { 2058 {
2116 exclude = exclude->head; 2059 exclude = exclude->head;
2117 move_type = exclude->move_type; 2060 move_type = exclude->move_type;
2118 } 2061 }
2119 else 2062 else
2142 max = maxfree[i]; 2085 max = maxfree[i];
2143 else if (mflags & P_IS_ALIVE) 2086 else if (mflags & P_IS_ALIVE)
2144 { 2087 {
2145 for (tmp = ms.bot; tmp; tmp = tmp->above) 2088 for (tmp = ms.bot; tmp; tmp = tmp->above)
2146 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER) 2089 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2147 && (tmp != exclude || (tmp->head && tmp->head != exclude))) 2090 && (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2148 break; 2091 break;
2149 2092
2150 if (tmp) 2093 if (tmp)
2151 return freedir[i]; 2094 return freedir[i];
2152 } 2095 }
2207 2150
2208 return 3; 2151 return 3;
2209} 2152}
2210 2153
2211/* 2154/*
2212 * absdir(int): Returns a number between 1 and 8, which represent
2213 * the "absolute" direction of a number (it actually takes care of
2214 * "overflow" in previous calculations of a direction).
2215 */
2216
2217int
2218absdir (int d)
2219{
2220 while (d < 1)
2221 d += 8;
2222
2223 while (d > 8)
2224 d -= 8;
2225
2226 return d;
2227}
2228
2229/*
2230 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is 2155 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2231 * between two directions (which are expected to be absolute (see absdir()) 2156 * between two directions (which are expected to be absolute (see absdir())
2232 */ 2157 */
2233
2234int 2158int
2235dirdiff (int dir1, int dir2) 2159dirdiff (int dir1, int dir2)
2236{ 2160{
2237 int d; 2161 int d;
2238 2162
2351 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause 2275 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2352 * core dumps if they do. 2276 * core dumps if they do.
2353 * 2277 *
2354 * Add a check so we can't pick up invisible objects (0.93.8) 2278 * Add a check so we can't pick up invisible objects (0.93.8)
2355 */ 2279 */
2356
2357int 2280int
2358can_pick (const object *who, const object *item) 2281can_pick (const object *who, const object *item)
2359{ 2282{
2360 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2283 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2361 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2284 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2366 * create clone from object to another 2289 * create clone from object to another
2367 */ 2290 */
2368object * 2291object *
2369object_create_clone (object *asrc) 2292object_create_clone (object *asrc)
2370{ 2293{
2371 object *dst = 0, *tmp, *src, *part, *prev, *item; 2294 object *dst = 0, *tmp, *src, *prev, *item;
2372 2295
2373 if (!asrc) 2296 if (!asrc)
2374 return 0; 2297 return 0;
2375 2298
2376 src = asrc;
2377 if (src->head)
2378 src = src->head; 2299 src = asrc->head_ ();
2379 2300
2380 prev = 0; 2301 prev = 0;
2381 for (part = src; part; part = part->more) 2302 for (object *part = src; part; part = part->more)
2382 { 2303 {
2383 tmp = part->clone (); 2304 tmp = part->clone ();
2384 tmp->x -= src->x; 2305 tmp->x -= src->x;
2385 tmp->y -= src->y; 2306 tmp->y -= src->y;
2386 2307
2402 2323
2403 for (item = src->inv; item; item = item->below) 2324 for (item = src->inv; item; item = item->below)
2404 insert_ob_in_ob (object_create_clone (item), dst); 2325 insert_ob_in_ob (object_create_clone (item), dst);
2405 2326
2406 return dst; 2327 return dst;
2407}
2408
2409/* GROS - Creates an object using a string representing its content. */
2410/* Basically, we save the content of the string to a temp file, then call */
2411/* load_object on it. I admit it is a highly inefficient way to make things, */
2412/* but it was simple to make and allows reusing the load_object function. */
2413/* Remember not to use load_object_str in a time-critical situation. */
2414/* Also remember that multiparts objects are not supported for now. */
2415object *
2416load_object_str (const char *obstr)
2417{
2418 object *op;
2419 char filename[MAX_BUF];
2420
2421 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2422
2423 FILE *tempfile = fopen (filename, "w");
2424
2425 if (tempfile == NULL)
2426 {
2427 LOG (llevError, "Error - Unable to access load object temp file\n");
2428 return NULL;
2429 }
2430
2431 fprintf (tempfile, obstr);
2432 fclose (tempfile);
2433
2434 op = object::create ();
2435
2436 object_thawer thawer (filename);
2437
2438 if (thawer)
2439 load_object (thawer, op, 0);
2440
2441 LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2442 CLEAR_FLAG (op, FLAG_REMOVED);
2443
2444 return op;
2445} 2328}
2446 2329
2447/* This returns the first object in who's inventory that 2330/* This returns the first object in who's inventory that
2448 * has the same type and subtype match. 2331 * has the same type and subtype match.
2449 * returns NULL if no match. 2332 * returns NULL if no match.
2504 if (link->key == canonical_key) 2387 if (link->key == canonical_key)
2505 return link->value; 2388 return link->value;
2506 2389
2507 return 0; 2390 return 0;
2508} 2391}
2509
2510 2392
2511/* 2393/*
2512 * Updates the canonical_key in op to value. 2394 * Updates the canonical_key in op to value.
2513 * 2395 *
2514 * canonical_key is a shared string (value doesn't have to be). 2396 * canonical_key is a shared string (value doesn't have to be).
2538 /* Basically, if the archetype has this key set, 2420 /* Basically, if the archetype has this key set,
2539 * we need to store the null value so when we save 2421 * we need to store the null value so when we save
2540 * it, we save the empty value so that when we load, 2422 * it, we save the empty value so that when we load,
2541 * we get this value back again. 2423 * we get this value back again.
2542 */ 2424 */
2543 if (get_ob_key_link (&op->arch->clone, canonical_key)) 2425 if (get_ob_key_link (op->arch, canonical_key))
2544 field->value = 0; 2426 field->value = 0;
2545 else 2427 else
2546 { 2428 {
2547 if (last) 2429 if (last)
2548 last->next = field->next; 2430 last->next = field->next;
2617 } 2499 }
2618 else 2500 else
2619 item = item->env; 2501 item = item->env;
2620} 2502}
2621 2503
2622
2623const char * 2504const char *
2624object::flag_desc (char *desc, int len) const 2505object::flag_desc (char *desc, int len) const
2625{ 2506{
2626 char *p = desc; 2507 char *p = desc;
2627 bool first = true; 2508 bool first = true;
2654{ 2535{
2655 char flagdesc[512]; 2536 char flagdesc[512];
2656 char info2[256 * 4]; 2537 char info2[256 * 4];
2657 char *p = info; 2538 char *p = info;
2658 2539
2659 p += snprintf (p, 512, "{cnt:%d,uuid:<1,%" PRIx64 ">,name:\"%s%s%s\",flags:[%s],type:%d}", 2540 p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",
2660 count, uuid.seq, 2541 count,
2542 uuid.c_str (),
2661 &name, 2543 &name,
2662 title ? "\",title:" : "", 2544 title ? "\",title:\"" : "",
2663 title ? (const char *)title : "", 2545 title ? (const char *)title : "",
2664 flag_desc (flagdesc, 512), type); 2546 flag_desc (flagdesc, 512), type);
2665 2547
2666 if (env) 2548 if (!this->flag[FLAG_REMOVED] && env)
2667 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2549 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2668 2550
2669 if (map) 2551 if (map)
2670 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); 2552 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2671 2553
2673} 2555}
2674 2556
2675const char * 2557const char *
2676object::debug_desc () const 2558object::debug_desc () const
2677{ 2559{
2678 static char info[256 * 4]; 2560 static char info[3][256 * 4];
2561 static int info_idx;
2562
2679 return debug_desc (info); 2563 return debug_desc (info [++info_idx % 3]);
2680} 2564}
2681 2565
2566struct region *
2567object::region () const
2568{
2569 return map ? map->region (x, y)
2570 : region::default_region ();
2571}
2572
2573const materialtype_t *
2574object::dominant_material () const
2575{
2576 if (materialtype_t *mt = name_to_material (materialname))
2577 return mt;
2578
2579 return name_to_material (shstr_unknown);
2580}
2581
2582void
2583object::open_container (object *new_container)
2584{
2585 if (container == new_container)
2586 return;
2587
2588 if (object *old_container = container)
2589 {
2590 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2591 return;
2592
2593#if 0
2594 // remove the "Close old_container" object.
2595 if (object *closer = old_container->inv)
2596 if (closer->type == CLOSE_CON)
2597 closer->destroy ();
2598#endif
2599
2600 old_container->flag [FLAG_APPLIED] = 0;
2601 container = 0;
2602
2603 esrv_update_item (UPD_FLAGS, this, old_container);
2604 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2605 play_sound (sound_find ("chest_close"));
2606 }
2607
2608 if (new_container)
2609 {
2610 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
2611 return;
2612
2613 // TODO: this does not seem to serve any purpose anymore?
2614#if 0
2615 // insert the "Close Container" object.
2616 if (archetype *closer = new_container->other_arch)
2617 {
2618 object *closer = arch_to_object (new_container->other_arch);
2619 closer->flag [FLAG_NO_MAP_SAVE] = 1;
2620 new_container->insert (closer);
2621 }
2622#endif
2623
2624 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2625
2626 new_container->flag [FLAG_APPLIED] = 1;
2627 container = new_container;
2628
2629 esrv_update_item (UPD_FLAGS, this, new_container);
2630 esrv_send_inventory (this, new_container);
2631 play_sound (sound_find ("chest_open"));
2632 }
2633}
2634
2635object *
2636object::force_find (const shstr name)
2637{
2638 /* cycle through his inventory to look for the MARK we want to
2639 * place
2640 */
2641 for (object *tmp = inv; tmp; tmp = tmp->below)
2642 if (tmp->type == FORCE && tmp->slaying == name)
2643 return splay (tmp);
2644
2645 return 0;
2646}
2647
2648void
2649object::force_add (const shstr name, int duration)
2650{
2651 if (object *force = force_find (name))
2652 force->destroy ();
2653
2654 object *force = get_archetype (FORCE_NAME);
2655
2656 force->slaying = name;
2657 force->stats.food = 1;
2658 force->speed_left = -1.f;
2659
2660 force->set_speed (duration ? 1.f / duration : 0.f);
2661 force->flag [FLAG_IS_USED_UP] = true;
2662 force->flag [FLAG_APPLIED] = true;
2663
2664 insert (force);
2665}
2666
2667void
2668object::play_sound (faceidx sound)
2669{
2670 if (!sound)
2671 return;
2672
2673 if (flag [FLAG_REMOVED])
2674 return;
2675
2676 if (env)
2677 {
2678 if (object *pl = in_player ())
2679 pl->contr->play_sound (sound);
2680 }
2681 else
2682 map->play_sound (sound, x, y);
2683}
2684

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