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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 1.256 by root, Sun Aug 31 05:47:14 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;
142
143 /* n-squared behaviour (see get_ob_key_link()), but I'm hoping both 144 /* n-squared behaviour (see kv_get), but I'm hoping both
144 * objects with lists are rare, and lists stay short. If not, use a 145 * objects with lists are rare, and lists stay short. If not, use a
145 * different structure or at least keep the lists sorted... 146 * different structure or at least keep the lists sorted...
146 */ 147 */
147 148
148 /* For each field in wants, */ 149 /* For each field in wants, */
149 for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next) 150 for (key_value *kv = wants->key_values; kv; kv = kv->next)
150 { 151 if (has->kv_get (kv->key) != kv->value)
151 key_value *has_field; 152 return false;
152
153 /* Look for a field in has with the same key. */
154 has_field = get_ob_key_link (has, wants_field->key);
155
156 if (has_field == NULL)
157 {
158 /* No field with that name. */
159 return FALSE;
160 }
161
162 /* Found the matching field. */
163 if (has_field->value != wants_field->value)
164 {
165 /* Values don't match, so this half of the comparison is false. */
166 return FALSE;
167 }
168
169 /* If we get here, we found a match. Now for the next field in wants. */
170 }
171 153
172 /* If we get here, every field in wants has a matching field in has. */ 154 /* If we get here, every field in wants has a matching field in has. */
173 return TRUE; 155 return true;
174} 156}
175 157
176/* Returns TRUE if ob1 has the same key_values as ob2. */ 158/* Returns TRUE if ob1 has the same key_values as ob2. */
177static int 159static bool
178compare_ob_value_lists (const object *ob1, const object *ob2) 160compare_ob_value_lists (const object *ob1, const object *ob2)
179{ 161{
180 /* However, there may be fields in has which aren't partnered in wants, 162 /* However, there may be fields in has which aren't partnered in wants,
181 * so we need to run the comparison *twice*. :( 163 * so we need to run the comparison *twice*. :(
182 */ 164 */
183 return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1); 165 return compare_ob_value_lists_one (ob1, ob2)
166 && compare_ob_value_lists_one (ob2, ob1);
184} 167}
185 168
186/* Function examines the 2 objects given to it, and returns true if 169/* Function examines the 2 objects given to it, and returns true if
187 * they can be merged together. 170 * they can be merged together.
188 * 171 *
203 || ob1->speed != ob2->speed 186 || ob1->speed != ob2->speed
204 || ob1->value != ob2->value 187 || ob1->value != ob2->value
205 || ob1->name != ob2->name) 188 || ob1->name != ob2->name)
206 return 0; 189 return 0;
207 190
208 //TODO: this ain't working well, use nicer and correct overflow check
209 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 191 /* Do not merge objects if nrof would overflow, assume nrof
210 * value could not be stored in a sint32 (which unfortunately sometimes is 192 * is always 0 .. 2**31-1 */
211 * used to store nrof). 193 if (ob1->nrof > 0x7fffffff - ob2->nrof)
212 */
213 if (ob1->nrof + ob2->nrof >= 1UL << 31)
214 return 0; 194 return 0;
215 195
216 /* If the objects have been identified, set the BEEN_APPLIED flag. 196 /* 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 197 * 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 198 * 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 199 * are not equal - just if it has been identified, the been_applied
220 * flags lose any meaning. 200 * flags lose any meaning.
221 */ 201 */
222 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) 202 if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
223 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 203 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
224 204
225 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 205 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
226 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 206 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
227 207
228 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 208 if (ob1->arch->archname != ob2->arch->archname
229 || ob1->arch != ob2->arch
230 || ob1->name != ob2->name 209 || ob1->name != ob2->name
231 || ob1->title != ob2->title 210 || ob1->title != ob2->title
232 || ob1->msg != ob2->msg 211 || ob1->msg != ob2->msg
233 || ob1->weight != ob2->weight 212 || 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 213 || ob1->attacktype != ob2->attacktype
237 || ob1->magic != ob2->magic 214 || ob1->magic != ob2->magic
238 || ob1->slaying != ob2->slaying 215 || ob1->slaying != ob2->slaying
239 || ob1->skill != ob2->skill 216 || ob1->skill != ob2->skill
240 || ob1->value != ob2->value 217 || ob1->value != ob2->value
241 || ob1->animation_id != ob2->animation_id 218 || ob1->animation_id != ob2->animation_id
219 || (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other
242 || ob1->client_type != ob2->client_type 220 || ob1->client_type != ob2->client_type
243 || ob1->materialname != ob2->materialname 221 || ob1->materialname != ob2->materialname
244 || ob1->lore != ob2->lore 222 || ob1->lore != ob2->lore
245 || ob1->subtype != ob2->subtype 223 || ob1->subtype != ob2->subtype
246 || ob1->move_type != ob2->move_type 224 || ob1->move_type != ob2->move_type
247 || ob1->move_block != ob2->move_block 225 || ob1->move_block != ob2->move_block
248 || ob1->move_allow != ob2->move_allow 226 || ob1->move_allow != ob2->move_allow
249 || ob1->move_on != ob2->move_on 227 || ob1->move_on != ob2->move_on
250 || ob1->move_off != ob2->move_off 228 || ob1->move_off != ob2->move_off
251 || ob1->move_slow != ob2->move_slow 229 || ob1->move_slow != ob2->move_slow
252 || ob1->move_slow_penalty != ob2->move_slow_penalty) 230 || ob1->move_slow_penalty != ob2->move_slow_penalty
231 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
232 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
253 return 0; 233 return 0;
254 234
235 if ((ob1->flag ^ ob2->flag)
236 .reset (FLAG_INV_LOCKED)
237 .reset (FLAG_REMOVED)
238 .any ())
239 return 0;
240
255 /* This is really a spellbook check - really, we should 241 /* This is really a spellbook check - we should in general
256 * check all objects in the inventory. 242 * not merge objects with real inventories, as splitting them
243 * is hard.
257 */ 244 */
258 if (ob1->inv || ob2->inv) 245 if (ob1->inv || ob2->inv)
259 { 246 {
260 /* if one object has inventory but the other doesn't, not equiv */ 247 if (!(ob1->inv && ob2->inv))
261 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) 248 return 0; /* inventories differ in length */
262 return 0;
263 249
264 /* Now check to see if the two inventory objects could merge */ 250 if (ob1->inv->below || ob2->inv->below)
251 return 0; /* more than one object in inv */
252
265 if (!object::can_merge (ob1->inv, ob2->inv)) 253 if (!object::can_merge (ob1->inv, ob2->inv))
266 return 0; 254 return 0; /* inventory objects differ */
267 255
268 /* inventory ok - still need to check rest of this object to see 256 /* inventory ok - still need to check rest of this object to see
269 * if it is valid. 257 * if it is valid.
270 */ 258 */
271 } 259 }
290 if (ob1->level != ob2->level) 278 if (ob1->level != ob2->level)
291 return 0; 279 return 0;
292 break; 280 break;
293 } 281 }
294 282
295 if (ob1->key_values != NULL || ob2->key_values != NULL) 283 if (ob1->key_values || ob2->key_values)
296 { 284 {
297 /* At least one of these has key_values. */ 285 /* At least one of these has key_values. */
298 if ((ob1->key_values == NULL) != (ob2->key_values == NULL)) 286 if ((!ob1->key_values) != (!ob2->key_values))
299 /* One has fields, but the other one doesn't. */ 287 return 0; /* One has fields, but the other one doesn't. */
288
289 if (!compare_ob_value_lists (ob1, ob2))
300 return 0; 290 return 0;
301 else if (!compare_ob_value_lists (ob1, ob2))
302 return 0;
303 } 291 }
304 292
305 //TODO: generate an event or call into perl for additional checks
306 if (ob1->self || ob2->self) 293 if (ob1->self || ob2->self)
307 { 294 {
308 ob1->optimise (); 295 ob1->optimise ();
309 ob2->optimise (); 296 ob2->optimise ();
310 297
311 if (ob1->self || ob2->self) 298 if (ob1->self || ob2->self)
299 {
300 int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
301 int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
302
303 if (k1 != k2)
312 return 0; 304 return 0;
305
306 if (k1 == 0)
307 return 1;
308
309 if (!cfperl_can_merge (ob1, ob2))
310 return 0;
311 }
313 } 312 }
314 313
315 /* Everything passes, must be OK. */ 314 /* Everything passes, must be OK. */
316 return 1; 315 return 1;
317} 316}
318 317
318// find player who can see this object
319object *
320object::visible_to () const
321{
322 if (client_visible () && !flag [FLAG_REMOVED])
323 {
324 // see if we are in a container of sorts
325 if (env)
326 {
327 // the player inventory itself is always visible
328 if (env->type == PLAYER)
329 return env;
330
331 // else a player could have our env open
332 object *envest = env->outer_env ();
333
334 // the player itself is always on a map, so we will find him here
335 // even if our inv is in a player.
336 if (envest->is_on_map ())
337 if (object *pl = envest->ms ().player ())
338 if (pl->container == env)
339 return pl;
340 }
341 else
342 {
343 // maybe there is a player standing on the same mapspace
344 // this will catch the case where "this" is a player
345 if (object *pl = ms ().player ())
346 if ((!pl->container && pl->contr->ns && !pl->contr->ns->update_look)
347 || this == pl->container)
348 return pl;
349 }
350 }
351
352 return 0;
353}
354
355// adjust weight per container type ("of holding")
356static sint32
357weight_adjust_for (object *op, sint32 weight)
358{
359 return op->type == CONTAINER
360 ? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
361 : weight;
362}
363
319/* 364/*
365 * adjust_weight(object, weight) adds the specified weight to an object,
366 * and also updates how much the environment(s) is/are carrying.
367 */
368static void
369adjust_weight (object *op, sint32 weight)
370{
371 while (op)
372 {
373 // adjust by actual difference to account for rounding errors
374 // i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
375 weight = weight_adjust_for (op, op->carrying)
376 - weight_adjust_for (op, op->carrying - weight);
377
378 if (!weight)
379 return;
380
381 op->carrying += weight;
382
383 if (object *pl = op->visible_to ())
384 if (pl != op) // player is handled lazily
385 esrv_update_item (UPD_WEIGHT, pl, op);
386
387 op = op->env;
388 }
389}
390
391/*
320 * sum_weight() is a recursive function which calculates the weight 392 * this is a recursive function which calculates the weight
321 * an object is carrying. It goes through in figures out how much 393 * an object is carrying. It goes through op and figures out how much
322 * containers are carrying, and sums it up. 394 * containers are carrying, and sums it up.
323 */ 395 */
324long 396void
325sum_weight (object *op) 397object::update_weight ()
326{ 398{
327 long sum; 399 sint32 sum = 0;
328 object *inv;
329 400
330 for (sum = 0, inv = op->inv; inv; inv = inv->below) 401 for (object *op = inv; op; op = op->below)
331 { 402 {
332 if (inv->inv) 403 if (op->inv)
333 sum_weight (inv); 404 op->update_weight ();
334 405
335 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 406 sum += op->total_weight ();
407 }
408
409 sum = weight_adjust_for (this, sum);
410
411 if (sum != carrying)
336 } 412 {
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; 413 carrying = sum;
343 414
344 return sum; 415 if (object *pl = visible_to ())
416 if (pl != this) // player is handled lazily
417 esrv_update_item (UPD_WEIGHT, pl, this);
418 }
345} 419}
346 420
347/** 421/*
348 * Return the outermost environment object for a given object. 422 * 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 */ 423 */
364char * 424char *
365dump_object (object *op) 425dump_object (object *op)
366{ 426{
367 if (!op) 427 if (!op)
375/* 435/*
376 * get_nearest_part(multi-object, object 2) returns the part of the 436 * get_nearest_part(multi-object, object 2) returns the part of the
377 * multi-object 1 which is closest to the second object. 437 * multi-object 1 which is closest to the second object.
378 * If it's not a multi-object, it is returned. 438 * If it's not a multi-object, it is returned.
379 */ 439 */
380
381object * 440object *
382get_nearest_part (object *op, const object *pl) 441get_nearest_part (object *op, const object *pl)
383{ 442{
384 object *tmp, *closest; 443 object *tmp, *closest;
385 int last_dist, i; 444 int last_dist, i;
386 445
387 if (op->more == NULL) 446 if (!op->more)
388 return op; 447 return op;
448
389 for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more) 449 for (last_dist = distance (op, pl), closest = op, tmp = op->more;
450 tmp;
451 tmp = tmp->more)
390 if ((i = distance (tmp, pl)) < last_dist) 452 if ((i = distance (tmp, pl)) < last_dist)
391 closest = tmp, last_dist = i; 453 closest = tmp, last_dist = i;
454
392 return closest; 455 return closest;
393} 456}
394 457
395/* 458/*
396 * Returns the object which has the count-variable equal to the argument. 459 * Returns the object which has the count-variable equal to the argument.
460 * VERRRY slow.
397 */ 461 */
398object * 462object *
399find_object (tag_t i) 463find_object (tag_t i)
400{ 464{
401 for_all_objects (op) 465 for_all_objects (op)
412 */ 476 */
413object * 477object *
414find_object_name (const char *str) 478find_object_name (const char *str)
415{ 479{
416 shstr_cmp str_ (str); 480 shstr_cmp str_ (str);
417 object *op;
418 481
482 if (str_)
419 for_all_objects (op) 483 for_all_objects (op)
420 if (op->name == str_) 484 if (op->name == str_)
421 break; 485 return op;
422 486
423 return op; 487 return 0;
424}
425
426void
427free_all_object_data ()
428{
429 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
430} 488}
431 489
432/* 490/*
433 * Sets the owner and sets the skill and exp pointers to owner's current 491 * Sets the owner and sets the skill and exp pointers to owner's current
434 * skill and experience objects. 492 * skill and experience objects.
493 * ACTUALLY NO! investigate! TODO
435 */ 494 */
436void 495void
437object::set_owner (object *owner) 496object::set_owner (object *owner)
438{ 497{
498 // allow objects which own objects
439 if (!owner) 499 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) 500 while (owner->owner)
450 owner = owner->owner; 501 owner = owner->owner;
502
503 if (flag [FLAG_FREED])
504 {
505 LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
506 return;
507 }
451 508
452 this->owner = owner; 509 this->owner = owner;
453} 510}
454 511
455int 512int
533 } 590 }
534 591
535 op->key_values = 0; 592 op->key_values = 0;
536} 593}
537 594
538object & 595/*
539object::operator =(const object &src) 596 * copy_to first frees everything allocated by the dst object,
597 * and then copies the contents of itself into the second
598 * object, allocating what needs to be allocated. Basically, any
599 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
600 * if the first object is freed, the pointers in the new object
601 * will point at garbage.
602 */
603void
604object::copy_to (object *dst)
540{ 605{
541 bool is_freed = flag [FLAG_FREED]; 606 dst->remove ();
542 bool is_removed = flag [FLAG_REMOVED];
543
544 *(object_copy *)this = src; 607 *(object_copy *)dst = *this;
545
546 flag [FLAG_FREED] = is_freed;
547 flag [FLAG_REMOVED] = is_removed; 608 dst->flag [FLAG_REMOVED] = true;
548 609
549 /* Copy over key_values, if any. */ 610 /* Copy over key_values, if any. */
550 if (src.key_values) 611 if (key_values)
551 { 612 {
552 key_value *tail = 0; 613 key_value *tail = 0;
553 key_values = 0; 614 dst->key_values = 0;
554 615
555 for (key_value *i = src.key_values; i; i = i->next) 616 for (key_value *i = key_values; i; i = i->next)
556 { 617 {
557 key_value *new_link = new key_value; 618 key_value *new_link = new key_value;
558 619
559 new_link->next = 0; 620 new_link->next = 0;
560 new_link->key = i->key; 621 new_link->key = i->key;
561 new_link->value = i->value; 622 new_link->value = i->value;
562 623
563 /* Try and be clever here, too. */ 624 /* Try and be clever here, too. */
564 if (!key_values) 625 if (!dst->key_values)
565 { 626 {
566 key_values = new_link; 627 dst->key_values = new_link;
567 tail = new_link; 628 tail = new_link;
568 } 629 }
569 else 630 else
570 { 631 {
571 tail->next = new_link; 632 tail->next = new_link;
572 tail = new_link; 633 tail = new_link;
573 } 634 }
574 } 635 }
575 } 636 }
576}
577
578/*
579 * copy_to first frees everything allocated by the dst object,
580 * and then copies the contents of itself into the second
581 * object, allocating what needs to be allocated. Basically, any
582 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
583 * if the first object is freed, the pointers in the new object
584 * will point at garbage.
585 */
586void
587object::copy_to (object *dst)
588{
589 *dst = *this;
590 637
591 if (speed < 0) 638 if (speed < 0)
592 dst->speed_left = speed_left - rndm (); 639 dst->speed_left -= rndm ();
593 640
594 dst->set_speed (dst->speed); 641 dst->activate ();
595} 642}
596 643
597void 644void
598object::instantiate () 645object::instantiate ()
599{ 646{
600 if (!uuid.seq) // HACK 647 if (!uuid.seq) // HACK
601 uuid = gen_uuid (); 648 uuid = UUID::gen ();
602 649
603 speed_left = -0.1f; 650 speed_left = -0.1f;
604 /* copy the body_info to the body_used - this is only really 651 /* 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. 652 * 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 653 * by doing so, when a monster is created, it has good starting
616object * 663object *
617object::clone () 664object::clone ()
618{ 665{
619 object *neu = create (); 666 object *neu = create ();
620 copy_to (neu); 667 copy_to (neu);
668 neu->map = map; // not copied by copy_to
621 return neu; 669 return neu;
622} 670}
623 671
624/* 672/*
625 * If an object with the IS_TURNABLE() flag needs to be turned due 673 * If an object with the IS_TURNABLE() flag needs to be turned due
676 * UP_OBJ_FACE: only the objects face has changed. 724 * UP_OBJ_FACE: only the objects face has changed.
677 */ 725 */
678void 726void
679update_object (object *op, int action) 727update_object (object *op, int action)
680{ 728{
681 if (op == NULL) 729 if (!op)
682 { 730 {
683 /* this should never happen */ 731 /* this should never happen */
684 LOG (llevDebug, "update_object() called for NULL object.\n"); 732 LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
685 return; 733 return;
686 } 734 }
687 735
688 if (op->env) 736 if (!op->is_on_map ())
689 { 737 {
690 /* Animation is currently handled by client, so nothing 738 /* Animation is currently handled by client, so nothing
691 * to do in this case. 739 * to do in this case.
692 */ 740 */
693 return; 741 return;
694 } 742 }
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;
701 743
702 /* make sure the object is within map boundaries */ 744 /* 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) 745 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
704 { 746 {
705 LOG (llevError, "update_object() called for object out of map!\n"); 747 LOG (llevError, "update_object() called for object out of map!\n");
724 || (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC)) 766 || (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
725 || (m.move_on | op->move_on ) != m.move_on 767 || (m.move_on | op->move_on ) != m.move_on
726 || (m.move_off | op->move_off ) != m.move_off 768 || (m.move_off | op->move_off ) != m.move_off
727 || (m.move_slow | op->move_slow) != m.move_slow 769 || (m.move_slow | op->move_slow) != m.move_slow
728 /* This isn't perfect, but I don't expect a lot of objects to 770 /* This isn't perfect, but I don't expect a lot of objects to
729 * to have move_allow right now. 771 * have move_allow right now.
730 */ 772 */
731 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block 773 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
732 || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp) 774 || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
733 m.flags_ = 0; 775 m.flags_ = 0;
734 } 776 }
765static int object_count; 807static int object_count;
766 808
767void object::link () 809void object::link ()
768{ 810{
769 assert (!index);//D 811 assert (!index);//D
770 uuid = gen_uuid (); 812 uuid = UUID::gen ();
771 count = ++object_count; 813 count = ++object_count;
772 814
773 refcnt_inc (); 815 refcnt_inc ();
774 objects.insert (this); 816 objects.insert (this);
775} 817}
787object::activate () 829object::activate ()
788{ 830{
789 /* If already on active list, don't do anything */ 831 /* If already on active list, don't do anything */
790 if (active) 832 if (active)
791 return; 833 return;
834
835 if (has_active_speed () && flag [FLAG_FREED ]) LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
792 836
793 if (has_active_speed ()) 837 if (has_active_speed ())
794 actives.insert (this); 838 actives.insert (this);
795} 839}
796 840
848object::destroy_inv (bool drop_to_ground) 892object::destroy_inv (bool drop_to_ground)
849{ 893{
850 // need to check first, because the checks below might segfault 894 // need to check first, because the checks below might segfault
851 // as we might be on an invalid mapspace and crossfire code 895 // as we might be on an invalid mapspace and crossfire code
852 // is too buggy to ensure that the inventory is empty. 896 // is too buggy to ensure that the inventory is empty.
853 // corollary: if you create arrows etc. with stuff in tis inventory, 897 // corollary: if you create arrows etc. with stuff in its inventory,
854 // cf will crash below with off-map x and y 898 // cf will crash below with off-map x and y
855 if (!inv) 899 if (!inv)
856 return; 900 return;
857 901
858 /* Only if the space blocks everything do we not process - 902 /* Only if the space blocks everything do we not process -
859 * if some form of movement is allowed, let objects 903 * if some form of movement is allowed, let objects
860 * drop on that space. 904 * drop on that space.
861 */ 905 */
862 if (!drop_to_ground 906 if (!drop_to_ground
863 || !map 907 || !map
864 || map->in_memory != MAP_IN_MEMORY 908 || map->in_memory != MAP_ACTIVE
865 || map->nodrop 909 || map->no_drop
866 || ms ().move_block == MOVE_ALL) 910 || ms ().move_block == MOVE_ALL)
867 { 911 {
868 while (inv) 912 while (inv)
869 {
870 inv->destroy_inv (drop_to_ground);
871 inv->destroy (); 913 inv->destroy (true);
872 }
873 } 914 }
874 else 915 else
875 { /* Put objects in inventory onto this space */ 916 { /* Put objects in inventory onto this space */
876 while (inv) 917 while (inv)
877 { 918 {
881 || op->flag [FLAG_NO_DROP] 922 || op->flag [FLAG_NO_DROP]
882 || op->type == RUNE 923 || op->type == RUNE
883 || op->type == TRAP 924 || op->type == TRAP
884 || op->flag [FLAG_IS_A_TEMPLATE] 925 || op->flag [FLAG_IS_A_TEMPLATE]
885 || op->flag [FLAG_DESTROY_ON_DEATH]) 926 || op->flag [FLAG_DESTROY_ON_DEATH])
886 op->destroy (); 927 op->destroy (true);
887 else 928 else
888 map->insert (op, x, y); 929 map->insert (op, x, y);
889 } 930 }
890 } 931 }
891} 932}
895 object *op = new object; 936 object *op = new object;
896 op->link (); 937 op->link ();
897 return op; 938 return op;
898} 939}
899 940
941static struct freed_map : maptile
942{
943 freed_map ()
944 {
945 path = "<freed objects map>";
946 name = "/internal/freed_objects_map";
947 width = 3;
948 height = 3;
949 no_drop = 1;
950 no_reset = 1;
951
952 alloc ();
953 in_memory = MAP_ACTIVE;
954 }
955
956 ~freed_map ()
957 {
958 destroy ();
959 }
960} freed_map; // freed objects are moved here to avoid crashes
961
900void 962void
901object::do_destroy () 963object::do_destroy ()
902{ 964{
903 attachable::do_destroy ();
904
905 if (flag [FLAG_IS_LINKED]) 965 if (flag [FLAG_IS_LINKED])
906 remove_button_link (this); 966 remove_button_link (this);
907 967
908 if (flag [FLAG_FRIENDLY]) 968 if (flag [FLAG_FRIENDLY])
909 remove_friendly_object (this); 969 remove_friendly_object (this);
910 970
911 if (!flag [FLAG_REMOVED])
912 remove (); 971 remove ();
913 972
914 destroy_inv (true); 973 attachable::do_destroy ();
915 974
916 deactivate (); 975 deactivate ();
917 unlink (); 976 unlink ();
918 977
919 flag [FLAG_FREED] = 1; 978 flag [FLAG_FREED] = 1;
920 979
921 // hack to ensure that freed objects still have a valid map 980 // 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; 981 map = &freed_map;
938 x = 1; 982 x = 1;
939 y = 1; 983 y = 1;
940 }
941 984
942 if (more) 985 if (more)
943 { 986 {
944 more->destroy (); 987 more->destroy ();
945 more = 0; 988 more = 0;
958object::destroy (bool destroy_inventory) 1001object::destroy (bool destroy_inventory)
959{ 1002{
960 if (destroyed ()) 1003 if (destroyed ())
961 return; 1004 return;
962 1005
1006 if (!is_head () && !head->destroyed ())
1007 {
1008 LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1009 head->destroy (destroy_inventory);
1010 return;
1011 }
1012
963 if (destroy_inventory) 1013 destroy_inv (!destroy_inventory);
964 destroy_inv (false); 1014
1015 if (is_head ())
1016 if (sound_destroy)
1017 play_sound (sound_destroy);
1018 else if (flag [FLAG_MONSTER])
1019 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
965 1020
966 attachable::destroy (); 1021 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} 1022}
985 1023
986/* op->remove (): 1024/* op->remove ():
987 * This function removes the object op from the linked list of objects 1025 * 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 1026 * which it is currently tied to. When this function is done, the
994object::do_remove () 1032object::do_remove ()
995{ 1033{
996 object *tmp, *last = 0; 1034 object *tmp, *last = 0;
997 object *otmp; 1035 object *otmp;
998 1036
999 if (QUERY_FLAG (this, FLAG_REMOVED)) 1037 if (flag [FLAG_REMOVED])
1000 return; 1038 return;
1001 1039
1002 SET_FLAG (this, FLAG_REMOVED);
1003 INVOKE_OBJECT (REMOVE, this); 1040 INVOKE_OBJECT (REMOVE, this);
1041
1042 flag [FLAG_REMOVED] = true;
1004 1043
1005 if (more) 1044 if (more)
1006 more->remove (); 1045 more->remove ();
1007 1046
1008 /* 1047 /*
1009 * In this case, the object to be removed is in someones 1048 * In this case, the object to be removed is in someones
1010 * inventory. 1049 * inventory.
1011 */ 1050 */
1012 if (env) 1051 if (env)
1013 { 1052 {
1014 if (nrof) 1053 flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1015 sub_weight (env, weight * nrof); 1054 if (object *pl = visible_to ())
1016 else 1055 esrv_del_item (pl->contr, count);
1017 sub_weight (env, weight + carrying); 1056 flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1057
1058 adjust_weight (env, -total_weight ());
1059
1060 /* we set up values so that it could be inserted into
1061 * the map, but we don't actually do that - it is up
1062 * to the caller to decide what we want to do.
1063 */
1064 map = env->map;
1065 x = env->x;
1066 y = env->y;
1067
1068 // make sure cmov optimisation is applicable
1069 *(above ? &above->below : &env->inv) = below;
1070 *(below ? &below->above : &above ) = above; // &above is just a dummy
1071
1072 above = 0;
1073 below = 0;
1074 env = 0;
1018 1075
1019 /* NO_FIX_PLAYER is set when a great many changes are being 1076 /* NO_FIX_PLAYER is set when a great many changes are being
1020 * made to players inventory. If set, avoiding the call 1077 * made to players inventory. If set, avoiding the call
1021 * to save cpu time. 1078 * to save cpu time.
1022 */ 1079 */
1023 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1080 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1024 otmp->update_stats (); 1081 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 } 1082 }
1043 else if (map) 1083 else if (map)
1044 { 1084 {
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; 1085 map->dirty = true;
1058 mapspace &ms = this->ms (); 1086 mapspace &ms = this->ms ();
1059 1087
1088 if (object *pl = ms.player ())
1089 {
1090 if (type == PLAYER) // this == pl(!)
1091 {
1092 // leaving a spot always closes any open container on the ground
1093 if (container && !container->env)
1094 // this causes spurious floorbox updates, but it ensures
1095 // that the CLOSE event is being sent.
1096 close_container ();
1097
1098 --map->players;
1099 map->touch ();
1100 }
1101 else if (pl->container == this)
1102 {
1103 // removing a container should close it
1104 close_container ();
1105 }
1106
1107 esrv_del_item (pl->contr, count);
1108 }
1109
1060 /* link the object above us */ 1110 /* link the object above us */
1061 if (above) 1111 // re-link, make sure compiler can easily use cmove
1062 above->below = below; 1112 *(above ? &above->below : &ms.top) = below;
1063 else 1113 *(below ? &below->above : &ms.bot) = above;
1064 ms.top = below; /* we were top, set new top */
1065
1066 /* Relink the object below us, if there is one */
1067 if (below)
1068 below->above = above;
1069 else
1070 {
1071 /* Nothing below, which means we need to relink map object for this space
1072 * use translated coordinates in case some oddness with map tiling is
1073 * evident
1074 */
1075 if (GET_MAP_OB (map, x, y) != this)
1076 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 ());
1077
1078 ms.bot = above; /* goes on above it. */
1079 }
1080 1114
1081 above = 0; 1115 above = 0;
1082 below = 0; 1116 below = 0;
1083 1117
1118 ms.flags_ = 0;
1119
1084 if (map->in_memory == MAP_SAVING) 1120 if (map->in_memory == MAP_SAVING)
1085 return; 1121 return;
1086 1122
1087 int check_walk_off = !flag [FLAG_NO_APPLY]; 1123 int check_walk_off = !flag [FLAG_NO_APPLY];
1124
1125 if (object *pl = ms.player ())
1126 {
1127 if (pl->container == this)
1128 /* If a container that the player is currently using somehow gets
1129 * removed (most likely destroyed), update the player view
1130 * appropriately.
1131 */
1132 pl->close_container ();
1133
1134 //TODO: the floorbox prev/next might need updating
1135 //esrv_del_item (pl->contr, count);
1136 //TODO: update floorbox to preserve ordering
1137 if (pl->contr->ns)
1138 pl->contr->ns->floorbox_update ();
1139 }
1088 1140
1089 for (tmp = ms.bot; tmp; tmp = tmp->above) 1141 for (tmp = ms.bot; tmp; tmp = tmp->above)
1090 { 1142 {
1091 /* No point updating the players look faces if he is the object 1143 /* No point updating the players look faces if he is the object
1092 * being removed. 1144 * being removed.
1093 */ 1145 */
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 1146
1111 /* See if object moving off should effect something */ 1147 /* See if object moving off should effect something */
1112 if (check_walk_off 1148 if (check_walk_off
1113 && ((move_type & tmp->move_off) 1149 && ((move_type & tmp->move_off)
1114 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1150 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1120 } 1156 }
1121 1157
1122 last = tmp; 1158 last = tmp;
1123 } 1159 }
1124 1160
1125 /* last == NULL if there are no objects on this space */
1126 //TODO: this makes little sense, why only update the topmost object?
1127 if (!last)
1128 map->at (x, y).flags_ = 0;
1129 else
1130 update_object (last, UP_OBJ_REMOVE);
1131
1132 if (flag [FLAG_BLOCKSVIEW] || glow_radius) 1161 if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1133 update_all_los (map, x, y); 1162 update_all_los (map, x, y);
1134 } 1163 }
1135} 1164}
1136 1165
1146merge_ob (object *op, object *top) 1175merge_ob (object *op, object *top)
1147{ 1176{
1148 if (!op->nrof) 1177 if (!op->nrof)
1149 return 0; 1178 return 0;
1150 1179
1151 if (top) 1180 if (!top)
1152 for (top = op; top && top->above; top = top->above) 1181 for (top = op; top && top->above; top = top->above)
1153 ; 1182 ;
1154 1183
1155 for (; top; top = top->below) 1184 for (; top; top = top->below)
1156 {
1157 if (top == op)
1158 continue;
1159
1160 if (object::can_merge (op, top)) 1185 if (object::can_merge (op, top))
1161 { 1186 {
1162 top->nrof += op->nrof; 1187 top->nrof += op->nrof;
1163 1188
1164/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1189 if (object *pl = top->visible_to ())
1165 op->weight = 0; /* Don't want any adjustements now */ 1190 esrv_update_item (UPD_NROF, pl, top);
1191
1192 op->weight = 0; // cancel the addition above
1193 op->carrying = 0; // must be 0 already
1194
1166 op->destroy (); 1195 op->destroy (1);
1196
1167 return top; 1197 return top;
1168 } 1198 }
1169 }
1170 1199
1171 return 0; 1200 return 0;
1172} 1201}
1173 1202
1174void 1203void
1199 * job preparing multi-part monsters. 1228 * job preparing multi-part monsters.
1200 */ 1229 */
1201object * 1230object *
1202insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) 1231insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1203{ 1232{
1233 op->remove ();
1234
1204 for (object *tmp = op->head_ (); tmp; tmp = tmp->more) 1235 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1205 { 1236 {
1206 tmp->x = x + tmp->arch->x; 1237 tmp->x = x + tmp->arch->x;
1207 tmp->y = y + tmp->arch->y; 1238 tmp->y = y + tmp->arch->y;
1208 } 1239 }
1231 * just 'op' otherwise 1262 * just 'op' otherwise
1232 */ 1263 */
1233object * 1264object *
1234insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1265insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1235{ 1266{
1236 assert (!op->flag [FLAG_FREED]); 1267 if (op->is_on_map ())
1237
1238 object *top, *floor = NULL;
1239
1240 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 { 1268 {
1252 LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ()); 1269 LOG (llevError, "insert_ob_in_map called for object already on map");
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 (); 1270 abort ();
1259#endif 1271 }
1260 return op; 1272
1273 if (op->env)
1261 } 1274 {
1275 LOG (llevError, "insert_ob_in_map called for object in an inventory (proceeding)");
1276 op->remove ();
1277 }
1262 1278
1263 if (object *more = op->more) 1279 if (op->face && !face_info (op->face))//D TODO: remove soon
1264 if (!insert_ob_in_map (more, m, originator, flag)) 1280 {//D
1265 return 0; 1281 LOG (llevError | logBacktrace, "op->face out of bounds: %s", op->debug_desc ());//D
1266 1282 op->face = 1;//D
1267 CLEAR_FLAG (op, FLAG_REMOVED); 1283 }//D
1268 1284
1269 /* Ideally, the caller figures this out. However, it complicates a lot 1285 /* 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 1286 * of areas of callers (eg, anything that uses find_free_spot would now
1271 * need extra work 1287 * need extra work
1272 */ 1288 */
1273 if (!xy_normalise (m, op->x, op->y)) 1289 if (!xy_normalise (m, op->x, op->y))
1290 {
1291 op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found
1274 return 0; 1292 return 0;
1293 }
1294
1295 if (object *more = op->more)
1296 if (!insert_ob_in_map (more, m, originator, flag))
1297 return 0;
1298
1299 CLEAR_FLAG (op, FLAG_REMOVED);
1275 1300
1276 op->map = m; 1301 op->map = m;
1277 mapspace &ms = op->ms (); 1302 mapspace &ms = op->ms ();
1278 1303
1279 /* this has to be done after we translate the coordinates. 1304 /* this has to be done after we translate the coordinates.
1280 */ 1305 */
1281 if (op->nrof && !(flag & INS_NO_MERGE)) 1306 if (op->nrof && !(flag & INS_NO_MERGE))
1282 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 1307 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1283 if (object::can_merge (op, tmp)) 1308 if (object::can_merge (op, tmp))
1284 { 1309 {
1310 // TODO: we actually want to update tmp, not op,
1311 // but some caller surely breaks when we return tmp
1312 // from here :/
1285 op->nrof += tmp->nrof; 1313 op->nrof += tmp->nrof;
1286 tmp->destroy (); 1314 tmp->destroy (1);
1287 } 1315 }
1288 1316
1289 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1317 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1290 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1318 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1291 1319
1298 { 1326 {
1299 LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n"); 1327 LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1300 abort (); 1328 abort ();
1301 } 1329 }
1302 1330
1331 if (!originator->is_on_map ())
1332 LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
1333 op->debug_desc (), originator->debug_desc ());
1334
1303 op->above = originator; 1335 op->above = originator;
1304 op->below = originator->below; 1336 op->below = originator->below;
1305
1306 if (op->below)
1307 op->below->above = op;
1308 else
1309 ms.bot = op;
1310
1311 /* since *below* originator, no need to update top */
1312 originator->below = op; 1337 originator->below = op;
1338
1339 *(op->below ? &op->below->above : &ms.bot) = op;
1313 } 1340 }
1314 else 1341 else
1315 { 1342 {
1316 top = ms.bot; 1343 object *floor = 0;
1344 object *top = ms.top;
1317 1345
1318 /* If there are other objects, then */ 1346 /* If there are other objects, then */
1319 if ((!(flag & INS_MAP_LOAD)) && top) 1347 if (top)
1320 { 1348 {
1321 object *last = 0;
1322
1323 /* 1349 /*
1324 * If there are multiple objects on this space, we do some trickier handling. 1350 * If there are multiple objects on this space, we do some trickier handling.
1325 * We've already dealt with merging if appropriate. 1351 * We've already dealt with merging if appropriate.
1326 * Generally, we want to put the new object on top. But if 1352 * Generally, we want to put the new object on top. But if
1327 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last 1353 * flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
1330 * once we get to them. This reduces the need to traverse over all of 1356 * once we get to them. This reduces the need to traverse over all of
1331 * them when adding another one - this saves quite a bit of cpu time 1357 * them when adding another one - this saves quite a bit of cpu time
1332 * when lots of spells are cast in one area. Currently, it is presumed 1358 * when lots of spells are cast in one area. Currently, it is presumed
1333 * that flying non pickable objects are spell objects. 1359 * that flying non pickable objects are spell objects.
1334 */ 1360 */
1335 for (top = ms.bot; top; top = top->above) 1361 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1336 { 1362 {
1337 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1363 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1338 floor = top; 1364 floor = tmp;
1339 1365
1340 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1366 if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1341 { 1367 {
1342 /* We insert above top, so we want this object below this */ 1368 /* We insert above top, so we want this object below this */
1343 top = top->below; 1369 top = tmp->below;
1344 break; 1370 break;
1345 } 1371 }
1346 1372
1347 last = top; 1373 top = tmp;
1348 } 1374 }
1349
1350 /* Don't want top to be NULL, so set it to the last valid object */
1351 top = last;
1352 1375
1353 /* We let update_position deal with figuring out what the space 1376 /* We let update_position deal with figuring out what the space
1354 * looks like instead of lots of conditions here. 1377 * looks like instead of lots of conditions here.
1355 * makes things faster, and effectively the same result. 1378 * makes things faster, and effectively the same result.
1356 */ 1379 */
1363 */ 1386 */
1364 if (!(flag & INS_ON_TOP) 1387 if (!(flag & INS_ON_TOP)
1365 && ms.flags () & P_BLOCKSVIEW 1388 && ms.flags () & P_BLOCKSVIEW
1366 && (op->face && !faces [op->face].visibility)) 1389 && (op->face && !faces [op->face].visibility))
1367 { 1390 {
1391 object *last;
1392
1368 for (last = top; last != floor; last = last->below) 1393 for (last = top; last != floor; last = last->below)
1369 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1394 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1370 break; 1395 break;
1371 1396
1372 /* Check to see if we found the object that blocks view, 1397 /* Check to see if we found the object that blocks view,
1377 if (last && last->below && last != floor) 1402 if (last && last->below && last != floor)
1378 top = last->below; 1403 top = last->below;
1379 } 1404 }
1380 } /* If objects on this space */ 1405 } /* If objects on this space */
1381 1406
1382 if (flag & INS_MAP_LOAD)
1383 top = ms.top;
1384
1385 if (flag & INS_ABOVE_FLOOR_ONLY) 1407 if (flag & INS_ABOVE_FLOOR_ONLY)
1386 top = floor; 1408 top = floor;
1387 1409
1388 /* Top is the object that our object (op) is going to get inserted above. 1410 // insert object above top, or bottom-most if top = 0
1389 */
1390
1391 /* First object on this space */
1392 if (!top) 1411 if (!top)
1393 { 1412 {
1413 op->below = 0;
1394 op->above = ms.bot; 1414 op->above = ms.bot;
1395
1396 if (op->above)
1397 op->above->below = op;
1398
1399 op->below = 0;
1400 ms.bot = op; 1415 ms.bot = op;
1416
1417 *(op->above ? &op->above->below : &ms.top) = op;
1401 } 1418 }
1402 else 1419 else
1403 { /* get inserted into the stack above top */ 1420 {
1404 op->above = top->above; 1421 op->above = top->above;
1405
1406 if (op->above)
1407 op->above->below = op; 1422 top->above = op;
1408 1423
1409 op->below = top; 1424 op->below = top;
1410 top->above = op; 1425 *(op->above ? &op->above->below : &ms.top) = op;
1411 } 1426 }
1412 1427 }
1413 if (!op->above)
1414 ms.top = op;
1415 } /* else not INS_BELOW_ORIGINATOR */
1416 1428
1417 if (op->type == PLAYER) 1429 if (op->type == PLAYER)
1418 { 1430 {
1419 op->contr->do_los = 1; 1431 op->contr->do_los = 1;
1420 ++op->map->players; 1432 ++op->map->players;
1421 op->map->touch (); 1433 op->map->touch ();
1422 } 1434 }
1423 1435
1424 op->map->dirty = true; 1436 op->map->dirty = true;
1425 1437
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 ()) 1438 if (object *pl = ms.player ())
1439 //TODO: the floorbox prev/next might need updating
1440 //esrv_send_item (pl, op);
1441 //TODO: update floorbox to preserve ordering
1431 if (pl->contr->ns) 1442 if (pl->contr->ns)
1432 pl->contr->ns->floorbox_update (); 1443 pl->contr->ns->floorbox_update ();
1433 1444
1434 /* If this object glows, it may affect lighting conditions that are 1445 /* If this object glows, it may affect lighting conditions that are
1435 * visible to others on this map. But update_all_los is really 1446 * 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 1447 * 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 1448 * 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. 1490 * op is the object to insert it under: supplies x and the map.
1480 */ 1491 */
1481void 1492void
1482replace_insert_ob_in_map (const char *arch_string, object *op) 1493replace_insert_ob_in_map (const char *arch_string, object *op)
1483{ 1494{
1484 object *tmp, *tmp1;
1485
1486 /* first search for itself and remove any old instances */ 1495 /* first search for itself and remove any old instances */
1487 1496
1488 for (tmp = op->ms ().bot; tmp; tmp = tmp->above) 1497 for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1489 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */ 1498 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1490 tmp->destroy (); 1499 tmp->destroy (1);
1491 1500
1492 tmp1 = arch_to_object (archetype::find (arch_string)); 1501 object *tmp = arch_to_object (archetype::find (arch_string));
1493 1502
1494 tmp1->x = op->x; 1503 tmp->x = op->x;
1495 tmp1->y = op->y; 1504 tmp->y = op->y;
1505
1496 insert_ob_in_map (tmp1, op->map, op, 0); 1506 insert_ob_in_map (tmp, op->map, op, 0);
1497} 1507}
1498 1508
1499object * 1509object *
1500object::insert_at (object *where, object *originator, int flags) 1510object::insert_at (object *where, object *originator, int flags)
1501{ 1511{
1512 if (where->env)
1513 return where->env->insert (this);
1514 else
1502 return where->map->insert (this, where->x, where->y, originator, flags); 1515 return where->map->insert (this, where->x, where->y, originator, flags);
1503} 1516}
1504 1517
1505/* 1518/*
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 1519 * decrease(object, number) decreases a specified number from
1547 * the amount of an object. If the amount reaches 0, the object 1520 * the amount of an object. If the amount reaches 0, the object
1548 * is subsequently removed and freed. 1521 * is subsequently removed and freed.
1549 * 1522 *
1550 * Return value: 'op' if something is left, NULL if the amount reached 0 1523 * Return value: 'op' if something is left, NULL if the amount reached 0
1551 */ 1524 */
1525bool
1526object::decrease (sint32 nr)
1527{
1528 if (!nr)
1529 return true;
1530
1531 nr = min (nr, nrof);
1532
1533 if (nrof > nr)
1534 {
1535 nrof -= nr;
1536 adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1537
1538 if (object *pl = visible_to ())
1539 esrv_update_item (UPD_NROF, pl, this);
1540
1541 return true;
1542 }
1543 else
1544 {
1545 destroy ();
1546 return false;
1547 }
1548}
1549
1550/*
1551 * split(ob,nr) splits up ob into two parts. The part which
1552 * is returned contains nr objects, and the remaining parts contains
1553 * the rest (or is removed and returned if that number is 0).
1554 * On failure, NULL is returned.
1555 */
1552object * 1556object *
1553decrease_ob_nr (object *op, uint32 i) 1557object::split (sint32 nr)
1554{ 1558{
1555 object *tmp; 1559 int have = number_of ();
1556 1560
1557 if (i == 0) /* objects with op->nrof require this check */ 1561 if (have < nr)
1558 return op; 1562 return 0;
1559 1563 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 { 1564 {
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 (); 1565 remove ();
1595 op->nrof = 0; 1566 return this;
1596 if (tmp)
1597 esrv_del_item (tmp->contr, op->count);
1598 }
1599 } 1567 }
1600 else 1568 else
1601 { 1569 {
1602 object *above = op->above; 1570 decrease (nr);
1603 1571
1604 if (i < op->nrof) 1572 object *op = deep_clone ();
1605 op->nrof -= i; 1573 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; 1574 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 } 1575 }
1647} 1576}
1648 1577
1649object * 1578object *
1650insert_ob_in_ob (object *op, object *where) 1579insert_ob_in_ob (object *op, object *where)
1675 * be != op, if items are merged. -Tero 1604 * be != op, if items are merged. -Tero
1676 */ 1605 */
1677object * 1606object *
1678object::insert (object *op) 1607object::insert (object *op)
1679{ 1608{
1680 object *tmp, *otmp;
1681
1682 if (!QUERY_FLAG (op, FLAG_REMOVED))
1683 op->remove ();
1684
1685 if (op->more) 1609 if (op->more)
1686 { 1610 {
1687 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1611 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1688 return op; 1612 return op;
1689 } 1613 }
1690 1614
1691 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1615 op->remove ();
1692 CLEAR_FLAG (op, FLAG_REMOVED); 1616
1617 op->flag [FLAG_OBJ_ORIGINAL] = 0;
1618
1693 if (op->nrof) 1619 if (op->nrof)
1694 {
1695 for (tmp = inv; tmp != NULL; tmp = tmp->below) 1620 for (object *tmp = inv; tmp; tmp = tmp->below)
1696 if (object::can_merge (tmp, op)) 1621 if (object::can_merge (tmp, op))
1697 { 1622 {
1698 /* return the original object and remove inserted object 1623 /* return the original object and remove inserted object
1699 (client needs the original object) */ 1624 (client needs the original object) */
1700 tmp->nrof += op->nrof; 1625 tmp->nrof += op->nrof;
1701 /* Weight handling gets pretty funky. Since we are adding to 1626
1702 * tmp->nrof, we need to increase the weight. 1627 if (object *pl = tmp->visible_to ())
1703 */ 1628 esrv_update_item (UPD_NROF, pl, tmp);
1629
1704 add_weight (this, op->weight * op->nrof); 1630 adjust_weight (this, op->total_weight ());
1705 SET_FLAG (op, FLAG_REMOVED); 1631
1706 op->destroy (); /* free the inserted object */ 1632 op->destroy (1);
1707 op = tmp; 1633 op = tmp;
1708 op->remove (); /* and fix old object's links */ 1634 goto inserted;
1709 CLEAR_FLAG (op, FLAG_REMOVED);
1710 break;
1711 } 1635 }
1712 1636
1713 /* I assume combined objects have no inventory 1637 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; 1638 op->map = 0;
1730 op->env = this; 1639 op->x = 0;
1640 op->y = 0;
1641
1731 op->above = 0; 1642 op->above = 0;
1732 op->below = 0; 1643 op->below = inv;
1733 op->x = 0, op->y = 0; 1644 op->env = this;
1734 1645
1646 if (inv)
1647 inv->above = op;
1648
1649 inv = op;
1650
1651 op->flag [FLAG_REMOVED] = 0;
1652
1653 if (object *pl = op->visible_to ())
1654 esrv_send_item (pl, op);
1655
1656 adjust_weight (this, op->total_weight ());
1657
1658inserted:
1735 /* reset the light list and los of the players on the map */ 1659 /* reset the light list and los of the players on the map */
1736 if ((op->glow_radius != 0) && map) 1660 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); 1661 update_all_los (map, x, y);
1743 }
1744 1662
1745 /* Client has no idea of ordering so lets not bother ordering it here. 1663 // if this is a player's inventory, update stats
1746 * It sure simplifies this function... 1664 if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1747 */ 1665 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 1666
1757 INVOKE_OBJECT (INSERT, this); 1667 INVOKE_OBJECT (INSERT, this);
1758 1668
1759 return op; 1669 return op;
1760} 1670}
1888 LOG (llevError, "Present_arch called outside map.\n"); 1798 LOG (llevError, "Present_arch called outside map.\n");
1889 return NULL; 1799 return NULL;
1890 } 1800 }
1891 1801
1892 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above) 1802 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1893 if (tmp->arch == at) 1803 if (tmp->arch->archname == at->archname)
1894 return tmp; 1804 return tmp;
1895 1805
1896 return NULL; 1806 return NULL;
1897} 1807}
1898 1808
1962 * The first matching object is returned, or NULL if none. 1872 * The first matching object is returned, or NULL if none.
1963 */ 1873 */
1964object * 1874object *
1965present_arch_in_ob (const archetype *at, const object *op) 1875present_arch_in_ob (const archetype *at, const object *op)
1966{ 1876{
1967 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1877 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1968 if (tmp->arch == at) 1878 if (tmp->arch->archname == at->archname)
1969 return tmp; 1879 return tmp;
1970 1880
1971 return NULL; 1881 return NULL;
1972} 1882}
1973 1883
1975 * activate recursively a flag on an object inventory 1885 * activate recursively a flag on an object inventory
1976 */ 1886 */
1977void 1887void
1978flag_inv (object *op, int flag) 1888flag_inv (object *op, int flag)
1979{ 1889{
1980 if (op->inv)
1981 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1890 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1982 { 1891 {
1983 SET_FLAG (tmp, flag); 1892 SET_FLAG (tmp, flag);
1984 flag_inv (tmp, flag); 1893 flag_inv (tmp, flag);
1985 } 1894 }
1986} 1895}
1987 1896
1988/* 1897/*
1989 * deactivate recursively a flag on an object inventory 1898 * deactivate recursively a flag on an object inventory
1990 */ 1899 */
1991void 1900void
1992unflag_inv (object *op, int flag) 1901unflag_inv (object *op, int flag)
1993{ 1902{
1994 if (op->inv)
1995 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) 1903 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1996 { 1904 {
1997 CLEAR_FLAG (tmp, flag); 1905 CLEAR_FLAG (tmp, flag);
1998 unflag_inv (tmp, flag); 1906 unflag_inv (tmp, flag);
1999 } 1907 }
2000} 1908}
2001 1909
2002/* 1910/*
2003 * find_free_spot(object, map, x, y, start, stop) will search for 1911 * 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 1912 * a spot at the given map and coordinates which will be able to contain
2006 * to search (see the freearr_x/y[] definition). 1914 * to search (see the freearr_x/y[] definition).
2007 * It returns a random choice among the alternatives found. 1915 * 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 1916 * 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 1917 * 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) 1918 * 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 1919 * Note: This function does correctly handle tiled maps, but does not
2015 * inform the caller. However, insert_ob_in_map will update as 1920 * inform the caller. However, insert_ob_in_map will update as
2016 * necessary, so the caller shouldn't need to do any special work. 1921 * 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 1922 * 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 1923 * 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 1924 * to know if the space in question will block the object. We can't use
2021 * customized, changed states, etc. 1926 * customized, changed states, etc.
2022 */ 1927 */
2023int 1928int
2024find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 1929find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2025{ 1930{
1931 int altern[SIZEOFFREE];
2026 int index = 0, flag; 1932 int index = 0, flag;
2027 int altern[SIZEOFFREE];
2028 1933
2029 for (int i = start; i < stop; i++) 1934 for (int i = start; i < stop; i++)
2030 { 1935 {
2031 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 1936 mapxy pos (m, x, y); pos.move (i);
2032 if (!flag) 1937
1938 if (!pos.normalise ())
1939 continue;
1940
1941 mapspace &ms = *pos;
1942
1943 if (ms.flags () & P_IS_ALIVE)
1944 continue;
1945
1946 /* However, often
1947 * ob doesn't have any move type (when used to place exits)
1948 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
1949 */
1950 if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
1951 {
2033 altern [index++] = i; 1952 altern [index++] = i;
1953 continue;
1954 }
2034 1955
2035 /* Basically, if we find a wall on a space, we cut down the search size. 1956 /* 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. 1957 * 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 - 1958 * 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 1959 * 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 1960 * spaces in all the other directions, this will reduce the search space
2040 * to only the spaces immediately surrounding the target area, and 1961 * to only the spaces immediately surrounding the target area, and
2041 * won't look 2 spaces south of the target space. 1962 * won't look 2 spaces south of the target space.
2042 */ 1963 */
2043 else if ((flag & P_NO_PASS) && maxfree[i] < stop) 1964 if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
1965 {
2044 stop = maxfree[i]; 1966 stop = maxfree[i];
1967 continue;
1968 }
1969
1970 /* Note it is intentional that we check ob - the movement type of the
1971 * head of the object should correspond for the entire object.
1972 */
1973 if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1974 continue;
1975
1976 if (ob->blocked (m, pos.x, pos.y))
1977 continue;
1978
1979 altern [index++] = i;
2045 } 1980 }
2046 1981
2047 if (!index) 1982 if (!index)
2048 return -1; 1983 return -1;
2049 1984
2058 */ 1993 */
2059int 1994int
2060find_first_free_spot (const object *ob, maptile *m, int x, int y) 1995find_first_free_spot (const object *ob, maptile *m, int x, int y)
2061{ 1996{
2062 for (int i = 0; i < SIZEOFFREE; i++) 1997 for (int i = 0; i < SIZEOFFREE; i++)
2063 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 1998 if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2064 return i; 1999 return i;
2065 2000
2066 return -1; 2001 return -1;
2067} 2002}
2068 2003
2345 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause 2280 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2346 * core dumps if they do. 2281 * core dumps if they do.
2347 * 2282 *
2348 * Add a check so we can't pick up invisible objects (0.93.8) 2283 * Add a check so we can't pick up invisible objects (0.93.8)
2349 */ 2284 */
2350
2351int 2285int
2352can_pick (const object *who, const object *item) 2286can_pick (const object *who, const object *item)
2353{ 2287{
2354 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2288 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2355 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2289 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2358 2292
2359/* 2293/*
2360 * create clone from object to another 2294 * create clone from object to another
2361 */ 2295 */
2362object * 2296object *
2363object_create_clone (object *asrc) 2297object::deep_clone ()
2364{ 2298{
2365 object *dst = 0, *tmp, *src, *prev, *item; 2299 assert (("deep_clone called on non-head object", is_head ()));
2366 2300
2367 if (!asrc) 2301 object *dst = clone ();
2368 return 0;
2369 2302
2370 src = asrc->head_ (); 2303 object *prev = dst;
2371
2372 prev = 0;
2373 for (object *part = src; part; part = part->more) 2304 for (object *part = this->more; part; part = part->more)
2374 { 2305 {
2375 tmp = part->clone (); 2306 object *tmp = part->clone ();
2376 tmp->x -= src->x;
2377 tmp->y -= src->y;
2378
2379 if (!part->head)
2380 {
2381 dst = tmp;
2382 tmp->head = 0;
2383 }
2384 else
2385 tmp->head = dst; 2307 tmp->head = dst;
2386
2387 tmp->more = 0;
2388
2389 if (prev)
2390 prev->more = tmp; 2308 prev->more = tmp;
2391
2392 prev = tmp; 2309 prev = tmp;
2393 } 2310 }
2394 2311
2395 for (item = src->inv; item; item = item->below) 2312 for (object *item = inv; item; item = item->below)
2396 insert_ob_in_ob (object_create_clone (item), dst); 2313 insert_ob_in_ob (item->deep_clone (), dst);
2397 2314
2398 return dst; 2315 return dst;
2399} 2316}
2400 2317
2401/* This returns the first object in who's inventory that 2318/* This returns the first object in who's inventory that
2410 return tmp; 2327 return tmp;
2411 2328
2412 return 0; 2329 return 0;
2413} 2330}
2414 2331
2415/* If ob has a field named key, return the link from the list, 2332const shstr &
2416 * otherwise return NULL. 2333object::kv_get (const shstr &key) const
2417 *
2418 * key must be a passed in shared string - otherwise, this won't
2419 * do the desired thing.
2420 */
2421key_value *
2422get_ob_key_link (const object *ob, const char *key)
2423{ 2334{
2424 for (key_value *link = ob->key_values; link; link = link->next) 2335 for (key_value *kv = key_values; kv; kv = kv->next)
2425 if (link->key == key) 2336 if (kv->key == key)
2426 return link;
2427
2428 return 0;
2429}
2430
2431/*
2432 * Returns the value of op has an extra_field for key, or NULL.
2433 *
2434 * The argument doesn't need to be a shared string.
2435 *
2436 * The returned string is shared.
2437 */
2438const char *
2439get_ob_key_value (const object *op, const char *const key)
2440{
2441 key_value *link;
2442 shstr_cmp canonical_key (key);
2443
2444 if (!canonical_key)
2445 {
2446 /* 1. There being a field named key on any object
2447 * implies there'd be a shared string to find.
2448 * 2. Since there isn't, no object has this field.
2449 * 3. Therefore, *this* object doesn't have this field.
2450 */
2451 return 0;
2452 }
2453
2454 /* This is copied from get_ob_key_link() above -
2455 * only 4 lines, and saves the function call overhead.
2456 */
2457 for (link = op->key_values; link; link = link->next)
2458 if (link->key == canonical_key)
2459 return link->value; 2337 return kv->value;
2460 2338
2461 return 0; 2339 return shstr_null;
2462} 2340}
2463 2341
2464/* 2342void
2465 * Updates the canonical_key in op to value. 2343object::kv_set (const shstr &key, const shstr &value)
2466 *
2467 * canonical_key is a shared string (value doesn't have to be).
2468 *
2469 * Unless add_key is TRUE, it won't add fields, only change the value of existing
2470 * keys.
2471 *
2472 * Returns TRUE on success.
2473 */
2474int
2475set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2476{ 2344{
2477 key_value *field = NULL, *last = NULL; 2345 for (key_value *kv = key_values; kv; kv = kv->next)
2478 2346 if (kv->key == key)
2479 for (field = op->key_values; field != NULL; field = field->next)
2480 {
2481 if (field->key != canonical_key)
2482 { 2347 {
2483 last = field; 2348 kv->value = value;
2484 continue; 2349 return;
2485 } 2350 }
2486 2351
2487 if (value) 2352 key_value *kv = new key_value;
2488 field->value = value; 2353
2489 else 2354 kv->next = key_values;
2355 kv->key = key;
2356 kv->value = value;
2357
2358 key_values = kv;
2359}
2360
2361void
2362object::kv_del (const shstr &key)
2363{
2364 for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
2365 if ((*kvp)->key == key)
2490 { 2366 {
2491 /* Basically, if the archetype has this key set, 2367 key_value *kv = *kvp;
2492 * we need to store the null value so when we save 2368 *kvp = (*kvp)->next;
2493 * it, we save the empty value so that when we load, 2369 delete kv;
2494 * we get this value back again. 2370 return;
2495 */
2496 if (get_ob_key_link (op->arch, canonical_key))
2497 field->value = 0;
2498 else
2499 {
2500 if (last)
2501 last->next = field->next;
2502 else
2503 op->key_values = field->next;
2504
2505 delete field;
2506 }
2507 } 2371 }
2508 return TRUE;
2509 }
2510 /* IF we get here, key doesn't exist */
2511
2512 /* No field, we'll have to add it. */
2513
2514 if (!add_key)
2515 return FALSE;
2516
2517 /* There isn't any good reason to store a null
2518 * value in the key/value list. If the archetype has
2519 * this key, then we should also have it, so shouldn't
2520 * be here. If user wants to store empty strings,
2521 * should pass in ""
2522 */
2523 if (value == NULL)
2524 return TRUE;
2525
2526 field = new key_value;
2527
2528 field->key = canonical_key;
2529 field->value = value;
2530 /* Usual prepend-addition. */
2531 field->next = op->key_values;
2532 op->key_values = field;
2533
2534 return TRUE;
2535}
2536
2537/*
2538 * Updates the key in op to value.
2539 *
2540 * If add_key is FALSE, this will only update existing keys,
2541 * and not add new ones.
2542 * In general, should be little reason FALSE is ever passed in for add_key
2543 *
2544 * Returns TRUE on success.
2545 */
2546int
2547set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2548{
2549 shstr key_ (key);
2550
2551 return set_ob_key_value_s (op, key_, value, add_key);
2552} 2372}
2553 2373
2554object::depth_iterator::depth_iterator (object *container) 2374object::depth_iterator::depth_iterator (object *container)
2555: iterator_base (container) 2375: iterator_base (container)
2556{ 2376{
2606{ 2426{
2607 char flagdesc[512]; 2427 char flagdesc[512];
2608 char info2[256 * 4]; 2428 char info2[256 * 4];
2609 char *p = info; 2429 char *p = info;
2610 2430
2611 p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}", 2431 p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2612 count, uuid.seq, 2432 count,
2433 uuid.c_str (),
2613 &name, 2434 &name,
2614 title ? "\",title:\"" : "", 2435 title ? ",title:\"" : "",
2615 title ? (const char *)title : "", 2436 title ? (const char *)title : "",
2437 title ? "\"" : "",
2616 flag_desc (flagdesc, 512), type); 2438 flag_desc (flagdesc, 512), type);
2617 2439
2618 if (env) 2440 if (!flag[FLAG_REMOVED] && env)
2619 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2441 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2620 2442
2621 if (map) 2443 if (map)
2622 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); 2444 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2623 2445
2641} 2463}
2642 2464
2643const materialtype_t * 2465const materialtype_t *
2644object::dominant_material () const 2466object::dominant_material () const
2645{ 2467{
2646 if (materialtype_t *mat = name_to_material (materialname)) 2468 if (materialtype_t *mt = name_to_material (materialname))
2647 return mat; 2469 return mt;
2648 2470
2649 // omfg this is slow, this has to be temporary :)
2650 shstr unknown ("unknown");
2651
2652 return name_to_material (unknown); 2471 return name_to_material (shstr_unknown);
2653} 2472}
2654 2473
2655void 2474void
2656object::open_container (object *new_container) 2475object::open_container (object *new_container)
2657{ 2476{
2658 if (container == new_container) 2477 if (container == new_container)
2659 return; 2478 return;
2660 2479
2661 if (object *old_container = container) 2480 object *old_container = container;
2481
2482 if (old_container)
2662 { 2483 {
2663 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this))) 2484 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2664 return; 2485 return;
2665 2486
2666#if 0 2487#if 0
2668 if (object *closer = old_container->inv) 2489 if (object *closer = old_container->inv)
2669 if (closer->type == CLOSE_CON) 2490 if (closer->type == CLOSE_CON)
2670 closer->destroy (); 2491 closer->destroy ();
2671#endif 2492#endif
2672 2493
2494 // make sure the container is available
2495 esrv_send_item (this, old_container);
2496
2673 old_container->flag [FLAG_APPLIED] = 0; 2497 old_container->flag [FLAG_APPLIED] = false;
2674 container = 0; 2498 container = 0;
2675 2499
2500 // client needs item update to make it work, client bug requires this to be separate
2676 esrv_update_item (UPD_FLAGS, this, old_container); 2501 esrv_update_item (UPD_FLAGS, this, old_container);
2502
2677 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container)); 2503 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2504 play_sound (sound_find ("chest_close"));
2678 } 2505 }
2679 2506
2680 if (new_container) 2507 if (new_container)
2681 { 2508 {
2682 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this))) 2509 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
2693 } 2520 }
2694#endif 2521#endif
2695 2522
2696 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container)); 2523 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2697 2524
2525 // make sure the container is available, client bug requires this to be separate
2526 esrv_send_item (this, new_container);
2527
2698 new_container->flag [FLAG_APPLIED] = 1; 2528 new_container->flag [FLAG_APPLIED] = true;
2699 container = new_container; 2529 container = new_container;
2700 2530
2531 // client needs flag change
2701 esrv_update_item (UPD_FLAGS, this, new_container); 2532 esrv_update_item (UPD_FLAGS, this, new_container);
2702 esrv_send_inventory (this, new_container); 2533 esrv_send_inventory (this, new_container);
2534 play_sound (sound_find ("chest_open"));
2535 }
2536// else if (!old_container->env && contr && contr->ns)
2537// contr->ns->floorbox_reset ();
2538}
2539
2540object *
2541object::force_find (const shstr name)
2542{
2543 /* cycle through his inventory to look for the MARK we want to
2544 * place
2545 */
2546 for (object *tmp = inv; tmp; tmp = tmp->below)
2547 if (tmp->type == FORCE && tmp->slaying == name)
2548 return splay (tmp);
2549
2550 return 0;
2551}
2552
2553void
2554object::force_add (const shstr name, int duration)
2555{
2556 if (object *force = force_find (name))
2557 force->destroy ();
2558
2559 object *force = get_archetype (FORCE_NAME);
2560
2561 force->slaying = name;
2562 force->stats.food = 1;
2563 force->speed_left = -1.f;
2564
2565 force->set_speed (duration ? 1.f / duration : 0.f);
2566 force->flag [FLAG_IS_USED_UP] = true;
2567 force->flag [FLAG_APPLIED] = true;
2568
2569 insert (force);
2570}
2571
2572void
2573object::play_sound (faceidx sound)
2574{
2575 if (!sound)
2576 return;
2577
2578 if (flag [FLAG_REMOVED])
2579 return;
2580
2581 if (env)
2703 } 2582 {
2583 if (object *pl = in_player ())
2584 pl->contr->play_sound (sound);
2585 }
2586 else
2587 map->play_sound (sound, x, y);
2704} 2588}
2705 2589
2706

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