1 |
elmex |
1.1 |
/* |
2 |
root |
1.199 |
* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 |
pippijn |
1.116 |
* |
4 |
root |
1.208 |
* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 |
root |
1.157 |
* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team |
6 |
|
|
* Copyright (©) 1992,2007 Frank Tore Johansen |
7 |
pippijn |
1.116 |
* |
8 |
root |
1.199 |
* Deliantra is free software: you can redistribute it and/or modify |
9 |
root |
1.163 |
* it under the terms of the GNU General Public License as published by |
10 |
|
|
* the Free Software Foundation, either version 3 of the License, or |
11 |
|
|
* (at your option) any later version. |
12 |
pippijn |
1.116 |
* |
13 |
root |
1.163 |
* This program is distributed in the hope that it will be useful, |
14 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
|
|
* GNU General Public License for more details. |
17 |
pippijn |
1.116 |
* |
18 |
root |
1.163 |
* You should have received a copy of the GNU General Public License |
19 |
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 |
root |
1.157 |
* |
21 |
root |
1.199 |
* The authors can be reached via e-mail to <support@deliantra.net> |
22 |
pippijn |
1.116 |
*/ |
23 |
elmex |
1.1 |
|
24 |
|
|
#include <global.h> |
25 |
root |
1.28 |
#include <stdio.h> |
26 |
|
|
#include <sys/types.h> |
27 |
|
|
#include <sys/uio.h> |
28 |
elmex |
1.1 |
#include <object.h> |
29 |
root |
1.146 |
#include <sproto.h> |
30 |
elmex |
1.1 |
#include <loader.h> |
31 |
root |
1.28 |
|
32 |
root |
1.68 |
#include <bitset> |
33 |
|
|
|
34 |
root |
1.202 |
UUID UUID::cur; |
35 |
root |
1.204 |
static uint64_t seq_next_save; |
36 |
|
|
static const uint64 UUID_GAP = 1<<19; |
37 |
elmex |
1.1 |
|
38 |
root |
1.108 |
objectvec objects; |
39 |
|
|
activevec actives; |
40 |
elmex |
1.1 |
|
41 |
root |
1.203 |
short 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, |
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 |
46 |
root |
1.24 |
}; |
47 |
root |
1.203 |
short 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, |
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 |
52 |
root |
1.24 |
}; |
53 |
root |
1.203 |
int 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, |
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 |
58 |
root |
1.24 |
}; |
59 |
|
|
int freedir[SIZEOFFREE] = { |
60 |
root |
1.203 |
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, |
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 |
64 |
root |
1.24 |
}; |
65 |
elmex |
1.1 |
|
66 |
root |
1.39 |
static void |
67 |
root |
1.203 |
write_uuid (uval64 skip, bool sync) |
68 |
root |
1.39 |
{ |
69 |
root |
1.203 |
CALL_BEGIN (2); |
70 |
|
|
CALL_ARG_SV (newSVval64 (skip)); |
71 |
|
|
CALL_ARG_SV (boolSV (sync)); |
72 |
|
|
CALL_CALL ("cf::write_uuid", G_DISCARD); |
73 |
|
|
CALL_END; |
74 |
root |
1.39 |
} |
75 |
|
|
|
76 |
|
|
static void |
77 |
|
|
read_uuid (void) |
78 |
|
|
{ |
79 |
|
|
char filename[MAX_BUF]; |
80 |
|
|
|
81 |
|
|
sprintf (filename, "%s/uuid", settings.localdir); |
82 |
|
|
|
83 |
root |
1.204 |
seq_next_save = 0; |
84 |
|
|
|
85 |
root |
1.39 |
FILE *fp; |
86 |
|
|
|
87 |
|
|
if (!(fp = fopen (filename, "r"))) |
88 |
|
|
{ |
89 |
|
|
if (errno == ENOENT) |
90 |
|
|
{ |
91 |
|
|
LOG (llevInfo, "RESET uid to 1\n"); |
92 |
root |
1.202 |
UUID::cur.seq = 0; |
93 |
root |
1.204 |
write_uuid (UUID_GAP, true); |
94 |
root |
1.39 |
return; |
95 |
|
|
} |
96 |
|
|
|
97 |
|
|
LOG (llevError, "FATAL: cannot open %s for reading!\n", filename); |
98 |
|
|
_exit (1); |
99 |
|
|
} |
100 |
|
|
|
101 |
root |
1.203 |
UUID::BUF buf; |
102 |
|
|
buf[0] = 0; |
103 |
|
|
fgets (buf, sizeof (buf), fp); |
104 |
|
|
|
105 |
|
|
if (!UUID::cur.parse (buf)) |
106 |
root |
1.39 |
{ |
107 |
root |
1.203 |
LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf); |
108 |
root |
1.39 |
_exit (1); |
109 |
|
|
} |
110 |
|
|
|
111 |
root |
1.203 |
LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ()); |
112 |
|
|
|
113 |
root |
1.204 |
write_uuid (UUID_GAP, true); |
114 |
root |
1.39 |
fclose (fp); |
115 |
|
|
} |
116 |
|
|
|
117 |
|
|
UUID |
118 |
root |
1.202 |
UUID::gen () |
119 |
root |
1.39 |
{ |
120 |
|
|
UUID uid; |
121 |
|
|
|
122 |
root |
1.202 |
uid.seq = ++cur.seq; |
123 |
root |
1.39 |
|
124 |
root |
1.204 |
if (expect_false (cur.seq >= seq_next_save)) |
125 |
|
|
{ |
126 |
|
|
seq_next_save = UUID::cur.seq + (UUID_GAP >> 1); |
127 |
|
|
write_uuid (UUID_GAP, false); |
128 |
|
|
} |
129 |
|
|
|
130 |
root |
1.39 |
|
131 |
|
|
return uid; |
132 |
|
|
} |
133 |
|
|
|
134 |
|
|
void |
135 |
root |
1.202 |
UUID::init () |
136 |
root |
1.39 |
{ |
137 |
|
|
read_uuid (); |
138 |
|
|
} |
139 |
|
|
|
140 |
elmex |
1.1 |
/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ |
141 |
root |
1.205 |
static bool |
142 |
root |
1.24 |
compare_ob_value_lists_one (const object *wants, const object *has) |
143 |
|
|
{ |
144 |
root |
1.228 |
/* n-squared behaviour (see kv_get), but I'm hoping both |
145 |
root |
1.24 |
* objects with lists are rare, and lists stay short. If not, use a |
146 |
|
|
* different structure or at least keep the lists sorted... |
147 |
|
|
*/ |
148 |
|
|
|
149 |
|
|
/* For each field in wants, */ |
150 |
root |
1.228 |
for (key_value *kv = wants->key_values; kv; kv = kv->next) |
151 |
|
|
if (has->kv_get (kv->key) != kv->value) |
152 |
|
|
return false; |
153 |
root |
1.24 |
|
154 |
|
|
/* If we get here, every field in wants has a matching field in has. */ |
155 |
root |
1.228 |
return true; |
156 |
elmex |
1.1 |
} |
157 |
|
|
|
158 |
|
|
/* Returns TRUE if ob1 has the same key_values as ob2. */ |
159 |
root |
1.205 |
static bool |
160 |
root |
1.24 |
compare_ob_value_lists (const object *ob1, const object *ob2) |
161 |
|
|
{ |
162 |
|
|
/* However, there may be fields in has which aren't partnered in wants, |
163 |
|
|
* so we need to run the comparison *twice*. :( |
164 |
|
|
*/ |
165 |
root |
1.228 |
return compare_ob_value_lists_one (ob1, ob2) |
166 |
|
|
&& compare_ob_value_lists_one (ob2, ob1); |
167 |
elmex |
1.1 |
} |
168 |
|
|
|
169 |
|
|
/* Function examines the 2 objects given to it, and returns true if |
170 |
|
|
* they can be merged together. |
171 |
|
|
* |
172 |
|
|
* Note that this function appears a lot longer than the macro it |
173 |
|
|
* replaces - this is mostly for clarity - a decent compiler should hopefully |
174 |
|
|
* reduce this to the same efficiency. |
175 |
|
|
* |
176 |
root |
1.66 |
* Check nrof variable *before* calling can_merge() |
177 |
elmex |
1.1 |
* |
178 |
|
|
* Improvements made with merge: Better checking on potion, and also |
179 |
|
|
* check weight |
180 |
|
|
*/ |
181 |
root |
1.66 |
bool object::can_merge_slow (object *ob1, object *ob2) |
182 |
root |
1.16 |
{ |
183 |
|
|
/* A couple quicksanity checks */ |
184 |
root |
1.66 |
if (ob1 == ob2 |
185 |
|
|
|| ob1->type != ob2->type |
186 |
|
|
|| ob1->speed != ob2->speed |
187 |
|
|
|| ob1->value != ob2->value |
188 |
|
|
|| ob1->name != ob2->name) |
189 |
root |
1.16 |
return 0; |
190 |
|
|
|
191 |
root |
1.205 |
/* Do not merge objects if nrof would overflow. First part checks |
192 |
root |
1.208 |
* for unsigned overflow (2c), second part checks whether the result |
193 |
root |
1.205 |
* would fit into a 32 bit signed int, which is often used to hold |
194 |
|
|
* nrof values. |
195 |
root |
1.16 |
*/ |
196 |
root |
1.205 |
if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31)) |
197 |
root |
1.16 |
return 0; |
198 |
|
|
|
199 |
|
|
/* If the objects have been identified, set the BEEN_APPLIED flag. |
200 |
root |
1.205 |
* This is to the comparison of the flags below will be OK. We |
201 |
root |
1.16 |
* just can't ignore the been applied or identified flags, as they |
202 |
|
|
* are not equal - just if it has been identified, the been_applied |
203 |
|
|
* flags lose any meaning. |
204 |
|
|
*/ |
205 |
|
|
if (QUERY_FLAG (ob1, FLAG_IDENTIFIED)) |
206 |
|
|
SET_FLAG (ob1, FLAG_BEEN_APPLIED); |
207 |
|
|
|
208 |
|
|
if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) |
209 |
|
|
SET_FLAG (ob2, FLAG_BEEN_APPLIED); |
210 |
elmex |
1.1 |
|
211 |
root |
1.208 |
if (ob1->arch->name != ob2->arch->name |
212 |
root |
1.68 |
|| ob1->name != ob2->name |
213 |
|
|
|| ob1->title != ob2->title |
214 |
|
|
|| ob1->msg != ob2->msg |
215 |
|
|
|| ob1->weight != ob2->weight |
216 |
|
|
|| ob1->attacktype != ob2->attacktype |
217 |
|
|
|| ob1->magic != ob2->magic |
218 |
|
|
|| ob1->slaying != ob2->slaying |
219 |
|
|
|| ob1->skill != ob2->skill |
220 |
|
|
|| ob1->value != ob2->value |
221 |
|
|
|| ob1->animation_id != ob2->animation_id |
222 |
|
|
|| ob1->client_type != ob2->client_type |
223 |
|
|
|| ob1->materialname != ob2->materialname |
224 |
|
|
|| ob1->lore != ob2->lore |
225 |
|
|
|| ob1->subtype != ob2->subtype |
226 |
|
|
|| ob1->move_type != ob2->move_type |
227 |
|
|
|| ob1->move_block != ob2->move_block |
228 |
|
|
|| ob1->move_allow != ob2->move_allow |
229 |
|
|
|| ob1->move_on != ob2->move_on |
230 |
|
|
|| ob1->move_off != ob2->move_off |
231 |
|
|
|| ob1->move_slow != ob2->move_slow |
232 |
root |
1.208 |
|| ob1->move_slow_penalty != ob2->move_slow_penalty |
233 |
|
|
|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) |
234 |
|
|
|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats))) |
235 |
|
|
return 0; |
236 |
|
|
|
237 |
|
|
if ((ob1->flag ^ ob2->flag) |
238 |
|
|
.reset (FLAG_INV_LOCKED) |
239 |
|
|
.reset (FLAG_CLIENT_SENT) |
240 |
|
|
.reset (FLAG_REMOVED) |
241 |
|
|
.any ()) |
242 |
root |
1.16 |
return 0; |
243 |
|
|
|
244 |
root |
1.205 |
/* This is really a spellbook check - we should in general |
245 |
|
|
* not merge objects with real inventories, as splitting them |
246 |
|
|
* is hard. |
247 |
root |
1.16 |
*/ |
248 |
|
|
if (ob1->inv || ob2->inv) |
249 |
|
|
{ |
250 |
root |
1.193 |
if (!(ob1->inv && ob2->inv)) |
251 |
|
|
return 0; /* inventories differ in length */ |
252 |
|
|
|
253 |
|
|
if (ob1->inv->below || ob2->inv->below) |
254 |
|
|
return 0; /* more than one object in inv */ |
255 |
root |
1.16 |
|
256 |
root |
1.66 |
if (!object::can_merge (ob1->inv, ob2->inv)) |
257 |
root |
1.205 |
return 0; /* inventory objects differ */ |
258 |
root |
1.16 |
|
259 |
|
|
/* inventory ok - still need to check rest of this object to see |
260 |
|
|
* if it is valid. |
261 |
|
|
*/ |
262 |
|
|
} |
263 |
elmex |
1.1 |
|
264 |
root |
1.16 |
/* Don't merge objects that are applied. With the new 'body' code, |
265 |
|
|
* it is possible for most any character to have more than one of |
266 |
|
|
* some items equipped, and we don't want those to merge. |
267 |
|
|
*/ |
268 |
|
|
if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED)) |
269 |
|
|
return 0; |
270 |
elmex |
1.1 |
|
271 |
root |
1.16 |
/* Note sure why the following is the case - either the object has to |
272 |
|
|
* be animated or have a very low speed. Is this an attempted monster |
273 |
|
|
* check? |
274 |
|
|
*/ |
275 |
elmex |
1.97 |
if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ()) |
276 |
root |
1.16 |
return 0; |
277 |
elmex |
1.1 |
|
278 |
root |
1.16 |
switch (ob1->type) |
279 |
|
|
{ |
280 |
root |
1.29 |
case SCROLL: |
281 |
|
|
if (ob1->level != ob2->level) |
282 |
|
|
return 0; |
283 |
|
|
break; |
284 |
root |
1.16 |
} |
285 |
elmex |
1.1 |
|
286 |
root |
1.205 |
if (ob1->key_values || ob2->key_values) |
287 |
root |
1.16 |
{ |
288 |
|
|
/* At least one of these has key_values. */ |
289 |
root |
1.205 |
if ((!ob1->key_values) != (!ob2->key_values)) |
290 |
root |
1.208 |
return 0; /* One has fields, but the other one doesn't. */ |
291 |
|
|
|
292 |
|
|
if (!compare_ob_value_lists (ob1, ob2)) |
293 |
root |
1.24 |
return 0; |
294 |
elmex |
1.1 |
} |
295 |
root |
1.16 |
|
296 |
|
|
if (ob1->self || ob2->self) |
297 |
|
|
{ |
298 |
|
|
ob1->optimise (); |
299 |
|
|
ob2->optimise (); |
300 |
|
|
|
301 |
|
|
if (ob1->self || ob2->self) |
302 |
root |
1.192 |
{ |
303 |
root |
1.195 |
int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0; |
304 |
|
|
int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0; |
305 |
root |
1.192 |
|
306 |
|
|
if (k1 != k2) |
307 |
|
|
return 0; |
308 |
root |
1.208 |
|
309 |
|
|
if (k1 == 0) |
310 |
root |
1.192 |
return 1; |
311 |
root |
1.208 |
|
312 |
|
|
if (!cfperl_can_merge (ob1, ob2)) |
313 |
root |
1.192 |
return 0; |
314 |
|
|
} |
315 |
elmex |
1.1 |
} |
316 |
|
|
|
317 |
root |
1.16 |
/* Everything passes, must be OK. */ |
318 |
|
|
return 1; |
319 |
elmex |
1.1 |
} |
320 |
root |
1.24 |
|
321 |
root |
1.214 |
// find player who can see this object |
322 |
|
|
object * |
323 |
|
|
object::visible_to () const |
324 |
|
|
{ |
325 |
root |
1.220 |
if (client_visible () && !flag [FLAG_REMOVED]) |
326 |
root |
1.214 |
{ |
327 |
|
|
// see if we are in a container of sorts |
328 |
|
|
if (env) |
329 |
|
|
{ |
330 |
|
|
// the player inventory itself is always visible |
331 |
|
|
if (env->type == PLAYER) |
332 |
|
|
return env; |
333 |
|
|
|
334 |
|
|
// else a player could have our env open |
335 |
|
|
object *envest = env->outer_env (); |
336 |
|
|
|
337 |
|
|
// the player itself is always on a map, so we will find him here |
338 |
|
|
// even if our inv is in a player. |
339 |
|
|
if (envest->is_on_map ()) |
340 |
|
|
if (object *pl = envest->ms ().player ()) |
341 |
|
|
if (pl->container == env) |
342 |
|
|
return pl; |
343 |
|
|
} |
344 |
|
|
else |
345 |
|
|
{ |
346 |
|
|
// maybe there is a player standing on the same mapspace |
347 |
|
|
// this will catch the case where "this" is a player |
348 |
|
|
if (object *pl = ms ().player ()) |
349 |
root |
1.220 |
if (!pl->container || this == pl->container) |
350 |
|
|
return pl; |
351 |
root |
1.214 |
} |
352 |
|
|
} |
353 |
|
|
|
354 |
|
|
return 0; |
355 |
|
|
} |
356 |
|
|
|
357 |
root |
1.208 |
// adjust weight per container type ("of holding") |
358 |
root |
1.207 |
static sint32 |
359 |
root |
1.233 |
weight_adjust_for (object *op, sint32 weight) |
360 |
root |
1.207 |
{ |
361 |
|
|
return op->type == CONTAINER |
362 |
|
|
? lerp (weight, 0, 100, 0, 100 - op->stats.Str) |
363 |
|
|
: weight; |
364 |
|
|
} |
365 |
|
|
|
366 |
elmex |
1.1 |
/* |
367 |
root |
1.208 |
* adjust_weight(object, weight) adds the specified weight to an object, |
368 |
root |
1.207 |
* and also updates how much the environment(s) is/are carrying. |
369 |
elmex |
1.1 |
*/ |
370 |
root |
1.207 |
static void |
371 |
root |
1.208 |
adjust_weight (object *op, sint32 weight) |
372 |
root |
1.24 |
{ |
373 |
root |
1.207 |
while (op) |
374 |
root |
1.24 |
{ |
375 |
root |
1.233 |
// adjust by actual difference to account for rounding errors |
376 |
|
|
// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct |
377 |
|
|
weight = weight_adjust_for (op, op->carrying) |
378 |
|
|
- weight_adjust_for (op, op->carrying - weight); |
379 |
root |
1.142 |
|
380 |
root |
1.212 |
if (!weight) |
381 |
|
|
return; |
382 |
|
|
|
383 |
root |
1.207 |
op->carrying += weight; |
384 |
root |
1.212 |
|
385 |
|
|
if (object *pl = op->visible_to ()) |
386 |
root |
1.215 |
if (pl != op) // player is handled lazily |
387 |
|
|
esrv_update_item (UPD_WEIGHT, pl, op); |
388 |
root |
1.212 |
|
389 |
root |
1.207 |
op = op->env; |
390 |
root |
1.24 |
} |
391 |
root |
1.207 |
} |
392 |
root |
1.37 |
|
393 |
root |
1.207 |
/* |
394 |
|
|
* this is a recursive function which calculates the weight |
395 |
|
|
* an object is carrying. It goes through op and figures out how much |
396 |
|
|
* containers are carrying, and sums it up. |
397 |
|
|
*/ |
398 |
|
|
void |
399 |
|
|
object::update_weight () |
400 |
|
|
{ |
401 |
|
|
sint32 sum = 0; |
402 |
root |
1.37 |
|
403 |
root |
1.207 |
for (object *op = inv; op; op = op->below) |
404 |
|
|
{ |
405 |
|
|
if (op->inv) |
406 |
|
|
op->update_weight (); |
407 |
elmex |
1.1 |
|
408 |
root |
1.207 |
sum += op->total_weight (); |
409 |
|
|
} |
410 |
elmex |
1.1 |
|
411 |
root |
1.212 |
sum = weight_adjust (this, sum); |
412 |
|
|
|
413 |
|
|
if (sum != carrying) |
414 |
|
|
{ |
415 |
|
|
carrying = sum; |
416 |
|
|
|
417 |
|
|
if (object *pl = visible_to ()) |
418 |
root |
1.215 |
if (pl != this) // player is handled lazily |
419 |
|
|
esrv_update_item (UPD_WEIGHT, pl, this); |
420 |
root |
1.212 |
} |
421 |
elmex |
1.1 |
} |
422 |
|
|
|
423 |
|
|
/* |
424 |
root |
1.208 |
* Used by: Server DM commands: dumpbelow, dump. Some error messages. |
425 |
elmex |
1.1 |
*/ |
426 |
root |
1.53 |
char * |
427 |
root |
1.24 |
dump_object (object *op) |
428 |
|
|
{ |
429 |
root |
1.53 |
if (!op) |
430 |
|
|
return strdup ("[NULLOBJ]"); |
431 |
elmex |
1.1 |
|
432 |
root |
1.53 |
object_freezer freezer; |
433 |
root |
1.133 |
op->write (freezer); |
434 |
root |
1.53 |
return freezer.as_string (); |
435 |
elmex |
1.1 |
} |
436 |
|
|
|
437 |
|
|
/* |
438 |
|
|
* get_nearest_part(multi-object, object 2) returns the part of the |
439 |
|
|
* multi-object 1 which is closest to the second object. |
440 |
|
|
* If it's not a multi-object, it is returned. |
441 |
|
|
*/ |
442 |
root |
1.24 |
object * |
443 |
|
|
get_nearest_part (object *op, const object *pl) |
444 |
|
|
{ |
445 |
|
|
object *tmp, *closest; |
446 |
|
|
int last_dist, i; |
447 |
|
|
|
448 |
root |
1.208 |
if (!op->more) |
449 |
elmex |
1.1 |
return op; |
450 |
root |
1.208 |
|
451 |
|
|
for (last_dist = distance (op, pl), closest = op, tmp = op->more; |
452 |
|
|
tmp; |
453 |
|
|
tmp = tmp->more) |
454 |
root |
1.24 |
if ((i = distance (tmp, pl)) < last_dist) |
455 |
|
|
closest = tmp, last_dist = i; |
456 |
root |
1.208 |
|
457 |
elmex |
1.1 |
return closest; |
458 |
|
|
} |
459 |
|
|
|
460 |
|
|
/* |
461 |
|
|
* Returns the object which has the count-variable equal to the argument. |
462 |
root |
1.208 |
* VERRRY slow. |
463 |
elmex |
1.1 |
*/ |
464 |
root |
1.24 |
object * |
465 |
|
|
find_object (tag_t i) |
466 |
|
|
{ |
467 |
root |
1.112 |
for_all_objects (op) |
468 |
|
|
if (op->count == i) |
469 |
|
|
return op; |
470 |
|
|
|
471 |
|
|
return 0; |
472 |
elmex |
1.1 |
} |
473 |
|
|
|
474 |
|
|
/* |
475 |
|
|
* Returns the first object which has a name equal to the argument. |
476 |
|
|
* Used only by the patch command, but not all that useful. |
477 |
|
|
* Enables features like "patch <name-of-other-player> food 999" |
478 |
|
|
*/ |
479 |
root |
1.24 |
object * |
480 |
|
|
find_object_name (const char *str) |
481 |
|
|
{ |
482 |
root |
1.35 |
shstr_cmp str_ (str); |
483 |
elmex |
1.1 |
object *op; |
484 |
root |
1.24 |
|
485 |
root |
1.108 |
for_all_objects (op) |
486 |
root |
1.35 |
if (op->name == str_) |
487 |
elmex |
1.1 |
break; |
488 |
root |
1.11 |
|
489 |
elmex |
1.1 |
return op; |
490 |
|
|
} |
491 |
|
|
|
492 |
|
|
/* |
493 |
|
|
* Sets the owner and sets the skill and exp pointers to owner's current |
494 |
|
|
* skill and experience objects. |
495 |
root |
1.183 |
* ACTUALLY NO! investigate! TODO |
496 |
elmex |
1.1 |
*/ |
497 |
root |
1.24 |
void |
498 |
root |
1.30 |
object::set_owner (object *owner) |
499 |
elmex |
1.1 |
{ |
500 |
root |
1.183 |
// allow objects which own objects |
501 |
|
|
if (owner) |
502 |
|
|
while (owner->owner) |
503 |
|
|
owner = owner->owner; |
504 |
elmex |
1.1 |
|
505 |
root |
1.198 |
if (flag [FLAG_FREED]) |
506 |
|
|
{ |
507 |
|
|
LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ()); |
508 |
|
|
return; |
509 |
|
|
} |
510 |
|
|
|
511 |
root |
1.30 |
this->owner = owner; |
512 |
elmex |
1.1 |
} |
513 |
|
|
|
514 |
root |
1.148 |
int |
515 |
|
|
object::slottype () const |
516 |
|
|
{ |
517 |
|
|
if (type == SKILL) |
518 |
|
|
{ |
519 |
|
|
if (IS_COMBAT_SKILL (subtype)) return slot_combat; |
520 |
|
|
if (IS_RANGED_SKILL (subtype)) return slot_ranged; |
521 |
|
|
} |
522 |
|
|
else |
523 |
|
|
{ |
524 |
|
|
if (slot [body_combat].info) return slot_combat; |
525 |
|
|
if (slot [body_range ].info) return slot_ranged; |
526 |
|
|
} |
527 |
|
|
|
528 |
|
|
return slot_none; |
529 |
|
|
} |
530 |
|
|
|
531 |
root |
1.147 |
bool |
532 |
|
|
object::change_weapon (object *ob) |
533 |
root |
1.144 |
{ |
534 |
|
|
if (current_weapon == ob) |
535 |
root |
1.147 |
return true; |
536 |
root |
1.146 |
|
537 |
root |
1.150 |
if (chosen_skill) |
538 |
|
|
chosen_skill->flag [FLAG_APPLIED] = false; |
539 |
|
|
|
540 |
root |
1.144 |
current_weapon = ob; |
541 |
root |
1.147 |
chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill); |
542 |
root |
1.146 |
|
543 |
root |
1.150 |
if (chosen_skill) |
544 |
|
|
chosen_skill->flag [FLAG_APPLIED] = true; |
545 |
|
|
|
546 |
root |
1.144 |
update_stats (); |
547 |
root |
1.147 |
|
548 |
|
|
if (ob) |
549 |
|
|
{ |
550 |
|
|
// now check wether any body locations became invalid, in which case |
551 |
|
|
// we cannot apply the weapon at the moment. |
552 |
|
|
for (int i = 0; i < NUM_BODY_LOCATIONS; ++i) |
553 |
|
|
if (slot[i].used < 0) |
554 |
|
|
{ |
555 |
|
|
current_weapon = chosen_skill = 0; |
556 |
|
|
update_stats (); |
557 |
|
|
|
558 |
|
|
new_draw_info_format (NDI_UNIQUE, 0, this, |
559 |
root |
1.156 |
"You try to balance all your items at once, " |
560 |
|
|
"but the %s is just too much for your body. " |
561 |
|
|
"[You need to unapply some items first.]", &ob->name); |
562 |
root |
1.147 |
return false; |
563 |
|
|
} |
564 |
|
|
|
565 |
root |
1.148 |
//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name); |
566 |
root |
1.147 |
} |
567 |
|
|
else |
568 |
root |
1.148 |
;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons."); |
569 |
root |
1.147 |
|
570 |
root |
1.151 |
if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL) |
571 |
|
|
{ |
572 |
|
|
LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s", |
573 |
|
|
&name, ob->debug_desc ()); |
574 |
|
|
return false; |
575 |
|
|
} |
576 |
|
|
|
577 |
root |
1.147 |
return true; |
578 |
root |
1.144 |
} |
579 |
|
|
|
580 |
elmex |
1.1 |
/* Zero the key_values on op, decrementing the shared-string |
581 |
|
|
* refcounts and freeing the links. |
582 |
|
|
*/ |
583 |
root |
1.24 |
static void |
584 |
|
|
free_key_values (object *op) |
585 |
root |
1.11 |
{ |
586 |
root |
1.137 |
for (key_value *i = op->key_values; i; ) |
587 |
root |
1.11 |
{ |
588 |
|
|
key_value *next = i->next; |
589 |
|
|
delete i; |
590 |
root |
1.24 |
|
591 |
root |
1.11 |
i = next; |
592 |
elmex |
1.1 |
} |
593 |
root |
1.24 |
|
594 |
root |
1.11 |
op->key_values = 0; |
595 |
elmex |
1.1 |
} |
596 |
|
|
|
597 |
root |
1.227 |
/* |
598 |
|
|
* copy_to first frees everything allocated by the dst object, |
599 |
|
|
* and then copies the contents of itself into the second |
600 |
|
|
* object, allocating what needs to be allocated. Basically, any |
601 |
|
|
* data that is malloc'd needs to be re-malloc/copied. Otherwise, |
602 |
|
|
* if the first object is freed, the pointers in the new object |
603 |
|
|
* will point at garbage. |
604 |
|
|
*/ |
605 |
|
|
void |
606 |
|
|
object::copy_to (object *dst) |
607 |
root |
1.11 |
{ |
608 |
root |
1.227 |
dst->remove (); |
609 |
|
|
*(object_copy *)dst = *this; |
610 |
|
|
dst->flag [FLAG_REMOVED] = true; |
611 |
elmex |
1.1 |
|
612 |
root |
1.11 |
/* Copy over key_values, if any. */ |
613 |
root |
1.227 |
if (key_values) |
614 |
root |
1.14 |
{ |
615 |
root |
1.23 |
key_value *tail = 0; |
616 |
root |
1.227 |
dst->key_values = 0; |
617 |
elmex |
1.1 |
|
618 |
root |
1.227 |
for (key_value *i = key_values; i; i = i->next) |
619 |
root |
1.11 |
{ |
620 |
|
|
key_value *new_link = new key_value; |
621 |
root |
1.8 |
|
622 |
root |
1.227 |
new_link->next = 0; |
623 |
|
|
new_link->key = i->key; |
624 |
root |
1.11 |
new_link->value = i->value; |
625 |
|
|
|
626 |
|
|
/* Try and be clever here, too. */ |
627 |
root |
1.227 |
if (!dst->key_values) |
628 |
root |
1.11 |
{ |
629 |
root |
1.227 |
dst->key_values = new_link; |
630 |
root |
1.11 |
tail = new_link; |
631 |
root |
1.8 |
} |
632 |
root |
1.11 |
else |
633 |
|
|
{ |
634 |
|
|
tail->next = new_link; |
635 |
|
|
tail = new_link; |
636 |
|
|
} |
637 |
root |
1.14 |
} |
638 |
|
|
} |
639 |
root |
1.137 |
|
640 |
|
|
if (speed < 0) |
641 |
root |
1.185 |
dst->speed_left -= rndm (); |
642 |
root |
1.2 |
|
643 |
root |
1.87 |
dst->set_speed (dst->speed); |
644 |
elmex |
1.1 |
} |
645 |
|
|
|
646 |
root |
1.133 |
void |
647 |
|
|
object::instantiate () |
648 |
|
|
{ |
649 |
|
|
if (!uuid.seq) // HACK |
650 |
root |
1.202 |
uuid = UUID::gen (); |
651 |
root |
1.133 |
|
652 |
|
|
speed_left = -0.1f; |
653 |
|
|
/* copy the body_info to the body_used - this is only really |
654 |
|
|
* need for monsters, but doesn't hurt to do it for everything. |
655 |
|
|
* by doing so, when a monster is created, it has good starting |
656 |
|
|
* values for the body_used info, so when items are created |
657 |
|
|
* for it, they can be properly equipped. |
658 |
|
|
*/ |
659 |
root |
1.145 |
for (int i = NUM_BODY_LOCATIONS; i--; ) |
660 |
|
|
slot[i].used = slot[i].info; |
661 |
root |
1.133 |
|
662 |
|
|
attachable::instantiate (); |
663 |
|
|
} |
664 |
|
|
|
665 |
root |
1.65 |
object * |
666 |
|
|
object::clone () |
667 |
|
|
{ |
668 |
|
|
object *neu = create (); |
669 |
|
|
copy_to (neu); |
670 |
root |
1.225 |
neu->map = map; // not copied by copy_to |
671 |
root |
1.65 |
return neu; |
672 |
|
|
} |
673 |
|
|
|
674 |
elmex |
1.1 |
/* |
675 |
|
|
* If an object with the IS_TURNABLE() flag needs to be turned due |
676 |
|
|
* to the closest player being on the other side, this function can |
677 |
|
|
* be called to update the face variable, _and_ how it looks on the map. |
678 |
|
|
*/ |
679 |
root |
1.24 |
void |
680 |
|
|
update_turn_face (object *op) |
681 |
|
|
{ |
682 |
root |
1.96 |
if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch) |
683 |
root |
1.24 |
return; |
684 |
root |
1.96 |
|
685 |
root |
1.24 |
SET_ANIMATION (op, op->direction); |
686 |
|
|
update_object (op, UP_OBJ_FACE); |
687 |
elmex |
1.1 |
} |
688 |
|
|
|
689 |
|
|
/* |
690 |
|
|
* Updates the speed of an object. If the speed changes from 0 to another |
691 |
|
|
* value, or vice versa, then add/remove the object from the active list. |
692 |
|
|
* This function needs to be called whenever the speed of an object changes. |
693 |
|
|
*/ |
694 |
root |
1.24 |
void |
695 |
root |
1.87 |
object::set_speed (float speed) |
696 |
root |
1.24 |
{ |
697 |
root |
1.87 |
if (flag [FLAG_FREED] && speed) |
698 |
root |
1.24 |
{ |
699 |
root |
1.87 |
LOG (llevError, "Object %s is freed but has speed.\n", &name); |
700 |
|
|
speed = 0; |
701 |
elmex |
1.1 |
} |
702 |
root |
1.31 |
|
703 |
root |
1.87 |
this->speed = speed; |
704 |
|
|
|
705 |
elmex |
1.97 |
if (has_active_speed ()) |
706 |
root |
1.98 |
activate (); |
707 |
root |
1.24 |
else |
708 |
root |
1.98 |
deactivate (); |
709 |
elmex |
1.1 |
} |
710 |
|
|
|
711 |
|
|
/* |
712 |
root |
1.75 |
* update_object() updates the the map. |
713 |
elmex |
1.1 |
* It takes into account invisible objects (and represent squares covered |
714 |
|
|
* by invisible objects by whatever is below them (unless it's another |
715 |
|
|
* invisible object, etc...) |
716 |
|
|
* If the object being updated is beneath a player, the look-window |
717 |
|
|
* of that player is updated (this might be a suboptimal way of |
718 |
|
|
* updating that window, though, since update_object() is called _often_) |
719 |
|
|
* |
720 |
|
|
* action is a hint of what the caller believes need to be done. |
721 |
|
|
* current action are: |
722 |
|
|
* UP_OBJ_INSERT: op was inserted |
723 |
|
|
* UP_OBJ_REMOVE: op was removed |
724 |
|
|
* UP_OBJ_CHANGE: object has somehow changed. In this case, we always update |
725 |
|
|
* as that is easier than trying to look at what may have changed. |
726 |
|
|
* UP_OBJ_FACE: only the objects face has changed. |
727 |
|
|
*/ |
728 |
root |
1.24 |
void |
729 |
|
|
update_object (object *op, int action) |
730 |
|
|
{ |
731 |
root |
1.222 |
if (!op) |
732 |
root |
1.24 |
{ |
733 |
|
|
/* this should never happen */ |
734 |
root |
1.222 |
LOG (llevError | logBacktrace, "update_object() called for NULL object.\n"); |
735 |
root |
1.24 |
return; |
736 |
elmex |
1.1 |
} |
737 |
root |
1.24 |
|
738 |
root |
1.222 |
if (!op->is_on_map ()) |
739 |
root |
1.24 |
{ |
740 |
|
|
/* Animation is currently handled by client, so nothing |
741 |
|
|
* to do in this case. |
742 |
|
|
*/ |
743 |
|
|
return; |
744 |
elmex |
1.1 |
} |
745 |
|
|
|
746 |
root |
1.24 |
/* make sure the object is within map boundaries */ |
747 |
root |
1.83 |
if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height) |
748 |
root |
1.24 |
{ |
749 |
|
|
LOG (llevError, "update_object() called for object out of map!\n"); |
750 |
elmex |
1.1 |
#ifdef MANY_CORES |
751 |
root |
1.24 |
abort (); |
752 |
elmex |
1.1 |
#endif |
753 |
root |
1.24 |
return; |
754 |
elmex |
1.1 |
} |
755 |
|
|
|
756 |
root |
1.76 |
mapspace &m = op->ms (); |
757 |
elmex |
1.1 |
|
758 |
root |
1.99 |
if (!(m.flags_ & P_UPTODATE)) |
759 |
root |
1.75 |
/* nop */; |
760 |
|
|
else if (action == UP_OBJ_INSERT) |
761 |
|
|
{ |
762 |
|
|
// this is likely overkill, TODO: revisit (schmorp) |
763 |
|
|
if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW)) |
764 |
|
|
|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC)) |
765 |
|
|
|| (op->type == PLAYER && !(m.flags_ & P_PLAYER)) |
766 |
|
|
|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE)) |
767 |
|
|
|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE)) |
768 |
|
|
|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC)) |
769 |
|
|
|| (m.move_on | op->move_on ) != m.move_on |
770 |
|
|
|| (m.move_off | op->move_off ) != m.move_off |
771 |
|
|
|| (m.move_slow | op->move_slow) != m.move_slow |
772 |
|
|
/* This isn't perfect, but I don't expect a lot of objects to |
773 |
|
|
* to have move_allow right now. |
774 |
|
|
*/ |
775 |
|
|
|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block |
776 |
|
|
|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp) |
777 |
root |
1.99 |
m.flags_ = 0; |
778 |
root |
1.75 |
} |
779 |
|
|
/* if the object is being removed, we can't make intelligent |
780 |
|
|
* decisions, because remove_ob can't really pass the object |
781 |
|
|
* that is being removed. |
782 |
|
|
*/ |
783 |
root |
1.24 |
else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) |
784 |
root |
1.99 |
m.flags_ = 0; |
785 |
root |
1.24 |
else if (action == UP_OBJ_FACE) |
786 |
root |
1.29 |
/* Nothing to do for that case */ ; |
787 |
root |
1.24 |
else |
788 |
root |
1.27 |
LOG (llevError, "update_object called with invalid action: %d\n", action); |
789 |
elmex |
1.1 |
|
790 |
root |
1.75 |
if (op->more) |
791 |
root |
1.24 |
update_object (op->more, action); |
792 |
elmex |
1.1 |
} |
793 |
|
|
|
794 |
root |
1.21 |
object::object () |
795 |
|
|
{ |
796 |
root |
1.22 |
SET_FLAG (this, FLAG_REMOVED); |
797 |
|
|
|
798 |
|
|
expmul = 1.0; |
799 |
|
|
face = blank_face; |
800 |
|
|
} |
801 |
|
|
|
802 |
|
|
object::~object () |
803 |
|
|
{ |
804 |
root |
1.121 |
unlink (); |
805 |
root |
1.119 |
|
806 |
root |
1.22 |
free_key_values (this); |
807 |
|
|
} |
808 |
|
|
|
809 |
root |
1.112 |
static int object_count; |
810 |
|
|
|
811 |
root |
1.24 |
void object::link () |
812 |
root |
1.22 |
{ |
813 |
root |
1.112 |
assert (!index);//D |
814 |
root |
1.202 |
uuid = UUID::gen (); |
815 |
root |
1.112 |
count = ++object_count; |
816 |
root |
1.21 |
|
817 |
root |
1.109 |
refcnt_inc (); |
818 |
root |
1.108 |
objects.insert (this); |
819 |
root |
1.21 |
} |
820 |
|
|
|
821 |
root |
1.24 |
void object::unlink () |
822 |
root |
1.21 |
{ |
823 |
root |
1.121 |
if (!index) |
824 |
|
|
return; |
825 |
|
|
|
826 |
root |
1.108 |
objects.erase (this); |
827 |
root |
1.109 |
refcnt_dec (); |
828 |
root |
1.98 |
} |
829 |
|
|
|
830 |
root |
1.96 |
void |
831 |
root |
1.98 |
object::activate () |
832 |
root |
1.96 |
{ |
833 |
root |
1.98 |
/* If already on active list, don't do anything */ |
834 |
root |
1.108 |
if (active) |
835 |
root |
1.98 |
return; |
836 |
|
|
|
837 |
elmex |
1.97 |
if (has_active_speed ()) |
838 |
root |
1.108 |
actives.insert (this); |
839 |
root |
1.98 |
} |
840 |
root |
1.96 |
|
841 |
root |
1.98 |
void |
842 |
|
|
object::activate_recursive () |
843 |
|
|
{ |
844 |
|
|
activate (); |
845 |
|
|
|
846 |
root |
1.104 |
for (object *op = inv; op; op = op->below) |
847 |
root |
1.98 |
op->activate_recursive (); |
848 |
root |
1.96 |
} |
849 |
|
|
|
850 |
|
|
/* This function removes object 'op' from the list of active |
851 |
|
|
* objects. |
852 |
|
|
* This should only be used for style maps or other such |
853 |
|
|
* reference maps where you don't want an object that isn't |
854 |
|
|
* in play chewing up cpu time getting processed. |
855 |
|
|
* The reverse of this is to call update_ob_speed, which |
856 |
|
|
* will do the right thing based on the speed of the object. |
857 |
|
|
*/ |
858 |
|
|
void |
859 |
root |
1.98 |
object::deactivate () |
860 |
root |
1.96 |
{ |
861 |
|
|
/* If not on the active list, nothing needs to be done */ |
862 |
root |
1.108 |
if (!active) |
863 |
root |
1.96 |
return; |
864 |
|
|
|
865 |
root |
1.108 |
actives.erase (this); |
866 |
root |
1.98 |
} |
867 |
root |
1.96 |
|
868 |
root |
1.98 |
void |
869 |
|
|
object::deactivate_recursive () |
870 |
|
|
{ |
871 |
root |
1.104 |
for (object *op = inv; op; op = op->below) |
872 |
root |
1.98 |
op->deactivate_recursive (); |
873 |
|
|
|
874 |
|
|
deactivate (); |
875 |
root |
1.96 |
} |
876 |
|
|
|
877 |
root |
1.106 |
void |
878 |
|
|
object::set_flag_inv (int flag, int value) |
879 |
|
|
{ |
880 |
|
|
for (object *op = inv; op; op = op->below) |
881 |
|
|
{ |
882 |
|
|
op->flag [flag] = value; |
883 |
|
|
op->set_flag_inv (flag, value); |
884 |
|
|
} |
885 |
|
|
} |
886 |
|
|
|
887 |
root |
1.89 |
/* |
888 |
|
|
* Remove and free all objects in the inventory of the given object. |
889 |
|
|
* object.c ? |
890 |
|
|
*/ |
891 |
|
|
void |
892 |
|
|
object::destroy_inv (bool drop_to_ground) |
893 |
|
|
{ |
894 |
root |
1.94 |
// need to check first, because the checks below might segfault |
895 |
|
|
// as we might be on an invalid mapspace and crossfire code |
896 |
|
|
// is too buggy to ensure that the inventory is empty. |
897 |
root |
1.217 |
// corollary: if you create arrows etc. with stuff in its inventory, |
898 |
root |
1.94 |
// cf will crash below with off-map x and y |
899 |
|
|
if (!inv) |
900 |
|
|
return; |
901 |
|
|
|
902 |
root |
1.89 |
/* Only if the space blocks everything do we not process - |
903 |
|
|
* if some form of movement is allowed, let objects |
904 |
|
|
* drop on that space. |
905 |
|
|
*/ |
906 |
root |
1.92 |
if (!drop_to_ground |
907 |
|
|
|| !map |
908 |
root |
1.206 |
|| map->in_memory != MAP_ACTIVE |
909 |
root |
1.122 |
|| map->nodrop |
910 |
root |
1.95 |
|| ms ().move_block == MOVE_ALL) |
911 |
root |
1.89 |
{ |
912 |
|
|
while (inv) |
913 |
root |
1.92 |
{ |
914 |
root |
1.217 |
inv->destroy_inv (false); |
915 |
root |
1.92 |
inv->destroy (); |
916 |
|
|
} |
917 |
root |
1.89 |
} |
918 |
|
|
else |
919 |
|
|
{ /* Put objects in inventory onto this space */ |
920 |
|
|
while (inv) |
921 |
|
|
{ |
922 |
|
|
object *op = inv; |
923 |
|
|
|
924 |
|
|
if (op->flag [FLAG_STARTEQUIP] |
925 |
|
|
|| op->flag [FLAG_NO_DROP] |
926 |
|
|
|| op->type == RUNE |
927 |
|
|
|| op->type == TRAP |
928 |
root |
1.110 |
|| op->flag [FLAG_IS_A_TEMPLATE] |
929 |
|
|
|| op->flag [FLAG_DESTROY_ON_DEATH]) |
930 |
root |
1.217 |
op->destroy (true); |
931 |
root |
1.89 |
else |
932 |
root |
1.93 |
map->insert (op, x, y); |
933 |
root |
1.89 |
} |
934 |
|
|
} |
935 |
|
|
} |
936 |
|
|
|
937 |
root |
1.21 |
object *object::create () |
938 |
|
|
{ |
939 |
root |
1.42 |
object *op = new object; |
940 |
root |
1.22 |
op->link (); |
941 |
|
|
return op; |
942 |
root |
1.21 |
} |
943 |
elmex |
1.1 |
|
944 |
root |
1.223 |
static struct freed_map : maptile |
945 |
|
|
{ |
946 |
|
|
freed_map () |
947 |
|
|
{ |
948 |
|
|
path = "<freed objects map>"; |
949 |
|
|
name = "/internal/freed_objects_map"; |
950 |
|
|
width = 3; |
951 |
|
|
height = 3; |
952 |
|
|
nodrop = 1; |
953 |
|
|
|
954 |
|
|
alloc (); |
955 |
|
|
in_memory = MAP_ACTIVE; |
956 |
|
|
} |
957 |
root |
1.229 |
|
958 |
|
|
~freed_map () |
959 |
|
|
{ |
960 |
|
|
destroy (); |
961 |
|
|
} |
962 |
root |
1.223 |
} freed_map; // freed objects are moved here to avoid crashes |
963 |
|
|
|
964 |
root |
1.82 |
void |
965 |
|
|
object::do_destroy () |
966 |
root |
1.14 |
{ |
967 |
root |
1.82 |
if (flag [FLAG_IS_LINKED]) |
968 |
|
|
remove_button_link (this); |
969 |
root |
1.29 |
|
970 |
root |
1.82 |
if (flag [FLAG_FRIENDLY]) |
971 |
root |
1.140 |
remove_friendly_object (this); |
972 |
root |
1.32 |
|
973 |
root |
1.213 |
remove (); |
974 |
|
|
|
975 |
|
|
attachable::do_destroy (); |
976 |
root |
1.14 |
|
977 |
root |
1.112 |
deactivate (); |
978 |
|
|
unlink (); |
979 |
root |
1.92 |
|
980 |
root |
1.82 |
flag [FLAG_FREED] = 1; |
981 |
root |
1.14 |
|
982 |
root |
1.57 |
// hack to ensure that freed objects still have a valid map |
983 |
root |
1.223 |
map = &freed_map; |
984 |
|
|
x = 1; |
985 |
|
|
y = 1; |
986 |
root |
1.57 |
|
987 |
root |
1.88 |
if (more) |
988 |
|
|
{ |
989 |
|
|
more->destroy (); |
990 |
|
|
more = 0; |
991 |
|
|
} |
992 |
root |
1.82 |
|
993 |
root |
1.162 |
head = 0; |
994 |
|
|
|
995 |
|
|
// clear those pointers that likely might cause circular references |
996 |
|
|
owner = 0; |
997 |
|
|
enemy = 0; |
998 |
|
|
attacked_by = 0; |
999 |
|
|
current_weapon = 0; |
1000 |
root |
1.82 |
} |
1001 |
|
|
|
1002 |
|
|
void |
1003 |
|
|
object::destroy (bool destroy_inventory) |
1004 |
|
|
{ |
1005 |
|
|
if (destroyed ()) |
1006 |
|
|
return; |
1007 |
|
|
|
1008 |
root |
1.219 |
if (!is_head () && !head->destroyed ()) |
1009 |
|
|
{ |
1010 |
|
|
LOG (llevError | logBacktrace, "tried to destroy the tail of an object"); |
1011 |
|
|
head->destroy (destroy_inventory); |
1012 |
root |
1.223 |
return; |
1013 |
root |
1.219 |
} |
1014 |
|
|
|
1015 |
root |
1.217 |
destroy_inv (!destroy_inventory); |
1016 |
root |
1.22 |
|
1017 |
root |
1.173 |
if (is_head ()) |
1018 |
|
|
if (sound_destroy) |
1019 |
|
|
play_sound (sound_destroy); |
1020 |
|
|
else if (flag [FLAG_MONSTER]) |
1021 |
|
|
play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism |
1022 |
root |
1.169 |
|
1023 |
root |
1.82 |
attachable::destroy (); |
1024 |
elmex |
1.1 |
} |
1025 |
|
|
|
1026 |
root |
1.63 |
/* op->remove (): |
1027 |
elmex |
1.1 |
* This function removes the object op from the linked list of objects |
1028 |
|
|
* which it is currently tied to. When this function is done, the |
1029 |
|
|
* object will have no environment. If the object previously had an |
1030 |
|
|
* environment, the x and y coordinates will be updated to |
1031 |
|
|
* the previous environment. |
1032 |
|
|
*/ |
1033 |
root |
1.24 |
void |
1034 |
root |
1.128 |
object::do_remove () |
1035 |
root |
1.24 |
{ |
1036 |
root |
1.45 |
object *tmp, *last = 0; |
1037 |
|
|
object *otmp; |
1038 |
root |
1.26 |
|
1039 |
root |
1.213 |
if (flag [FLAG_REMOVED]) |
1040 |
root |
1.29 |
return; |
1041 |
root |
1.24 |
|
1042 |
root |
1.82 |
INVOKE_OBJECT (REMOVE, this); |
1043 |
root |
1.26 |
|
1044 |
root |
1.213 |
flag [FLAG_REMOVED] = true; |
1045 |
|
|
|
1046 |
root |
1.59 |
if (more) |
1047 |
|
|
more->remove (); |
1048 |
root |
1.24 |
|
1049 |
|
|
/* |
1050 |
|
|
* In this case, the object to be removed is in someones |
1051 |
|
|
* inventory. |
1052 |
|
|
*/ |
1053 |
root |
1.59 |
if (env) |
1054 |
root |
1.24 |
{ |
1055 |
root |
1.221 |
flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed |
1056 |
root |
1.220 |
if (object *pl = visible_to ()) |
1057 |
|
|
esrv_del_item (pl->contr, count); |
1058 |
root |
1.221 |
flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed |
1059 |
root |
1.220 |
|
1060 |
root |
1.208 |
adjust_weight (env, -total_weight ()); |
1061 |
root |
1.24 |
|
1062 |
root |
1.208 |
*(above ? &above->below : &env->inv) = below; |
1063 |
root |
1.24 |
|
1064 |
root |
1.96 |
if (below) |
1065 |
root |
1.59 |
below->above = above; |
1066 |
root |
1.24 |
|
1067 |
|
|
/* we set up values so that it could be inserted into |
1068 |
|
|
* the map, but we don't actually do that - it is up |
1069 |
|
|
* to the caller to decide what we want to do. |
1070 |
|
|
*/ |
1071 |
root |
1.208 |
map = env->map; |
1072 |
|
|
x = env->x; |
1073 |
|
|
y = env->y; |
1074 |
|
|
above = 0; |
1075 |
|
|
below = 0; |
1076 |
|
|
env = 0; |
1077 |
|
|
|
1078 |
|
|
/* NO_FIX_PLAYER is set when a great many changes are being |
1079 |
|
|
* made to players inventory. If set, avoiding the call |
1080 |
|
|
* to save cpu time. |
1081 |
|
|
*/ |
1082 |
|
|
if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) |
1083 |
|
|
otmp->update_stats (); |
1084 |
root |
1.59 |
} |
1085 |
|
|
else if (map) |
1086 |
|
|
{ |
1087 |
root |
1.220 |
map->dirty = true; |
1088 |
|
|
mapspace &ms = this->ms (); |
1089 |
|
|
|
1090 |
|
|
if (object *pl = ms.player ()) |
1091 |
root |
1.96 |
{ |
1092 |
root |
1.220 |
if (type == PLAYER) // this == pl(!) |
1093 |
|
|
{ |
1094 |
|
|
// leaving a spot always closes any open container on the ground |
1095 |
|
|
if (container && !container->env) |
1096 |
|
|
// this causes spurious floorbox updates, but it ensures |
1097 |
|
|
// that the CLOSE event is being sent. |
1098 |
|
|
close_container (); |
1099 |
|
|
|
1100 |
|
|
--map->players; |
1101 |
|
|
map->touch (); |
1102 |
|
|
} |
1103 |
|
|
else if (pl->container == this) |
1104 |
|
|
{ |
1105 |
|
|
// removing a container should close it |
1106 |
|
|
close_container (); |
1107 |
|
|
} |
1108 |
root |
1.130 |
|
1109 |
root |
1.220 |
esrv_del_item (pl->contr, count); |
1110 |
root |
1.96 |
} |
1111 |
|
|
|
1112 |
root |
1.29 |
/* link the object above us */ |
1113 |
root |
1.59 |
if (above) |
1114 |
|
|
above->below = below; |
1115 |
root |
1.29 |
else |
1116 |
root |
1.117 |
ms.top = below; /* we were top, set new top */ |
1117 |
root |
1.24 |
|
1118 |
root |
1.29 |
/* Relink the object below us, if there is one */ |
1119 |
root |
1.59 |
if (below) |
1120 |
|
|
below->above = above; |
1121 |
root |
1.29 |
else |
1122 |
|
|
{ |
1123 |
|
|
/* Nothing below, which means we need to relink map object for this space |
1124 |
|
|
* use translated coordinates in case some oddness with map tiling is |
1125 |
|
|
* evident |
1126 |
|
|
*/ |
1127 |
root |
1.59 |
if (GET_MAP_OB (map, x, y) != this) |
1128 |
root |
1.117 |
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 ()); |
1129 |
elmex |
1.1 |
|
1130 |
root |
1.117 |
ms.bot = above; /* goes on above it. */ |
1131 |
root |
1.8 |
} |
1132 |
root |
1.26 |
|
1133 |
root |
1.59 |
above = 0; |
1134 |
|
|
below = 0; |
1135 |
root |
1.26 |
|
1136 |
root |
1.59 |
if (map->in_memory == MAP_SAVING) |
1137 |
root |
1.29 |
return; |
1138 |
elmex |
1.1 |
|
1139 |
root |
1.82 |
int check_walk_off = !flag [FLAG_NO_APPLY]; |
1140 |
elmex |
1.1 |
|
1141 |
root |
1.175 |
if (object *pl = ms.player ()) |
1142 |
|
|
{ |
1143 |
|
|
if (pl->container == this) |
1144 |
|
|
/* If a container that the player is currently using somehow gets |
1145 |
|
|
* removed (most likely destroyed), update the player view |
1146 |
|
|
* appropriately. |
1147 |
|
|
*/ |
1148 |
|
|
pl->close_container (); |
1149 |
|
|
|
1150 |
root |
1.218 |
//TODO: the floorbox prev/next might need updating |
1151 |
root |
1.226 |
//esrv_del_item (pl->contr, count); |
1152 |
|
|
//TODO: update floorbox to preserve ordering |
1153 |
|
|
if (pl->contr->ns) |
1154 |
|
|
pl->contr->ns->floorbox_update (); |
1155 |
root |
1.175 |
} |
1156 |
|
|
|
1157 |
root |
1.117 |
for (tmp = ms.bot; tmp; tmp = tmp->above) |
1158 |
root |
1.24 |
{ |
1159 |
root |
1.29 |
/* No point updating the players look faces if he is the object |
1160 |
|
|
* being removed. |
1161 |
root |
1.24 |
*/ |
1162 |
root |
1.29 |
|
1163 |
root |
1.96 |
/* See if object moving off should effect something */ |
1164 |
root |
1.50 |
if (check_walk_off |
1165 |
root |
1.59 |
&& ((move_type & tmp->move_off) |
1166 |
|
|
&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) |
1167 |
root |
1.29 |
{ |
1168 |
elmex |
1.72 |
move_apply (tmp, this, 0); |
1169 |
root |
1.24 |
|
1170 |
root |
1.59 |
if (destroyed ()) |
1171 |
root |
1.50 |
LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ()); |
1172 |
root |
1.8 |
} |
1173 |
|
|
|
1174 |
root |
1.29 |
last = tmp; |
1175 |
|
|
} |
1176 |
root |
1.26 |
|
1177 |
root |
1.96 |
/* last == NULL if there are no objects on this space */ |
1178 |
|
|
//TODO: this makes little sense, why only update the topmost object? |
1179 |
root |
1.59 |
if (!last) |
1180 |
root |
1.99 |
map->at (x, y).flags_ = 0; |
1181 |
root |
1.29 |
else |
1182 |
|
|
update_object (last, UP_OBJ_REMOVE); |
1183 |
root |
1.26 |
|
1184 |
root |
1.82 |
if (flag [FLAG_BLOCKSVIEW] || glow_radius) |
1185 |
root |
1.59 |
update_all_los (map, x, y); |
1186 |
elmex |
1.1 |
} |
1187 |
|
|
} |
1188 |
|
|
|
1189 |
|
|
/* |
1190 |
|
|
* merge_ob(op,top): |
1191 |
|
|
* |
1192 |
|
|
* This function goes through all objects below and including top, and |
1193 |
|
|
* merges op to the first matching object. |
1194 |
|
|
* If top is NULL, it is calculated. |
1195 |
|
|
* Returns pointer to object if it succeded in the merge, otherwise NULL |
1196 |
|
|
*/ |
1197 |
root |
1.24 |
object * |
1198 |
|
|
merge_ob (object *op, object *top) |
1199 |
|
|
{ |
1200 |
|
|
if (!op->nrof) |
1201 |
elmex |
1.1 |
return 0; |
1202 |
root |
1.29 |
|
1203 |
root |
1.194 |
if (!top) |
1204 |
root |
1.82 |
for (top = op; top && top->above; top = top->above) |
1205 |
|
|
; |
1206 |
root |
1.29 |
|
1207 |
root |
1.82 |
for (; top; top = top->below) |
1208 |
root |
1.214 |
if (object::can_merge (op, top)) |
1209 |
|
|
{ |
1210 |
|
|
top->nrof += op->nrof; |
1211 |
|
|
|
1212 |
|
|
if (object *pl = top->visible_to ()) |
1213 |
|
|
esrv_update_item (UPD_NROF, pl, top); |
1214 |
|
|
|
1215 |
|
|
op->weight = 0; // cancel the addition above |
1216 |
|
|
op->carrying = 0; // must be 0 already |
1217 |
root |
1.66 |
|
1218 |
root |
1.214 |
op->destroy (1); |
1219 |
root |
1.24 |
|
1220 |
root |
1.214 |
return top; |
1221 |
|
|
} |
1222 |
root |
1.29 |
|
1223 |
root |
1.45 |
return 0; |
1224 |
elmex |
1.1 |
} |
1225 |
|
|
|
1226 |
root |
1.138 |
void |
1227 |
|
|
object::expand_tail () |
1228 |
|
|
{ |
1229 |
|
|
if (more) |
1230 |
|
|
return; |
1231 |
|
|
|
1232 |
|
|
object *prev = this; |
1233 |
|
|
|
1234 |
root |
1.160 |
for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more) |
1235 |
root |
1.138 |
{ |
1236 |
|
|
object *op = arch_to_object (at); |
1237 |
|
|
|
1238 |
|
|
op->name = name; |
1239 |
|
|
op->name_pl = name_pl; |
1240 |
|
|
op->title = title; |
1241 |
|
|
|
1242 |
|
|
op->head = this; |
1243 |
|
|
prev->more = op; |
1244 |
|
|
|
1245 |
|
|
prev = op; |
1246 |
|
|
} |
1247 |
|
|
} |
1248 |
|
|
|
1249 |
elmex |
1.1 |
/* |
1250 |
root |
1.117 |
* same as insert_ob_in_map except it handles separate coordinates and does a clean |
1251 |
|
|
* job preparing multi-part monsters. |
1252 |
elmex |
1.1 |
*/ |
1253 |
root |
1.24 |
object * |
1254 |
root |
1.49 |
insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) |
1255 |
root |
1.24 |
{ |
1256 |
root |
1.93 |
for (object *tmp = op->head_ (); tmp; tmp = tmp->more) |
1257 |
root |
1.24 |
{ |
1258 |
root |
1.159 |
tmp->x = x + tmp->arch->x; |
1259 |
|
|
tmp->y = y + tmp->arch->y; |
1260 |
elmex |
1.1 |
} |
1261 |
root |
1.29 |
|
1262 |
root |
1.24 |
return insert_ob_in_map (op, m, originator, flag); |
1263 |
elmex |
1.1 |
} |
1264 |
|
|
|
1265 |
|
|
/* |
1266 |
|
|
* insert_ob_in_map (op, map, originator, flag): |
1267 |
|
|
* This function inserts the object in the two-way linked list |
1268 |
|
|
* which represents what is on a map. |
1269 |
|
|
* The second argument specifies the map, and the x and y variables |
1270 |
|
|
* in the object about to be inserted specifies the position. |
1271 |
|
|
* |
1272 |
|
|
* originator: Player, monster or other object that caused 'op' to be inserted |
1273 |
|
|
* into 'map'. May be NULL. |
1274 |
|
|
* |
1275 |
|
|
* flag is a bitmask about special things to do (or not do) when this |
1276 |
|
|
* function is called. see the object.h file for the INS_ values. |
1277 |
|
|
* Passing 0 for flag gives proper default values, so flag really only needs |
1278 |
|
|
* to be set if special handling is needed. |
1279 |
|
|
* |
1280 |
|
|
* Return value: |
1281 |
|
|
* new object if 'op' was merged with other object |
1282 |
|
|
* NULL if 'op' was destroyed |
1283 |
|
|
* just 'op' otherwise |
1284 |
|
|
*/ |
1285 |
root |
1.24 |
object * |
1286 |
root |
1.49 |
insert_ob_in_map (object *op, maptile *m, object *originator, int flag) |
1287 |
elmex |
1.1 |
{ |
1288 |
root |
1.138 |
assert (!op->flag [FLAG_FREED]); |
1289 |
|
|
|
1290 |
root |
1.117 |
op->remove (); |
1291 |
|
|
|
1292 |
root |
1.187 |
/* Ideally, the caller figures this out. However, it complicates a lot |
1293 |
|
|
* of areas of callers (eg, anything that uses find_free_spot would now |
1294 |
|
|
* need extra work |
1295 |
|
|
*/ |
1296 |
|
|
if (!xy_normalise (m, op->x, op->y)) |
1297 |
root |
1.24 |
{ |
1298 |
root |
1.232 |
op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found |
1299 |
root |
1.187 |
return 0; |
1300 |
elmex |
1.1 |
} |
1301 |
root |
1.25 |
|
1302 |
root |
1.117 |
if (object *more = op->more) |
1303 |
root |
1.155 |
if (!insert_ob_in_map (more, m, originator, flag)) |
1304 |
|
|
return 0; |
1305 |
root |
1.25 |
|
1306 |
root |
1.24 |
CLEAR_FLAG (op, FLAG_REMOVED); |
1307 |
root |
1.8 |
|
1308 |
root |
1.117 |
op->map = m; |
1309 |
|
|
mapspace &ms = op->ms (); |
1310 |
root |
1.24 |
|
1311 |
|
|
/* this has to be done after we translate the coordinates. |
1312 |
|
|
*/ |
1313 |
|
|
if (op->nrof && !(flag & INS_NO_MERGE)) |
1314 |
root |
1.155 |
for (object *tmp = ms.bot; tmp; tmp = tmp->above) |
1315 |
root |
1.66 |
if (object::can_merge (op, tmp)) |
1316 |
root |
1.25 |
{ |
1317 |
root |
1.218 |
// TODO: we atcually want to update tmp, not op, |
1318 |
|
|
// but some caller surely breaks when we return tmp |
1319 |
|
|
// from here :/ |
1320 |
root |
1.25 |
op->nrof += tmp->nrof; |
1321 |
root |
1.208 |
tmp->destroy (1); |
1322 |
root |
1.25 |
} |
1323 |
root |
1.24 |
|
1324 |
|
|
CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ |
1325 |
|
|
CLEAR_FLAG (op, FLAG_INV_LOCKED); |
1326 |
root |
1.25 |
|
1327 |
root |
1.24 |
if (!QUERY_FLAG (op, FLAG_ALIVE)) |
1328 |
|
|
CLEAR_FLAG (op, FLAG_NO_STEAL); |
1329 |
|
|
|
1330 |
|
|
if (flag & INS_BELOW_ORIGINATOR) |
1331 |
|
|
{ |
1332 |
|
|
if (originator->map != op->map || originator->x != op->x || originator->y != op->y) |
1333 |
|
|
{ |
1334 |
|
|
LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n"); |
1335 |
|
|
abort (); |
1336 |
|
|
} |
1337 |
root |
1.25 |
|
1338 |
root |
1.24 |
op->above = originator; |
1339 |
|
|
op->below = originator->below; |
1340 |
root |
1.25 |
|
1341 |
root |
1.24 |
if (op->below) |
1342 |
|
|
op->below->above = op; |
1343 |
|
|
else |
1344 |
root |
1.117 |
ms.bot = op; |
1345 |
root |
1.25 |
|
1346 |
root |
1.24 |
/* since *below* originator, no need to update top */ |
1347 |
|
|
originator->below = op; |
1348 |
elmex |
1.1 |
} |
1349 |
root |
1.24 |
else |
1350 |
|
|
{ |
1351 |
root |
1.218 |
object *top, *floor = NULL; |
1352 |
|
|
|
1353 |
root |
1.117 |
top = ms.bot; |
1354 |
|
|
|
1355 |
root |
1.24 |
/* If there are other objects, then */ |
1356 |
root |
1.191 |
if (top) |
1357 |
root |
1.24 |
{ |
1358 |
root |
1.96 |
object *last = 0; |
1359 |
root |
1.24 |
|
1360 |
|
|
/* |
1361 |
|
|
* If there are multiple objects on this space, we do some trickier handling. |
1362 |
|
|
* We've already dealt with merging if appropriate. |
1363 |
|
|
* Generally, we want to put the new object on top. But if |
1364 |
|
|
* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last |
1365 |
|
|
* floor, we want to insert above that and no further. |
1366 |
|
|
* Also, if there are spell objects on this space, we stop processing |
1367 |
|
|
* once we get to them. This reduces the need to traverse over all of |
1368 |
|
|
* them when adding another one - this saves quite a bit of cpu time |
1369 |
|
|
* when lots of spells are cast in one area. Currently, it is presumed |
1370 |
|
|
* that flying non pickable objects are spell objects. |
1371 |
|
|
*/ |
1372 |
root |
1.117 |
for (top = ms.bot; top; top = top->above) |
1373 |
root |
1.24 |
{ |
1374 |
|
|
if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) |
1375 |
|
|
floor = top; |
1376 |
root |
1.26 |
|
1377 |
root |
1.24 |
if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) |
1378 |
|
|
{ |
1379 |
|
|
/* We insert above top, so we want this object below this */ |
1380 |
|
|
top = top->below; |
1381 |
|
|
break; |
1382 |
|
|
} |
1383 |
root |
1.26 |
|
1384 |
root |
1.24 |
last = top; |
1385 |
|
|
} |
1386 |
root |
1.26 |
|
1387 |
root |
1.24 |
/* Don't want top to be NULL, so set it to the last valid object */ |
1388 |
|
|
top = last; |
1389 |
root |
1.8 |
|
1390 |
root |
1.24 |
/* We let update_position deal with figuring out what the space |
1391 |
|
|
* looks like instead of lots of conditions here. |
1392 |
|
|
* makes things faster, and effectively the same result. |
1393 |
|
|
*/ |
1394 |
|
|
|
1395 |
|
|
/* Have object 'fall below' other objects that block view. |
1396 |
root |
1.135 |
* Unless those objects are exits. |
1397 |
root |
1.24 |
* If INS_ON_TOP is used, don't do this processing |
1398 |
|
|
* Need to find the object that in fact blocks view, otherwise |
1399 |
|
|
* stacking is a bit odd. |
1400 |
|
|
*/ |
1401 |
root |
1.117 |
if (!(flag & INS_ON_TOP) |
1402 |
|
|
&& ms.flags () & P_BLOCKSVIEW |
1403 |
root |
1.135 |
&& (op->face && !faces [op->face].visibility)) |
1404 |
root |
1.24 |
{ |
1405 |
|
|
for (last = top; last != floor; last = last->below) |
1406 |
|
|
if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) |
1407 |
|
|
break; |
1408 |
root |
1.117 |
|
1409 |
root |
1.24 |
/* Check to see if we found the object that blocks view, |
1410 |
|
|
* and make sure we have a below pointer for it so that |
1411 |
|
|
* we can get inserted below this one, which requires we |
1412 |
|
|
* set top to the object below us. |
1413 |
|
|
*/ |
1414 |
|
|
if (last && last->below && last != floor) |
1415 |
|
|
top = last->below; |
1416 |
root |
1.8 |
} |
1417 |
root |
1.24 |
} /* If objects on this space */ |
1418 |
root |
1.25 |
|
1419 |
root |
1.24 |
if (flag & INS_ABOVE_FLOOR_ONLY) |
1420 |
|
|
top = floor; |
1421 |
|
|
|
1422 |
|
|
/* Top is the object that our object (op) is going to get inserted above. |
1423 |
|
|
*/ |
1424 |
|
|
|
1425 |
|
|
/* First object on this space */ |
1426 |
|
|
if (!top) |
1427 |
|
|
{ |
1428 |
root |
1.117 |
op->above = ms.bot; |
1429 |
root |
1.25 |
|
1430 |
root |
1.24 |
if (op->above) |
1431 |
|
|
op->above->below = op; |
1432 |
root |
1.25 |
|
1433 |
root |
1.96 |
op->below = 0; |
1434 |
root |
1.117 |
ms.bot = op; |
1435 |
root |
1.24 |
} |
1436 |
|
|
else |
1437 |
|
|
{ /* get inserted into the stack above top */ |
1438 |
|
|
op->above = top->above; |
1439 |
root |
1.25 |
|
1440 |
root |
1.24 |
if (op->above) |
1441 |
|
|
op->above->below = op; |
1442 |
root |
1.25 |
|
1443 |
root |
1.24 |
op->below = top; |
1444 |
|
|
top->above = op; |
1445 |
|
|
} |
1446 |
root |
1.25 |
|
1447 |
root |
1.96 |
if (!op->above) |
1448 |
root |
1.117 |
ms.top = op; |
1449 |
root |
1.24 |
} /* else not INS_BELOW_ORIGINATOR */ |
1450 |
root |
1.8 |
|
1451 |
root |
1.24 |
if (op->type == PLAYER) |
1452 |
root |
1.96 |
{ |
1453 |
|
|
op->contr->do_los = 1; |
1454 |
|
|
++op->map->players; |
1455 |
root |
1.100 |
op->map->touch (); |
1456 |
root |
1.96 |
} |
1457 |
root |
1.24 |
|
1458 |
root |
1.98 |
op->map->dirty = true; |
1459 |
|
|
|
1460 |
root |
1.191 |
if (object *pl = ms.player ()) |
1461 |
root |
1.218 |
//TODO: the floorbox prev/next might need updating |
1462 |
root |
1.226 |
//esrv_send_item (pl, op); |
1463 |
|
|
//TODO: update floorbox to preserve ordering |
1464 |
|
|
if (pl->contr->ns) |
1465 |
|
|
pl->contr->ns->floorbox_update (); |
1466 |
root |
1.24 |
|
1467 |
|
|
/* If this object glows, it may affect lighting conditions that are |
1468 |
|
|
* visible to others on this map. But update_all_los is really |
1469 |
|
|
* an inefficient way to do this, as it means los for all players |
1470 |
|
|
* on the map will get recalculated. The players could very well |
1471 |
|
|
* be far away from this change and not affected in any way - |
1472 |
|
|
* this should get redone to only look for players within range, |
1473 |
root |
1.99 |
* or just updating the P_UPTODATE for spaces within this area |
1474 |
root |
1.24 |
* of effect may be sufficient. |
1475 |
|
|
*/ |
1476 |
root |
1.84 |
if (op->map->darkness && (op->glow_radius != 0)) |
1477 |
root |
1.24 |
update_all_los (op->map, op->x, op->y); |
1478 |
|
|
|
1479 |
|
|
/* updates flags (blocked, alive, no magic, etc) for this map space */ |
1480 |
|
|
update_object (op, UP_OBJ_INSERT); |
1481 |
|
|
|
1482 |
root |
1.82 |
INVOKE_OBJECT (INSERT, op); |
1483 |
|
|
|
1484 |
root |
1.24 |
/* Don't know if moving this to the end will break anything. However, |
1485 |
root |
1.70 |
* we want to have floorbox_update called before calling this. |
1486 |
root |
1.24 |
* |
1487 |
|
|
* check_move_on() must be after this because code called from |
1488 |
|
|
* check_move_on() depends on correct map flags (so functions like |
1489 |
|
|
* blocked() and wall() work properly), and these flags are updated by |
1490 |
|
|
* update_object(). |
1491 |
|
|
*/ |
1492 |
|
|
|
1493 |
|
|
/* if this is not the head or flag has been passed, don't check walk on status */ |
1494 |
root |
1.155 |
if (!(flag & INS_NO_WALK_ON) && op->head_ () == op) |
1495 |
root |
1.24 |
{ |
1496 |
|
|
if (check_move_on (op, originator)) |
1497 |
root |
1.82 |
return 0; |
1498 |
elmex |
1.1 |
|
1499 |
root |
1.24 |
/* If we are a multi part object, lets work our way through the check |
1500 |
|
|
* walk on's. |
1501 |
|
|
*/ |
1502 |
root |
1.155 |
for (object *tmp = op->more; tmp; tmp = tmp->more) |
1503 |
root |
1.24 |
if (check_move_on (tmp, originator)) |
1504 |
root |
1.82 |
return 0; |
1505 |
elmex |
1.1 |
} |
1506 |
root |
1.25 |
|
1507 |
root |
1.24 |
return op; |
1508 |
elmex |
1.1 |
} |
1509 |
|
|
|
1510 |
|
|
/* this function inserts an object in the map, but if it |
1511 |
root |
1.75 |
* finds an object of its own type, it'll remove that one first. |
1512 |
|
|
* op is the object to insert it under: supplies x and the map. |
1513 |
elmex |
1.1 |
*/ |
1514 |
root |
1.24 |
void |
1515 |
|
|
replace_insert_ob_in_map (const char *arch_string, object *op) |
1516 |
|
|
{ |
1517 |
|
|
/* first search for itself and remove any old instances */ |
1518 |
elmex |
1.1 |
|
1519 |
root |
1.208 |
for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above) |
1520 |
root |
1.158 |
if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */ |
1521 |
root |
1.208 |
tmp->destroy (1); |
1522 |
|
|
|
1523 |
|
|
object *tmp = arch_to_object (archetype::find (arch_string)); |
1524 |
elmex |
1.1 |
|
1525 |
root |
1.208 |
tmp->x = op->x; |
1526 |
|
|
tmp->y = op->y; |
1527 |
elmex |
1.1 |
|
1528 |
root |
1.208 |
insert_ob_in_map (tmp, op->map, op, 0); |
1529 |
root |
1.24 |
} |
1530 |
elmex |
1.1 |
|
1531 |
root |
1.93 |
object * |
1532 |
|
|
object::insert_at (object *where, object *originator, int flags) |
1533 |
|
|
{ |
1534 |
root |
1.205 |
if (where->env) |
1535 |
|
|
return where->env->insert (this); |
1536 |
|
|
else |
1537 |
|
|
return where->map->insert (this, where->x, where->y, originator, flags); |
1538 |
root |
1.93 |
} |
1539 |
|
|
|
1540 |
elmex |
1.1 |
/* |
1541 |
root |
1.209 |
* decrease(object, number) decreases a specified number from |
1542 |
root |
1.208 |
* the amount of an object. If the amount reaches 0, the object |
1543 |
elmex |
1.1 |
* is subsequently removed and freed. |
1544 |
|
|
* |
1545 |
|
|
* Return value: 'op' if something is left, NULL if the amount reached 0 |
1546 |
|
|
*/ |
1547 |
root |
1.208 |
bool |
1548 |
root |
1.209 |
object::decrease (sint32 nr) |
1549 |
elmex |
1.1 |
{ |
1550 |
root |
1.212 |
if (!nr) |
1551 |
|
|
return true; |
1552 |
|
|
|
1553 |
root |
1.208 |
nr = min (nr, nrof); |
1554 |
elmex |
1.1 |
|
1555 |
root |
1.208 |
nrof -= nr; |
1556 |
root |
1.24 |
|
1557 |
root |
1.208 |
if (nrof) |
1558 |
elmex |
1.1 |
{ |
1559 |
root |
1.208 |
adjust_weight (env, -weight * nr); // carrying == 0 |
1560 |
elmex |
1.1 |
|
1561 |
root |
1.212 |
if (object *pl = visible_to ()) |
1562 |
|
|
esrv_update_item (UPD_NROF, pl, this); |
1563 |
root |
1.29 |
|
1564 |
root |
1.212 |
return true; |
1565 |
elmex |
1.1 |
} |
1566 |
root |
1.24 |
else |
1567 |
|
|
{ |
1568 |
root |
1.212 |
destroy (1); |
1569 |
|
|
return false; |
1570 |
elmex |
1.1 |
} |
1571 |
|
|
} |
1572 |
|
|
|
1573 |
root |
1.209 |
/* |
1574 |
root |
1.210 |
* split(ob,nr) splits up ob into two parts. The part which |
1575 |
root |
1.209 |
* is returned contains nr objects, and the remaining parts contains |
1576 |
root |
1.210 |
* the rest (or is removed and returned if that number is 0). |
1577 |
|
|
* On failure, NULL is returned. |
1578 |
root |
1.209 |
*/ |
1579 |
root |
1.208 |
object * |
1580 |
root |
1.209 |
object::split (sint32 nr) |
1581 |
root |
1.208 |
{ |
1582 |
root |
1.212 |
int have = number_of (); |
1583 |
|
|
|
1584 |
|
|
if (have < nr) |
1585 |
root |
1.209 |
return 0; |
1586 |
root |
1.212 |
else if (have == nr) |
1587 |
root |
1.209 |
{ |
1588 |
|
|
remove (); |
1589 |
|
|
return this; |
1590 |
|
|
} |
1591 |
|
|
else |
1592 |
|
|
{ |
1593 |
|
|
decrease (nr); |
1594 |
|
|
|
1595 |
root |
1.230 |
object *op = deep_clone (); |
1596 |
root |
1.209 |
op->nrof = nr; |
1597 |
|
|
return op; |
1598 |
|
|
} |
1599 |
|
|
} |
1600 |
|
|
|
1601 |
root |
1.24 |
object * |
1602 |
|
|
insert_ob_in_ob (object *op, object *where) |
1603 |
|
|
{ |
1604 |
root |
1.59 |
if (!where) |
1605 |
root |
1.24 |
{ |
1606 |
root |
1.53 |
char *dump = dump_object (op); |
1607 |
|
|
LOG (llevError, "Trying to put object in NULL.\n%s\n", dump); |
1608 |
|
|
free (dump); |
1609 |
root |
1.24 |
return op; |
1610 |
|
|
} |
1611 |
root |
1.29 |
|
1612 |
root |
1.154 |
if (where->head_ () != where) |
1613 |
root |
1.24 |
{ |
1614 |
root |
1.153 |
LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n"); |
1615 |
root |
1.24 |
where = where->head; |
1616 |
|
|
} |
1617 |
root |
1.29 |
|
1618 |
root |
1.59 |
return where->insert (op); |
1619 |
|
|
} |
1620 |
|
|
|
1621 |
|
|
/* |
1622 |
|
|
* env->insert (op) |
1623 |
|
|
* This function inserts the object op in the linked list |
1624 |
|
|
* inside the object environment. |
1625 |
|
|
* |
1626 |
|
|
* The function returns now pointer to inserted item, and return value can |
1627 |
|
|
* be != op, if items are merged. -Tero |
1628 |
|
|
*/ |
1629 |
|
|
object * |
1630 |
|
|
object::insert (object *op) |
1631 |
|
|
{ |
1632 |
root |
1.24 |
if (op->more) |
1633 |
|
|
{ |
1634 |
|
|
LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); |
1635 |
|
|
return op; |
1636 |
|
|
} |
1637 |
root |
1.29 |
|
1638 |
root |
1.208 |
op->remove (); |
1639 |
|
|
|
1640 |
|
|
op->flag [FLAG_OBJ_ORIGINAL] = 0; |
1641 |
root |
1.182 |
|
1642 |
root |
1.24 |
if (op->nrof) |
1643 |
root |
1.208 |
for (object *tmp = inv; tmp; tmp = tmp->below) |
1644 |
|
|
if (object::can_merge (tmp, op)) |
1645 |
|
|
{ |
1646 |
|
|
/* return the original object and remove inserted object |
1647 |
|
|
(client needs the original object) */ |
1648 |
|
|
tmp->nrof += op->nrof; |
1649 |
root |
1.214 |
|
1650 |
|
|
if (object *pl = tmp->visible_to ()) |
1651 |
|
|
esrv_update_item (UPD_NROF, pl, tmp); |
1652 |
|
|
|
1653 |
root |
1.210 |
adjust_weight (this, op->total_weight ()); |
1654 |
|
|
|
1655 |
root |
1.208 |
op->destroy (1); |
1656 |
|
|
op = tmp; |
1657 |
|
|
goto inserted; |
1658 |
|
|
} |
1659 |
|
|
|
1660 |
|
|
op->owner = 0; // it's his/hers now. period. |
1661 |
|
|
op->map = 0; |
1662 |
|
|
op->x = 0; |
1663 |
|
|
op->y = 0; |
1664 |
|
|
|
1665 |
|
|
op->above = 0; |
1666 |
|
|
op->below = inv; |
1667 |
|
|
op->env = this; |
1668 |
|
|
|
1669 |
|
|
if (inv) |
1670 |
|
|
inv->above = op; |
1671 |
root |
1.24 |
|
1672 |
root |
1.208 |
inv = op; |
1673 |
elmex |
1.1 |
|
1674 |
root |
1.208 |
op->flag [FLAG_REMOVED] = 0; |
1675 |
elmex |
1.1 |
|
1676 |
root |
1.214 |
if (object *pl = op->visible_to ()) |
1677 |
|
|
esrv_send_item (pl, op); |
1678 |
|
|
|
1679 |
root |
1.208 |
adjust_weight (this, op->total_weight ()); |
1680 |
elmex |
1.1 |
|
1681 |
root |
1.208 |
inserted: |
1682 |
elmex |
1.1 |
/* reset the light list and los of the players on the map */ |
1683 |
root |
1.208 |
if (op->glow_radius && map && map->darkness) |
1684 |
|
|
update_all_los (map, x, y); |
1685 |
elmex |
1.1 |
|
1686 |
root |
1.214 |
// if this is a player's inventory, update stats |
1687 |
|
|
if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER]) |
1688 |
|
|
update_stats (); |
1689 |
root |
1.59 |
|
1690 |
root |
1.82 |
INVOKE_OBJECT (INSERT, this); |
1691 |
|
|
|
1692 |
elmex |
1.1 |
return op; |
1693 |
|
|
} |
1694 |
|
|
|
1695 |
|
|
/* |
1696 |
|
|
* Checks if any objects has a move_type that matches objects |
1697 |
|
|
* that effect this object on this space. Call apply() to process |
1698 |
|
|
* these events. |
1699 |
|
|
* |
1700 |
|
|
* Any speed-modification due to SLOW_MOVE() of other present objects |
1701 |
|
|
* will affect the speed_left of the object. |
1702 |
|
|
* |
1703 |
|
|
* originator: Player, monster or other object that caused 'op' to be inserted |
1704 |
|
|
* into 'map'. May be NULL. |
1705 |
|
|
* |
1706 |
|
|
* Return value: 1 if 'op' was destroyed, 0 otherwise. |
1707 |
|
|
* |
1708 |
|
|
* 4-21-95 added code to check if appropriate skill was readied - this will |
1709 |
|
|
* permit faster movement by the player through this terrain. -b.t. |
1710 |
|
|
* |
1711 |
|
|
* MSW 2001-07-08: Check all objects on space, not just those below |
1712 |
|
|
* object being inserted. insert_ob_in_map may not put new objects |
1713 |
|
|
* on top. |
1714 |
|
|
*/ |
1715 |
root |
1.24 |
int |
1716 |
|
|
check_move_on (object *op, object *originator) |
1717 |
elmex |
1.1 |
{ |
1718 |
root |
1.48 |
object *tmp; |
1719 |
root |
1.49 |
maptile *m = op->map; |
1720 |
root |
1.48 |
int x = op->x, y = op->y; |
1721 |
root |
1.26 |
|
1722 |
root |
1.48 |
MoveType move_on, move_slow, move_block; |
1723 |
root |
1.24 |
|
1724 |
|
|
if (QUERY_FLAG (op, FLAG_NO_APPLY)) |
1725 |
|
|
return 0; |
1726 |
|
|
|
1727 |
|
|
move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y); |
1728 |
|
|
move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y); |
1729 |
|
|
move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y); |
1730 |
|
|
|
1731 |
|
|
/* if nothing on this space will slow op down or be applied, |
1732 |
|
|
* no need to do checking below. have to make sure move_type |
1733 |
|
|
* is set, as lots of objects don't have it set - we treat that |
1734 |
|
|
* as walking. |
1735 |
|
|
*/ |
1736 |
|
|
if (op->move_type && !(op->move_type & move_on) && !(op->move_type & move_slow)) |
1737 |
|
|
return 0; |
1738 |
elmex |
1.1 |
|
1739 |
root |
1.24 |
/* This is basically inverse logic of that below - basically, |
1740 |
|
|
* if the object can avoid the move on or slow move, they do so, |
1741 |
|
|
* but can't do it if the alternate movement they are using is |
1742 |
|
|
* blocked. Logic on this seems confusing, but does seem correct. |
1743 |
|
|
*/ |
1744 |
|
|
if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0) |
1745 |
|
|
return 0; |
1746 |
|
|
|
1747 |
|
|
/* The objects have to be checked from top to bottom. |
1748 |
|
|
* Hence, we first go to the top: |
1749 |
|
|
*/ |
1750 |
|
|
|
1751 |
root |
1.104 |
for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above) |
1752 |
root |
1.24 |
{ |
1753 |
|
|
/* Trim the search when we find the first other spell effect |
1754 |
|
|
* this helps performance so that if a space has 50 spell objects, |
1755 |
|
|
* we don't need to check all of them. |
1756 |
|
|
*/ |
1757 |
|
|
if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK)) |
1758 |
|
|
break; |
1759 |
|
|
} |
1760 |
root |
1.26 |
|
1761 |
|
|
for (; tmp; tmp = tmp->below) |
1762 |
root |
1.24 |
{ |
1763 |
|
|
if (tmp == op) |
1764 |
|
|
continue; /* Can't apply yourself */ |
1765 |
elmex |
1.1 |
|
1766 |
root |
1.24 |
/* Check to see if one of the movement types should be slowed down. |
1767 |
|
|
* Second check makes sure that the movement types not being slowed |
1768 |
|
|
* (~slow_move) is not blocked on this space - just because the |
1769 |
|
|
* space doesn't slow down swimming (for example), if you can't actually |
1770 |
|
|
* swim on that space, can't use it to avoid the penalty. |
1771 |
|
|
*/ |
1772 |
|
|
if (!QUERY_FLAG (op, FLAG_WIZPASS)) |
1773 |
|
|
{ |
1774 |
|
|
if ((!op->move_type && tmp->move_slow & MOVE_WALK) || |
1775 |
|
|
((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) |
1776 |
|
|
{ |
1777 |
elmex |
1.1 |
|
1778 |
root |
1.29 |
float |
1779 |
root |
1.120 |
diff = tmp->move_slow_penalty * fabs (op->speed); |
1780 |
elmex |
1.1 |
|
1781 |
root |
1.24 |
if (op->type == PLAYER) |
1782 |
root |
1.26 |
if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || |
1783 |
|
|
(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) |
1784 |
|
|
diff /= 4.0; |
1785 |
|
|
|
1786 |
root |
1.24 |
op->speed_left -= diff; |
1787 |
root |
1.8 |
} |
1788 |
|
|
} |
1789 |
elmex |
1.1 |
|
1790 |
root |
1.24 |
/* Basically same logic as above, except now for actual apply. */ |
1791 |
|
|
if ((!op->move_type && tmp->move_on & MOVE_WALK) || |
1792 |
|
|
((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0)) |
1793 |
|
|
{ |
1794 |
elmex |
1.72 |
move_apply (tmp, op, originator); |
1795 |
root |
1.24 |
|
1796 |
root |
1.48 |
if (op->destroyed ()) |
1797 |
root |
1.24 |
return 1; |
1798 |
|
|
|
1799 |
|
|
/* what the person/creature stepped onto has moved the object |
1800 |
|
|
* someplace new. Don't process any further - if we did, |
1801 |
|
|
* have a feeling strange problems would result. |
1802 |
|
|
*/ |
1803 |
|
|
if (op->map != m || op->x != x || op->y != y) |
1804 |
|
|
return 0; |
1805 |
root |
1.8 |
} |
1806 |
elmex |
1.1 |
} |
1807 |
root |
1.26 |
|
1808 |
root |
1.24 |
return 0; |
1809 |
elmex |
1.1 |
} |
1810 |
|
|
|
1811 |
|
|
/* |
1812 |
|
|
* present_arch(arch, map, x, y) searches for any objects with |
1813 |
|
|
* a matching archetype at the given map and coordinates. |
1814 |
|
|
* The first matching object is returned, or NULL if none. |
1815 |
|
|
*/ |
1816 |
root |
1.24 |
object * |
1817 |
root |
1.49 |
present_arch (const archetype *at, maptile *m, int x, int y) |
1818 |
root |
1.24 |
{ |
1819 |
root |
1.104 |
if (!m || out_of_map (m, x, y)) |
1820 |
root |
1.24 |
{ |
1821 |
|
|
LOG (llevError, "Present_arch called outside map.\n"); |
1822 |
|
|
return NULL; |
1823 |
|
|
} |
1824 |
root |
1.84 |
|
1825 |
root |
1.104 |
for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above) |
1826 |
root |
1.231 |
if (tmp->arch->archname == at->archname) |
1827 |
elmex |
1.1 |
return tmp; |
1828 |
root |
1.84 |
|
1829 |
elmex |
1.1 |
return NULL; |
1830 |
|
|
} |
1831 |
|
|
|
1832 |
|
|
/* |
1833 |
|
|
* present(type, map, x, y) searches for any objects with |
1834 |
|
|
* a matching type variable at the given map and coordinates. |
1835 |
|
|
* The first matching object is returned, or NULL if none. |
1836 |
|
|
*/ |
1837 |
root |
1.24 |
object * |
1838 |
root |
1.49 |
present (unsigned char type, maptile *m, int x, int y) |
1839 |
root |
1.24 |
{ |
1840 |
|
|
if (out_of_map (m, x, y)) |
1841 |
|
|
{ |
1842 |
|
|
LOG (llevError, "Present called outside map.\n"); |
1843 |
|
|
return NULL; |
1844 |
|
|
} |
1845 |
root |
1.84 |
|
1846 |
root |
1.104 |
for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above) |
1847 |
root |
1.24 |
if (tmp->type == type) |
1848 |
elmex |
1.1 |
return tmp; |
1849 |
root |
1.84 |
|
1850 |
elmex |
1.1 |
return NULL; |
1851 |
|
|
} |
1852 |
|
|
|
1853 |
|
|
/* |
1854 |
|
|
* present_in_ob(type, object) searches for any objects with |
1855 |
|
|
* a matching type variable in the inventory of the given object. |
1856 |
|
|
* The first matching object is returned, or NULL if none. |
1857 |
|
|
*/ |
1858 |
root |
1.24 |
object * |
1859 |
|
|
present_in_ob (unsigned char type, const object *op) |
1860 |
|
|
{ |
1861 |
root |
1.84 |
for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below) |
1862 |
root |
1.24 |
if (tmp->type == type) |
1863 |
elmex |
1.1 |
return tmp; |
1864 |
root |
1.84 |
|
1865 |
elmex |
1.1 |
return NULL; |
1866 |
|
|
} |
1867 |
|
|
|
1868 |
|
|
/* |
1869 |
|
|
* present_in_ob (type, str, object) searches for any objects with |
1870 |
|
|
* a matching type & name variable in the inventory of the given object. |
1871 |
|
|
* The first matching object is returned, or NULL if none. |
1872 |
|
|
* This is mostly used by spell effect code, so that we only |
1873 |
|
|
* have one spell effect at a time. |
1874 |
|
|
* type can be used to narrow the search - if type is set, |
1875 |
|
|
* the type must also match. -1 can be passed for the type, |
1876 |
|
|
* in which case the type does not need to pass. |
1877 |
|
|
* str is the string to match against. Note that we match against |
1878 |
|
|
* the object name, not the archetype name. this is so that the |
1879 |
|
|
* spell code can use one object type (force), but change it's name |
1880 |
|
|
* to be unique. |
1881 |
|
|
*/ |
1882 |
root |
1.24 |
object * |
1883 |
|
|
present_in_ob_by_name (int type, const char *str, const object *op) |
1884 |
|
|
{ |
1885 |
root |
1.84 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
1886 |
root |
1.82 |
if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name))) |
1887 |
|
|
return tmp; |
1888 |
elmex |
1.1 |
|
1889 |
root |
1.82 |
return 0; |
1890 |
elmex |
1.1 |
} |
1891 |
|
|
|
1892 |
|
|
/* |
1893 |
|
|
* present_arch_in_ob(archetype, object) searches for any objects with |
1894 |
|
|
* a matching archetype in the inventory of the given object. |
1895 |
|
|
* The first matching object is returned, or NULL if none. |
1896 |
|
|
*/ |
1897 |
root |
1.24 |
object * |
1898 |
|
|
present_arch_in_ob (const archetype *at, const object *op) |
1899 |
|
|
{ |
1900 |
root |
1.231 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
1901 |
|
|
if (tmp->arch->archname == at->archname) |
1902 |
elmex |
1.1 |
return tmp; |
1903 |
root |
1.82 |
|
1904 |
elmex |
1.1 |
return NULL; |
1905 |
|
|
} |
1906 |
|
|
|
1907 |
|
|
/* |
1908 |
|
|
* activate recursively a flag on an object inventory |
1909 |
|
|
*/ |
1910 |
root |
1.24 |
void |
1911 |
|
|
flag_inv (object *op, int flag) |
1912 |
|
|
{ |
1913 |
root |
1.197 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
1914 |
|
|
{ |
1915 |
|
|
SET_FLAG (tmp, flag); |
1916 |
|
|
flag_inv (tmp, flag); |
1917 |
|
|
} |
1918 |
root |
1.82 |
} |
1919 |
|
|
|
1920 |
|
|
/* |
1921 |
|
|
* deactivate recursively a flag on an object inventory |
1922 |
|
|
*/ |
1923 |
root |
1.24 |
void |
1924 |
|
|
unflag_inv (object *op, int flag) |
1925 |
|
|
{ |
1926 |
root |
1.197 |
for (object *tmp = op->inv; tmp; tmp = tmp->below) |
1927 |
|
|
{ |
1928 |
|
|
CLEAR_FLAG (tmp, flag); |
1929 |
|
|
unflag_inv (tmp, flag); |
1930 |
|
|
} |
1931 |
elmex |
1.1 |
} |
1932 |
|
|
|
1933 |
|
|
/* |
1934 |
|
|
* find_free_spot(object, map, x, y, start, stop) will search for |
1935 |
|
|
* a spot at the given map and coordinates which will be able to contain |
1936 |
|
|
* the given object. start and stop specifies how many squares |
1937 |
|
|
* to search (see the freearr_x/y[] definition). |
1938 |
|
|
* It returns a random choice among the alternatives found. |
1939 |
|
|
* start and stop are where to start relative to the free_arr array (1,9 |
1940 |
|
|
* does all 4 immediate directions). This returns the index into the |
1941 |
|
|
* array of the free spot, -1 if no spot available (dir 0 = x,y) |
1942 |
root |
1.196 |
* Note: This function does correctly handle tiled maps, but does not |
1943 |
elmex |
1.1 |
* inform the caller. However, insert_ob_in_map will update as |
1944 |
|
|
* necessary, so the caller shouldn't need to do any special work. |
1945 |
|
|
* Note - updated to take an object instead of archetype - this is necessary |
1946 |
|
|
* because arch_blocked (now ob_blocked) needs to know the movement type |
1947 |
|
|
* to know if the space in question will block the object. We can't use |
1948 |
|
|
* the archetype because that isn't correct if the monster has been |
1949 |
|
|
* customized, changed states, etc. |
1950 |
|
|
*/ |
1951 |
root |
1.24 |
int |
1952 |
root |
1.49 |
find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) |
1953 |
root |
1.24 |
{ |
1954 |
root |
1.190 |
int altern[SIZEOFFREE]; |
1955 |
root |
1.82 |
int index = 0, flag; |
1956 |
root |
1.24 |
|
1957 |
root |
1.82 |
for (int i = start; i < stop; i++) |
1958 |
root |
1.24 |
{ |
1959 |
root |
1.188 |
mapxy pos (m, x, y); pos.move (i); |
1960 |
|
|
|
1961 |
|
|
if (!pos.normalise ()) |
1962 |
|
|
continue; |
1963 |
|
|
|
1964 |
|
|
mapspace &ms = *pos; |
1965 |
root |
1.189 |
|
1966 |
|
|
if (ms.flags () & P_IS_ALIVE) |
1967 |
|
|
continue; |
1968 |
root |
1.188 |
|
1969 |
|
|
/* However, often |
1970 |
|
|
* ob doesn't have any move type (when used to place exits) |
1971 |
|
|
* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. |
1972 |
|
|
*/ |
1973 |
root |
1.200 |
if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL) |
1974 |
root |
1.190 |
{ |
1975 |
|
|
altern [index++] = i; |
1976 |
|
|
continue; |
1977 |
|
|
} |
1978 |
root |
1.24 |
|
1979 |
|
|
/* Basically, if we find a wall on a space, we cut down the search size. |
1980 |
|
|
* In this way, we won't return spaces that are on another side of a wall. |
1981 |
|
|
* This mostly work, but it cuts down the search size in all directions - |
1982 |
|
|
* if the space being examined only has a wall to the north and empty |
1983 |
|
|
* spaces in all the other directions, this will reduce the search space |
1984 |
|
|
* to only the spaces immediately surrounding the target area, and |
1985 |
|
|
* won't look 2 spaces south of the target space. |
1986 |
|
|
*/ |
1987 |
root |
1.188 |
if (ms.move_block == MOVE_ALL && maxfree[i] < stop) |
1988 |
|
|
{ |
1989 |
|
|
stop = maxfree[i]; |
1990 |
|
|
continue; |
1991 |
|
|
} |
1992 |
|
|
|
1993 |
|
|
/* Note it is intentional that we check ob - the movement type of the |
1994 |
|
|
* head of the object should correspond for the entire object. |
1995 |
|
|
*/ |
1996 |
|
|
if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block)) |
1997 |
|
|
continue; |
1998 |
|
|
|
1999 |
root |
1.196 |
if (ob->blocked (m, pos.x, pos.y)) |
2000 |
|
|
continue; |
2001 |
|
|
|
2002 |
root |
1.188 |
altern [index++] = i; |
2003 |
elmex |
1.1 |
} |
2004 |
root |
1.74 |
|
2005 |
root |
1.24 |
if (!index) |
2006 |
|
|
return -1; |
2007 |
root |
1.74 |
|
2008 |
root |
1.124 |
return altern [rndm (index)]; |
2009 |
elmex |
1.1 |
} |
2010 |
|
|
|
2011 |
|
|
/* |
2012 |
root |
1.49 |
* find_first_free_spot(archetype, maptile, x, y) works like |
2013 |
elmex |
1.1 |
* find_free_spot(), but it will search max number of squares. |
2014 |
|
|
* But it will return the first available spot, not a random choice. |
2015 |
|
|
* Changed 0.93.2: Have it return -1 if there is no free spot available. |
2016 |
|
|
*/ |
2017 |
root |
1.24 |
int |
2018 |
root |
1.49 |
find_first_free_spot (const object *ob, maptile *m, int x, int y) |
2019 |
root |
1.24 |
{ |
2020 |
root |
1.82 |
for (int i = 0; i < SIZEOFFREE; i++) |
2021 |
root |
1.188 |
if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i])) |
2022 |
root |
1.82 |
return i; |
2023 |
root |
1.24 |
|
2024 |
|
|
return -1; |
2025 |
elmex |
1.1 |
} |
2026 |
|
|
|
2027 |
|
|
/* |
2028 |
|
|
* The function permute(arr, begin, end) randomly reorders the array |
2029 |
|
|
* arr[begin..end-1]. |
2030 |
root |
1.82 |
* now uses a fisher-yates shuffle, old permute was broken |
2031 |
elmex |
1.1 |
*/ |
2032 |
root |
1.24 |
static void |
2033 |
|
|
permute (int *arr, int begin, int end) |
2034 |
elmex |
1.1 |
{ |
2035 |
root |
1.82 |
arr += begin; |
2036 |
|
|
end -= begin; |
2037 |
|
|
|
2038 |
|
|
while (--end) |
2039 |
root |
1.124 |
swap (arr [end], arr [rndm (end + 1)]); |
2040 |
elmex |
1.1 |
} |
2041 |
|
|
|
2042 |
|
|
/* new function to make monster searching more efficient, and effective! |
2043 |
|
|
* This basically returns a randomized array (in the passed pointer) of |
2044 |
|
|
* the spaces to find monsters. In this way, it won't always look for |
2045 |
|
|
* monsters to the north first. However, the size of the array passed |
2046 |
|
|
* covers all the spaces, so within that size, all the spaces within |
2047 |
|
|
* the 3x3 area will be searched, just not in a predictable order. |
2048 |
|
|
*/ |
2049 |
root |
1.24 |
void |
2050 |
|
|
get_search_arr (int *search_arr) |
2051 |
elmex |
1.1 |
{ |
2052 |
root |
1.82 |
int i; |
2053 |
elmex |
1.1 |
|
2054 |
root |
1.24 |
for (i = 0; i < SIZEOFFREE; i++) |
2055 |
root |
1.82 |
search_arr[i] = i; |
2056 |
elmex |
1.1 |
|
2057 |
root |
1.24 |
permute (search_arr, 1, SIZEOFFREE1 + 1); |
2058 |
|
|
permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1); |
2059 |
|
|
permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE); |
2060 |
elmex |
1.1 |
} |
2061 |
|
|
|
2062 |
|
|
/* |
2063 |
|
|
* find_dir(map, x, y, exclude) will search some close squares in the |
2064 |
|
|
* given map at the given coordinates for live objects. |
2065 |
|
|
* It will not considered the object given as exclude among possible |
2066 |
|
|
* live objects. |
2067 |
|
|
* It returns the direction toward the first/closest live object if finds |
2068 |
|
|
* any, otherwise 0. |
2069 |
|
|
* Perhaps incorrectly, but I'm making the assumption that exclude |
2070 |
|
|
* is actually want is going to try and move there. We need this info |
2071 |
|
|
* because we have to know what movement the thing looking to move |
2072 |
|
|
* there is capable of. |
2073 |
|
|
*/ |
2074 |
root |
1.24 |
int |
2075 |
root |
1.49 |
find_dir (maptile *m, int x, int y, object *exclude) |
2076 |
root |
1.24 |
{ |
2077 |
root |
1.82 |
int i, max = SIZEOFFREE, mflags; |
2078 |
root |
1.29 |
|
2079 |
|
|
sint16 nx, ny; |
2080 |
root |
1.82 |
object *tmp; |
2081 |
|
|
maptile *mp; |
2082 |
root |
1.29 |
|
2083 |
|
|
MoveType blocked, move_type; |
2084 |
root |
1.24 |
|
2085 |
root |
1.155 |
if (exclude && exclude->head_ () != exclude) |
2086 |
root |
1.24 |
{ |
2087 |
|
|
exclude = exclude->head; |
2088 |
|
|
move_type = exclude->move_type; |
2089 |
|
|
} |
2090 |
|
|
else |
2091 |
|
|
{ |
2092 |
|
|
/* If we don't have anything, presume it can use all movement types. */ |
2093 |
|
|
move_type = MOVE_ALL; |
2094 |
|
|
} |
2095 |
|
|
|
2096 |
|
|
for (i = 1; i < max; i++) |
2097 |
|
|
{ |
2098 |
|
|
mp = m; |
2099 |
|
|
nx = x + freearr_x[i]; |
2100 |
|
|
ny = y + freearr_y[i]; |
2101 |
|
|
|
2102 |
|
|
mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny); |
2103 |
root |
1.75 |
|
2104 |
root |
1.24 |
if (mflags & P_OUT_OF_MAP) |
2105 |
root |
1.75 |
max = maxfree[i]; |
2106 |
root |
1.24 |
else |
2107 |
|
|
{ |
2108 |
root |
1.82 |
mapspace &ms = mp->at (nx, ny); |
2109 |
|
|
|
2110 |
|
|
blocked = ms.move_block; |
2111 |
root |
1.24 |
|
2112 |
|
|
if ((move_type & blocked) == move_type) |
2113 |
root |
1.75 |
max = maxfree[i]; |
2114 |
root |
1.24 |
else if (mflags & P_IS_ALIVE) |
2115 |
|
|
{ |
2116 |
root |
1.84 |
for (tmp = ms.bot; tmp; tmp = tmp->above) |
2117 |
root |
1.82 |
if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER) |
2118 |
root |
1.155 |
&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude))) |
2119 |
root |
1.75 |
break; |
2120 |
|
|
|
2121 |
root |
1.24 |
if (tmp) |
2122 |
root |
1.75 |
return freedir[i]; |
2123 |
root |
1.8 |
} |
2124 |
|
|
} |
2125 |
elmex |
1.1 |
} |
2126 |
root |
1.75 |
|
2127 |
root |
1.24 |
return 0; |
2128 |
elmex |
1.1 |
} |
2129 |
|
|
|
2130 |
|
|
/* |
2131 |
|
|
* distance(object 1, object 2) will return the square of the |
2132 |
|
|
* distance between the two given objects. |
2133 |
|
|
*/ |
2134 |
root |
1.24 |
int |
2135 |
|
|
distance (const object *ob1, const object *ob2) |
2136 |
|
|
{ |
2137 |
root |
1.82 |
return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y); |
2138 |
elmex |
1.1 |
} |
2139 |
|
|
|
2140 |
|
|
/* |
2141 |
|
|
* find_dir_2(delta-x,delta-y) will return a direction in which |
2142 |
|
|
* an object which has subtracted the x and y coordinates of another |
2143 |
|
|
* object, needs to travel toward it. |
2144 |
|
|
*/ |
2145 |
root |
1.24 |
int |
2146 |
|
|
find_dir_2 (int x, int y) |
2147 |
|
|
{ |
2148 |
root |
1.75 |
int q; |
2149 |
elmex |
1.1 |
|
2150 |
root |
1.24 |
if (y) |
2151 |
|
|
q = x * 100 / y; |
2152 |
elmex |
1.1 |
else if (x) |
2153 |
root |
1.24 |
q = -300 * x; |
2154 |
elmex |
1.1 |
else |
2155 |
|
|
return 0; |
2156 |
|
|
|
2157 |
root |
1.24 |
if (y > 0) |
2158 |
|
|
{ |
2159 |
|
|
if (q < -242) |
2160 |
|
|
return 3; |
2161 |
|
|
if (q < -41) |
2162 |
|
|
return 2; |
2163 |
|
|
if (q < 41) |
2164 |
|
|
return 1; |
2165 |
|
|
if (q < 242) |
2166 |
|
|
return 8; |
2167 |
|
|
return 7; |
2168 |
|
|
} |
2169 |
elmex |
1.1 |
|
2170 |
|
|
if (q < -242) |
2171 |
root |
1.24 |
return 7; |
2172 |
elmex |
1.1 |
if (q < -41) |
2173 |
root |
1.24 |
return 6; |
2174 |
elmex |
1.1 |
if (q < 41) |
2175 |
root |
1.24 |
return 5; |
2176 |
elmex |
1.1 |
if (q < 242) |
2177 |
root |
1.24 |
return 4; |
2178 |
elmex |
1.1 |
|
2179 |
root |
1.24 |
return 3; |
2180 |
elmex |
1.1 |
} |
2181 |
|
|
|
2182 |
|
|
/* |
2183 |
|
|
* dirdiff(dir1, dir2) returns how many 45-degrees differences there is |
2184 |
|
|
* between two directions (which are expected to be absolute (see absdir()) |
2185 |
|
|
*/ |
2186 |
root |
1.24 |
int |
2187 |
|
|
dirdiff (int dir1, int dir2) |
2188 |
|
|
{ |
2189 |
root |
1.82 |
int d; |
2190 |
root |
1.24 |
|
2191 |
|
|
d = abs (dir1 - dir2); |
2192 |
|
|
if (d > 4) |
2193 |
elmex |
1.1 |
d = 8 - d; |
2194 |
root |
1.82 |
|
2195 |
elmex |
1.1 |
return d; |
2196 |
|
|
} |
2197 |
|
|
|
2198 |
|
|
/* peterm: |
2199 |
|
|
* do LOS stuff for ball lightning. Go after the closest VISIBLE monster. |
2200 |
|
|
* Basically, this is a table of directions, and what directions |
2201 |
|
|
* one could go to go back to us. Eg, entry 15 below is 4, 14, 16. |
2202 |
|
|
* This basically means that if direction is 15, then it could either go |
2203 |
|
|
* direction 4, 14, or 16 to get back to where we are. |
2204 |
|
|
* Moved from spell_util.c to object.c with the other related direction |
2205 |
|
|
* functions. |
2206 |
|
|
*/ |
2207 |
root |
1.82 |
int reduction_dir[SIZEOFFREE][3] = { |
2208 |
root |
1.24 |
{0, 0, 0}, /* 0 */ |
2209 |
|
|
{0, 0, 0}, /* 1 */ |
2210 |
|
|
{0, 0, 0}, /* 2 */ |
2211 |
|
|
{0, 0, 0}, /* 3 */ |
2212 |
|
|
{0, 0, 0}, /* 4 */ |
2213 |
|
|
{0, 0, 0}, /* 5 */ |
2214 |
|
|
{0, 0, 0}, /* 6 */ |
2215 |
|
|
{0, 0, 0}, /* 7 */ |
2216 |
|
|
{0, 0, 0}, /* 8 */ |
2217 |
|
|
{8, 1, 2}, /* 9 */ |
2218 |
|
|
{1, 2, -1}, /* 10 */ |
2219 |
|
|
{2, 10, 12}, /* 11 */ |
2220 |
|
|
{2, 3, -1}, /* 12 */ |
2221 |
|
|
{2, 3, 4}, /* 13 */ |
2222 |
|
|
{3, 4, -1}, /* 14 */ |
2223 |
|
|
{4, 14, 16}, /* 15 */ |
2224 |
|
|
{5, 4, -1}, /* 16 */ |
2225 |
|
|
{4, 5, 6}, /* 17 */ |
2226 |
|
|
{6, 5, -1}, /* 18 */ |
2227 |
|
|
{6, 20, 18}, /* 19 */ |
2228 |
|
|
{7, 6, -1}, /* 20 */ |
2229 |
|
|
{6, 7, 8}, /* 21 */ |
2230 |
|
|
{7, 8, -1}, /* 22 */ |
2231 |
|
|
{8, 22, 24}, /* 23 */ |
2232 |
|
|
{8, 1, -1}, /* 24 */ |
2233 |
|
|
{24, 9, 10}, /* 25 */ |
2234 |
|
|
{9, 10, -1}, /* 26 */ |
2235 |
|
|
{10, 11, -1}, /* 27 */ |
2236 |
|
|
{27, 11, 29}, /* 28 */ |
2237 |
|
|
{11, 12, -1}, /* 29 */ |
2238 |
|
|
{12, 13, -1}, /* 30 */ |
2239 |
|
|
{12, 13, 14}, /* 31 */ |
2240 |
|
|
{13, 14, -1}, /* 32 */ |
2241 |
|
|
{14, 15, -1}, /* 33 */ |
2242 |
|
|
{33, 15, 35}, /* 34 */ |
2243 |
|
|
{16, 15, -1}, /* 35 */ |
2244 |
|
|
{17, 16, -1}, /* 36 */ |
2245 |
|
|
{18, 17, 16}, /* 37 */ |
2246 |
|
|
{18, 17, -1}, /* 38 */ |
2247 |
|
|
{18, 19, -1}, /* 39 */ |
2248 |
|
|
{41, 19, 39}, /* 40 */ |
2249 |
|
|
{19, 20, -1}, /* 41 */ |
2250 |
|
|
{20, 21, -1}, /* 42 */ |
2251 |
|
|
{20, 21, 22}, /* 43 */ |
2252 |
|
|
{21, 22, -1}, /* 44 */ |
2253 |
|
|
{23, 22, -1}, /* 45 */ |
2254 |
|
|
{45, 47, 23}, /* 46 */ |
2255 |
|
|
{23, 24, -1}, /* 47 */ |
2256 |
|
|
{24, 9, -1} |
2257 |
|
|
}; /* 48 */ |
2258 |
elmex |
1.1 |
|
2259 |
|
|
/* Recursive routine to step back and see if we can |
2260 |
|
|
* find a path to that monster that we found. If not, |
2261 |
|
|
* we don't bother going toward it. Returns 1 if we |
2262 |
|
|
* can see a direct way to get it |
2263 |
|
|
* Modified to be map tile aware -.MSW |
2264 |
|
|
*/ |
2265 |
root |
1.24 |
int |
2266 |
root |
1.49 |
can_see_monsterP (maptile *m, int x, int y, int dir) |
2267 |
root |
1.24 |
{ |
2268 |
root |
1.29 |
sint16 dx, dy; |
2269 |
root |
1.75 |
int mflags; |
2270 |
root |
1.24 |
|
2271 |
|
|
if (dir < 0) |
2272 |
|
|
return 0; /* exit condition: invalid direction */ |
2273 |
|
|
|
2274 |
|
|
dx = x + freearr_x[dir]; |
2275 |
|
|
dy = y + freearr_y[dir]; |
2276 |
|
|
|
2277 |
|
|
mflags = get_map_flags (m, &m, dx, dy, &dx, &dy); |
2278 |
|
|
|
2279 |
|
|
/* This functional arguably was incorrect before - it was |
2280 |
|
|
* checking for P_WALL - that was basically seeing if |
2281 |
|
|
* we could move to the monster - this is being more |
2282 |
|
|
* literal on if we can see it. To know if we can actually |
2283 |
|
|
* move to the monster, we'd need the monster passed in or |
2284 |
|
|
* at least its move type. |
2285 |
|
|
*/ |
2286 |
|
|
if (mflags & (P_OUT_OF_MAP | P_BLOCKSVIEW)) |
2287 |
|
|
return 0; |
2288 |
|
|
|
2289 |
|
|
/* yes, can see. */ |
2290 |
|
|
if (dir < 9) |
2291 |
|
|
return 1; |
2292 |
root |
1.75 |
|
2293 |
|
|
return can_see_monsterP (m, x, y, reduction_dir[dir][0]) |
2294 |
|
|
| can_see_monsterP (m, x, y, reduction_dir[dir][1]) |
2295 |
|
|
| can_see_monsterP (m, x, y, reduction_dir[dir][2]); |
2296 |
root |
1.24 |
} |
2297 |
|
|
|
2298 |
elmex |
1.1 |
/* |
2299 |
|
|
* can_pick(picker, item): finds out if an object is possible to be |
2300 |
|
|
* picked up by the picker. Returnes 1 if it can be |
2301 |
|
|
* picked up, otherwise 0. |
2302 |
|
|
* |
2303 |
|
|
* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause |
2304 |
|
|
* core dumps if they do. |
2305 |
|
|
* |
2306 |
|
|
* Add a check so we can't pick up invisible objects (0.93.8) |
2307 |
|
|
*/ |
2308 |
root |
1.24 |
int |
2309 |
|
|
can_pick (const object *who, const object *item) |
2310 |
|
|
{ |
2311 |
|
|
return /*QUERY_FLAG(who,FLAG_WIZ)|| */ |
2312 |
|
|
(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && |
2313 |
|
|
!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3)); |
2314 |
elmex |
1.1 |
} |
2315 |
|
|
|
2316 |
|
|
/* |
2317 |
|
|
* create clone from object to another |
2318 |
|
|
*/ |
2319 |
root |
1.24 |
object * |
2320 |
root |
1.230 |
object::deep_clone () |
2321 |
root |
1.24 |
{ |
2322 |
root |
1.230 |
assert (("deep_clone called on non-head object", is_head ())); |
2323 |
elmex |
1.1 |
|
2324 |
root |
1.230 |
object *dst = clone (); |
2325 |
root |
1.24 |
|
2326 |
root |
1.230 |
object *prev = dst; |
2327 |
|
|
for (object *part = this->more; part; part = part->more) |
2328 |
root |
1.24 |
{ |
2329 |
root |
1.224 |
object *tmp = part->clone (); |
2330 |
root |
1.230 |
tmp->head = dst; |
2331 |
|
|
prev->more = tmp; |
2332 |
root |
1.24 |
prev = tmp; |
2333 |
elmex |
1.1 |
} |
2334 |
root |
1.24 |
|
2335 |
root |
1.230 |
for (object *item = inv; item; item = item->below) |
2336 |
|
|
insert_ob_in_ob (item->deep_clone (), dst); |
2337 |
elmex |
1.1 |
|
2338 |
root |
1.24 |
return dst; |
2339 |
elmex |
1.1 |
} |
2340 |
|
|
|
2341 |
|
|
/* This returns the first object in who's inventory that |
2342 |
|
|
* has the same type and subtype match. |
2343 |
|
|
* returns NULL if no match. |
2344 |
|
|
*/ |
2345 |
root |
1.24 |
object * |
2346 |
|
|
find_obj_by_type_subtype (const object *who, int type, int subtype) |
2347 |
elmex |
1.1 |
{ |
2348 |
root |
1.82 |
for (object *tmp = who->inv; tmp; tmp = tmp->below) |
2349 |
root |
1.24 |
if (tmp->type == type && tmp->subtype == subtype) |
2350 |
|
|
return tmp; |
2351 |
elmex |
1.1 |
|
2352 |
root |
1.82 |
return 0; |
2353 |
elmex |
1.1 |
} |
2354 |
|
|
|
2355 |
root |
1.228 |
const shstr & |
2356 |
|
|
object::kv_get (const shstr &key) const |
2357 |
root |
1.24 |
{ |
2358 |
root |
1.228 |
for (key_value *kv = key_values; kv; kv = kv->next) |
2359 |
|
|
if (kv->key == key) |
2360 |
|
|
return kv->value; |
2361 |
root |
1.24 |
|
2362 |
root |
1.228 |
return shstr_null; |
2363 |
root |
1.24 |
} |
2364 |
elmex |
1.1 |
|
2365 |
root |
1.228 |
void |
2366 |
|
|
object::kv_set (const shstr &key, const shstr &value) |
2367 |
root |
1.24 |
{ |
2368 |
root |
1.228 |
for (key_value *kv = key_values; kv; kv = kv->next) |
2369 |
|
|
if (kv->key == key) |
2370 |
|
|
{ |
2371 |
|
|
kv->value = value; |
2372 |
|
|
return; |
2373 |
|
|
} |
2374 |
root |
1.24 |
|
2375 |
root |
1.228 |
key_value *kv = new key_value; |
2376 |
elmex |
1.1 |
|
2377 |
root |
1.228 |
kv->next = key_values; |
2378 |
|
|
kv->key = key; |
2379 |
|
|
kv->value = value; |
2380 |
root |
1.35 |
|
2381 |
root |
1.228 |
key_values = kv; |
2382 |
elmex |
1.1 |
} |
2383 |
|
|
|
2384 |
root |
1.228 |
void |
2385 |
|
|
object::kv_del (const shstr &key) |
2386 |
root |
1.24 |
{ |
2387 |
root |
1.228 |
for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next) |
2388 |
|
|
if ((*kvp)->key == key) |
2389 |
|
|
{ |
2390 |
|
|
key_value *kv = *kvp; |
2391 |
|
|
*kvp = (*kvp)->next; |
2392 |
|
|
delete kv; |
2393 |
|
|
return; |
2394 |
|
|
} |
2395 |
elmex |
1.1 |
} |
2396 |
root |
1.31 |
|
2397 |
root |
1.34 |
object::depth_iterator::depth_iterator (object *container) |
2398 |
|
|
: iterator_base (container) |
2399 |
|
|
{ |
2400 |
|
|
while (item->inv) |
2401 |
|
|
item = item->inv; |
2402 |
|
|
} |
2403 |
|
|
|
2404 |
root |
1.31 |
void |
2405 |
root |
1.34 |
object::depth_iterator::next () |
2406 |
root |
1.31 |
{ |
2407 |
root |
1.34 |
if (item->below) |
2408 |
|
|
{ |
2409 |
|
|
item = item->below; |
2410 |
|
|
|
2411 |
|
|
while (item->inv) |
2412 |
|
|
item = item->inv; |
2413 |
|
|
} |
2414 |
root |
1.31 |
else |
2415 |
root |
1.34 |
item = item->env; |
2416 |
root |
1.31 |
} |
2417 |
root |
1.34 |
|
2418 |
elmex |
1.97 |
const char * |
2419 |
|
|
object::flag_desc (char *desc, int len) const |
2420 |
|
|
{ |
2421 |
|
|
char *p = desc; |
2422 |
|
|
bool first = true; |
2423 |
|
|
|
2424 |
root |
1.101 |
*p = 0; |
2425 |
|
|
|
2426 |
elmex |
1.97 |
for (int i = 0; i < NUM_FLAGS; i++) |
2427 |
|
|
{ |
2428 |
|
|
if (len <= 10) // magic constant! |
2429 |
|
|
{ |
2430 |
|
|
snprintf (p, len, ",..."); |
2431 |
|
|
break; |
2432 |
|
|
} |
2433 |
|
|
|
2434 |
root |
1.101 |
if (flag [i]) |
2435 |
elmex |
1.97 |
{ |
2436 |
|
|
int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i); |
2437 |
|
|
len -= cnt; |
2438 |
|
|
p += cnt; |
2439 |
|
|
first = false; |
2440 |
|
|
} |
2441 |
|
|
} |
2442 |
|
|
|
2443 |
|
|
return desc; |
2444 |
|
|
} |
2445 |
|
|
|
2446 |
root |
1.101 |
// return a suitable string describing an object in enough detail to find it |
2447 |
root |
1.36 |
const char * |
2448 |
|
|
object::debug_desc (char *info) const |
2449 |
|
|
{ |
2450 |
elmex |
1.97 |
char flagdesc[512]; |
2451 |
|
|
char info2[256 * 4]; |
2452 |
root |
1.36 |
char *p = info; |
2453 |
|
|
|
2454 |
root |
1.203 |
p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}", |
2455 |
|
|
count, |
2456 |
|
|
uuid.c_str (), |
2457 |
root |
1.36 |
&name, |
2458 |
root |
1.117 |
title ? "\",title:\"" : "", |
2459 |
elmex |
1.97 |
title ? (const char *)title : "", |
2460 |
|
|
flag_desc (flagdesc, 512), type); |
2461 |
root |
1.36 |
|
2462 |
root |
1.217 |
if (!flag[FLAG_REMOVED] && env) |
2463 |
root |
1.36 |
p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); |
2464 |
|
|
|
2465 |
|
|
if (map) |
2466 |
root |
1.96 |
p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y); |
2467 |
root |
1.36 |
|
2468 |
|
|
return info; |
2469 |
|
|
} |
2470 |
|
|
|
2471 |
|
|
const char * |
2472 |
|
|
object::debug_desc () const |
2473 |
|
|
{ |
2474 |
root |
1.143 |
static char info[3][256 * 4]; |
2475 |
|
|
static int info_idx; |
2476 |
root |
1.36 |
|
2477 |
root |
1.143 |
return debug_desc (info [++info_idx % 3]); |
2478 |
root |
1.114 |
} |
2479 |
|
|
|
2480 |
root |
1.125 |
struct region * |
2481 |
|
|
object::region () const |
2482 |
|
|
{ |
2483 |
|
|
return map ? map->region (x, y) |
2484 |
|
|
: region::default_region (); |
2485 |
|
|
} |
2486 |
|
|
|
2487 |
root |
1.129 |
const materialtype_t * |
2488 |
|
|
object::dominant_material () const |
2489 |
|
|
{ |
2490 |
root |
1.165 |
if (materialtype_t *mt = name_to_material (materialname)) |
2491 |
|
|
return mt; |
2492 |
root |
1.129 |
|
2493 |
root |
1.165 |
return name_to_material (shstr_unknown); |
2494 |
root |
1.129 |
} |
2495 |
|
|
|
2496 |
root |
1.130 |
void |
2497 |
|
|
object::open_container (object *new_container) |
2498 |
|
|
{ |
2499 |
|
|
if (container == new_container) |
2500 |
|
|
return; |
2501 |
|
|
|
2502 |
root |
1.220 |
object *old_container = container; |
2503 |
|
|
|
2504 |
|
|
if (old_container) |
2505 |
root |
1.130 |
{ |
2506 |
|
|
if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this))) |
2507 |
|
|
return; |
2508 |
|
|
|
2509 |
|
|
#if 0 |
2510 |
|
|
// remove the "Close old_container" object. |
2511 |
|
|
if (object *closer = old_container->inv) |
2512 |
|
|
if (closer->type == CLOSE_CON) |
2513 |
|
|
closer->destroy (); |
2514 |
|
|
#endif |
2515 |
|
|
|
2516 |
root |
1.220 |
// make sure the container is available |
2517 |
|
|
esrv_send_item (this, old_container); |
2518 |
|
|
|
2519 |
root |
1.216 |
old_container->flag [FLAG_APPLIED] = false; |
2520 |
root |
1.130 |
container = 0; |
2521 |
|
|
|
2522 |
root |
1.220 |
// client needs item update to make it work, client bug requires this to be separate |
2523 |
root |
1.130 |
esrv_update_item (UPD_FLAGS, this, old_container); |
2524 |
root |
1.220 |
|
2525 |
root |
1.130 |
new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container)); |
2526 |
root |
1.177 |
play_sound (sound_find ("chest_close")); |
2527 |
root |
1.130 |
} |
2528 |
|
|
|
2529 |
|
|
if (new_container) |
2530 |
|
|
{ |
2531 |
|
|
if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this))) |
2532 |
|
|
return; |
2533 |
|
|
|
2534 |
|
|
// TODO: this does not seem to serve any purpose anymore? |
2535 |
|
|
#if 0 |
2536 |
|
|
// insert the "Close Container" object. |
2537 |
|
|
if (archetype *closer = new_container->other_arch) |
2538 |
|
|
{ |
2539 |
|
|
object *closer = arch_to_object (new_container->other_arch); |
2540 |
|
|
closer->flag [FLAG_NO_MAP_SAVE] = 1; |
2541 |
|
|
new_container->insert (closer); |
2542 |
|
|
} |
2543 |
|
|
#endif |
2544 |
|
|
|
2545 |
root |
1.132 |
new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container)); |
2546 |
|
|
|
2547 |
root |
1.220 |
// make sure the container is available, client bug requires this to be separate |
2548 |
|
|
esrv_send_item (this, new_container); |
2549 |
|
|
|
2550 |
root |
1.216 |
new_container->flag [FLAG_APPLIED] = true; |
2551 |
root |
1.130 |
container = new_container; |
2552 |
|
|
|
2553 |
root |
1.220 |
// client needs flag change |
2554 |
root |
1.130 |
esrv_update_item (UPD_FLAGS, this, new_container); |
2555 |
root |
1.131 |
esrv_send_inventory (this, new_container); |
2556 |
root |
1.177 |
play_sound (sound_find ("chest_open")); |
2557 |
root |
1.130 |
} |
2558 |
root |
1.220 |
// else if (!old_container->env && contr && contr->ns) |
2559 |
|
|
// contr->ns->floorbox_reset (); |
2560 |
root |
1.130 |
} |
2561 |
|
|
|
2562 |
root |
1.164 |
object * |
2563 |
|
|
object::force_find (const shstr name) |
2564 |
|
|
{ |
2565 |
|
|
/* cycle through his inventory to look for the MARK we want to |
2566 |
|
|
* place |
2567 |
|
|
*/ |
2568 |
|
|
for (object *tmp = inv; tmp; tmp = tmp->below) |
2569 |
|
|
if (tmp->type == FORCE && tmp->slaying == name) |
2570 |
|
|
return splay (tmp); |
2571 |
|
|
|
2572 |
|
|
return 0; |
2573 |
|
|
} |
2574 |
|
|
|
2575 |
|
|
void |
2576 |
|
|
object::force_add (const shstr name, int duration) |
2577 |
|
|
{ |
2578 |
|
|
if (object *force = force_find (name)) |
2579 |
|
|
force->destroy (); |
2580 |
|
|
|
2581 |
|
|
object *force = get_archetype (FORCE_NAME); |
2582 |
|
|
|
2583 |
|
|
force->slaying = name; |
2584 |
|
|
force->stats.food = 1; |
2585 |
|
|
force->speed_left = -1.f; |
2586 |
|
|
|
2587 |
|
|
force->set_speed (duration ? 1.f / duration : 0.f); |
2588 |
|
|
force->flag [FLAG_IS_USED_UP] = true; |
2589 |
|
|
force->flag [FLAG_APPLIED] = true; |
2590 |
|
|
|
2591 |
|
|
insert (force); |
2592 |
|
|
} |
2593 |
|
|
|
2594 |
root |
1.178 |
void |
2595 |
root |
1.208 |
object::play_sound (faceidx sound) |
2596 |
root |
1.178 |
{ |
2597 |
|
|
if (!sound) |
2598 |
|
|
return; |
2599 |
|
|
|
2600 |
|
|
if (flag [FLAG_REMOVED]) |
2601 |
|
|
return; |
2602 |
|
|
|
2603 |
|
|
if (env) |
2604 |
|
|
{ |
2605 |
|
|
if (object *pl = in_player ()) |
2606 |
|
|
pl->contr->play_sound (sound); |
2607 |
|
|
} |
2608 |
|
|
else |
2609 |
|
|
map->play_sound (sound, x, y); |
2610 |
|
|
} |
2611 |
|
|
|